CN214578204U

CN214578204U - Sealed locking dual fixed flange face hexagon bolt that moves

Info

Publication number: CN214578204U
Application number: CN202120201053.5U
Authority: CN
Inventors: 田聪聪; 王�琦
Original assignee: Jiangsu Yongya Automobile Accessory Co ltd
Current assignee: Jiangsu Yongya Automobile Accessory Co ltd
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-11-02
Anticipated expiration: 2031-01-25

Abstract

The utility model discloses a sealed locking dual fixed flange face hexagon bolt that moves, including the integrative hexagonal screw head that sets up in double-screw bolt and double-screw bolt top, the double-screw bolt divide into first screw thread section, second screw thread section and smooth section three, the one end that is close to the hexagonal screw head on the double-screw bolt sets up to first screw thread section, and the one end of keeping away from the hexagonal screw head on the double-screw bolt sets up to the second screw thread section. This sealed locking dual fixed flange face hexagon bolt that moves is provided with the thin nut of detachable, antiskid tooth on it can increase the frictional force between thin nut and the locking surface, thereby strengthen the grip strength between the two, can prevent that whole bolt is not hard up after the installation locking, because be threaded connection between thin nut and the double-screw bolt, the installation of the thin nut of being convenient for, dismantle and change, thereby be convenient for select the size of a dimension of thin nut according to the atress of bolt, make the thin nut can make the best of things, the size of thin nut is big more, its laminating area is big more, grip strength is also big more.

Description

Sealed locking dual fixed flange face hexagon bolt that moves

Technical Field

The utility model relates to a sealed locking dual fixed flange face hexagon bolt that moves.

Background

The bolt is a common fastener for connecting parts, and generally consists of a head and a cylinder with a screw rod provided with external threads, wherein the threads are generally turned by a machine tool, the bolt and a nut are commonly used for connecting and fixing in a vehicle structure, each connecting structure is basically a moving part, and the bolt is easy to loosen along with the running vibration of the connecting structure in the use process of a vehicle.

Its anti-skidding tooth of traditional bolt sets up on the mesa of flange platform mostly, and flange platform and double-screw bolt and hexagonal screw head an organic whole set up, can't change the flange platform according to the needs of installation occasion, does not change the flange platform of looks adaptation, and the area of anti-skidding tooth on it can't obtain changing its unable increase of gripping power, can't play better locking effect to the installation occasion of difference.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sealed locking dual fixed flange face hexagon bolt that moves to solve its anti-skidding tooth of bolt that proposes in the above-mentioned background art and set up on the mesa of flange platform mostly, and flange platform and double-screw bolt and the integrative setting of hexagonal screw head, can't change the flange platform according to the needs of installation occasion, do not change the flange platform of looks adaptation, the area of anti-skidding tooth on it can't get to change its unable increase of grabbing power, the problem of the effect of can't play better locking to the installation occasion of difference.

In order to achieve the above object, the utility model provides a following technical scheme: a flange face hexagonal bolt with double fixation of sealing looseness prevention comprises a stud and a hexagonal screw head integrally arranged at the top of the stud, wherein the stud is divided into a first thread section, a second thread section and a smooth section;

a flange platform which is integrally formed with the stud and the hexagonal screw head is arranged on the stud in a close fit manner.

Preferably, the side wall of the flange platform is provided with through holes, the through holes penetrate through the whole flange platform, and the through holes are arranged in two groups in parallel.

Preferably, a detachable thin nut is arranged at the first thread section on the stud, an internal thread matched with the external thread of the first thread section is arranged on the inner wall of the thin nut, and the thin nut is in threaded connection with the stud.

Preferably, a sealing gasket is arranged on the stud and between the thin nut and the flange table.

Preferably, a plurality of anti-skidding teeth are annularly arranged on the outer surface of the thin nut, which is far away from the hexagonal screw head.

Preferably, the screwing direction of the anti-skid teeth is consistent with the screwing direction of the threads of the second thread sections.

Compared with the prior art, the utility model discloses an advantage and benefit:

the utility model discloses be provided with detachable thin nut, the anti-skidding tooth on it can increase the frictional force between thin nut and the locking surface to strengthen the grip strength between the two, can prevent that whole bolt is not hard up after installation locking, because be threaded connection between thin nut and the double-screw bolt, the installation, dismantlement and the change of the thin nut of being convenient for, thereby be convenient for select the size of thin nut according to the atress of bolt, make the thin nut can make the best use of, the size of thin nut is bigger, its laminating area is bigger, the grip strength is also bigger, otherwise smaller; because the thin nut and the stud are not integrally arranged, the thin nut only needs to be independently replaced when being worn, and the thin nut does not need to be integrally replaced, so that the raw materials and the cost are saved; the through hole is arranged, so that a steel wire can pass through the through hole in a required installation occasion to be tightly bound to realize secondary fixation.

Drawings

FIG. 1 is a schematic view of the overall assembly structure of the present invention;

FIG. 2 is a schematic view of the overall left-side view structure of the present invention;

fig. 3 is a right-view structural schematic diagram of the thin nut and the stud of the present invention.

In the figure: 1. a stud; 11. a first thread segment; 12. a second thread segment; 13. a smooth section; 2. a hexagonal screw head; 3. a flange table; 31. a through hole; 4. sealing gaskets; 5. a thin nut; 51. an internal thread; 6. and (4) anti-slip teeth.

