CN220286169U

CN220286169U - High-strength bolt

Info

Publication number: CN220286169U
Application number: CN202321699542.3U
Authority: CN
Inventors: 尹建荣; 尹铭婧; 张秀琴
Original assignee: Yixing Rongsheng Fastener Co ltd
Current assignee: Yixing Rongsheng Fastener Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2024-01-02
Anticipated expiration: 2033-06-30

Abstract

The utility model relates to the technical field of bolts and discloses a high-strength bolt, which comprises a head part, wherein one side of the head part is fixedly connected with a screw rod, one side of the head part is rotationally connected with a rotating seat, one side of the rotating seat is fixedly connected with a locking spring, one side of the rotating seat is fixedly connected with a fixed telescopic rod, one end of the fixed telescopic rod is fixedly connected with a clamping ring, the inner thread of the screw rod is connected with a reinforcing rod, the lower end of the reinforcing rod is fixedly connected with a connecting ball, the arc-shaped outer wall of the connecting ball is rotationally connected with a clamping column, the high-strength bolt is provided with the reinforcing rod, the connecting ball, the clamping column and a clamping block, and the problem of looseness caused by incomplete fit between the head part and a fixed object is solved by the rotating seat, the fixed telescopic rod and the clamping ring and the balls.

Description

High-strength bolt

Technical Field

The utility model relates to the technical field of bolts, in particular to a high-strength bolt.

Background

Bolts are mechanical parts and are used with cylindrical threaded fasteners of nuts. A fastener consisting of a head part and a screw (a cylinder with external threads) needs to be matched with a nut for fastening two parts with through holes. This form of connection is called bolting. If the nut is screwed off the bolt, the two parts can be separated, so the bolt connection belongs to the detachable connection.

According to a chinese patent of publication No. CN219062201U, in the above-mentioned application, set up the reinforcing connection board in the junction of stud structure and bolt head structure, can strengthen the joint strength of stud structure and bolt head structure, through cover establish the rubber buffer pad on the bolt head structure and cover establish outside protection lantern ring on the rubber buffer pad, can promote the anti striking ability of bolt head structure when receiving the side striking to make the side of bolt head structure be when receiving the striking, bolt head structure and stud structure are difficult for the fracture to separate, and then can promote the practicality of bolt main part finally.

However, in the actual use process of the device, the head part is possibly not completely attached to the fixed object, so that looseness is caused, and the fixing effect is affected; in view of this, we propose a high strength bolt.

Disclosure of Invention

The present utility model is directed to a high strength bolt to solve the above-mentioned problems of the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high strength bolt includes head part, head part one side fixedly connected with screw rod, head part one side rotates and is connected with the roating seat, roating seat one side fixedly connected with locking spring, roating seat one side fixedly connected with fixed telescopic link, fixed telescopic link one end fixedly connected with chucking ring, chucking ring inside rotates and is connected with the ball, screw rod inside threaded connection has the stiffener, stiffener lower extreme fixedly connected with connecting ball, connecting ball arc outer wall rotates and is connected with the card post, card post lower extreme cover is connected with the fixed column, the inside fixedly connected with reset spring of fixed column first, the inside sliding connection of screw rod has the fixture block, fixture block fixedly connected with connecting block, connecting block one side fixedly connected with reset spring second.

Preferably, an annular chute adapted to the rotary seat is provided in the head part.

Preferably, the locking springs are provided with a plurality of groups, one ends of the locking springs are fixedly connected with the rotating seat, and the other ends of the locking springs are fixedly connected with the clamping rings.

Preferably, the balls are provided with a plurality of groups, and the balls of the groups are uniformly distributed in the sliding groove formed in the lower surface of the clamping ring in a circumferential array.

Preferably, one end of the clamping column is rotationally connected with the connecting ball, and the other end of the clamping column is sleeved with the fixing column.

Preferably, one end of the second return spring is fixedly connected with the connecting block, and the other end of the second return spring is fixedly connected with the inner wall of the screw.

Compared with the prior art, the utility model provides the high-strength bolt, which has the following beneficial effects:

1. this high strength bolt, in order to avoid the head part not laminating completely with fixed object and lead to not hard up, through being provided with stiffener, connecting ball, card post, fixture block, cooperation reset spring two has reached the function that carries out the second grade to the fixed object and has been fixed, realizes solving the head part and not laminating completely with fixed object and leads to not hard up problem.

2. This high strength bolt, in order to avoid when fixed, because the friction between clamping ring and the fixed object leads to locking spring to produce deformation, influence fixed effect, through being provided with roating seat, fixed telescopic link, clamping ring, the cooperation ball has reached the function of fixing locking spring, has realized solving when fixed, because the friction between clamping ring and the fixed object leads to locking spring to produce deformation, influences the problem of fixed effect.

Drawings

FIG. 1 is a schematic view of a three-dimensional front view structure of the present utility model;

FIG. 2 is a schematic diagram of a three-dimensional side view of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

fig. 4 is a schematic view of a part of the front view structure of the present utility model.

