KR200442766Y1 - Door locking apparatus for locker - Google Patents

Abstract

By opening the tool between the door frame and the door, the door can not be unlocked so that theft accident caused by this method can be prevented in advance.The locking and unlocking configuration of the clamp is very simple. It provides a door lock device for lockers that can reduce the manufacturing cost.

The door locking device for a locker according to the present invention includes a latch body having a hook hole fixed to a door frame and formed in a vertical direction, a case body fixed to an inner surface of the door and comprising first and second covers, and a direction perpendicular to the case body. A fastener which is installed so as to move in a straight line, and which can be caught and released in the hook hole of the fastener, a fastener driving means installed in the case body to linearly move the fastener, and a key insertion hole formed in the key cylinder is exposed to the outer surface of the door. It is configured to include a key assembly for operating the locking means driving means from the outside.

Description

DOOR LOCKING APPARATUS FOR LOCKER}

1 is a configuration diagram schematically showing a conventional door lock device for lockers.

Figure 2 is a perspective view showing the installation state of the lock door lock device for lock according to the present invention.

Figure 3a and Figure 3b is a configuration and operation state of the door lock device for lockers according to the first embodiment of the present invention.

4 is a cross-sectional view taken along the line A-A of FIG. 3B.

5 is a cross-sectional view taken along the line B-B of FIG. 2 showing the configuration of the door lock locking device for a locker according to a second embodiment of the present invention.

Figure 6 is a perspective view showing the internal configuration of the door lock locking device for a locker according to a second embodiment of the present invention.

7a and 7b is an operating state diagram of the door lock locking device for a locker according to a second embodiment of the present invention.

<Description of the symbols for the main parts of the drawings>

10: door frame 11: hook

11a: hanger hole 12: door

20: case body 21: clamp

30: key assembly 41: pinion

42: rack 51: rocking arm

52: slide plate 57: elastic member

The present invention relates to a door locking device for a locker, and more particularly, it is possible to prevent theft by holding the door lock in the vertical direction by the door lock, and to prevent theft, as well as the case of the door type, both door type The present invention relates to a door locking device for a locker, which is also applicable to a sliding type door and whose operation configuration of the clamp is very simple.

In general, lacquers are frequently used in dressing rooms such as public baths, saunas, and saunas, or in storage facilities such as libraries, schools, and subways.

Conventional locking device for locking and unlocking the door of the locker, as shown in Figure 1, has a bracket (2) formed in the horizontal direction of the hook groove (2a) in the door frame (1) of the locker And a locking clamp driving unit 4 at a corresponding position of the door 3, and the locking clamp 5 installed to move in the horizontal direction in the locking clamp driving unit 4 is inserted into and detached from the hook groove 2a of the bracket 2. It is comprised so that the locking and unlocking operation | movement of the door 3 may be made.

In addition, the lock assembly 4 is provided with a key assembly 6 having the key insertion opening 6a exposed to the outer surface of the door, and the swinging arm 7 is fixed to the cylinder shaft 6b of the key assembly 6 so that the key Is inserted into the key insertion hole (6a) by rotating the cylinder shaft (6b) in the forward and reverse directions to move the lock (5) in the horizontal direction left and right to lock and unlock the door (3) It is.

Thus, the structure in which the clamp 5 is locked and unlocked in the horizontal direction to the hanger 2a, the tool is inserted between the door frame 1 and the door 3, forcing the door frame 1 and the door 3 between them. Since the lock 5 is separated from the hook groove 2a by being spaced apart, it is possible to easily unlock the door 3, and theft has been frequently generated using this method, and anti-theft measures have been urgently needed. .

In addition, as described above, the locking mechanism 5 is operated in the horizontal direction to lock and unlock the hanger groove (2a), in the case of a double door opening type, one door must be fixed, so that a separate fixing device is additional Should be provided as applicable, if the sliding type had a disadvantage that can not be applied.

The present invention is to solve the conventional problems as described above, the purpose is to prevent the release of the door lock state by the method of opening the tool between the door frame and the door to prevent theft accident caused by this method in advance. It is possible to prevent the locking and unlocking configuration of the clasp is very simple to provide a lock door lock device for reducing the number of parts and manufacturing costs.

In addition, another object of the present invention is to provide a door lock device for a locker that can be commonly applied to the door of the door type, as well as the sliding door type and sliding type.

In addition, another object of the present invention, by locking and unlocking the door by the elastic member during the locking and unlocking operation of the door can not only help to facilitate the locking and unlocking operation smoothly but also can improve the operation feeling The present invention provides a door lock device for a locker.

