CN210637355U

CN210637355U - Locking theftproof bolt assembly that good reliability

Info

Publication number: CN210637355U
Application number: CN201921176465.7U
Authority: CN
Inventors: 徐峰
Original assignee: Haiyan Honghe Standard Parts Co ltd
Current assignee: Haiyan Honghe Standard Parts Co ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-05-29
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses a locking theftproof bolt assembly that good reliability, include bolt body, cushion, anti-rotation groove, prevent turning, first nut, second nut, fixed cover, annular groove, a plurality of fixed body and advance the gluey hole, the cover is equipped with the cushion on the screw rod of bolt body, be equipped with the open anti-rotation groove in rear end on the screw rod of bolt body, the inner wall of cushion is equipped with and prevents anti-rotation groove matched with anti-rotation body, first nut and second nut cooperate together to form a nut body with the screw rod matched with of bolt body, the cross section of fixed cover is regular polygon shape, the cover is equipped with on the nut body can dismantle and non-rotatable fixed cover, the rear end of cushion is equipped with annular groove, compares with prior art, and is effectual, improves work efficiency by locking theftproof.

Description

Locking theftproof bolt assembly that good reliability

[ technical field ] A method for producing a semiconductor device

The utility model relates to a technical field of fastener, especially a good reliability's locking theftproof bolt assembly's technical field.

[ background of the invention ]

The fastener is a basic part which is most widely applied, and is a general name of a mechanical part which is adopted when two or more parts or components are fastened and connected into a whole. The fastener has various types and specifications, one performance purpose and extremely high standardization, serialization and universalization degrees. With the mating of a bolt and nut being one of the most common fasteners. Conventional bolt and nut are after the cooperation of screwing up, do not possess locking theftproof effect to generally the nut reaches fastening position and often need to spin into a section longer thread distance on the screw rod, reduces work efficiency.

[ Utility model ] content

The utility model aims at solving the problem in the prior art and providing a locking theftproof bolt assembly that good reliability, work efficiency are high.

In order to achieve the purpose, the utility model provides a locking theftproof bolt assembly with good reliability, which comprises a bolt body, a cushion block, an anti-rotation groove, an anti-rotation body, a first half nut, a second half nut, a fixed sleeve, an annular groove, a plurality of fixed bodies and a glue inlet hole, wherein the cushion block is sleeved on a screw rod of the bolt body, the anti-rotation groove with an open rear end is arranged on the screw rod of the bolt body, the anti-rotation body matched with the anti-rotation groove is arranged on the inner wall of the cushion block, the first half nut and the second half nut are matched together to form a nut body matched with the screw rod of the bolt body, the cross section of the fixed sleeve is in a regular polygon shape, the nut body is sleeved with the detachable and non-rotatable fixed sleeve, the rear end of the cushion block is provided with the annular groove, the bottom of the annular groove is provided with the plurality of fixed bodies, the, the front end of the skirt edge is provided with a plurality of fixing bodies positioned in the annular groove, and the upper end of the cushion block is provided with a glue inlet hole communicated with the annular groove.

Preferably, both ends of the upper half nut are provided with positioning bodies, and both ends of the lower half nut are provided with positioning grooves matched with the positioning bodies.

Preferably, fan-shaped protrusions are arranged at the rear ends of the upper half nut and the lower half nut, grooves are formed in the outer arc surfaces of the fan-shaped protrusions, and elastic check rings for blocking the fixing sleeves are arranged in the two grooves.

Preferably, the glue inlet hole is located at a half position of the depth of the annular groove, the rear end of the front fixing body exceeds the rear end of the glue inlet hole, and the front end of the rear fixing body exceeds the front end of the glue inlet hole.

The utility model has the advantages that: the utility model prevents the cushion block from rotating through the matching of the anti-rotation groove and the anti-rotation body, the front and the back fixing bodies are fixed together by the glue solidified in the annular groove, and the fixing of the cushion block and the fixing sleeve is realized, thereby realizing the fixing of the nut body; first half nut and half nut cooperation down form one with the screw rod matched with nut body together, can be directly with first half nut and half nut down be close to fastening position department lock together, compare with prior art, can locking theftproof effectual, improve work efficiency.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

Fig. 1 is a schematic structural view of a reliable anti-loose and anti-theft bolt assembly of the present invention;

fig. 2 is a schematic structural view of the nut body.

In the figure: 1-a bolt body, 2-a cushion block, 3-an anti-rotation groove, 4-an anti-rotation body, 5-an upper half nut, 6-a lower half nut, 7-a fixed sleeve, 8-an annular groove, 9-a fixed body, 10-a glue inlet hole, 11-a skirt edge, 12-a fan-shaped bulge, 13-a groove, 14-an elastic retainer ring, 15-a positioning body and 16-a positioning groove.

