CN211448151U

CN211448151U - Magnetic lock and anti-theft display box

Info

Publication number: CN211448151U
Application number: CN201922049540.XU
Authority: CN
Inventors: 张天文; 何烈
Original assignee: Entech Manufacturing Shenzhen Co ltd
Current assignee: Entech Manufacturing Shenzhen Co ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-09-08
Anticipated expiration: 2029-11-25

Abstract

The utility model provides a magnetic lock and theftproof show box, the utility model relates to a magnetic lock and used this magnetic lock's theftproof show box. To provide a magnetic lock which is simple in structure and easy to operate. The utility model provides a technical scheme as follows: a magnetic lock comprises a lock shell, wherein a spring bolt is contained in the lock shell, the spring bolt is connected with a spring bolt support, a spring bolt stopping groove is formed in the spring bolt support, and a spring bolt reset spring is arranged between the spring bolt support and the lock shell; the lock shell is also provided with a locking clamping block matched with the dead slot of the lock tongue, one end of the locking clamping block is connected with the lock shell through a hinge shaft, the other end of the locking clamping block is provided with an armature, and the locking clamping block is also connected with a locking clamping block reset spring; and a magnet limiting groove is also arranged on the lock shell at a position corresponding to the armature. The beneficial effects of the utility model reside in that: simple structure and easy operation.

Description

Magnetic lock and anti-theft display box

Technical Field

The utility model relates to a magnetic lock and used this magnetic lock's theftproof show box.

Background

Along with the development of science and technology, the kind of lock is also more and more, from initial mechanical lock to subsequent electronic lock, has experienced very big change, and the structure of lock is also more and more complicated, and the magnetic force lock appears after as a, because simple structure, unblank and the process of locking is simple and easy, is used by more and more numerous furniture, the utility model aims at providing a simple structure, the magnetic force lock of easy to operate.

SUMMERY OF THE UTILITY MODEL

In order to solve the above mentioned problem, the utility model provides a technical scheme as follows:

a magnetic lock comprises a lock shell, wherein a spring bolt is contained in the lock shell, the spring bolt is connected with a spring bolt support, a spring bolt stopping groove is formed in the spring bolt support, and a spring bolt reset spring is arranged between the spring bolt support and the lock shell; the lock shell is also provided with a locking clamping block matched with the dead slot of the lock tongue, one end of the locking clamping block is connected with the lock shell through a hinge shaft, the other end of the locking clamping block is provided with an armature, and the locking clamping block is also connected with a locking clamping block reset spring; and a magnet limiting groove is also arranged on the lock shell at a position corresponding to the armature.

Furthermore, the lock shell is also provided with a spring bolt support guide groove, and the spring bolt support guide groove comprises a first guide block and a second guide block.

Further, the end of spring bolt support be equipped with the type of falling U stopper, the U type bottom of the type of falling U stopper be equipped with first spring stopper, lock shell bottom with the just right position of first spring stopper be equipped with second spring stopper, the spring head end fix second spring stopper on, the end cover of spring locate first spring stopper.

Furthermore, the lock shell is further provided with a first limiting strip and a second limiting strip which are parallel to each other, and the inverted U-shaped limiting block is located between the first limiting strip and the second limiting strip.

Furthermore, the top of the lock shell is also provided with a lock tongue positioning hole, and a lock tongue positioning block corresponding to the positioning hole is arranged on the lock tongue.

Furthermore, an armature contact surface is arranged at the position, contacted with the armature, of the magnet limiting groove.

Furthermore, a locking clamping block reset spring fixing block is further arranged on the lock shell, and the head end of the locking clamping block reset spring is fixed on the locking clamping block reset spring fixing block.

The utility model also provides a theftproof show box, theftproof show box be equipped with as above magnetic lock.

The beneficial effects of the utility model reside in that: when the lock is unlocked, the magnetic block is placed in the magnetic block limiting groove, the armature moves towards the direction of the magnet under the action of the adsorption force of the magnetic block, and then the locking fixture block is driven to move, so that the locking fixture block is separated from the locking bolt stopping groove, the locking bolt support moves upwards under the elastic force of the locking bolt reset spring, and the locking bolt is popped out, so that the unlocking is realized; when the lock is closed, the magnetic block is drawn away, the lock tongue is directly pressed downwards, the locking clamping block moves towards the locking clamping groove under the elastic force of the locking clamping block return spring and enters the locking clamping groove, and the lock is closed; the utility model discloses simple structure, easy to operate.

Drawings

FIG. 1 is an overall schematic view of the anti-theft display case;

FIG. 2 is an internal structural view of the magnetic lock in an unlocked state;

FIG. 3 is an internal structural view of the magnetic lock in the locked state;

FIG. 4 is a simplified schematic illustration of the lock housing;

fig. 5 is a simplified schematic of the deadbolt and deadbolt bracket.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

The invention will be further explained and illustrated with reference to fig. 1-5.

