CN113585896A

CN113585896A - Locking device

Info

Publication number: CN113585896A
Application number: CN202110969778.3A
Authority: CN
Inventors: 范林; 蔡卫东; 程圣; 杨本志; 王海峰; 陈为; 马飞
Original assignee: Haian Aoke Machinery Manufacturing Co ltd
Current assignee: Haian Aoke Machinery Manufacturing Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2021-11-02

Abstract

The invention relates to the technical field of fixing of lifting equipment, in particular to a locking device, which comprises: the working frame body comprises a supporting tube; the surface fixedly connected with activity support body of activity support body, stay tube, activity support body is including the bracing piece, and the surface swing joint of bracing piece has first torsion spring, and the surface fixedly connected with manual elasticity spanner of first torsion spring, the surface swing joint of manual elasticity spanner has the second end. According to the invention, the first torsion spring and the second torsion spring are pulled through the connection of the first torsion spring and the manual elastic wrench, so that the first torsion spring and the second torsion spring are opened, the supporting rod can move leftwards, the overall length of the telescopic rod combination is shortened, and finally the second torsion spring is loosened, so that the first torsion spring and the second torsion spring firmly hold the supporting rod, and the aim of locking is achieved under the action of the first torsion spring and the second torsion spring.

Description

Locking device

Technical Field

The invention relates to the technical field of fixing of lifting equipment, in particular to a locking device.

Background

The locker is a tool which is frequently used by people in daily life, and can quickly lock articles through the locking device so as to avoid being taken away by outsiders.

In the conventional locking method, the purpose of locking is mostly achieved by using the material deformation of parts such as locking plates, and since the number of internal parts is too large, the damage of the locking device can be caused by the damage of a single part, and the locking device cannot be used, so that the locking device is needed to be designed to solve the problems.

Disclosure of Invention

The invention aims to provide a locking device, which aims to solve the problems that the conventional locking mode provided by the background art mostly adopts the material deformation of parts such as locking plates and the like to achieve the locking purpose, but the internal parts are complicated, and the device cannot be normally used due to the damage of a single part.

In order to achieve the above object, the present invention provides a technical solution,

a locking device, comprising:

the working frame body comprises a supporting tube;

the movable support body is fixedly connected to the surface of the supporting tube and comprises a supporting rod, the surface of the supporting rod is movably connected with a first torsion spring, the surface of the first torsion spring is fixedly connected with a manual elastic wrench, the surface of the manual elastic wrench is movably connected with a second end, and the surface of the second end is fixedly connected to the inner surface of the supporting tube;

the limiting support body comprises a first limiting groove, the surface of the supporting pipe is fixedly connected with the limiting support body, a first fixing groove is formed in the surface of the first limiting groove, and a second fixing groove is formed in the surface of the first fixing groove.

Preferably, the surface of the supporting rod is fixedly connected with a first end, the first end is connected to the inner surface of the supporting tube in a sliding mode, and the surface of the first end is connected with a first torsion spring in a sliding mode.

Preferably, the surface of the first torsion spring is connected with a spring sleeve in a sliding manner, the surface of the spring sleeve is movably connected to the inner surface of the first end, and the surface of the spring sleeve is movably connected with a manual elastic wrench.

Preferably, the internal surface fixed connection of manual elasticity spanner has the bracing piece, the fixed surface of manual elasticity spanner is connected with first fixed slot, the fixed surface of manual elasticity spanner is connected with the second torsional spring.

Preferably, the surface of the second torsion spring is fixedly connected with a second limiting groove, the surface of the second torsion spring is fixedly connected with a second end, and the second torsion spring is slidably connected to the inner surface of the first end.

Preferably, a second fixing groove is fixedly connected to the surface of the second torsion spring, and the second fixing groove is fixedly arranged on the surface of the manual elastic wrench.

