JP2008308830A - Handle device for door lock - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a handle device which can reduce the size of an indoor or outdoor seat by a simple constitution. <P>SOLUTION: This handle device comprises: a connecting member 85 which is attached to a handle 83 on the outdoor side of the door 3 and provided in the state of being protruded to the indoor side of the door 3; a second operating member 89 which is rotatably held on an indoor-side seat 31, and which switches a state of a latch bolt 8 of a latch lock 2 to a retreatable state; and an operating mechanism 87 for connecting the connecting member 85 and the second operating member 89 together on the indoor side of the door. The operating mechanism 87 has first and second interlocking members 101 and 103; the first interlocking member 101 is rotatably held on the indoor-side seat 31 and pivotally attached to the connecting member 85; and the second interlocking member 103 is pivotally attached to the first interlocking member 101 and the second operating member 89. The handle 83 is operated for the actuation of the operating mechanism 87, and the second operating member 89 is turned on a shaft 75 so that the latch lock 2 can be opened. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a handle device for a door lock.

  As is well known, various door locks such as latch locks and electric locks are provided on the door. In the case of a door lock having a latch bolt, various handle devices are used to retract the latch bolt or to make it retractable. For example, as disclosed in Patent Document 1 below, A pull-type handle device is used.

In this push-pull type handle device, as shown in FIG. 2 of Patent Document 1, seats are respectively fixed to the indoor side and the outdoor side of the door, and a handle is provided in each seat. Then, by pushing or pulling the handle, the latch bolt can be retracted, and the opening operation is easy.
JP 2000-110429 A

  However, in the case of the conventional push-pull type handle device, since the plurality of members constituting the mechanism for retracting the latch bolt are accommodated in the respective seats, both the indoor and outdoor seats become large. It was. For this reason, the seat protrudes larger than the handle, or the amount of protrusion from the door is large. For example, when viewed from the outdoor side, the appearance is not so good and the design is poor.

  The problem to be solved by the present invention is to provide a handle device that can reduce the size of an indoor or outdoor seat with a simple configuration.

  The present invention has been made to solve the above-described problems, and the invention according to claim 1 is a handle device used with a door lock provided with a latch bolt that can be advanced and retracted and biased in a protruding direction. A connecting member attached to one of the doors on the indoor side or the outdoor side of the door and extending to the other, an operating member for moving the latch bolt backward or switching to a retractable state, An operation of connecting the connecting member and the actuating member inside or on the other side of the door and operating the actuating member by pushing or pulling the one handle to retract the latch bolt or switch to a retractable state. It is a handle device for door locks provided with a mechanism.

  According to the first aspect of the present invention, the operation mechanism for unlocking the door lock by one handle on the outdoor side or the indoor side of the door is provided inside or on the other side of the door. The seat can be made small, and it can be a product with good appearance and excellent design.

  According to a second aspect of the present invention, the actuating member is inserted into the lock case of the door lock from the other side of the door, and the operating mechanism is provided in the interior of the connecting member by pushing or pulling the one handle. The door lock handle device according to claim 1, wherein a member connected to the operating member is moved up and down in accordance with an outward movement.

  According to the second aspect of the present invention, the conventional door lock can be unlocked with a simple configuration and operation.

  According to a third aspect of the present invention, the operation mechanism includes a first interlocking member that is rotatably held inside the door or the other of the doors, and is coupled to the connection member so as to be rotatable. The door lock handle device according to claim 1, further comprising a second interlocking member rotatably connected to the interlocking member and rotatably connected to the operating member. It is.

  According to the third aspect of the present invention, the operation mechanism can be further simplified.

  According to a fourth aspect of the present invention, a connecting member is provided on the other handle of the door on the indoor side or on the outdoor side, and the connecting member is connected to the operation mechanism, and the other handle The door lock handle device according to claim 3, wherein the operation mechanism operates the operating member by pushing or pulling to retract the latch bolt or switch to a retractable state.

  According to the fourth aspect of the present invention, the operation mechanism and the actuating member for unlocking the door lock by one handle on the outdoor side or the indoor side of the door are used even when the door lock is unlocked by the other handle. By doing so, the number of parts can be reduced.

  Further, in the invention according to claim 5, the first interlocking member and the actuating member are rotatably held by a seat provided on the other side of the door, and the one handle and the other handle are provided. Is biased to one side in the indoor / outdoor direction, and the connecting member and the connecting member are formed with a long hole or groove in the indoor / outdoor direction, and the connecting member and the connecting member are connected to the first interlocking member. A pin provided on the member is inserted into the hole or groove and is rotatably connected to the first interlocking member, and the connecting member does not move when the one handle is pushed or pulled. The door lock handle device according to claim 4, wherein the connecting member does not move when the other handle is pushed or pulled.

  According to the fifth aspect of the present invention, the operation at the time of unlocking the door lock by one handle on the outdoor side or the indoor side of the door is not transmitted to the other handle, and the other handle moves. There is no. Further, the operation at the time of unlocking the door lock by the other handle is not transmitted to one handle, and one handle does not move.

  According to the handle device of the present invention, a mechanism for unlocking the door lock is provided on the other side of the door by one handle on the outdoor side or the indoor side of the door, thereby reducing the seat provided on one side of the door. be able to. Thereby, it is good-looking and can be set as the product excellent in the designability.

Hereinafter, the handle device of the present invention will be described in detail with reference to the drawings.
Here, a case where the handle device of the present invention is applied to, for example, an entrance door will be described. In the following description, when the door is closed, the indoor / outdoor direction is the front / rear direction, and the width direction of the door is the left / right direction.

FIG. 1 is a diagram illustrating a first embodiment of the handle device of the present invention, and is a front view of a state where the handle device is attached to a door as viewed from the outdoor side.
FIG. 2 is a schematic longitudinal sectional view of the latch lock in FIG. 1 as viewed from the front, and FIG. 3 is a perspective view showing the latch bolt.

The handle device 1 of the first embodiment is applied to a door 3 on which a latch lock 2 is provided.
The door 3 to which the handle device 1 of the first embodiment is attached is a hinged door type, for example, an open door that opens to the outdoor side (front side in FIG. 1). Specifically, the door 3 is rotatably attached to one end portion of a substantially rectangular door frame 4 via a hinge 5.