In the figure: 1. a head member; 2. a screw; 3. a rotating seat; 4. a locking spring; 5. fixing the telescopic rod; 6. a clamping ring; 7. a ball; 8. a reinforcing rod; 9. a connecting ball; 10. a clamping column; 11. fixing the column; 12. a first reset spring; 13. a clamping block; 14. a connecting block; 15. and a second reset spring.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without making creative efforts are within the scope of the present utility model

As shown in fig. 1-4, the present utility model provides a technical solution: the high-strength bolt comprises a head part 1, an annular chute matched with a rotary seat 3 is formed in the head part 1, a screw rod 2 is fixedly connected to one side of the head part 1, the rotary seat 3 is rotationally connected to one side of the head part 1, a locking spring 4 is fixedly connected to one side of the rotary seat 3, a plurality of groups of locking springs 4 are arranged, one end of each locking spring 4 is fixedly connected with the rotary seat 3, the other end of each locking spring 4 is fixedly connected with a clamping ring 6, a fixed telescopic rod 5 is fixedly connected to one side of the rotary seat 3, one end of the fixed telescopic rod 5 is fixedly connected with the clamping ring 6, balls 7 are rotationally connected to the inside of the clamping ring 6, the balls 7 are provided with a plurality of groups of balls 7, are uniformly distributed in the chute formed in the lower surface of the clamping ring 6 in a circumferential array, the balls 7 are matched with the rotary seat 3, the fixed telescopic rod 5 and the clamping ring 6, the function of fixing the locking spring 4 is achieved, the problem that the fixing effect is affected because the locking spring 4 deforms due to friction between the clamping ring 6 and a fixed object during fixing is solved, the reinforcing rod 8 is connected with the screw rod 2 in a threaded manner, the connecting ball 9 is fixedly connected with the lower end of the reinforcing rod 8, the clamping column 10 is rotatably connected with the arc-shaped outer wall of the connecting ball 9, one end of the clamping column 10 is rotatably connected with the connecting ball 9, the other end of the clamping column 10 is sleeved with the fixing column 11, the fixing column 11 is sleeved with the lower end of the clamping column 10, the first reset spring 12 is fixedly connected inside the fixing column 11, the clamping block 13 is fixedly connected with the clamping block 13 in a sliding manner, the connecting block 14 is fixedly connected with the surface of the clamping block 13, the second reset spring 15 is fixedly connected with one side of the connecting block 14, one end of the second reset spring 15 is fixedly connected with the connecting block 14, the other end of the reset spring 15 is fixedly connected with the inner wall of the screw rod 2, through being provided with stiffener 8, connecting ball 9, card post 10, fixture block 13, cooperation reset spring two 15 has reached the function that carries out the second grade to the fixed object and has been fixed, realizes solving the problem that head part 1 does not laminate completely with the fixed object and leads to not hard up.

Working principle: when the high-strength bolt is used, the screw rod 2 is connected with a fixed object through the rotating head part 1, when the clamping ring 6 is attached to the object, the rotating head part 1 is continuously rotated to enable the locking spring 4 to be compressed, at the moment, the locking spring 4 cannot bend due to the fact that the balls 7, the fixed telescopic rod 5 and the rotating seat 3 inside the clamping ring 6 exist, after the fixing is completed, the reinforcing rod 8 is continuously rotated to enable the clamping column 10 to pop up the clamping block 13, and the object is further fixed.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims

1. The utility model provides a high strength bolt, includes head part (1), head part (1) one side fixedly connected with screw rod (2), its characterized in that: the novel clamping device is characterized in that the rotating seat (3) is rotationally connected to one side of the head part (1), the locking spring (4) is fixedly connected to one side of the rotating seat (3), the telescopic rod (5) is fixedly connected to one side of the rotating seat (3), the clamping ring (6) is fixedly connected to one end of the telescopic rod (5), the ball (7) is rotationally connected to the inside of the clamping ring (6), the reinforcing rod (8) is connected to the screw (2) through internal threads, the connecting ball (9) is fixedly connected to the lower end of the reinforcing rod (8), the clamping column (10) is rotationally connected to the arc-shaped outer wall of the connecting ball (9), the fixing column (11) is sleeved at the lower end of the clamping column (10), the first reset spring (12) is fixedly connected to the inside of the fixing column (11), the clamping block (13) is fixedly connected to the inside of the screw (2), the connecting block (14) is fixedly connected to the connecting block (13) through surface, and the second reset spring (15) is fixedly connected to one side of the connecting block (14).

2. A high strength bolt according to claim 1, wherein: an annular chute matched with the rotating seat (3) is formed in the head part (1).

3. A high strength bolt according to claim 1, wherein: the locking springs (4) are provided with a plurality of groups, one ends of the locking springs (4) are fixedly connected with the rotating seat (3), and the other ends of the locking springs (4) are fixedly connected with the clamping rings (6).

4. A high strength bolt according to claim 1, wherein: the balls (7) are provided with a plurality of groups, and the balls (7) of the groups are uniformly distributed in the sliding groove formed in the lower surface of the clamping ring (6) in a circumferential array.

5. A high strength bolt according to claim 1, wherein: one end of the clamping column (10) is rotationally connected with the connecting ball (9), and the other end of the clamping column (10) is sleeved with the fixing column (11).

6. A high strength bolt according to claim 1, wherein: one end of the second return spring (15) is fixedly connected with the connecting block (14), and the other end of the second return spring (15) is fixedly connected with the inner wall of the screw rod (2).