CN220451593U

CN220451593U - Magnetic lock core

Info

Publication number: CN220451593U
Application number: CN202321295979.0U
Authority: CN
Inventors: 严淑冰
Original assignee: Wenzhou Nanheng Intelligent Technology Co ltd
Current assignee: Wenzhou Nanheng Intelligent Technology Co ltd
Priority date: 2023-05-24
Filing date: 2023-05-24
Publication date: 2024-02-06
Anticipated expiration: 2033-05-24

Abstract

The utility model discloses a magnetic lock cylinder, which comprises a lock shell, wherein a lock tongue and a rotatable thumb wheel are arranged in the lock shell, the lock tongue can extend out of or retract into the lock shell, one end of the lock shell for the lock tongue to enter and exit is provided with a mounting plate, the mounting plate is provided with a mounting hole and a movable hole for the lock tongue to stretch out and draw back, the lock shell comprises an upper shell, a lower shell and a positioning sleeve, the upper shell or the lower shell is integrally formed with the mounting plate, the lock shell comprises a rectangular frame and a positioning plate, the positioning plate is provided with a threaded hole, the upper shell and the lower shell are inserted into the rectangular hole in the rectangular frame after being matched, the positioning sleeve is provided with a waist-shaped hole corresponding to the upper shell and/or the lower shell, the waist-shaped hole is provided with a fastener in threaded connection with the threaded hole; the utility model sets the locating sleeve to improve the connection strength and the installation strength of the lock shell.

Description

Magnetic lock core

Technical Field

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

Background

The door lock is a hardware installed on the door for keeping the safety of the room or personal storage space, the basic structure of the door lock comprises a lock tongue which can stretch and retract under the action of external force and is matched with a buckling box installed on the door frame, and the door can be prevented from being opened under the unexpected conditions of wind blowing and the like.

The chinese patent document with publication number CN214886201U proposes a magnetic lock body, which comprises a lock shell, wherein a lock tongue and a rotatable thumb wheel are arranged in the lock shell, the lock tongue can extend out of or retract into the lock shell, a lock frame is slidably arranged in the lock shell, the lock tongue comprises a lock plate and a lock head fixedly or integrally connected on the lock frame, an accommodating groove is formed in one side opening of the lock head, a magnetic part is arranged in the accommodating groove, the lock plate is coated on the periphery of the lock head to seal the notch of the accommodating groove, an elongated groove is arranged on the lock frame along the sliding direction of the lock frame, a poking plate extends into the elongated groove, an interference surface which can be matched with the poking plate is arranged on the inner wall of the rear end of the elongated groove, the poking plate is interfered on the interference surface of the elongated groove, and the poking wheel rotates to enable the lock frame to drive the lock tongue to slide backwards into the lock shell.

The existing lock housing has the following problems, firstly: the lock shell includes epitheca and inferior valve, and epitheca and inferior valve adopt threaded connection or joint complex mode, if the mode of joint then lock shell joint strength is not enough, and the lock shell design exists the limitation, second: the front end of the lock shell is provided with a mounting plate, a threaded hole is formed in the mounting plate for connecting fasteners, but the mounting plate is connected only through the fasteners at the outer end, the mounting strength is still to be improved, and the lock shell structure of the lock core is improved based on the problem.

Disclosure of Invention

The utility model aims to overcome the defects and the shortcomings of the prior art and provides a magnetic lock cylinder.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a magnetism lock core, includes the lock shell, is equipped with spring bolt and rotatable thumb wheel in the lock shell, and the spring bolt can stretch out or retract in the lock shell, the one end that supplies the spring bolt business turn over is provided with mounting panel and has seted up the mounting panel on the lock shell and supplies the flexible movable hole of spring bolt, the lock shell includes epitheca, inferior valve and locating sleeve, epitheca or inferior valve and mounting panel integrated into one piece, the locating sleeve includes rectangle frame and locating plate, the screw hole has been seted up on the locating plate, the rectangular hole of cartridge in the rectangle frame after epitheca and inferior valve cooperation, the locating sleeve is provided with waist shape hole corresponding to epitheca and/or inferior valve position, waist shape hole internal-arrangement has the fastener with screw hole threaded connection.

