JP2002047841A - Door locking device, and method and jig for mounting the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To attach and detach a side lock to and from a door irrespective of an upper side rod and a lower side rod of a cremorne lock body in a locking device for the door having the cremorne lock body and the side lock. SOLUTION: An interlocking body 46 communicating with sliders 22, 23 in the cremorne lock body and vertically moved by the sliders is fitted to a connecting member 34. A connecting block 32 is fitted to the interlocking body 46 through a connecting bar 59. A side lock 3 having a side lock rod 9 has an engaging piece engaged with the connecting block 32 when inserted in the door 1. The upper side and lower side rods 7, 8 of the cremorne lock body are formed independently of the connecting block 32 and projected and retreated from the upper and lower end faces of the door by the sliders.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door locking device, and more particularly to a door locking device provided with a so-called glemon lock for a door and a side lock interlocked with the glemon lock.

[0002]

2. Description of the Related Art Gremon tablets are known in which a rod extending to an upper end of a door and a rod extending to a lower end are screwed to a slider in a main body of the glemon tablet, and the slider is driven by a handle operation to move the upper and lower doors. Each of the rods is protruded and retracted from the end face, and the locking rod is protruded and retracted from the free end face of the door so as to be locked. Also, when the door is large, it may not be sufficient to lock the door frame with only the upper and lower rods provided at the upper and lower ends of the door, and a side lock rod that is further interlocked with the rod is provided on the free end face side of the door. It is known to be provided and locked to a door frame.

[0003] As described above, the tips of the upper and lower rods are opposed to the ceiling or the floor, so that if the respective rods are to be pulled upward or downward with the door suspended, the tips will be at the ceiling or floor. It cannot be removed by hitting the floor. Therefore, when it is necessary to remove the rod from the slider in order to repair a component in the side lock having the glemon lock body or the side lock rod, the door must be removed from the door frame so that the tip of the rod does not hit the ceiling or the like. It has to be removed, which is very troublesome, and in some cases, repair and the like may be difficult.

[0004] In view of such circumstances, a device that allows the main body of the gremone lock to be removed from the door without removing the rod from the door is disclosed in Japanese Utility Model Publication No. 3-21415 and Japanese Utility Model Publication No. 8-52.
No. 60, Utility Model Registration No. 2598282 and the like. A device capable of removing a side lock (auxiliary lock) is described in Japanese Utility Model Publication No. 7-20302.

More specifically, Japanese Utility Model Publication No. 7-20302 discloses that, as shown in FIG. 13 and FIG. 14, a lock piece of a lock is projected by operating a handle provided on at least one side of a single-door. A locking device that locks and locks the upper rod and the lower rod with the metal fitting of the door frame while sliding the upper rod and the lower rod in the separating direction; An auxiliary lock is fitted in an appropriate position on the frame and removably attached thereto, and a first engaging portion provided with an operating body of a lock piece retracting mechanism of the auxiliary lock and a second engaging portion provided on the rod are provided. Locking device characterized by being fitted and engaged ". Further, a configuration is described in which a nut screwed to the rod is used as the second engagement portion, and a bifurcated piece into which the outer periphery of the nut is fitted is used as the first engagement portion.

[0006] The locking device having the above-mentioned known auxiliary lock is
Utilizing the upper rod and the lower rod, which are moved up and down by the handle operation and engaged with the locking fitting of the door frame,
Since these rods are provided with a second engaging portion directly, and the working body of the lock piece retracting mechanism of the auxiliary lock is directly connected to the second engaging portion, there are various problems as described below.

First, the auxiliary lock is directly connected to upper and lower rods for locking the door, which extend from the glemon lock main body to the upper and lower end surfaces of the door. Since the rod is provided at the back of the glemon tablet main body, in order to connect the auxiliary lock to the upper and lower rods located at the back, the depth of the lock main body must be formed deep, and a large configuration as a whole become.

Further, as described above, in a door requiring an auxiliary lock, the length of the upper and lower rods is relatively long. In order to fit the engaging portion, the first engaging portion of the auxiliary lock must be fitted to the second engaging portion provided in the middle of the rod so as to press the first engaging portion. When such bending occurs, the vertical movement of the rod becomes uncertain. Therefore, the rod is formed thick, or a frame having an insertion hole is formed to guide the rod as shown in FIG. 14, and the rod is passed through the insertion hole and held so as not to move in the horizontal direction. Must.

