CN210685644U

CN210685644U - Electromagnetic cabinet lock

Info

Publication number: CN210685644U
Application number: CN201920182304.2U
Authority: CN
Inventors: 黄君伟; 吴洪河
Original assignee: Shenzhen Quantum S&t Co ltd
Current assignee: Shenzhen Quantum S&t Co ltd
Priority date: 2019-02-01
Filing date: 2019-02-01
Publication date: 2020-06-05
Anticipated expiration: 2029-02-01

Abstract

The utility model provides an electromagnetic cabinet lock relates to the electromagnetic lock field, the utility model discloses an electromagnetic cabinet lock, including jam plate and the locking closure of lock plate, be provided with electro-magnet and trip subassembly on the jam plate, be provided with the trip on the cabinet door, the electro-magnet is connected with control circuit, the trip subassembly includes first trip and the second trip that can collude each other, first trip and trip collude mutually, the second trip can be driven by the electro-magnet through the slide bar and rotate, the beneficial effects of the utility model are that, the electro-magnet drives the rotation of trip subassembly, realizes the switching of electromagnetic cabinet lock, simple structure reasonable in design; meanwhile, a push rod and a push spring are further arranged in the electromagnetic cabinet lock, so that the use convenience of the electromagnetic cabinet lock is improved.

Description

Electromagnetic cabinet lock

Technical Field

The utility model relates to an electronic lock field, in particular to electromagnetism cabinet lock.

Background

The lock is widely applied to the occasions of houses and offices, in recent years, with the rapid development of electronic technology, the traditional lock production is changed day by day, and the modern electronic technology is combined with mechanical technology to generate a large number of advanced electronic locks such as sound control locks, magnetic control locks, coded locks, remote control locks, fingerprint locks and the like.

The electronic lock is different from the traditional mechanical lock, realizes the opening and closing of the lock by using a non-mechanical key such as a password, a random code, a two-dimensional code, a fingerprint identification, an iris identification, a magnetic card, a radio frequency card, a TM card and the like as a user identification ID, and is a lock which is more intelligent in the aspects of user identification, safety and manageability. Because of the characteristics of safety, convenience, advanced technology and the like, the storage cabinet is widely applied to various storage cabinets and logistics cabinets.

However, the traditional electronic lock has low opening and closing sensitivity due to unreasonable internal structure design, is easy to break down, is inconvenient to use, is not practical and has low safety.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving traditional electronic lock unreasonable problem of design, for this reason, the utility model provides an electromagnetism cabinet lock realizes automatic locking and the function of conveniently unblanking, and structural design is reasonable, and the security is high, and the practicality is strong, and long service life improves the performance of electromagnetism cabinet lock on the whole.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides an electromagnetic cabinet lock, includes jam plate and lock in the locking closure of jam plate, be provided with electro-magnet and trip subassembly on the jam plate, be provided with the lock on the cabinet door and collude, the electro-magnet is connected with control circuit, the trip subassembly includes first trip and second trip, first trip and second trip collude mutually, first trip and lock collude mutually, the second trip can be rotatory under the electro-magnet drives through the slide bar.

Furthermore, a push rod and a push spring sleeved outside the push rod are further arranged on the lock plate, when the electromagnetic cabinet lock is locked with the cabinet door, one end of the push rod abuts against the cabinet door, and the push spring is in a compressed state.

Furthermore, a fixing piece is arranged on the lock plate and used for installing a push rod, and one end of the push spring abuts against the fixing piece.

Furthermore, the second clamping hook is connected with the connecting rod, the connecting rod is fixedly connected with the sliding rod, and the electromagnet can drive the sliding rod and the connecting rod to move so as to drive the second clamping hook to rotate.

Further, a first torsion spring is arranged in the first clamping hook, and the first clamping hook can rotate around the first torsion spring under the elastic force of the first torsion spring; and a second torsion spring is arranged in the second clamping hook, and the second clamping hook can rotate around the second torsion spring under the elasticity of the second torsion spring.

Furthermore, one end of the first clamping hook is provided with a protruding portion, the end portion of the second clamping hook is provided with a locking hook, and the protruding portion can be hooked by the locking hook.

Furthermore, one end of the first torsion spring is clamped and hooked on the convex part, and the other end of the first torsion spring is abutted against the side wall of the lock plate; a groove is formed in the second clamping hook, one end of the second torsion spring is clamped in the groove, and the other end of the second torsion spring abuts against the side wall of the lock plate.

Further, the electromagnetic cabinet lock further comprises a microswitch arranged in the lock plate, the microswitch is abutted to the first clamping hook, and the first clamping hook can start the microswitch.

