CN220599472U - Lockset and cabinet body - Google Patents

Abstract

The utility model belongs to the technical field of locks, and relates to a lock and a cabinet body. The lockset comprises a mounting seat, a rotatable curved cam and a telescopic lock bolt; the rotatable curved cam can be rotatably arranged in the mounting seat, the telescopic lock bolt is arranged in the mounting seat in a penetrating manner, the axis of the rotatable curved cam is parallel to the axis of the telescopic lock bolt, the rotatable curved cam is provided with a high-low curved surface, and the high-low curved surface comprises a low-region curved surface and a high-region curved surface which can be transited to the low-region curved surface; one end of the telescopic lock bolt is movably arranged on the high-low curved surface; under the driving force, one end of the telescopic lock bolt, which is propped against the high-low curved surface, can rotate relative to the high-low curved surface, and the high-region curved surface pushes the telescopic lock bolt to extend out; the retractable lock bolt can retract when the curved surface of the low area is opposite to the retractable lock bolt; the rotatable curved cam is provided with a blocking part, the telescopic lock bolt is provided with a limiting part, and when the telescopic lock bolt is retracted and unlocked, the limiting part and the blocking edge are blocked mutually.

Description

Lockset and cabinet body

Technical Field

The utility model relates to the technical field of locks, in particular to a lock and a cabinet body.

Background

The lock history is long, and the original lock is generally a mechanical lock, which is unlocked by a mechanical key, but various intelligent locks are gradually developed along with the development of scientific technology. The intelligent lockset comprises an electronic lock, a magnetic lock, a sound control lock, a fingerprint lock, a remote control lock and the like.

At present, the lock is locked through a telescopic lock bolt, but the telescopic lock bolt is easy to be forcibly pulled out by people and then is plugged with foreign matters, so that the lock cannot be locked, and the safety and the reliability are poor.

Disclosure of Invention

The utility model aims to provide a lockset and a cabinet body, wherein the lockset is high in safety and reliability.

The utility model discloses a lockset, which comprises a mounting seat, a rotatable curved cam and a telescopic lock bolt, wherein the mounting seat is provided with a cam seat; the mounting seat comprises a mounting seat; the rotatable curved cam can be rotatably arranged in the mounting seat, the telescopic lock bolt is arranged in the mounting seat in a telescopic way, the axis of the rotatable curved cam is parallel to the axis of the telescopic lock bolt, the rotatable curved cam is provided with a high-low curved surface, and the high-low curved surface comprises a low-region curved surface and a high-region curved surface which can be transited to the low-region curved surface; one end of the telescopic lock bolt is movably arranged on the high-low curved surface; under the driving force, one end of the telescopic lock bolt, which is propped against the high-low curved surface, can rotate relative to the high-low curved surface, and the high-region curved surface pushes the telescopic lock bolt to extend out; the retractable latch is retractable when the lower curved surface is opposite the retractable latch.

The rotatable curved cam is provided with a blocking part, the telescopic lock bolt is provided with a limiting part, and when the telescopic lock bolt is retracted and unlocked, the limiting part and the blocking edge are blocked mutually to limit the telescopic lock bolt to extend out.

Optionally, one end of the telescopic lock plunger propping against the high-low curved surface is provided with a mounting slot, and a rotating wheel is arranged in the mounting slot through a pin shaft;

or, one end of the telescopic lock plunger, which is propped against the high-low curved surface, is provided with a ball hole, and movable balls are arranged in the ball hole.

Optionally, one end of the pin shaft facing the high-low curved surface passes through the telescopic lock bolt to extend out to form the limit part.

Optionally, the lockset further comprises a driving piece, wherein the driving piece is arranged in the mounting seat and is connected with the rotatable curved cam and used for driving the rotatable curved cam to rotate; the driving piece is a motor, a mounting column is arranged on the rotatable curved cam, and the rotatable curved cam is arranged on a rotating shaft of the motor through the mounting column; the blocking portion is connected with the mounting post.

Optionally, the blocking part is provided with a hollow cavity; and a through hole is formed in the curved surface of the low area, and the through hole is opposite to the blocking edge.

Optionally, the lockset further comprises a driving piece, wherein the driving piece is arranged in the mounting seat and is connected with the rotatable curved cam and used for driving the rotatable curved cam to rotate; the driving piece is a motor, and the rotatable curved cam is arranged on an output shaft of the motor; the telescopic lock bolt is arranged in parallel with the output shaft of the motor, and the high-low curved surface is positioned on one surface of the rotatable curved cam facing the motor.

