KR101686769B1 - Door locking device for cabinet - Google Patents

Abstract

A locking device for a locker is disclosed. The disclosed locking device for a locker comprises: a main body; a button unit provided in the main body, and inputting a password; a lever unit coupled to rotate around the main body, and operating a locking member by the rotation; an opening and closing operation unit connected to the button unit, and regulating the rotation of the lever unit; and a restoration unit for restoring the opening and closing operation unit to an initial position. The locking device for a locker can improve safety by preventing password exposure since the password can be inputted by a button push method.

Description

{DOOR LOCKING DEVICE FOR CABINET}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a locker lock device, and more particularly,

In general, a locker is used for a reading room, a school, a bathhouse, a sports center, etc. where the public is gathered by storing user's goods.

Such a locker may include a name tag box for inserting a name tag on the door, a handle for opening and closing the door of the locker, a fixing portion formed of a magnet and a metal plate to prevent the door from being opened automatically by the door load of the locker, So that the lock hook piece is formed.

Therefore, there is a problem that the user has to carry the key for opening the lock at all times, and if the user loses the key by carelessness, it is troublesome to open the key with the key stored in the manager or duplicate the key, There is a disadvantage in that it is necessary to replace the door with another lock after opening the door because the door can not be opened.

On the other hand, a locker lock device is disclosed in Korean Patent No. 0684988 (published on February 23, 2007).

SUMMARY OF THE INVENTION An object of the present invention is to provide a locker lock device capable of inputting a password by a button pressing method and preventing a password from being exposed, thereby improving stability.

It is another object of the present invention to provide a locker lock device capable of password detection and password resetting by a simple operation.

A locker lock device according to the present invention includes: a main body; a button portion provided in the main body for inputting a password; a lever portion rotatably coupled to the main body and operating the lock member by rotation; An opening / closing operation portion interlocked with the lever portion to intermittently rotate the lever portion; and a restoration portion restoring the opening / closing operation portion to the initial position.

In addition, the lever unit may include a connector rotatably coupled to the main body, a key bundle disposed in the connector and separated from or coupled to the connector by a master key, and a lock assembly coupled to a rear end of the key bundle, And a lever connected to the key bundle to operate the key bundle.

Further, the opening / closing operation portion includes an interlocking gear rotated by a pushing operation of the button portion, an operating gear engaged with the interlocking gear and having an unlocking groove, and an unlocking projection And a lock lever interlocked with the unlocking groove and the lock releasing protrusion and slidably moved, and a lock lever interlocked with the lever portion in association with the slide movement of the slide plate.

One side of the lock lever is hinged to the main body and the other side is formed with a locking protrusion coupled to the lever portion, and the lock lever and the slide plate are formed with inclined surfaces mutually contacting and interlocking with each other.

Further, the lock lever is restored to the initial position by the elastic member.

The restoring portion includes a restoring button protruding from the main body, a restoring plate interlocked with the pushing operation of the restoring button and slidably moved in the main body, And a restoration switching unit for restoring the restoration state.

The restoration switching unit includes a contact rib protruding from the restoring plate to correspond to the actuating gear, and a cam formed in the actuating gear and contacting the contact rib.

Further, the main body may further include a password detecting unit capable of detecting a pressing password of the button unit.

The lock detecting unit may include a case coupled to a rear surface of the main body, an elastic pin bundle provided in the case and having a plurality of pins elastically supported by a spring to protrude toward the actuating gear, And a return member for returning the elastic pin bundle and the pressing portion to their original positions when releasing the pressing force of the pressing portion.

In addition, the operating gear may further include a setting gear which is detachable from the operating gear and in which a lock release groove is formed, and further includes a password resetting unit for resetting the password by separating the operating gear and the setting gear.

The password resetting unit may include a resilient elastic member provided between the actuating gear and the setting gear, and a reset plate interlocked with the lever unit to form a space in which the actuating gear and the setting gear can be separated from each other .

The locker lock device according to the present invention can input a password by a button pressing method, thereby preventing the password from being exposed, thereby improving stability.

Further, in the present invention, when the password detecting unit is provided to forget the password, the password can be easily found by a simple operation, and a new password can be set.

1 is a perspective view of a locker lock according to an embodiment of the present invention.
2 is an exploded perspective view of a locker lock according to an embodiment of the present invention.
3 is a rear exploded perspective view of a locker lock according to an embodiment of the present invention.
4 is a perspective view showing the inside of a locker lock device according to an embodiment of the present invention.
5 is a front view showing the inside of a locker lock device according to an embodiment of the present invention.
6 is a sectional view taken along the line AA in Fig.
FIG. 7 is a perspective view illustrating a configuration of a key lock unit according to an embodiment of the present invention.
8 is a view illustrating an unlocking operation of a locker lock device according to an embodiment of the present invention.
9 is a view showing a restoring operation of the opening and closing operation part of the locker lock device according to the embodiment of the present invention.
10 is a diagram illustrating a password reset operation of the locker lock device according to the embodiment of the present invention.
11 is a diagram illustrating a password detecting unit of a locker lock apparatus according to an embodiment of the present invention.
FIG. 12 is a view showing operation of password detection of a locker lock device according to an embodiment of the present invention. FIG.

