CN217380091U

CN217380091U - Lock structure for storage compartment of key cabinet

Info

Publication number: CN217380091U
Application number: CN202220742914.5U
Authority: CN
Inventors: 王骥; 邵艳川; 张震; 郑建新; 王宏亮
Original assignee: Cnnp Liaoning Nuclear Power Co ltd
Current assignee: Cnnp Liaoning Nuclear Power Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-09-06
Anticipated expiration: 2032-04-01

Abstract

The utility model relates to a key cabinet storage bin clamping and locking structure, wherein a storage bin shell is internally provided with a holding cavity; the containing cavity is provided with a key ring, the outer end of the key ring is connected with the key body, the containing cavity is a mounting hole extending from the outer side of the cabin shell to the inner side of the cabin shell, and the mounting hole is matched with the cross section of the key ring in shape; an electromagnetic lock is arranged beside the accommodating cavity, and a lock tongue of the electromagnetic lock protrudes into the accommodating cavity from the side surface of the accommodating cavity; a clamping groove is formed in the position, corresponding to the depth of the spring bolt, of the key ring insertion end, and the spring bolt is clamped in the clamping groove so as to lock the key ring; the bottom of the accommodating cavity is provided with an elastic element which is pressed by the inserting end of the key ring to be in a contraction state when the key ring is locked by the spring bolt; elastic element becomes extended state in the twinkling of an eye at spring bolt release key ring, the utility model discloses electromagnetic lock on-time is short, effectively removes the key kayser, and the holding chamber is little, improves space utilization.

Description

Lock structure for storage compartment of key cabinet

Technical Field

The utility model belongs to equipment is deposited to the key, specifically is a key card lock structure in key cabinet.

Background

The small tools are stored and managed in a complicated way, the traditional manual service is backward, the special personnel management is adopted for summarizing and recording, and for the working units with a large number of tool usage, the information quantity for storing, searching and recording by the staff for taking and returning is very large, and the borrowing and returning speed is low. For example, in the management of keys in factories and mines of companies, the keys are very important security management tools, whether the keys can be issued to corresponding persons or not, and when the keys are used, which persons are used by the keys are very important for the management process, so that the keys are always very important links in the production management.

With the continuous progress of embedded technology, various electronic products capable of implementing predetermined functions have been developed through hardware design and software programming. Some management cabinets for managing keys have appeared, and in the prior art key management cabinets are provided with a plurality of bins for holding keys, each bin being provided with an electronic lock. The management cabinet is normally standby for 24 hours, and in order to save electricity, the storage cabinet is in a locking state in a conventional state, and the electronic lock is in a power-off locking mode. When the key needs to be borrowed, the main control computer orders the bin to be opened, the borrower waits for the key to be taken away, and the electronic lock needs to be kept in an electrified unlocking state in the waiting time. The staff finds the compartment from the host computer and takes 5 seconds to 10 seconds, takes away the key and closes the door, and the electronic lock cuts off the power. Obviously, the electronic lock has a long power-on waiting time.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is that the key is deposited in the long problem of check storehouse electronic lock circular telegram latency among the prior art.

The utility model provides a problem, the technical scheme who adopts is:

a key cabinet storage bin clamping and locking structure is characterized in that a storage bin shell is internally provided with an accommodating cavity; the containing cavity is provided with a key ring, the outer end of the key ring is connected with the key body, the containing cavity is a mounting hole extending from the outer side of the cabin shell to the inner side of the cabin shell, and the mounting hole is matched with the cross section of the key ring in shape; an electromagnetic lock is arranged beside the accommodating cavity, and a lock tongue of the electromagnetic lock protrudes into the accommodating cavity from the side surface of the accommodating cavity; a clamping groove is formed in the position, corresponding to the depth of the spring bolt, of the key ring insertion end, and the spring bolt is clamped in the clamping groove so as to lock the key ring; the bottom of the accommodating cavity is provided with an elastic element which is pressed by the inserting end of the key ring to be in a contraction state when the key ring is locked by the spring bolt; the elastic element becomes the expanded state at the moment the spring bolt releases the key ring.