As a preferable technical scheme of the utility model, a panel is clamped outside the mounting plate, a hook head is arranged on the panel, a clamping groove is formed in the mounting plate, a boss is arranged in the clamping groove, a mounting area for the hook head to enter is formed between one side, relatively far away from the hook head, of the boss and the clamping groove, and the boss is limited among the hook head, the clamping groove and the panel.

As a preferable technical scheme of the utility model, a lock frame is connected in the lock shell in a sliding way, the lock tongue is arranged at the front end of the lock frame, the lock frame is provided with a long groove along the sliding direction of the lock frame, the poking wheel extends into the long groove to form a poking piece, the inner wall of the rear end of the long groove is provided with a butting block, and the butting block is provided with a butting inclined plane matched with the poking piece, and the poking piece is butted on the butting inclined plane of the long groove by rotating the poking wheel, so that the lock frame drives the lock tongue to slide backwards into the lock shell.

As a preferable technical scheme of the utility model, the lock tongue comprises a lock head, a lock sleeve and a magnetic piece, wherein the lock head is integrally or separately arranged at the front end of a lock frame, the front end of the lock head is provided with an installation groove with an opening, two sides of the installation groove are internally provided with limit lugs, two side walls of the magnetic piece are provided with limit grooves, the magnetic piece is inserted into the installation groove, and the lock sleeve is inserted into the front end of the lock head to seal the notch of the installation groove.

As a preferable technical scheme of the utility model, the lock frame comprises two sliding plates, the long grooves are formed in the rear ends of the sliding plates, first stop blocks are arranged at positions, corresponding to the front ends of the long grooves, of the two sliding plates, a limit baffle is fixedly connected in the lock shell, a spring groove is formed between the limit baffle and the first stop blocks, and a spring is arranged in the spring groove.

As a preferable technical scheme of the utility model, the limit baffle is L-shaped as a whole, and comprises a second stop block and a side plate.

In summary, the beneficial effects of the utility model are as follows: the locating sleeve is inserted into the lock shell, so that the connection strength of the upper shell and the lower shell is improved, in addition, the locating plate of the locating sleeve is abutted against the inner side of the door frame, and the two side plates of the locating plate are locked by matching with the fastener at the outer end of the mounting plate, so that the mounting strength of the lock shell is improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the lock cylinder and door frame of the utility model;

FIG. 2 is an exploded view of the present utility model;

FIG. 3 is a schematic view of the structure of the panel of the present utility model;

FIG. 4 is an enlarged view of portion A of FIG. 2;

FIG. 5 is a schematic view of the internal structure of the lock cylinder of the present utility model;

FIG. 6 is a schematic view of the structure of the lock bracket of the present utility model;

fig. 7 is an enlarged view of a portion B of fig. 6.

Reference numerals: 1. a lock case; 2. a bolt; 3. a thumb wheel; 4. a mounting plate; 5. a mounting hole; 6. a movable hole; 7. an upper case; 8. a lower case; 9. a positioning sleeve; 10. a rectangular frame; 11. a positioning plate; 12. waist-shaped holes; 13. a panel; 14. a hook head; 15. a clamping groove; 16. a boss; 17. a mounting area; 18. a lock frame; 19. a long groove; 20. a pulling piece; 21. a collision block; 22. an abutting inclined plane; 23. a lock head; 24. a lock sleeve; 25. a magnetic member; 26. a mounting groove; 27. a limit bump; 28. a limit groove; 29. a slide plate; 30. a first stopper; 31. a limit baffle; 32. a spring; 33. a second stopper; 34. a side plate; 35. and a door frame.

Description of the embodiments

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Specific embodiments of the present utility model are described below with reference to the accompanying drawings.

