CN218467343U

CN218467343U - Reset mechanism of door lock handle

Info

Publication number: CN218467343U
Application number: CN202222258996.9U
Authority: CN
Inventors: 杨林
Original assignee: Shenzhen Haidiya Technology Co ltd
Current assignee: Shenzhen Haidiya Technology Co ltd
Priority date: 2022-08-26
Filing date: 2022-08-26
Publication date: 2023-02-10
Anticipated expiration: 2032-08-26

Abstract

The utility model provides a canceling release mechanical system of lock handle, include: the shell comprises a bottom wall and a side wall, and a through hole is formed in the bottom wall; the handle shaft penetrates through the through hole in the shell, one end, extending out of the outer side of the bottom wall of the shell, of the handle shaft is provided with a square column connected with the door handle, and one end, located on the inner side of the bottom wall of the shell, of the handle shaft is provided with an open slot; the handle shaft claw piece is provided with an inner ring and an outer ring, and the inner ring of the handle shaft claw piece is sleeved on the handle shaft; and the elastic component is abutted with the outer ring of the handle shaft claw part and is used for resetting the handle shaft claw part and the handle shaft in synchronous rotation. The utility model provides a canceling release mechanical system of lock handle realizes that the handle rotates from restoring to the throne, and design structure is simple, convenient assembling, and the commonality is strong, consequently, has wide market prospect.

Description

Reset mechanism of door lock handle

Technical Field

The utility model relates to a tool to lock technical field, in particular to canceling release mechanical system of lock handle.

Background

The door handle is an important component of the door lock, and the door lock can be opened by controlling the door handle to drive the door lock transmission part to rotate. In actual life, different switch doors generally have and open two kinds of modes from the left side or the right, when the switch door is opened from the left side, door lock and door handle are all installed in the left side of switch door, need control the door handle clockwise rotation when generally opening the door, just can realize opening of lock, and when the switch door is opened from the right, lock and door handle are all installed on the right side of switch door, generally need control the door handle anticlockwise rotation this moment, just can realize opening of lock.

At present, the reset mechanism of the door lock handle on the market is complex, high in assembly cost, poor in convenience and practicability, difficult to meet the use requirements of users and not beneficial to market popularization.

SUMMERY OF THE UTILITY MODEL

The canceling release mechanical system who exists in order to solve above lock handle's canceling release mechanical system is complicated, assembles numerous locks, problem that the commonality is not strong, the utility model provides a simple structure of design, convenient assembling, and the canceling release mechanical system of lock handle that the commonality is strong.

The technical scheme of the utility model is realized like this:

the utility model discloses a canceling release mechanical system of lock handle, include:

the shell comprises a bottom wall and a side wall, and a through hole is formed in the bottom wall;

the handle shaft penetrates through the through hole of the shell, a square column connected with the door handle is arranged at one end, extending out of the outer side of the bottom wall of the shell, of the handle shaft, and an open slot is formed in one end, located on the inner side of the bottom wall of the shell, of the handle shaft;

the handle shaft claw piece is provided with an inner ring and an outer ring, and the inner ring of the handle shaft claw piece is sleeved on the handle shaft;

and the elastic component is abutted against the outer ring of the handle shaft claw piece and is used for resetting the handle shaft claw piece and the handle shaft in synchronous rotation.

Furthermore, the outer ring of the handle shaft claw piece comprises two arc flanges which are oppositely and outwards extended, and a plane flange is arranged at the joint between the two arc flanges.

Furthermore, two opposite lugs are arranged on the inner ring of the handle shaft claw piece and are connected with an open slot arranged at the end part of the handle shaft.

Furthermore, the number of the elastic assemblies is two, each elastic assembly comprises a plurality of springs, one end of each spring is connected with the convex column arranged on the side wall of the shell, and the other end of each spring is connected with the sliding block.

Furthermore, the two sides of the sliding block extend to form sliding strips, and the sliding strips slide back and forth along sliding grooves formed in the shell.