  The latch lock 2 of the first embodiment is a so-called reversible latch lock, and is provided in the door case side end of the door 3 and the lock case 6. The main part is provided with a latch bolt 8 that can protrude and retract from the door end side end surface 7 and a pair of upper and lower locking pieces 19 and 19 that prevent the latch bolt 8 from being reversed.

  The lock case 6 has a rectangular box shape, and is attached to a substantially central portion in the vertical direction of the door end side end portion of the door 3. Specifically, as shown in FIG. 2, the lock case 6 is embedded in the door 3, and a rectangular plate-shaped front plate 9 is superimposed on the door end side end surface 7 of the lock case 6. Then, an attachment screw 10 is screwed into the door end side end portion of the door 3 through the front plate 9, and the lock case 6 and the front plate 9 are fixed to the door 3.

  Through holes 11 and 12 through which the latch bolts 8 are passed are respectively formed in the door end side end surface 7 and the front plate 9 of the lock case 6.

  The latch bolt 8 has a substantially rhombus shape in plan view, protrudes in a triangular shape from the lock case 6, and enters the receiving hole 13 a of the receiving member 13 provided on the door-end side vertical frame 4 a of the door frame 4 (FIG. 7). . In a state where the latch bolt 8 enters the receiving hole 13a of the receiving member 13, the surface in the door closing direction is an inclined surface that inclines toward the hanging side as it goes to the indoor side, and the surface in the door opening direction is engaged along the left-right direction. It is considered a surface.

As shown in FIG. 3, protrusions 14 and 14 are integrally formed at the base end portion of the latch bolt 8 symmetrically in the vertical direction. Each protrusion 14 is formed with an engaging groove 14a along the left-right direction.
In addition, an inclined fitting recess 15 is formed at the center in the vertical direction of the base end portion of the latch bolt 8, and one end portion of the latch spring 17 is fitted through the cylindrical material 16.

The lock case 6 is provided with a spring receiver 18 having a U-shaped cross section so as to face the through hole 11 of the door end side end surface 7. A latch spring 17 is provided between the spring receiver 18 and the fitting recess 15 of the latch bolt 8. Is provided.
By the latch spring 17, the latch bolt 8 is always urged so that the tip end portion protrudes from the through hole 11 in the door end side end surface 7 of the lock case 6. The latch bolt 8 can be retracted toward the lock case 6 against the urging force.

  In the lock case 6, a pair of upper and lower locking pieces 19, 19 for preventing the latch bolt 8 from reversing in the closed state of the door 3 in which the latch bolt 8 has entered the receiving hole 13 a of the receiving member 13 are latch bolts. 8 is provided with 8 in between. Each locking piece 19 is pivotally supported by a pivot 20 between the front and rear wall surfaces of the lock case 6 at a substantially central portion thereof. Further, the engagement pieces 21, 21 are formed so as to protrude from the tip of each locking piece 19 so as to face each other. In addition, a helical spring 22 is provided on each pivot 20, and the locking piece 19 is urged so that the engagement piece 21 is always engaged with the engagement groove 14 a of the latch bolt 8. In this engaged state, the latch bolt 8 is prevented from being reversed.

  In addition, the connecting pieces 23, 23 are formed so as to protrude from each other at a substantially central portion of each locking piece 19, and the connecting pieces 23, 23 can be rotated together by a connecting pin 24. It is connected.

  An engaging portion 25 is formed at the base end portion of each locking piece 19 so as to extend toward the base end side. The engaging portion 25 is in contact with a part of a slider 26 (first slider 27, second slider 28) that moves up and down by an operating member described later.

  In this embodiment, each locking piece 19 swings by moving the first slider 27 downward, and each locking piece 19 swings by moving the second slider 28 upward. Yes. That is, the one locking piece 19 is swung in the direction in which the engagement piece 21 is disengaged from the engagement groove 14 a of the latch bolt 8, so that the other locking piece 19 is connected via the connecting pin 24. And the engagement piece 21 is also disengaged from the other engagement groove 14 a of the latch bolt 8. Thus, in the state where the engagement piece 21 of each locking piece 19 is disengaged from the engagement groove 14a of the latch bolt 8, inversion of the latch bolt 8 is allowed, and the latch bolt 8 is opened when the door of the door frame 4 is opened. It will reverse | invert by contacting the receiving material 13 provided in the front side vertical frame 4a, and it will be in the state which can be retracted in the lock case 6. FIG.

  As shown in FIG. 1, when the door is closed and the handle is not operated, the latch bolt 8 enters the receiving hole 13a of the receiving member 13 provided in the door-side vertical frame 4a of the door frame 4 (see FIG. 1). 7) The closed state of the door 3 is maintained by preventing the latch bolt 8 from being reversed by the locking piece 19.

4 is a longitudinal sectional view of the handle device of FIG. 1 as viewed from the door end side.
5 is a schematic cross-sectional view taken along line AA in FIG. 4, FIG. 6 is a schematic cross-sectional view taken along line BB in FIG. 4, and FIG. 7 is a schematic cross-sectional view taken along line CC in FIG. 8 is a schematic perspective view of the handle device of FIG. 1, FIG. 9 is a perspective view showing a support member, (a) is a view from the outdoor side, and (b) is a view from the indoor side. FIG.

The handle device 1 of the first embodiment is a so-called push-pull type handle device that unlocks the latch lock 2 by pushing or pulling handles 35 and 83 provided on the indoor side or the outdoor side of the door 3. The
First, the indoor handle device 1A will be described.

  The indoor handle device 1A includes a seat 31 fixed to the indoor side surface of the door 3, a support member 33 swingably provided on the seat 31, a handle 35 attached to the support member 33, and an operation of the handle 35. The main portion is provided with a first actuating member 37 for moving the slider 26 provided in the lock case 6.

The seat 31 has a substantially rectangular box shape that opens to the indoor side.
As shown in FIG. 4, in the seat 31, two accommodating portions 41, 41 surrounded by both side surfaces 31 a, 31 a of the seat 31 and a pair of upper and lower horizontal partition plates 39, 39 are separated vertically. An inner frame 43 is disposed in each of the accommodating portions 41.

  As shown in FIG. 8, the inner frame 43 is formed in a substantially rectangular box shape that is formed by bending a plate and opens to the indoor side, and its upper and lower surfaces 43a and 43b are on the indoor side from the left and right surfaces 43c and 43d. It extends to.