The magnetic lock core as shown in fig. 1 to 7 comprises a lock shell 1, wherein a lock tongue 2 and a rotatable thumb wheel 3 are arranged in the lock shell 1, the lock tongue 2 can extend out of or retract into the lock shell 1, one end of the lock shell 1, which is provided with a mounting plate 4 for the lock tongue 2 to enter and exit, is provided with a mounting hole 5 and a movable hole 6 for the lock tongue 2 to stretch out and retract, the lock shell 1 comprises an upper shell 7, a lower shell 8 and a positioning sleeve 9, the upper shell 7 or the lower shell 8 and the mounting plate 4 are integrally formed, the positioning sleeve 9 comprises a rectangular frame 10 and a positioning plate 11, a threaded hole is formed in the positioning plate 11, the upper shell 7 and the lower shell 8 are matched and then are inserted into the rectangular hole in the rectangular frame 10, the positioning sleeve 9 is provided with a waist-shaped hole 12 corresponding to the upper shell 7 and/or the lower shell 8, the waist-shaped hole 12 is provided with a fastener in threaded connection with the threaded hole.

The locating sleeve 9 is inserted into the lock shell 1, so that the connection strength of the upper shell 7 and the lower shell 8 is improved, in addition, the locating plate 11 of the locating sleeve 9 abuts against the inner side of the door frame 35, the two side plates 34 of the locating plate 11 are locked by matching with the fastening piece at the outer end of the mounting plate 4, the mounting strength of the lock shell 1 is improved, and the locating sleeve 9 is adjusted to abut against the door frame 35, so that the door core is prevented from falling out.

The panel 13 is clamped outside the mounting plate 4, the hook head 14 is arranged on the panel 13, the clamping groove 15 is formed in the mounting plate 4, the boss 16 is arranged in the clamping groove 15, a mounting area 17 for the hook head 14 to enter is formed between one side, relatively far away from the hook head 14, of the boss 16 and the clamping groove 15, and the boss 16 is limited among the hook head 14, the clamping groove 15 and the panel 13.

The lock case 1 is connected with a lock frame 18 in a sliding manner, the lock tongue 2 is arranged at the front end of the lock frame 18, the lock frame 18 is provided with a long groove 19 along the sliding direction, the driving wheel 3 extends into the long groove 19 to form a poking piece 20, the inner wall of the rear end of the long groove 19 is provided with a poking block 21, the inner wall of the rear end of the long groove 19 is provided with a poking inclined surface 22 matched with the poking piece 20, and the poking piece 20 is propped against the poking inclined surface 22 of the long groove 19 by rotating the driving wheel 3 so that the lock frame 18 drives the lock tongue 2 to slide backwards into the lock case 1.

The lock tongue 2 comprises a lock head 23, a lock sleeve 24 and a magnetic piece 25, wherein the lock head 23 is integrally or separately arranged at the front end of the lock frame 18, an installation groove 26 with an opening is formed in the front end of the lock head 23, limit protruding blocks 27 are arranged inside two sides of the installation groove 26, limit grooves 28 are formed in two side walls of the magnetic piece 25, the magnetic piece 25 is inserted into the installation groove 26, and the lock sleeve 24 is inserted into the front end of the lock head 23 to seal a notch of the installation groove 26.

The lock frame 18 comprises two sliding plates 29, the long grooves 19 are formed in the rear ends of the sliding plates 29, first stop blocks 30 are arranged at positions, corresponding to the front ends of the long grooves 19, of the two sliding plates 29, limit baffles 31 are fixedly connected in the lock shell 1, spring 32 grooves are formed between the limit baffles 31 and the first stop blocks 30, springs 32 are arranged in the spring 32 grooves, the whole limit baffles 31 are L-shaped, and the limit baffles 31 comprise second stop blocks 33 and side plates 34.