Compared with the prior art, the invention adopting the technical scheme has the beneficial effects that:

the utility model discloses set up elastic element bottom key holding chamber, release the key immediately after the electromagnetic lock unblock, make spring bolt and draw-in groove dislocation, the electromagnetic lock need not wait for the key to tak away the outage again, but can cut off the power supply immediately, and electromagnetic lock on-time shortens greatly. The utility model discloses the holding chamber is little, can reduce the volume in every check storehouse to can accomodate more keys of management in the cabinet-type air conditioner of equal volume, improve space utilization.

Preferably, the present invention further provides:

the expansion direction of the elastic element faces to the opening direction of the accommodating cavity. The guiding structure ensures that the elastic element pushes the key ring outwards the accommodating cavity.

The elastic element is a microswitch which consists of a switch body and a metal pressing sheet; the switch body is fixedly connected with the bin shell, and one end of the metal pressing sheet is arranged on the switch body through a rotating shaft; this metal preforming has elasticity, and the switch body is pressed close to freely when the metal preforming is supported to press by the key ring, and when the metal preforming was not pressed, the switch body was kept away from to the free end. The elastic element has small structure volume and sensitive response and is cooperatively controlled with the electromagnetic lock.

The containing cavity is obliquely arranged, and the outer side of the containing cavity is higher than the inner side of the containing cavity. The inclined upward containing cavity structure prevents the key ring from directly jumping out of the grid chamber due to too large elasticity, so that the key can fall back to the spring bolt due to gravity after the clamping groove and the spring bolt are staggered, and the key is left on the grid chamber.

The spring bolt of electromagnetic lock is the inclined plane, and this inclined plane sets up in the lateral surface of spring bolt. The spring bolt on inclined plane makes things convenient for the key ring to insert the mounting hole.

The containing cavity is a rectangular mounting hole, and the key ring is a one-piece thin plate; the clamping groove is a notch arranged at two sides of the key ring. The sheet type key ring in the structure is convenient for adding marks, labels and the like to the key, and provides convenience for management.

The accommodating cavity is a circular mounting hole, and the key ring is a cylinder; the clamping groove is an annular groove. This cylindrical key ring need not consider the installation direction, and it is more convenient to operate.

The spring bolt is the inclined plane, and the key ring inserts the end and is convex terminal surface. The circular arc key is matched with the spring bolt on the inclined plane, so that the key ring is more labor-saving to insert.

Drawings

FIG. 1 is a schematic view of the structure of the bin shell of the present invention;

FIG. 2 is a schematic view of the assembly structure of the present invention;

FIG. 3 is a structural diagram of the elastic element of the present invention;

FIG. 4 is a schematic diagram of the key ring in the popped state;

fig. 5 is a schematic view of the structure of the oblique accommodating cavity of the present invention.

In the figure: 1. a bin shell; 2. an accommodating cavity; 3. a notch; 4. a key ring; 5. an electromagnetic lock; 6. an elastic element; 7. an indicator light; 4-1, a clamping groove; 5-1, a lock tongue; 6-1, a switch body; 6-2, and carrying out metal tabletting.

Detailed Description

The invention will be further described with reference to the following examples, which are intended only for better understanding of the invention and therefore do not limit the scope of the invention.

Referring to fig. 1 to 5, a key cabinet storage bin locking structure, each storage bin is used for fixing a key, and a storage bin shell 1 is internally provided with an accommodating cavity 2; a key ring 4 is arranged in the accommodating cavity 2, and the outer end of the key ring 4 is connected with the key body. The utility model discloses a storage storehouse shell 1 is cubic assembly body. The accommodating cavity 2 is a mounting hole extending from the outer side of the cabin shell to the inner side of the cabin shell, and the mounting hole is matched with the section of the key ring 4 in shape; an electromagnetic lock 5 is arranged beside the accommodating cavity 2, and a bolt 5-1 of the electromagnetic lock 5 protrudes into the accommodating cavity 2 from the side surface of the accommodating cavity 2; a clamping groove 4-1 is formed in the position, corresponding to the arrangement depth of the spring bolt 5-1, of the insertion end of the key ring 4, and the spring bolt 5-1 is clamped in the clamping groove 4-1 so as to lock the key ring 4; the bottom of the accommodating cavity 2 is provided with an elastic element 6, and the elastic element 6 is pressed by the inserting end of the key chain to be in a contraction state when the lock tongue 5-1 locks the key chain 4; the elastic element 6 changes to the expanded state at the instant the tongue 5-1 releases the key fob 4.