Hereinafter, an embodiment of a locker lock apparatus according to the present invention will be described with reference to the accompanying drawings.

In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. In addition, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the intention or custom of the user, the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is a perspective view of a locker lock apparatus according to an embodiment of the present invention, FIG. 2 is an exploded perspective view of a locker lock apparatus according to an embodiment of the present invention, FIG. 3 is a perspective view of a locker lock according to an embodiment of the present invention, FIG. 4 is a perspective view showing the inside of a locker lock device according to an embodiment of the present invention, FIG. 5 is a front view showing the interior of a locker lock device according to an embodiment of the present invention, and FIG. 6 is a cross-sectional view taken along the line AA of FIG. 5, FIG. 7 is a perspective view showing a main part of a locker lock device according to an embodiment of the present invention, FIG. 8 is a view showing an unlocking operation of a locker lock device according to an embodiment of the present invention FIG. 9 is a view showing a restoring operation of an opening and closing operation part of a locker lock device according to an embodiment of the present invention, and FIG. 10 is a view showing a password resetting of a locker lock device according to an embodiment of the present invention FIG. 11 is a view illustrating a password detecting unit of a locker lock apparatus according to an embodiment of the present invention. FIG. 12 is a view illustrating operation of password detection of a locker lock apparatus according to an embodiment of the present invention. to be.

1 to 12, a locker lock apparatus 100 according to an embodiment of the present invention includes a main body 110, a button portion 120, a lever portion 130, an opening and closing operation portion 140, (150).

The body 110 has an opening hole 112 through which the lever 130 is partially exposed and an exposure hole 114 through which the button 120 is partially exposed.

A front cover 116 is provided on the front surface of the main body 110 to cover the front surface of the main body 110. The front cover 116 is formed to be larger than the installation hole of the door and the main body 110 is formed to correspond to the thickness of the door and a fixing plate 118 is provided on the rear surface of the door, .

The button unit 120 is provided in the main body 110 and inputs a password, and a plurality of buttons are provided in the main body 110. The button portion 120 is elastically supported from the main body 110.

The lever portion 130 is rotatably coupled to the main body 110, and operates the lock member 138 by rotation. The lever unit 130 includes a connector 132 rotatably coupled to the main body 110, a key bundle 134 disposed inside the connector 132 and separated from or coupled to the connector 132 by a master key, And a lever 136 connected to the rear end of the key bundle 134 to operate the key bundle 134. [

A lock pin (not shown) is provided in the key lock 134 to be inserted into the inner groove of the lock 132 to rotate the key lock 134 and the lock 132 together. On the other hand, when the master key is inserted into the key bundle 134, the connection pin is moved to the inside of the key bundle 134, so that the key bundle 134 and the coupler 132 are disengaged, As shown in FIG.

7, the opening / closing operation part 140 is engaged with the interlocking gear 141, which is rotated by a pushing operation of the button part 120, and has an unlocking groove 143a And an unlocking projection 144a is formed to correspond to the unlocking groove 143a of the operating gear 142. When the unlocking groove 143a and the unlocking projection 144a are aligned And a lock lever 145 coupled to the lever portion 130 interlocked with the slide movement of the slide plate 144. [

Here, the depressing operation of the button portion 120 is switched to the rotating motion of the interlocking gear 141. This can be achieved by interlocking wedge irregularities, which are generally known techniques, and a detailed description thereof will be omitted.

The slide plate 144 is supported on the inner surface of the main body 110 by an elastic spring and a receiving hole 144b for receiving the operating gear 142 is formed and the receiving hole 144b is provided with an unlocking protrusion 144a are formed. Therefore, when the operation gear 142 is rotated by the depression of the button portion 120, and the lock release projection 144a and the lock release groove 143a coincide with each other, the slide plate 144 is slid toward the lever portion 130 side Can be moved.

One side of the lock lever 145 is hinged to the main body 110 and the other side is formed with a locking protrusion 146 which is engaged with the lever portion 130. The lock lever 145 is slidably supported by the slide plate 144, (148) are formed and interlocked with each other. That is, when the lock lever 145 is rotated by the inclined surface 148 which is in contact with each other due to the movement of the slide plate 144, the engagement of the stopper and the lever 130 is released and the lever 130 can be rotated . Then, the lock lever 145 can be restored to the initial position by the torsion spring 147.

