JPH0726539Y2 - Folding door - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a folding door formed by flexibly connecting a plurality of door panels, and more specifically, when the folding door is fully closed,
The present invention relates to a folding door configured such that the door panel on the door end side is an open door.

[Prior Art] A folding door, in which a plurality of door panels are flexibly connected and can be folded to one side of the opening at the time of opening so that the opening can be opened entirely, It is widely used because it has the advantage that the storage space for the door panel is small.

However, with conventional folding doors, even if you want to fully close the opening and secure the minimum entrance and exit necessary for the occupants to enter and exit, the door panel is folded from the side of the door, so all If the door panel is not moved, the door cannot be opened, and the folding door has inferior operability.

[Problems to be Solved by the Invention] The present invention was devised to eliminate the above-mentioned conventional drawbacks, and the purpose thereof is to cover the entire surface of the opening like a conventional folding door. Although it can be opened, when it is fully closed, the door panel on the door end side becomes an open door, and it is possible to secure the minimum entrance and exit necessary for the occupants to enter and exit. In addition to providing convenience to people's living behaviors, it aims to provide a folding door that can maintain a warm indoor effect in winter and a cool indoor effect in summer to provide a comfortable life. There is.

[Means for Solving the Problem] In order to solve the above-mentioned problems, the technical means adopted by the present invention is a folding door configured by connecting a plurality of door panels with a hinge, and the connecting portion is along a guide rail. A moving part and a fixing part for restricting bending of the door panel are provided, and when the opening is opened and closed, the fixing part is released to move the door panel flexibly, and when the opening is fully closed, at least the door end side door. It is characterized in that the bending and stretching of the door panel adjacent to the panel is regulated by the fixing portion, and the door panel on the door end side is a swing door that allows people to enter and leave.

[Operation] Therefore, according to the present invention, when it is desired to open the opening as necessary, the door rails on the door end side are moved toward the door butt side to connect every other connecting portion to the guide rail. Moves along the guide rail, the connecting portion not supported by the guide rail is disengaged from the guide rail, the door panel is bent, the door panel is folded, and the opening is opened.

On the other hand, if you want to close the opening, pull out the door panel on the door end side onto the guide rail and pull it toward the door end side.
The connection portion supported by the guide rail moves along the guide rail, and along with this, the door panels extend in the bent state and are juxtaposed in the same plane to close the entire opening.
At the time of this full closure, by controlling the bending of the door panel adjacent to the door panel on the door tip side by the fixing portion, the door panel on the door tip side functions as an open door, so with the folding door fully closed, It is possible to secure the minimum number of entrances and exits necessary for the entrance and exit of residents.

Embodiments Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

1 to 8, 1 is an opening, 2 is an opening 1
Door-end side vertical frame 2a, door-end side vertical frame 2b, upper frame 2c, lower frame
Door frame consisting of 2d, 3 ₁ , 3 ₂ , 3 ₃ , 3 ₄ , 3 ₅ are the _four- sided frame by assembling the panel left and right vertical frames 3a and 3b, the panel upper frame 3c, and the panel lower frame 3d into a four-frame shape. A door panel in which a panel plate 3e such as a glass plate is fitted, and the frame material and the frame material are made of aluminum. The door panel 3 ₁ and 3 ₂ and 3 ₃ and 3 ₄ are connected to each other by hinges 4 _first one side of the door panel, the other door panel 3 ₂ and 3 _3, and 3 ₄ and 3 ₅ door panel The door panels 3 ₁ are mutually connected by the hinges 4 ₂ on the side surface side, and the door-end side of the door panel 3 ₁ is hung by the door-end side hinge 4 ₃ on the door-end side vertical frame 2 b, and the door panel 3 ₁ ,
3 ₂ , 3 ₃ , 3 ₄ , and 3 ₅ act as a five-sided folding door 3, and a door panel 3 ₅ on the door end side acts as a hinged door 3 ′.

The panel plate 3e of each door panel 3 ₁ ... 3 ₅ is held on the inner circumference of the panel left and right upper and lower frames 3a, 3b, 3c, 3d through the bead 5 ₁ for four rounds, and the door end side vertical frame 2b and this door panel 3 _first panel Migitatekamachi 3b and the door panel 3 ₁ which is in contact, 3 _2, 3 _3, 3 _4, 3 each panel left and right stile 3a in contact with the ₅ of each other, the sealing material 5 ₂ between 3b, the door panel
3 _5, that is, the sealant 5 ₃ interposed between the door end side vertical frame 3a and door leading side vertical frame 2a of the hinged door 3 ', has airtightness during folding door closed.