Further, as shown in FIG. 14, the second engaging portion is constituted by a nut screwed to the rod, and this nut is positioned between the frames having the rod insertion holes. However, since this nut is formed larger than the above-mentioned insertion hole for penetrating the rod, the upper and lower rods and frames etc. into which the above-mentioned nut is screwed are used when assembling the door. Must be installed in the door before sealing, and the mounting work was very troublesome. Therefore, after assembling the door, the upper and lower rods cannot be taken out unless the door end plate is broken and removed, so that if the rod is bent or needs to be replaced for some reason, it can be substantially replaced. Did not.

Generally, the upper and lower rods and the lock pieces of the auxiliary lock are engaged with the metal fittings of the door frame so as to protrude from the door and pull the door when the handle is operated. When the lock pieces are simultaneously engaged with the door frame, the handle operation becomes heavy.

[0011]

The problem to be solved by the present invention is as follows.
As described above, in a door locking device having an upper rod and a lower rod protruding and retracting on the upper and lower end surfaces of the door by operating the handle, the upper and lower rods are interlocked with the handle operation without using these upper and lower rods. It is an object of the present invention to provide a door locking device provided with a side lock having a side locking rod which is protruded and retracted.

Another object of the present invention is to provide an apparatus for locking a door having a glemon lock main body and a side lock, which can be operated by a light handle operation.

A further object of the present invention is to provide a door locking device having a glemon lock body and a side lock, which can be easily mounted in the door after the door is assembled, and the upper rod and the lower rod can be replaced. It is an object of the present invention to provide a method of mounting a door locking device.

Still another object of the present invention is to provide a mounting jig in the above-mentioned method for mounting a door locking device, wherein the positioning operation of the connecting block is facilitated and the mounting operation is further facilitated. is there.

[0015]

In order to solve the problems of the above-mentioned known device, members other than the upper and lower rods of the above-mentioned glemon tablet main body are provided, and a side lock is connected to this separate member. do it. That is, according to the present invention,
A door in which the lock rod in the glemon lock main body is protruded and retracted from the free end surface of the door by operating the handle, and the slider is vertically moved up and down so that the upper rod and the lower rod connected to the slider are protruded and retracted from the upper and lower end surfaces of the door. In the locking device, a connecting member is fixed in a door at the upper and lower ends of the glemon tablet main body, and an interlocking member is slidably provided on the connecting member so as to move up and down in contact with the slider. The upper rod and the lower rod extending from the glemon tablet main body to the upper and lower end surfaces of the door are attached, and a holding frame is provided in the door, and a connecting block is vertically movably inserted into the holding frame and the connection is performed. The block and the interlocking body are connected by a connecting rod to form a side lock that has a side lock rod that can be retracted and that can be inserted into the door from the free end side of the door, and the side lock is inserted into the door. In this case, there is provided a door locking device, characterized in that an engaging portion that can be fitted to the drive unit and the connection block is provided so that the drive unit that drives the side locking rod is connected to the connection block. The problem is solved.

Further, according to the present invention, there is provided the door locking device in which a driving mechanism of the side locking rod is provided with a time difference mechanism for transmitting the movement of the connecting block to the side locking rod with delay.
The operation of the handle of the glemon tablet body is reduced.

Further, according to the present invention, a connecting member having an interlocking member communicating with a slider through an opening provided in a free end surface of the door and a holding frame are inserted into the door and attached. The upper rod and the lower rod are inserted from the holes provided, and their ends are attached to the interlocking body. The connecting rod and the connecting block are connected and inserted through the holes provided on the upper and lower end surfaces of the door, and the connecting rod is interlocked with the interlock. Attaching to the body, attaching the side lock to the door in a state where the side lock is inserted from the free end face side of the door and the engaging portion formed on the driving portion of the side lock rod is engaged with the engaging portion of the connection block. The above object is solved by providing a method of attaching a door locking device, which comprises the steps of:

Further, according to the present invention, in the above-mentioned mounting method, a jig main body which can be inserted by being inserted into a side lock insertion opening formed on a free end surface of the door, and an insertion end of the jig main body. Provided is a mounting jig provided with an elastic holding piece provided for holding the outer peripheral surface of the connection block, and the elastic holding piece of the mounting jig is elastically attached to a flat positioning portion formed on the connection block. A mounting jig is provided in which the mounting position of the connecting block is positioned when engaged, and the above-mentioned problem is solved.

