JP6726899B2 - Sliding door device - Google Patents

Description

The present invention relates to a sliding door device.

Conventionally, a sliding door that is slidably installed along one surface of the wall body so as to open and close an opening or the like provided in the wall body on one side in the wall thickness direction of the opening, so-called an outset storage type door It has been known. When such an outset is stored, an upper rail for guiding the upper end side of the sliding door is attached along the wall surface. Therefore, there is a problem that the upper rail is easily conspicuous on the wall surface on the side where the sliding door is placed (stored) when it is opened, particularly when the sliding door is closed.
For example, Patent Document 1 below discloses a sliding door device including a lower rail on which a door roller provided at a lower end portion of a sliding door runs and is fixed to a floor surface, and an upper guide mechanism that guides an upper portion of the sliding door. Further, in this sliding door device, the guide member of the rail member provided at the upper end of the sliding door is engaged with the guide member that constitutes the upper guide mechanism provided on the upper wall surface between the opening and the side wall surface thereof. It is configured to have a matching guide groove.

JP, 2003-82915, A

However, in the sliding door device as described in Patent Document 1, the upper end side of the sliding door is guided by a guide member that is smaller than the door width dimension of the sliding door. Therefore, it is conceivable that the upper end side of the part of the sliding door separated from the guide member may easily swing in the door thickness direction, or the part separated from the guide member may easily rise. For example, in the fully closed position, the upper end side of the sliding door, which is the side operated when opened, may easily swing, and a load may be applied to the guide member that engages on the door tail side of the sliding door. .. Further, when a mechanism for decelerating the sliding door is provided, it may be possible that the front side in the moving direction is easily lifted, and further improvement is desired.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a sliding door device that can stably guide a door plate while making a member that guides the upper end side of the door plate inconspicuous in a fully closed position. I am trying.

In order to achieve the above object, a sliding door device according to the present invention is built slidably along one surface of the wall body so as to open and close the opening provided in the wall body on one side in the wall thickness direction of the opening. A sliding door device provided with a door plate attached, the lower rail being disposed on one floor side of the wall body, guiding the lower end side of the door plate, and receiving a load of the door plate, and the fully closed position of the lower rail. It is arranged on one side of the wall body so as to be within the width of the end portion of the door plate on the side of the tail end and within the width of the end portion of the door plate at the fully open position. The upper guide member for guiding and the door plate in the fully closed position have a length not exposed on one side of the wall body on which the door plate in the fully open position is arranged, and the upper edge of the opening on one side of the wall body. An auxiliary upper rail disposed along a portion of the door plate, and a swinging member that is provided at an upper end portion of a surface of the door plate facing the wall body at an end portion on the door tip side and slidably locked to the auxiliary upper rail. And a stop member.

Further, in order to achieve the above object, the sliding door device according to the present invention is slidable along one surface of the wall body so as to open and close the opening provided in the wall body on one side in the wall thickness direction of the opening. A sliding door device having a door plate built in, which is arranged on one floor side of the wall body, guides a lower end side of the door plate, and receives a load of the door plate, and a fully closed position. On one side of the wall body on one side in the opening width direction of the opening, which is the substantially central part of the movement locus of the door plate that moves between the fully open position and the fully open position, within the width of the door end side end portion of the door plate at the fully closed position. The upper guide member, which is arranged so as to be within the width of the door tip side end portion of the door plate in the fully opened position, is provided on the upper end side of the door plate, and the upper guide member for guiding the upper end side of the door plate. A cushioning mechanism that decelerates the door plate that moves to at least one of a closed position and a fully open position, an action portion that is provided in the upper guide member and that operates the cushioning mechanism, and an action portion of the upper guide member It is characterized in that it is provided with a restricting portion that suppresses lifting of the door plate on the front side in the moving direction when the cushioning mechanism is operated, and a restricted portion that engages with the restricting portion.

Since the sliding door device according to the present invention is configured as described above, it is possible to stably guide the door plate while making the member for guiding the upper end side of the door plate inconspicuous at the fully closed position.

It is a partially broken schematic longitudinal cross-sectional view which shows an example of the sliding door device which concerns on one Embodiment of this invention typically, and was made corresponded to the YY line arrow in FIG. 3A is a partially cutaway schematic horizontal cross-sectional view taken along the line X1-X1 in FIG. 3, and FIG. 3B is a partially broken schematic horizontal cross-section taken along the line X2-X2 in FIG. 4B is a partially cutaway schematic cross-sectional view corresponding to the line X3-X3 in FIG. It is a partially broken schematic front view which shows the state which constructed one example of the sliding door apparatus typically. It is a partially broken schematic front view which shows the state which constructed one example of the sliding door apparatus typically. (A) is a schematic perspective view which shows typically an example of the upper guide member with which the same sliding door apparatus is equipped, (b) is a schematic exploded perspective view of the same upper guide member. (A) is a partially broken schematic perspective view which shows typically an example of the door plate with which the same sliding door apparatus is equipped, (b) is a partially broken view which shows an example of the lower rail and regulation member with which the same sliding door apparatus is equipped. It is a schematic perspective view. 3A and 3B are partially cutaway schematic enlarged vertical sectional views corresponding to a Z1 portion in FIG. (A) to (c) are partially cutaway schematic enlarged vertical sectional views corresponding to the Z2 portion in FIG. 4, and (d) to (f) are partially broken corresponding to FIG. 2(a). It is a schematic cross-sectional view. (A), (b) shows typically an example of the sliding door apparatus which concerns on other embodiment of this invention, (a) is a partial fracture schematic longitudinal cross-sectional view corresponding to FIG. 1, (b) FIG. 3 is a partially cutaway schematic plan view schematically showing an example of a door plate included in the sliding door device. (A)-(c) shows typically an example of the sliding door apparatus which concerns on other embodiment of this invention, (a) is a partial fracture schematic longitudinal cross-sectional view corresponding to FIG. 1, (b). ), (c) is a partially broken schematic perspective view schematically showing an example of a lower rail and a regulating member included in the sliding door device. (A), (b) is a partial fracture schematic longitudinal cross-sectional view which shows typically an example of the sliding door apparatus which concerns on other embodiment of this invention. (A), (b) is a partially broken schematic exploded perspective view which shows typically an example of the sliding door apparatus.

Embodiments of the present invention will be described below with reference to the drawings.
Note that in some of the drawings, some of the detailed reference numerals attached to other drawings are omitted.
Moreover, in each of the following embodiments, a direction such as a vertical direction will be described based on a state in which the sliding door device according to each embodiment is installed.

1 to 8 are diagrams schematically showing an example of a sliding door device according to the first embodiment.
As shown in FIGS. 1 to 4, the sliding door device 1 according to the present embodiment has one surface of the wall body 2 that opens and closes the opening 3 provided in the wall body 2 on one side in the wall thickness direction of the opening 3. A door plate 10 is installed so as to be slidable along the door. In other words, this door board 10 is on one side in the wall thickness direction of the opening 3, not a sleeve wall storage housed in a sleeve wall provided in a part of the wall body or a door pocket storage housed in a wall bag provided in the wall body. It is configured to be slidable on the outside so that it can be built into what is called an outset storage. Further, when the door plate 10 is slid from the fully closed position shown in FIG. 3 to one side in the door width direction (wall width direction) to the fully opened position shown in FIG. It is configured to be arranged on one side in the wall thickness direction of the wall body 2 located on one side. In the present embodiment, the sliding door device 1 is configured to include a single door plate 10.

Further, the sliding door device 1 is provided on one side (one side in the wall thickness direction) of the wall body 2 on the floor side, and includes a lower rail 6 that guides the lower end side of the door plate 10 and receives the load of the door plate 10. .. That is, the sliding door device 1 is of a lower load type in which the load of the door plate 10 is received by the lower rail 6.
In addition, the sliding door device 1 is installed on one side of the wall body 2 so that the sliding door device 1 is located within the width of the end portion of the door plate 10 in the fully closed position and within the width of the end portion of the door plate 10 in the fully open position. The upper guide member 30 is provided on the side and guides the upper end side of the door plate 10.
In addition, the sliding door device 1 includes an auxiliary upper rail 26 disposed along the upper edge portion of the opening 3 on one side of the wall body 2 and a surface of the end portion of the door plate 10 facing the wall body 2 side. The anti-vibration member 20 is provided at the upper end and is slidably locked to the auxiliary upper rail 26.

As shown in FIG. 2A, the opening 3 is provided so as to penetrate the wall body 2 of a building such as a residence, and constitutes an entrance/exit. The illustrated example shows an example in which the upper side and the left and right (opening width direction) sides of the opening 3 are partitioned by the upper frame 4 and the pair of vertical frames 5 and 5 that form the opening frame. Further, in the illustrated example, the upper frame 4 and the pair of vertical frames 5, 5 are fixed frames protruding from both sides in the wall thickness direction so that both ends in the wall thickness direction (projection direction) become so-called dust parts. An example is shown. In addition, a C-chamfered chamfer is provided on the center side in the opening width direction of both ends of the pair of vertical frames 5 and 5 in the wall thickness direction. An example is shown in which the dimension of the frame 4 along the wall thickness direction is smaller than the dimension of the pair of vertical frames 5, 5 along the wall thickness direction.
The lower side of the opening 3 may be partitioned by the floor surface or the lower frame. Moreover, you may grasp as the sliding door apparatus 1 provided with such an opening frame.

The lower rail 6 has a long shape along the sliding direction (door width direction) of the door plate 10, and is provided on the lower end side of the door plate 10 that slides between the fully closed position shown in FIG. 3 and the fully opened position shown in FIG. It is placed on the floor side so that it can be guided. In the illustrated example, the length of the lower rail 6 is set to a dimension corresponding to the dimension along the door width direction from the front end side end surface of the door plate 10 in the fully closed position to the door rear side end surface of the door plate 10 in the fully open position. Is shown. That is, the lower rail 6 has a length that is at least twice the opening width dimension of the opening 3.
The lower rail 6 is also provided with a guide groove 7 that opens upward so as to extend in the longitudinal direction.

As shown in FIG. 2A, the lower rail 6 is arranged so as to be located on one side in the wall thickness direction of both vertical frames 5, 5 which is one side in the wall thickness direction of the opening 3. In the illustrated example, the lower rail 6 is positioned on one side in the wall thickness direction of one of the vertical frames 5 located in the vicinity of the door end side end of the door plate 10 whose one end in the longitudinal direction is the fully closed position. An example of arrangement is shown. Further, in the illustrated example, an example is shown in which the lower rail 6 is arranged so as to be close to one surface of the vertical frames 5 and 5 in the wall thickness direction.
Further, in the present embodiment, the lower rail 6 is a so-called directly-mounted rail installed on the floor. Instead of such an aspect, the lower rail 6 may be embedded in the floor.

Further, in the present embodiment, a pair of stopper portions 8 and 9 for restricting the fully closed position and the fully opened position of the door plate 10 are provided at both ends of the lower rail 6 in the longitudinal direction. That is, the fully closed side stopper portion 8 that restricts the fully closed position of the door plate 10 is provided at one longitudinal end of the lower rail 6, and the fully opened side stopper that restricts the fully opened position of the door plate 10 at the other longitudinal end of the lower rail 6. The part 9 is provided. These stopper portions 8 and 9 are provided so as to project upward. The fully-closed side stopper portion 8 is configured to abut on the lower end portion of the end face side end surface of the door plate 10 to suppress further movement of the door plate 10 toward the front side in the closing direction. The fully open side stopper portion 9 is configured to abut on the lower end portion of the door end side end surface of the door plate 10 to suppress further movement of the door plate 10 to the front side in the opening direction. It should be noted that the projecting sizes of the stopper portions 8 and 9 toward the upper side may be appropriately set so that the movement of the door plate 10 can be suppressed and from the viewpoint of appearance.

