JP5816521B2 - Locking device - Google Patents

Description

  The present invention relates to a lock device that enables and disables a handle by being retrofitted to a handle mounting portion of a storage body such as a cabinet.

  As such a conventional locking device, for example, as described in Patent Document 1, an apparatus main body mounted on the front surface of an attachment portion of a handle (handle) in a cabinet door, and the apparatus main body A movable member that can be moved between a position where the handle cannot be operated and a position where the handle can be operated, and a lock operation that locks the movement of the movable member so that the handle cannot be operated. Some include a locking / unlocking lock portion that unlocks the member and exposes the handle so that the member can be operated.

JP 2008-121255 A

  In the locking device described in Patent Document 1, when opening the door, after unlocking the movable member covering the front of the cabinet handle, until the handle is exposed, In other words, the hand must be moved to a position where the hand can be hooked, and then the handle must be operated. When the door is closed, the movable member is moved again to the position covering the handle, that is, the handle is operated. The operability is poor because it has to be moved to an impossible position and locked. In addition, if it is forgotten to move the movable member to a position where the handle cannot be operated, the handle may be operated by a third party and the door may be opened, resulting in a security problem.

  The present invention has been made paying attention to such problems, and after unlocking the operation unit, the handle can be operated with a single operation to improve operability and the handle is exposed. An object of the present invention is to provide a locking device that can improve security.

In order to solve the above problems, the locking device of the present invention comprises:
A locking device used after being attached to a handle mounting portion to which a handle in a door of the storage body is attached,
A main body base mounted on the front surface of the handle attachment portion of the door; an operation portion provided at the front of the main body base so as to be operable forward; and at least a size capable of covering the handle from the front; the handle and the operation portion; And a link member that can move the handle forward by operating the operation part forward, and the operation part can be locked inoperably and the operation part can be unlocked. And a locking / unlocking means capable of being provided.
According to this feature, after unlocking the operation part by the locking / unlocking means, the door handle can be moved forward and the door can be opened as it is with a single operation of moving the operation part forward. Therefore, the operability is significantly improved as compared with the conventional lock device. Further, the handle of the door is always covered with the operation unit, and the handle cannot be operated unless the lock of the operation unit is released. Therefore, like the conventional lock device, the handle is exposed and illegally operated. There is no fear and it has excellent security.

The locking device of the present invention comprises:
The locking / unlocking means includes a locking / unlocking lever that is moved forward and backward by a solenoid and engageable with a part of the main body base or the operation unit.
According to this feature, the operation part can be locked and unlocked electrically quickly.

The locking device of the present invention comprises:
The locking / unlocking means operates based on authentication information, and includes an electronic authentication lock that locks / unlocks the operation unit based on the authentication information.
According to this feature, since the operation unit can be locked and unlocked based on authentication information such as an authentication card, only a specific person can open the door, and security is improved. Further, since it is not necessary to use mechanical locking / unlocking means having a complicated structure, the locking device can be reduced in size.

The locking device of the present invention comprises:
The electronic authentication lock has a communication means capable of transmitting the authentication information to the outside.
According to this feature, the lock / unlock and usage history of the storage body can be transmitted to an external computer for management. In particular, when a lock device is attached to a plurality of storage bodies, locking / unlocking, usage histories and the like of the plurality of storage bodies can be centrally managed.

The locking device of the present invention comprises:
The electronic authentication lock includes a storage unit capable of locking and unlocking the operation unit based on the authentication information stored in advance.
According to this feature, unless the authentication information stored in the storage unit of the electronic authentication lock matches the authentication information stored in the authentication card or the like, the lock of the operation unit cannot be released, so security is greatly improved. To improve.

It is a perspective view before attaching the locking device in an Example to a cabinet. Similarly, it is a perspective view after a locking device is attached. FIG. 3 is an enlarged cross-sectional plan view taken along line III-III in FIG. 2. Similarly, it is an enlarged cross-sectional plan view when the operation unit is rotated forward. It is an enlarged front view of a locking device. It is also a plan view. It is a left side view similarly. Similarly it is a rear view. It is a front view of the modification of a locking device.

  EMBODIMENT OF THE INVENTION The form for implementing the locking device based on this invention is demonstrated below based on an Example.

  The locking device according to the embodiment will be described with reference to FIGS. FIG. 1 is a perspective view of the lock device 1 of the present invention and a storage body to which the lock device 1 is attached, that is, a cabinet 2 before the lock device 1 is attached, and FIG. It is.

  The cabinet 2 includes double doors 3 and 3, and a handle that is always urged backward in a recessed portion 5 of a handle mounting member 4 attached to the front surface of the inner end of the right door 3. 6 is provided, and a latch mechanism (not shown) linked thereto is detached from the engaging portion of the cabinet body by operating the hand on the rear surface of the handle 6 and pulling it forward. 3, 3 can be opened forward.

