CN216341496U

CN216341496U - Lock core

Info

Publication number: CN216341496U
Application number: CN202122582631.7U
Authority: CN
Inventors: 杨海波
Original assignee: Suzhou Reliable Precision Hardware Co ltd
Current assignee: Suzhou Reliable Precision Hardware Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-19
Anticipated expiration: 2031-10-26

Abstract

The utility model relates to the technical field of lock cylinders, and discloses a lock cylinder, which solves the problems that after the existing lock cylinder is installed and used, the position of a lock hole is inconvenient to achieve better protection, external foreign matters can easily enter the lock hole to cause lock hole blockage, and the normal operation of the lock cylinder is influenced; according to the utility model, after the lock cylinder body is installed and used, the position of the lock hole is convenient for achieving better protection, external foreign matters can be effectively prevented from entering the lock cylinder body, the lock hole is prevented from being blocked, so that the normal operation of the lock cylinder body can be ensured, and the use requirements of people can be better met.

Description

Lock core

Technical Field

The utility model belongs to the technical field of lock cylinders, and particularly relates to a lock cylinder.

Background

The lock core is a main part for controlling the lock to be opened, is a heart of the lock, and refers to a core part which can rotate along with a key and drive a lock bolt to move.

The lock core that has now is installing the use back, and the position of its lockhole is not convenient for reach better protection, has outside foreign matter easily and can get into wherein, leads to the lockhole to block up, influences the normal operating of lock core to the user demand who satisfies people that is not convenient for better.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the lock cylinder, which effectively solves the problems that after the existing lock cylinder is installed and used, the position of a lock hole is inconvenient to achieve better protection, and external foreign matters can easily enter the lock hole, so that the lock hole is blocked, and the normal operation of the lock cylinder is influenced.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a lock core, includes the lock core body, install circular frame on the lock core body, circular port has been seted up with the lockhole corresponding position of lock core body on the circular frame, installs protection machanism on the circular frame.

Preferably, the protection machanism includes circular backplate, and the diameter of circular backplate is greater than the diameter of circular port, two first swing joint axles are installed to the outside limit symmetry of circular backplate, install swing joint pole on the first swing joint axle, swing joint pole is kept away from the one end of first swing joint axle and is installed the second swing joint axle, install the movable block on the second swing joint axle, install the movable rod on the movable block, the inside of circular frame and the outside cover that is located the movable rod are equipped with the spring, the one end that the movable block was kept away from to the movable rod runs through and extends to the outside of circular frame, the one end that the movable block was kept away from to the movable rod is installed the stopper.

Preferably, the circular guard plate is provided with a poking block, and the poking block is of a cylindrical structure.

Preferably, a first stop block is installed at the top end of the inside of the circular frame, a second stop block is installed at the bottom end of the inside of the circular frame, and the arc-shaped groove structure is formed in one side edge, close to each other, of the first stop block and the second stop block.

Preferably, a threaded connection groove is formed in one side edge, close to the movable block, of the movable rod, and a threaded connection block is installed on one side edge, close to the movable rod, of the movable block.

Preferably, the limiting block is of a circular block structure, and the outer side edge of the limiting block is annularly provided with an anti-skidding tooth socket.

Preferably, two baffles are symmetrically arranged on the circular frame, and the two baffles are of fan-shaped structures.

Compared with the prior art, the utility model has the beneficial effects that:

1) in the operation, through the interaction of the arranged circular frame, the circular hole and the protection mechanism, after the lock cylinder body is installed and used, the position of the lock hole is convenient to achieve better protection, external foreign matters can be effectively prevented from entering the lock hole, and the lock hole is prevented from being blocked, so that the normal operation of the lock cylinder body can be ensured;

2) in operation, through the baffle of two fan-shaped structures that set up, can form on circular frame and shelter from to in protecting protection machanism, ensured the work that protection machanism can be better, so that can be better protect the lock core body, thereby be convenient for can be better satisfy people's user demand.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a circular frame structure according to the present invention;

FIG. 3 is a schematic view of the protective mechanism of the present invention;

fig. 4 is a schematic view of a connection structure of the movable rod and the movable block of the present invention.