Referring to fig. 1, the anti-theft display box is provided with the magnetic lock, and the display box can be made of transparent materials and is convenient to display.

Referring to fig. 2 to 5, the magnetic lock comprises a lock case (1), wherein a bolt (2) is contained in the lock case (1), the bolt is connected with a bolt support (21), a bolt stop slot (22) is formed in the bolt support (21), and a bolt return spring (3) is arranged between the bolt support (21) and the lock case (1); the lock shell (1) is further provided with a locking clamping block (4) matched with the lock tongue stopping groove (22) for use, one end of the locking clamping block (4) is connected with the lock shell (1) through a hinge shaft (41), the other end of the locking clamping block (4) is provided with an armature (42), and the locking clamping block (4) is further connected with a locking clamping block return spring (43); a magnet limiting groove (5) is further formed in the position, corresponding to the armature (42), of the lock shell (1), after a magnetic block (001) is inserted into the magnet limiting groove (5) in fig. 1, in an unlocking state shown in fig. 2, the armature (42) rotates to an armature contact surface close to the magnet limiting groove (5), a locking fixture block reset spring (43) is compressed, a locking fixture block (4) is separated from a lock tongue limiting groove (22), a lock tongue support (21) moves upwards under the action of the elastic force of the lock tongue reset spring (3), and a lock tongue (2) pops out to realize unlocking; when the lock is closed, the lock tongue (2) is directly pressed down.

The lock shell (1) is further provided with a spring bolt support guide groove, and the spring bolt support guide groove comprises a first guide block (61) and a second guide block (62) which are arranged in opposite directions.

The end of spring bolt support (21) be equipped with type of falling U stopper (7), the U type bottom of type of falling U stopper (7) be equipped with first spring stopper (71), lock shell (1) bottom with first spring stopper (71) just right position be equipped with second spring stopper (72), the spring head end fix second spring stopper (72) on, the end cover of spring locate first spring stopper (71).

The lock shell (1) is further provided with a first limiting strip (81) and a second limiting strip (82) which are parallel to each other, and the inverted U-shaped limiting block (7) is located between the first limiting strip (81) and the second limiting strip (82).

The lock is characterized in that a bolt positioning hole (9) is further formed in the top of the lock shell (1), 3 bolt positioning holes (9) are formed in the lock shell (4), and a bolt positioning block (91) corresponding to the bolt positioning hole (9) is arranged on the bolt (2).

Furthermore, a locking clamping block reset spring fixing block (44) is further arranged on the lock shell (1), and the head end of the locking clamping block reset spring (43) is fixed on the locking clamping block reset spring fixing block (44).

Claims

1. A magnetic lock is characterized by comprising a lock shell, wherein a spring bolt is contained in the lock shell and is connected with a spring bolt support, a spring bolt stopping groove is formed in the spring bolt support, and a spring bolt reset spring is arranged between the spring bolt support and the lock shell; the lock shell is also provided with a locking clamping block matched with the dead slot of the lock tongue, one end of the locking clamping block is connected with the lock shell through a hinge shaft, the other end of the locking clamping block is provided with an armature, and the locking clamping block is also connected with a locking clamping block reset spring; and a magnet limiting groove is also arranged on the lock shell at a position corresponding to the armature.

2. The magnetic lock of claim 1, wherein the lock housing further comprises a spring bolt support guide slot, and the spring bolt support guide slot comprises a first guide block and a second guide block.

3. The magnetic lock as claimed in claim 1, wherein the end of the spring bolt support is provided with an inverted U-shaped stopper, the U-shaped bottom of the inverted U-shaped stopper is provided with a first spring stopper, the bottom of the lock case is provided with a second spring stopper opposite to the first spring stopper, the head end of the spring bolt return spring is fixed on the second spring stopper, and the end of the spring is sleeved on the first spring stopper.

4. A magnetic lock as claimed in claim 3 wherein the housing further comprises first and second parallel stop strips, the U-shaped stop being located between the first and second stop strips.

5. The magnetic lock as claimed in claim 1, wherein a bolt positioning hole is further formed at the top of the lock case, and a bolt positioning block corresponding to the bolt positioning hole is formed on the bolt.

6. The magnetic lock of claim 1, wherein the magnet retaining groove is provided with an armature contact surface at a location where the armature contacts the magnet retaining groove.

7. The magnetic lock as claimed in claim 1, wherein the lock housing further comprises a locking latch return spring fixing block, and the head end of the locking latch return spring is fixed to the locking latch return spring fixing block.

8. An anti-theft display case, characterized in that it is provided with a magnetic lock according to any one of claims 1 to 7.