The door plate 10 is vertically long and long, and as shown in FIG. 3, at the fully closed position, covers almost the entire opening 3 when viewed from one side in the wall thickness direction (door thickness direction). In addition, as shown in FIG. 4, the door plate 10 has an inner side surface (expected surface) of the other vertical frame 5 located near the door tip side end of the door plate 10 in the fully open position and the door tip. The side end surfaces are arranged so as to be substantially coplanar.
In the present embodiment, as shown in FIG. 3, the vertical dimension and the door width dimension of the door plate 10 are made larger than the opening height dimension and the opening width dimension of the opening 3. In the illustrated example, the vertical dimension of the door plate 10 is set to a dimension that can cover the entire upper frame 4 when viewed from one side in the wall thickness direction at the fully closed position. Further, the door width of the door plate 10 is set so as to cover substantially the entire vertical frames 5 and 5 on both sides when viewed from one side in the wall thickness direction at the fully closed position. Further, in the illustrated example, the overlapping width (width along the door width direction) with the wall body 2 in the state where the door plate 10 in the fully closed position is viewed in the wall thickness direction is closer to the door rear side than the door end side end portion. The example which has arranged the door plate 10 so that it may become large in an edge part is shown.

An appropriate pull tab 19 that serves as a handle when opening and closing the door plate 10 is provided at the door end side end of the door plate 10.
Further, in this embodiment, a door roller 11 that engages with the guide groove 7 of the lower rail 6 is provided at the lower end portion of the door plate 10. The illustrated example shows an example in which the door wheels 11 and 11 are provided at both ends of the lower end of the door plate 10 in the door width direction. These door rollers 11, 11 are provided so that a part thereof protrudes downward from the lower end surface of the door plate 10. Further, the door rollers 11 and 11 are configured to be rotatable around an axis along the door thickness direction, and are configured to engage with the guide groove 7 of the lower rail 6 and roll. Instead of such a mode in which the door roller 11 is provided at the lower end portion of the door plate 10, a ridge provided at the lower end portion of the door plate 10 or the lower end portion itself engages with the guide groove 7 of the lower rail 6 and is guided. It is also possible to adopt such a mode.

Further, in the present embodiment, as shown in FIGS. 1 and 2B and 2C, the groove 12 extending in the door width direction is provided on the upper end side of the door plate 10. In this embodiment, the concave groove 12 is provided so as to open upward on the upper end surface of the door plate 10. Further, an example in which the concave groove 12 is formed in a substantially rectangular groove shape when viewed in the groove longitudinal direction is shown.
The groove 12 is formed by a rail-shaped member formed of a metal-based material or a hard synthetic resin-based material having a substantially U-shaped cross section (U-shaped or C-shaped) that opens upward. It may be partitioned. Alternatively, at least one side wall in the groove width direction may be partitioned by a member formed of a metal material, a hard synthetic resin material, or the like. Further, in the illustrated example, the recessed groove 12 is provided over the entire width of the door plate 10 so as to be opened at both end surfaces in the door width direction, but it may not be opened at both end surfaces in the door width direction. ..

Further, in the present embodiment, on the upper end side of the door plate 10, as shown in FIGS. 7 and 8A to 8C, the door plate 10 that moves to at least one of the fully closed position and the fully open position is decelerated. The buffering mechanisms 13 and 16 are provided. The cushioning mechanisms 13 and 16 are configured to reduce the speed of the door plate 10 that moves toward at least one of the fully closed position and the fully open position to reduce rebound and impact.
In the present embodiment, the cushioning mechanisms 13 and 16 are provided in a pair at both ends in the door width direction on the upper end side of the door plate 10 so that the door plate 10 that moves to the fully closed position and the fully open position can be decelerated. It is configured. Further, on the upper end side of the door plate 10, a fully closed side buffer mechanism 13 for decelerating the door plate 10 moving to the fully closed position and a fully open side buffer mechanism 16 for decelerating the door plate 10 moving to the fully open position are provided. Further, the fully closed side cushioning mechanism 13 is provided at the door tail side end of the door plate 10, and the fully open side cushioning mechanism 16 is provided at the door tip side end of the door plate 10.

These cushioning mechanisms 13 and 16 have the same configuration as each other and are provided on the upper end side of the door plate 10 so as to be line-symmetrical when viewed in the door thickness direction.
Further, these cushioning mechanisms 13 and 16 are actuating arms 15 and 18 actuated by actuating portions 33a, 35a, 37a and 39a provided on an upper guide member 30 described later, and a mechanism main body that holds the actuating arms 15 and 18. 14 and 17 are provided.
In the present embodiment, the box-shaped mechanism main bodies 14 and 17 are provided at the groove bottoms of the concave groove 12 so that the operating arms 15 and 18 project upward from the groove bottoms of the concave groove 12 on the opening side of the concave groove 12. It is configured to be embedded in the side. In the illustrated example, the operating arms 15 and 18 are provided so as to be located in the groove 12 when viewed in the direction of the door thickness.

The operating arms 15 and 18 are configured to be displaced with respect to the door plate 10 by the action portions 33a, 35a, 37a, and 39a of the upper guide member 30 to decelerate the door plate 10. The mechanism bodies 14 and 17 are provided with appropriate dampers (shock absorbers) that act as actuation resistances of the actuation arms 15 and 18 that are displaced with respect to the door plate 10. The actuation resistances (viscous resistance of working fluid, etc.) of the dampers are used. The door board 10 is decelerated.
In addition, in the present embodiment, the base end portions of the operation arms 15 and 18 are connected to the mechanism main bodies 14 and 17 so as to be rotatable about an axis along the door thickness direction. That is, the mechanism bodies 14 and 17 are provided with dampers that serve as rotational resistance of the operating arms 15 and 18. Further, in the present embodiment, in a natural state in which the action portions 33a, 35a, 37a, 39a of the upper guide member 30 are not actuated, the actuating arms 15, 18 are arranged such that the tip end side of the actuating arms 15 and 18 is closer to the front end side than the door width direction. It is arranged obliquely so as to be located on the center side. That is, in the natural state, the operating arm 15 of the fully closed side cushioning mechanism 13 is arranged so as to project obliquely upward to the door tip side of the door plate 10, and the operating arm 18 of the fully open side cushioning mechanism 16 is naturally arranged. In the state, the door plate 10 is arranged so as to project obliquely upward on the door tail side.

Further, in the present embodiment, tip rollers 15a and 18a which are rotatable around an axis along the door thickness direction are provided at the tip portions of the operating arms 15 and 18, respectively. That is, the tip ends of the operating arms 15 and 18 are tip rollers 15a and 18a.
It should be noted that these buffer mechanisms 13 and 16 may be provided with engagement holding portions that hold the operating arms 15 and 18 so as to maintain the natural state.
Further, the cushioning mechanisms 13 and 16 may be provided with stopper portions for restricting further rotation of the operating arms 15 and 18 toward the closing side or the opening side when the door plate 10 is in the fully closed position or the fully opened position. .. In addition, the cushioning mechanisms 13 and 16 are provided with a biasing member such as a spring that biases the door plate 10 that moves against the operation resistance of the damper to the fully closed position or the fully open position. It may be configured. Further, the cushioning mechanisms 13 and 16 may be provided with engagement holding portions that hold the door plate 10 so as to maintain the state of the operation arms 15 and 18 in the fully closed position or the fully opened position. Alternatively, an appropriate holding mechanism (catch mechanism) for holding the door plate 10 so as to maintain it in the fully closed position or the fully opened position may be provided separately from the buffer mechanisms 13 and 16.
Further, in the illustrated example, the actuating arms 15 and 18 are shown in an example of a bent shape in which the tip end side is bent to the center side in the door width direction at an intermediate portion, but it may be a straight shape. ..

The upper guide member 30 is configured to engage with a recessed groove 12 as a guided portion provided on the upper end portion of the door plate 10 and guide the upper end side of the door plate 10. The upper guide member 30 is arranged so as to be located in the vicinity of the other vertical frame 5, which is substantially the center of the movement path of the door plate 10 moving between the fully closed position and the fully open position. That is, the dimension of the upper guide member 30 along the door width direction is equal to or less than the dimension along the door width direction from the door end side end surface of the door plate 10 in the fully closed position to the door tip side end surface of the door plate 10 in the fully open position. It is said that. That is, as shown in FIGS. 3 and 4, the upper guide member 30 is viewed from both end surfaces in the door width direction of the door plate 10 when viewed in the door thickness direction at both the fully closed position and the fully open position of the door plate 10. It is arranged so as not to project outward in the door width direction. In the illustrated example, the dimension of the upper guide member 30 along the door width direction is changed from the door end side end surface of the door plate 10 in the fully closed position to the door tip side end surface of the door plate 10 in the fully open position. Although an example in which the size is smaller than the size along the line is shown, the size may be substantially the same.

Further, in the present embodiment, as shown in FIG. 5, the upper guide member 30 is provided with a mounting member 40 mounted on the mounting target 2 and a guide main body 31 fixed and held by the mounting member 40. It has a different configuration.
Further, in the present embodiment, the guide main body 31 is brought into contact with the tip portions (tip rollers) 15a and 18a of the respective actuating arms 15 and 18 of the cushioning mechanisms 13 and 16 provided in a pair, and these actuating arms 15 and 18a are abutted. Action parts 33a, 35a, 37a, 39a for operating 18 are provided. Further, in the guide main body 31, as the action parts 33a, 35a, 37a, 39a, the fully closed side action parts 33a, 35a for activating the operation arm 15 of the fully closed side cushioning mechanism 13 and the operation arm 18 of the fully open side cushioning mechanism 16. And fully-open side action parts 37a and 39a for activating.

In the present embodiment, the upper guide member 30 is configured such that the space between the fully closed side action parts 33a, 35a and the fully opened side action parts 37a, 39a can be adjusted along the door width direction (wall width direction). Further, the guide main body 31 is provided with a fully closed side acting member 32 having fully closed side acting portions 33a and 35a and a fully open side acting member 36 having fully opened side acting portions 37a and 39a. Further, the mounting member 40 is configured so that the positions of the fully-closed side acting member 32 and the fully-open side acting member 36 can be adjusted along the wall width direction.
Further, in this embodiment, the mounting member 40 is configured to have a position adjusting function in the wall width direction of the guide body 31 with respect to the mounting target 2 and a position adjusting function in the door thickness direction (wall thickness direction).

The attachment member 40 includes an attachment body 41 attached to the attachment target 2 and an adjustment member 42 attached to the attachment body 41 so as to be positionally adjustable in the wall thickness direction. Further, the attachment member 40 is provided with holding members 43 and 44 that are attached to the adjustment member 42 so that their positions can be adjusted in the wall width direction and that hold the guide main body 31 (32, 36). Further, the holding members 43 and 44 are held at the full-open side holding member 43 holding the full-open side acting member 36, and the full-open side holding member 43 so that their positions can be adjusted in the wall width direction, and the full-closing side acting member. And a fully-closed side holding member 44 that holds 32.

The mounting body 41 is in the form of a thin plate arranged substantially along the thickness direction in the wall thickness direction. The mounting body 41 is provided with a plurality of fastener insertion holes into which fasteners such as screws are inserted. Further, in the present embodiment, a stopper insertion penetrating through the mounting body 41 in the wall thickness direction with a long diameter in the up-down direction so that the position of the mounting body 41 with respect to the mounting target 2 in the vertical direction can be adjusted. The configuration is such that a long hole 41e is provided. The illustrated example shows an example in which a plurality of fastener insertion long holes 41e, 41e are provided.
Further, a fixing piece portion 41 a to which the adjusting member 42 is fixed is provided on the upper end portion of the mounting body 41. The fixing piece portion 41a is provided so as to project toward one side in the wall thickness direction, has a thin plate shape disposed substantially along the thickness direction in the vertical direction, and has an elongated shape in the wall width direction. ing. The adjusting member 42 is attached along the lower surface side of the fixed piece portion 41a.

Further, the fixing piece portion 41a is provided with a plurality of stopper insertion long holes 41b, 41b which have a long diameter in the wall thickness direction and penetrate vertically. The illustrated example shows an example in which the stopper insertion long holes 41b and 41b are provided at both ends of the fixed piece portion 41a in the wall width direction. Further, the fixed piece portion 41a is provided with a plurality of female screw holes 41d, 41d penetrating in the vertical direction. The illustrated example shows an example in which female screw holes 41d and 41d are provided at both ends of the fixed piece portion 41a in the wall width direction.
Further, the fixed piece portion 41a is provided with a temporary holding portion 41c for temporarily holding the adjustment member 42 so that the position of the fixed piece portion 41a can be adjusted in the wall thickness direction. In the illustrated example, the temporary holding portion 41c has a substantially rectangular hole shape that penetrates in the up-down direction, and the hole width dimension in the wall width direction is increased at both end portions in the wall width direction of the opening edge on one side in the wall thickness direction. The receiving recesses are formed so as to open in the directions facing each other.