Each door panel 3 ₁ ………… 3 ₅ panel left and right vertical frames 3a, 3b and panel top and bottom frames 3c, 3d are fitted and joined through each corner piece 6 to assemble each door panel 3 ₁ ………… 3 ₅ Each door panel
3 ₁ ......... 3 _5, each hinge 4 ₁ formed integrally with the corner piece 6, 4 ₂ male half (hinge base) 4a and a female half (hinge wing) 4b by mutually set The mating shaft 7 is inserted so that the mating shaft 7 can be bent in an accordion shape. The door panel 3 ₁ on the Tojiri side is the right vertical frame 3b.
And the upper and lower corner pieces 6c that join the panel top and bottom frames 3c and 3d, and the half hinges formed on the upper and lower corner pieces 6'of the door sill side vertical frame 2b. hinge 4 ₃ is configured.

Here, when the hinge 4 _1, 4 ₂ door panels and the upper lower co male or female hinges, left freely difference occurs, the orientation advantageously four forming the male female hinge with different corner pieces As shown in Fig. 4, if the corner pieces are used upside down, they are used upside down, and the upper part of the door panel is one of the male and female hinges, and the lower part is the other male and female hinges. A corner piece with a hinge will make it in time. Corner pieces 6, 6'of hinges 4 _{3 on} the Tojiri side
Is also the same.

The shafts 7 of the hinges 4 ₂ above and below the connecting portions of the door panels 3 ₂ and 3 ₃ and 3 ₄ and 3 ₅ are extended vertically, and the shafts 7 are connected to the hanger rollers 8 and 2 of two axles 4 at the upper portion of the connecting portions. bracket 11 for supporting the shaft 2 wheel guide rollers 9 in the center of the door panel 3 ₂ and 3 ₃ and 3 ₄ and 3 ₅ is mounted, similarly door panel guide rollers 10 of the second shaft 2 wheel in lower segment 3 ₂ and 3 ₃ and 3 ₄
Bracket 11 for supporting the central portion of the ₃₅ is mounted when.

Upper hanger roller 8 and guide roller 9 are brackets
The entire hanger roller 8 is rotatable about a vertical shaft 12 supported by 11 in a horizontal direction h-h, and the upper hanger roller 8 has two separate shafts around a horizontal shaft 13 in a guide rail direction orthogonal to the vertical shaft 12. The upper hanger roller 8 and the guide roller 9 are in the upper frame 2c and the lower guide roller 10 is in the lower frame 2d. are respectively supported and guided by the lower guide rail 15 formed, moving unit is configured along the vertical guide rails 14 and 15 at the time of opening and closing of the door panel 3 ₁ ...... 3 _5.

As mentioned above, the door panel 3 ₁ ………… 3 ₅ is the upper and lower frames 3a,
Since 3b, 3c, and 3d are joined through the corner piece 6, the frame can be assembled without cutting the end faces of each frame, and the frame can be assembled, thus significantly simplifying the process.

The hinge 4 _1, 4 ₂ for connecting the door panel 3 ₁ ......... 3 _5, formed integrally with each half of the door trailing hinge 4 ₃ the corner piece 6, 6 ', Aitonaru of each half The brackets 11 are attached to the shaft 7 of the hinge that protrudes from the side surface of the door panel while connecting the door panels 3 ₁ ... 3 ₅ flexibly by combining the hinges.
Since the hanger roller 8 and the upper and lower guide rollers 9 and 10 are pivotally supported by the above, the hinges 4 ₃ supported by the upper and lower guide rails 14 and 15 and the door 7 side hinge 4 ₃ can be removed to remove the door panel 3 ₁
……… 35 The connection between the ₅ is released, and the bracket 11 is also free. Therefore, the door panel 3 ₁ ... 3 ₅ itself can be removed from the door frame 2. In the opposite narrowing suspended door panel, the upper guide rail 14 is squirreled hanging the hanger rollers 8, each hinge 4 ₁ of the door panel, 4 _2, 4 ₃ and the bracket 11
And are connected by a shaft 7.

Also, by removing only the axis of the hinge 4 ₁ that is not supported by the vertical guide rails 14 and 15, the door panels 3 ₁ and 3 ₂ and 3 ₃ and 3 ₄ are uncoupled from each other, for example, the panel remains inside the door panel. Board
3e The outside can be cleaned.