[0019]

1 and 2 show an embodiment of the present invention. In the drawings, a door (1) is provided with a gremone lock body (2) and a side lock (3). By operating the handle (4), the glemon lock main body (2) protrudes and retracts to the free end face side of the door and locks with a metal fitting of the door frame (5). It has an upper rod (7) and a lower rod (8) that protrude and retract from the end face side and are engaged with the metal fittings of the door frame (5). In addition, the side lock (3)
Has a side locking rod (9) that protrudes and retracts on the free end surface side of the door in conjunction with the glemon lock body. Note that the upper rod (7) and the lower rod (8) may not use either one.

The glemon tablet body (2) and the side lock (3) can be variously constructed. FIG. 3 shows an embodiment of the gremone tablet body, in which a lock box (11) inserted into the door through an opening (10) formed in the free end surface of the door (1) includes:
Three arms (1) rotated on the axis (12) of the handle (4)
There are 3), (14) and (15). Pins (16), (17), (18) provided on each arm
Is a slot (19) formed in the lock rod (6) and a first slider.
(22) and the second hole (2) formed in the second slider (23), respectively.
0) and (21). When the handle (4) is rotated, the locking rod (6) passes through the arm, the pin and the long hole.
The first slider (22) and the second slider (23) move up and down in the figure, and communicate with the upper and lower rods (7) as described later. ), (8) is moved up and down.

FIG. 4 shows an embodiment of the side lock (3).
Is shown in The lock box (24) of the side lock is inserted into the door through an opening (25) formed in the free end face of the door, and the side lock rod (9) is provided so as to protrude and retract on the free end face side. . The drive unit for driving the side lock rod (9) can be variously configured.
A lever (26) is pivotably pivoted in the inside, and an engagement piece (2) having an arcuate outer periphery is protruded from one end of the lever (26) from the lock box (24).
7) is formed, and an operation piece (28) is formed at the other end extending into the lock box, and the operation piece (28) is inserted into an engagement groove (29) formed in the side lock rod (9). It is. Then, by swinging the lever (26), the action piece (28) is brought into contact with the side wall of the engagement groove (29) to drive the side lock rod (9) toward the free end of the door. is there. The lever (26) is urged in the counterclockwise direction in the figure by a spring (30), and the side lock (9) is urged by a spring (31) toward a retracted position and a protruding position, respectively. I have.

The swinging movement of the lever (26) is caused by the movement of the connecting block (32) being transmitted to the engaging piece (27) as described later, thereby driving the side locking rod. However, this drive unit is provided with an appropriate time difference mechanism so as to transmit the movement of the connection block to the side lock rod with a delay. In the figure, the width of the action piece (28) is adjusted so that the action piece (28) does not immediately contact the side wall of the engagement groove (29).
Is formed so as to be narrower than the width of the lever, so that the lever (26) rotates a little, and then the action piece (28) hits the side wall of the engagement groove (29) to move the side locking rod (9). However, a member such as a link mechanism having an appropriate time difference action may be incorporated between the connecting block and the side locking rod.

As shown in FIG. 4, an oblique contact surface (33) is formed on the open end of one side wall of the engagement groove (29) of the side lock rod (9).
When the side locking rod (9) is in the protruding position, the action piece (28) of the lever (26) hits the corresponding contact surface (33) and the side locking rod (9) is They are not pushed back into the door from outside. When the side lock rod projects, the tip of the side lock rod engages with a metal fitting provided on the door frame to draw the door (not shown).

A connecting member (34) is fixed in the doors on the upper and lower ends of the lock box (11) of the glemon tablet body. As shown in FIG. 3, the connecting member (34) is fixed to a mounting piece (35) formed in the opening (10) of the door with a screw (36), and the connecting member (34)
An inner front plate (38) of the lock box (11) is screwed to a front surface of the lock box (11) with screws (37), and an outer front plate (39) is fixed to the inner front plate (38) with screws (40).

As shown in FIG. 5, the connecting member (34)
Receiving grooves (41), (42) and engaging edge
(43), (44), and a set screw (45) inserted from the front side to the rear side is screwed. The set screw (45) is provided so as to be able to advance and retreat in the front-rear direction so that the rear end can be protruded from the rear side by being operated by a driver from the front.