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, the present invention provides a technical solution: a flange face hexagon bolt with double fixation of sealing looseness prevention comprises a stud 1 and a hexagon screw head 2 integrally arranged at the top of the stud 1, wherein the stud 1 is divided into a first thread section 11, a second thread section 12 and a smooth section 13, one end, close to the hexagon screw head 2, of the stud 1 is provided with the first thread section 11, one end, far away from the hexagon screw head 2, of the stud 1 is provided with the second thread section 12, and the smooth section 13 is arranged between the first thread section 11 and the second thread section 12;

a flange platform 3 which is integrally formed with the stud 1 and the hexagon screw head 2 is arranged on the stud 1 in a close fit manner.

Further, the side wall of the flange platform 3 is provided with through holes 31, the through holes 31 penetrate through the whole flange platform 3, the through holes 31 are arranged in two groups in parallel and provided with the through holes 31, and steel wires can penetrate through the through holes 31 in required installation occasions to be tightly bound to achieve secondary fixing.

Furthermore, a detachable thin nut 5 is arranged at the position of the first thread section 11 on the stud 1, an internal thread 51 matched with the external thread of the first thread section 11 is arranged on the inner wall of the thin nut 5, the thin nut 5 is in threaded connection with the stud 1, and the thin nut 5 is convenient to install, detach and replace, so that the size of the thin nut 5 can be selected conveniently according to the stress of the bolt, the thin nut 5 can be made the best of use, the larger the size of the thin nut 5 is, the larger the attaching area of the thin nut is, the larger the grasping force is, otherwise, the smaller the thin nut 5 and the stud 1 are not integrally arranged, the thin nut 5 is only required to be replaced independently when being worn, the whole replacement is not required, and the raw materials and the cost are saved.

Furthermore, a sealing gasket 4 is arranged on the stud 1 and between the thin nut 5 and the flange platform 3, so that a sealing effect is achieved.

Further, thin nut 5 is provided with a plurality of anti-skidding teeth 6 that are the annular on keeping away from hexagonal spiral shell head 2's the surface, is provided with the thin nut 5 of detachable, and anti-skidding tooth 6 on it can increase the frictional force between thin nut 5 and the locking surface to strengthen the power of grabbing between the two, can prevent that whole bolt is not hard up after the installation locking.

Furthermore, the screwing direction of the anti-slip teeth 6 is consistent with the screwing direction of the second thread section 12, and the anti-slip teeth 6 are used for grasping the abutting surface while the second thread section 12 is screwed, so that the anti-slip teeth are prevented from loosening.

The working principle is as follows: for the flange face hexagon bolt with double fixation of sealing looseness prevention, firstly, the place where the bolt is to be installed and the face to be contacted during installation are observed, according to the observation result, a thin nut 5 with a proper size is selected, one surface of the thin nut 5 with the anti-skid teeth 6 faces outwards and rotates along the stud 1, when the internal thread 51 of the thin nut 5 and the external thread of the first thread section 11 are mutually screwed, a sealing gasket 4 is arranged between the flange platform 3 and the thin nut 5 for sealing until the thin nut 5 compresses the sealing gasket 4 and can not rotate any more, when the bolt is installed, one surface of the thin nut 5 with the anti-slip teeth 6 is attached to the installation surface, so that the friction force between the thin nut 5 and the installation surface can be increased, the function of preventing loosening is achieved, when needed, a steel wire can penetrate through the through hole 31 to perform secondary fixing on the whole bolt, so that the whole sealing anti-loosening double-fixing flange face hexagon bolt is used.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sealed locking dual fixed flange face hexagon bolt that moves which characterized in that: the stud comprises a stud (1) and a hexagonal screw head (2) integrally arranged at the top of the stud (1), wherein the stud (1) is divided into a first thread section (11), a second thread section (12) and a smooth section (13), one end, close to the hexagonal screw head (2), of the stud (1) is provided with the first thread section (11), one end, far away from the hexagonal screw head (2), of the stud (1) is provided with the second thread section (12), and the smooth section (13) is arranged between the first thread section (11) and the second thread section (12);

a flange platform (3) which is integrally formed with the stud (1) and the hexagonal screw head (2) is arranged on the stud (1).

2. The hexagonal bolt with the sealed anti-loosening double-fixing flange face as claimed in claim 1, wherein: the side wall of the flange platform (3) is provided with a through hole (31), the through hole (31) penetrates through the whole flange platform (3), and the through holes (31) are arranged in two groups in parallel.

3. The hexagonal bolt with the sealed anti-loosening double-fixing flange face as claimed in claim 1, wherein: a detachable thin nut (5) is arranged on the stud (1) and located in the first thread section (11), an internal thread (51) matched with the external thread of the first thread section (11) is arranged on the inner wall of the thin nut (5), and the thin nut (5) is in threaded connection with the stud (1).

4. The hexagonal bolt with the sealed anti-loosening double-fixing flange face as claimed in claim 1, wherein: and a sealing gasket (4) is arranged on the stud (1) and between the thin nut (5) and the flange platform (3).

5. A seal anti-loosening double-fastened flange face hexagon bolt according to claim 3 or 4, wherein: the outer surface of the thin nut (5) far away from the hexagonal screw head (2) is provided with a plurality of anti-slip teeth (6) in an annular shape.

6. The hexagonal bolt with the sealed anti-loosening double-fixed flange face as claimed in claim 5, wherein: the screwing direction of the anti-skid teeth (6) is consistent with the screwing direction of the threads of the second thread section (12).