  As shown in FIGS. 3 to 8, the locking device 1 has a horizontally long rectangular main body 7 that can cover the front surface of the recessed portion 5 and the handle 6 of the door 3 with a margin, and the front surface of the main body base 7. And a cover-like operation unit 8 having a coverable size.

  The main body base 7 is formed in a flat plate shape with a synthetic resin, and is adhered to the front surface of the door 3 with a double-sided adhesive tape 9 adhered to the rear surface. Instead of the double-sided adhesive tape 9, it may be attached with an adhesive, a plate-like magnet, or a screw. An opening 10 is formed on the right side of the portion of the main body base 7 that faces the recessed portion 5 for inserting a linkage member 17 described later.

  The operation portion 8 is formed of a synthetic resin in a case shape with an open rear surface, and a front side U-shaped gripping portion 11 is integrally connected to the front surface of the left end portion thereof.

  A pair of upper and lower rearward pieces 12 and 12 projecting from the right end of the operating portion 8 are connected to the right end of the forward pieces 7a and 7a connected to the upper and lower edges of the main body base 7 in the vertical direction. By pivotally attaching with the shaft 13, the operation portion 8 is attached to the front surface of the main body base portion 7 so that it can be rotated forward about the shaft 13. When the front surface of the main body base portion 7 is covered with the operation portion 8, a space S whose periphery is closed is formed between the facing surfaces (see FIG. 3).

  As shown in FIG. 3, a battery storage box 14 having an open front is provided on the front surface of the left end of the main body base 7, and the left side of the operation unit 8 facing the storage box 14 is connected to the storage box 14. In order to facilitate the insertion / removal of the dry battery, the cover portion 15 can be opened and closed by shifting to the left side.

  As shown in FIG. 3 and FIG. 4, an attachment piece 16 having an inverted L-shaped cross section facing outward in plan view is continuously provided on the rear surface of the operation portion 8 facing the right side of the handle 6. In this case, an outwardly facing piece 17 a at the front end of the linkage member 17 that links the handle 6 and the operation portion 8 is fixed by a screw 18.

  The operating piece 17b, which is connected to the rear end of the linking member 17 and faces the left side, is in contact with or close to the rear surface of the handle 6, and as shown in FIG. When the turning operation is performed, the handle 6 is turned forward by the operating piece 17b of the linking member 17 so that the door 3 can be opened.

  An electronic authentication lock 19 that is operated by the power source of the dry battery in the storage box 14 is accommodated in the internal space of the operation unit 8. When the authentication card (not shown) that stores the personal authentication information of the cabinet user is brought into contact with or brought close to the central portion of the front face of the operation unit 8 facing the electronic authentication lock 19, The card authentication unit 20 that performs communication between the two is formed (see FIG. 5). The electronic authentication lock 19 and a locking / unlocking mechanism 21 to be described later constitute locking / unlocking means for locking / unlocking the operation unit 8.

  The electronic authentication lock 19 includes a general microcomputer including a CPU, a ROM, a RAM, and the like. Transmitting means (both not shown) capable of transmitting by wire.

  The electronic authentication lock 19 includes a locking / unlocking mechanism 21 that locks the operation unit 8 and releases the lock based on authentication information such as an authentication card. The locking / unlocking mechanism 21 is moved forward and backward in the left-right direction by the solenoid 22 provided on the operation unit 8 side, as shown in the two-dot chain line of FIGS. 3 and 4 and the rear view of FIG. It consists of a locking / unlocking lever 23.

  When the solenoid 22 is not energized, the distal end portion of the locking / unlocking lever 23 comes into contact with or engages with the rear surface of the locking piece 24 protruding from the opening 9 of the main body base 7. It has become. In this example, the solenoid 22 is provided on the operation unit 8 side, but may be provided on the main body base 7 side. At this time, the locking / unlocking lever 23 may be engaged with a locking piece or the like protruding from the inner surface of the operation portion 8.

  Next, operation | movement of the locking device 1 of the said Example is demonstrated. When the door 3 of the cabinet 2 is closed and the lock device 1 is not operated, the electronic authentication lock 19 does not operate, and therefore the solenoid 22 is not energized. Therefore, as shown in FIGS. The protruding portion is brought into contact with and engaged with the rear surface of the locking piece 24 of the main body base 7 or close thereto. As a result, the operation unit 8 is locked, and the operation unit 8 and the handle 6 linked to the operation unit 8 via the linking member 17 are prevented from being operated forward.

  In this state, when the user of the cabinet 2 brings the authentication card or the like into contact with or approaches the card authentication unit 20 on the front surface of the operation unit 8, the authentication information stored in the authentication card or the like is read by the electronic authentication lock 19. The solenoid 22 is energized only when the authentication information stored in advance in the storage means of the electronic authentication lock 19 matches the authentication information such as the authentication card. As a result, as shown by the two-dot chain line in FIGS. 4 and 8, the locking / unlocking lever 23 is retracted and the distal end portion is separated from the locking piece 24, so that the operation portion 8 is unlocked and operated forward. It becomes possible. When the operation unit 8 is turned forward by putting the hand on the gripping part 11, the handle 6 is rotated forward by moving the operating piece 17b of the linkage member 17 forward as shown in FIG. The door 3 can be opened.