The mounting body 41 may be fixed to the wall body 2 to be mounted, the opening frame (the upper frame 4 or the vertical frame 5), or the like. In the illustrated example, an example in which the mounting body 41 is mounted on the wall body 2 to be mounted so as to be along one surface in the thickness direction of the other vertical frame 5 facing the opposite opening side when viewed in the wall thickness direction. Showing. Further, in the illustrated example, the mounting body 41 is mounted on the wall body 2 via a plate-shaped spacer. It is also possible to adopt a mode in which the mounting body 41 is mounted so as to be along the wall surface of the wall body 2 without providing such a spacer, by appropriately changing the protruding size of the fixed piece portion 41a and the like.

The adjusting member 42 is in the form of a thin plate that is arranged in the vertical direction substantially along the thickness direction, and is elongated in the wall width direction. The adjusting member 42 is provided with a plurality of stopper insertion long holes 42a, 42a penetrating in the vertical direction with a long diameter in the wall thickness direction so as to communicate with the female screw holes 41d, 41d of the fixed piece portion 41a. In the illustrated example, the stopper insertion slots 42a, 42a are provided at both ends of the adjustment member 42 in the wall width direction. Further, the adjustment member 42 is provided with a plurality of female screw holes 42e, 42e penetrating in the vertical direction so as to communicate with the stopper insertion long holes 41b, 41b of the fixed piece portion 41a. The illustrated example shows an example in which female screw holes 42e, 42e are provided at both ends of the adjustment member 42 in the wall width direction. By loosening the screws inserted into the stopper insertion long holes 41b, 41b, 42a, 42a of both or one of the fixing piece portion 41a and the adjusting member 42, the adjusting member 42 relative to the fixing piece portion 41a in the wall thickness direction. It is possible to adjust the position. It should be noted that the fixing piece portion 41a is provided with only one of the stopper insertion long holes 41b, 41b and the female screw holes 41d, 41d, and the adjustment member 42 is provided with the corresponding female screw holes 42e, 42e or the stopper insertion long hole 42a. , 42a may be provided. Further, various modifications can be made to the mode in which the adjusting member 42 is attached to the fixed piece portion 41a so as to be positionally adjustable in the wall thickness direction.

Further, the adjustment member 42 is provided with a temporarily held portion 42c that is temporarily held by the temporary holding portion 41c provided on the fixed piece portion 41a. In the illustrated example, the temporary holding portion 42c is formed in a thin plate shape that is provided so as to project upward and is arranged substantially along the thickness direction in the wall thickness direction. Further, both ends in the wall width direction of the upper end portion of the temporary holding portion 42c can be inserted into the temporary holding portion 41c via the receiving recesses on both sides of the temporary holding portion 41c, and the temporary holding portion 41c can be inserted in the wall width direction. It shows an example in which locking projections that are locked to both side edges are provided. Various modifications can be made as the mode in which the adjustment member 42 is temporarily held with respect to the fixed piece portion 41a so that the position thereof can be adjusted in the wall thickness direction.
Further, the adjusting member 42 is provided with a plurality of stopper insertion long holes 42b, 42b having a long diameter in the wall width direction and vertically penetrating therethrough. The illustrated example shows an example in which the stopper insertion elongated holes 42b, 42b are provided in both side portions of the adjustment member 42 in the wall width direction.

Further, the adjusting member 42 is provided with a guide portion 42d that suppresses the movement of the fully-open side holding member 43 in the wall thickness direction and guides the movement in the wall width direction (see also FIG. 1). The illustrated example shows an example in which the adjusting member 42 is provided with a pair of guide portions 42d, 42d spaced from each other in the wall thickness direction so as to sandwich both sides of the fully open side holding member 43 in the wall thickness direction. Further, an example is shown in which the pair of guide portions 42d, 42d are provided so as to project downward. In addition, an example is shown in which holding grooves that open in the mutually facing direction and that extend in the wall width direction are provided on the mutually facing surfaces of the guide portions 42d, 42d.
Further, the adjusting member 42 is provided with a female screw hole 42f of a screw for fixing the fully closed side holding member 44, which is held in the wall width direction of the fully opened side holding member 43 so as to be positionally adjustable, to the adjusting member 42. Has been. The female screw hole 42f is provided so as to vertically penetrate through the other end (opposite opening side) of the adjusting member 42 in the wall width direction.

The fully open side holding member 43 has a tubular shape arranged along the longitudinal direction in the wall width direction. In the illustrated example, the fully open side holding member 43 is shown as an approximately rectangular tube. The dimension of the full-open side holding member 43 along the wall thickness direction is set according to the dimension along the wall thickness direction between the pair of guide portions 42d, 42d of the adjusting member 42. Further, projections inserted into the holding grooves of the pair of guide portions 42d, 42d of the adjusting member 42 are provided on both edges of the upper end portion of the fully open side holding member 43 in the wall thickness direction so as to project in the wall thickness direction. There is. By the engagement of these protrusions and the holding groove, the fully open side holding member 43 is temporarily held so as to be movable in the wall width direction with respect to the adjusting member 42. Note that various modifications can be made to the embodiment in which the fully-open side holding member 43 is temporarily held with respect to the adjusting member 42 so as to be movable in the wall width direction.

Further, a plurality of female screw holes 43a, 43a penetrating in the vertical direction are formed in the upper plate portion of the fully open side holding member 43 which is arranged along the lower surface side of the adjusting member 42, and the stopper inserting long hole of the adjusting member 42 is provided. It is provided so as to communicate with 42b and 42b. The illustrated example shows an example in which female screw holes 43a and 43a are provided in both side portions of the fully open side holding member 43 in the wall width direction. By loosening the screw screwed into the female screw holes 43a, 43a through the stopper insertion long holes 42b, 42b of the adjusting member 42, the position adjustment of the fully open side holding member 43 with respect to the adjusting member 42 in the wall width direction can be performed. It will be possible. That is, in addition to the fully open side holding member 43, the position of the fully closed side holding member 44 and the guide body 31 held thereby can be adjusted in the wall width direction with respect to the adjusting member 42. Various modifications can be made to the mode in which the fully open side holding member 43 is attached to the adjusting member 42 so that the position thereof can be adjusted in the wall width direction.

Further, the full-open side holding member 43 is provided with fastener insertion holes 43b and 43c through which fasteners such as screws for fixing the full-open side action member 36 to the full-open side holding member 43 are inserted. In the illustrated example, a plurality of stopper insertion holes 43b, 43b penetrating in the up-down direction are provided in the upper plate part of the full-open side holding member 43, and the lower plate part is vertically aligned so as to be vertically aligned therewith. It shows an example in which a plurality of stopper insertion holes 43c, 43c penetrating through are provided. In addition, an example in which these stopper insertion holes 43b, 43b, 43c, 43c are provided at two positions in the wall width direction one side (opening 3 side) of the fully open side holding member 43 at intervals in the wall width direction. Showing. Further, the stopper insertion holes 43b, 43b of the upper plate portion are formed in a large diameter so that the head portion of the stopper can be inserted, and the stopper insertion holes 43c, 43c of the lower plate portion are inserted by the head portion of the stopper. It has a small diameter that is impossible.

Further, on the upper plate portion of the full-open side holding member 43, a stopper for fixing the full-close side holding member 44 whose position along the wall width direction is adjusted with respect to the full-open side holding member 43 to the adjusting member 42. An insertion portion 43d through which the tool is inserted is provided. The insertion portion 43d is provided so as to communicate with the female screw hole 42f of the adjustment member 42. Further, the insertion portion 43d has a long hole shape in the wall width direction so that the position of the fully open side holding member 43 with respect to the adjustment member 42 in the wall width direction can be adjusted. In the illustrated example, the insertion portion 43d has a notch shape that opens toward the other side (counter opening side) in the wall width direction. It should be noted that the upper plate portion of the full-open side holding member 43 is formed so as not to interfere with the stopper screwed through the female screw hole 42f of the adjusting member 42, instead of the mode in which the insertion portion 43d is provided. You may do it.
Further, a notch-shaped recess 43e for movably receiving a spacer 45 fixed to a fully closed side holding member 44, which will be described later, in the lower plate portion of the fully open side holding member 43 extends in the wall width direction. It is provided in. The recess 43e is provided so as to penetrate the other side portion in the wall width direction of the lower plate portion of the full-open side holding member 43 in the thickness direction and open toward the other side in the wall width direction.

The fully closed side holding member 44 is elongated in the wall width direction, and is configured to be slidably accommodated in the hollow portion of the fully opened side holding member 43 in the wall width direction.
A stopper insertion hole 44a, through which a stopper such as a screw for fixing the fully closed side acting member 32 to the fully closed side holding member 44, is inserted through the fully closed side holding member 44 in the vertical direction. It is provided in. In addition, an example is shown in which the stopper insertion holes 44a and 44a are provided at two locations on the other side in the wall width direction of the fully closed side holding member 44 at intervals in the wall width direction. The dimension (pitch) along the wall width direction between the stopper insertion holes 44a, 44a is the dimension (pitch) along the wall width direction between the stopper insertion holes 43b, 43b, 43c, 43c of the above-described full-open side holding member 43. ) Is the same size.

Further, the fully closed side holding member 44 is formed so that the head of the fastener inserted through the fastener insertion holes 44a, 44a does not interfere with the upper plate portion of the fully opened side holding member 43. In the illustrated example, the fully-closed side holding member 44 has a substantially H-shaped configuration in which, when viewed in the longitudinal direction, concave grooves that open upward and downward on both the upper and lower sides are provided over the entire length, and the upper concave portion is formed. It is configured such that the heads of the stoppers inserted into the stopper insertion holes 44a and 44a are housed in the grooves. Instead of such a mode, a mode in which a countersink-shaped recess for receiving the head of the stopper is provided on the upper surface side of the fully closed side holding member 44 may be adopted.
In addition, the lower concave groove suppresses interference with the head of the stopper inserted through the stopper insertion holes 43c, 43c of the lower plate portion of the full-open side holding member 43.
Further, a spacer 45 is fixed to the lower surface side of the fully closed side holding member 44 so that the lower surface is substantially flush with the lower surface of the fully open side holding member 43. The illustrated example shows an example in which the spacer 45 has a rectangular column shape that is long in the wall width direction. Further, the spacer 45 is provided with a plurality of stopper insertion holes 45a, 45a penetrating in the vertical direction so as to communicate with the stopper insertion holes 44a, 44a of the fully closed side holding member 44. It should be noted that the spacer 45 may be provided integrally with the fully-closed side holding member 44 instead of the separately provided spacer 45.

With this configuration, the fully closed side holding member 44 is screwed into the female screw hole 42f of the adjustment member 42, and the tip of the screw inserted into the insertion portion 43d of the fully open side holding member 43 is pressed against the upper surface side. By doing so, the adjustment member 42 is fixed. Further, if this screw is loosened, it becomes possible to adjust the position of the fully closed side holding member 44 with respect to the fully open side holding member 43 in the wall width direction. As a result, it is possible to adjust the gap between the fully open side action member 36 and the fully closed side action member 32 held by the fully open side hold member 43 and the fully closed side hold member 44 along the wall width direction. The mode in which the space between the fully open side action member 36 and the fully closed side action member 32 can be adjusted along the wall width direction is not limited to the above-described mode, and various other modifications are possible.

The guide main body 31 projects downward from the lower surface side of the fully open side holding member 43 and the fully closed side holding member 44 (spacer 45) provided so as to project to one side in the wall thickness direction of the mounting member 40. It is provided. The above-mentioned recessed groove 12 of the door plate 10 is provided so as to receive substantially the entire guide main body 31, as shown in FIGS. 1 and 7. The recessed groove 12 of the door plate 10 may be provided so as to cover the entire upper guide member 30 when viewed from one side in the wall thickness direction. For example, the vertical dimension of the one side piece is set so that the upper guide member 30 is entirely covered by the one side (opposite wall body side) piece that defines one side in the groove width direction of the concave groove 12 of the door plate 10. It may be larger than the vertical dimension of the other side (wall body 2 side) piece that defines the other side of the groove 12 in the groove width direction.