Furthermore, a clamp spring is arranged on the outer side of the handle shaft claw piece and used for locking the handle shaft claw piece and the handle shaft.

Further, still include annular gasket, annular gasket one side is connected with the through-hole outside of the diapire of casing, and annular gasket opposite side is connected with the lateral wall of locating the epaxial spacing boss of handle.

Implement the utility model discloses a canceling release mechanical system of lock handle has following profitable technological effect:

the utility model provides a reset mechanism of lock handle realizes that the handle rotates from restoring to the throne, and design structure is simple, convenient assembling, and the commonality is strong.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is an exploded view of the reset mechanism of the door lock handle of the present invention;

fig. 2 is one of the overall structural schematic diagrams of the reset mechanism of the door lock handle of the present invention;

fig. 3 is a second schematic view of the overall structure of the reset mechanism of the door lock handle according to the present invention;

fig. 4 is a third schematic view of the overall structure of the reset mechanism of the door lock handle of the present invention;

fig. 5 is a sectional view of the reset mechanism of the door lock handle of the present invention;

fig. 6 is a schematic structural view of the handle shaft claw of the reset mechanism of the door lock handle of the present invention.

In the figure, a shell-1, a through hole-11, a convex column-12, a sliding groove-13, a handle shaft-2, an open slot-21, a limit boss-22, a square column-23, a handle shaft claw-3, an arc flange-31, a plane flange-32, a convex block-33, an elastic component-4, a spring-41, a sliding block-42, a sliding strip-43, a snap spring-5 and an annular gasket-6.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1 to 6, the present invention provides a preferred embodiment of a reset mechanism of a door lock handle, which includes a housing 1, a handle shaft 2, a handle shaft claw 3 and two elastic components 4.

The casing 1 comprises a bottom wall and side walls, a through hole 12 is formed in the bottom wall of the casing 1, a plurality of convex columns 12 are arranged on the inner sides of the corresponding side walls, and a sliding groove 13 is formed in the other corresponding side wall in a bending mode towards the inner side direction of the casing 1.

Handle axle 2, handle axle 2 run through and locate the through-hole 12 of casing 1, and the diapire outside one end that handle axle 2 stretches out casing 1 is equipped with the square column 23 of being connected with the door handle, and the one end that handle axle 2 is located the diapire inboard of casing 1 is equipped with open slot 21, and radial outside extension is provided with spacing boss 22 on the handle axle 2, and the degree of depth of open slot 21 extends to spacing boss 22 one side, and the external diameter of spacing boss 22 is greater than the internal diameter of the through-hole 12 of casing 1.

The handle shaft claw piece 3 is provided with an inner ring and an outer ring, two opposite convex blocks 33 are arranged on the inner ring of the handle shaft claw piece 3 in an inward extending mode, the inner ring of the handle shaft claw piece 3 is sleeved on the handle shaft 2, and the convex blocks 33 are connected with the open grooves 21 at the end portions of the handle shaft 2. The outer ring of the handle shaft claw member 3 is provided with two arc-shaped flanges 31 which are oppositely and outwardly extended, and the joint between the two arc-shaped flanges 31 is provided with a plane flange 32, that is, the outer ring of the handle shaft claw member 3 is sequentially enclosed by one arc-shaped flange 31, one plane flange 32, one arc-shaped flange 31 and one plane flange 32.

The two elastic components 4 are respectively arranged at two sides of the handle shaft claw piece 3, and one end of each elastic component 4 is abutted to the outer ring of the handle shaft claw piece 3 and used for resetting the handle shaft claw piece 3 and the handle shaft 2 in synchronous rotation. Each elastic assembly 4 comprises a plurality of springs 41, preferably three springs, one end of each spring 41 is connected with the boss 12 on the side wall of the housing 1, and the other end of each spring 41 is connected with the sliding block 42, and specifically, the end of each spring 41 is inserted into a hole arranged on the side surface of the sliding block 42 for connection.