In the figure: 1. a lock cylinder body; 2. a circular frame; 3. a circular hole; 4. a protection mechanism; 5. a circular guard plate; 6. a first movable connecting shaft; 7. a movable connecting rod; 8. a second movable connecting shaft; 9. a movable block; 10. a movable rod; 11. a spring; 12. a limiting block; 13. a shifting block; 14. a first stopper; 15. a second stopper; 16. connecting grooves by screw threads; 17. a threaded connection block; 18. and a baffle plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1, 2, 3 and 4, the lock cylinder comprises a lock cylinder body 1, wherein a circular frame 2 is installed on the lock cylinder body 1, a circular hole 3 is formed in the circular frame 2 at a position corresponding to a lock hole of the lock cylinder body 1, a protection mechanism 4 is installed on the circular frame 2, two baffles 18 are symmetrically installed on the circular frame 2, and the two baffles 18 are both of a fan-shaped structure;

in the use, through the circular frame 2 that sets up, circular port 3 and protection machanism 4's interact, can make lock core body 1 install the use back, the position of its lockhole is convenient for reach better protection, can effectually prevent that outside foreign matter from getting into wherein, it blocks up to have avoided the lockhole to take place, so that can ensure lock core body 1's normal operating, and baffle 18 through two fan-shaped structures that set up, can form on circular frame 2 and shelter from, so that protect protection machanism 4, the work that protection machanism 4 can be better has been ensured, so that can be better protect lock core body 1, thereby be convenient for can be better satisfy people's user demand.

In the second embodiment, on the basis of the first embodiment, the protection mechanism 4 includes a circular protection plate 5, the diameter of the circular protection plate 5 is larger than that of the circular hole 3, a poking block 13 is installed on the circular protection plate 5, the poking block 13 is of a cylindrical structure, two first movable connecting shafts 6 are symmetrically installed on the outer side edge of the circular protection plate 5, a movable connecting rod 7 is installed on the first movable connecting shaft 6, a second movable connecting shaft 8 is installed at one end of the movable connecting rod 7 away from the first movable connecting shaft 6, a movable block 9 is installed on the second movable connecting shaft 8, a movable rod 10 is installed on the movable block 9, a spring 11 is sleeved inside the circular frame 2 and on the outer side of the movable rod 10, one end of the movable rod 10 away from the movable block 9 penetrates and extends to the outer side of the circular frame 2, a limiting block 12 is installed at one end of the movable rod 10 away from the movable block 9, a first stop block 14 is installed at the top end inside the circular frame 2, a second stop block 15 is arranged at the bottom end inside the circular frame 2, and arc-shaped groove structures are formed in the side edges, close to each other, of the first stop block 14 and the second stop block 15;

in use, the poking block 13 is pulled to move downwards, the poking block 13 drives the circular guard plate 5 to move downwards, the circular guard plate 5 drives the movable connecting rod 7 to move under the action of the first movable connecting shaft 6, the movable connecting rod 7 pushes the movable block 9 to move under the action of the second movable connecting shaft 8, the movable block 9 drives the movable rod 10 to move, meanwhile, the movable block 9 moves to extrude the spring 11 under the action of the circular frame 2, so that the spring 11 generates elastic deformation, after the circular guard plate 5 moves downwards to the middle point of the first stop 14 and the second stop 15, the movable block 9 is pushed to move under the action of the counter-elasticity generated by the deformation of the spring 11, the movable block 9 pushes the circular guard plate 5 to move under the mutual action of the second movable connecting shaft 8, the movable connecting shaft 7 and the first movable connecting shaft 6, and the circular guard plate 5 is enabled to contact with the second stop 15, remove sheltering from of circular backplate 5 to circular port 3 this moment, the user can carry out the operation of unblanking, the back is accomplished in the operation of unblanking, pulling is dialled piece 13 and is upwards removed, it drives circular backplate 5 rebound to dial piece 13, then repeat above-mentioned operation, make circular backplate 5 and first dog 14 contact, make circular backplate 5 protect circular port 3 and shelter from, can effectually prevent that outside foreign matter from entering into the lockhole inside, avoided the lockhole to take place to block up, so that can ensure lock core body 1's normal operating.

