CN213477910U

CN213477910U - Clutch structure of anti-pick lock

Info

Publication number: CN213477910U
Application number: CN202021743019.2U
Authority: CN
Inventors: 张朝伟; 邹晓巍; 蒋旭东; 项光星; 陈凯; 陈蓓蓓; 张泽; 夏景仲; 陈斌斌
Original assignee: Zhejiang Chuangli Electronics Co Ltd
Current assignee: Zhejiang Chuangli Electronics Co Ltd
Priority date: 2020-08-19
Filing date: 2020-08-19
Publication date: 2021-06-18
Anticipated expiration: 2030-08-19

Abstract

The utility model discloses a separation and reunion structure of pick-proof lock, including lock body, locking lever and rotatory cover, the locking lever sets up on the lock body, and is set up to the axial translation that can follow the locking lever and rotates around the axle center of locking lever, and rotatory cover is installed on the lock body and is overlapped on the locking lever, and is set up to rotate around the axle center of locking lever, is provided with the separation and reunion lug on the lateral wall of locking lever, and the one end of rotatory cover is provided with the clutch slot that supplies separation and reunion lug card to go into. Through the cooperation of separation and reunion groove and separation and reunion lug, realize the separation and reunion action of locking lever and lock core, reduced this part of separation and reunion cover, overall structure is simpler, and it is also more convenient to make and assemble.

Description

Clutch structure of anti-pick lock

Technical Field

The utility model relates to a tool to lock structure, more specifically the separation and reunion structure that relates to an anti-pick lock that says so.

Background

Chinese patent (application number: 201910120931.8) discloses a hidden anti-prying door lock, which realizes the clutch structure of a lock rod and a lock cylinder through the matching of a clutch sleeve and a rotating sleeve. The clutch sleeve is fixed on the lock rod through a bolt, and the structure is complex.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a separation and reunion structure of pick-proof lock, the structure is simpler.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a separation and reunion structure of pick-proof lock, includes lock body, locking lever and rotatory cover, and the locking lever sets up on the lock body, and is set up to the axial translation that can follow the locking lever and rotates around the axle center of locking lever, and rotatory cover is installed on the lock body and is overlapped on the locking lever, and is set up to rotate around the axle center of locking lever, is provided with the separation and reunion lug on the lateral wall of locking lever, and the one end of rotatory cover is provided with the separation and reunion groove that supplies separation and reunion.

As a further improvement, the clutch projections are provided with two, three or four, and the number of the clutch grooves is greater than or equal to the number of the clutch projections.

As a further improvement, the clutch projection is provided with two, has seted up the pinhole on the locking lever, is provided with the round pin axle in the pinhole, and the pinhole is stretched out at the both ends of round pin axle, forms the clutch projection.

As a further improvement, the lock rod is provided with a threaded hole, and the clutch lug is fixed with a stud matched with the threaded hole.

As a further improvement, the lock body comprises a shell and a first mounting plate, the first mounting plate is fixed on the shell, a limiting ring is arranged on the outer wall of the rotary sleeve, and a first limiting hole is formed in the first mounting plate.

As the utility model discloses a further improvement is connected with two piece at least first limiting plates on the first mounting panel, and first limiting plate is connected between first mounting panel and door plant.

As a further improvement, the lock body further comprises a second mounting plate, the second mounting plate is connected to the first mounting plate, and a second spacing hole is formed in the second mounting plate.

As a further improvement, the utility model is connected with two piece at least second limiting plates on the second limiting plate, and second limiting plate is connected between second mounting panel and first mounting panel.

As a further improvement, the clutch lug is provided with a wear-resistant sleeve.

The beneficial effects of the utility model, through the cooperation of separation and reunion groove and separation and reunion lug, realize the separation and reunion action of locking lever and lock core, reduced this part of separation and reunion cover, overall structure is simpler, and it is also more convenient to make and assemble.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is a sectional view of the first embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at the reference point;

fig. 4 is a structural view of a second embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to embodiments shown in the drawings.

Referring to fig. 1 and 2, the first embodiment of the present invention includes a lock body 1, a lock rod 2 and a rotary sleeve 3, wherein the lock rod 2 is disposed on the lock body 1 and is set to rotate along the axial translation of the lock rod 2 and around the axis of the lock rod 2, the rotary sleeve 3 is mounted on the lock body 1 and sleeved on the lock rod 2 and is set to rotate around the axis of the lock rod 2, a clutch projection 4 is disposed on the side wall of the lock rod 2, and one end of the rotary sleeve 3 is provided with a clutch groove 31 for the clutch projection 4 to be clamped into.

When the lock rod 2 jumps out, the clutch lug 4 moves towards the rotary sleeve 3, and if the clutch lug 4 is really aligned with the clutch groove 31, the clutch lug 4 is clamped into the clutch groove 31, so that the lock rod 2 can drive the rotary sleeve 3 to rotate, and the lock cylinder is driven to work; if the clutch projection 4 is not aligned with the clutch groove 31, the user can also make the clutch projection 4 be clamped in the clutch groove 31 after rotating the lock rod 2. Through the cooperation of separation and reunion groove 31 and separation and reunion lug 4, realize the separation and reunion action of locking lever 2 and lock core, reduced this part of separation and reunion cover, overall structure is simpler, and it is also more convenient to make and assemble.

The number of the clutch projections 4 may be only one, or two, three or four, and the number of the clutch grooves 31 is greater than or equal to the number of the clutch projections 4.