An interlocking body (46) is slidably attached to the connecting member (34) so as to move up and down in contact with the slider. The interlock (46) is shown in FIGS.
Although it is constituted by the hook part (47) and the double socket part (48) connected to the hook part, it may be constituted integrally. In the figure, the hook (47) is connected to the connecting member (3
An engaging edge (49) and a receiving groove (50) slidably engaged with the receiving groove (41) and the engaging edge (43) of 4) are formed, and an edge of the engaging edge (49) is formed.
Lock box until (51) hits stopper (52) of connecting member (34)
(11) can be approached. At this position, the set screw (45) is screwed in, moved toward the rear side, and its tip is inserted into the receiving hole (53) formed in the hook, so that the hook (47) is moved to the stop position. Can be fixed. If the tip of the set screw (45) is pulled out of the receiving hole (53), the hook can be moved to the upper end surface side or the lower end surface side of the door.

If the side lock (3) is not used, the upper and lower rods (7),
A screw hole (54) is formed so that (8) can be screwed directly. A hook (56) is formed on the inner side so as to extend into a lock box opening (55) formed at the upper and lower corners on the rear side of the lock box (11). 56) opens toward the free end face of the door, and as shown in the figure, the lock box (11)
When it is inserted into the door, it engages with the locking rod (57) provided in the width direction of the first slider (22) and the second slider (23). It should be noted that instead of the configuration of the hook and the retaining rod, a pin and a hole engaging in the front-rear direction may be provided, a flange and a locking groove may be provided, or other appropriate attachment / detachment structure may be used.

The double socket portion (48) is connected so as to be integral with the hook portion (47), and has a screw hole (58) for mounting the upper and lower rods (7) and (8). It has a screw hole (60) for screwing a connecting rod (59), which will be described later, and a groove (62) that fits into a rib (61) of the hook part (47).
If you do not use the upper or lower rod,
The socket portion and the hook portion may be connected with the holding bolt (63). When the rod is mounted, it may be connected with a fastening nut (not shown) screwed to the rod. Further, the connection may be performed by using a separately provided mounting screw or the like, or may be performed by providing an appropriate fitting portion.

Incidentally, the lock box (1) of the above-mentioned glemon tablet main body (2).
1) is the connecting member (34) with the screw (37) as described above.
, But is also connected to the connecting member by a guide piece (64). That is, as shown in FIG. 5, the receiving groove (42) and the engaging edge (4) formed in the inner portion of the connecting member (34).
A guide piece (64) having an engagement edge (65) and a receiving groove (66) slidably engaged with 4) is screwed (67) to the upper end and the lower end of the lock box (11). It is. If the lock box is inserted into the door so that the guide piece (64) is engaged with the connecting member (34), the attaching / detaching operation is easy, and the operation is stable even after mounting. In addition,
The upper and lower ends of the lock box may be directly slid and fitted into the inside of the connecting member without using the guide piece.

The side lock (3) is connected to the door (1).
The holding frame (69) is fixed to the mounting piece (68) formed in the opening (25) on the free end face of the holding frame (69) with the screw (70),
It is attached by screwing (72) the inside front plate (71) of the side lock. An outer front plate (73) is attached to the inner front plate (71) with screws (74).

The holding frame (69) is formed in a substantially U-shape so as to accommodate the lock box (24) of the side lock, and has a hole so that the connecting block (32) can be vertically penetrated.
(75), (75), and a raised portion (76) is formed at the rear portion to guide the side surface of the connection block (32).

The connecting block (32) is formed in a substantially columnar shape (round bar shape), and the engaging portion is formed such that the engaging portion formed on the driving portion of the side locking rod (9) is detachably engaged. It is formed in the middle. In the embodiment shown in FIG. 4, the driving portion on the side lock lever side is the engaging piece (27) formed at one end of the lever (26) as described above, and the connecting block (27) is correspondingly provided. A receiving groove (77) into which the above-mentioned engaging piece (27) can be fitted is provided as the engaging portion of (32), but these engaging portions can have other appropriate configurations.

As described above, the connecting block (32) is connected to the interlock (46) by the connecting rod (59). The connecting rod (59) controls the movement of the interlock (46) by using a connecting block (32).
Since it does not need the strength to lock the door like the upper or lower rods (7) and (8), it can be formed thin. If desired, it may be formed integrally with the connecting block.

