CN220081094U

CN220081094U - Novel electromagnetic lock

Info

Publication number: CN220081094U
Application number: CN202321062920.7U
Authority: CN
Inventors: 沈军
Original assignee: XIAOGAN YAGUANG MEDICAL ELECTRONIC TECHNOLOGY CO LTD
Current assignee: XIAOGAN YAGUANG MEDICAL ELECTRONIC TECHNOLOGY CO LTD
Priority date: 2023-05-06
Filing date: 2023-05-06
Publication date: 2023-11-24
Anticipated expiration: 2033-05-06

Abstract

The utility model relates to the technical field of electromagnetic locks, in particular to a novel electromagnetic lock which comprises a limiting underframe and a shell, wherein the upper end of the limiting underframe is fixedly connected with the shell, the upper end of the shell is provided with a displacement device, the displacement device comprises a round rod, the end part of the round rod is fixedly connected with the shell, and the outer wall of the round rod is rotationally connected with a fixed block. The positive magnetic force is generated on the surface of the electromagnet, so that the electromagnet attracts the negative magnetic head, the negative magnetic head drives the connecting plate to deflect, the fixed block on the connecting plate rotates on the round rod, the connecting plate drives the deflection on the first connecting rod, the first connecting rod drives the first limiting plate to deflect, the first limiting plate is separated from the first clamping block, the first spring pushes the first clamping block to move, the first clamping block pushes the lock head to move rightwards, the lock head stretches out, the electromagnet can control the first spring to push the first clamping block to push the lock head, the locking function is realized, and the installation cost is reduced.

Description

Novel electromagnetic lock

Technical Field

The utility model relates to the technical field of electromagnetic locks, in particular to a novel electromagnetic lock.

Background

The design of the electromagnetic lock (or called a magnetic lock) is the same as that of an electromagnet, and the electromagnetic lock can generate strong suction force to tightly absorb an absorption iron plate to achieve the effect of locking a door when current passes through a silicon steel sheet by utilizing the principle of electromagnetic generation. The electromagnetic lock can generate excessive magnetic force only by small current, and the door control system for controlling the electromagnetic lock power supply can cut off the power after the identification personnel are correct, so that the door can be opened when the electromagnetic lock loses suction.

For example, the novel electromagnetic lock with the authorized bulletin number of 'CN 214170225U', although solving the problem that the existing novel electromagnetic lock can generate larger impact force to the electromagnetic lock, the problem of damage to the electromagnetic lock is caused, the electromagnetic lock is improved in cost by fixing and inserting the two side plates through the fixing convex blocks arranged at the bottom of the two side plates and the slots at the two ends of the top of the limiting underframe, the electromagnetic lock rod can be fixedly supported by the side plate at one side, the electromagnetic lock head is supported by the side plate at the other side, when the limiting underframe is regulated by the regulating rod, the electromagnetic lock rod and the electromagnetic lock head are adsorbed together when the limiting underframe can be regulated by the regulating rod, and the door is locked by considering the coordination of a plurality of parts such as the regulating rod, the electromagnetic lock head, the convex blocks, the top of the limiting underframe and the like, so that the cost of the electromagnetic lock is improved, and the installation cost is improved.

Disclosure of Invention

The utility model aims to solve the problem that the installation cost is increased due to the matching of a plurality of parts such as an adjusting rod, an electromagnetic lock head, a lug, a limiting underframe top and the like of the existing novel electromagnetic lock.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a novel electromagnetic lock, includes spacing chassis and shell, the upper end and the shell fixed connection of spacing chassis, the upper end of shell is equipped with displacement device, displacement device includes the round bar, the tip and the shell fixed connection of round bar, the outer wall and the fixed block of round bar rotate to be connected, the outer wall and the connecting plate fixed connection of fixed block, the outer wall and the head rod fixed connection of connecting plate, the tip and the first limiting plate fixed connection of head rod.

Preferably, the inner wall of the shell is fixedly connected with the first mounting plate, the outer wall of the first mounting plate is fixedly connected with the first spring, and the end part of the first spring is fixedly connected with the first clamping block.