Compared with the prior art, the invention has the beneficial effects that:

1. through the connection of first torsional spring and manual elasticity spanner, pull the second torsional spring, make first torsional spring and second torsional spring open, the bracing piece can remove left, the whole length of telescopic link combination shortens, loosen the second torsional spring at last, make first torsional spring and second torsional spring firmly hold the bracing piece tightly, under the effect of first torsional spring and second torsional spring, with this purpose that reaches locking, device spare part structure is less, and the operation is thus simple, the locking is effectual, and application range is more extensive, the vexation that locking plate formula locker brought has been solved effectively.

2. Through the connection of first fixed slot and second spacing groove, first fixed slot fixed connection is between first torsional spring and manual elasticity spanner, the effectual effect that links up that plays, pull manual elasticity spanner for first torsional spring through first fixed slot connection opens, prevent effectively that first torsional spring is because tension is too big, lead to stretching to both sides, second spacing groove fixed connection is on the bracing piece surface, plays the home range of restriction second torsional spring effectively, thereby has improved the feasibility of device.

Drawings

FIG. 1 is a schematic side cross-sectional view of the structure of the present invention;

FIG. 2 is a side view of a partial connection structure of the hand wrench and the support bar according to the present invention;

FIG. 3 is a schematic top view of the spring housing of the present invention;

fig. 4 is a schematic top view of the manual resilient wrench of the present invention.

In the figure: 1. a working frame body; 11. supporting a tube; 2. a movable frame body; 21. a support bar; 22. a first end; 23. a first torsion spring; 24. a spring housing; 25. a manual elastic wrench; 26. a second torsion spring; 27. a second end; 3. a limiting frame body; 31. a first limit groove; 32. a second limit groove; 33. a first fixing groove; 34. and a second fixing groove.

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.

Referring to fig. 1-4, an embodiment of the present invention is shown:

a locking device, comprising:

the working frame body 1, the working frame body 1 includes the supporting tube 11;

the surface of the supporting tube 11 is fixedly connected with the movable frame body 2, the movable frame body 2 comprises a supporting rod 21, the surface of the supporting rod 21 is movably connected with a first torsion spring 23, the surface of the first torsion spring 23 is fixedly connected with a manual elastic wrench 25, the surface of the manual elastic wrench 25 is movably connected with a second end 27, the surface of the second end 27 is fixedly connected to the inner surface of the supporting tube 11, and the supporting rod 21 can be effectively clamped and fixed by the arrangement of the spring sleeve 24, so that the practicability of the device is improved;

spacing support body 3, spacing support body 3 is including first spacing groove 31, and the fixed surface of the pipe 11 that supports is connected with spacing support body 3, and the surface setting of first spacing groove 31 is connected with first fixed slot 33, and second fixed slot 34 has been seted up on the surface of first fixed slot 33, through the setting of first fixed slot 33, thereby can effectually play the effect of the fixed manual elasticity spanner 25 of restriction and be the steadiness that improves the device.

Furthermore, the fixed surface of bracing piece 21 is connected with first end 22, and first end 22 sliding connection is at the internal surface of stay tube 11, and the sliding surface of first end 22 is connected with first torsion spring 23, and through the setting of first end 22, can effectually play spacing effect to first torsion spring 23 for it carries out the displacement towards fixed direction.

Furthermore, the surface of the first torsion spring 23 is slidably connected with a spring sleeve 24, the surface of the spring sleeve 24 is movably connected to the inner surface of the first end 22, the surface of the spring sleeve 24 is movably connected with a manual elastic wrench 25, and the diameter of the manual elastic wrench 25 can be effectively enlarged by pulling the manual elastic wrench 25 through the arrangement of the manual elastic wrench 25, so that the support rod 21 can slide conveniently, and the feasibility of the device is improved.

Further, the internal surface fixed connection of manual elasticity spanner 25 has bracing piece 21, and the fixed surface of manual elasticity spanner 25 is connected with first fixed slot 33, and the fixed surface of manual elasticity spanner 25 is connected with second torsional spring 26, through the setting of first fixed slot 33, can effectually play the pivoted effect of restriction manual elasticity spanner 25 to the practicality of device has been improved.

