CN219100982U

CN219100982U - Electromagnet mechanism applied to automatic door lock

Info

Publication number: CN219100982U
Application number: CN202223376561.0U
Authority: CN
Inventors: 蔡永梁
Original assignee: Suzhou Jiuchi Intelligent Security Technology Co ltd
Current assignee: Suzhou Jiuchi Intelligent Security Technology Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-05-30
Anticipated expiration: 2032-12-14

Abstract

The utility model relates to the technical field of automatic door locks, in particular to an electromagnet mechanism applied to an automatic door lock, which comprises a first coil, a second coil, a fixed iron core, a spring, a movable iron core, an electromagnetic seat, a shell and a screw, wherein the first coil and the second coil are installed on the electromagnetic seat at intervals, the first coil and the second coil are connected in series, the first coil is connected with a first electronic wire through an electromagnetic long elastic sheet, the second coil is connected with a second electronic wire through an electromagnetic short elastic sheet, the coil seat of the first coil is provided with a perforation, the fixed iron core is limited at a first end in the perforation, the movable iron core is movably arranged at a second end in the perforation, two ends of the spring are respectively abutted to the fixed iron core and the movable iron core, and a small end of the screw is fixed with the fixed iron core through threads after passing through the shell and the electromagnetic seat. The utility model adopts the structure arrangement, the whole structure is simpler, the assembly is very convenient, and the cost is low.

Description

Electromagnet mechanism applied to automatic door lock

Technical Field

The utility model relates to the technical field of automatic door locks, in particular to an electromagnet mechanism applied to an automatic door lock.

Background

The electromagnet mechanism for automatic door lock uses the principle of electromagnetic generation and uses electric signal to drive the lock body to act. Currently, electromagnet mechanisms applied to automatic door locks are generally complex in structure, very difficult to assemble and high in cost. Accordingly, there is a need for improvements over the prior art.

Disclosure of Invention

In view of the above problems, the present utility model provides an electromagnet mechanism for an automatic door lock, which has a simple structure, low cost, and convenient assembly.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides an electro-magnet mechanism for automatic door lock, including first coil, the second coil, fixed iron core, a spring, movable iron core, the electromagnetic seat, casing and screw, first coil and second coil interval are installed on the electromagnetic seat, first coil and second coil establish ties, first coil is connected with first electron line through the long shell fragment of electromagnetism, the second coil is connected with the second electron line through the short shell fragment of electromagnetism, be equipped with the perforation on the coil seat of first coil, fixed iron core is spacing in the first end in the perforation, the second end in the perforation is located to movable iron core activity, the both ends of spring butt respectively in fixed iron core and movable iron core, behind casing and the electromagnetic seat with fixed iron core thread tightening is passed to the tip of screw.

According to the scheme, be equipped with spacing step on the perforation inner wall, one side that fixed iron core is close to the movable iron core is equipped with the spacing piece with spacing step cooperation screens, and one side that fixed iron core kept away from the movable iron core is equipped with the screw hole that connects soon with the little head end cooperation screw thread of screw.

According to the scheme, one side of the movable iron core, which is close to the fixed iron core, is provided with the limiting groove, the first end of the spring is propped against the limiting piece of the fixed iron core, and the second end of the spring is propped against the limiting groove of the movable iron core.

According to the scheme, the first side of the electromagnetic seat is provided with a first hole site for installing a first coil and a second hole site for installing a second coil, the coil seat of the first coil and the coil seat of the second coil are identical in structure, and the coil seat is provided with a limiting flanging for limiting with hole site cooperation.

According to the scheme, the second side of the electromagnetic seat is provided with the first groove for installing the electromagnetic long spring plate and the second groove for installing the electromagnetic short spring plate, the first electronic wire is connected with the electromagnetic long spring plate through the cross-shaped pan head self-locking screw, and the second electronic wire is connected with the electromagnetic short spring plate through the cross-shaped pan head self-locking screw.

The utility model has the beneficial effects that:

the utility model adopts the structure arrangement, when in use, the circuit can be conducted only by respectively connecting the first electronic wire and the second electronic wire into the positive electrode and the negative electrode of the power supply (the positive electrode and the negative electrode are not needed to be distinguished when the first electronic wire and the second electronic wire are connected), magnetism is generated between the fixed iron core and the movable iron core, when the magnetism is larger than the elasticity of the spring, the spring is compressed, the movable iron core is adsorbed on the fixed iron core, when the circuit is disconnected, the magnetism disappears, the movable iron core is pushed open under the rebound force of the spring, so that the lock body is driven to act by an electric signal, and the door locking/unlocking effect is practical.