[ detailed description ] embodiments

Referring to fig. 1 and 2, the utility model relates to a reliable anti-loose and anti-theft bolt assembly, which comprises a bolt body 1, a cushion block 2, an anti-rotation groove 3, an anti-rotation body 4, a first half nut 5, a second half nut 6, a fixing sleeve 7, an annular groove 8, a plurality of fixing bodies 9 and a glue inlet hole 10, wherein the bolt of the bolt body 1 is sleeved with the cushion block 2, the bolt of the bolt body 1 is provided with the anti-rotation groove 3 with an open rear end, the inner wall of the cushion block 2 is provided with the anti-rotation body 4 matched with the anti-rotation groove 3, the first half nut 5 and the second half nut 6 are matched together to form a nut body matched with the bolt of the bolt body 1, the cross section of the fixing sleeve 7 is in a regular polygon shape, the nut body is sleeved with the detachable and non-rotatable fixing sleeve 7, the rear end of the cushion block 2 is provided with the annular groove 8, the, the front end of fixed cover 7 is equipped with the shirt rim 11 of the notch of shutoff annular groove 8, the front end of shirt rim 11 is equipped with a plurality of fixed bodies 9 that are located annular groove 8, the upper end of cushion 2 is equipped with advances gluey hole 10 with annular groove 8 intercommunication, the both ends of first half nut 5 all are equipped with locating body 15, the both ends of second half nut 6 all are equipped with constant head tank 16 with locating body 15 matched with, the rear end of first half nut 5 and second half nut 6 all is equipped with fan-shaped arch 12, all be equipped with recess 13 on the extrados of fan-shaped arch 12, two recess 13 in be equipped with the circlip 14 that blocks fixed cover 7, advance gluey hole 10 and be located the half position department of the degree of depth of annular groove 8, the rear end of the fixed body 9 in the place ahead surpasss the rear end of advancing gluey hole 10, the front end of the fixed body 9 in rear surpasss the front end of advancing gluey hole 10.

The utility model discloses the working process:

the utility model relates to a locking theftproof bolt assembly that good reliability is in the course of the work, pass bolt body 1's screw rod by the fastener, then overlap cushion 2 on bolt body 1's screw rod and contradict on by the fastener, then form the nut body and be close to cushion 2 as far as possible with first half nut 5 and second half nut 6 cohesion on bolt body 1's screw rod, then overlap fixed cover 7 on the nut body, then block fixed cover 7 with circlip 14 card in recess 13, then twist fixed cover 7 and drive the nut body and screw up, then pour into the glue solution into annular groove 8 from advancing gluey hole 10, fixed body 9 is solidified in the glue that solidifies.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a locking theftproof bolt assembly that good reliability which characterized in that: comprises a bolt body (1), a cushion block (2), an anti-rotation groove (3), an anti-rotation body (4), an upper half nut (5), a lower half nut (6), a fixed sleeve (7), an annular groove (8), a plurality of fixed bodies (9) and a glue inlet hole (10), wherein the cushion block (2) is sleeved on a screw rod of the bolt body (1), the anti-rotation groove (3) with the open rear end is arranged on the screw rod of the bolt body (1), the anti-rotation body (4) matched with the anti-rotation groove (3) is arranged on the inner wall of the cushion block (2), the upper half nut (5) and the lower half nut (6) are matched together to form a nut body matched with the screw rod of the bolt body (1), the cross section of the fixed sleeve (7) is in a regular polygon shape, the fixed sleeve (7) which can be disassembled and can not rotate is sleeved on the nut body, the annular groove (8) is, the tank bottom of cyclic annular groove (8) is equipped with a plurality of fixed bodies (9), the front end of fixed cover (7) is equipped with shirt rim (11) of the notch of shutoff cyclic annular groove (8), the front end of shirt rim (11) is equipped with a plurality of fixed bodies (9) that are located cyclic annular groove (8), the upper end of cushion (2) is equipped with advances gluey hole (10) with cyclic annular groove (8) intercommunication.

2. A reliable anti-loosening and anti-theft bolt assembly as defined in claim 1, wherein: the two ends of the upper half nut (5) are both provided with positioning bodies (15), and the two ends of the lower half nut (6) are both provided with positioning grooves (16) matched with the positioning bodies (15).

3. A reliable anti-loosening and anti-theft bolt assembly as defined in claim 1, wherein: the rear ends of the upper half nut (5) and the lower half nut (6) are respectively provided with a fan-shaped bulge (12), the outer arc surface of each fan-shaped bulge (12) is provided with a groove (13), and the two grooves (13) are internally provided with elastic check rings (14) for blocking the fixed sleeve (7).

4. A reliable anti-loose and anti-theft bolt assembly as recited in any one of claims 1 to 3, wherein: the glue inlet hole (10) is positioned at the position of the half depth of the annular groove (8), the rear end of the front fixing body (9) exceeds the rear end of the glue inlet hole (10), and the front end of the rear fixing body (9) exceeds the front end of the glue inlet hole (10).