Further, the fixed surface of second torsional spring 26 is connected with second spacing groove 32, and the fixed surface of second torsional spring 26 is connected with second end 27, and second torsional spring 26 sliding connection is at the internal surface of first end 22, and through the setting of second spacing groove 32, the activity that can effectual restriction bracing piece 21 to avoid leading to bracing piece 21 through pressing too big, lead to bracing piece 21 to be absorbed in the inside of stay tube 11.

Further, the surface of the second torsion spring 26 is fixedly connected with a second fixing groove 34, the second fixing groove 34 is fixedly arranged on the surface of the manual elastic wrench 25, and the second torsion spring 26 and the manual elastic wrench 25 can be effectively connected through the second fixing groove 34, so that the steering range of the manual elastic wrench 25 is limited.

The working principle is as follows: during the use, through the connection of first torsional spring 23 and manual elasticity spanner 25, pull second torsional spring 26 for second torsional spring 26 produces the rotation around bracing piece 21, make first torsional spring 23 and second torsional spring 26 open, bracing piece 21 can move left, the whole length of telescopic link combination shortens, loosens second torsional spring 26 at last, makes first torsional spring 23 and second torsional spring 26 firmly hold the bracing piece 21 tightly, under the effect of first torsional spring 23 and second torsional spring 26, with this purpose that reaches locking.

Through the connection of first fixed slot 33 and second spacing groove 32, first fixed slot 33 fixed connection is between first torsional spring 23 and manual elasticity spanner 25, the effectual effect that links up that plays, pull manual elasticity spanner 25, make first torsional spring 23 connected through first fixed slot 33 open, effectually prevent first torsional spring 23 because tension is too big, lead to extending to both sides, second spacing groove 32 fixed connection is on bracing piece 21 surface, the effectual home range who restricts second torsional spring 26 that plays, thereby the feasibility of device has been improved.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A locking device, comprising:

the device comprises a working frame body (1), wherein the working frame body (1) comprises a supporting pipe (11);

the surface of the supporting tube (11) is fixedly connected with the movable frame body (2), the movable frame body (2) comprises a supporting rod (21), the surface of the supporting rod (21) is movably connected with a first torsion spring (23), the surface of the first torsion spring (23) is fixedly connected with a manual elastic wrench (25), the surface of the manual elastic wrench (25) is movably connected with a second end (27), and the surface of the second end (27) is fixedly connected to the inner surface of the supporting tube (11);

spacing support body (3), spacing support body (3) are including first spacing groove (31), and the fixed surface of institute's stay tube (11) is connected with spacing support body (3), the surface setting of first spacing groove (31) is connected with first fixed slot (33), second fixed slot (34) have been seted up on the surface of first fixed slot (33).

2. A locking device according to claim 1, characterized in that: the surface fixed connection of bracing piece (21) has first end (22), first end (22) sliding connection is at the internal surface of stay tube (11), the surface sliding connection of first end (22) has first torsional spring (23).

3. A locking device according to claim 1, characterized in that: the surface sliding connection of first torsional spring (23) has spring housing (24), the surperficial swing joint of spring housing (24) is at the internal surface of first end (22), the surperficial swing joint of spring housing (24) has manual elasticity spanner (25).

4. A locking device according to claim 1, characterized in that: the internal surface fixed connection of manual elasticity spanner (25) has bracing piece (21), the fixed surface of manual elasticity spanner (25) is connected with first fixed slot (33), the fixed surface of manual elasticity spanner (25) is connected with second torsional spring (26).

5. A locking device according to claim 4, characterized in that: the surface fixed connection of second torsional spring (26) has second spacing groove (32), the surface fixed connection of second torsional spring (26) has second end (27), second torsional spring (26) sliding connection is at the internal surface of first end (22).

6. A locking device according to claim 5, characterized in that: and a second fixing groove (34) is fixedly connected to the surface of the second torsion spring (26), and the second fixing groove (34) is fixedly arranged on the surface of the manual elastic wrench (25).