Drawings

FIG. 1 is a partial cross-sectional view of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of a coil base of the present utility model;

fig. 3 is an assembly view of the first coil, the second coil and the electromagnetic base of the present utility model.

In the figure: 1. a first coil; 2. a second coil; 3. fixing an iron core; 4. a spring; 5. a movable iron core; 6. an electromagnetic seat; 7. a housing; 8. an electromagnetic long spring plate; 9. an electromagnetic short spring plate; 10. a screw; 11. a first electron beam; 12. a second electron beam; 13. a first groove; 14. a second groove; 15. a coil base; 16. perforating; 17. a limit step; 18. a limiting piece; 19. limit flanging; 20. cross pan head self-locking screw; 21. a limit groove; 22. a threaded hole; 23. a first hole site; 24. and the second hole site.

Detailed Description

The technical scheme of the utility model is described below with reference to the accompanying drawings and examples.

As shown in fig. 1 to 3, the electromagnet mechanism for an automatic door lock according to the present utility model includes a first coil 1, a second coil 2, a fixed iron core 3, a spring 4, a movable iron core 5, an electromagnetic seat 6, a housing 7, and a screw 10, wherein the first coil 1 and the second coil 2 are mounted on the electromagnetic seat 6 at intervals, the first coil 1 and the second coil 2 are connected in series, the first coil 1 is connected with a first electronic wire 11 through an electromagnetic long elastic sheet 8, the second coil 2 is connected with a second electronic wire 12 through an electromagnetic short elastic sheet 9, a coil seat 15 of the first coil 1 is provided with a through hole 16, the fixed iron core 3 is limited at a first end in the through hole 16, the movable iron core 5 is movably disposed at a second end in the through hole 16, two ends of the spring 4 are respectively abutted to the fixed iron core 3 and the movable iron core 5, and a small end of the screw 10 is screwed with the fixed iron core 3 after passing through the housing 7 and the electromagnetic seat 6. The above constitutes the basic structure of the present utility model.

The utility model adopts the structure arrangement, when in use, the circuit can be conducted only by respectively connecting the first electronic wire 11 and the second electronic wire 12 with the positive electrode and the negative electrode of the power supply (the positive electrode and the negative electrode are not needed to be distinguished when the two electronic wires are connected), magnetism is generated between the fixed iron core 3 and the movable iron core 5, when the magnetism is larger than the elasticity of the spring 4, the spring 4 is compressed, the movable iron core 5 is adsorbed on the fixed iron core 3, when the circuit is disconnected, the magnetism disappears, the movable iron core 5 is pushed open under the rebound force of the spring 4, so that the lock body is driven to act by an electric signal, and the door locking/unlocking effect is practical.

In this embodiment, a limiting step 17 is disposed on the inner wall of the through hole 16, a limiting piece 18 engaged with the limiting step 17 is disposed on one side of the fixed iron core 3 close to the movable iron core 5, and a threaded hole 22 screwed with the small end of the screw 10 in a threaded manner is disposed on one side of the fixed iron core 3 far from the movable iron core 5. By adopting the structure, during assembly, the fixed iron core 3, the spring 4 and the movable iron core 5 are sequentially installed from one side of the through hole 16 of the coil seat 15, and then the small head end of the screw 10 passes through the shell 7 and the electromagnetic seat 6 and then is in threaded fixation with the fixed iron core 3, so that the assembly is convenient.

In this embodiment, a limiting groove 21 is formed on one side of the movable iron core 5, which is close to the fixed iron core 3, a first end of the spring 4 is abutted on the limiting piece 18 of the fixed iron core 3, and a second end of the spring 4 is abutted in the limiting groove 21 of the movable iron core 5. By adopting the structure, one end of the spring 4 is limited through the limiting groove 21, the spring 4 is prevented from shifting, the spring 4 is prevented from deforming to the side when being compressed, and the service life of the spring 4 is further shortened.