The present invention for achieving the above object is a fastener fixed to the door frame having a hook hole formed in the vertical direction, the case body fixed to the inner surface of the door, and installed in the case body to linearly move in the vertical direction Clamps capable of being caught and released in the hook hole of the clasp, a clasp drive means installed in the case body to linearly reciprocate the clasp, and a key insert formed in the cylinder shaft are installed to expose the outer surface of the door so that the clasp It is characterized by a door lock device for a locker comprising a key assembly for operating the drive means.

In addition, the present invention is characterized in that the locking means driving means, the pinion is fixed to the cylinder shaft of the key assembly, and the lock locking device for the locker is formed along the direction of movement on one side of the lock and engaged with the pinion. .

In another aspect, the present invention is the lock locking device for the locker door lock device is composed of a rocking arm fixed to the cylinder shaft of the key assembly, and a sliding plate integrally formed in the lock to move linearly in the vertical direction in conjunction with the rocking arm It is characterized by.

In addition, the present invention has one end is fixed to the swinging arm side and the other end is fixed to the case body side to give the elastic force in the locking direction when the clasp moves to the lock position and the elastic force in the unlocking direction when the clasp moves to the unlocked position It is characterized in that the door lock device for a locker is further configured an elastic member.

Hereinafter, the locker door lock device according to the present invention will be described in detail according to the accompanying drawings. Figure 2 shows a door locking device for a locker according to the present invention, and as shown in the fixed to the door frame (10) and the hook (11) formed a hook hole (11a) in the vertical direction, and fixed to the inner side of the door And a case body 20 formed by assembling the first cover 20a and the second cover 20b, and installed in the case body 20 so as to linearly move in a vertical direction. 11a) is provided with the catch 21 which can be latched and released.

The case body 20 is provided with a locking means driving means for linearly moving the clamping 21 in the vertical direction, the key assembly 30 for operating the locking means driving means is installed through the door 12 The key insertion opening 32 formed at one side of the cylinder shaft 31 is exposed to the outer surface of the door 12 so that the locking key driving means can be operated from the outside.

3A and 3B illustrate a clamp driving means according to the first embodiment of the present invention, in which the clamp 21 is vertically inserted into the case body 20 fixed to the inner surface of the door 12 as shown. It is installed so as to move in a straight line and is configured to be locked and released in the vertical direction to the hook hole (11a) of the hook 11, the locking key driving means is a key assembly 30 located in the case body (20) Pinion (41) fixed to the cylinder shaft 31 of the c) and the rack 42 is formed on one side of the clamp 21 in the movement direction to be engaged with the pinion (41).

Accordingly, by inserting the key into the key insertion opening 32 of the key assembly 30 and rotating it in the forward and reverse directions, the cylinder shaft 31 rotates in the forward and reverse directions. As a result, the pinion 41 rotates together. The fastener 21 in which the rack 42 engaged with 41 is formed is linearly movable in the vertical direction so that it is possible to engage and release the hook hole 11a of the catch 11.

At this time, the fastener 21 is formed with an elongated guide groove 43 along the moving direction of the fastener 21, the case body 20 is formed with a guide protrusion 44 that is fitted to the guide groove 43 It is preferable to comprise so that the linear movement of the clamp 21 may be guided.

The present invention of such a configuration has a locking configuration such that the clamp 21 is inserted in the vertical direction into the hook hole 11a of the latch 11 formed in the vertical direction so that the latch is held in the vertical direction. The locking state can never be released by spreading 12) in the direction of arrow a which separates the door frame 10. Therefore, it is possible to prevent theft accident by the method of opening the door 12 by inserting a tool into the door gap.

In addition, since the locking state of the latch 11 and the catch 21 is not released in the direction of the arrow a, it is applicable to the sliding door type as well as the double door swing type, and when applied to the double door swing type, There is no need for a separate door lock that must normally be installed on the door.

5 and 6 show the locking means driving means according to the second embodiment of the present invention, the swinging arm fixed to the cylinder shaft 31 of the key assembly 30 located in the case body 20 as shown And a slide plate 52 which is integrally formed with the clamp 21 and moves in the vertical direction in association with the swing arm 51.

The slide plate 52 has a first protrusion 52a and a second protrusion 52b in contact with the end of the swing arm 51 in the moving direction of the clamp 21 with the end of the swing arm 51 interposed therebetween. The protrusion is spaced apart by a predetermined interval. Therefore, when the end of the swinging arm 51 comes into contact with the first projection 52a by the rotation of the swinging arm 51, the clamp 21 can be moved in the unlocking direction, and the second projection 52b comes into contact with the second projection 52b. It is to be able to move the lock 21 in the locking direction.