Referring to fig. 1, the clutch projections 4 are provided in two, the clutch grooves 31 are provided in four, and both are uniformly distributed, so that the clutch projections 4 can quickly find the clutch grooves 31 when rotating, thereby shortening the operation time of a user. Further, the locking rod 2 is provided with a pin hole, a pin shaft 5 is arranged in the pin hole, two ends of the pin shaft 5 extend out of the pin hole to form a clutch lug 4, so that the structure is simpler, only one pin hole needs to be drilled in the locking rod 2, then the pin shaft 5 is clamped into the pin hole, and the installation is also convenient. A circle of wear-resistant sleeve can be sleeved outside the clutch lug 4, so that the service life is prolonged.

Referring to fig. 4, according to the second embodiment of the present invention, a threaded hole is formed on the lock rod 2, and a stud 41 adapted to the threaded hole is fixed on the clutch projection 4. The clutch lug 4 is arranged through the threaded hole and the stud 41, so that the processing damage to the lock rod 2 is small, the shape of the lock rod 2 is kept, and the assembly precision is higher.

Further, referring to fig. 1, 2 and 3, the lock body 1 includes a housing 13 and a first mounting plate 11, the first mounting plate 11 is fixed on the housing 13, a limiting ring 32 is disposed on an outer wall of the rotary sleeve 3, and a first limiting hole is disposed on the first mounting plate 11.

When the installation, with swivel housing 3 card between first mounting panel 11 and shell 13, swivel housing 3 is stretched out from first spacing hole towards the one end of first mounting panel 11, and spacing ring 32 is blocked by first mounting panel 11 to radial positioning swivel housing 3 makes swivel housing 3 only can rotate around the axle center.

Be connected with two piece at least first limiting plate 111 on the first mounting panel 11, first limiting plate l11 is connected between first mounting panel 11 and the door plant.

The first limiting plate 111 can limit the axial position of the first mounting plate 11 to the rotary sleeve 3, and avoid the first mounting plate 11 from exerting excessive pressure on the limiting ring 32, so that the rotary sleeve 3 is difficult to rotate.

Referring to fig. 1 and 2, the lock body 1 further includes a second mounting plate 12, the second mounting plate 12 is connected to the first mounting plate 11, and a second limiting hole is formed in the second mounting plate 12. At least two second limiting plates 112 are connected to the second limiting plate 112, and the second limiting plate 112 is connected between the second mounting plate 12 and the first mounting plate 11.

On the basis of first mounting panel 11, set up again at second mounting panel 12, install swivel mount 3 between first mounting panel 11 and second mounting panel 12, the spacing hole of first spacing hole and second is stretched out from at the both ends of swivel mount 3, and spacing ring 32 is blocked between first mounting panel 11 and second mounting panel 12. The second mounting plate 12 and the second limiting plate 112 separate a space on the housing 13, the rotary sleeve 3 and the lock cylinder are mounted towards the center of the housing 13, the protection of internal parts of the lock is enhanced, and the second mounting plate 12 can also block some lock picking actions, so that the safety performance of the lock is improved. When the lock is installed, parts on the first installation plate 11 and the second installation plate 12 are installed, and then the second installation plate 12 is installed on the shell 13, so that the lock can be installed conveniently.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a separation and reunion structure of pick-proof lock, includes lock body (1), locking lever (2) and rotatory cover (3), locking lever (2) set up on lock body (1), and set up to the axial translation that can follow locking lever (2) and rotate around the axle center of locking lever (2), install on lock body (1) and overlap on locking lever (2) rotatory cover (3), and set up to rotate its characterized in that around the axle center of locking lever (2): the side wall of the lock rod (2) is provided with a clutch lug (4), and one end of the rotary sleeve (3) is provided with a clutch groove (31) for the clutch lug (4) to be clamped in.

2. The clutch structure of an anti-picking lock as claimed in claim 1, wherein: the clutch lugs (4) are provided with two, three or four, and the number of the clutch grooves (31) is more than or equal to that of the clutch lugs (4).

3. The clutch structure of an anti-picking lock as claimed in claim 2, wherein: the clutch lug (4) is provided with two, a pin hole is formed in the lock rod (2), a pin shaft (5) is arranged in the pin hole, and two ends of the pin shaft (5) extend out of the pin hole to form the clutch lug (4).

4. The clutch structure of an anti-picking lock as claimed in claim 1, wherein: the lock rod (2) is provided with a threaded hole, and the clutch lug (4) is fixed with a stud (41) matched with the threaded hole.

5. The clutch structure of an anti-picking lock as claimed in claim 1, wherein: the lock body (1) comprises a shell (13) and a first mounting plate (11), the first mounting plate (11) is fixed on the shell (13), a limiting ring (32) is arranged on the outer wall of the rotary sleeve (3), and a first limiting hole is formed in the first mounting plate (11).

6. The clutch structure of an anti-picking lock as claimed in claim 5, wherein: the mounting structure is characterized in that the first mounting plate (11) is connected with at least two first limiting plates (111), and the first limiting plates (111) are connected between the first mounting plate (11) and the door plate.

7. The clutch structure of an anti-picking lock as claimed in claim 5, wherein: the lock body (1) further comprises a second mounting plate (12), the second mounting plate (12) is connected to the first mounting plate (11), and a second limiting hole is formed in the second mounting plate (12).

8. The clutch structure of an anti-picking lock as claimed in claim 7, wherein: the second limiting plate is connected with at least two second limiting plates (112), and the second limiting plates (112) are connected between the second mounting plate (12) and the first mounting plate (11).

9. The clutch structure of an anti-picking lock as claimed in claim 1, wherein: and a wear-resistant sleeve is arranged on the clutch lug (4).