Furthermore, the lock plate and the lock cover are both formed by drawing and integrally forming.

Furthermore, the first clamping hook and the second clamping hook are both formed by powder metallurgy.

Compared with the prior art, electromagnetism cabinet lock have following advantage:

1. the lock shell is formed integrally, so that the safety is high;

2. the electromagnetic lock is provided with a push rod and a push spring, so that the electromagnetic cabinet lock can be conveniently unlocked and closed.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of the electromagnetic cabinet lock of the present invention;

fig. 2 is a schematic view of an assembly structure of a lock cover and a lock plate of the electromagnetic cabinet lock of the present invention;

fig. 3 is a schematic view of an internal structural member of the electromagnetic cabinet of the present invention;

fig. 4 is a schematic view of the rotational fit of the internal structural member of the electromagnetic cabinet of the present invention;

description of the reference numerals

1-lock plate, 11-first trepan boring, 12-lock boring, 13-second trepan boring, 14-trepan boring, 15-first limit column, 16-second limit column, 2-lock cover, 3-first hook, 3 a-first torsion spring, 31-bulge, 33-first end face, 34-second end face, 35-third end face, 36-fourth end face, 4-second hook, 4 a-second torsion spring, 41-locking hook, 42-butting block, 5-push rod, 5 a-push spring, 51-fixing piece, 6-electromagnet, 61-folding ear, 7-lock hook, 7 a-cabinet door, 8-connecting rod, 8 a-emergency rod and 10-microswitch.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present invention.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in this specification and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

It is to be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, the first information may also be referred to as second information, and similarly, the second information may also be referred to as first information, without departing from the scope of the present invention. The word "if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination", depending on the context.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example 1

In the present invention, the directions shown in fig. 3 are four directions, i.e., up, down, left, and right.

As shown in fig. 1-4, the utility model provides an electromagnetism cabinet lock convenient to installation, including jam plate 1 and

locking closure

2, 2 locks of locking closure form the assembly space on jam plate 1, and wherein jam plate 1 and locking closure 2 are through deep-drawing integrated into one piece all around, like deep-drawing stamping process, with jam plate integrated into one piece, have improved the security and the reliable and stable nature of electromagnetism cabinet lock, have avoided the potential safety hazard problem that has the gap between the jam plate lateral wall in the current technology.

In the assembly space, an electromagnet 6, a second hook 4 and a first hook 3 are arranged in sequence anticlockwise, wherein the first hook 3 and the second hook 4 are hooked with each other to form a hook assembly, a protruding portion 31 is arranged at one end of the first hook 3, a locking hook 41 is arranged at the end portion of the second hook 4, and the locking hook 41 can hook the end portion of the protruding portion 31; the electromagnet 6 is connected with identification equipment, such as Bluetooth identification equipment, two-dimensional codes, bar code identification equipment or password identification equipment, through a circuit, and when the electromagnet 6 receives a signal, the sliding rod 6a is driven to move up and down;

a lock hole 12 is formed in one side of the lock plate 1, a lock hook 7 is arranged on a cabinet door 7a matched with the electromagnetic cabinet lock, and the lock hook 7 can enter and exit from the lock hole 12; the first hook 3 and the lock hook 7 are hooked, when the lock hook 7 is hooked with the first hook 3, the electromagnetic cabinet lock is locked on the cabinet door 7a, and when the lock hook 7 falls off from the first hook 3, the electromagnetic cabinet lock is unlocked.

The first clamping hook 3 and the second clamping hook 4 are both formed by powder metallurgy, and key clamping hook components in the electromagnetic cabinet lock are manufactured by adopting a powder metallurgy process, so that the electromagnetic cabinet lock has the advantages of excellent performance, high product precision and suitability for mass production.

On the upper portion of the assembly space that jam plate 1 and locking closure 2 formed, second trip 4 links to each other with connecting rod 8, be provided with the fixed orifices on the slide bar 6a of the one end of electro-magnet 6, connecting rod 8 passes the fixed orifices, electro-magnet 6 can drive slide bar 6a and reciprocate, and slide bar 6a drives connecting rod 8 and removes, and then drives second trip 4 and rotates.

A first torsion spring 3a is provided in the first hook 3, and the first hook 3 can rotate around the first torsion spring 3a under the elastic force of the first torsion spring 3 a; a second torsion spring 4a is disposed in the second hook 4, and the second hook 4 can rotate around the second torsion spring 4a under the elastic force of the second torsion spring 4 a.