Preferably, the inner wall of shell and mounting bracket fixed connection, the outer wall and the running roller of mounting bracket are rotated to be connected, the outer wall and the tapered end sliding connection of running roller, the outer wall and the stopper sliding connection of tapered end, the outer wall and the shell fixed connection of stopper, the outer wall and the connecting block fixed connection of tapered end.

Preferably, the outer wall of the connecting plate is fixedly connected with a second connecting rod, and the second connecting rod is fixedly connected with a second limiting plate.

Preferably, the outer wall of the connecting plate is provided with a positive magnetic head and a negative magnetic head, and the inner wall of the shell is provided with an electromagnet.

Preferably, the outer wall of the connecting block is abutted against the second clamping block, the outer wall of the second clamping block is fixedly connected with the second spring, and the end part of the second spring is fixedly connected with the second mounting plate.

The novel electromagnetic lock provided by the utility model has the beneficial effects that: the positive magnetic force is generated on the surface of the electromagnet, so that the electromagnet attracts the negative magnetic head, the negative magnetic head drives the connecting plate to deflect, the fixed block on the connecting plate rotates on the round rod, the connecting plate drives the deflection on the first connecting rod, the first connecting rod drives the first limiting plate to deflect, the first limiting plate is separated from the first clamping block, the first spring pushes the first clamping block to move, the first clamping block pushes the locking head to move rightwards, the locking head stretches out, the electromagnet can control the first spring to push the first clamping block to push the locking head, the locking function can be realized, and the installation cost is reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional elevation view of the structure of FIG. 1;

FIG. 3 is a schematic cross-sectional side view of FIG. 1;

fig. 4 is an enlarged schematic view of the structure at a in fig. 2.

In the figure: 1. the device comprises a limiting underframe, 2, a shell, 3, a displacement device, 301, a round rod, 302, a fixed block, 303, a connecting plate, 304, a first connecting rod, 305, a first limiting plate, 4, a first mounting plate, 5, a first spring, 6, a second clamping block, 7, a mounting frame, 8, a roller, 9, a lock head, 10, a limiting block, 11, a connecting block, 12, a second connecting rod, 13, a second limiting plate, 14, a second clamping block, 15, a second spring, 16, a positive pole magnetic head, 17, a negative pole magnetic head, 18, an electromagnet, 19 and a second mounting plate.

Detailed Description

All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the novel electromagnetic lock comprises a limiting underframe 1 and a shell 2, wherein the upper end of the limiting underframe 1 is fixedly connected with the shell 2, the upper end of the shell 2 is provided with a displacement device 3, the displacement device 3 comprises a round rod 301, the end part of the round rod 301 is fixedly connected with the shell 2, the outer wall of the round rod 301 is rotationally connected with a fixed block 302, the outer wall of the fixed block 302 is fixedly connected with a connecting plate 303, the outer wall of the connecting plate 303 is fixedly connected with a first connecting rod 304, and the end part of the first connecting rod 304 is fixedly connected with a first limiting plate 305;

the surface of the electromagnet 18 generates positive magnetic force, so that the electromagnet 18 attracts the negative magnetic head 17, the negative magnetic head 17 drives the connecting plate 303 to deflect, the fixed block 302 on the connecting plate 303 rotates on the round rod 301, the connecting plate 303 drives the deflection on the first connecting rod 304, the first connecting rod 304 drives the first limiting plate 305 to deflect, the first limiting plate 305 is separated from the first clamping block 6, the first spring 5 pushes the first clamping block 6 to move, the first clamping block 6 pushes the locking head 9 to move rightwards, the locking head 9 stretches out, the electromagnet 18 can control the first spring 5 to push the first clamping block 6 to push the locking head 9, the locking function is realized, and the installation cost is reduced.

Referring to fig. 1 and 2, an inner wall of the housing 2 is fixedly connected with the first mounting plate 4, an outer wall of the first mounting plate 4 is fixedly connected with the first spring 5, and an end portion of the first spring 5 is fixedly connected with the first clamping block 6.

Referring to fig. 1 and 2, an inner wall of a housing 2 is fixedly connected with a mounting frame 7, an outer wall of the mounting frame 7 is rotationally connected with a roller 8, an outer wall of the roller 8 is slidably connected with a lock 9, an outer wall of the lock 9 is slidably connected with a limiting block 10, an outer wall of the limiting block 10 is fixedly connected with the housing 2, and an outer wall of the lock 9 is fixedly connected with a connecting block 11.