The key shape is different, length is different, has consequently designed the key ring 4 of unified specification, for guaranteeing that key body and key ring constitute the whole that can not split, adopts chain, chain belt etc. to link to each other the two. The utility model discloses holding chamber 2 is the aperture that matches with key ring 4, and the shared space in holding chamber 2 is little, therefore the volume of storehouse shell 1 also is very little. Specifically, in the first embodiment, the accommodating cavity 2 is a flat and long mounting hole, and the key ring 4 is a one-piece thin plate; the clamping groove 4-1 is a notch arranged at two sides of the key ring 4. The thin plate type key ring 4 in the structure is convenient for adding marks, labels and the like to the key, and provides convenience for management. The housing 1 may be only a slightly thicker sheet than the key fob 4. The bin shell 1 can be made of an acrylic plate or a PVC material through 3D printing. Of course, the key ring 4 is not limited to the structure shown in fig. 2, and may be designed to be a cylinder, a square column, or the like. In the second embodiment, referring to fig. 4, the accommodating cavity 2 is a circular mounting hole, and the key ring 4 is a cylinder; the clamping groove 4-1 is an annular groove. The cylindrical key ring 4 does not need to consider the insertion direction, and the operation is more convenient.

The elastic element 6 may be a part having a certain coefficient of contraction and expansion, and the direction of expansion of the elastic element 6 is at least or mainly towards the opening of the receiving cavity 2 in order to push out the key chain. Specifically, the elastic element 6 can be a microswitch which consists of a switch body 6-1 and a metal pressing sheet 6-2; the switch body 6-1 is fixedly connected with the bin shell 1, and one end of the metal pressing sheet 6-2 is arranged on the switch body 6-1 through a rotating shaft; the metal pressing sheet 6-2 has elasticity, when the metal pressing sheet 6-2 is pressed by the key ring 4, the metal pressing sheet is freely close to the switch body 6-1, and when the metal pressing sheet 6-2 is not pressed, the free end is far away from the switch body 6-1. The micro-gap switch should electromagnetic lock control circuit control in this structure, pops out key ring 4 after the electric spring bolt retracts, then electromagnetic lock control circuit gives 5 outage of electromagnetic lock at once, makes 5 resets of electromagnetic lock. The structure ensures that the power-on unlocking, the popping and the power-off resetting are all controlled by power signals.

The elastic element can also be composed of a mounting seat and a V-shaped spring piece, the mounting seat is fixedly connected with the bin shell 1, a spring plate on one side of the V-shaped spring piece is fixedly connected with the mounting seat 6-1, and the end part of the spring plate on the other side is provided with an arch bridge-shaped elbow. The spring structure has small volume, does not need electric signal driving, has low manufacturing cost, and completely pushes out the key ring 4 immediately by self structure when unlocking.

After the clamping groove 4-1 is clamped and fixed with the lock tongue 5-1, the key ring is fixed in the accommodating cavity 2, and the inserting end of the key ring 4 is pressed against the elastic element 6 to contract. When a key needs to be taken out, the controller enables the electromagnetic lock 5 to be electrified, the bolt 5-1 retracts, and then the elastic element 6 expands so as to elastically take the key ring 4. The lock tongue 5-1 is reset when in use, and the clamping groove 4-1 is pushed away from the clamping position. The key ring is popped out by oneself after the fish unblock of this structure storage storehouse, and electromagnetic lock 5 need not long circular telegram also can be waited the key and turn into the release state.

The utility model discloses 5 lock boxes of electromagnetic lock are installed in storehouse shell 1, and only spring bolt 5-1 stretches to holding chamber 2 in, for installation electromagnetic lock 5, can set up the breach 3 that is used for installing the electromagnetic lock on the storehouse shell 1, and 5 lock boxes of electromagnetic lock match imbed in this breach 3. The power supply circuit of electromagnetic lock 5 is instantaneous circuit, and under elastic element 6's cooperation, the key ring is popped out, detects the key ring simultaneously and pops out the back and is the outage of electromagnetic lock immediately, and the live time can reach and be less than 0.2 to 0.5 second, compares and reduces 5-10 times in current structure live time, the reduction power consumption that can show.