As shown in FIGS. 4 and 6, the inner frame 43 is disposed in the accommodating portion 41, and its outdoor side surface 43 e is in contact with the outdoor side surface of the seat 31, and is fixed to the seat 31 with screws 45.
Further, as shown in FIG. 8, the upper and lower surfaces 43 a and 43 b of the inner frame 43 are formed with a round hole 47 penetrating on the same straight line along the vertical direction, and the right side of the round hole 47. In addition, a long hole 49 that is long in the front-rear direction is formed so as to penetrate along the vertical direction.

In the first embodiment, the support member 33 is attached to the inner frame 43.
As shown in FIG. 9, the support member 33 includes two attachment portions 51 and 51 that are spaced apart from each other in the vertical direction, and a rod-like connection portion 53 that connects the attachment portions 51 and 51 to each other.

  The attachment portion 51 is a rectangular block body, and as shown in FIGS. 6 and 9, a groove 55 that opens to the indoor side along the vertical direction is formed in the indoor side end portion. In addition, the mounting portion 51 is formed with a substantially L-shaped concave portion 57 which is adjacent to the groove 55 and opens to the indoor side and opens to the suspending side.

  Two round holes 59 and 61 are formed in the end portion on the outdoor side of the mounting portion 51 so as to be separated from each other in the left-right direction and penetrate along the vertical direction. In addition, a groove 63 that opens to the outdoor side along the left-right direction is formed at the center in the vertical direction of the outdoor side end of the attachment portion 51.

  The connecting portion 53 has a bar shape with a rectangular cross section, and is provided so as to connect the substantially central portions of the attachment portions 51, 51 in the front-rear direction. The support member 33 according to the present embodiment has mounting portions 51 and 51 and a connecting portion 53 formed integrally, and is manufactured by casting, for example.

  As shown in FIGS. 4, 6, and 8, the support member 33 is inserted into the inner frames 43, 43 at the outdoor ends of the attachment portions 51, 51, respectively. Then, a shaft 65 is fitted along the vertical direction so as to pass through the round hole 47 of the inner frame 43 and one of the round holes 59 of the support member 33, and the support member 33 is rotatable about the shaft 65. 43.

  A torsion coil spring 67 is inserted through the shaft 65. One end of the spring 67 is in contact with the outdoor side surface 43e of the inner frame 43, and the other end is in contact with the mounting portion 51 of the support member 33. In FIG. It is energized counterclockwise (inside the room).

  As shown in FIGS. 6 and 8, a guide pin 69 is fitted in the other round hole 61 of the mounting portion 51 along the vertical direction through a long hole 49 of the inner frame 43. The guide pin 69 corresponds to the round hole 61 of the attachment portion 51, and moves together with the attachment portion 51 when the support member 33 rotates around the shaft 65. At this time, the guide pin 69 moves along the long hole 49 of the inner frame 43 and comes into contact with the indoor side end and the outdoor side end of the long hole 49, so that the support member 33 is in contact with the inner frame 43. The shaft 65 is restricted so as not to swing more than a certain range.

  The indoor handle 35 is a rectangular plate that is long in the vertical direction, and has a slightly curved shape. In the first embodiment, two plates 71 and 71 are attached to the handle 35 so as to be separated from each other in the vertical direction, and the handle 35 is attached to the support member 33 via the plates 71 and 71.

  As shown in FIG. 6, the plate 71 has one piece 71a that is brought into contact with the outdoor side surface of the handle 35 and fixed by a screw 72, and another piece 71b that extends from the edge of the one piece 71a to the outdoor side. The member is a substantially L-shaped member in plan view. In the plate 71, the other piece 71b is fitted into the concave portion 57 of the mounting portion 51 and fixed to the mounting portion 51 with a screw 73, and the indoor handle 35, the plate 71, and the support member 33 are integrated. The handle 35, the plate 71, and the support member 33 rotate integrally around the shaft 65 with respect to the seat 31.

  Further, as described above, the support member 33 is urged by the torsion coil spring 67 inserted through the shaft 65, and accordingly, the handle 35 also rotates around the shaft 65 in the counterclockwise direction (inner side) in FIG. Is being energized. The side surface 31a of the seat 31 and the partition plate 39 are appropriately formed with notches so that the plate 71 and the connecting portion 53 of the support member 33 do not come into contact when the handle 35 rotates about the shaft 65. ing.

  As shown in FIGS. 4, 7 and 8, the first actuating member 37 is a substantially U-shaped member in plan view formed by bending a plate, and the outdoor end portions of the open both end pieces 37 a and 37 b Extends downward. Further, of the open both end pieces 37a and 37b of the first actuating member 37, one end piece 37a further extends from the lower end portion to the outdoor side, and an insertion portion 37c is integrally formed.

  A shaft 75 held by the seat 31 along the left-right direction is fitted into the lower end of the open both end pieces 37a, 37b of the first actuating member 37 so as to be rotatable. 31 is rotatably held around a shaft 75.

  A torsion coil spring 77 is inserted through the shaft 75. One end of the spring 77 is in contact with the outdoor side surface of the seat 31, and the other end is in contact with the central piece 37d of the first operating member 37. The first operating member 37 in FIG. The shaft 75 is biased counterclockwise (inside the room).

  Thus, in the state where the first operating member 37 is provided on the seat 31, the central piece 37 d of the first operating member 37 is brought into contact with the middle of the connecting portion 53 of the support member 33 by the biasing force of the spring 77. Yes. Moreover, the insertion part 37c of the 1st action | operation member 37 is inserted between the 1st slider 27 and the 2nd slider 28 through the hole 6a of the lock case 6 (FIG. 2). And in the initial state where the handle | steering-wheel 35 is not operated, the insertion part 37c of the 1st action | operation member 37 is maintaining the attitude | position substantially horizontal.

Next, the outdoor handle device 1B will be described.
The outdoor handle device 1B is coupled to a seat 81 fixed to the outdoor surface of the door 3, a handle 83 provided on the seat 81, a connection member 85 attached to the handle 83, and the connection member 85. The main portion includes an operation mechanism 87 and a second operation member 89 that is connected to the operation mechanism 87 and moves the slider 26 as the handle 83 moves.