With the above structure, when the interlocking body (46) moves up and down by the sliders (22) and (23), the lever (26) rotates through the connecting rod (59) and the connecting block (32). As a result, the side locking rod (9) can be protruded and retracted to the free end face side of the door.

In order to attach the above-mentioned glemon tablet body and side lock to the door, the following may be performed. Referring to FIG. 7, the connecting member (34) and the holding frame (69) are inserted into the door from the openings (10) and (25) provided on the free end surface of the door (1), and the openings are inserted into the respective openings. Attach the mounting pieces (35) and (68) to the screws (36),
Fix each with (70) (FIG. (A)). At this time, the interlocking body (46) is attached to the connecting member (34).

Next, holes provided on the upper and lower end surfaces of the door (1)
From (78), the upper rod (7) and the lower rod (8) are inserted into the door, and their ends are screwed to the interlock (46). Further, a connecting rod (59) is connected to one end of the connecting block (32), and an operating rod (79) is connected to the other end, and this is inserted through holes (80) provided in the upper and lower end surfaces of the door. The holding frame (69)
And screwed to the interlocking body (46) (FIG. 7B).

Then, the glemon tablet main body (2) is inserted from the opening (10) and fixed to the front surface of the connecting member (34) with the screw (37). Further, the side lock (3) is inserted through the opening (25) and fixed to the front surface of the holding frame (67) with the screw (72).

Thereafter, the operating rod (79) is connected to the connecting block (3).
Remove from 2) (Fig. (D)). An engagement groove (81) is provided at an end of the connection block (32), and an appropriate operation tool (not shown) such as a long screwdriver is used to connect the connection rod via the connection block (32). If the (59) is screwed to the interlock (46), the operating rod (79) need not be used.

The mounting position of the connecting block can be determined by a mounting jig so that the engaging portion between the connecting block (32) and the side lock (3) can be easily engaged in the holding frame. It is like that. 8 to 1
Reference numeral 0 denotes an embodiment of the mounting jig. In the drawing, a part of the outer peripheral surface of the round bar-shaped connecting block (32) is provided with the receiving groove (7).
A flat regulating surface (82), (8) that extends along the opening direction of (7)
Steps (83) and (83) are formed in the upper and lower portions of the regulating surface (82).

As shown in FIG. 8, the mounting jig (84) has an opening for inserting a side lock (3) formed on the free end surface of the door.
(25) and the jig body (8
5) and an elastic holding piece (86) provided at the insertion end of the jig body (85) and holding the outer periphery of the connection block (32). The tip (87) of the elastic holding piece (86) is
(32) so that it can be easily inserted into the connecting block (32).
It is formed to have a length that penetrates between the upper and lower steps (83) of (2). The jig body (85) has a handle (88) and flanges (89), (89).

In order to use the mounting jig (84), FIG.
Connecting block (32) with connecting rod (59) as shown in
Through the holding frame (69) from the upper and lower end sides of the door and screw the tip of the connecting rod (59) into the interlocking body (46). The tool (84) is inserted, and the outer periphery of the connection block (32) is sandwiched between the elastic holding pieces (86). This state is shown in FIG. 10, and the holding piece (86)
Is only in contact with the arc-shaped outer periphery of the connecting block (32), so that the connecting rod (59) is rotated and the tip thereof is moved to the interlocking body (46).
The connection block (32) can be lightly rotated without stopping the rotation of the connection block (32).

When the connecting rod (59) is gradually screwed in, the holding piece (86) goes beyond the one step (83) of the regulating surface (82) so as to correspond to the positioning portion. In this state, the clamping piece (8
Even if 6) faces the regulation surface (82), one end in the up-down direction contacts the arc-shaped outer periphery of the connection block (32), and the holding piece remains wide, so rotate the connection block (32). (FIG. 11).

Further, the connecting rod is screwed into the connecting block (3
When the entire clamping piece (86) corresponds between the step portions (83) and (83) of the regulating surface (82) of (2), the clamping piece (86) elastically contacts the regulating surface (82). Pinch. At this time, the holding piece (86) makes a clicking sound by the elastic action and comes into contact with the regulating surface (82) so that the worker can immediately know the state. In this state, since the sandwiching piece clamps the flat regulating surface of the connecting block, the connecting block cannot be further rotated, or cannot be rotated lightly as before, and the regulating surface ( The receiving groove (77) corresponding to (82) faces the free end surface side of the door (FIG. 12). Therefore, when the mounting jig (84) is removed from the opening (25) and the side lock (3) is inserted into the opening (25), the engagement provided on the driving portion of the side locking rod (9) is established. In the drawings, the engaging piece (27) of the lever (26) is connected to the connecting block (32).
Can easily be fitted into the receiving groove (77).