Therefore, the cylinder shaft 31 is rotated in the forward and reverse directions by inserting the key into the key insertion opening 32 of the key assembly 30 and rotating in the forward and reverse directions. As a result, the swing arm 51 rotates together. As shown in FIGS. 7A and 7B, the swing arm 51 contacts the first or second protrusions 52a and 52b of the slide plate 52 to move the slide plate 52 so that the clamp 21 is vertical. Direction, the hook hole 11a of the hook 11 can be locked and released.

In this case, an elongated guide hole 53 is formed in the slide plate 52 along the moving direction of the clamp 21, and a guide pin 54 is formed in the case body 20 to be inserted into the guide hole 53. It is preferable to configure the guide so as to guide the linear movement of the clamping plate 21, and the slide plate 52 is arranged along the guide hole 53 in the elongated guide groove 55 along the direction of movement of the clamping plate (21) And a long guide protrusion 56 fitted into the guide groove 55 in the case body 20 to guide the linear movement of the clamp 21 without left and right shaking. The configuration of the second embodiment also has the same effect as the configuration of the first embodiment.

In addition, the present invention, as shown in Figure 7a and 7b, when the fastener 21 is moved to the locking position to give an elastic force in the locking direction and when the fastener 21 moves to the unlocked position, the elastic force in the unlocking direction The elastic member 57 is further provided, and the elastic member 57 is preferably constituted by a torsion spring. The elastic member 57 is compressed, and one end thereof is connected to the swinging arm 51 and the other end thereof is It is the structure connected to the fastener 58 fixed to the 2nd cover 20b by the case main body 20 side.

Therefore, when the clamp 21 moves to the locked position or the unlocked position by inserting the key into the key insertion opening 32 of the key assembly 30 and rotating in the forward and reverse directions, the elastic member 57 always moves in the open direction. Since the elastic force acts, the locking and unlocking operation can be performed smoothly, and the user can improve the operation feeling during the key operation.

The embodiments described so far are merely illustrative of the preferred embodiments of the present invention, and the scope of the present invention is not limited to the described embodiments, and the technical scope of the present invention and utility model registration claims within this field. Various changes, modifications, or substitutions will be made by those skilled in the art, and such embodiments should be understood as falling within the scope of the present invention.

As described above, according to the locker door lock device according to the present invention, since the lock is inserted into the latch in the vertical direction and retained, the door can not be unlocked by opening the tool between the door frame and the door. Theft prevention by the method is prevented, and the locking and unlocking configuration of the clamp is very simple, so that the number of parts and manufacturing cost can be reduced, and it is common to both the two-door and the two-door and the sliding door type. There is an applicable effect.

In addition, the present invention, as the fastener is elastically operated by the elastic member during the locking and unlocking operation of the door, not only the locking and unlocking operation is smoothly performed, but also the operational feeling during key operation is improved, which is useful for improving the quality. It is an idea.

Claims (4)

delete A fastener fixed to the door frame and having a hook hole formed in a vertical direction, A case body fixed to the inner side of the door, A fastener which is installed in the case body so as to move in a vertical direction in a vertical direction and is capable of being caught and released by a hook hole of the latch fitting; A fastener driving means installed in the case body to linearly move the fastener; The key insertion hole formed in the cylinder shaft is installed to be exposed to the outer surface of the door, and includes a key assembly for operating the locking means driving means from the outside, The fastener drive means, And a pinion fixed to the cylinder shaft of the key assembly, and a rack formed on one side of the clamp in a moving direction to engage the pinion. A fastener fixed to the door frame and having a hook hole formed in a vertical direction, A case body fixed to the inner side of the door, A fastener which is installed in the case body to move in a vertical direction in a vertical direction and is capable of being caught and released by a hook hole of the clasp; A fastener driving means installed in the case body to linearly move the fastener; The key insertion hole formed in the cylinder shaft is installed to be exposed to the outer surface of the door, and includes a key assembly for operating the locking means driving means from the outside, The fastener drive means, And a rocking arm fixed to a cylinder shaft of a key assembly, and a slide plate integrally formed with the clamp and moving linearly in a vertical direction in conjunction with the rocking arm. The method of claim 3, wherein one end is fixed to the swinging arm side and the other end is fixed to the case body side to impart an elastic force in the locking direction when the clamp is moved to the locked position, and an elastic force in the unlocked direction when the clamp is moved to the unlocked position. The door lock locking device for a locker, characterized in that the elastic member is further configured to give.

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