The seat 81 has a substantially rectangular box shape and is fixed in contact with the outdoor side surface of the door 3.
In the present embodiment, the two seats 81 are provided on the outdoor side surface of the door 3 so as to be separated from each other in the vertical direction. As shown in FIG. 4, a rod-shaped mounting column 91 is integrally provided on the outdoor seat 81, and the tip of the mounting column 91 opens to the indoor side and is threaded into a screw hole 91a. Is formed. Then, the mounting column 91 is inserted through the door 3 along the front-rear direction, the screw 93 is screwed from the indoor seat 31, and the indoor and outdoor seats 31, 81 are respectively connected to the indoor side surface of the door 3 and Fixed to the outdoor surface. In the first embodiment, the two outdoor seats 81 and 81 are arranged on the upper side and the lower side of the lock case 6, respectively.

  The handle 83 is a bar having a rectangular cross section, and is provided so as to bridge the seats 81 with the axis line arranged in the vertical direction.

The handle 83 is provided with two connecting members 85, 85 spaced apart from each other.
The connecting member 85 has a base portion 97 fixed to the handle 83 with a screw 95 and a column portion 99 having a rectangular cross section extending from the base portion 97 to the indoor side, and can be moved forward and backward along the front-rear direction with respect to the seat 81. Is plugged into. Further, the column portion 99 penetrates the door 3 along the front-rear direction, and the tip end portion of the column portion 99 is disposed so as to protrude toward the indoor side of the door 3.

  The operation mechanism 87 includes two first interlocking members 101 and 101 that are rotatably connected to the connection members 85, and a second interlocking member 103 that is rotatably connected to the first interlocking members 101 and 101. Have In this embodiment, the operating mechanism 87 having the first interlocking member 101 and the second interlocking member 103 is accommodated in the seat 31 on the indoor side.

The first interlocking member 101 is a substantially L-shaped member in side view.
Specifically, as shown in FIGS. 4, 5, and 8, the first interlocking member 101 includes a U-shaped portion 105 that opens downward, and open end pieces 105 a and 105 a of the U-shaped portion 105. It has a pair of left and right plate portions 107, 107 extending downward from each outdoor side end.

  The two first interlocking members 101, 101 are arranged in the indoor seat 31 so as to be spaced apart from each other in the vertical direction. Each first interlocking member 101 is rotatably fitted with a shaft 109 held on the seat 31 on the indoor side along the left-right direction at the upper end of the plate portion 107. Is held by a seat 31 on the indoor side so as to be rotatable around a shaft 109.

Further, the tip end portion of the column portion 99 of the connecting member 85 is inserted between the plate portions 107 and 107 of each first interlocking member 101, and the pin 111 is inserted along the left-right direction so that the first interlocking member 101 and The connecting member 85 is rotatably connected by a pin 111.
Thereby, the first interlocking member 101 rotates around the shaft 109 when the handle 83 is pulled in the outdoor direction.

As shown in FIGS. 4 and 8, the second interlocking member 103 is a plate that is elongated in the vertical direction, and its upper end is overlapped with one end piece 105 a of the U-shaped portion 105 of the upper first interlocking member 101. The lower end portion is overlapped with the one end piece 105 a of the U-shaped portion 105 of the lower first interlocking member 101.
Then, with the upper and lower end portions of the second interlocking member 103 superimposed on the U-shaped portion 105 of each first interlocking member 101, the pins 113 and 113 are inserted along the left and right directions, respectively. 101 and the second interlocking member 103 are rotatably connected by a pin 113.
As a result, the second interlocking member 103 operates in a downward direction in conjunction with the rotation of the first interlocking member 101 around the shaft 109 by the pulling operation of the handle 83.
The operation mechanism 87 of the first embodiment having such a configuration is a link mechanism having the first interlocking member 101 and the second interlocking member 103. The second interlocking member 103 is disposed along the vertical direction through the groove 55 of the attachment portion 51 of the support member 33.

  A torsion coil spring 115 is inserted through each shaft 109. One end of the spring 115 is in contact with a plate material 117 provided in the seat 31, and the other end is in contact with a pin 113. The first interlocking member 101 is moved around the axis 109 in FIG. It is energized clockwise. Due to the urging force of the spring 115, the plate portion 107 of the first interlocking member 101 is pulled in to the indoor side. As a result, the outdoor handle 83 is also urged to the indoor side via the connecting member 85. Further, in FIG. 4, the first interlocking member 101 is biased clockwise around the axis 109, so that the U-shaped portion 105 of the first interlocking member 101 is Along with this, the second interlocking member 103 connected to the first interlocking member 101 is also disposed in the upward position.

  The second operating member 89 is a substantially rectangular plate, and is disposed adjacent to the first operating member 37 in the left-right direction. The second operating member 89 is fitted with the shaft 75 held by the indoor seat 31 in the middle thereof so as to be rotatable along the left-right direction, and the second operating member 89 is installed in the indoor seat. 31 is rotatably held around a shaft 75. In the illustrated example, the second actuating member 89 is slightly bent at an intermediate portion thereof.

  As shown in FIGS. 4 and 8, the second actuating member 89 has its one end 89 a overlapped with a substantially central portion in the longitudinal direction of the second interlocking member 103 and is pivotally connected by a pin 121. Further, the other end 89 b of the second operating member 89 is inserted between the first slider 27 and the second slider 28 through the hole 6 b of the lock case 6. In this embodiment, the other end 89 b of the outdoor second operating member 89 and the insertion portion 37 c of the indoor first operating member 37 are spaced apart from each other between the first slider 27 and the second slider 28. Plugged in.

  As described above, when the handle 83 is not operated, the second interlocking member 103 is disposed at the upper position, and in this state, the second operation is performed with the one end 89a coupled to the second interlocking member 103. The other end 89b of the member 89 is maintained in a substantially horizontal posture.

In the first embodiment, in order to prevent the handle 83 from moving more than a certain amount during the pulling operation of the outdoor handle 83, as shown in FIGS. 123 is attached. The restricting member 123 is a U-shaped member formed by bending a plate, and is fitted into an intermediate portion of the column portion 99 of the connecting member 85 and fixed with a screw 125.
Thereby, when the handle 83 on the outdoor side is pulled, the regulating member 123 contacts the indoor side surface of the seat 81, thereby preventing the handle 83 from moving beyond a certain level.

