CN219472537U

CN219472537U - Anti-loose type automobile fastener

Info

Publication number: CN219472537U
Application number: CN202320672729.8U
Authority: CN
Inventors: 方月江
Original assignee: Jingjiang Zhongshengxin Machinery Manufacturing Co ltd
Current assignee: Jingjiang Zhongshengxin Machinery Manufacturing Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-08-04
Anticipated expiration: 2033-03-30

Abstract

The utility model relates to the technical field of automobile fasteners, in particular to an anti-loosening automobile fastener which comprises a first hexagonal nut, a second hexagonal nut and a stud, wherein the stud is fixedly arranged on the surface of the first hexagonal nut, the second hexagonal nut is in threaded connection with the surface of the stud, a vertical groove is formed in the surface of the stud along the length direction, a fixing rod is connected inside the vertical groove in a sliding manner, an inserting rod is fixedly arranged at the bottom of the fixing rod, and jacks are uniformly formed in the surface of the second hexagonal nut. According to the utility model, the vertical groove is formed in the stud, so that the inserted bar at the bottom of the fixed bar is inserted into the jack of the second hexagonal nut, and therefore, the second hexagonal nut and the stud cannot rotate, and even under strong jolt, the second hexagonal nut cannot rotate and loosen, and the limiting mechanism arranged on the fixed bar can limit the position of the fixed bar in the vertical groove, so that the fixed bar is prevented from slipping out of the jack, and the stability in use is enhanced.

Description

Anti-loose type automobile fastener

Technical Field

The utility model relates to the technical field of automobile fasteners, in particular to an anti-loosening automobile fastener.

Background

The fastener is a kind of mechanical parts used for fastening connection and extremely wide in application, has wide application industry, is the most widely applied mechanical base part, and is characterized by various varieties and specifications, various performance purposes and extremely high standardization, serialization and universalization degrees. Thus, one type of fastener that has been known to be a standard fastener, or simply a standard component, is also known.

When the automobile fastener is used for fixing parts, the automobile is continuously vibrated along with long-term running due to the fact that the automobile is only in threaded connection with the bolts and the nuts, the threaded connection between the nuts and the bolts can rotate, looseness between the nuts and the bolts is easily caused, and then the parts are loosened, potential safety hazards are brought, the failure rate is increased, and certain defects exist in use.

Disclosure of Invention

The utility model aims to provide an anti-loosening automobile fastener, which solves the problems that in the prior art, when an automobile fastener is used for fixing parts, the automobile is in long-term running along with continuous vibration of the automobile, the nuts and the bolts are easy to loosen, the parts are loosened, potential safety hazards are brought, the failure rate is increased, and certain defects exist in use.

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

the utility model provides an anti-loosening type automobile fastener, includes first hexagon nut, second hexagon nut and double-screw bolt, double-screw bolt fixed mounting is on the surface of first hexagon nut, second hexagon nut threaded connection is on the surface of double-screw bolt, vertical groove has been seted up along length direction to the surface of double-screw bolt, vertical groove's inside sliding connection has the dead lever, the bottom fixed mounting of dead lever has the inserted bar, the jack has evenly been seted up on the surface of second hexagon nut, the size of jack and inserted bar looks adaptation, the surface of dead lever is provided with the restriction mechanism that restriction self can't remove.

Preferably, the jacks are uniformly formed along the circumferential direction of the stud.

Preferably, the fixing rod is of an L-shaped structure, and the vertical part of the fixing rod is positioned inside the vertical groove.

Preferably, the limiting mechanism comprises a sliding rod, the sliding rod penetrates through the horizontal part of the fixed rod in a sliding mode, a handle and a limiting block are fixedly installed at two ends of the sliding rod respectively, and tooth grooves are formed in one side, away from the sliding rod, of the limiting block and the inside of the vertical groove.

Preferably, a spring is fixedly arranged on one side, close to the sliding rod, of the limiting block, and one end, far away from the limiting block, of the spring is fixedly connected with the fixing rod.

Preferably, the dead lever is close to one side of restriction piece and has seted up the holding tank with restriction piece size looks adaptation, the restriction piece is located the inside of holding tank, the one end and the holding tank fixed connection of restriction piece are kept away from to the spring.

