CN219994232U

CN219994232U - Torsional spring structure

Info

Publication number: CN219994232U
Application number: CN202321364958.XU
Authority: CN
Inventors: 樊秀云
Original assignee: Shanghai Xianqi Spring Hardware Factory
Current assignee: Shanghai Xianqi Spring Hardware Factory
Priority date: 2023-05-31
Filing date: 2023-05-31
Publication date: 2023-11-10
Anticipated expiration: 2033-05-31

Abstract

The utility model discloses a torsion spring structure, which comprises a coil torsion spring body, wherein two ends of the coil torsion spring body are respectively connected with a first torsion arm and a second torsion arm, and the first torsion arm and the second torsion arm are oppositely arranged; the novel torsion arm is characterized in that a triangular lock structure is connected to the end part of the first torsion arm; the triangular lock structure comprises a first torsion arm corner part, one end of the first torsion arm corner part is connected with a first torsion arm, the other end of the first torsion arm corner part is connected with an extension part I, the extension part I is connected with an extension part II through a second torsion arm corner part, the end part of the extension part II is provided with a hasp part, and the hasp part is movably connected with the first torsion arm; the second torsion arm is provided with a triangular lock structure which is identical to the first torsion arm in structure and is symmetrically arranged. According to the utility model, the triangular lock catch structure is arranged, a structure to be connected can be surrounded after installation, and a proper angle is found to enable the openings of the two hooks to be buckled with the corresponding torsion arms, so that the temporary sealing effect is realized, and the torsion spring is ensured not to deviate easily due to equipment shaking or vibration after installation.

Description

Torsional spring structure

Technical Field

The utility model relates to the technical field of torsion springs, in particular to a torsion spring structure.

Background

Torsion springs are also known as torsion springs, which belong to coil springs. The ends of the torsion springs are secured to other components which pull them back to their original position as they rotate about the spring center, creating a torque or rotational force. Torsion springs can store and release angular energy or statically secure a device by rotating the arm about the central axis of the spring body.

The ordinary torsional spring generally possesses two torsion arms of opposite directions, and the structure of two torsion arms is the same, and straight line torsion arm structure is the same and is easy slippage, installs simple though, and fastness and stability are not high, if equipment rocks or shakes and will lead to the offset of torsional spring to cause the potential safety hazard of equipment.

Disclosure of Invention

The utility model aims to provide a torsion spring structure which is not easy to deviate under shaking or vibration of equipment after installation.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the torsion spring structure comprises a coil torsion spring body, wherein two ends of the coil torsion spring body are respectively connected with a first torsion arm and a second torsion arm, and the first torsion arm and the second torsion arm are arranged in a back-to-back mode; the novel torsion arm is characterized in that a triangular lock structure is connected to the end part of the first torsion arm; the triangular lock structure comprises a first torsion arm corner part, one end of the first torsion arm corner part is connected with a first torsion arm, the other end of the first torsion arm corner part is connected with an extension part I, the extension part I is connected with an extension part II through a second torsion arm corner part, the end part of the extension part II is provided with a hasp part, and the hasp part is movably connected with the first torsion arm; the second torsion arm is provided with a triangular lock structure which is identical to the first torsion arm in structure and is symmetrically arranged.

Preferably, the second torsion arm corner part is connected with the first extension part and the second extension part by adopting a spring structure.

Preferably, the hasp part comprises a hook buckle, the hook buckle adopts an opening structure, and one end of the hook buckle is connected with the second extending part.

Preferably, the clasp is provided with a locking structure capable of opening and closing.

Preferably, the locking structure comprises a spring clamping block, one end of the spring clamping block is movably arranged on the end part, connected with the second extending part, of the hook through a rotating shaft, and the other end of the spring clamping block is arranged in an opening structure of the hook.

Preferably, the other end of the hook is provided with a tilted handle part, and the tilted handle part is in an outward tilted structure on the hook.