  As shown in FIG. 7, when the door 3 is opened from the state in which the door 3 is closed and the latch bolt 8 of the latch lock 2 enters the receiving hole 13 a of the receiving member 13, the handle 83 is held to open the door from the outdoor side. Then just pull.

  By pulling the handle 83 on the outdoor side, the connection members 85, 85 fixed to the handle 83 move to the outdoor side, and accordingly, each of the first interlocking members 101 connected to the connection members 85 by the pins 111. The plate portion 107 is pulled outward, and the first interlocking member 101 rotates around the shaft 109 against the biasing force of the spring 115. In the first embodiment, each first interlocking member 101 rotates counterclockwise around the axis 109 in FIG.

  As a result, the U-shaped portion 105 of each first interlocking member 101 moves downward around the axis 109, and the second interlocking member 103 connected to the U-shaped portion 105 also moves downward. As the second interlocking member 103 moves downward, the second actuating member 89 connected to the second interlocking member 103 rotates counterclockwise around the shaft 75 in FIG. Moving upward, the second slider 28 in the lock case 6 is pushed upward.

  In FIG. 2, when the second slider 28 moves upward, the locking piece 19 swings and the engagement between the latch bolt 8 and the engagement piece 21 is released. As a result, the latch bolt 8 reverses by being brought into contact with the receiving member 13 by a force acting in the door opening direction, that is, in a state where it can be retracted into the lock case 6.

  By further pulling the handle 83 with the engagement released in this way, the latch bolt 8 abuts against the receiving member 13 and reverses, and the latch bolt 8 is further pushed into the suspension side by the receiving member 13. The door is retracted into the lock case 6 and can be opened.

When the hand is released from the handle 83 after the door is opened, the first interlocking member 101 is rotated by the urging force of the spring 115, and the connecting member 85, the handle 83, the second interlocking member 103, and the second actuating member 89 are moved. Return to the initial position.
In the first embodiment, a parallel link mechanism is formed on the handle 83 by the connecting member 85, the first interlocking member 101, and the second interlocking member 103, whereby the handle 83 has an axial direction along the vertical direction. It will move back and forth while staying.

When the door is opened from the indoor side, the indoor side handle 35 may be pushed to the outdoor side.
By pushing the indoor handle 35, the support member 33 integrated with the handle 35 rotates around the shaft 65 in FIG. 6. In the present embodiment, the handle 35 and the support member 33 rotate clockwise around the shaft 65 in FIG. As the support member 33 rotates, the connecting portion 53 of the support member 33 also moves to the outdoor side in FIG. As a result, the first actuating member 37 pivots clockwise around the shaft 75 in FIGS. 4 and 8, and the insertion portion 37 c moves downward to move the first slider 27 in the lock case 6. Press down. As the first slider 27 moves downward, the locking piece 19 swings and the engagement between the latch bolt 8 and the engagement piece 21 is released. In this released state, the handle 35 is pushed further into the outdoor space, so that the latch bolt 8 abuts against the receiving member 13 and reverses, and further retracts into the lock case 6 so that the door can be opened. .

In the present embodiment, the operation mechanism 87 connected to the outdoor handle 83 is accommodated in the indoor seat 31 so that the outdoor seat 81 can be made smaller. Therefore, for example, by reducing the width dimension (left-right dimension) of the seat 81, the seat 81 does not protrude from the handle 83 even when the handle 83 is thin.
Moreover, the protrusion amount of the seat 81 from the door surface (outside surface) can be reduced, and the product can be made extremely compact and excellent in design as a whole.

  FIG. 10 is a view showing Example 2 of the handle device of the present invention, and is a longitudinal sectional view of the state attached to the door as seen from the door end side. FIG. 11 is a partially enlarged view of FIG. 10, and FIG. 12 is a schematic perspective view of the handle device of FIG.

  Similar to the handle device 1 of the first embodiment, the handle device 1 of the second embodiment is applied to the door 3 provided with the latch lock 2 and pushes the handles 131 and 83 provided on the indoor side or the outdoor side of the door 3. Or it is set as what is called a push-pull-type handle apparatus which unlocks the latch lock 2 by pulling operation.

  First, the outdoor handle device 1B will be described. The outdoor handle device 1B basically has the same configuration as that of the first embodiment, and therefore, different portions will be mainly described and the same members will be denoted by the same reference numerals.

  The outdoor handle device 1B includes two seats 81, 81 fixed to the outdoor side surface of the door 3, a handle 83 provided so as to bridge the seats 81, 81, and a connecting member attached to the handle 83. 85, an operating mechanism 87 coupled to the connecting member 85, and a third operating member 133 coupled to the operating mechanism 87 and moving the slider 26 as the handle 83 is operated.

  As shown in FIGS. 10 and 11, the seat 81 is provided with a mounting column 91 as in the first embodiment. As shown in FIGS. 10 and 11, a screw 93 is screwed into the mounting column 91 from a seat 135 on the indoor side. The inner and outdoor seats 135 and 81 are fixed to the indoor side surface and the outdoor side surface of the door 3, respectively.

  As in the first embodiment, the handle 83 is provided with two connecting members 85, 85 spaced apart from each other. In the second embodiment, the column part 99 of the connecting member 85 is formed in a round bar shape, and both ends in the diameter direction are cut out in parallel at the tip part to form a flat surface. It is made into a shape.

  In addition, a long hole 99a that is long in the front-rear direction is formed at the tip of the column part 99 so as to penetrate in the left-right direction. The connecting member 85 is inserted into the seat 81 so as to be able to advance and retreat along the front-rear direction. The column part 99 penetrates the door 3 along the front-rear direction, and the tip part of the column part 99 is a chamber of the door 3. It is arranged to protrude inward.

  The operation mechanism 87 includes two first interlocking members 101 and 101 that are rotatably connected to the connection members 85, and a second interlocking member 103 that is rotatably connected to the first interlocking members 101 and 101. Have Also in the second embodiment, the operation mechanism 87 having the first interlocking member 101 and the second interlocking member 103 is accommodated in the indoor seat 135.

  As in the first embodiment, the first interlocking members 101 and 101 are held by the indoor seat 135 so as to be rotatable around the shaft 109. In the second embodiment, the pins 111 are inserted between the plate portions 107 and 107 in the state in which the tip portions of the column portions 99 of the connection members 85 are respectively inserted between the plate portions 107 and 107 of the first interlocking members 101. It fits so that it may pass along the long hole 99a of the connection member 85 along a direction. Thereby, the 1st interlocking member 101 and the connection member 85 are connected with the pin 111 so that rotation is possible.

