CN219139603U

CN219139603U - Anti-drop's spring sub-assembly

Info

Publication number: CN219139603U
Application number: CN202223359212.8U
Authority: CN
Inventors: 邹先平
Original assignee: Dongguan Xiechen Precision Hardware Co ltd
Current assignee: Dongguan Xiechen Precision Hardware Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-06-06
Anticipated expiration: 2032-12-12

Abstract

The utility model discloses an anti-falling spring assembly, which comprises a screw body, wherein a first disc is rotationally connected to the outer surface of the screw body, a first spring is fixedly connected to the lower surface of the first disc, a second disc is fixedly connected to the other end of the first spring, the second disc is rotationally connected with the screw body, a moving device is arranged between the first disc and the second disc, a first annular groove is formed in the upper surface of the first disc, and a protecting device is arranged in the first annular groove. When the anti-falling spring assembly is used, the moving device is arranged, so that the damage to the spring can be avoided when the screw is rotated, the service life is prolonged, the cross screw can be protected by arranging the protecting device, the damage to the cross screw is avoided, the operation is simple, and the practicability is high.

Description

Anti-drop's spring sub-assembly

Technical Field

The utility model relates to the technical field of spring assemblies, in particular to an anti-falling spring assembly.

Background

The spring screw is also called a spring assembly, which is a component formed by combining more than two parts, is simply called an assembly, and consists of a spring and a screw component, is an auxiliary hardware for fixing, and is applied to industries such as wallboard fixing and the like.

The present utility model relates to an anti-falling spring assembly, and in the prior art, when the spring screw is used, because an operator is screwing the screw, the spring can rotate along with the screw, so that damage is generated between the spring and the screw, the spring and the screw fall off for a long time, most of the conventional cross screw is exposed outside, and the long-time naked leakage is outside, so that the cross screw is damaged.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides an anti-falling spring assembly.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an anti-drop's spring sub-assembly, includes the screw body, the surface of screw body rotates and is connected with first disc, the lower surface fixedly connected with first spring of first disc, the other end fixedly connected with second disc of first spring, the second disc rotates with the screw body to be connected, be equipped with mobile device between first disc and the second disc, first ring channel has been seted up to the upper surface of first disc, the inside of first ring channel is equipped with protection device.

Further, the mobile device is including the symmetry offer the trompil at first disc upper surface, two the inside of trompil all is equipped with the bolt, the bolt runs through the trompil and with trompil sliding connection, first recess corresponding with the bolt has been offered to the upper surface symmetry of first disc, the upper surface symmetry fixedly connected with telescopic link of second disc, two the screw hole has all been offered to the inside of telescopic link, the surface of telescopic link is equipped with the second spring, the both ends of second spring respectively with the fixed surface of first disc and second disc are connected, the one end of bolt extends to the screw hole inside and with screw hole threaded connection.

Further, the protection device comprises a protection cover rotationally connected to the upper surface of the first disc, first grooves corresponding to the protection cover are formed in the upper surface of the first disc, second grooves are symmetrically and fixedly formed in two sides of the outer surface of the protection cover, third springs are fixedly mounted in the second grooves, one ends of the third springs are fixedly connected with convex blocks, and third grooves corresponding to the convex blocks are symmetrically formed in the inner walls of the first grooves.

Further, a second slot corresponding to the screw body is formed in the upper surface of the first disc.

Further, a first cross screw is arranged on the upper surface of the screw body.

Further, a second-word screw is formed in the upper surface of the bolt.

Further, one end of the convex block is in an arc shape.

The utility model has the beneficial effects that:

when the anti-falling spring assembly is used, the moving device is arranged, so that the damage to the spring can be avoided when the screw is rotated, the service life is prolonged, the cross screw can be protected by arranging the protecting device, the damage to the cross screw is avoided, the operation is simple, and the practicability is high.

Drawings

FIG. 1 is a partial perspective view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

fig. 3 is an enlarged view of fig. 2 a in accordance with the present utility model.

Legend description:

1. a screw body; 2. a first disc; 3. a first spring; 4. a second disc; 5. a first annular groove; 6. opening holes; 7. a bolt; 8. a first groove; 9. a telescopic rod; 10. a threaded hole; 11. a second spring; 12. a first slot; 13. a second groove; 14. a third groove; 15. a second slot; 16. a first cross screw; 17. a second screw; 18. a protective cover; 19. a third spring; 20. a male block.

Detailed Description

Fig. 1 to 3 show, relate to an anti-drop's spring assembly, including screw body 1, the surface rotation of screw body 1 is connected with first disc 2, and the lower surface fixedly connected with first spring 3 of first disc 2, the other end fixedly connected with second disc 4 of first spring 3, second disc 4 rotates with screw body 1 to be connected, is equipped with mobile device between first disc 2 and the second disc 4, and first ring channel 5 has been seted up to the upper surface of first disc 2, and the inside of first ring channel 5 is equipped with protection device.