Preferably, the locking structure comprises an elastic buckle, one end of the elastic buckle is arranged on the end part of the second connecting part of the hook buckle and the second extending part through a fixing shaft, and the other end of the elastic buckle is movably clamped on the structure of the outer tilting part of the tilting handle part of the hook buckle.

Preferably, the elastic buckle is made of anti-slip rubber.

Preferably, the coil of the coil torsion spring body adopts a five-turn left-handed structure.

Preferably, the pitch of each turn of the coil torsion spring body is 0.5mm.

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

according to the utility model, the triangular lock catch structure is arranged, so that the structure to be connected can be surrounded after the torsion spring is installed, a proper angle is found according to the structure to be connected after the torsion spring is connected, and the openings of the two hooks are buckled with the corresponding torsion arms, so that the temporary sealing effect is realized, and the torsion spring is prevented from being easily deflected due to shaking or vibration of equipment after the torsion spring is installed, and the safety performance of the equipment is improved.

Drawings

FIG. 1 is a schematic view of a torsion spring structure according to the present utility model;

FIG. 2 is a schematic view of a torsion spring structure according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a second embodiment of a buckle portion in a torsion spring structure according to the present utility model;

the numbers in the figure are as follows:

1. a coil spring body; 2. a first torsion arm; 3. the second torsion arm; 4. a torsion arm corner part I; 5. an extension part I; 6. torsion arm corner part II; 7. extension part II; 8. a buckle part; 9. a clasp; 10. a handle part is tilted; 11. a rotating shaft; 12. a spring clamping block; 13. an elastic buckle; 14. and a fixed shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Example 1

As shown in fig. 1 and fig. 2, the utility model provides a torsion spring structure, which comprises a coil torsion spring body 1, wherein two ends of the coil torsion spring body 1 are respectively connected with a first torsion arm 2 and a second torsion arm 3, and the first torsion arm 2 and the second torsion arm 3 are oppositely arranged; the end part of the first torsion arm 2 is connected with a triangular lock structure; the triangular lock structure comprises a first torsion arm corner part 4, one end of the first torsion arm corner part 4 is connected with a first torsion arm 2, the other end of the first torsion arm corner part 4 is connected with an extension part 5, the extension part 5 is connected with an extension part two 7 through a torsion arm corner part two 6, the end part of the extension part two 7 is provided with a hasp part 8, and the hasp part 8 is in a roundabout state and is movably connected with the first torsion arm 2; the second torsion arm 3 is provided with a triangle lock structure which is the same as the first torsion arm 2 in structure and is symmetrically arranged, the triangle lock structure which is symmetrically arranged is adopted in the utility model, and the triangle lock structure which is asymmetrically arranged can be arranged according to the azimuth of the structure which needs to be connected.

Furthermore, the torsion arm corner part II 6 provided by the utility model adopts the spring structure to connect the extension part I5 and the extension part II 7, and the spring structure can elastically connect the extension part I5 and the extension part II 7, so that the triangular lock structure can conveniently find a proper angle for locking.

Further, the buckle part 8 provided by the utility model comprises a hook 9, wherein the hook 9 adopts an opening structure, and one end of the hook 9 is connected with the second extension part 7.

Further, the clasp 9 provided by the utility model is provided with an openable latch structure, the latch structure provided in the first embodiment includes a spring latch 12, one end of the spring latch 12 is movably disposed on the end portion of the clasp 9 connected to the second extension portion 7 through a rotating shaft 11, the other end of the spring latch 12 is disposed in the opening structure of the clasp 9, and the spring latch 12 rotates in the clasp 9 of the opening structure through the rotating shaft 11.

Further, the coil of the coil torsion spring body 1 provided by the utility model adopts a five-turn left-handed structure.

Further, the coil torsion spring body 1 provided by the utility model has a pitch of 0.5mm per turn.