The upper hanger roller 8 and the upper guide roller 9 and the lower guide roller 10 are respectively rotatable about a vertical shaft 12 as a whole, and the upper hanger roller 8 has two roller shafts which are vertically shafts 12. Since the hanger roller 8 is rotatable about the orthogonal horizontal shafts 13, the hanger roller 8 is a vertical shaft in the case of a curved opening portion or a curved door pocket portion.
It can rotate around 12 to follow the curve of the upper and lower guide rails 14 and 15 without difficulty, and each roller rotates around the horizontal axis 13 even if there is a twist in the upper guide rail 14 during installation, and the rollers are irregular. Can follow the guide rail surface. Further, when the door panel is folded and stored, the folded door panel is supported by the hanger roller 8 part on one side. Therefore, if the hanger roller does not have the freedom to rotate in the vertical direction as in the conventional case, a load is applied to one side roller. Is concentrated on the hanger rollers 8 of the four wheels due to the degree of freedom of rotation about the horizontal axis 13, and it is possible to avoid applying an unreasonable load to the members.

The door end stile 3a of door tip side of the door panel ₃₅ to be hinged door 3 ', the door lock 16 of generally three-point interference is said to cremorne lock is incorporated.

As shown in FIGS. 9 and 10, the door lock 16 includes a pair of rack plates 18 extending vertically in the vertical frame 3a on both sides of the pinion 17,
Each rack 18a, 19a of 19 is meshed with each rack plate 18 by the pinion 17 rotated by the operation of the handle 20
Upper and lower rods 21 and 22 extended to 19 rod heads
21a and 22a project from the upper and lower end surfaces of the door panel from the position i to the position iii and engage with and disengage from the grooves of the upper and lower guide rails 14 and 15, and at the same time, the cam groove 19b formed in the lower latch plate 19 is the lock box. It is engaged with the passive pin 24b of the rack 24 supported by the shaft 24a in the 23, and the vertical movement of the lower rack plate 19 causes the vertical retracted position and the locked position that horizontally projects from the front 23a of the lock box 23. It is retracted, and the upper and lower rods 21 and 22 and the latch 24 are used for three-point tightening. Furthermore, the pawl 26a of the cylinder lock 26 is engaged with the passive groove 25b of the cam plate 25 having the projection 25a that fits into the hole 18b provided in the upper rack plate 18, and the upper and lower rods 21 and 22 and the latch 24 are connected at three points. After tightening,
By locking the cylinder lock 26 with a key, the protrusion 25a of the cam plate 25 fits into the hole 18b of the upper rack plate 18,
The upper rod 21, the lower rod 22, and the latch 24 are all locked so that they can be fully tightened.

When the handle 20 is rotated 90 degrees horizontally from below, the upper and lower rod heads 21a and 22a are in the half tightened ii position.
Since there is a play width in the cam groove 19b of the lower rack plate 19,
The passive pin 24b of the latch 24 is not actuated, and the latch 24 is activated horizontally only when the handle 20 is further rotated 90 degrees, and at the same time, the upper and lower rod heads 21a and 22a are completely moved to the upper and lower guide rails 14 and 15. Engage.

As shown in FIGS. 11 to 13, the handle 20 has the protrusion size S from the door panel surface reduced as much as possible as compared with the handle of the conventional gremone lock. In order to eliminate the clue due to the reduction of the protrusion size S A pin 28 is attached to the handle shaft 27 so that the 20 can be raised up to about 25 degrees, and a spring 29 is always urged to the lying position. Therefore, the handle 20 is raised and rotated, and returns to its original lying position when the hand is released. Since the handle 20 is thin as described above, the door panel 3 ₁ ………
When 3 ₅ is folded and opening 1 is fully opened, adjacent door panels 3 ₁ ………… 3 ₅ The space between them is reduced by the amount by which the protruding dimension of the handle is reduced, and the width is reduced. The front opening can be enlarged more than before, and the appearance of the handle is improved.

In addition, in the middle of the door panel connection part guided and supported by the guide rails 14 and 15, the left vertical frame 3a of the door panel connection part that deviates from the line when the folding door is bent is on the above-mentioned three-point locking door lock.
The door lock of only the upper and lower rods 21 and 22 without the latch 24 and the cylinder lock 26 in 16 is incorporated, and the handle 20 is operated to engage the upper and lower rod heads 21a and 22a with the upper and lower guide rails 14 and 15. , Door panel 3 ₁ ... 3 ₅ A fixed part is configured to maintain the closed state.