When the door handle is held by a hand to rotate, the handle shaft 2 drives the handle shaft claw piece 3 to synchronously rotate forwards or reversely for approaching 90 degrees, the sliding block 42 of the elastic component 4 is always abutted against the outer ring of the handle shaft claw piece 3 due to the elastic action, the spring 41 of the elastic component 4 is stressed and compressed, namely the sliding block 42 of the elastic component 4 rotates relatively to the arc-shaped flange 31 of the handle shaft claw piece 3 along the plane flange 32 of the handle shaft claw piece 3; when the door handle is released by hand, the elasticity of the spring 41 of the elastic member 4 is released, the slider 42 of the elastic member 4 rotates along the arc flange 31 of the handle shaft claw 3 toward the plane flange 32 of the handle shaft claw 3, and the door handle is restored.

Further, the sliding strips 43 extend from two sides of the sliding block 42 of the elastic component 4, and the sliding strips 43 relatively slide along the sliding groove 13 of the housing 1, so that the sliding block 42 of the elastic component 4 is limited by the sliding groove 13 and cannot be deviated, and the stability is strong.

In this embodiment, the outside of the handle shaft claw member 3 is provided with the snap spring 5, and the snap spring 5 locks and connects the handle shaft claw member 3 and the handle shaft 2.

In this embodiment, an annular gasket 6 is disposed between the casing 1 and the handle shaft 2, one side surface of the annular gasket 6 is connected to the outside of the through hole 11 of the bottom wall of the casing 1, and the other side of the annular gasket 6 is connected to the side wall of the limit boss 22 of the handle shaft 2, so as to protect the surface of the casing 1 from being damaged.

the utility model discloses a canceling release mechanical system of lock handle, door handle rotate can automatic re-setting, and design simple structure is with low costs, and convenient assembling promotes its commonality and practicality.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A reset mechanism for a door lock handle, comprising:

the shell (1) comprises a bottom wall and a side wall, and a through hole (11) is formed in the bottom wall;

the handle shaft (2) penetrates through the through hole (11) of the shell (1), one end, extending out of the bottom wall of the shell (1), of the handle shaft (2) is provided with a square column (23) connected with a door handle, and one end, located on the inner side of the bottom wall of the shell (1), of the handle shaft (2) is provided with an open slot (21);

the handle shaft claw piece (3) is provided with an inner ring and an outer ring, and the inner ring of the handle shaft claw piece (3) is sleeved on the handle shaft (2);

the elastic component (4) is abutted to the outer ring of the handle shaft claw piece (3) and used for resetting the handle shaft claw piece (3) and the handle shaft (2) in synchronous rotation.

2. The return mechanism for door lock handle according to claim 1, wherein the outer ring of the handle shaft claw member (3) comprises two arc-shaped flanges (31) extending outwardly in opposite directions, and a flat flange (32) is provided at a junction between the two arc-shaped flanges (31).

3. The return mechanism of the door-lock handle according to claim 2, characterized in that the handle shaft claw member (3) is provided with two projections (33) on the inner circumference thereof, the projections (33) being connected to the open grooves (21) of the handle shaft (2).

4. The return mechanism of door-lock handle according to claim 2, characterized in that the number of said elastic elements (4) is two, each elastic element (4) comprising a plurality of springs (41), one end of each spring (41) being connected to a stud (12) provided on the side wall of the casing (1) and the other end being connected to the slider (42).

5. The return mechanism of door lock handle according to claim 4 characterized in that the slider (42) is extended with a sliding bar (43) at both sides, and the sliding bar (43) slides back and forth along a sliding groove (13) provided on the housing (1).

6. The return mechanism of the door lock handle according to claim 1, characterized in that a circlip (5) is provided on the outside of the handle shaft claw (3), and the circlip (5) is used for locking the handle shaft claw (3) with the handle shaft (2).

7. The reset mechanism of the door lock handle according to claim 1, further comprising an annular gasket (6), wherein one side of the annular gasket (6) is connected with the outer side of the through hole (11) of the bottom wall of the shell (1), and the other side of the annular gasket (6) is connected with the side wall of the limit boss (22) arranged on the handle shaft (2).