CN216343298U

CN216343298U - Inner hexagon bolt capable of locking cap head for fastening automobile

Info

Publication number: CN216343298U
Application number: CN202122562693.1U
Authority: CN
Inventors: 郑德蒙
Original assignee: Suzhou Senqi Molding Technology Co ltd
Current assignee: Suzhou Senqi Molding Technology Co ltd
Priority date: 2021-10-25
Filing date: 2021-10-25
Publication date: 2022-04-19
Anticipated expiration: 2031-10-25

Abstract

The utility model discloses a cap-lockable inner hexagon bolt for fastening an automobile, which belongs to the technical field of fasteners and comprises a screw (1) and a nut (2) which are integrally formed, wherein the nut (2) is arranged at the end part of the screw (1), a fixing groove (21) with a regular hexagon section is arranged in the end part of the nut (2), and a group of bulges (23) which are integrally formed with the nut (2) are arranged on the surface, close to the screw (1), of the nut (2). The inner hexagon bolt capable of locking the cap head for fastening the automobile can lock the cap head, and the loosening of the bolt can be effectively avoided.

Description

Inner hexagon bolt capable of locking cap head for fastening automobile

Technical Field

The utility model belongs to the technical field of fasteners, and particularly relates to an inner hexagon bolt with a lockable cap head for fastening an automobile.

Background

The socket head cap bolt generally means that the cylindrical head of the bolt is a socket head cap, is generally made of stainless steel or iron, and is generally used as a connecting piece for fastening. Because the automobile comprises a plurality of components, bolts penetrate through the two components and are screwed and fixed at the end parts of the bolts by nuts. In the later-stage operation process of the automobile, the nut is likely to be loosened from the bolt due to bumping in the road, so that the automobile safety has hidden danger.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the present invention provides a cap lockable hexagon socket head cap screw for fastening an automobile, which can lock the cap head and effectively prevent the screw from loosening.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a cap head lockable's hexagon socket head screw for automobile-fastening, includes integrated into one piece's screw rod and nut, the screw rod tip is located to the nut, be equipped with the fixed slot in regular hexagon cross-section in the nut tip, the nut is close to the screw rod face and is equipped with a set of arch with nut integrated into one piece. When in actual use, the mounting surface is equipped with the recess that corresponds with the arch, along with the wrong income of bolt, to protruding insert the recess in, the bolt tip is fixed by supporting nut, not only can guarantee that the bolt is wrong totally, can also lock the fastening to the nut and fix, and the bolt is better to the fixed action of mounting.

Further, the protrusion is formed in a hemispherical shape. The surface is smooth, which is convenient for the matching of the protrusion and the groove.

Furthermore, 2 groups of bulges are arranged on the two groups of bulges, and the two groups of bulges are uniformly arranged on the side surface of the screw cap.

Further, the radius of the projection is set to 1.5-3.5 mm.

Further, the nut is provided as a cylinder.

Furthermore, the side face of the nut is provided with threads consistent with the thread direction of the screw rod. The side face of the bolt is provided with threads, the side face of the bolt is suitable for a groove corresponding to the nut which can be sunk into the groove, so that the fixing surface of the fixing piece is smooth, and the fastening effect of the bolt can be prevented from being influenced by the impact of foreign objects on the nut protrusions.

Has the advantages that: compared with the prior art, the utility model has the following advantages: according to the cap lockable inner hexagon bolt for fastening the automobile, when the cap lockable inner hexagon bolt for fastening the automobile is actually used, the surface of the fixing part is provided with the groove corresponding to the protrusion, the protrusion is inserted into the groove along with the screwing of the bolt, the end part of the bolt is fixed by the matched nut, the bolt can be ensured to be screwed completely, the nut can be locked and fixed, and the fixing effect of the bolt on the fixing part is better; the side face of the bolt is provided with threads, the side face of the bolt is suitable for a groove corresponding to the nut which can be sunk into the groove, so that the fixing surface of the fixing piece is smooth, and the fastening effect of the bolt can be prevented from being influenced by the impact of foreign objects on the nut protrusions.

Drawings

Fig. 1-2 are structural diagrams of an inner hexagon bolt for fastening an automobile with a lockable cap head according to the utility model.

In the figure: 1 screw, 2 screw cap, 21 fixing groove, 22 thread and 23 bulge.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The utility model is further illustrated with reference to the following figures and specific examples.

Example 1

As shown in fig. 1, a hexagon socket head cap screw is used in car fastening that cap head can lock, including integrated into one piece's screw rod 1 and

nut

2, 1 tip of screw rod is located to nut 2, be equipped with regular hexagon cross-sectional fixed slot 21 in the 2 tip of nut, nut 2 is close to 1 face of screw rod and is equipped with a set of arch 23 with 2 integrated into one piece of nut.

Example 2

As shown in fig. 1, a hexagon socket head cap bolt for fastening an automobile with a lockable cap head comprises a screw 1 and a nut 2 which are integrally formed, wherein the nut 2 is arranged at the end of the screw 1, a fixing groove 21 with a regular hexagonal cross section is arranged at the end of the

nut

2, 2 groups of bulges 23 which are uniformly distributed and are integrally formed with the nut 2 are arranged on the surface of the nut 2 close to the screw 1, the bulges 23 are hemispherical, and the radius of the bulges 23 is set to be 1.5-3.5 mm; the nut 2 is a cylinder, and the side surface of the nut 2 is provided with threads 22 in the same direction as the threads of the screw rod 1.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.

Claims

1. The utility model provides a socket head cap bolt is used in car fastening that cap can lock which characterized in that: screw rod (1) and nut (2) including integrated into one piece, screw rod (1) tip is located in nut (2), be equipped with regular hexagon cross-sectional fixed slot (21) in nut (2) tip, nut (2) are close to screw rod (1) face and are equipped with a set of arch (23) with nut (2) integrated into one piece.

2. The hexagon socket head cap screw for fastening an automobile with a lockable cap head according to claim 1, wherein: the protrusions (23) are hemispherical.

3. The hexagon socket head cap screw for fastening an automobile with a lockable cap head according to claim 2, wherein: the bulges (23) are provided with 2 groups, and the two groups of bulges (23) are uniformly arranged on the side surface of the screw cap (2).

4. The hexagon socket head cap screw for fastening an automobile with a lockable cap head according to claim 3, wherein: the radius of the bulge (23) is set to be 1.5-3.5 mm.

5. The hexagon socket head cap lockable for fastening a vehicle according to any one of claims 1 to 4, characterized in that: the nut (2) is a cylinder.

6. The hexagon socket head cap screw for fastening an automobile with a lockable cap head according to claim 5, wherein: and the side surface of the screw cap (2) is provided with a thread (22) which is consistent with the thread direction of the screw rod (1).