[0044]

According to the present invention, the lock rod in the glemon lock main body is protruded and retracted from the free end face of the door by operating the handle, and the slider is vertically moved up and down, and the upper rod and the lower rod connected to the slider are operated. In a door locking device in which side rods are protruded and retracted from upper and lower end surfaces of a door, a connecting member is fixed in upper and lower side doors of the glemon lock main body, and the connecting member is connected to the slider to move up and down. The upper and lower rods are attached to the interlock so that the holding frame is inserted into one door.
A connecting block is inserted into the holding frame so as to be movable up and down, and the connecting block is connected to the interlocking body by a connecting rod. A side lock that can be inserted into the door is formed, and when the side lock is inserted into the door, a driving unit that drives the side lock rod is connected to the connection block so that the driving unit and the connection block can be fitted to the connection block. Since the joint portion is provided, the side lock may be disengaged from a connection block separate from the upper rod or the lower rod of the door, and therefore, when removing the side lock from the door, the upper rod or the lower rod may be used. Work can be performed without removing the side rod from the door.

Further, as described above, the upper rod and the lower rod and the connecting block are formed separately, and when the engaging portion of the side lock is disengaged from the connecting block, the upper rod and the lower rod are connected to each other. Does not act so as to deflect the rod, the upper rod and the lower rod can be reliably maintained in the attached state, and the connecting position of the connecting block is set to the free end face of the door more than the upper rod and the lower rod. It can be provided on the side, whereby the side lock can be made compact and economical to obtain, and the connecting rod can also be made thinner than said rod.

Further, according to the present invention, since the drive unit for driving the side locking rod is provided with the time difference mechanism for transmitting the movement of the connection block with a delay, the handle is operated to lock the door. First, the upper rod and the lower rod protrude from the upper and lower end surfaces of the door and engage with the metal fittings of the door frame to draw the door, and later than that, the side locking rods protrude and engage with the metal fittings of the door frame. And the load by the pulling action does not act on the handle at the same time, and the handle can be operated lightly.

In the case of the above-described conventional method of mounting an auxiliary lock, various frames and rods must be mounted in the door by welding or the like before assembling the door. Although the door could not be replaced unless the door was broken, the present invention is configured as described above, and after assembling the door, utilizing the openings formed in the free end surface of the door and the holes provided in the upper and lower end surfaces. It can be installed in the door, the installation work is easy, and the rod and the like can be replaced without breaking the door.

In the above mounting operation, when the mounting jig according to the present invention as described above is used, the mounting jig body is inserted into the opening of the door for mounting the side lock, and the connecting block is sandwiched between the holding pieces. If the tip of the connecting rod connected to the connecting block is screwed to the interlocking body in the
The mounting position of the connection block can be correctly regulated when the holding piece is held between the positioning pieces formed on the connection block, and then the mounting jig is pulled out from the opening and the side lock is inserted. The engaging portion of the side lock and the engaging portion of the connecting block can be easily and reliably engaged, and the mounting operation is easy.

[Brief description of the drawings]

FIG. 1 is a front view.

FIG. 2 is an explanatory diagram showing a partly enlarged view.

FIG. 3 is a front view showing one embodiment of a gremone tablet main body.

FIG. 4 is a front view showing one embodiment of a side lock lock main body.

FIG. 5 is a perspective view showing a relationship between a connecting member and an interlocking body.

FIG. 6 is a front view of an interlocking body and a perspective view of a socket.

FIG. 7 is an explanatory view showing a mounting method.

FIG. 8 is a perspective view showing one embodiment of a mounting jig.

FIG. 9 is an explanatory view showing how to use the mounting jig.

10A and 10B show a relationship when the positioning part of the connection block and the mounting jig do not match, FIG. 10A is a front view, and FIG.
Is a sectional view.

11A and 11B show a relationship when one end of a holding piece of a mounting jig corresponds to a positioning portion of a connection block, wherein FIG. 11A is a front view and FIG. 11B is a cross-sectional view.

12 shows a relationship when the entire holding piece of the mounting jig corresponds to the positioning portion of the connection block, (A) is a front view, and (B) is a cross-sectional view.