The restoring unit 150 includes a restoring button 152 protruding from the main body 110 and a restoring plate 154 and a restoring plate 154 that are slidably moved in the main body 110 in conjunction with the pressing operation of the restoring button 152 And a restoration switching unit 155 interlocked with the slide movement of the operating gear 142 to rotate the operating gear 142 to the initial position.

At this time, the depressing operation of the restoring button 152 can be performed by the motion switching unit 153 that switches to the rectilinear motion of the restoring plate 154. The movement switching portion 153 is engaged with the restoring button 152 by the wedge irregularities and the contact piece 152a contacting the restoring plate 154 is formed.

The restoration button 152 is also elastically supported by an elastic spring. The restoration switching unit 155 includes a contact rib 156 protruding from the restoring plate 154 so as to correspond to the actuating gear 142 and a cam portion 157 formed on the actuating gear 142 and in contact with the contact rib 156, .

The cam portion 157 of the operating gear 142 is rotated by the pressing operation by the pushing operation of the button portion 120 and the contact rib 156 is moved by the sliding movement of the restoring plate 154 to the cam portion 157 The operating gear 142 can be rotated to the initial position by bringing the operating gear 142 in contact with and rotating only the rotated one.

The main body 110 is further provided with a password detecting unit 160 that can detect the pressing password of the button unit 120. The password detecting unit 160 includes a case 162 coupled to the rear surface of the main body 110 and an elastic pin 142 provided inside the case 162 and having a plurality of pins elastically supported by a spring and protruding toward the operating gear 142 A pressing portion 166 for pressing the pin of the elastic pin bundle 164 so as to be selectively in contact with the operating gear 142 and an elastic pin bundle 164 when the pressing force of the pressing portion 166 is released, And a return member 168 for returning the portion 166 in place.

7, the operating gear 142 includes a setting gear 143 which is detachable from the operating gear 142 and in which the unlocking groove 143a is formed, A password resetting unit 174 for resetting the password by disconnecting the password resetting unit 143 is further provided.

The password resetting unit 174 is provided with the spacing elastic member 172 provided between the operating gear 142 and the setting gear 143 and the operating gear 142 and the setting gear 143 being separated from each other by interlocking with the lever portion 130 And a resetting plate 174 that forms a space 174a that can be formed. At this time, the resetting plate 174 is elastically supported by an elastic spring.

Hereinafter, the operation and effects of the locker lock apparatus according to the embodiment of the present invention will be described.

The locker lock apparatus 100 according to the present invention can input the password by the pushing operation of the button unit 120, thereby preventing the password from being exposed. As a result, the stability of the locking device 100 can be improved.

The opening and closing operation of the locker lock apparatus 100 according to the present embodiment will be described below. The pushing operation of the button unit 120 rotates the interlocking gear 141 and the interlocking gear 141 presses the button unit 120 And rotates the operating gear 142 a number of times.

When the correct password is inputted, the unlocking groove 143a of the actuating gear 142 and the unlocking protrusion 144a of the slide plate 144 are aligned with each other by the rotation of the operating gear 142, The slide plate 144 to be supported can be moved toward the lever portion 130 side. The movement of the slide plate 144 causes the lock lever 145 to rotate by the inclined surface 148.

When the lock lever 145 is rotated, the engaging projection 146 of the lock lever 145 is released from engagement with the lever portion 130, so that the lever portion 130 can be rotated. Since the lock member 138 is rotated by the rotation of the lever portion 130, the door can be opened.

In this way, the password can be input by the pushing operation of the button unit 120, thereby preventing the password from being exposed to the other person, and the stability can be improved.

When the locker is used and the door is locked or the password is incorrect during the pushing operation of the button unit 120, the opening and closing operation unit 140 is returned to the initial position to maintain the locked state or to input the password again .

This can be done by the restoration unit 150. [ 9, when the restoration button 152 is pressed, the linear motion of the restoration plate 154 is switched by the motion switching unit 153 and the restoring plate 154 is pressed. The restoration switching unit 155 restores the operating gear 142 to the initial position. More specifically, the contact rib 156 of the restoring plate 154 is brought into contact with the cam portion 157 of the actuating gear 142 to rotate the actuating gear 142 so that the actuating gear 142 is rotated by the password pressing operation It can be rotated in the opposite direction and can be restored to the initial position.

When the user forgets the password, if the master key is inserted, the connection member provided in the key bundle 134 is drawn into the key bundle 134, so that the connection with the coupler 132 is released, 134). Thus, the lock member 138 connected to the key bundle 134 is rotated to open the door.