  At this time, since the electronic authentication lock 19 includes a transmission means capable of transmitting authentication information such as an authentication card to an external computer, the lock / unlock and usage history of the cabinet 2 can be managed by the external computer. . In particular, when the lock device 1 is attached to a plurality of cabinets 2, locking / unlocking and usage histories of the plurality of cabinets 2 can be centrally managed.

  After closing the door 3 by rotating the operation unit 8 backward, when the authentication card or the like is brought into contact with or approaching the card authentication unit 19 again, the solenoid 22 is de-energized and the locking / unlocking lever 23 is moved to the original position. The operation unit 8 is automatically locked by protruding to the right. In addition, if a timer that cuts off the energization of the solenoid 21 is provided after a certain period of time has elapsed since the door 3 was closed by rotating the operation unit 8 backward, the lock by the authentication card or the like should be forgotten. However, the operation unit 8 can be automatically locked.

  As described above, in the locking device 1 according to the present embodiment, after unlocking the operation unit 8, the operation unit 8 can be operated by rotating the operation unit 8 forward with the grip unit 11. Since the handle 3 of the door 3 can be rotated and the door 3 can be opened as it is, the operability is significantly improved as compared with the conventional lock device.

  Further, the handle 6 of the door 3 is always covered with the operation unit 8, and the handle 6 cannot be operated unless the lock of the operation unit 8 is released, so that the handle is exposed like a conventional locking device. There is no fear of unauthorized operation and it has excellent security.

  Although the embodiments of the present invention have been described with reference to the drawings, the specific configuration is not limited to these embodiments, and modifications and additions within the scope of the present invention are included in the present invention. It is.

  In the locking device 1 of the above embodiment, the operation unit 8 is substantially the same size as the main body base 7, and the entire operation unit 8 can be rotated forward. For example, a modification of FIG. As described above, the front surface of the vertically long main body base 25 having a size capable of covering the recessed portion 5 of the door 3 and the front surface of the handle 6 with a margin is opened in a square shape except for the peripheral end portion. An operating portion 28 having a grip portion 27 is fitted to the right end portion so that it can be rotated forward about a pair of upper and lower shafts 29 and 29, and the handle 6 is attached to the rear surface of the operating portion 28. It can also be set as the structure which provided the connection member 29 similar to the above-mentioned which contact | abuts to a rear surface. In addition, 30 is a cover part which covers the storage box of a dry cell, 31 is a card | curd authentication part.

  Moreover, in the said Example, although the locking / unlocking means of the operation part 8 shall consist of the electronic authentication lock 19 and the locking / unlocking mechanism 21 which consists of the solenoid 22 and the locking / unlocking lever 23 which operate | move with the authentication information of this. The operation unit 8 can be locked / unlocked using mechanical locking / unlocking means such as a key lock or a dial lock.

DESCRIPTION OF SYMBOLS 1 Locking device 2 Cabinet 3 Door 4 Handle attachment member 5 Recessed part 6 Handle 7 Main body base part 7a Forward piece 8 Operation part 9 Double-sided adhesive tape 10 Opening part 11 Grip part 12 Back piece 13 Shaft 14 Storage box 15 Cover part 16 Attachment Piece 17 Linking member 17a Outward piece 17b Actuating piece 18 Screw 19 Electronic authentication lock 20 Card authentication portion 21 Locking / unlocking mechanism 22 Solenoid 23 Locking / unlocking lever 24 Locking piece 25 Main body base portion 26 Opening portion 27 Holding portion 28 Operation portion 29 Shaft 30 Cover Part 31 Card authentication part S Space

Claims (5)

A locking device used after being attached to a handle mounting portion to which a handle in a door of the storage body is attached,
A main body base mounted on the front surface of the handle attachment portion of the door; an operation portion provided at the front of the main body base so as to be operable forward; and at least a size capable of covering the handle from the front; the handle and the operation portion; And a link member that can move the handle forward by operating the operation part forward, and the operation part can be locked inoperably and the operation part can be unlocked. And a locking / unlocking means.   The locking device according to claim 1, wherein the locking / unlocking means includes a locking / unlocking lever that is moved forward and backward by a solenoid and engageable with a part of the main body base or the operation unit.   The locking device according to claim 1 or 2, wherein the locking / unlocking unit includes an electronic authentication lock that operates based on authentication information and locks and unlocks the operation unit based on the authentication information.   The said electronic authentication lock has a communication means which can transmit the said authentication information outside, The lock apparatus of Claim 3 characterized by the above-mentioned.   5. The locking device according to claim 3, wherein the electronic authentication lock includes a storage unit that can lock and unlock the operation unit based on the authentication information stored in advance.

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