  In the second embodiment, the left and right end portions 111a and 111b of the pin 111 protrude outward in the left and right direction from the plate portions 107 and 107 as shown in FIG. Further, the pin 111 is movable along the long hole 99a of the connection member 85.

  As shown in FIG. 10, the second interlocking member 103 of the second embodiment is a plate that is elongated in the vertical direction, and the plate surface is disposed in parallel with the door end side end surface of the door 3. Further, the upper and lower end portions 103a and 103b of the second interlocking member 103 extend perpendicularly to the indoor side. Furthermore, a substantially rectangular protruding portion 103 c is formed in the middle of the second interlocking member 103 so as to protrude toward the indoor side.

Similarly to the first embodiment, the upper and lower end portions 103a and 103b of the second interlocking member 103 are overlapped with the one end piece 105a of the U-shaped portion 105 of each first interlocking member 101, respectively, along the left-right direction. The pins 113 and 113 are inserted, and the first interlocking member 101 and the second interlocking member 103 are rotatably connected by the pin 113.
As a result, the second interlocking member 103 operates in a downward direction in conjunction with the rotation of the first interlocking member 101 around the shaft 109 by the pulling operation of the handle 83.

  Similarly to the first embodiment, the first interlocking member 101 is urged clockwise around the shaft 109 in FIGS. 10 and 11 by the torsion coil spring 115 inserted through each shaft 109.

  The third actuating member 133 is a substantially rectangular plate. A shaft 137 held on the indoor seat 135 is fitted in the middle of the third actuating member 133 so as to be rotatable along the left-right direction. The third actuating member 133 is pivoted on the indoor seat 135. 137 is rotatably held around 137. In the illustrated example, the third actuating member 133 is slightly bent at an intermediate portion thereof.

  Further, as shown in FIGS. 10, 11, and 12, the third actuating member 133 has one end portion 133 a superimposed on the protruding portion 103 c of the second interlocking member 103, and is rotatably connected by a pin 139. ing. The other end 133 b of the third actuating member 133 is inserted between the first slider 27 and the second slider 28 through the hole 6 a (6 b) of the lock case 6.

  When the handle 83 is not operated, the second interlocking member 103 is disposed in the upper position (the state shown in FIGS. 10 to 12) by the biasing force of the spring 115. The other end portion 133b of the third actuating member 133 to which the one end portion 133a is connected is maintained in a substantially horizontal posture.

  In the second embodiment, as in the first embodiment, in order to prevent the handle 83 from moving beyond a certain level during the pulling operation of the outdoor handle 83, as shown in FIGS. The restriction member 123 is attached to the column part 99. The restricting member 123 according to the second embodiment has a cylindrical shape, is fitted into the column portion 99 of the connection member 85, and is fixed with a screw 125 at an intermediate portion of the column portion 99. Thereby, when the handle 83 on the outdoor side is pulled, the regulating member 123 contacts the indoor side surface of the seat 81, thereby preventing the handle 83 from moving beyond a certain level.

  In the second embodiment, the cylindrical holding member 141 is fixed in the outdoor seat 81, and the column part 99 of the connecting member 85 is passed through the inner hole of the holding member 141. The holding member 141 is formed with a flange portion 141 a having a diameter increased outward in the radial direction. A coil spring 143 inserted through the column portion 99 is disposed between the brim portion 141 a of the holding member 141 and the regulating member 123. The coil spring 143 biases the regulating member 123 toward the indoor side, and accordingly, the outdoor handle 83 is biased toward the indoor side.

  Next, the indoor handle device 1A will be described.

  13 is a schematic DD sectional view of FIG. 10, FIG. 14 is an EE schematic sectional view of FIG. 10, and FIG. 15 is an FF schematic sectional view of FIG. FIG. 16 is a perspective view showing the seat cover, where (a) is a view seen from the outdoor side, and (b) is a view seen from the indoor side. Further, FIG. 17A is a schematic cross-sectional view taken along the line GG in FIG. 11, and FIG. 17B is a schematic cross-sectional view taken along the line H-H in FIG. 11.

  The indoor handle device 1 </ b> A includes a seat 135 fixed to the indoor side surface of the door 3, a handle 131 provided on the seat 135, and a connecting member 145 attached to the handle 131.

  The seat 135 has a substantially rectangular box shape that opens to the indoor side, like the indoor side seat 31 of the first embodiment. The handle 131 is a rectangular hollow bar, and is provided in a state where the axis is arranged in the vertical direction.

  As shown in FIGS. 11, 12, and 14, the connecting member 145 is a U-shaped block body that is open to the outdoor side, and in the second embodiment, two connecting members 145 and 145 are attached to the handle 131. It is provided separately in the vertical direction. Locking portions 147 and 147 are formed on the open both end pieces 145a and 145a of the connecting member 145 so as to protrude outward in the left-right direction. In addition, grooves 149 and 149 that open to the outdoor side are respectively formed in the open both end pieces 145a and 145a of the connecting member 145 at the center in the vertical direction of the outdoor side end along the left and right direction.

  The connecting member 145 is fixed to the handle 131 while being passed through the hole 155 of the seat cover 151. As shown in FIG. 16, the seat cover 151 is a substantially U-shaped member in plan view that opens to the outdoor side, and the outer dimensions in the left and right directions and the up and down directions correspond to the inner dimensions of the seat 135. Further, the upper and lower ends of the open end pieces 151a and 151a of the seat cover 151 protrude in a substantially trapezoidal shape that tapers toward the outdoor side in a side view, and further protrudes in a rectangular shape.

  A U-shaped groove 153 that opens to the outdoor side is formed along the left-right direction at the upper and lower ends of the open end pieces 151a, 151a of the seat cover 151. Further, rectangular holes 155 are formed in the upper and lower ends of the center piece 151b of the seat cover 151 so as to penetrate in the front-rear direction.

  As shown in FIGS. 11 and 16, circular recesses 157 are formed at positions above the holes 155 of the central piece 151 b of the seat cover 151 so as to be recessed toward the outdoor side. Further, as shown in FIG. 11 and FIG. 16, cylindrical recesses 159 are formed in the positions below the holes 155 of the central piece 151 b of the seat cover 151, respectively, and are recessed outward. A projecting portion 161 having a short columnar shape is formed on the bottom portion so as to protrude toward the indoor side.