Referring to fig. 1, 2 and 4, the outer wall of the connection plate 303 is fixedly connected with the second connection rod 12, the second connection rod 12 is fixedly connected with the second limiting plate 13, the end of the second limiting plate 13 abuts against the second clamping block 14, the outer wall of the second clamping block 14 is fixedly connected with the second spring 15, the outer wall of the second spring 15 is fixedly connected with the mounting plate 4, the positive magnetic head 16 and the negative magnetic head 17 are mounted on the outer wall of the connection plate 303, the electromagnet 18 is mounted on the inner wall of the housing 2, the type of the electromagnet 18 can meet the actual requirement, the outer wall of the connection block 11 abuts against the second clamping block 14, the outer wall of the second clamping block 14 abuts against the second spring 15, and the end of the second spring 15 abuts against the second mounting plate 19.

Working principle:

when the lock head 9 is required to shrink back, the surface of the electromagnet 18 generates negative magnetic force, so that the electromagnet 18 attracts the negative magnetic head 17, the negative magnetic head 17 drives the connecting plate 303 to deflect, the fixed block 302 on the connecting plate 303 rotates on the round rod 301, the connecting plate 303 drives the deflection on the first connecting rod 304, the first connecting rod 304 drives the first limiting plate 305 to deflect, the first limiting plate 305 is separated from the first clamping block 6, the first spring 5 pushes the first clamping block 6 to move, the first clamping block 6 pushes the lock head 9 to move rightwards, the lock head 9 stretches out, the surface of the electromagnet 18 generates negative magnetic force when the lock head 9 is required to shrink back, the electromagnet 18 attracts the positive magnetic head 16, similarly, the connecting plate 303 drives the second limiting plate 13 on the second connecting rod 12 to deflect, the outer wall of the second limiting plate 13 is separated from the connecting block 11, the second spring 15 pushes the second clamping block 14 to squeeze the connecting block 11, and the connecting block 11 drives the lock head 9 to move leftwards, and the lock head 9 is contracted into the shell 2.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel electromagnetic lock, includes spacing chassis (1) and shell (2), the upper end and the shell (2) fixed connection of spacing chassis (1), its characterized in that: the upper end of shell (2) is equipped with displacement device (3), displacement device (3) are including round bar (301), the tip and the shell (2) fixed connection of round bar (301), the outer wall and the fixed block (302) of round bar (301) rotate to be connected, the outer wall and connecting plate (303) fixed connection of fixed block (302), the outer wall and head rod (304) fixed connection of connecting plate (303), the tip and the first limiting plate (305) fixed connection of head rod (304).

2. The novel electromagnetic lock according to claim 1, wherein: the inner wall of shell (2) and first mounting panel (4) fixed connection, the outer wall of first mounting panel (4) and first spring (5) fixed connection, the tip and the first fixture block (6) fixed connection of first spring (5).

3. The novel electromagnetic lock according to claim 1, wherein: the inner wall of shell (2) and mounting bracket (7) fixed connection, the outer wall of mounting bracket (7) rotates with running roller (8) to be connected, the outer wall and tapered end (9) sliding connection of running roller (8), the outer wall and stopper (10) sliding connection of tapered end (9), the outer wall and the shell (2) fixed connection of stopper (10), the outer wall and connecting block (11) fixed connection of tapered end (9).

4. The novel electromagnetic lock according to claim 1, wherein: the outer wall of the connecting plate (303) is fixedly connected with a second connecting rod (12), and the second connecting rod (12) is fixedly connected with a second limiting plate (13).

5. The novel electromagnetic lock according to claim 1, wherein: an anode magnetic head (16) and a cathode magnetic head (17) are arranged on the outer wall of the connecting plate (303), and an electromagnet (18) is arranged on the inner wall of the shell (2).

6. A novel electromagnetic lock according to claim 3, wherein: the outer wall of the connecting block (11) is propped against the second clamping block (14), the outer wall of the second clamping block (14) is fixedly connected with the second spring (15), and the end part of the second spring (15) is fixedly connected with the second mounting plate (19).