The fully closed side acting member 32 and the fully open side acting member 36 of the guide body 31 are arranged side by side in the wall width direction. Further, the fully closed side acting member 32 and the fully open side acting member 36 are provided so as to be line-symmetrical to each other when viewed in the direction along the wall thickness direction.
In the present embodiment, the fully closed side acting member 32 and the fully open side acting member 36 have the same size and shape, that is, the same member.
The fully-closed side acting member 32 and the fully-open side acting member 36 correspond to the fastener insertion holes 44a, 44a, 45a, 45a, 43b, 43b, 43c, 43c of the fully-closed side holding member 44 and the fully-open side holding member 43, respectively. Female screw holes 32a, 32a, 36a, 36a are provided.

In addition, in the present embodiment, the guide body 31 (upper guide member 30) is provided with contact portions 33c and 37c that are in contact with the inner surface of the recessed groove 12 of the door plate 10. In this embodiment, the fully-closed side acting member 32 and the fully-open side acting member 36 are provided with contact portions 33c and 37c, respectively. Further, contact portions 33c, 33c, 37c, 37c are provided on both sides of the fully closed side action member 32 and the fully opened side action member 36 in the wall thickness direction so as to project in the wall thickness direction.
The dimension along the wall thickness direction from the protruding end of the contact portions 33c, 37c on one side in the wall thickness direction to the protruding end of the contact portions 33c, 37c on the other side in the wall thickness direction is the dimension of the groove 12 of the door plate 10. It is dimensioned according to the groove width. Further, in the illustrated example, an example is shown in which the contact portions 33c, 33c, 37c, 37c are formed in a protruding curved surface shape in a plan view. In addition, the portions other than the contact portions 33c, 33c, 37c, 37c of the guide body 31 are appropriately dimensioned along the door thickness direction so as not to contact the inner surface of the recessed groove 12.

Further, in the present embodiment, the guide body 31 is provided with engagement recesses 34 and 38 that receive the tip ends (tip rollers) 15a and 18a of the operation arms 15 and 18 and regulate the fully closed position and the fully opened position of the door plate 10. It has a different configuration. In the present embodiment, the fully-closed side acting member 32 is provided with a fully-closed side engaging recess 34 for receiving the tip roller 15a of the actuating arm 15 of the fully-closed side cushioning mechanism 13, and the fully-open side acting member 36 is provided with a fully-open side cushioning mechanism. A full-open side engaging recess 38 for receiving the tip roller 18a of the sixteen operating arms 18 is provided.
The fully closed side engagement concave portion 34 is provided so as to be able to receive the tip roller 15a of the operation arm 15 of the fully closed side cushioning mechanism 13 in which the door plate 10 is in the fully closed position and is in an upright state as described later. (See FIG. 7B).
Similarly, the full-open side engagement concave portion 38 is also provided so as to be able to receive the front end roller 18a of the operation arm 18 of the full-open side cushioning mechanism 16 in which the door plate 10 is in the full open position and is erected as described later. (See FIG. 8C).

These engaging recesses 34, 38 are provided in a notch shape so as to open downward and penetrate in the wall thickness direction. The engaging recesses 34, 38 are substantially rectangular when viewed in the wall thickness direction. As shown in FIGS. 7(b) and 8(c), the dimensions of the engaging recesses 34, 38 along the wall width direction are the tip rollers 15a, 18a of the actuating arms 15, 18 of the cushioning mechanisms 13, 16, respectively. The size is determined according to the outer diameter of. Further, in the present embodiment, the entire guide body 31 including the engagement recesses 34 and 38 is line-symmetrical with the center in the wall width direction as the axis of symmetry when viewed in the wall thickness direction.
Further, the guide main body 31 is provided with central projecting portions 35 and 39 at a central portion in the wall width direction so as to partition the fully closed side engagement concave portion 34 and the fully open side engagement concave portion 38, and both end sides in the wall width direction are provided. A fully closed side protruding portion 33 and a fully open side protruding portion 37 are provided in the part. That is, the fully closed side protruding portion 33, the fully closed side engaging concave portion 34, the central protruding portions 35 and 39, the fully open side engaging concave portion 38, and the fully open side protruding portion 37 are laterally arranged in this order in the wall width direction on the guide body 31. It is configured to have a shape.

Further, in the present embodiment, the fully closed side action member 32 is provided with the fully closed side protrusion 33 and the central protrusion 35, and the fully open side action member 36 is provided with the fully opened side protrusion 37 and the central protrusion 39. I am trying. Further, in the present embodiment, the projecting dimensions of the central projecting portions 35, 39 of the fully closing side acting member 32 and the fully opening side acting member 36 are larger than the projecting dimensions of the fully closing side projecting portion 33 and the fully opening side projecting portion 37. I am trying. That is, as a configuration in which the protrusions 33, 35, 37, 39 are provided so that the lower ends of the central protrusions 35, 39 are located below the lower ends of the fully closed side protrusion 33 and the fully open side protrusion 37, respectively. There is.
Further, the above-mentioned contact portions 33c, 33c, 37c, 37c are provided at the base end portions of the fully closed side protruding portion 33 and the fully open side protruding portion 37, respectively.

The fully closed side protruding portion 33 is arranged so as to be located closer to the door tail side of the door plate 10 than the fully opened side protruding portion 37. As shown in FIG. 7A, the fully closed side protruding portion 33 is provided with the operation arm 15 of the fully closed side cushioning mechanism 13 of the door plate 10 moving to the fully closed side so that the front end side is displaced downward. That is, the fully closed side inclined surface 33a that constitutes the fully closed side action portion that is rotated so as to fall down is provided.
The fully open side protrusion 37 has a shape that is the laterally inverted side of the fully closed side protrusion 33. As shown in FIG. 8B, the fully open side protruding portion 37 is provided with the operation arm 18 of the fully open side cushioning mechanism 16 of the door plate 10 that moves to the fully open side, so that the front end side is displaced downward, that is, A fully open side inclined surface 37a that constitutes a fully open side action portion that is rotated so as to fall down is provided.
These inclined surfaces 33a and 37a constitute the lower surface side which is the front end surface in the protruding direction of the respective protruding portions 33 and 37, and are configured to incline so as to become lower toward the center of the guide body 31 in the wall width direction. There is. That is, the inclined surfaces 33a and 37a are inclined surfaces facing downward and obliquely outward in the wall width direction. Further, the inclined surfaces 33a and 37a are configured such that the tip end rollers 15a and 18a of the actuating arms 15 and 18 of the cushioning mechanisms 13 and 16 in the natural state are in contact with the outer ends in the wall width direction that are the upper edges. It is said that.

The inclination angle of these inclined surfaces 33a and 37a with respect to the horizontal plane, the dimension in the direction substantially along the wall width direction, and the like may be appropriate angles or dimensions from the viewpoint of smoothly decelerating the door plate 10.
In addition, in the illustrated example, each of the inclined surfaces 33a and 37a is arranged such that the width dimension of the center side portion in the wall width direction (the dimension along the wall thickness direction) is smaller than the width dimension of the outer side portion in the wall width direction. An example in which a narrow portion is provided in the wall width direction center side portion of the protruding portions 33 and 37 is shown. The operating arms 15 and 18 described above are a pair of plates that rotatably hold the tip rollers 15a and 18a at intervals in the wall thickness direction so that the narrow portions of the projecting portions 33 and 37 can be received. It is configured to have a shape.

Central side surfaces 33b and 37b of the pair of projecting portions 33 and 37 facing the central projecting portions 35 and 39 and outer side surfaces 35a and 39a of the central projecting portions 35 and 39 facing the projecting portions 33 and 37, respectively. Both sides of the engagement recesses 34 and 38 in the wall width direction are defined. The central side surfaces 33b and 37b and the outer side surfaces 35a and 39a are provided vertically and in parallel with each other.
Further, the outer side surfaces 35a, 39a of the respective central protruding portions 35, 39 partition the engaging recessed portions 34, 38 and also function as an operating portion for operating the operating arms 15, 18 of the respective cushioning mechanisms 13, 16. ..
The outer side surface 35a of the central projecting portion 35 of the fully closed side acting member 32 is arranged such that the distal end of the actuating arm 15 of the fully closed side cushioning mechanism 13 of the door plate 10 moving to the fully closed side is displaced upward, that is, The fully-closed side contact surface 35a that constitutes the fully-closed side action portion that is rotated so as to stand up is configured.
Similarly, the outer side surface 39a of the central projecting portion 39 of the full-open side action member 36 similarly causes the actuating arm 18 of the full-open side cushioning mechanism 16 of the door plate 10 moving to the full open side to stand up so that the front end side is displaced upward. The full-open side contact surface 39a that constitutes the full-open side acting portion is rotated.
These contact surfaces 35a, 39a are provided so that the tip rollers 15a, 18a of the actuating arms 15, 18 which are laid down by the action of the respective inclined surfaces 33a, 37a contact.

The action portions 33a, 35a, 37a, 39a of the upper guide member 30 configured as described above actuate the actuation arms 15, 18 of the cushioning mechanisms 13, 16 to decelerate the door plate 10.
That is, as shown in FIG. 7A, when the door plate 10 moves from the open side toward the fully closed position, the operation arm 15 of the fully closed side cushioning mechanism 13 is operated by the fully closed side inclined surface 33a. The door plate 10 is displaced so as to fall down, and the door plate 10 is decelerated. Further, if the operation arm 15 of the fully closed side cushioning mechanism 13 goes over the fully closed side inclined surface 33a and comes into contact with the fully closed side contact surface 35a with further movement to the fully closed side position, FIG. As shown in, the door plate 10 is displaced so as to stand up, and the door plate 10 is decelerated. Further, the tip roller 15a of the operating arm 15 is inserted into the fully closed side engagement concave portion 34 so as to go up the fully closed side contact surface 35a, and the door plate 10 is at the fully closed position.

Similarly, when the door plate 10 moves from the closed side toward the fully open position, the operation arm 18 of the fully open side cushioning mechanism 16 acts on the fully open side inclined surface 37a as shown in FIGS. 8A and 8B. The door plate 10 is decelerated, and the door plate 10 is decelerated. Further, when the operating arm 18 of the full-open side cushioning mechanism 16 crosses the full-open side inclined surface 37a and comes into contact with the full-open side contact surface 39a with further movement to the full open side position, as shown in FIG. 8C. , And is displaced so as to stand up, and the door plate 10 is decelerated. Further, the tip roller 18a of the operating arm 18 is inserted into the full-open side engaging recess 38 so as to go up the full-open side contact surface 39a, and the door plate 10 is at the full open position.
In the present embodiment, when the cushioning mechanisms 13 and 16 are actuated by the action portions 33a, 35a, 37a, and 39a of the upper guide member 30 in this manner, the regulation portion 26 that suppresses lifting of the door plate 10 on the front side in the moving direction. , 28 are provided in the sliding door device 1. Further, the regulated portions 20 and 24 that engage with the regulating portions 26 and 28 are provided in the sliding door device 1. Further, in the present embodiment, the auxiliary upper rail 26 and the anti-vibration member 20 are engaged with each other so that the upward movement of the anti-vibration member 20 relative to the auxiliary upper rail 26 can be suppressed. Further, when the door plate 10 moves to the fully closed position, the auxiliary upper rail 26 and the anti-vibration member 20 are provided with a restricting portion (door-end-side restriction that suppresses lifting of the door end side that is the front side in the moving direction of the door plate 10). Part) 26 and the regulated part (door end side regulated part) 20.

As shown in FIGS. 1 and 2, the anti-vibration member 20 includes a mounting portion 20 a that is mounted on the upper end of the front end of the door plate 10, and a locked portion 21 that is locked by the auxiliary upper rail 26. , Are provided. Further, in the present embodiment, the anti-vibration member 20 is arranged so as not to overlap the opening 3 in the wall thickness direction when the door plate 10 is in the fully closed position and the fully open position. That is, as shown in FIG. 2( b ), when the door plate 10 is at the fully closed position, the anti-vibration member 20 is located closer to the door width side in the door width direction than the inner side surface of the opening 3 facing in the same direction as the door end side end surface. It is arranged so as to be located. Further, as shown in FIG. 2C, when the door plate 10 is at the fully open position, the vibration-damping member 20 is located closer to the door rear side in the door width direction than the inner side surface of the opening 3 that faces the same direction as the door end side end surface. It is arranged so that. In the present embodiment, the dimension of the anti-vibration member 20 along the door width direction is smaller than the dimension (thickness dimension) of the vertical frames 5, 5 along the door width direction. Further, the vibration-damping member 20 is arranged such that, when the door plate 10 is at the fully closed position, it overlaps with one of the vertical frames 5 located near the door tip side end of the door plate 10 in the wall thickness direction. Further, the anti-vibration member 20 is arranged so as to overlap in the wall thickness direction with the other vertical frame 5 located near the door end side end portion of the door plate 10 in the fully opened position.