  The connecting members 145 and 145 are vertically spaced between the open end pieces 151a and 151a of the seat cover 151, and the indoor side ends thereof are inserted into the holes 155 of the seat cover 151, and the open end pieces 145a. , 145a are engaged with the grooves 153 and 153 of the seat cover 151, respectively. In the second embodiment, as shown in FIG. 14, resin or metal plate materials 162 and 162 are disposed between the open end pieces 151 a and 151 a of the seat cover 151 and the connecting member 145, respectively. The connecting member 145 is easy to slide with respect to the seat cover 151.

  Each connecting member 145 is inserted into the hole 155 of the seat cover 151, the handle 131 is brought into contact with the center piece 145 b, and the handle 131 is fixed to the connecting member 145 by the screw 163.

In this manner, the connecting member 145 to which the seat cover 151 and the handle 131 are attached is inserted into the indoor seat 135, and the seat cover 151 is also fitted into the seat 135.
At this time, as shown in FIG. 14, the end portions of the plate portions 107 and 107 of the first interlocking member 101 and the column portion 99 of the connecting member 85 are disposed between the open both end pieces 145 a and 145 a of the connecting member 145. The end portions 111a and 111b of the pin 111 are disposed in the grooves 149 of the open both end pieces 145a and 145a of the connecting member 145. In the second embodiment, the connecting member 145 is disposed at the same height as the connecting member 85, and the connecting member 85 and the connecting member 145 are disposed along the front-rear direction.

  In the second embodiment, rectangular grooves (not shown) are formed on both side surfaces of the seat 135 along the front-rear direction, and the open end pieces 151a, 151a of the seat cover 151 are also along the front-rear direction. A rectangular groove 151c is formed. When the seat cover 151 is attached to the seat 135, the seat cover 151 is slid and fitted to the seat 135 so that the grooves overlap with each other, so that the seat cover 151 is automatically positioned and attached. It is done.

With the seat cover 151 fitted in the seat 135, screws (not shown) are screwed into the seat cover 151 from both side surfaces of the seat 135, and the seat cover 151 is fixed to the seat 135.
Thus, in a state in which the seat cover 151 is attached to the seat 135, the connecting member 145 is movable along the front-rear direction, but the locking portion 147 is the indoor side end of the groove 153 of the seat cover 151. By abutting on the part, a certain amount of movement toward the room is restricted.

  In the second embodiment, a cylindrical elastic material 165 is fitted into the recess 157 of the seat cover 151, and the elastic material 165 protrudes indoors. Thus, when the handle 131 is operated, the handle 131 hits the elastic member 165 without hitting the seat 135 or the seat cover 151, thereby functioning as a cushioning material and reducing the collision sound. Note that various rubbers and foams can be used for the elastic member 165.

  In the second embodiment, one end of the coil spring 167 is fitted into the short columnar protrusion 161 of the seat cover 151. The other end of the spring 167 is fitted into a cylindrical body 169 that is fixed to the handle 131 and opens to the outdoor side, and the spring 167 biases the handle 131 toward the indoor side.

  In the handle device of the second embodiment having such a configuration, the pin 111 is in contact with the indoor side end portion of the elongated hole 99a of the connection member 85 in a state where the handles 131 and 83 are not operated.

  As shown in FIG. 15, when the door 3 is opened from the state in which the door 3 is closed and the latch bolt 8 of the latch lock 2 enters the receiving hole 13 a of the receiving member 13, the handle 83 is held to open from the outdoor side. Then just pull.

  By pulling the handle 83 on the outdoor side, the connection members 85, 85 fixed to the handle 83 move to the outdoor side, and accordingly, each of the first interlocking members 101 connected to the connection members 85 by the pins 111. The plate portion 107 is pulled outward, and the first interlocking member 101 rotates around the shaft 109 against the biasing force of the spring 115. In the second embodiment, each first interlocking member 101 rotates counterclockwise around the shaft 109 in FIGS. 10 and 11. At this time, the pin 111 moves along the groove 149 of the indoor side connecting member 145, so that the indoor side connecting member 145 and the handle 131 do not move.

  Then, as the first interlocking member 101 rotates, the U-shaped part 105 of each first interlocking member 101 moves downward around the shaft 109 and is connected to the U-shaped part 105. The member 103 also moves downward. As the second interlocking member 103 moves downward, the third actuating member 133 connected to the second interlocking member 103 rotates counterclockwise around the shaft 137 in FIGS. 10 and 11, and the other end. The part 133b moves upward and pushes up the second slider 28 in the lock case 6 upward.

  As a result, as in the first embodiment, the locking piece 19 swings, the engagement between the latch bolt 8 and the engagement piece 21 is released, and the handle 83 is released in this state. Is further pulled, the latch bolt 8 comes into contact with the receiving member 13 and reverses, and the latch bolt 8 is pushed into the suspension base side by the receiving member 13 and retracts into the lock case 6 to allow the door to be opened. .

  When the hand is released from the handle 83 after the door is opened, the first interlocking member 101 is rotated by the urging force of the spring 115 and the spring 143, and the connecting member 85, the handle 83, the second interlocking member 103, and the third operation. The member 133 returns to the state shown in FIGS.

  In the state where the door 3 is closed, when the door is opened from the indoor side, the indoor-side handle 131 may be pushed into the outdoor side. By pushing the indoor handle 131, the connecting member 145 fixed to the handle 131 moves to the outdoor side. Along with this, the pin 111 in which both end portions 111a and 111b are disposed in the groove 149 of the connecting member 145 is pushed to the outdoor side, and the plate portion 107 of each first interlocking member 101 provided with the pin 111 is connected to the outdoor side. Is pushed into. As a result, the first interlocking member 101 rotates around the shaft 109 against the urging force of the spring 115. In the second embodiment, each first interlocking member 101 rotates counterclockwise around the shaft 109 in FIGS. 10 and 11. At this time, the pin 111 moves along the long hole 99a of the outdoor connection member 85, so that the outdoor connection member 85 and the handle 83 do not move.