Each storage bin is generally pasted with a number, the key cabinet master controller indicates the storage bin number where the target key is located to the worker, and the worker needs to find the designated key through the number. It is contemplated that the key ring 4 will be ejected after it is unlocked, but too much spring force may eject the receiving cavity 2. In order to avoid the elastic force of the elastic element 6 from being too large, the key ring 4 directly jumps out of the accommodating cavity, as shown in fig. 5, the utility model discloses further improve, the inclined setting of accommodating cavity 2 makes its outside opening be higher than inboard. The key ring 4 is inserted downwards, and after the clamping groove 4-1 leaves the clamping point under the action of elasticity, the key ring falls back to the accommodating cavity 2 due to gravity, so that the key ring is left in the storage bin.

Furthermore, a bolt 5-1 of the electromagnetic lock 5 is designed to be an inclined surface, and the inclined surface is arranged on the outer side surface of the bolt 5-1. In order to facilitate the insertion of the key, the insertion end of the key ring 4 is arc-shaped. The circular key cooperates with the spring bolt on inclined plane, makes things convenient for the key ring to insert holding chamber 2.

The utility model discloses still set up the pilot lamp 7 that is used for showing storage storehouse state, pilot lamp 7 adopts double-colored LED lamp.

The utility model has the advantages that:

1) the utility model discloses the shared space in key holding chamber is few, and the storage storehouse is long-pending little, improves space utilization, the whole volume greatly reduced of cabinet-type air conditioner on this structure basis. 2) The electronic lock has short power-on time and saves more electric energy.

The above description is only a preferred and practical embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent variations made by using the contents of the specification and the drawings are included in the scope of the present invention.

Claims

1. A key cabinet storage bin clamping and locking structure is characterized in that a storage bin shell (1) is internally provided with an accommodating cavity (2); be equipped with key ring (4) in holding chamber (2), key ring (4) outer end and key body coupling, its characterized in that: the accommodating cavity (2) is a mounting hole extending from the outer side of the cabin shell (1) to the inner side of the cabin shell (1), and the mounting hole is matched with the cross section of the key ring (4) in shape; an electromagnetic lock (5) is arranged beside the accommodating cavity (2), and a bolt of the electromagnetic lock (5) protrudes into the accommodating cavity (2) from the side surface of the accommodating cavity (2); a clamping groove (4-1) is formed in the position, corresponding to the depth of the spring bolt, of the insertion end of the key ring (4), and the spring bolt is clamped in the clamping groove (4-1) so as to lock the key ring (4); the bottom of the accommodating cavity (2) is provided with an elastic element (6), and the elastic element (6) is pressed by the insertion end of the key ring (4) to be in a contraction state when the key ring (4) is locked by the spring bolt; the elastic element (6) is immediately changed into an expanded state after the bolt releases the key ring (4).

2. The key cabinet storage compartment latch structure of claim 1, wherein: the expansion direction of the elastic element (6) faces the opening direction of the accommodating cavity (2).

3. The key locker storage compartment latch structure of claim 1, wherein: the elastic element (6) is a microswitch which consists of a switch body (6-1) and a metal pressing sheet (6-2); the switch body (6-1) is fixedly connected with the bin shell (1), and one end of the metal pressing sheet (6-2) is arranged on the switch body (6-1) through a rotating shaft; the metal pressing sheet (6-2) has elasticity, when the metal pressing sheet (6-2) is pressed by the key ring (4), the free end is close to the switch body (6-1), and when the metal pressing sheet (6-2) is not pressed, the free end is far away from the switch body (6-1).

4. The key locker storage compartment latch structure of claim 1, wherein: the containing cavity (2) is obliquely arranged, and the outer side of the containing cavity is higher than the inner side of the containing cavity.

5. The key cabinet storage compartment latch structure of claim 4, wherein: the containing cavity (2) is a rectangular mounting hole, and the key ring (4) is a one-piece thin plate; the clamping groove (4-1) is a notch arranged at two sides of the key ring (4).

6. The key cabinet storage compartment latch structure of claim 4, wherein: the accommodating cavity (2) is a circular mounting hole, and the key ring (4) is a cylinder; the clamping groove (4-1) is an annular groove.

7. The key cabinet storage compartment latch structure of claim 3, wherein: the spring bolt is the inclined plane, and key ring (4) insert the end and be convex terminal surface.