The mounting portion 20a is in the shape of a thin plate whose thickness direction is substantially aligned with the door thickness direction. The attachment portion 20a may be attached to the surface of the door plate 10 facing the wall body 2 side (the other side surface in the wall thickness direction) by a fastener such as a screw. In this case, the attachment portion 20a may be provided with a stopper insertion hole that penetrates in the thickness direction. Further, in this case, a long hole-like stopper insertion hole may be provided so that the position of the anti-vibration member 20 with respect to the door plate 10 can be adjusted in the vertical direction and/or the door width direction.
The locked portion 21 is provided so as to project in a direction along the vertical direction from a position spaced from the other side surface in the wall thickness direction of the door plate 10. In the present embodiment, the locked portion 21 is provided from the other end portion in the wall thickness direction of the connecting piece portion provided so as to project (bend) from the upper end portion of the mounting portion 20a toward the other side in the wall thickness direction. The structure is provided so as to project upward. Further, the locked portion 21 has a thin plate shape whose thickness direction is substantially aligned with the door thickness direction.

The auxiliary upper rail 26 is elongated in the wall width direction and has a uniform shape over the entire length. The auxiliary upper rail 26 is provided so that the anti-vibration member 20 of the door plate 10 that moves between the fully closed position and the fully open position can always be locked. Further, in the present embodiment, the auxiliary upper rail 26 is arranged so as to be along one side in the wall thickness direction of the upper frame 4 that partitions the upper side of the opening 3. Further, the vertical dimension of the auxiliary upper rail 26 is set to be equal to or smaller than the vertical dimension of the upper frame 4. In the illustrated example, the vertical size of the auxiliary upper rail 26 is smaller than the vertical size of the upper frame 4.
Further, in the present embodiment, the auxiliary upper rail 26 has a length reaching the upper ends of the vertical frames 5 and 5 on both sides which are vertically assembled to the upper frame 4. The length of the auxiliary upper rail 26 depends on the dimension along the wall width direction from the outer surface of the one vertical frame 5 facing the counter opening side to the outer surface of the other vertical frame 5 facing the counter opening side. May be

The auxiliary upper rail 26 is provided with a mounting portion 26 a that is mounted on the frame members 4, 5, and 5, and a locking portion 27 that locks the locked portion 21 of the anti-vibration member 20.
The mounting portion 26a is in the shape of a thin plate whose thickness direction is substantially aligned with the wall thickness direction. The attachment portion 26a may be attached to the upper frame 4 and the vertical frames 5 and 5 with a fastener such as a screw. The illustrated example shows an example in which the mounting portion 26a is mounted along one side in the wall thickness direction of the upper frame 4 via a spacer corresponding to a step between the vertical frames 5 and 5.
The locking portion 27 is provided so as to open downward and extend over the entire length, and is a recessed groove-shaped locking recess that receives the locked portion 21 of the vibration damping member 20 slidably in the door width direction. The groove 27 is formed. The locking recessed groove 27 includes a lower portion of the mounting portion 26a, a groove bottom wall portion 26b protruding from an intermediate portion in the vertical direction of the mounting portion 26a toward one side in the wall thickness direction, and the groove bottom wall portion 26b. And a groove side wall portion 26c provided so as to hang down from one end portion in the wall thickness direction.

The groove width dimension of the locking recessed groove 27 is set according to the dimension along the door thickness direction of the locked portion 21 of the vibration damping member 20. The locked portions 21 of the vibration-proof member 20 are brought into contact with and regulated on both sides of the locking groove 27 in the groove width direction, and movement of the upper end of the door plate 10 in the door thickness direction is suppressed. ..
Further, the groove bottom wall portion 26 b that defines the groove bottom side of the locking groove 27 suppresses the upward movement of the vibration isolator 20 with respect to the auxiliary upper rail 26. That is, when the door tip side of the door plate 10 tries to move upward, the groove bottom wall portion 26b is brought into contact with the upper end portion of the locked portion 21 of the anti-vibration member 20, and the door plate side upper side of the door plate 10 is in contact. Is suppressed. As a result, when the door plate 10 moves to the fully closed position, lifting of the door tip side, which is the front side in the moving direction of the door plate 10 when the fully closed side cushioning mechanism 13 is operated by the action portion 33a, is suppressed.

When the door plate 10 moves to the fully open position, the restricting portion (door end side restricting portion) 28 that suppresses the lift of the door end side, which is the front side in the moving direction of the door plate 10, is provided on one side in the wall thickness direction of the wall body 2. It is arranged on the floor side. Further, the door-end side regulated portion 24 that engages with the door-end side regulating portion 28 is provided at the lower end portion of the surface (the other side surface in the wall thickness direction) facing the wall body 2 side at the door-end side end portion of the door plate 10. Has been.
As shown in FIG. 1, FIG. 2A, and FIG. 6A, the door-end side regulated portion 24 includes a mounting portion 24 a attached to the lower end of the door-end side end of the door plate 10, and a door-butt side. The door butt side regulated member 24 includes an engaged portion 25 that engages with the regulating portion 28. Further, in this embodiment, the door-end side regulated member 24 is arranged so as not to overlap the opening 3 in the wall thickness direction when the door plate 10 is at the fully closed position. That is, as shown in FIGS. 2( a) and 3, the door-end side regulated member 24 has a door width larger than the inner side surface of the opening 3 facing in the same direction as the door end side end surface when the door plate 10 is at the fully closed position. It is arranged so as to be located on the door end side in the direction. Further, in the example shown in the figure, an example is shown in which the door-end side regulated member 24 is attached to a portion closer to the door width direction center side from the door-end side end surface of the door plate 10.

The mounting portion 24a is in the shape of a thin plate whose thickness direction is substantially aligned with the door thickness direction. The attachment portion 24a may be attached to the surface of the door plate 10 facing the wall body 2 side (the other side surface in the wall thickness direction) by a fastener such as a screw. The illustrated example shows an example in which a plurality of stopper insertion holes 24b, 24b penetrating in the thickness direction are provided in the mounting portion 24a at intervals in the door width direction.
The engaged portion 25 is provided so as to protrude from the other side surface in the wall thickness direction of the door plate 10 toward the other side (wall body 2 side) in the wall thickness direction. In the present embodiment, the engaged portion 25 is in the shape of a thin plate whose thickness direction extends substantially in the up-down direction and is elongated in the door width direction. Further, in the illustrated example, the engaged portion 25 is provided at the lower end portion of the mounting portion 24a so that the lower surface thereof is substantially flush with the lower end surface of the door plate 10.
The projecting dimension of the engaged portion 25 and the dimension along the door width direction effectively prevent the lifting of the door butt side, which is the front side in the moving direction of the door plate 10, by engaging with the door butt side restricting portion 28 described later. The size is set appropriately from the viewpoint of

As shown in FIG. 2A and FIG. 3, the door-end side restricting portion 28 is provided at the lower end portion on one side in the wall thickness direction of the wall body 2 so as to be located on the fully open side stopper portion 9 side of the lower rail 6. It is configured to be arranged. In the illustrated example, the door-end side regulating member 28 forming the door-end side regulating portion is provided on the floor so as to be located between the skirting board fixed to one side surface in the wall thickness direction of the wall body 2 and the lower rail 6. An example is shown.
As shown in FIG. 1 and FIG. 6B, the door-end side regulating member 28 opens toward one side in the wall thickness direction and receives the engaged portion 25 of the door-end side regulated member 24. The fitting groove 29 is provided over the entire wall width direction. The downward facing surface (engaging surface) that is the groove side surface on one side in the groove width direction of the engaging recessed groove 29 suppresses the upward movement of the engaged portion 25 of the door tail side regulated member 24. The lifting of the door end side, which is the front side in the moving direction of the door plate 10 moving to the fully open position, is suppressed.

In the present embodiment, it is possible to adjust the position of the engaging surface facing the lower side of the engaging concave groove 29 in the vertical direction. Further, in the present embodiment, the door-end side regulating member 28 is attached to the mounting main body 28a fixed to the floor, and the position thereof is vertically adjustable with respect to the mounting main body 28a, and the lower surface serves as an engaging surface. And a combination member 28b.
The engagement member 28b has a substantially plate shape that is arranged along the thickness direction in the wall thickness direction. The engaging member 28b is provided with a plurality of stopper insertion long holes 28c, 28c which are long in the vertical direction and penetrate through in the thickness direction. The illustrated example shows an example in which the engaging member 28b is provided with stopper insertion slots 28c, 28c at two locations spaced apart in the wall width direction.
A portion (attachment portion) of the attachment body 28a to which the engagement member 28b is attached is formed into a substantially plate shape that is arranged substantially along the thickness direction in the wall thickness direction. The illustrated example shows an example in which guide wall portions that suppress the movement of the engaging member 28b in the wall width direction are provided at both ends in the wall width direction of the mounting portion of the mounting body 28a. Further, female screw holes corresponding to the stopper insertion long holes 28c, 28c of the engaging member 28b are provided at the mounting portion of the mounting body 28a. Further, a stopper insertion hole is provided at the lower end of the mounting body 28a so as to penetrate therethrough in the vertical direction.

By loosening the screw inserted through the stopper insertion elongated holes 28c, 28c of the engaging member 28b, it is possible to adjust the position of the engaging member 28b with respect to the mounting body 28a in the vertical direction, whereby the engaging groove 29 It is possible to vertically adjust the position of the engaging surface facing downward. Various modifications are possible as a mode in which the position of the engaging surface of the engaging groove 29 facing downward can be adjusted in the vertical direction. Further, instead of such an aspect, a door tail side regulating member 28 in which the mounting body 28a and the engaging member 28b are integrally formed may be used.
As shown in FIG. 8, the door-end side regulating member 28 and the door-end side regulated member 24 of the door plate 10 having the above-described configuration are provided before the actuating arm 18 of the full-open side cushioning mechanism 16 contacts the full-open side inclined surface 37a. Are arranged so as to engage with each other.

8A to 8C show the respective states of the lower end portion of the door plate 10 on the door tail side in the respective states of FIGS. 8A to 8C showing the upper end portion of the door plate 10 on the door tip side. It is shown in f). That is, as shown in FIGS. 8A and 8D, when the door plate 10 moves to the fully open position, the front end portion of the door bottom side regulating member 28 in the moving direction of the door tail side regulated member 24 of the door plate 10 is engaged. In the combined state, the actuating arm 18 of the full-open side cushioning mechanism 16 and the full-open side inclined surface 37a are in a non-contact state. As a result, when the door plate 10 moves to the fully open position, when the fully open side cushioning mechanism 16 is actuated by the fully open side inclined surface 37a as the operating portion, the lift of the door butt side, which is the front side in the moving direction of the door plate 10, occurs. Suppressed.
Then, as shown in FIGS. 8B and 8E, with the door-end side regulating member 28 engaged with the door-end side regulated member 24 of the door plate 10, with further movement to the fully open position, The actuation arm 18 of the full-open side cushioning mechanism 16 contacts the full-open side inclined surface 37a, and the door plate 10 is decelerated as described above.

Further, as shown in FIGS. 8C and 8F, when the door plate 10 is at the fully open position, the engagement between the door tail side regulated member 24 and the door tail side regulating member 28 is released. .. Note that, instead of such an aspect, it is also possible to adopt a configuration in which the door tail side regulated member 24 and the door tail side regulating member 28 are engaged even when the door plate 10 is at the fully open position.
Further, the lower rail 6, the upper guide member 30, the anti-vibration member 20, the door-end side regulated member 24, the auxiliary upper rail 26, and the door-end side regulating member 28 are made of a metal material, a hard synthetic resin material, or the like. It may be formed from. Further, the lower rail 6, the upper guide member 30, the anti-vibration member 20, the door-end side regulated member 24, the auxiliary upper rail 26, and the door-end side regulation member 28 are not limited to the above-described configurations, and various modifications are possible. It is possible.