Optionally, a limiting cylinder is arranged in the mounting seat, and the telescopic lock bolt is mounted in the limiting cylinder.

Optionally, a plurality of axially extending convex strips are arranged on the inner wall surface of the limiting cylinder at intervals, and the heights of the convex strips gradually increase from one end close to the rotatable curved cam to one end far away from the rotatable curved cam.

Optionally, two opposite sides of the limiting cylinder are provided with openings extending along the axial direction, and two opposite sides of the telescopic lock bolt are provided with convex columns which are positioned in the openings.

Optionally, the lock further comprises an elastic piece, the elastic piece is a spring, the spring is sleeved on the limiting cylinder, and the convex column abuts against the top of the spring.

The utility model also discloses a cabinet body, which comprises a cabinet door, a cabinet main body and the lockset, wherein the cabinet door is rotatably arranged on the cabinet main body; the lockset is arranged on the cabinet main body or the cabinet door and is used for locking the cabinet door.

When the lockset is in an unlocking state, the limiting part and the blocking edge are mutually blocked so as to limit the extension of the telescopic lock bolt. Like this, if after the tool to lock unblock, when the one end that rotatable curved cam was kept away from to scalable lock plunger was pulled by force to the people, stop along can blockking spacing portion for scalable lock plunger can not be pulled by force, can prevent that the one end that rotatable curved cam was kept away from to scalable lock plunger from being pulled by force to the people after the tool to lock unblock, then increase the foreign matter between scalable lock plunger tip and mount pad and block up, make the condition that the tool to lock can't lock take place, the security of tool to lock is high, the reliability is strong.

Drawings

The accompanying drawings, which are included to provide a further understanding of embodiments 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. It is evident that the figures in the following description are only some embodiments of the utility model, from which other figures can be obtained without inventive effort for a person skilled in the art. In the drawings:

FIG. 1 is an internal schematic view of a lock according to an embodiment of the present utility model;

FIG. 2 is another internal schematic view of the lock according to the embodiment of the present utility model;

FIG. 3 is an exploded view of the lock according to the embodiment of the present utility model;

FIG. 4 is a schematic view of a rotatable curved cam according to an embodiment of the present utility model;

FIG. 5 is a schematic view of a mounting base according to an embodiment of the present utility model;

FIG. 6 is an enlarged partial view of portion A of FIG. 5;

fig. 7 is a schematic view of a lock according to an embodiment of the utility model.

1, a mounting seat; 11. a limiting cylinder; 111. a convex strip; 112. an opening; 2. a driving member; 3. a rotatable curved cam; 31. a high-low curved surface; 311. a low area curved surface; 311a, a blocking portion; 311a1, blocking edges; 311a2, spacing space; 311a3, hollow cavity; 311b, through-hole; 312. a high area curved surface; 32. a mounting column; 4. a retractable lock bolt; 41. a rotating wheel; 42. a convex column; 43. mounting and slotting; 44. a pin shaft; 441. a limit part; 5. an elastic member.

Detailed Description

It is to be understood that the terminology used herein, the specific structural and functional details disclosed are merely representative for the purpose of describing particular embodiments, but that the utility model may be embodied in many alternate forms and should not be construed as limited to only the embodiments set forth herein.

The utility model is described in detail below with reference to the attached drawings and alternative embodiments.

As shown in fig. 1 to 7, as an embodiment of the present utility model, a lock is disclosed, including a mount, a rotatable curved cam 3, and a retractable latch 4. The rotatable curved cam 3 is rotatably installed in the installation seat, the telescopic lock bolt 4 is telescopically arranged in the installation seat 1 in a penetrating way, the axis of the rotatable curved cam 3 is parallel to the axis of the telescopic lock bolt 4, the rotatable curved cam 3 is provided with a high-low curved surface 31, and the high-low curved surface 31 comprises a low-region curved surface 311 and a high-region curved surface 312 which can be transited to the low-region curved surface 311; one end of the telescopic lock bolt 4 is movably arranged on the high-low curved surface 31; under the driving force, one end of the telescopic lock bolt 4 propped against the high-low curved surface 31 and the high-low curved surface 31 can generate relative rotation, and the high-area curved surface 312 pushes the telescopic lock bolt 4 to extend out; the lower curved surface 311 is capable of retracting the retractable latch 4 when it is opposite the retractable latch 4.