In this embodiment, a first hole site 23 for installing the first coil 1 and a second hole site 24 for installing the second coil 2 are provided on the first side of the electromagnetic seat 6, the coil seat 15 of the first coil 1 and the coil seat 15 of the second coil 2 have the same structure, and a limit flange 19 for limiting in cooperation with the hole site is provided on the coil seat 15. By adopting the structure, the coil holder 15 is convenient to assemble, and the coil holder 15 can be prevented from being hidden in the hole site by arranging the limit flange 19 which is used for being matched with the hole site to limit, so that the coil is inconvenient to be connected in series.

In this embodiment, the second side of the electromagnetic base 6 is provided with a first groove 13 for installing the electromagnetic long spring piece 8 and a second groove 14 for installing the electromagnetic short spring piece 9, the first electronic wire 11 is connected with the electromagnetic long spring piece 8 through a cross-shaped pan head self-locking screw 20, and the second electronic wire 12 is connected with the electromagnetic short spring piece 9 through the cross-shaped pan head self-locking screw 20. By adopting the structure, the assembly is convenient.

The utility model has simple integral structure, convenient assembly and low cost, and when the utility model is assembled, the first coil 1 and the second coil 2 are arranged on the electromagnetic seat 6 at intervals, the first coil 1 and the second coil 2 are connected in series, the first coil 1 is connected with the first electronic wire 11 through the electromagnetic long elastic sheet 8, the second coil 2 is connected with the second electronic wire 12 through the electromagnetic short elastic sheet 9, the fixed iron core 3, the spring 4 and the movable iron core 5 are sequentially arranged in the perforation 16 of the coil seat 15 of the first coil 1, and the small end of the screw 10 passes through the shell 7 and the electromagnetic seat 6 and then is fixed with the fixed iron core 3 through threads.

The embodiments of the present utility model have been described above with reference to the accompanying drawings, but the present utility model is not limited to the above-described embodiments, which are merely illustrative, not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the claims, which are all within the scope of the present utility model.

Claims

1. An electromagnet mechanism for an automatic door lock, characterized in that: including first coil (1), second coil (2), fixed iron core (3), spring (4), movable iron core (5), electromagnetic base (6), casing (7) and screw (10), first coil (1) and second coil (2) interval installation are on electromagnetic base (6), first coil (1) are established ties with second coil (2), first coil (1) is connected with first electron line (11) through long shell fragment of electromagnetism (8), second coil (2) are connected with second electron line (12) through short shell fragment of electromagnetism (9), be equipped with perforation (16) on coil base (15) of first coil (1), fixed iron core (3) are spacing in the first end of perforation (16), the second end in perforation (16) is located in the activity of movable iron core (5), the both ends of spring (4) butt respectively in fixed iron core (3) and movable iron core (5), the tip of screw (10) passes casing (7) and fixed iron core (3) back and fixed screw thread.

2. An electromagnet mechanism for an automatic door lock according to claim 1, wherein: the inner wall of the through hole (16) is provided with a limiting step (17), one side of the fixed iron core (3) close to the movable iron core (5) is provided with a limiting piece (18) matched with the limiting step (17) in a clamping position, and one side of the fixed iron core (3) far away from the movable iron core (5) is provided with a threaded hole (22) screwed with a small head end matched thread of the screw (10).

3. An electromagnet mechanism for an automatic door lock according to claim 1, wherein: one side of the movable iron core (5) close to the fixed iron core (3) is provided with a limiting groove (21), a first end of the spring (4) is propped against a limiting piece (18) of the fixed iron core (3), and a second end of the spring (4) is propped against the inside of the limiting groove (21) of the movable iron core (5).

4. An electromagnet mechanism for an automatic door lock according to claim 1, wherein: the first side of electromagnetic seat (6) is equipped with first hole site (23) and the second hole site (24) that are used for installing first coil (1) and are used for installing second coil (2), coil seat (15) of first coil (1) and coil seat (15) structure of second coil (2) are the same, be equipped with on coil seat (15) be used for with the spacing limit turn-ups (19) of hole site cooperation spacing.

5. An electromagnet mechanism for an automatic door lock according to claim 1, wherein: the second side of electromagnetism seat (6) is equipped with first recess (13) that are used for installing long shell fragment of electromagnetism (8) and is used for installing second recess (14) of short shell fragment of electromagnetism (9), first electron line (11) are connected with long shell fragment of electromagnetism (8) through cross coiled hair self-locking screw (20), second electron line (12) are connected with short shell fragment of electromagnetism (9) through cross coiled hair self-locking screw (20).