Since the sliding door device 1 according to the present embodiment has the above-described configuration, the upper guide member 30 that guides the upper end side of the door plate 10 is not noticeable at the fully closed position, but the door plate 10 is stably guided. can do.
That is, the upper guide member that guides the upper and lower sides of the door plate 10 slidably installed along one surface of the wall body 2 so as to open and close the opening 3 provided in the wall body 2 on one side in the wall thickness direction of the opening 3. 30 and the lower rail 6 are provided. Therefore, the door plate 10 can be stored in an outset form.
In addition, the upper guide member 30 is housed within the width of the rear end of the door plate 10 in the fully closed position and within the width of the front end of the door plate 10 in the fully open position. It is supposed to be arranged on one side. That is, the upper guide member 30 is arranged in the substantially central portion of the sliding area of the door plate 10. Therefore, the upper guide member 30 can be made inconspicuous at both the fully closed position and the fully opened position of the door plate 10, and the size of the upper guide member 30 along the door width direction can be reduced.

Further, the auxiliary upper rail 26 is provided on one side of the wall body 2 along the upper edge portion of the opening 3, and is provided at the upper end of the surface of the end of the door plate 10 facing the wall body 2 side. , And an anti-skid member 20 slidably locked to the auxiliary upper rail 26. Therefore, the anti-vibration member 20 provided on the upper end portion on the door tip side of the door plate 10 in the fully closed position is locked to the auxiliary upper rail 26, so that the door thickness on the upper end side of the door plate 10 on the door tip side. The movement in the direction can be suppressed. As a result, swinging on the upper end side of the door tip side, which is the side operated when opening from the fully closed position, is suppressed, so that the load on the upper guide member 30 that engages with the door butt side can be suppressed. it can. Further, since the anti-vibration member 20 is provided on the surface side of the door plate 10 facing the wall body 2 side, it can be made inconspicuous when the door plate 10 is seen on one side in the wall thickness direction. Further, since the auxiliary upper rail 26 is arranged along the upper edge portion of the opening 3, it can be made inconspicuous, and when the door plate 10 is at the fully closed position, the side where the door plate 10 is stored. It is not exposed on the wall surface of the and can give a clean impression.

In addition, in the present embodiment, the auxiliary upper rail 26 and the anti-vibration member 20 are configured to be engaged with each other so as to suppress upward movement of the anti-vibration member 20 with respect to the auxiliary upper rail 26. Therefore, it is possible to suppress the upward movement of the door end side end portion of the door plate 10 by the auxiliary upper rail 26, and it is possible to suppress the lifting of the door tip side. As a result, as described above, the operation of the buffer mechanism 13 in the case where the upper guide member 30 is provided with the action portion (the fully closed side inclined surface) 33a for operating the buffer mechanism 13 that decelerates the door plate 10 moving to the fully closed position. It is possible to suppress the lifting of the door end side due to the. That is, as described above, when the cushioning mechanism 13 is operated by the fully closed side inclined surface 33a of the upper guide member 30, the auxiliary upper rail 26 and the anti-vibration member 20 are prevented from floating on the front side in the moving direction of the door plate 10. It can be made to function as the regulation part (door-end side regulation part) 26 and the regulated part (door-end side regulation part) 20 which operate. Instead of such a mode, the locking groove 27 of the auxiliary upper rail 26 may be opened upward, and the locked portion 21 of the vibration damping member 20 may be projected downward. Good. In this case, a mode in which a restricting portion (door end side restricting portion) 26 and a regulated portion (door end side regulated portion) 20 that suppress the lifting of the door plate 10 that moves to the fully closed position on the door front side are separately provided May be

Further, in the present embodiment, the vertical dimension of the auxiliary upper rail 26 is set to be equal to or smaller than the vertical dimension of the upper frame 4 partitioning the upper side of the opening 3, and the auxiliary upper rail 26 is arranged along one side of the upper frame 4 in the wall thickness direction. It is configured to be installed in. Therefore, the auxiliary upper rail 26 can be made inconspicuous. The auxiliary upper rail 26 may have the same color tone as the opening frames 4, 5, and 5. According to this, the auxiliary upper rail 26 can be made more inconspicuous.
Further, the anti-vibration member 20 is arranged so as not to overlap the opening 2 in the wall thickness direction when the door plate 10 is in the fully closed position and the fully open position. Therefore, when the door plate 10 is in the fully closed position and the fully opened position, when the door plate 10 in the fully closed position and the fully opened position is seen from the other side in the wall thickness direction of the wall body 2, the anti-vibration member 20 stands out. Can be difficult.

Further, in the present embodiment, cushioning mechanisms 13 and 16 for decelerating the door plate 10 that moves to at least one of the fully closed position and the fully open position are provided on the upper end side of the door plate 10, and the upper guide member 30 is provided with the buffer mechanism. Action parts 33a, 35a, 37a, 39a for actuating 13, 16 are provided. Therefore, the impact of the door plate 10 moving to at least one of the fully closed position and the fully open position can be mitigated. Further, for example, it is conceivable to provide the lower rail 6 and the upper guide member 30 with the cushioning mechanisms 13 and 16, but as compared with such a structure, the structure of the lower rail 6 and the upper guide member 30 side is simplified. It is possible to reduce the thickness and the like. Further, by providing the upper guide member 30 with the action portions 33a, 35a, 37a, 39a, it is possible to simplify the structure of the auxiliary upper rail 26 while providing the cushioning mechanisms 13, 16. You can That is, as in the present embodiment, the auxiliary upper rail 26 can be made thin in the wall thickness direction, and can have a simple structure that is uniform over the entire length.

Further, in this embodiment, when the cushioning mechanisms 13 and 16 are actuated by the action portions 33a and 37a of the upper guide member 30, the regulation portions 26 and 28 that restrain the doorboard 10 from floating on the front side in the moving direction, and the regulation portions. The regulated portions 20 and 24 that engage with the portions 26 and 28 are provided. Therefore, as described above, when the cushioning mechanisms 13 and 16 provided on the rear end side of the door plate 10 in the moving direction are actuated by the action portions 33a and 37a of the upper guide member 30, they easily occur in the front direction of the door plate 10 in the moving direction. It is possible to suppress the floating of the side. As a result, even when the door wheels 11, 11 that engage with the lower rail 6 are provided at the lower ends of the door plate 10 on both sides in the door width direction as in the present embodiment, the door wheels 11, 11 on the front side in the moving direction are provided. It is possible to prevent the vehicle from derailing from the lower rail 6.

Further, in the present embodiment, the cushioning mechanisms 13 and 16 are paired with both end portions in the door width direction on the upper end side of the door plate 10 so that the door plate 10 that moves to the fully closed position and the fully open position can be decelerated. It is provided. Therefore, while the size of the upper guide member 30 along the door width direction is reduced, the action mechanisms 33a, 35a, 37a, 39a provided on the upper guide member 30 cause the cushioning mechanism 13 at both ends in the door width direction, 16 is actuated so that the impact of the door plate 10 moving to either the fully closed position or the fully open position can be mitigated.

In addition, in the present embodiment, the upper guide member 30 is brought into contact with the distal end portions 15a and 18a of the respective actuating arms 15 and 18 of the cushioning mechanisms 13 and 16 provided in a pair so as to actuate the actuating arms 15 and 18. The operating parts 33a, 35a, 37a, 39a are provided. In addition, it is possible to adjust the gap between the fully closed side action parts 33a, 35a and the fully open side action parts 37a, 39a constituting the action parts 33a, 35a, 37a, 39a along the door width direction. Therefore, even though the upper guide member 30 is provided with the action portions 33a, 35a, 37a, 39a for actuating the cushioning mechanisms 13, 16 on both sides of the door plate 10 in the door width direction, the upper guide member 30 moves to the fully closed side and the fully open side. The door plate 10 can be adjusted so that the buffer mechanisms 13 and 16 operate at appropriate positions.

Next, another embodiment of the present invention will be described with reference to the drawings.
FIG. 9: is a figure which shows typically an example of the sliding door apparatus which concerns on 2nd Embodiment.
The differences from the first embodiment will be mainly described, and the same configurations will be denoted by the same reference numerals, and the description thereof will be omitted or briefly described.

The sliding door device 1A according to the present embodiment is mainly different from the first embodiment in the configuration of the upper guide member 30A, the auxiliary upper rail 26A, and the anti-vibration member 20A.
In the present embodiment, the mounting member 40A of the upper guide member 30A has a configuration in which a mounting piece portion 41A mounted to the wall body 2 and a holding piece portion 42A holding the guide body 31A are integrally provided.
Further, the guide body 31A of the upper guide member 30A rolls by contacting the inner surface of the recessed groove 12 instead of the contact portion that contacts the inner surface of the recessed groove 12 provided on the upper end side of the door plate 10A. The rollers (guide rollers) 33Ac and 37Ac that are used are provided. In addition, guide rollers 33Ac and 37Ac are provided on the fully closed side action member 32A and the fully opened side action member 36A, respectively.

The guide rollers 33Ac and 37Ac have the same configuration as each other, and are rotatable about an axis along the vertical direction. Further, the guide rollers 33Ac and 37Ac are configured so that the peripheral surfaces thereof come into contact with the inner wall in the groove width direction as the inner surfaces of the recessed grooves 12 of the door plate 10A and roll. The outer diameter of these guide rollers 33Ac and 37Ac is set to a dimension corresponding to the groove width of the concave groove 12 of the door plate 10A.
In the illustrated example, the guide rollers 33Ac and 37Ac are thin disk-shaped and are configured to abut on the upper end portion of the inner wall of the recessed groove 12, but the invention is not limited to such an aspect. Absent.
In addition, the portions other than the guide rollers 33Ac and 37Ac of the guide main body 31A have appropriate dimensions along the door thickness direction so as not to contact the inner surface of the concave groove 12.

Further, in the present embodiment, the auxiliary upper rail 26A is arranged along the lower surface of the upper frame 4 serving as the inner surface of the opening facing the lower side that defines the opening 3 that is the upper edge portion of the opening. .. The length dimension of the auxiliary upper rail 26A is set to a dimension corresponding to the opening width dimension of the opening 3. That is, the auxiliary upper rail 26A has a length dimension corresponding to the opening width dimension from the one vertical frame 5 to the other vertical frame 5.
The auxiliary upper rail 26A is provided with a locking concave groove 27A opening downward over the entire length. The locking groove 27A includes a bottom wall portion 26Aa arranged along the lower surface of the upper frame 4, and both side wall portions 26Ab and 26Ab provided so as to hang down from both sides in the wall thickness direction of the bottom wall portion 26A. It is divided by. The bottom wall portion 26Aa of the auxiliary upper rail 26A may be attached to the upper frame 4 by a fastener such as a screw. Further, in the illustrated example, the auxiliary upper rail 26A is attached along the lower surface of one end portion of the upper frame 4 in the wall thickness direction.

Similarly to the above, the anti-vibration member 20A includes a locked portion 21A that is slidably inserted into the locking groove 27A of the auxiliary upper rail 26A. The locked portion 21A is provided so as to project upward from the other side end portion in the wall thickness direction of the connecting piece portion that is provided so as to extend to the other side in the wall thickness direction as compared with the first embodiment. There is.
Further, in the present embodiment, when the door plate 10A moves between the fully closed position and the fully open position, the anti-vibration member 20A is always provided on the auxiliary upper rail 26A provided within the opening width of the opening 3 as described above. It is provided so as to be movable in the door width direction so as to be locked. That is, as described above, in the fully open position, the door plate 10A has the door end side end surface that is substantially flush with the inner side surface of the opening 3 that faces the same direction as the door end side end surface. It is necessary to position the door plate 10A on the outer side in the door width direction with respect to the front end side end surface. On the other hand, when the door plate 10A is in the fully closed position, the door end side end portion overlaps with the one vertical frame 5 in the wall thickness direction. Need to be located.