The rotatable curved cam 3 is provided with a blocking portion 311a, the telescopic lock bolt 4 is provided with a limiting portion 441, and when the telescopic lock bolt 4 is retracted and unlocked, the limiting portion 441 and the blocking edge 311a1 are blocked mutually to limit the telescopic lock bolt 4 to extend.

When the lock of the present utility model is in an unlocked state, the limiting portion 441 and the blocking edge 311a1 block each other to limit the extension of the retractable lock bolt 4. Like this, if after the tool to lock unblock, when the scalable lock plunger 4 is pulled by force by people and is kept away from the one end of rotatable curved cam 3, stop edge 311a1 can stop spacing portion 441 for scalable lock plunger 4 can not be pulled by force, can prevent that the scalable lock plunger 4 from being pulled by force by people and keeping away from the one end of rotatable curved cam 3 after the tool to lock unblock, then increase the foreign matter jam between scalable lock plunger 4 tip and mount pad 1, make the condition that the tool to lock can't lock take place, the security of tool to lock is high, the reliability is strong.

Optionally, the lock further comprises a driving member 2, wherein the driving member 2 is installed in the mounting seat 1, and the driving member 2 is connected with the rotatable curved cam 3 and is used for driving the rotatable curved cam 3 to rotate. The driving member 2 drives the rotatable curved cam 3 to rotate, the high-area curved surface 312 pushes the retractable latch 4 to extend, and the low-area curved surface 311 can retract the retractable latch 4 when the retractable latch 4 is opposite to the high-area curved surface 311. The lock further comprises an elastic member 5, wherein the elastic member 5 is used for pushing the telescopic lock bolt 4 to retract when the rotatable curved cam 3 rotates to the lower curved surface 311 to be opposite to the telescopic lock bolt 4.

In one embodiment, the lock may be operated by driving the rotatable cam 3 to rotate by the driving member 2, and the high-area curved surface 312 pushes the retractable lock bolt 4 to extend out of the lock, so that the elastic member 5 is compressed, as shown in fig. 1 to 3; when unlocking, the driving piece 2 continues to drive, the rotatable curved cam 3 rotates to the low curved surface 311 to be opposite to the telescopic lock bolt 4, the elastic piece 5 drives the telescopic lock bolt 4 to spring, and the telescopic lock bolt 4 contracts and unlocks. Of course, in other embodiments, other possible manners of operating the lock may be used.

Specifically, the elastic member 5 is installed in the installation seat 1 and connected with the telescopic lock bolt 4, the blocking portion 311a is disposed in the lower curved surface 311, the blocking edge 311a1 is disposed at a side of the blocking portion 311a facing the telescopic lock bolt 4, the blocking edge 311a1 limits the limiting space 311a2 on the blocking portion 311a, and when the lock is in the unlocked state, the limiting portion 441 is inserted into the limiting space 311a2 and can be blocked with the blocking edge 311a 1.

Specifically, the driving member 2 may be a motor, or may be a mechanical lock cylinder, where the motor and the mechanical lock cylinder may be conventional technologies, and are not described herein.

Specifically, in one embodiment, as shown in fig. 1 to 3, an installation slot 43 is formed at one end of the telescopic lock bolt 4 near the high-low curved surface 31, and a rotating wheel 41 is installed in the installation slot 43 through a pin 44, so that the rotating wheel 41 can improve the sliding effect, reduce the rotatable curved cam 3 and the rotation resistance, and make the rotation of the rotatable curved cam 3 easier and smoother. Specifically, the rotating wheel 41 may abut on the high-low curved surface 31. The rotating wheel 41 may be a pulley. Specifically, one end of the telescopic lock bolt 4 facing the high-low curved surface 31 may be in a shape of a circular truncated cone, and the installation groove is formed thereon. In another embodiment, a ball hole (not shown) is formed at one end of the telescopic lock bolt 4 abutting against the high-low curved surface 31, and a movable ball (not shown) is arranged in the ball hole, so that the sliding effect can be improved, the rotation resistance of the rotatable curved cam 3 can be reduced, and the rotation of the rotatable curved cam 3 is easier and smoother.