One end of the first torsion spring 3a is clamped and hooked on the third end surface 35 of the first clamping hook 3, and the other end of the first torsion spring is abutted against the side wall of the lock plate 1; the second hook 4 is provided with a groove, one end of the second torsion spring 4a is clamped in the groove, and the other end of the second torsion spring abuts against the side wall of the lock plate 1.

The working principle is as follows: when the identification equipment connected with the electromagnetic cabinet lock receives a correct unlocking signal, the electromagnet 6 drives the sliding rod 6a to move downwards, the sliding rod 6a drives the connecting rod 8 to rotate downwards, the second clamping hook 4 rotates clockwise, the locking hook 41 is disengaged from the protruding part 31, and the first torsion spring is engaged with the second torsion spring

3a, the first hook 3 rotates anticlockwise and falls off from the second hook 4, and the first hook 3 is separated from the lock hook 7 to complete unlocking; when the cabinet door 7a is closed, the lock hook 7 moves into the first hook 3, the lock hook 7 hooks with the first hook 3, the first hook 3 rotates clockwise and hooks with the second hook 4, and the second hook 4 rotates anticlockwise under the elasticity of the second torsion spring 4a to drive the slide bar 6a to move upwards to complete the locking process.

The utility model discloses an electromagnetism cabinet lock, simple structure is reasonable, convenient to use. The electromagnetism cabinet lock adopts the electro-magnet drive trip subassembly, accomplishes the process of unblanking, and in the in-service use in-process, the condition that can meet sudden power failure or electro-magnet and break down is inevitable, consequently need consider at the electro-magnet malfunctioning, the problem of unblanking of electromagnetism cabinet lock. In this embodiment, an emergency rod 8a is arranged between the electromagnet 6 and the lock plate 1, two folding lugs 61 are arranged on a fixing piece of the electromagnet 6, and the emergency rod 8a penetrates through the folding lugs 61 to be fixed; 4 one end of second trip is provided with connecting rod 8, the one end of emergency rod 8a is buckled, catches on connecting rod 8, emergency rod 8a can drive second trip 4 through connecting rod 8 and rotate. When electromagnetism cabinet lock broke down, the user can use spare key to open the cabinet door, uses emergency lever 8a to open electromagnetism cabinet lock.

Preferably, be provided with micro-gap switch 10 between electro-magnet 6, first trip 3 and second trip 4, micro-gap switch 10 offsets with first trip 3, when first trip 3 took place to rotate, can trigger micro-gap switch 10, micro-gap switch 10 can insert among the computer management system to the condition is opened and is closed to convenient management and record door cabinet through the system.

Further, be provided with a plurality of trepanning 14 in one side of jam plate 1, emergency rod 8a can select any one of them trepanning 14 to wear out, according to the different selection needs of user, chooses for use the emergency rod 8a of different length, multiple specification, and the position of emergency rod 8a on jam plate 1 can be adjusted in a flexible way.

The first terminal surface 33 of first trip 3 is the plane, be provided with first spacing post 15 between first terminal surface 33 and the jam plate 1, first terminal surface 33 offsets with first spacing post 15, and when first trip 3 took place to rotate, first spacing post 15 was spacing jointly with the rotation axis in the first trip 3, takes place to rock when preventing that first trip 3 from rotating.

The second end face 34 and the third end face 35 of the first trip 3 are both arc faces, the second end face 34 is convex towards the side of the lock plate 1, the third end face 35 is concave towards the side of the lock plate 1, the convex second end face 34 is abutted against the micro switch 10, and when the first trip 3 rotates, the arc-shaped second end face 34 slowly extrudes the identification structure of the micro switch 10 to record the switch state of the electromagnetic cabinet lock.

A notch is formed in the fourth end face 36 of the first clamping hook 3, the notch is U-shaped, and the locking hook 7 can be clamped into or withdrawn from the notch to unlock or lock the electromagnetic cabinet lock.

The second clamping hook 4 is provided with a butt joint block 42, after the electromagnetic cabinet lock is locked, the butt joint block 42 abuts against the lock plate 1, so that the rotation of the second clamping hook 4 is in a limited range, the second clamping hook 4 is prevented from rotating too much, and the accuracy of the electromagnetic cabinet lock is ensured.

And a second limit column 16 is arranged between the connecting rod 8 and the lock plate 1, and after the electromagnetic cabinet lock is locked, the second limit column 16 is abutted against the connecting rod 8 to prevent the second clamping hook 4 from rotating too much, so that the accuracy of the electromagnetic cabinet lock is ensured.

