CN211370967U

CN211370967U - Check bolt convenient to use

Info

Publication number: CN211370967U
Application number: CN201921946179.4U
Authority: CN
Inventors: 吕海翎
Original assignee: Zhuji Jiannan Business Information Consulting Service Department
Current assignee: Zhuji Jiannan Business Information Consulting Service Department
Priority date: 2019-11-12
Filing date: 2019-11-12
Publication date: 2020-08-28
Anticipated expiration: 2029-11-12

Abstract

The utility model belongs to the technical field of the mechanical parts technique and specifically relates to a check bolt convenient to use, including location casing and bolt body, the intermediate ring is installed to the lower extreme of bolt body, the both sides of intermediate ring all are equipped with the fixed orifices, the lower extreme of intermediate ring is installed down the ring body, the internally mounted of ring body has the bottom plate down, the upper surface middle part fixed mounting of bottom plate has spacing post, gu fixed ring's both sides all are equipped with the through-hole, the inserted bar has been run through to the inside of through-hole, the second spring of contradicting with the push pedal has been cup jointed in the outside of inserted bar, the upper surface of bottom plate and the outside that is located spacing post, solid fixed ring's inboard is installed and is kept off the ring, the last surface mounting of location casing. Compared with the prior art, the utility model, convenient to use can effectually carry out spacing fixed to the bolt body, prevents that the bolt body from taking place not hard up to improve the stability of the connector that will, the practicality is strong, convenient to use, safe and reliable is worth promoting.

Description

Check bolt convenient to use

Technical Field

The utility model relates to a machine parts technical field especially relates to a check bolt convenient to use.

Background

A bolt is a mechanical part, typically a cylindrical threaded fastener fitted with a nut. The bolt consists of a head part and a screw rod (a cylinder with external threads), and is matched with a nut when in use to be used for fastening and connecting two parts with through holes, and the connection form is called bolt connection.

At present, one of the more common forms for preventing loosening of bolted connections is the use of resilient washers. Although the mode can be loosened to a certain degree, the anti-loosening effect is limited, particularly, after the loosening is generated, the bolt can be loosened at a higher speed, the using effect of the bolt is reduced, the situation that the sealing fails or the connection is loosened also occurs, and therefore the anti-loosening bolt convenient to use is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a check bolt convenient to use.

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

the anti-loosening bolt convenient to use comprises a positioning shell and a bolt body, wherein the bolt body penetrates through the upper surface of the shell, a middle ring is installed at the lower end of the bolt body, fixing holes are formed in two sides of the middle ring, a lower ring body is installed at the lower end of the middle ring, a bottom plate is installed inside the lower ring body, a limiting column is fixedly installed in the middle of the upper surface of the bottom plate, a first spring which is in conflict with the bolt body is sleeved on the outer side of the limiting column, a fixing ring is fixedly installed at the edge of the upper surface of the bottom plate, through holes are formed in two sides of the fixing ring, an insertion rod penetrates through the through holes, a push plate is installed in the middle of the insertion rod, a second spring which is in conflict with the push plate is sleeved on the outer side of the insertion rod, a retaining ring is installed on the outer side of the limiting column and on the inner side of the fixing, and an adhesive layer is arranged on the upper surface of the positioning shell.

Preferably, the positioning shell, the middle ring and the lower ring body are of an integrally formed structure.

Preferably, the outside of bottom plate is equipped with the installation ring channel, the internally mounted of installation ring channel has the tight circle of contradicting with lower ring body.

Preferably, the outer side of the upper end of the fixing ring is provided with a chamfer.

The fixing ring and the bottom plate are of an integrally formed structure.

The utility model provides a pair of check bolt convenient to use, beneficial effect lies in: the utility model discloses the location casing who is equipped with can paste fixedly with the connecting piece through the viscose layer, in inserting solid fixed ring the middle ring, first spring is contradicted the bolt body, prevents that the bolt body from taking place not hard up, and inserted bar and fixed orifices cooperation under the effect of second spring realize solid fixed ring, bottom plate and middle between the ring fixed, compared with the prior art, convenient to use can effectually carry out spacing fixed to the bolt body, prevents that the bolt body from taking place not hard up to improve the stability of the connector of wanting, the practicality is strong, convenient to use, safe and reliable, is worth promoting.

Drawings

Fig. 1 is a schematic structural view of a convenient check bolt according to the present invention;

fig. 2 is a schematic structural view of the utility model provides a check bolt a-a convenient to use.