Then, the user can detect the set password. This can be done by the password detection unit 160. [ 11 and 12, when the elastic pin bundle 164 is moved forward in the case 162 by the pressing portion 166, the elastic pin bundle 164 is provided to the elastic pin bundle 164 The pin is brought into contact with the setting gear 143 of the operating gear 142. Then, when the user presses the button portion 120, the pin reaches the unlocking groove 143a, and the set password position of the operating gear 142 can be found.

In this embodiment, the password resetting unit 174 can reset the password.

This causes the resetting plate 174 to move toward the lever portion 130 when the lever portion 130 is rotated to place it at the password resetting position in FIG. The resetting plate 174 is formed with a space 174a capable of separating the actuating gear 142 and the setting gear 143 and a part of the setting gear 143 is separated from the space 174a by the spacing elastic member 172 So that the operating gear 142 and the setting gear 143 remain separated. When the lever unit 130 is returned to the initial position, the operating gear 142 and the setting gear 143 are combined and reset to a new password by resetting the password by the number of times the button unit 120 is depressed.

As described above, according to the locker lock apparatus according to the embodiment of the present invention, since the password can be inputted by the button pressing method by the password, it is possible to improve the stability by preventing the password exposure, The password can be easily found by a simple operation and a new password can be set.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. I will understand.

Accordingly, the true scope of protection of the present invention should be defined by the claims.

100: locker lock device 110: body
112: aperture hole 114: exposure hole
116: front cover 118: fixing plate
120: Button part 130: Lever part
132: connecter 134: key bundle
136: lever 138: locking member
140: opening / closing operation part 141: interlocking gear
142: operating gear 143: setting gear
143a: unlocking groove 144: slide plate
144a: unlocking projection 144b: receiving hole
145: Lock lever 146:
147: Torsion spring 148:
150: Restore unit 152: Restore button
153: movement switching portion 153a: contact piece
154: restoration plate 155:
156: contact rib 157: cam portion
160: Password detection unit 162: Case
164: Elastic pin bundle 166:
168: return member 170:
172: spacing elastic member 174: reset plate
174a: Space

Claims (11)

A button portion for inputting a password provided in the main body; a lever portion rotatably coupled to the main body and operating the lock member by rotation; and a lever portion interlocked with the button portion to interlock the rotation of the lever portion An opening / closing operation portion and a restoring portion for restoring the opening / closing operation portion to an initial position;
Wherein the opening / closing operation portion includes: an interlocking gear rotated by a pushing operation of the button portion;
An operating gear engaged with the interlocking gear and having an unlocking groove;
A slide plate formed with an unlocking protrusion coinciding with the unlocking groove of the operating gear and slidingly moved in conjunction with the unlocking of the unlocking groove and the unlocking protrusion; And
And a lock lever interlocked with the slide movement of the slide plate and engaged with the lever portion;
One side of the lock lever is hinged to the main body, and the other side is formed with a locking protrusion coupled with the lever portion;
Wherein the lock lever and the slide plate are formed with inclined surfaces that are in contact with each other and interlocked with each other.
The method according to claim 1,
The lever portion includes a connector rotatably coupled to the body;
A key bundle disposed in the connector and separated or combined with the connector by a master key;
A rotor connected to a rear end of the key bundle and connected to the lock member; And
And a lever connected to the key bundle to operate the key bundle.
delete delete The method according to claim 1,
Wherein the lock lever is restored to its initial position by an elastic member.
The method according to claim 1,
The restoring unit includes a restoring button protruding from the main body;
A restoring plate that is slidably moved in the main body in conjunction with a pressing operation of the restoring button; And
And a restoration switching unit interlocked with the slide movement of the restoration plate to rotate the operating gear to an initial position.
The method according to claim 6,
Wherein the restoration switching portion includes: a contact rib protruding from the restoring plate to correspond to the actuating gear; And
And a cam portion formed on the operating gear and contacting the contact rib.
The method according to claim 1,
Wherein the main body further comprises a password detecting unit capable of detecting a pressing password of the button unit.
9. The method of claim 8,
Wherein the password detecting unit includes: a case coupled to a rear surface of the main body;
An elastic pin bundle provided in the case and having a plurality of pins elastically supported by a spring to protrude toward the actuating gear;
A pressing portion for pressing the pin of the elastic pin bundle to selectively contact the operating gear; And
And a return member for returning the elastic pin bundle and the pressing portion to their original positions when the pressing force of the pressing portion is released.
The method according to claim 1,
Wherein the operating gear includes a setting gear detachable from the operating gear and formed with a lock release groove;
Further comprising a password resetting unit for resetting the password by separating the operating gear and the setting gear.
11. The method of claim 10,
Wherein the password resetting unit comprises: a spacing elastic member provided between the actuating gear and the setting gear; And
And a reset plate interlocked with the lever portion to form a space in which the actuating gear and the setting gear can be separated from each other.

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