Therefore, if the door panel 3 ₁ to the door panel 3 ₄ are kept closed when the opening is fully closed and the door end vertical frame 3a of the door panel 3 ₅ is unlocked, the door end side door is closed. Panel 3 ₅
Has become a door panel 3 ₄ adjacent to function as a hinged door which was Tsumoto.

In the embodiment of the ordination 'it has been described 5 twin folding door which acts as a folding door 3 and hinged door 3' door panel ₃₅ of the door end side hinged door 3 combination fourteenth view of (A) ~ ( F)
Various combinations are possible as shown in.

That is, FIG. 14 (A) shows one side of the three-sided folding door 3 as an opening door 3 ', FIG. 14 (B) shows one side of the five-sided folding door 3 as an opening door 3', and FIG. 14 (C). ) Is a three-sided folding door 3 whose one side is a hinged door 3'and two sets are combined in a double-sided manner. Fig. 14 (D) is independent of the five-sided folding door 3 whose one side is a hinged door 3 '. A combination of the hinged door 3'and the hinged door is shown in Fig. 14 (E).

FIG. 15 shows a joint between the upper frame and the vertical frame of the adjustable corner piece of the door frame, and this corner piece 30 is formed in the upper part of the cubic body and in the longitudinal groove 31a of the lower surface of the upper frame 31. A protruding portion 30a to be fitted is formed, and a connecting portion 30b to be fitted to the vertical frame 32 is formed in the lower portion. Then, the upper protrusion 30a
The upper frame 31 has longitudinal grooves 30c on both sides of the upper frame 31, and the vertical groove width of the angular groove 30c is equal to the root diameter of the assembling screw 33 of the upper frame 31. A ridge surface 30d having a shape in which a female screw to be screwed with 33 is expanded in a plane is formed.

The upper corner piece 30 has the upper protrusion 30a on the upper frame 31.
Of the upper frame 31 and the vertical frame 32 by inserting the assembly screws 33 and 34 from the mounting holes 31b and 32a of the upper frame 31 and the vertical frame 32, respectively. Assembly screws for upper frame 31
33 is screwed to the convex strips 30d of the square rods 30c on both sides of the protrusion 30a on the upper surface of the corner piece 30, the assembling screw 34 of the vertical frame 32 is screwed to the screw hole 30e of the connecting portion 30b at the bottom of the corner piece 30, Upper frame 31
The vertical frame 32 is assembled via the corner piece 30.

The vertical frame 32 and the lower frame 35 can be assembled in the same manner using the same corner piece 30, and as shown in FIG.
The frames 31 and 35 and the left and right vertical frames 32 are assembled into a frame shape. If you want to make subtle adjustments to the building dimensions of the vertical frame 32 after assembly, remove the assembly screws 33 of the upper and lower frames 31, 35 once, and move the vertical frame 32 to the upper and lower frames 31,
After moving the required dimension in the longitudinal direction of 35, by inserting and tightening the screw 33, the installation dimension of the vertical frame 32 can be easily adjusted.

That is, after the frame of the door panel has already been finished to the specified size,
When it is necessary to make slight adjustments to the left and right of the frame building dimensions, it is possible to cut down the dimensions, but it was difficult to widen them. Adjustment can be performed quickly and easily.

This corner piece 30 can be applied to the folding door described above by integrally forming a half part of the hinge as shown in FIG. In the drawings, members corresponding to those of the above-mentioned embodiment are designated by the same reference numerals.

[Effects of the Invention] As described above, the present invention forms a folding door by connecting a plurality of door panels with a hinge, and a moving portion along the guide rail and a fixed member that restricts bending and extension of the door panel are formed at the connecting portions. When the opening is opened and closed, the fixing part is released to move the door panel flexibly and at the same time, when the opening is fully closed, at least the door panel adjacent to the door panel on the door tip side is bent and extended with the fixing part. Since it is regulated that the door panel on the door end side is an open door that allows people to enter and exit, if you want to open the entire opening, release the fixing part and open the door like the conventional folding door. If you pull the door panel on the side toward the side of the door, the door panel will bend like an accordion and be folded toward the side of the door.
When the opening is completely closed, if the bending part of the door panel adjacent to the door panel on the door side is restricted by the fixed part, the door panel on the door side can be used as an open door, and residents can enter and exit. Etc. can enter and exit with the same convenience as a normal hinged door, and therefore, can not only give convenience to the living behavior of the resident, maintain the heat insulation effect in the room in winter, and in summer. Keeps the indoor cool effect and allows you to live a comfortable life.

