CN213870650U

CN213870650U - Bolt fastener with explosion-proof function

Info

Publication number: CN213870650U
Application number: CN202022750994.2U
Authority: CN
Inventors: 周玉萍; 祁玉凤
Original assignee: Tianjin Yuhe Tiansheng Metal Products Co ltd
Current assignee: Tianjin Yuhe Tiansheng Metal Products Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-08-03
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a bolt fastener with explosion-proof function, including connecting hole groove, the bolt body, bolt hood, first lag pipe, damping spring A, second lag pipe, damping spring B, explosion-proof shell and bolt head, the connecting hole groove sets up on the bolt body, the bolt hood sets up in the top of the bolt body, first lag pipe sets up in the upper portion of the bolt body, and passes through damping spring A sets up in the inside of explosion-proof shell, second lag pipe sets up in the lower part of the bolt body, and passes through damping spring B sets up in the inside of explosion-proof shell, explosion-proof shell sets up in the outside of the bolt body, the bolt head sets up in the bottom of the bolt body. The utility model discloses an explosion-proof formula bolt-up structure that sets up not only effectively prevents explosion and improves the security performance, has still carried out the stationary fastening to the bolt, has improved holistic practicality.

Description

Bolt fastener with explosion-proof function

Technical Field

The utility model relates to a fastener technical field, specific bolt fastener with explosion-proof function that says so.

Background

The fastener is a mechanical part which is used for fastening and connecting and has wide application, the fastener has wide application industries, including the industries of energy, electronics, electrical appliances, machinery, chemical engineering, metallurgy, molds, hydraulic pressure and the like, and various fasteners can be seen on various machines, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemical engineering, instruments, supplies, aerospace and the like, and the fastener is a mechanical basic part which has the most wide application. The bolt fastener is a mechanical part having an inner bolt or an outer bolt, and is generally used as a fastener to facilitate the assembly of multiple components, and most commonly, the bolt fastener is a screw, a nut, and a bolt, but there are other bolt fasteners such as a cage nut, a bolt insert, a bolt shaft, and the like.

The existing bolt fastener does not have an explosion-proof function, and the use safety factor is low, so that the bolt fastener with the explosion-proof function is provided for overcoming the problems.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned weak point that exists among the prior art, the utility model aims at providing a bolt fastening spare with explosion-proof function.

The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is: the utility model provides a bolt fastener with explosion-proof function, includes the connecting hole groove, the bolt body, bolt hood, first protecting sleeve, damping spring A, second protecting sleeve, damping spring B, explosion-proof shell and bolt head, the connecting hole groove sets up on the bolt body, bolt hood sets up in the top of the bolt body, first protecting sleeve sets up in the upper portion of the bolt body, and passes through damping spring A sets up in the inside of explosion-proof shell, second protecting sleeve sets up in the lower part of the bolt body, and passes through damping spring B sets up in the inside of explosion-proof shell, explosion-proof shell sets up in the outside of the bolt body, the bolt head sets up in the bottom of the bolt body.

The utility model discloses further set up to: the connecting hole groove is of a T-shaped structure.

The utility model discloses further set up to: the connection mode of the connection hole groove and the bolt body is sliding connection.

The utility model discloses further set up to: the bolt top cap comprises a reinforcing plate, a hexagonal mounting hole and rubber pads, the reinforcing plate is arranged at the top of the bolt top cap, the hexagonal mounting hole is formed in the top of the reinforcing plate, and the rubber pads are arranged at the corners of the bolt top cap.

The utility model discloses further set up to: the first protective sleeve and the second protective sleeve are set to be the same in model parameters.

The utility model discloses further set up to: the bolt head comprises a reinforcing rib plate, a fixing rod and a chute, the fixing rod is arranged on the bolt head through the reinforcing rib plate, and the chute is arranged at the bottom of the bolt head.

The utility model has the advantages that: this kind of bolt fastener with explosion-proof function not only effectively prevents explosion and improves the security performance through the explosion-proof formula bolt-up structure that sets up, has still carried out the stationary fastening to the bolt, has improved holistic practicality.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic structural view of the bolt top cap of the present invention;

fig. 3 is a schematic structural view of the bolt head of the present invention.

In the figure: the anti-explosion protective sleeve comprises a connecting hole groove 1, a bolt body 2, a bolt top cap 3, a reinforcing plate 31, a hexagonal mounting hole 32, a rubber pad 33, a first protective sleeve 4, a damping spring A5, a second protective sleeve 6, a damping spring B7, an anti-explosion shell 8, a bolt head 9, a reinforcing rib plate 91, a fixing rod 92 and a chute 93.