  As the first interlocking member 101 rotates, the U-shaped portion 105 of each first interlocking member 101 moves downward around the shaft 109 and is connected to the U-shaped portion 105. Also move downward. As the second interlocking member 103 moves downward, the third actuating member 133 connected to the second interlocking member 103 rotates counterclockwise around the shaft 137 in FIGS. 10 and 11, and the other end. The part 133b moves upward and pushes up the second slider 28 in the lock case 6 upward.

  As a result, the locking piece 19 swings, the engagement between the latch bolt 8 and the engagement piece 21 is released, and the latch 131 is further pushed by pushing the handle 131 in a state where the engagement is released in this way. 8 is brought into contact with the receiving member 13 and inverted, and the latch bolt 8 is pushed into the suspension base side by the receiving member 13 and is retracted into the lock case 6 so that the door can be opened.

When the hand is released from the handle 131 after the door is opened, the first interlocking member 101 is rotated by the urging force of the spring 115 and the spring 167, and the connecting member 145, the handle 131, the second interlocking member 103, and the third operation. The member 133 returns to the initial position.
Further, in the second embodiment, a parallel link mechanism is formed on the handle 131 by the connecting member 145, the first interlocking member 101, and the second interlocking member 103, so that the handle 131 can be moved back and forth while maintaining a vertical state. Will be moved to.

In the second embodiment, similarly to the first embodiment, the operation mechanism 87 for the outdoor handle 83 is provided in the indoor seat 135, so that the outdoor seat 81 can be made smaller. .
In the second embodiment, the connecting member 145 of the indoor handle device 1A is connected to the operating mechanism 87 of the outdoor handle device 1B, and the operating mechanism 87 and the third operating member 135 are connected to the outdoor handle. By being used in common for both the operation 83 and the operation of the indoor handle 131, the number of parts can be reduced and a compact configuration can be achieved. Moreover, in the second embodiment, the number of components can be further reduced by using the pin 111 for operating the operation mechanism 87 in common.

The handle device of the present invention is not limited to the configuration of each embodiment described above, and can be changed as appropriate.
For example, in each of the above-described embodiments, a so-called reversible latch lock is used as the latch lock. However, a structure that does not reverse and has a structure in which the latch bolt is retracted directly as the operating member moves is used. Also good. In each of the above embodiments, the outdoor seat is configured to be small, but the indoor seat may be small. That is, in each of the embodiments described above, the side on which the handle 83 is provided is the outdoor side, but on the contrary, the side on which the handle 83 is provided may be the indoor side.

  Furthermore, in each said Example, although two seats were provided in the outdoor side surface of the door, it is good also as one elongate seat. Further, the configuration of the operation mechanism can be changed as appropriate. For example, in each of the embodiments described above, two first interlocking members and one second interlocking member are used. However, the number of interlocking members can be increased or decreased, and the shape may be changed. Moreover, in each said Example, although a 1st interlocking member and an operation member are hold | maintained at the seat, you may make it hold | maintain to a door or another member so that rotation is possible.

It is a figure which shows Example 1 of the handle apparatus of this invention, and is the front view which looked at the state attached to the door from the outdoor side. It is a schematic longitudinal cross-sectional view of the front view of the latch lock in FIG. It is a perspective view which shows the latch bolt of FIG. It is the longitudinal cross-sectional view which looked at the handle apparatus of FIG. 1 from the door-end side. It is AA schematic sectional drawing of FIG. FIG. 5 is a schematic cross-sectional view taken along the line BB in FIG. 4. It is CC schematic sectional drawing of FIG. It is a schematic perspective view of the handle apparatus of FIG. It is a perspective view which shows a supporting member, (a) is the figure seen from the outdoor side, (b) is the figure seen from the indoor side. It is a figure which shows Example 2 of the handle apparatus of this invention, and is the longitudinal cross-sectional view which looked at the state attached to the door from the door-end side. FIG. 11 is a partially enlarged view of FIG. 10. It is a schematic perspective view of the handle apparatus of FIG. It is DD schematic sectional drawing of FIG. It is EE schematic sectional drawing of FIG. It is FF schematic sectional drawing of FIG. It is the perspective view which shows a seat cover, (a) is the figure seen from the outdoor side, (b) is the figure seen from the indoor side. (A) is a GG schematic sectional drawing of FIG. 11, (b) is a HH schematic sectional drawing of FIG. 11, and has each shown only a part of indoor side.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Handle apparatus 2 Latch lock 3 Door 8 Latch bolt 31 Seat 35 Handle 81 Seat 83 Handle 85 Connection member 87 Operation mechanism 89 Second action member 101 First interlocking member 103 Second interlocking member 133 Third action member 145 Connection member 131 Handle 135 seats

Claims (5)

A handle device used with a door lock provided with a latch bolt that can be moved forward and backward and biased in a protruding direction,
A connection member that is attached to one of the doors on the indoor side or the outdoor side of the door and extends to the other, and
An actuating member for retracting the latch bolt or switching to a retractable state;
The connecting member and the actuating member are connected to each other inside the door or the other side of the door, and the latch member is moved backward by operating the actuating member by pushing or pulling the one handle, or in a retractable state. A door lock handle device comprising: an operation mechanism for switching. The operating member is inserted into the lock case of the door lock from the other side of the door,
The said operation mechanism moves the member connected with the said operation member up and down with the movement of the said connection member in the indoor / outdoor direction by pushing or pulling operation of the said one handle. Handle device for door locks. The operating mechanism is
A first interlocking member that is rotatably held in the door or the other side of the door and is rotatably connected to the connection member;
The door lock according to claim 1, further comprising: a second interlocking member that is rotatably connected to the first interlocking member and that is rotatably connected to the operating member. Handle device. A connecting member is provided on the other handle of the indoor side or the outdoor side of the door,
The connecting member is connected to the operation mechanism,
The door lock handle device according to claim 3, wherein the operating mechanism operates the operating member by pushing or pulling the other handle to retract the latch bolt or switch to a retractable state. . The first interlocking member and the actuating member are rotatably held in a seat provided on the other side of the door,
The one handle and the other handle are biased toward one side in the indoor / outdoor direction,
The connecting member and the connecting member are formed with long holes or grooves in the indoor / outdoor direction,
The connecting member and the connecting member are rotatably connected to the first interlocking member by inserting a pin provided in the first interlocking member into the hole or groove,
5. The connecting member does not move when the one handle is pushed or pulled, and the connecting member does not move when the other handle is pushed or pulled. The door lock handle device described.

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