The moving device comprises symmetrically arranged holes 6 on the upper surface of a first disc 2, bolts 7 are arranged in the two holes 6, the bolts 7 penetrate through the holes 6 and are in sliding connection with the holes 6, first grooves 8 corresponding to the bolts 7 are symmetrically arranged on the upper surface of the first disc 2, telescopic rods 9 are symmetrically and fixedly connected to the upper surface of a second disc 4, threaded holes 10 are formed in the two telescopic rods 9, a second spring 11 is arranged on the outer surface of each telescopic rod 9, two ends of each second spring 11 are fixedly connected with the surfaces of the first disc 2 and the second disc 4 respectively, one end of each bolt 7 extends into the corresponding threaded hole 10 and is in threaded connection with the corresponding threaded hole 10, and the telescopic rods 9 move upwards through rotating the bolts 7 to drive the corresponding second disc 4 to move upwards

The protection device comprises a protection cover 18 rotationally connected to the upper surface of the first disc 2, a first groove 12 corresponding to the protection cover 18 is formed in the upper surface of the first disc 2, second grooves 13 are symmetrically and fixedly formed in two sides of the outer surface of the protection cover 18, third springs 19 are fixedly mounted in the second grooves 13, one ends of the third springs 19 are fixedly connected with convex blocks 20, third grooves 14 corresponding to the convex blocks 20 are symmetrically formed in the inner walls of the first groove 12, one ends of the protection cover 18 are clamped with the second grooves 13 through rotation of the protection cover 18, and the convex blocks 20 are automatically clamped with the third grooves 14 through the third springs 19.

The upper surface of the first disc 2 is provided with a second slot 15 corresponding to the screw body 1, so that the screw body 1 can be embedded into the first disc 2.

The upper surface of the screw body 1 is provided with a first cross screw 16, and the first cross screw 16 can rotate the screw body 1.

The upper surface of the bolt 7 is provided with a second-order screw 17, and the second-order screw 17 can rotate the bolt 7.

One end of the convex block 20 is arc-shaped and can be better clamped with the third groove 14.

When using anti-drop's spring assembly, put into the mounting hole with screw body 1, rotate bolt 7 through people operating personnel, bolt 7 drives telescopic link 9 upward movement, and then make second disc 4 and first spring 3 upwards move, make second disc 4 laminate with first disc 2, rotate screw body 1 simultaneously, and then make avoided first spring 3 and installation change hole direct contact when rotating screw body 1, reduce friction, increase of service life, through rotating visor 18, visor 18 and the looks joint of second recess 13, make third spring 19 drive convex piece 20 through the extrusion and remove, and then realize with third recess 14 joint, and easy operation, the practicality is high.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements within the spirit and principles of the utility model.

Claims

1. An anti-drop's spring assembly, includes screw body (1), its characterized in that: the screw comprises a screw body (1), wherein a first disc (2) is rotationally connected to the outer surface of the screw body (1), a first spring (3) is fixedly connected to the lower surface of the first disc (2), a second disc (4) is fixedly connected to the other end of the first spring (3), the second disc (4) is rotationally connected with the screw body (1), a moving device is arranged between the first disc (2) and the second disc (4), a first annular groove (5) is formed in the upper surface of the first disc (2), and a protecting device is arranged inside the first annular groove (5).

2. An anti-drop spring assembly as defined in claim 1, wherein: the moving device comprises holes (6) symmetrically formed in the upper surface of a first disc (2), bolts (7) are arranged in the holes (6), the bolts (7) penetrate through the holes (6) and are in sliding connection with the holes (6), first grooves (8) corresponding to the bolts (7) are symmetrically formed in the upper surface of the first disc (2), telescopic rods (9) are symmetrically and fixedly connected to the upper surface of a second disc (4), threaded holes (10) are formed in the telescopic rods (9), second springs (11) are arranged on the outer surfaces of the telescopic rods (9), the two ends of each second spring (11) are fixedly connected with the surfaces of the first disc (2) and the second disc (4) respectively, and one ends of the bolts (7) extend into the threaded holes (10) and are in threaded connection with the threaded holes (10).

3. An anti-drop spring assembly as defined in claim 1, wherein: the protection device comprises a protection cover (18) which is rotationally connected to the upper surface of a first disc (2), a first groove (12) corresponding to the protection cover (18) is formed in the upper surface of the first disc (2), second grooves (13) are symmetrically and fixedly formed in two sides of the outer surface of the protection cover (18), third springs (19) are fixedly mounted in the second grooves (13), one ends of the third springs (19) are fixedly connected with convex blocks (20), and third grooves (14) corresponding to the convex blocks (20) are symmetrically formed in the inner wall of the first groove (12).

4. An anti-drop spring assembly as defined in claim 1, wherein: the upper surface of the first disc (2) is provided with a second slot (15) corresponding to the screw body (1).

5. An anti-drop spring assembly as defined in claim 1, wherein: the upper surface of the screw body (1) is provided with a first cross screw (16).

6. An anti-drop spring assembly as defined in claim 2, wherein: the upper surface of the bolt (7) is provided with a second-level screw (17).

7. A drop-resistant spring assembly as claimed in claim 3, wherein: one end of the convex block (20) is in an arc shape.