Specifically, the pin shaft 44 extends through the retractable latch 4 toward one end of the high-low curved surface 31 to form a limit portion 441. In this scheme, the limiting portion 441 is an end portion of the pin shaft 44, and the pin shaft 44 realizes the installation of the rotating wheel 41 and also cooperates with the blocking edge 311a1 to limit. In the unlocked state, the limiting portion 441 of the pin 44 is inserted into the limiting space 311a2, and when the telescopic lock bolt 4 is forcibly pulled away from the end of the rotatable curved cam 3 by a person, the blocking edge 311a1 blocks the pin 44, so that the telescopic lock bolt 4 cannot be forcibly pulled out.

Specifically, the driving piece 2 is a motor, and the rotatable curved cam 3 is arranged on an output shaft of the motor; the telescopic lock plunger 4 is arranged in parallel with the output shaft of the motor, the high-low curved surface 31 is positioned on one surface of the rotatable curved cam 3 facing the motor, the high-low curved surface 31 can directly drive the telescopic lock plunger 4 in the rotating process, and the telescopic lock plunger has the advantages of simple structure, reasonable space utilization and compact structure.

The rotatable curved cam 3 is provided with a mounting column 32, and the rotatable curved cam 3 is mounted on a rotating shaft of the motor through the mounting column 32; the blocking portion 311a is connected to the mounting post 32. The blocking portion 311a is connected to the mounting post 32, and structural strength of both the mounting post 32 and the blocking portion 311a can be improved. Specifically, the blocking portion 311a is provided with a hollow cavity 311a3. The lower curved surface 311 is provided with a through hole 311b, and the through hole 311b is opposite to the blocking edge 311a 1.

As shown in fig. 1 to 3, a limiting cylinder 11 is provided in the mount 1, and the retractable latch 4 is mounted in the limiting cylinder 11. Through setting up spacing section of thick bamboo 11 in mount pad 1, install scalable lock plunger 4 in spacing section of thick bamboo 11, can let the installation and the flexible of scalable lock plunger 4 more stable, can improve the locking degree of firmness of scalable lock plunger 4, be difficult to be destroyed, improve the stability in use of tool to lock. Specifically, one end of the telescopic lock bolt 4 extends out of the mounting seat 1 from the limiting cylinder 11, and the other end extends out of the limiting cylinder 11 from the limiting cylinder 11 to be opposite to the rotatable curved cam 3. Specifically, the stopper cylinder 11 may be cylindrical. Of course, in other embodiments, the limiting cylinder 11 may take other shapes, such as a square cylinder.

Alternatively, as shown in fig. 5 to 6, a plurality of axially extending convex strips 111 are provided at intervals around the inner wall surface of the limiting cylinder 11, and the height of the convex strips 111 gradually increases from one end close to the rotatable curved cam 3 to one end far from the rotatable curved cam 3.

Optionally, two opposite sides of the limiting cylinder 11 are provided with openings 112 extending along the axial direction, and two opposite sides of the telescopic lock bolt 4 are provided with protruding columns 42, wherein the protruding columns 42 are located in the openings 112. The opening 112 is matched with the convex column 42, when the telescopic lock bolt 4 stretches, the telescopic lock bolt 4 can be further limited, the telescopic lock bolt 4 can be installed and stretches more stably, and the service stability of the lockset is improved. Specifically, the openings 112 are disposed on opposite sides of the stopper cylinder 11, i.e., 180 ° between the two openings 112. The axial extension of the opening 112 may be set according to practical requirements. The studs 42 are arranged on opposite sides of the telescopic lock 4, i.e. at an angle of 180 ° between the two studs 42. The two opposite sides of the limiting cylinder 11 and the telescopic lock bolt 4 are matched and limited through the opening 112 and the convex column 42, so that the stability of the telescopic lock bolt 4 during installation and telescopic operation can be remarkably improved. Two lugs 42 may be provided in an upwardly directed position in the middle of the telescopic lock bolt 4. Specifically, the limiting cylinder 11 may be integrally formed with the mounting seat 1, or may be formed and then mounted in the mounting seat 1.

Alternatively, as shown in fig. 1 to 3, the elastic member 5 is a spring, the spring is sleeved on the limiting cylinder 11, and the convex column 42 abuts against the top of the spring. The spring can be directly sleeved on the limiting cylinder 11 and limited by the convex column 42, so that the installation of the spring is realized, the structure is simple, and the installation is convenient. Specifically, one end of the spring abuts against the surface of the mount 11, and the other end abuts against the boss 42.