Working principle: at the moment of closing the door, the magnetic piece 25 in the lock tongue 2 is attracted to the magnetic piece 25 in the buckling box of the door frame 35, so that the lock tongue 2 is attracted and pulled out to enter the buckling box of the door frame 35, the door is closed, the lock frame 18 slides forwards along with the lock tongue 2 at the moment, the abutting inclined plane 22 of the long groove 19 abuts against the poking piece 20 of the poking wheel 3 forwards, and the spring 32 between the first stop block 30 and the limit baffle 31 is compressed; during unlocking, the handle drives the thumb wheel 3 to rotate, and the shifting piece 20 rotates to drive the lock frame 18 to slide backwards, so that the lock tongue 2 slides backwards into the lock shell 1 and is quickly reset under the elastic restoring force of the spring 32, and unlocking is realized.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing description as preferred embodiments of the utility model, but rather that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents.

Claims

1. The utility model provides a magnetism lock core, includes the lock shell, is equipped with spring bolt and rotatable thumb wheel in the lock shell, and the spring bolt can stretch out or retract in the lock shell, the one end that supplies the spring bolt business turn over on the lock shell is provided with the mounting panel and has seted up the mounting hole on the mounting panel and supplies the flexible movable hole of spring bolt, its characterized in that: the lock shell comprises an upper shell, a lower shell and a positioning sleeve, wherein the upper shell or the lower shell is integrally formed with a mounting plate, the positioning sleeve comprises a rectangular frame and a positioning plate, threaded holes are formed in the positioning plate, the upper shell and the lower shell are matched and then are inserted into rectangular holes in the rectangular frame, waist-shaped holes are formed in positions, corresponding to the upper shell and/or the lower shell, of the positioning sleeve, threaded holes are formed in positions, corresponding to the waist-shaped holes, of the upper shell and/or the lower shell, and fasteners in threaded connection with the threaded holes are arranged in the waist-shaped holes.

2. The magnetic lock core of claim 1, wherein: the mounting plate is externally clamped with a panel, the panel is provided with a hook head, a clamping groove is formed in the mounting plate, a boss is arranged in the clamping groove, a mounting area for the hook head to enter is formed between one side, far away from the hook head, of the boss and the clamping groove, and the boss is limited among the hook head, the clamping groove and the panel.

3. The magnetic lock core of claim 1, wherein: the lock comprises a lock shell, and is characterized in that a lock frame is connected in a sliding manner in the lock shell, the lock tongue is arranged at the front end of the lock frame, a long groove is formed in the lock frame along the sliding direction of the lock frame, a shifting piece is formed by extending inwards in the long groove on a shifting wheel, an abutting block is arranged on the inner wall of the rear end of the long groove, an abutting inclined surface matched with the shifting piece is arranged on the abutting block, and the shifting piece is abutted on the abutting inclined surface of the long groove through rotating the shifting wheel, so that the lock frame drives the lock tongue to slide into the lock shell backwards.

4. A magnetic lock core according to claim 3, characterized in that: the lock tongue is wrapped with tapered end, lock sleeve and magnetic part, the tapered end is integrative or the components of a whole that can function independently sets up in the lock frame front end, and the tapered end front end is provided with the mounting groove of taking the open-ended and the inside spacing lug that is provided with in both sides of mounting groove, the both sides wall of magnetic part is provided with the spacing groove, magnetic part cartridge is in the mounting groove, the lock sleeve cartridge is in the tapered end front end in order to seal the notch of mounting groove.

5. The magnetic lock core of claim 4, wherein: the lock frame comprises two sliding plates, the long grooves are formed in the rear ends of the sliding plates, first stop blocks are arranged at positions, corresponding to the front ends of the long grooves, of the two sliding plates, limiting baffle plates are fixedly connected in the lock shell, a spring groove is formed between the limiting baffle plates and the first stop blocks, and springs are arranged in the spring groove.

6. The magnetic lock core of claim 5, wherein: the limit baffle is L-shaped as a whole, and comprises a second stop block and a side plate.