CN212055465U

CN212055465U - Fastening bolt

Info

Publication number: CN212055465U
Application number: CN202020568957.7U
Authority: CN
Inventors: 张夏莲
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-16
Filing date: 2020-04-16
Publication date: 2020-12-01
Anticipated expiration: 2030-04-16

Abstract

The utility model discloses a fastening bolt, including fastening bolt, nut, the intermediate position department of fastening bolt one side is provided with screws up the groove, the lateral wall of fastening bolt one side is provided with anti-skidding line, the screw thread position department of fastening bolt opposite side is provided with first recess, second recess, relates to fastening bolt technical field. The utility model discloses a setting inlays on the cap body, nut lateral wall and is equipped with anti-skidding line, can increase the frictional force between the cap body and the work piece, and the bolt tightening of being convenient for through the first lug that sets up, first spring, first lug, second spring, spacing groove, and at nut and fastening bolt tightening in-process, elasticity that first lug utilized first spring, second lug utilized the second spring agree with the spacing groove respectively, makes nut and fastening bolt firm in connection.

Description

Fastening bolt

Technical Field

The utility model relates to a fastening bolt technical field specifically is a fastening bolt.

Background

The fastening bolt is a kind of mechanical parts which are used for fastening connection and have wide application, and the fastening bolt has wide application industry, including the industries of energy, electronics, electrical appliances, machinery, chemical engineering, metallurgy, dies, hydraulic pressure and the like, can be seen on various machines, equipment, vehicles, ships, railways, bridges, buildings, structures, tools, instruments, chemical engineering, instruments, supplies and the like, is a mechanical basic part which has wide application, and has the characteristics of various types and specifications, different performance and purposes, and extremely high standardization, serialization and universalization degrees.

The existing fastening bolt cap body and the outer side of the nut are smooth planes, friction force is small, slipping is easy, the fastening bolt is not convenient to tighten, the fastened workpiece vibrates to enable the fastening bolt to be loosened with the fastened workpiece and the nut easily, fastening effect is poor, and practicability is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: to solve the problem, a fastening bolt is provided.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fastening bolt, includes fastening bolt, nut, the intermediate position department of fastening bolt one side is provided with screws up the groove, the lateral wall of fastening bolt one side is provided with anti-skidding line, the screw thread position department of fastening bolt opposite side is provided with first recess, second recess, the inside of first recess is provided with first spring, the top of first spring is provided with first lug, the inside of second recess is provided with the second spring, the bottom of second spring is provided with the second lug, the screw inner wall of nut is provided with the spacing groove, the lateral wall of nut is provided with anti-skidding line.

Preferably, the fastening bolt comprises a nut and a screw, and the nut and the screw are fixedly connected through spot welding.

Preferably, the number of the nuts and the number of the limiting grooves are two.

Preferably, the first grooves and the second grooves are staggered up and down.

Preferably, the first protrusion and the first groove are elastically connected with the second protrusion and the second groove through a first spring and a second spring respectively.

Preferably, the first groove and the first spring, the first spring and the first bump, the second groove and the second spring, and the second spring and the second bump are all fixedly connected through spot welding.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a setting is at the cap body, inlay on the nut lateral wall and be equipped with anti-skidding line, can increase the frictional force between the cap body and the work piece, the bolt tightening of being convenient for, through the first lug that sets up, first spring, first lug, the second spring, the spacing groove, in nut and fastening bolt tightening process, first lug utilizes the elasticity of first spring, the second lug utilizes the elasticity of second spring to agree with the spacing groove respectively, make nut and fastening bolt firm in connection, avoided because the not hard up of fastening work piece vibration production, fastening bolt's fastness has been guaranteed, simple structure simultaneously, and convenient assembling.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic perspective view of the fastening bolt of the present invention;

fig. 3 is a schematic view of the three-dimensional structure of the curtain of the present invention.

In the figure: 1. fastening a bolt; 101. a nut; 102. a screw; 2. screwing down the groove; 3. a nut; 4. a first groove; 5. a limiting groove; 6. a first bump; 7. a first spring; 8. a second spring; 9. a second bump; 10. a second groove; 11. and (4) anti-skid lines.