Specifically, as shown in fig. 1, the driving member 2 is a motor, and the rotatable curved cam 3 is mounted on a rotating shaft of the motor.

The utility model also discloses a cabinet body, which comprises a cabinet door, a cabinet main body and the lockset, wherein the cabinet door is rotatably arranged on the cabinet main body; the lockset is arranged on the cabinet main body or the cabinet door and is used for locking the cabinet door. The cabinet body can be an unmanned cabinet.

The above description of the utility model in connection with specific alternative embodiments is further detailed and it is not intended that the utility model be limited to the specific embodiments disclosed. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the spirit of the utility model, and these should be considered to be within the scope of the utility model.

Claims (11)

1. The lockset is characterized by comprising a mounting seat, a rotatable curved cam and a telescopic lock bolt; the rotatable curved cam can be rotatably installed in the installation seat, the telescopic lock bolt is arranged in the installation seat in a penetrating mode in a telescopic mode, the axis of the rotatable curved cam is parallel to the axis of the telescopic lock bolt, the rotatable curved cam is provided with a high-low curved surface, and the high-low curved surface comprises a low-region curved surface and a high-region curved surface capable of being transited to the low-region curved surface; one end of the telescopic lock bolt is movably arranged on the high-low curved surface; under the driving force, one end of the telescopic lock bolt, which is propped against the high-low curved surface, can rotate relative to the high-low curved surface, and the high-region curved surface pushes the telescopic lock bolt to extend out; the retractable latch is retractable when the lower curved surface is opposite to the retractable latch;

the rotatable curved cam is provided with a blocking part, the telescopic lock bolt is provided with a limiting part, and when the telescopic lock bolt is retracted and unlocked, the limiting part and the blocking edge are blocked mutually so as to limit the telescopic lock bolt to extend out.

2. The lock according to claim 1, wherein a mounting slot is formed at one end of the telescopic lock bolt, which abuts against the high-low curved surface, and a rotating wheel is mounted in the mounting slot through a pin shaft;

or, the telescopic lock bolt is propped against one end of the high-low curved surface to form a ball hole, and movable balls are arranged in the ball hole.

3. The lock of claim 2, wherein an end of the pin shaft facing the high-low curved surface extends through the retractable latch to form the limit portion.

4. A lock according to any one of claims 1 to 3, further comprising a drive member mounted in the mount, the drive member being connected to the rotatable curved cam for driving the rotatable curved cam in rotation; the driving piece is a motor, a mounting column is arranged on the rotatable curved cam, and the rotatable curved cam is arranged on a rotating shaft of the motor through the mounting column; the blocking portion is connected with the mounting post.

5. The lock of claim 4, wherein the blocking portion is formed with a hollow cavity; and a through hole is formed in the curved surface of the low area, and the through hole is opposite to the blocking edge.

6. A lock according to any one of claims 1 to 3, further comprising a drive member mounted in the mount, the drive member being connected to the rotatable curved cam for driving the rotatable curved cam in rotation; the driving piece is a motor, and the rotatable curved cam is arranged on an output shaft of the motor; the telescopic lock bolt is arranged in parallel with the output shaft of the motor, and the high-low curved surface is positioned on one surface of the rotatable curved cam, which faces the motor.

7. A lock according to any one of claims 1 to 3, wherein a stop cylinder is provided in the mounting block, the retractable latch being mounted in the stop cylinder.

8. The lock according to claim 7, wherein a plurality of axially extending ribs are provided on an inner wall surface of the stopper cylinder at intervals, and the height of the ribs increases gradually from an end closer to the rotatable curved cam to an end farther from the rotatable curved cam.

9. The lock of claim 7, wherein the limiting cylinder is provided with axially extending openings on opposite sides thereof, and the retractable latch is provided with posts on opposite sides thereof, the posts being located in the openings.

10. The lock of claim 9, further comprising an elastic member, wherein the elastic member is a spring, wherein the spring is sleeved on the limiting cylinder, and wherein the protruding column abuts against the top of the spring.

11. A cabinet comprising a cabinet door, a cabinet body and a lock according to any one of claims 1 to 10, said cabinet door being rotatably mounted on said cabinet body; the lockset is arranged on the cabinet main body or the cabinet door and is used for locking the cabinet door.