The working principle of the utility model is as follows:

the utility model is arranged on two structures to be connected, the connecting structure is surrounded by the triangular lock structure and is hooked on the first torsion arm 2 by the clasp 9, so that the function of encircling the lock catch is realized. During the hooking, the spring clamping block 12 in the opening structure of the hook 9 rotates in the hook 9 of the opening structure through the rotating shaft 11, so that the first torsion arm 2 enters the opening structure of the hook 9, and the buckling is realized. The triangular lock structure on the second torsion arm 3 is the same as the operation mode on the first torsion arm 2, so that the description is omitted.

Example two

In the second embodiment, based on the first embodiment, the openable latch structure is replaced by another form, that is: comprises an elastic buckle 13, wherein the elastic buckle 13 is made of anti-slip rubber material. One end of the elastic buckle 13 is arranged on the end part of the hook buckle 9 connected with the second extension part 7 through a fixed shaft; the other end of the clasp 9 is provided with a tilted handle part 10, the tilted handle part 10 is in an outward tilted structure on the clasp 9, and the other end of the elastic clasp 13 is movably clamped on the outward tilted structure of the tilted handle part 10 of the clasp 9.

In this embodiment, the elastic buckle 13 made of rubber material on the hook 9 is fastened on the structure of the outward warp of the warp shank 10 of the hook 9 by rotating the hook during fastening, so as to achieve fastening.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The torsion spring structure comprises a coil torsion spring body (1), wherein two ends of the coil torsion spring body (1) are respectively connected with a first torsion arm (2) and a second torsion arm (3), and the first torsion arm (2) and the second torsion arm (3) are arranged in a back-to-back mode; the novel torsion arm is characterized in that a triangular lock structure is connected and arranged on the end part of the first torsion arm (2); the triangular lock structure comprises a first torsion arm corner part (4), one end of the first torsion arm corner part (4) is connected with a first torsion arm (2), the other end of the first torsion arm corner part (4) is connected with an extension part I (5), the extension part I (5) is connected with an extension part II (7) through a second torsion arm corner part II (6), a hasp part (8) is arranged at the end part of the extension part II (7), and the hasp part (8) is movably connected with the first torsion arm (2); the second torsion arm (3) is provided with a triangular lock structure which is identical to the first torsion arm (2) in structure and is symmetrically arranged.

2. The torsion spring structure according to claim 1, wherein the torsion arm corner portion two (6) is connected to the extension portion one (5) and the extension portion two (7) by a spring structure.

3. A torsion spring structure according to claim 1, wherein the buckle portion (8) includes a hook (9), the hook (9) adopts an open structure, and one end of the hook (9) is connected to the second extension portion (7).

4. A torsion spring structure according to claim 3, wherein the clasp (9) is provided with a snap-lock arrangement which can be opened and closed.

5. The torsion spring structure according to claim 4, wherein the locking structure comprises a spring clamping block (12), one end of the spring clamping block (12) is movably arranged on the end portion, connected with the second extension portion (7), of the clasp (9) through the rotating shaft (11), and the other end of the spring clamping block (12) is arranged in the opening structure of the clasp (9).

6. The torsion spring structure according to claim 4, wherein the other end of the hook (9) is provided with a tilted handle portion (10), and the tilted handle portion (10) is configured to tilt outwards on the hook (9).

7. The torsion spring structure according to claim 6, wherein the locking structure comprises an elastic buckle (13), one end of the elastic buckle (13) is arranged on the end part of the hook buckle (9) connected with the second extension part (7) through a fixed shaft, and the other end of the elastic buckle (13) is movably clamped on the structure that the tilted handle part (10) of the hook buckle (9) is tilted outwards.

8. A torsion spring structure according to claim 7, wherein the resilient buckle (13) is made of a non-slip rubber material.

9. A torsion spring structure according to claim 1, wherein the coil of the coil torsion spring body (1) is of a five turn and left-handed construction.

10. A torsion spring structure according to claim 9, wherein the pitch of each turn of the coil torsion spring body (1) is 0.5mm.