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. 1-3, a fastening bolt includes a fastening bolt 1 and a nut 3, a fastening groove 2 is disposed at a middle position of one side of the fastening bolt 1, anti-slip lines 11 are disposed on an outer side wall of one side of the fastening bolt 1, a first groove 4 and a second groove 10 are disposed at a thread position of the other side of the fastening bolt 1, a first spring 7 is disposed inside the first groove 4, a first bump 6 is disposed at a top of the first spring 7, a second spring 8 is disposed inside the second groove 10, a second bump 9 is disposed at a bottom of the second spring 8, a limiting groove 5 is disposed on an inner wall of a screw hole of the nut 3, and the anti-slip lines 11 are disposed on an outer side wall of the nut 3.

Please refer to fig. 2, the fastening bolt 1 includes a nut 101 and a bolt 102, and the nut 101 and the bolt 102 are fixedly connected by spot welding.

Please refer to fig. 3, the number of the nuts 3 and the limiting grooves 5 are set to two sets, and the two sets of nuts 3 can ensure the firmness of the fastening bolt, and have simple structure and convenient assembly.

Please refer to fig. 1, the first recess 4 and the second recess 10 are disposed in a staggered manner.

Please refer to fig. 1, the first protrusion 6 and the first groove 4, and the second protrusion 9 and the second groove 10 are elastically connected by the first spring 7 and the second spring 8, respectively, and the first protrusion 6 and the first groove 4, and the second protrusion 9 and the second groove 10 are elastically connected by the first spring 7 and the second spring 8, respectively, so that the first protrusion and the second protrusion are engaged with the limiting groove, and the nut and the fastening bolt are firmly connected.

Please refer to fig. 1, the first recess 4 and the first spring 7, the first spring 7 and the first bump 6, the second recess 10 and the second spring 8, and the second spring 8 and the second bump 9 are all fixedly connected by spot welding, and the first recess 4 and the first spring 7, the first spring 7 and the first bump 6, the second recess 10 and the second spring 8, and the second spring 8 and the second bump 9 are all fixedly connected by spot welding, so that the stability is higher.

The working principle is as follows: during the use, pass fastening bolt 1 earlier and fasten the work piece hole, then use instrument clamping nut 101, thereby make fastening bolt 1 be in fixed state, twist two nuts 3 respectively in proper order, at the twisting in-process, first lug 6 utilizes the elasticity of first spring 7, second lug 9 utilizes the elasticity of second spring 8 to agree with spacing groove 5 respectively, make nut 3 and fastening bolt 1 firm in connection, avoided because the not hard up of fastening the work piece vibration production, the fastness of fastening bolt 1 has been guaranteed.

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.

Claims

1. A fastening bolt, includes fastening bolt (1), nut (3), its characterized in that: the utility model discloses a nut, including fastening bolt (1), screw bolt, first recess (4), second recess (10), the inside of first recess (4) is provided with first spring (7), the top of first spring (7) is provided with first lug (6), the inside of second recess (10) is provided with second spring (8), the bottom of second spring (8) is provided with second lug (9), the screw inner wall of nut (3) is provided with spacing groove (5), the lateral wall of nut (3) is provided with anti-skidding line (11).

2. A fastening screw according to claim 1, characterized in that: the fastening bolt (1) comprises a nut (101) and a screw (102), and the nut (101) and the screw (102) are fixedly connected through spot welding.

3. A fastening screw according to claim 1, characterized in that: the number of the nuts (3) and the number of the limiting grooves (5) are set to be two.

4. A fastening screw according to claim 1, characterized in that: the first grooves (4) and the second grooves (10) are arranged in a vertically staggered mode.

5. A fastening screw according to claim 1, characterized in that: the first lug (6) is elastically connected with the first groove (4), and the second lug (9) is elastically connected with the second groove (10) through a first spring (7) and a second spring (8).

6. A fastening screw according to claim 1, characterized in that: the first groove (4) and the first spring (7), the first spring (7) and the first bump (6), the second groove (10) and the second spring (8), and the second spring (8) and the second bump (9) are fixedly connected through spot welding.