In the figure: the bolt comprises a first spring 1, a fixing hole 2, an intermediate ring 3, an installation annular groove 4, a lower ring body 5, an inserted bar 6, a second spring 7, a limiting column 8, a baffle ring 9, a bottom plate 10, a fastening ring 11, a push plate 12, a through hole 13, an adhesive layer 14, a bolt body 15, a fixing ring 16 and a positioning shell 17.

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.

Referring to fig. 1-2, a check bolt convenient to use, includes location casing 17 and bolt body 15, is the integrated into one piece structure between location casing 17, intermediate ring 3 and the lower ring 5, stable in structure, convenient to use.

Bolt body 15 runs through the upper surface of casing 17, intermediate ring 3 is installed to the lower extreme of bolt body 15, and intermediate ring 3's both sides all are equipped with fixed orifices 2, and lower ring 5 is installed to intermediate ring 3's lower extreme, and the internally mounted of lower ring 5 has bottom plate 10, and the outside of bottom plate 10 is equipped with installation ring channel 4, and the internally mounted of installation ring channel 4 has the tight loop 11 of contradicting with lower ring 5, and the connection effect between ring 5 and the bottom plate 10 under the reinforcing, reinforcing stability in use.

The upper surface middle part fixed mounting of bottom plate 10 has spacing post 8, and the first spring 1 of contradicting with bolt body 15 is cup jointed in the outside of spacing post 8, and the upper surface edge fixed mounting of bottom plate 10 has solid fixed ring 16, and solid fixed ring 16's the upper end outside is equipped with the chamfer, conveniently inserts solid fixed ring 16 the inside of intermediate ring 3, improves the convenience of use.

The fixing ring 16 and the bottom plate 10 are of an integrally formed structure, so that the connection is stable, and the using effect is good.

The both sides of solid fixed ring 16 all are equipped with through-hole 13, and the inserted bar 6 has been run through to the inside of through-hole 13, and the mid-mounting of inserted bar 6 has push pedal 12, and the second spring 7 of contradicting with push pedal 12 has been cup jointed in the outside of inserted bar 6, and the upper surface of bottom plate 10 just is located the outside of spacing post 8, the inboard of solid fixed ring 16 and installs fender ring 9, and second spring 7 contradicts with fender ring 9, and the last surface mounting of location casing 17 has viscose layer 14.

The working principle is as follows: during the use, the utility model discloses location casing 17 that is equipped with can paste fixedly with the connecting piece through viscose layer 14, will gu fixed ring 16 inserts intermediate ring 3, first spring 1 contradicts bolt body 15, prevent that bolt body 15 from taking place not hard up, inserted bar 6 and fixed orifices 2 cooperation under the effect of second spring 7, realize solid fixed ring 16, fixing between bottom plate 10 and the intermediate ring 3, during the dismantlement, inserted bar 6 is pressed to the hand, make inserted bar 6 break away from with through-hole 13, realize dismantling promptly under first spring 1's thrust.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a check bolt convenient to use, includes location casing (17) and bolt body (15), its characterized in that, bolt body (15) run through the upper surface of casing (17), intermediate ring (3) are installed to the lower extreme of bolt body (15), the both sides of intermediate ring (3) all are equipped with fixed orifices (2), lower ring (5) are installed to the lower extreme of intermediate ring (3), the internally mounted of lower ring (5) has bottom plate (10), the upper surface middle part fixed mounting of bottom plate (10) has spacing post (8), the first spring (1) of contradicting with bolt body (15) has been cup jointed in the outside of spacing post (8), the upper surface edge fixed mounting of bottom plate (10) has solid fixed ring (16), the both sides of solid fixed ring (16) all are equipped with through-hole (13), the inside of through-hole (13) has been run through inserted bar (6), the mid-mounting of inserted bar (6) has push pedal (12), second spring (7) of contradicting with push pedal (12) have been cup jointed in the outside of inserted bar (6), the upper surface of bottom plate (10) just is located the outside of spacing post (8), the inboard of solid fixed ring (16) is installed and is kept off ring (9), second spring (7) are contradicted with keeping off ring (9), the last surface mounting who fixes a position casing (17) has viscose layer (14).

2. The check bolt convenient to use of claim 1, characterized in that, the positioning shell (17), the middle ring (3) and the lower ring body (5) are of an integrated structure.

3. The check bolt convenient to use of claim 1, characterized in that, the outside of the bottom plate (10) is provided with a mounting ring groove (4), and the inside of the mounting ring groove (4) is provided with a fastening ring (11) which is abutted against the lower ring body (5).

4. The check bolt convenient to use of claim 1, wherein the outer side of the upper end of the fixing ring (16) is provided with a chamfer.

5. The easy-to-use check bolt according to claim 1, characterized in that the fixing ring (16) and the bottom plate (10) are of an integrally formed structure.