The utility model has at least the following beneficial effects:

through seting up perpendicular groove on the double-screw bolt, make the inserted bar of dead lever bottom insert in the jack of second hexagon nut to unable rotation between messenger's second hexagon nut and the double-screw bolt, even also can not make it take place the rotation and become flexible under strong jolting, the restriction mechanism that sets up on the dead lever can restrict the dead lever in the inside position of perpendicular groove, avoids the dead lever slippage jack, the stability in the reinforcing use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a jack structure according to the present utility model;

FIG. 3 is a cross-sectional view of a stud of the present utility model;

fig. 4 is a schematic diagram of the structure a in fig. 3 according to the present utility model.

In the figure: 1. a first hex nut; 2. a stud; 3. a second hex nut; 4. a vertical groove; 5. a receiving groove; 6. a slide bar; 7. a handle; 8. a rod; 9. a fixed rod; 10. a limiting block; 11. a spring; 12. and a jack.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Referring to fig. 1-4, a locking type automobile fastener, including first hexagon nut 1, second hexagon nut 3 and double-screw bolt 2, double-screw bolt 2 fixed mounting is at the surface of first hexagon nut 1, second hexagon nut 3 threaded connection is on the surface of double-screw bolt 2, vertical slot 4 has been seted up along length direction to the surface of double-screw bolt 2, the inside sliding connection of vertical slot 4 has dead lever 9, the bottom fixed mounting of dead lever 9 has inserted bar 8, jack 12 has evenly been seted up to the surface of second hexagon nut 3, jack 12's size and inserted bar 8 looks adaptation, the surface of dead lever 9 is provided with the restriction mechanism that restricts unable removal of oneself, first hexagon bolt runs through the through-hole of two spare parts, then with threaded connection between second hexagon nut 3 and the double-screw bolt 2, make two spare parts be located between first hexagon nut 1 and the second hexagon nut 3, thereby realize the fixed effect to the spare part, insert the inside of vertical slot 4 with dead lever 9, thereby make the inserted bar 8 in the bottom of dead lever 9 insert in the jack 12 of second hexagon nut 3, thereby make the second hexagon nut 3 and the strong rotation of dead lever 9 take place in order to prevent the strong rotation of dead lever 9 in the fixed position of the jack 9 in the use, even if can not take place in the restriction mechanism of the fact in the fixed slot 9 is fixed in the position of the limit of the jack 9.

Furthermore, the jacks 12 are uniformly formed along the circumferential direction of the stud 2, the jacks 12 are circumferentially distributed, and the inserting rod 8 can be conveniently inserted at any position.

Further, the fixing rod 9 has an L-shaped structure, and the vertical part of the fixing rod 9 is positioned inside the vertical groove 4.

Further, the limiting mechanism comprises a sliding rod 6, the sliding rod 6 penetrates through the horizontal part of the fixed rod 9 in a sliding mode, a handle 7 and a limiting block 10 are fixedly installed at two ends of the sliding rod 6 respectively, tooth grooves are formed in one side, away from the sliding rod 6, of the limiting block 10 and the inside of the vertical groove 4, when the limiting mechanism is used, when the inserting rod 8 is inserted into the inserting hole 12, the limiting block 10 at the end portion of the sliding rod 6 and the tooth grooves in the vertical groove 4 are mutually clamped, and therefore the fixed rod 9 cannot move in the vertical groove 4.

Further, a spring 11 is fixedly installed on one side of the limiting block 10, which is close to the sliding rod 6, one end of the spring 11, which is far away from the limiting block 10, is fixedly connected with the fixed rod 9, and the limiting block 10 is subjected to the elastic force of the spring 11 in a natural state by arranging the spring 11, so that the limiting block 10 can be stably clamped on a tooth slot in the vertical slot 4.