In the illustrated example, a slide portion 22 elongated in the door width direction is provided on the base end side (one side in the wall thickness direction) of the connecting piece portion of the anti-vibration member 20A. A holding member 23 that slidably holds is provided.
The slide portion 22 is provided so as to extend from the base end side of the connecting piece portion of the anti-vibration member 20A toward the door butt side. In addition, a stopper piece 22a that projects toward the other side in the wall thickness direction is provided at the end of the slide portion 22 on the door end side.
The holding member 23 is fixed to the other side surface of the door plate 10A in the wall thickness direction by a fastener such as a screw. The holding member 23 is provided with a recess 23a that slidably receives the slide portion 22 so as to penetrate in the door width direction.
As shown in FIG. 9( b ), the slide portion 22 and the holding member 23 of the anti-vibration member 20</b>A that are brought into contact with both inner side surfaces of the opening 3 and moved in the door width direction as the door plate 10</b>A is opened and closed. It is provided so as to guide the movement of the locked portion 21A.

Also in the sliding door device 1A according to the present embodiment configured as described above, substantially the same effects as the above-described first embodiment are achieved.
Further, in the present embodiment, the upper guide member 30A is provided with rollers (guide rollers) 33Ac and 37Ac that roll by being brought into contact with the inner surface of the concave groove 12 provided on the upper end side of the door plate 10A. Therefore, it is possible to smoothly guide the upper end side of the door plate 10A while simplifying the configuration of the concave groove 12 that serves as the guided portion on the door plate 10A side.
It should be noted that the locked portions 21, 21A of the anti-vibration members 20, 20A included in the sliding door devices 1, 1A according to each of the above-described embodiments contact the inner surfaces of the locking recessed grooves 27, 27A of the auxiliary upper rails 26, 26A. It is also possible to adopt a configuration in which a roller that is rolled by rolling is provided.

In addition, in each of the above-described embodiments, the fully-closed side action members 32 and 32A and the fully-open side action members 36 and 36A that form the action portions 33a, 35a, 37a, and 39a that actuate the cushioning mechanisms 13 and 16 are separated from each other. However, the configuration may be such that these are integrally provided. That is, the gap between the fully closed side action parts 33a, 35a and the fully opened side action parts 37a, 39a along the door width direction may be disabled. Further, the action parts 33a, 35a, 37a, 39a for actuating the cushioning mechanisms 13, 16 can be variously modified according to the mode of the cushioning mechanisms 13, 16. For example, the actuating arms 15 and 18 of the cushioning mechanisms 13 and 16 may be rod-shaped members that extend and contract in the direction along the door width direction or in the direction along the up-down direction.
Further, in each of the above-described embodiments, the recessed groove 12 that opens upward is provided at the upper end portion of the door plate 10, 10A, but instead of such an aspect, the door plate 2 side of the door plate 10, 10A The recessed groove 12 may be provided so as to open on the other side surface (back surface) in the wall thickness direction facing toward. In this case, the upper guide members 30 and 30A may be appropriately deformed. Further, instead of the aspect in which the recessed groove 12 is provided on the door plates 10 and 10A side and the portion to be inserted into the recessed groove 12 is provided on the upper guide members 30 and 30A side, a convex strip is provided on the door plate 10 and 10A side. A mode in which a guide groove into which a ridge is inserted is provided on the guide member 30, 30A side may be adopted.

Further, in each of the above-described embodiments, the upper guide members 30 and 30A in which the guide main bodies 31 and 31A and the mounting members 40 and 40A are separate bodies are illustrated, but a mode in which these are integrally provided may be used. In other words, the guide bodies 31 and 31A may be integrally provided with a portion to be attached to the attachment target. Various modifications can be made to the upper guide members 30 and 30A that guide the upper ends of the door plates 10 and 10A.
Further, in each of the above-described embodiments, an example in which the auxiliary upper rails 26 and 26A are fixed to the opening frames 4 and 5 is shown. However, instead of such a mode, the auxiliary upper rails 26 and 26A are fixed to the opening upper edges. It may be fixed to the wall surface of the part. In this case, the openings 3 may be defined by the inner surface which is cross-finished in a frameless manner without providing the opening frames 4 and 5.
In addition, in each of the above-described embodiments, an example in which the vibration-damping members 20 and 20A are provided so as to be located only at the door end side end portions of the door plates 10 and 10A is shown. The stop members 20 and 20A may be provided in such a manner that they are provided over substantially the entire width direction of the door.

Next, still another embodiment of the present invention will be described with reference to the drawings.
FIG. 10 is a diagram schematically showing an example of a sliding door device according to the third embodiment.
The differences from the first embodiment will be mainly described, and the same configurations will be denoted by the same reference numerals, and the description thereof will be omitted or briefly described.

In the sliding door device 1B according to the present embodiment, when the cushioning mechanisms 13 and 16 are operated, the configuration of the restriction portion 28A and the lower rail 6A that suppress the lifting of the door plate 10 on the front side in the moving direction is the same as that of the first embodiment. Are mainly different.
Also in the present embodiment, similarly to the above, as shown in FIG. 10A, the restricting portion 28A is fixed to the floor by suppressing the lifting of the door butt side, which is the front side in the moving direction of the door plate 10 moving to the fully open position. The door-end side regulating member 28A is used. Further, in the present embodiment, as shown in FIGS. 10B and 10C, the fitted portion 6a in which the fitting portion 28d provided on the door-end side regulating member 28A is fitted to the lower rail 6A. Is provided. The fitted portion 6a of the lower rail 6A and the fitting portion 28d of the door-end side regulating member 28A are fitted to each other so that movement of the door-end side regulating member 28A with respect to the lower rail 6A in the wall width direction can be suppressed. It is configured to be combined. In addition, the fitted portion 6a of the lower rail 6A and the fitting portion 28d of the door tail side regulating member 28A can suppress movement of the door tail side regulating member 28A with respect to the lower rail 6A in the wall thickness direction. It is configured to be fitted to each other.

The fitted portion 6a of the lower rail 6A is provided at the fully open side stopper portion 9 side portion of the lower rail 6A so that the door tail side regulating member 28A is positioned at an appropriate position in the longitudinal direction of the lower rail 6A. ing. Further, the fitted portion 6a has a receiving concave shape that opens toward the lower side and the wall 2 side at the end of the lower rail 6A on the wall 2 side. Further, the lower rail 6A has a lower surface side provided with a plurality of recessed grooves extending in the longitudinal direction of the lower rail 6A and opening downward, and the recessed groove at the end of the lower rail 6A on the wall 2 side. It shows an example in which the fitted portion 6a is provided so as to cut out the lower end side portion of the side wall portion of the groove on the side of the wall body 2 that defines the.

Similarly to the above, the door-end side regulating member 28A includes an attachment body 28a fixed to the floor and an engagement member 28b attached to the attachment body 28a so as to be vertically movable. In the present embodiment, the fitting portion 28d is provided on the mounting body 28a. Further, the fitting portion 28d is provided at the lower end portion of the mounting body 28a where the fastener insertion hole is provided. In addition, the fitting portion 28d is provided so as to project from the lower end portion of the mounting body 28a toward one side in the wall thickness direction, and has a protruding piece shape that is fitted to the fitted portion 6a of the lower rail 6A. I am supposed to.
The dimension of the fitting portion 28d along the wall width direction corresponds to the dimension of the fitted portion 6a along the wall width direction (longitudinal direction of the lower rail 6A). That is, when the fitting portion 28d is fitted to the fitted portion 6a, the movement of the door rear side regulating member 28A with respect to the lower rail 6A in the wall width direction is suppressed. It should be noted that, as a mode in which the movement of the trailing edge side regulating member 28A with respect to the lower rail 6A in the wall width direction can be suppressed in a state where the fitting portion 28d and the fitted portion 6a are fitted together, various other modifications are possible. Is possible.

In addition, the fitting portion 28d is provided with a receiving groove 28e that receives the upper end side portion of the groove side wall portion that defines the fitted portion 6a of the lower rail 6A. The receiving groove 28e is provided so as to open toward the upper side and extend in the wall width direction, and is provided over the entire fitting portion 28d in the wall width direction. In other words, the fitting portion 28d is provided with a projecting piece portion that projects toward the upper side, which is inserted into the groove at the end portion of the lower rail 6A on the lower surface side on the wall 2 side. If the protruding piece of the fitting portion 28d is inserted into the concave groove at the end of the lower rail 6A on the lower wall 6 side, that is, the fitting portion 6a of the lower rail 6A is defined in the receiving groove 28e. When the upper end portion of the groove side wall portion is inserted, the movement of the door tail side regulating member 28A in the wall thickness direction is suppressed. It should be noted that as the aspect in which the movement of the door-end side regulating member 28A with respect to the lower rail 6A in the wall thickness direction can be suppressed in the state where the fitting portion 28d and the fitted portion 6a are fitted to each other, various other modifications are possible. Is possible.

The sliding door device 1B according to the present embodiment having the above-described configuration also has substantially the same effects as those of the above-described first embodiment.
Further, in the present embodiment, the lower rail 6A is provided with the fitted portion 6a to which the fitting portion 28d provided on the regulating member (door-end side regulating member) 28A is fitted. Therefore, by fitting the fitting portion 28d of the door-end side regulating member 28A to the fitted portion 6a of the lower rail 6A, the door-end side regulating member 28A can be easily positioned with respect to the lower rail 6A. That is, the trailing edge side regulating member 28A can be easily positioned at an appropriate position in the longitudinal direction of the lower rail 6A.

Next, still another embodiment of the present invention will be described with reference to the drawings.
11 and 12 are diagrams schematically showing an example of a sliding door device according to the fourth embodiment.
The differences from the first embodiment will be mainly described, and the same configurations will be denoted by the same reference numerals, and the description thereof will be omitted or briefly described.

In the sliding door device 1C according to the present embodiment, when the cushioning mechanisms 13 and 16 are actuated, the regulating portion 7A that suppresses the lifting of the door plate 10B on the front side in the moving direction and the regulated portion 46 that engages with this regulating portion 7A. The configuration is different from that of the first embodiment.
In this embodiment, as shown in FIG. 11, the restricting portion 7A is an engaging groove 7A provided in the lower rail 6B so that an engaging surface facing downward is formed. That is, in the present embodiment, the lower rail 6B is provided with the engaging recessed groove 7A serving as the regulation portion, instead of separately providing the regulation member. Further, the restricted portion 46 provided at the lower end portion of the door plate 10B is provided with an engaged portion 48a which is inserted into the engaging concave groove 7A of the lower rail 6B.

The engagement groove 7A of the lower rail 6B is used as a guide groove 7A with which the door roller 11 provided at the lower end of the door plate 10B engages. Further, both or one of the inner walls on both sides of the guide groove 7A in the groove width direction is used as an engaging surface facing diagonally downward on the center side in the groove width direction. In this embodiment, the inner walls on both sides of the guide groove 7A in the groove width direction are used as engaging surfaces facing diagonally downward on the center side in the groove width direction. That is, the guide groove 7A has a shape in which the groove width is narrowed toward the upper side. The engagement surface provided in the guide groove (engagement concave groove) 17 is not limited to the inclined surface shape that is directed obliquely downward, and may be a substantially horizontal surface that is directed substantially downward. In this case, the guide groove 17 may be appropriately deformed.

Further, a holding portion 47 that holds the engaged portion 48a so as to be vertically movable is provided at the lower end portion of the door plate 10B. In the present embodiment, as shown in FIG. 12, the holding portion 47 is provided on the door-end side regulated member 46 that is attached to the lower end of the door plate 10B on the door-end side and that constitutes the regulated portion. That is, the door butt side that is the front side in the moving direction of the door plate 10 that moves to the fully open position by the engaged portion 48a of the door butt side regulated member 46 that is inserted into the guide groove (engagement groove) 7A of the lower rail 6B. It is configured to suppress the floating of the. Further, with such a configuration, the door plate 10B and the lower rail 6B are so-called connected to each other.
The door-end side regulated member 46 includes an engaging member 48 having an engaged portion 48a at a lower end thereof, a holding portion 47 for holding the engaging member 48 so that the engaging member 48 can move up and down, and an engaging member 48 downward. And a biasing member 49 that biases toward the side.