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 work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, a bolt fastener with an explosion-proof function includes a connection hole groove 1, a bolt body 2, a bolt top cap 3, a first protection sleeve 4, a damping spring a5, a second protection sleeve 6, a damping spring B7, an explosion-proof shell 8 and a bolt head 9, wherein the connection hole groove 1 is disposed on the bolt body 2, the bolt top cap 3 is disposed on the top end of the bolt body 2, the first protection sleeve 4 is disposed on the upper portion of the bolt body 2 and disposed inside the explosion-proof shell 8 through the damping spring a5, the second protection sleeve 6 is disposed on the lower portion of the bolt body 2 and disposed inside the explosion-proof shell 8 through the damping spring B7, the explosion-proof shell 8 is disposed outside the bolt body 2, and the bolt head 9 is disposed at the bottom end of the bolt body 2.

In the utility model, the connecting hole groove 1 is arranged in a T-shaped structure, and the connecting mode of the connecting hole groove 1 and the bolt body 2 is sliding connection, which is convenient for adjusting the fixed tightness; the bolt top cap 3 comprises a reinforcing plate 31, hexagonal mounting holes 32 and rubber pads 33, the reinforcing plate 31 is arranged at the top of the bolt top cap 3, the hexagonal mounting holes 32 are arranged at the top of the reinforcing plate 31, the rubber pads 33 are arranged at the corners of the bolt top cap 3, and the sealing performance is good; the first protective sleeve 4 and the second protective sleeve 6 are set to have the same model parameters, so that the explosion-proof safety coefficient is improved; the bolt head 9 comprises a reinforcing rib plate 91, a fixing rod 92 and a chute 93, the fixing rod 92 is arranged on the bolt head 9 through the reinforcing rib plate 91, and the chute 93 is arranged at the bottom of the bolt head 9, so that the degree of engagement and the degree of fastening are improved.

The utility model discloses a theory of operation is: during the use, through setting up first lag pipe 4, the inside second lag pipe 6 cooperation of explosion-proof shell 8 respectively damping spring A5, damping spring B7 buffering bolt body 2's fastening dynamics, be convenient for utilize bolt head 9 to fix the fastening part, through safe coefficient of use. The utility model discloses an explosion-proof formula bolt-up structure that sets up not only effectively prevents explosion and improves the security performance, has still carried out the stationary fastening to the bolt, has improved holistic practicality.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a bolt fastener with explosion-proof function, includes connecting hole groove (1), the bolt body (2), bolt hood (3), first protective sleeve (4), damping spring A (5), second protective sleeve (6), damping spring B (7), explosion-proof shell (8) and bolt head (9), its characterized in that: the bolt is characterized in that the connecting hole groove (1) is formed in the bolt body (2), the bolt top cap (3) is arranged on the top end of the bolt body (2), the first protective sleeve (4) is arranged on the upper portion of the bolt body (2) and passes through the damping spring A (5) which is arranged in the explosion-proof shell (8), the second protective sleeve (6) is arranged on the lower portion of the bolt body (2) and passes through the damping spring B (7) which is arranged in the explosion-proof shell (8), the explosion-proof shell (8) is arranged outside the bolt body (2), and the bolt head (9) is arranged at the bottom end of the bolt body (2).

2. The bolt fastener with explosion-proof function according to claim 1, characterized in that: the connecting hole groove (1) is of a T-shaped structure.

3. The bolt fastener with explosion-proof function according to claim 1, characterized in that: the connecting mode of the connecting hole groove (1) and the bolt body (2) is sliding connection.

4. The bolt fastener with explosion-proof function according to claim 1, characterized in that: bolt hood (3) include gusset plate (31), hexagonal mounting hole (32) and rubber pad (33), gusset plate (31) set up in the top of bolt hood (3), hexagonal mounting hole (32) set up in the top of gusset plate (31), rubber pad (33) set up in each edge of bolt hood (3).

5. The bolt fastener with explosion-proof function according to claim 1, characterized in that: the first protective sleeve (4) and the second protective sleeve (6) are set to be the same in model parameters.

6. The bolt fastener with explosion-proof function according to claim 1, characterized in that: the bolt head (9) comprises a reinforcing rib plate (91), a fixing rod (92) and a chute (93), the fixing rod (92) is arranged on the bolt head (9) through the reinforcing rib plate (91), and the chute (93) is arranged at the bottom of the bolt head (9).