Further, the dead lever 9 is close to one side of restriction piece 10 and has offered the holding tank 5 with restriction piece 10 size looks adaptation, restriction piece 10 is located the inside of holding tank 5, the one end and the holding tank 5 fixed connection of restriction piece 10 are kept away from to spring 11, restriction piece 10 is located the inside of holding tank 5, make restriction piece 10 have the space of activity, thereby the convenience utilizes handle 7 to will stimulate slide bar 6 when dismantling, make slide bar 6 drive restriction piece 10 remove to the inside of holding tank 5, make it break away from the block, thereby the convenience is dismantled dead lever 9, and then can dismantle second hexagonal nut 3.

In sum, in the use, first hexagon bolt runs through the through-hole of two spare parts, then with threaded connection between second hexagon nut 3 and the double-screw bolt 2, make two spare parts be located between first hexagon nut 1 and the second hexagon nut 3, thereby realize the fixed effect to spare part, insert the inside of perpendicular groove 4 with dead lever 9 after fixing, thereby make the inserted bar 8 of dead lever 9 bottom insert in the jack 12 of second hexagon nut 3, thereby make unable rotation between second hexagon nut 3 and the double-screw bolt 2, even also can not make its rotation take place and become flexible under strong jolting, the restriction mechanism that sets up on dead lever 9 can restrict dead lever 9 in the inside position of perpendicular groove 4, avoid dead lever 9 slippage jack 12, stability in the use is enhanced, jack 12 circumference distributes, conveniently insert dead lever 8 in optional position, in use, insert in jack 12 with the limit block 10 of slide bar 6 tip and the inside tooth's socket of perpendicular groove 4 each other block, thereby make dead lever 9 unable remove in perpendicular groove 4 inside, through setting up spring 11, make and can make the limit block 10 receive the inside 10 at the limit block 10 in the inside of limit block 10, thereby can be dismantled in the inside 10 at the limit groove 5 of the limit block 10, can be adjusted to the inside of the limit position of the limit block 5, and the inside of the limit lever 5, the jack 5 can be removed in order to make the inside the limit of the limit position of the inside of the limit block 10, and the jack 5 can be detached to the inside the limit bar 5 is convenient, and can be detached to the inside the limit groove 5.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined by the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a locking type automobile fastener, its characterized in that, including first hexagon nut (1), second hexagon nut (3) and double-screw bolt (2), double-screw bolt (2) fixed mounting is at the surface of first hexagon nut (1), second hexagon nut (3) threaded connection is at the surface of double-screw bolt (2), perpendicular groove (4) have been seted up along length direction to the surface of double-screw bolt (2), the inside sliding connection of perpendicular groove (4) has dead lever (9), the bottom fixed mounting of dead lever (9) has inserted bar (8), jack (12) have evenly been seted up on the surface of second hexagon nut (3), the size and the looks adaptation of inserted bar (8) of jack (12), the surface of dead lever (9) is provided with the restriction mechanism that restriction self can't remove.

2. An anti-loosening automotive fastener as claimed in claim 1, wherein the insertion holes (12) are uniformly opened along the circumferential direction of the stud (2).

3. An anti-loosening automotive fastener as claimed in claim 1, wherein the fixing rod (9) has an "L" shape, and the vertical portion of the fixing rod (9) is located inside the vertical groove (4).

4. The anti-loosening automobile fastener according to claim 2, wherein the limiting mechanism comprises a sliding rod (6), the sliding rod (6) penetrates through the horizontal portion of the fixed rod (9) in a sliding mode, a handle (7) and a limiting block (10) are respectively and fixedly arranged at two ends of the sliding rod (6), and tooth grooves are formed in one side, away from the sliding rod (6), of the limiting block (10) and the inside of the vertical groove (4).

5. The anti-loosening automobile fastener as claimed in claim 4, wherein a spring (11) is fixedly mounted on one side of the limiting block (10) close to the sliding rod (6), and one end of the spring (11) far from the limiting block (10) is fixedly connected with the fixing rod (9).

6. The anti-loosening automobile fastener according to claim 5, wherein the fixing rod (9) is provided with a containing groove (5) which is matched with the size of the limiting block (10) on one side close to the limiting block (10), the limiting block (10) is positioned in the containing groove (5), and one end, far away from the limiting block (10), of the spring (11) is fixedly connected with the containing groove (5).