More preferably, in order to facilitate the opening and closing of the electromagnetic cabinet lock, a push rod 5 and a push spring 5a sleeved outside the push rod 5 are further arranged on the lock plate 1, the lock plate 1 is provided with a first sleeve hole 11, the push rod 5 penetrates out of the first sleeve hole 11, and the first sleeve hole 11 and the lock hole are formed in the first sleeve hole 11

12 are located on the same side of the lock plate 1; the other side of the lock plate 1 is provided with a second sleeve hole 13, and a circuit inside the electromagnetic cabinet lock penetrates out of the second sleeve hole 13.

The push rod 5 is positioned below the first clamping hook 3, when the electromagnetic cabinet lock is locked with the cabinet door 7a, one end of the push rod 5 abuts against the cabinet door 7a, and the push spring 5a is in a compressed state to accumulate elastic potential energy; when the electromagnetic cabinet lock is unlocked, the push spring 5a generates elastic force, and the electromagnetic cabinet lock automatically pushes the cabinet door 7a open; when the electromagnetic cabinet lock is closed, the push spring 5a generates resistance, so that the impact of a user on the cabinet door when the door is closed vigorously is buffered, and the safe use of the electromagnetic cabinet lock is protected.

At the bottom of the lock plate 1, a fixing member 51 is arranged, wherein the fixing member 51 is stamped from the bottom of the lock plate 1, and is bent into the assembly space to form a vertical plate, the fixing member 51 is used for installing the push rod 5, and one end of the push spring 5a abuts against the fixing member 51, so that the fixed installation of the push spring 5a is facilitated.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An electromagnetic cabinet lock comprises a lock plate (1) and a lock cover (2) buckled on the lock plate (1), and is characterized in that an electromagnet (6) and a clamping hook assembly are arranged on the lock plate (1), a lock hook (7) is arranged on a cabinet door (7a), the electromagnet (6) is connected with a control circuit, the clamping hook assembly comprises a first clamping hook (3) and a second clamping hook (4), a protruding portion (31) is arranged at one end of the first clamping hook (3), a locking hook (41) is arranged at the end of the second clamping hook (4), the locking hook (41) can hook the protruding portion (31), the first clamping hook (3) and the second clamping hook (4) are hooked, the first clamping hook (3) and the lock hook (7) are hooked, and the second clamping hook (4) can rotate under the driving of the electromagnet (6) through a slide rod (6 a); the electromagnetic cabinet lock is characterized in that the lock plate (1) is further provided with a push rod (5) and a push spring (5a) sleeved outside the push rod (5), when the electromagnetic cabinet lock is locked with the cabinet door (7a), one end of the push rod (5) is abutted against the cabinet door (7a), and the push spring (5a) is in a compressed state.

2. The electromagnetic cabinet lock according to claim 1, characterized in that the lock plate (1) is provided with a fixing member (51), the fixing member (51) is used for installing a push rod (5), and one end of the push spring (5a) is abutted against the fixing member (51).

3. The electromagnetic cabinet lock according to claim 1, characterized in that the second hook (4) is connected to a connecting rod (8), the connecting rod (8) is fixedly connected to the sliding rod (6a), and the electromagnet (6) can drive the sliding rod (6a) and the connecting rod (8) to move, thereby driving the second hook (4) to rotate.

4. The electromagnetic cabinet lock according to claim 1, characterized in that a first torsion spring (3a) is arranged in the first hook (3), and the first hook (3) can rotate around the first torsion spring (3a) under the elasticity of the first torsion spring (3 a); and a second torsion spring (4a) is arranged in the second clamping hook (4), and the second clamping hook (4) can rotate around the second torsion spring (4a) under the elasticity of the second torsion spring (4 a).

5. The electromagnetic cabinet lock according to claim 4, characterized in that one end of the first torsion spring (3a) is hooked on the protrusion (31) and the other end is abutted against the side wall of the lock plate (1); a groove is formed in the second clamping hook (4), one end of the second torsion spring (4a) is clamped in the groove, and the other end of the second torsion spring abuts against the side wall of the lock plate (1).

6. The electromagnetic cabinet lock according to any of claims 1-5, characterized by further comprising a microswitch (10) arranged in the lock plate (1), said microswitch (10) abutting against the first hook (3), the first hook (3) being capable of triggering the microswitch (10).

7. The electromagnetic cabinet lock according to claim 1, characterized in that the lock plate (1) and the lock cover (2) are both formed by drawing and integrating.

8. The electromagnetic cabinet lock according to claim 1, characterized in that the first hook (3) and the second hook (4) are both powder metallurgy formed.