In the third embodiment, on the basis of the second embodiment, a threaded connecting groove 16 is formed in one side edge of the movable rod 10 close to the movable block 9, a threaded connecting block 17 is installed on one side edge of the movable block 9 close to the movable rod 10, the limiting block 12 is of a circular block structure, and an anti-skid tooth groove is formed in the outer side edge of the limiting block 12 in a surrounding mode;

in the use, rotatory stopper 12 drives movable rod 10 and rotates, under the interact of thread connection groove 16 and threaded connection piece 17, can be convenient for install or dismantle between movable rod 10 and the movable block 9 to can install or dismantle protection machanism 4 when using, make things convenient for people to operate, thereby be convenient for can be better satisfy people's user demand.

The working principle is as follows: when the circular guard plate device works, the poking block 13 is pulled to move downwards, the poking block 13 drives the circular guard plate 5 to move downwards, the circular guard plate 5 drives the movable connecting rod 7 to move under the action of the first movable connecting shaft 6, the movable connecting rod 7 pushes the movable block 9 to move under the action of the second movable connecting shaft 8, the movable block 9 drives the movable rod 10 to move, meanwhile, the movable block 9 moves to extrude the spring 11 under the action of the circular frame 2, so that the spring 11 generates elastic deformation, after the circular guard plate 5 moves downwards to the middle point of the first stop block 14 and the second stop block 15, the movable block 9 is pushed to move under the action of the counter-elasticity generated by the deformation of the spring 11, the movable block 9 pushes the circular guard plate 5 to move under the interaction of the second movable connecting shaft 8, the movable connecting rod 7 and the first movable connecting shaft 6, and enables the circular guard plate 5 to contact with the second stop block 15, remove sheltering from of circular backplate 5 to circular port 3 this moment, the user can carry out the operation of unblanking, the back is accomplished in the operation of unblanking, pulling is dialled piece 13 and is upwards removed, it drives circular backplate 5 rebound to dial piece 13, then repeat above-mentioned operation, make circular backplate 5 and first dog 14 contact, make circular backplate 5 protect circular port 3 and shelter from, can effectually prevent that outside foreign matter from entering into the lockhole inside, avoided the lockhole to take place to block up, so that can ensure lock core body 1's normal operating.

Claims

1. A lock cylinder, includes lock cylinder body (1), its characterized in that: install circular frame (2) on lock core body (1), circular port (3) have been seted up with the lockhole corresponding position of lock core body (1) on circular frame (2), install protection machanism (4) on circular frame (2).

2. A lock cylinder according to claim 1, characterized in that: protection machanism (4) are including circular backplate (5), and the diameter of circular backplate (5) is greater than the diameter of circular port (3), two first swing joint axles (6) are installed to the outside limit symmetry of circular backplate (5), install swing joint pole (7) on first swing joint axle (6), second swing joint axle (8) are installed to the one end that first swing joint axle (6) were kept away from in swing joint pole (7), install movable block (9) on second swing joint axle (8), install movable rod (10) on movable block (9), the inside of circular frame (2) and the outside cover that is located movable rod (10) are equipped with spring (11), the one end that movable block (9) were kept away from in movable rod (10) runs through and extends to the outside of circular frame (2), stopper (12) are installed to the one end that movable block (9) were kept away from in movable rod (10).

3. A lock cylinder according to claim 2, characterized in that: the circular guard plate (5) is provided with a poking block (13), and the poking block (13) is of a cylindrical structure.

4. A lock cylinder according to claim 3, characterized in that: a first stop block (14) is installed at the top end of the interior of the circular frame (2), a second stop block (15) is installed at the bottom end of the interior of the circular frame (2), and arc-shaped groove structures are formed in one side edge, close to each other, of the first stop block (14) and the second stop block (15).

5. A lock cylinder according to claim 4, characterized in that: one side edge of the movable rod (10) close to the movable block (9) is provided with a threaded connecting groove (16), and one side edge of the movable block (9) close to the movable rod (10) is provided with a threaded connecting block (17).

6. A lock cylinder according to claim 5, characterized in that: the limiting block (12) is of a circular block structure, and the outer side edge of the limiting block (12) is annularly provided with an anti-skidding tooth socket.

7. A lock cylinder according to claim 6, characterized in that: two baffles (18) are symmetrically arranged on the circular frame (2), and the two baffles (18) are of fan-shaped structures.