The holding portion 47 is configured to be attached so as to be opened at an end surface of the door plate 10B on the door tail side and to be fitted into an attachment recess opening downward. A stopper insertion hole into which a stopper such as a screw for attaching the holder 47 to the door plate 10B is inserted is provided in the holding portion 47 so as to penetrate in the direction along the door width direction.
Further, the holding portion 47 is provided with a recess for accommodating the engaging member 48 and the biasing member 49 so as to open toward the door end side. In addition, a plurality of (two in the illustrated example) partition walls 47a, 47a provided so as to be vertically separated from each other so as to partition the recess into upper and lower parts, and an engaging member 48 vertically elongated. The through holes 47b, 47b through which the holes are inserted are provided so as to penetrate in the vertical direction. The engaging member 48 is inserted through these insertion holes 47b, 47b and is held so as to be vertically movable with respect to the holding portion 47.

Further, the engagement member 48 has a vertically long rod shape, and is provided with an engaged portion 48a at the lower end portion. The engaged portion 48a has a shape viewed in the door width direction according to the shape viewed in the longitudinal direction of the guide groove 7A of the lower rail 6B. That is, the both side surfaces of the engaged portion 48a in the door thickness direction are parallel to the inner walls of both sides in the groove width direction that form the engaging surface of the guide groove 7A, and are inclined surfaces facing obliquely upward. Both side surfaces of the engaged portion 48a in the door thickness direction are brought into contact with both inner walls in the groove width direction of the guide groove 7A, and the upward movement of the engaged portion 48a is suppressed. That is, the movement of the door plate 10B with respect to the lower rail 6B to the upper side on the door tail side is suppressed. Further, in the illustrated example, the lower surface of the engaged portion 48a is shown as an example in which the lower surface is parallel to the groove bottom of the guide groove 7A having the horizontal surface facing upward. It should be noted that the lower surface of the engaged portion 48a and the groove bottom of the guide groove 7A or both of them may be provided with projections, rollers or the like that reduce mutual frictional resistance.

Further, a retaining portion 48b that suppresses the downward movement of the engaging member 48 is provided at the upper end portion of the engaging member 48. The retaining portion 48b has a brim shape that is formed to have a diameter larger than that of the insertion hole 47b of the holding portion 47. Further, as shown in FIG. 11A, the retaining portion 48b allows the engaging member 48 to move downward when the door roller 11 of the door plate 10B is engaged with the guide groove 7A. It is arranged at a position separated from the upper partition wall 47a to the upper side. On the other hand, as shown in FIG. 11B, if the door plate 10B moves upward and the engaging member 48 moves relatively downward with respect to the door plate 10B, the retaining portion 48b has an upper partition wall. It is brought into contact with the portion 47a. As a result, further downward movement of the engagement member 48 with respect to the door plate 10B is suppressed. Even in such a state, the door roller 11 is slightly engaged with the guide groove 7A.

The urging member 49 is a compression coil spring into which the engaging member 48 is inserted. The urging member 49 has its upper end abutted against the upper partition wall 47a and is restrained from moving upward. Further, a receiving portion 48c for receiving the lower end portion of the biasing member 49 is provided at an intermediate portion of the engaging member 48 in the vertical direction. That is, the engaging member 48 is urged downward by the urging member 49 via the receiving portion 48c. The biasing member 49 that biases the engaging member 48 downward is not limited to the compression coil spring, and various spring members such as a tension coil spring, a torsion spring, and a leaf spring can be used. .. In this case, the holding portion 47 and the engaging member 48 may be appropriately deformed according to the biasing member 49.

The sliding door device 1C according to the present embodiment configured as described above also has substantially the same effects as the above-described first embodiment.
In addition, in the present embodiment, the lower rail 6B is provided with the engaging recessed groove 7A that serves as a restriction portion. Therefore, as compared with the case where the regulating member 28 is provided separately from the lower rail 6 as in the above-described first embodiment, alignment along the wall width direction and the like are unnecessary, and a member serving as the regulating portion is provided. The recessed groove 7A can be made inconspicuous.
Further, in the present embodiment, the engagement groove that serves as the restriction portion of the lower rail 6B is the guide groove 7A with which the door roller 11 engages. Therefore, it is possible to make the guide groove 7A, which serves as the restriction portion, more inconspicuous. Further, the lower rail 6B can be simplified as compared with a case where an engaging groove is provided separately from the guide groove 7A with which the door roller 11 engages. Instead of such an aspect, an engaging concave groove may be provided separately from the guide groove 7A at an appropriate position such as the wall body 2 side portion of the lower rail 6B. For example, the door tail side regulating member 28A described in the third embodiment may be configured to be integrally provided on the lower rail 6B. In this case, the engaged portion 48a of the door plate 10B may be appropriately deformed.

In addition, in the present embodiment, a holding portion 47 that holds the engaged portion 48a so as to be vertically movable is provided at the lower end portion of the door plate 10B. Therefore, even when the door plate 10B is slightly lifted up, the door plate 10B can be allowed to move upward with respect to the lower rail 6B, and it is possible to suppress the removal of the door wheel 11 of the door plate 10B while being engaged. It is possible to suppress damage to the portion 48a. Instead of such an aspect, the engaged portion 48a may be fixed to the lower end portion of the door plate 10B so as not to move vertically.
Further, the different configurations described in the above embodiments may be appropriately rearranged or combined and applied.

In each of the above embodiments, the lower rails 6, 6A, 6B are provided with the guide grooves 7, 7A with which the door roller 11 engages, but the lower ends of the door plates 10, 10A, 10B are shown. A guide ridge that engages with the provided groove may be provided, and other various modifications are possible.
Further, in each of the above-described embodiments, an example in which the regulated portions 24 and 46 are provided at the lower end portions of the door plates 10, 10A, and 10B on the door tail side is shown, but instead of or in addition to such an aspect, A mode in which the regulated portion is provided at the lower end portion of the door plates 10, 10A, 10B on the door tip side may be adopted. In this case, the regulating portions 28, 28A, 7A provided on the floor side on one side of the wall body 2 may be deformed as necessary.

Further, in each of the above-described embodiments, an example in which the auxiliary upper rails 26, 26A and the anti-vibration members 20, 20A, and the regulating portions 28, 28A, 7A and the regulated portions 24, 46 are provided is shown. One of the above may be provided.
Further, in each of the above-described embodiments, a pair of cushions are provided at both ends in the door width direction on the upper end side of the door plates 10, 10A, 10B so that the door plates 10, 10A, 10B moving to the fully closed position and the fully open position can be decelerated. Although the example in which the mechanisms 13 and 16 are provided is shown, one or both of them may not be provided. In this case, the upper guide members 30 and 30A may be appropriately deformed.

1, 1A to 1C Sliding door device 6, 6A, 6B Lower rail 6a Fitted portion 7A Guide groove (engagement groove, restriction portion)
10, 10A, 10B Door plate 11 Door car 13 Fully closed side buffer mechanism (buffer mechanism)
15 Working Arm 15a Tip Roller (Tip)
16 Full open side buffer mechanism (buffer mechanism)
18 Working Arm 18a Tip Roller (Tip)
20,20A Anti-vibration member (regulated part)
24,46 Tojiri side regulated member (regulated part)
25, 48a Engagement part 26, 26A Auxiliary upper rail (regulation part)
28, 28A Tojiri side regulation member (regulation section)
28d Fitting part 29 Engagement groove 30, 30A Upper guide member 33a Fully closed side inclined surface (fully closed side working part, working part)
35a Fully closed side contact surface (fully closed side action part, action part)
37a Fully open side inclined surface (fully open side acting part, acting part)
39a Fully open side contact surface (fully open side acting part, acting part)
47 holding part 2 wall body 3 opening 4 upper frame

Claims (13)

A sliding door device comprising a door plate slidably installed along one surface of the wall body so as to open and close the opening provided in the wall body on one side in the wall thickness direction of the opening,
A lower rail that is disposed on the floor side on one side of the wall body, guides the lower end side of the door plate, and receives the load of the door plate,
It is arranged on one side of the wall body so as to be a position that fits within the width of the door end side end portion of the door plate in the fully closed position, and a position that fits within the width of the door tip side end portion of the door plate at the fully open position, An upper guide member that guides the upper end side of the door plate,
When the door plate is in the fully closed position, the door plate in the fully open position has a length not exposed on one side of the wall body , and is arranged along the upper edge portion of the opening on one side of the wall body. Auxiliary upper rail,
A swinging member that is provided at an upper end portion of a surface of the door plate facing the wall body at a door end side end portion thereof and that is slidably locked to the auxiliary upper rail. Sliding door device. In claim 1,
The sliding door device having a structure in which the auxiliary upper rail and the anti-vibration member are engaged with each other so as to suppress upward movement of the anti-vibration member with respect to the auxiliary upper rail. In claim 1 or 2,
The auxiliary upper rail is configured such that the vertical dimension is equal to or smaller than the vertical dimension of the upper frame that defines the upper side of the opening, and is arranged along one side in the wall thickness direction of the upper frame,
The sliding door device is characterized in that the anti-vibration member is arranged so as not to overlap the opening in the wall thickness direction when the door plate is at the fully closed position and the fully open position. In any one of Claim 1 thru|or 3,
On the upper end side of the door plate, a buffer mechanism for decelerating the door plate that moves to at least one of the fully closed position and the fully open position is provided,
A sliding door device, wherein the upper guide member is provided with an action portion for operating the cushioning mechanism. In claim 4,
A restricting portion that suppresses lifting of the door plate on the front side in the moving direction when the cushioning mechanism is operated by the acting portion of the upper guide member, and a restricted portion that engages with the restricting portion are provided. A sliding door device characterized by the above. A sliding door device comprising a door plate slidably installed along one surface of the wall body so as to open and close the opening provided in the wall body on one side in the wall thickness direction of the opening,
A lower rail that is disposed on the floor side on one side of the wall body, guides the lower end side of the door plate, and receives the load of the door plate,
On one side of the wall body on one side in the opening width direction of the opening, which is the substantially central part of the movement path of the door plate moving between the fully closed position and the fully opened position, the door end side end part of the door plate in the fully closed position. An upper guide member that is placed within the width and is arranged so as to be a position that is within the width of the door end side end portion of the door plate at the fully opened position, and guides the upper end side of the door plate.
A cushioning mechanism that is provided on the upper end side of the door plate and that decelerates the door plate that moves to at least one of the fully closed position and the fully open position,
An action portion provided on the upper guide member to operate the buffer mechanism;
When the cushioning mechanism is actuated by the action portion of the upper guide member, a restriction portion that suppresses lifting of the door plate on the front side in the moving direction,
A regulated portion that engages with the regulation portion, and a sliding door device. In Claim 5 or 6,
The regulated portion is provided at a lower end portion of the door plate,
The said control part is arrange|positioned at the floor side of one side of the said wall body, and is comprised by the structure which suppresses the upward movement of the said controlled part, The sliding door apparatus characterized by the above-mentioned. In claim 7,
The regulated portion includes an engaged portion provided so as to project from the surface of the door plate facing the wall body toward the wall body,
The sliding door device, wherein the restriction portion is provided with an engagement concave groove that opens toward one side in the wall thickness direction and receives the engaged portion. In claim 8,
The engagement groove is provided on a regulation member that is fixed to the floor on one side of the wall body and that constitutes the regulation portion,
The sliding door device, wherein the lower rail is provided with a fitted portion into which the fitting portion provided in the regulating member is fitted. In claim 7,
The restricting portion is an engaging groove provided in the lower rail so that an engaging surface facing downward is formed,
A sliding door device, wherein the regulated portion is provided with an engaged portion that is inserted into an engaging concave groove of the lower rail. In claim 10,
The engagement groove is a guide groove with which the door roller provided at the lower end of the door plate engages,
The sliding door device, wherein a holding portion that holds the engaged portion in a vertically movable manner is provided at a lower end portion of the door plate. In any one of Claim 4 thru|or 11,
The cushioning mechanism is provided in a pair at both ends in the door width direction on the upper end side of the door plate so that the door plate can be decelerated to move to the fully closed position and the fully opened position, respectively. Sliding door device. In claim 12,
The upper guide member has a fully closed side action portion and a fully open side action portion which constitute the action portion for actuating the operation arm, with the tip end portions of the respective operation arms of the cushioning mechanism provided in a pair contacting each other. And a configuration in which a gap between the fully closed side action portion and the fully opened side action portion can be adjusted along the door width direction.

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