FIG. 13 is a front view of a conventional example.

FIG. 14 is an exploded perspective view of a conventional example.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Door 2 Gremon lock body 3 Side lock
7 Upper rod 8 Lower rod 9 Side locking rod 26 Lever
27 Engagement piece 28 Action piece 29 Engagement groove 32 Connection block 34 Connection member 46 Interlocking body 47 Hook 48 Double socket 56 Hook 59
Connecting rod 69 Holding frame 77 Receiving groove 84 Mounting jig 85 Jig body 86 Elastic holding piece

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Masahiko Kawai 3-37-38 Kanda Sakuma-cho, Chiyoda-ku, Tokyo Inside Nakanishi Sangyo Co., Ltd. (72) Inventor Juichi Tagawa 3-37, Kanda Sakuma-cho, Chiyoda-ku, Tokyo No. 38 Nakanishi Sangyo Co., Ltd.

Claims (7)

[Claims] The lock rod in the main body of the lemon tablet is moved up and down from the free end surface of the door by operating the handle, and the upper and lower rods connected to the slider are moved up and down from the upper and lower end surfaces of the door by moving the slider up and down. In the door locking device, the connecting member is fixed in the upper and lower doors of the glemon tablet main body, and an interlocking member is slidably provided on the connecting member so as to contact the slider and move up and down. The upper rod and the lower rod extending from the glemon tablet main body to the upper and lower end faces of the door are attached to the interlocking body, and a holding frame is provided in the door, and the connecting block can be moved up and down on the holding frame. And the connecting block and the interlocking body are connected by a connecting rod to form a side lock which has a side lock rod which can be protruded and retracted and which can be inserted into the door from the free end face side of the door. The door is provided with an engagement portion which can be fitted to the drive unit and the connection block so that the drive unit for driving the side lock rod is connected to the connection block when the lock is inserted into the door. Locking device. 2. An engaging portion provided on the connecting block is a receiving groove, and an engaging portion provided on the driving portion is formed at one end of a lever for driving the side locking rod and is fitted into the receiving groove. The door locking device according to claim 1, wherein the locking piece is a locking piece. 3. A driving unit for driving the side lock rod includes:
The door locking device according to claim 1 or 2, further comprising a time difference mechanism that transmits the movement of the connection block to the side lock rod with a delay. 4. The side locking rod includes an engaging groove having an opposing side wall, the lever has an operating piece engageable with the side wall of the engaging groove, and the time difference mechanism includes the operating piece. 4. The door locking device according to claim 3, wherein the width of the door is smaller than the width between the side walls of the engagement groove. 5. A method of mounting a door having a main body and a side lock having a side locking rod interlocking with the main body of the glemon tablet, wherein the interlock is connected to a slider of the main body of the monster lock through an opening provided at a free end surface of the door. A connecting member having a body and a holding frame for holding the connecting block are respectively inserted into and attached to the door, and the upper rod and the lower rod having a length extending from the glemon tablet main body to the upper and lower end surfaces of the door are connected to the door. Inserting a connecting block with a connecting rod connected to the tip from the holes provided on the upper and lower end surfaces of the door by inserting the connecting block from the holes provided on the upper and lower end surfaces of the door through the holding frame. Attach the tip of the connecting rod to the interlocking body, insert the side lock from the free end face side of the door, and connect the engaging part formed on the driving part of the side locking rod to the connecting block. A method of attaching a door locking device, comprising: attaching each side lock to a door in a state where the side lock is fitted to an engagement portion formed on the lock. 6. The method according to claim 5, further comprising connecting an operating rod to the other end of the connecting block, attaching the connecting rod to an interlocking body, connecting a side lock to the connecting block, and then removing the operating rod. The mounting method of the door locking device described in the above. 7. The mounting method according to claim 5, wherein a jig for mounting a connecting block inserted into the door from upper and lower end surfaces of the door, wherein the side lock is formed on a free end surface of the door. A jig main body which can be inserted by being inserted into an insertion opening; and an elastic holding piece provided at an insertion end of the jig main body and holding an outer peripheral surface of the connection block, and has an outer periphery of the connection block. When the connecting block is inserted into the door to the position where the elastic holding piece corresponds to the flat positioning portion formed in the above, the elastic holding piece comes off the outer periphery of the connecting block and elastically engages with the positioning portion. A mounting jig characterized by the above.