[Brief description of drawings]

The drawings show an embodiment of a folding door according to the present invention. Fig. 1 is an overall front view, Fig. 2 is a plan view thereof, and Fig. 3 is Fig. 1-III-
Part III line partially omitted cross-sectional view, FIG. 4 is a partially cutaway front view of line IV-IV in FIG. 1, FIG. 5 is FIG. 4 VV line cross-sectional side view, and FIG. Fig. 4 Cross-sectional view taken along the line VI-VI, Fig. 7 is a plan view of the hanger roller, Fig. 8 is a perspective view of the hanger roller, and Figs. 9 and 10 show the side plate of the three-point lock door lock removed. In the front view of the state, FIG. 9 shows the unlocked state, and FIG. 10 shows the locked state. FIG. 11 is a front view of the handle, FIG. 12 is a side sectional view of the handle, and FIG. 13 is a plan view of the handle.
14 (A) to (E) show various combinations of folding doors,
FIG. 15 is a perspective view of a corner piece in which the vertical dimension of the door panel can be adjusted, FIG. 16 is a front view of the door panel using the same corner piece, and FIG. 17 is a half-formed hinge. It is a front view of an assembled state of an adjustable corner piece of a door frame. 1 ... Opening, 2 ... Door frame, 2a ... Door-side vertical frame, 2b ...
Tojiri side vertical frame, 2c ... upper frame, 2d ... lower frame, 3 ... folding door, 3 '... opening door, 3 ₁ , 3 ₂ , 3 ₃ , 3 ₄ , 3 ₅ ...... door panel, 3a ...... Panel left vertical frame, 3b …… Panel right vertical frame, 3c ……
Panel top frame, 3d …… Panel bottom frame, 3e …… Panel plate, 4 ₁ ,
4 ₂ , 4 ₃ ...... Hinge, 4a …… Male half hinge, 4b …… Female half hinge, 5 ₁ …… Beat, 5 …… Seal material, 6, 6 ′…
… Corner piece, 7 …… Hinge shaft, 8 …… Hanger roller, 9,10 …… Guide roller, 11 …… Blanket,
12 …… vertical axis, 13 …… horizontal axis, 14, 15 …… guide rail,
16 …… Door lock, 17 …… Pinion, 18, 19 …… Rack plate, 18
a, 19a …… rack, 18b …… hole, 19b …… cam groove, 20 ……
Handle, 21, 22 …… Rod, 21a, 22a …… Rod head, 23 …… Lock box, 23a …… Front, 24 …… Latch, 24a
...... Latch shaft, 24b ...... Passive pin, 25 ...... Cam plate, 25a
...... Protrusion, 25b ...... Passive groove, 26 ...... Cylinder lock, 26a ...
… Claws, 27 …… Handle shafts, 28 …… Pins, 29 …… Springs, 30 …… Adjustable corner pieces for door frames, 30a …… Projections, 30b …… Connecting parts, 30c …… Square grooves, 30d… … Convex surface, 30e
...... Screw hole, 31 …… Upper frame, 31a …… Groove, 31b, 32a …… Mounting hole, 32 …… Vertical frame, 33,34 …… Assembling screw, 35 …… Lower frame

 ─────────────────────────────────────────────────── ─── Continued Front Page (72) Inventor Kiyoshi Isogawa 2-1-1 Nishishinjuku, Shinjuku-ku, Tokyo Sanwa Shutter Industry Co., Ltd. (72) Hirohito Fujino 2-1-1 Nishishinjuku, Shinjuku-ku, Tokyo No. 1 in Sanwa Shutter Industry Co., Ltd. (56) References: Actual Development Sho 60-105768 (JP, U) Actual Public Sho 54-18858 (JP, Y2)

Claims (1)

[Scope of utility model registration request] 1. A folding door is constructed by connecting a plurality of door panels with a hinge, and a moving portion along a guide rail and a fixing portion for restricting bending of the door panel are provided at the connecting portion, and a folding door is provided. When opening and closing, the fixed part is released to move the door panel flexibly, and when the opening is fully closed, at least the door part adjacent to the door panel on the door tip side is restricted by the fixed part.
A folding door characterized in that the door panel on the door end side is a swing door that allows people to enter and exit.