High-strength anti-corrosion automobile bolt

Abstract

The utility model relates to the technical field of fasteners, in particular to a high-strength anti-corrosion automobile bolt which comprises a bolt body and a bolt cap arranged above the bolt body, and further comprises a gasket arranged at the end, close to the bolt body, of the bolt cap. The positioning assembly comprises a screw, a connecting ring, a bearing, a nut and an inserting rod; the positioning assembly is further provided with the protection part for preventing the connecting ring from rotating. The gasket is directly arranged at the end, close to the bolt body, of the bolt cap, an operator does not need to additionally install the gasket, the problems of unstable connection and the like caused by the fact that the operator forgets to install the gasket are solved, the assembly process is simplified, and the assembly efficiency is improved; an inserting rod in the positioning assembly is matched with a groove in the bolt body, the outer side of the inserting rod protrudes out of the bolt body, and a notch matched with the inserting rod is formed in the nut. When the nut is installed, the inserting rod is embedded into the notch of the nut to prevent the nut from rotating, the nut is effectively prevented from loosening, and the stability of connection between the bolt and the nut is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to fastener technical field, concretely is a high strength anticorrosive automobile bolt. BACKGROUND

[0002] The automobile high strength anticorrosive bolt often adopts alloy steel, such as the steel material containing alloy elements such as chromium (Cr), molybdenum (Mo) and vanadium (V). These alloy elements can improve the strength and hardness of the steel material, and also can enhance its corrosion resistance;

[0003] The existing bolt and nut cooperate, need to install gasket, and the operator is easy to forget to install gasket, and the bolt and nut assembly is easy to appear nut loosening, and the use is more inconvenient. UTILITY MODEL CONTENT

[0004] (I) the technical problem solved

[0005] In view of the deficiency of prior art, the utility model provides a high strength anticorrosive automobile bolt.

[0006] (II) technical scheme

[0007] To realize the above-mentioned purpose, the utility model provides the following technical scheme: a high strength anticorrosive automobile bolt, including the bolt body and the bolt cap, the bolt cap is set on the bolt body upper, still include:

[0008] Gasket, the bolt cap is close to the bolt body one end still be provided with gasket;

[0009] Positioning assembly, the positioning assembly includes screw, connecting ring, bearing, nut and plug rod, the bolt body is away from the bolt cap one end center and is provided with screw, the connecting ring is connected with screw thread, the inner ring of bearing is connected with connecting ring, the outer ring of bearing is connected with plug rod, the bolt body is provided with the recess that is adapted to plug rod, the plug rod outside protrudes to the bolt body, the nut is connected with bolt thread, the nut is still provided with the notch that is adapted to plug rod;

[0010] Protection piece, the positioning assembly is still provided with protection piece that prevents connecting ring rotation.

[0011] Preferably, the gasket is still provided with scale under.

[0012] Preferably, the scale is set to be arranged evenly in several groups.

[0013] In order to prevent the positioning assembly and screw loosening, the utility model improves, the protection piece includes cover plate and pin rod, the connecting ring and plug rod are all provided with pin hole, the cover plate is provided with the pin rod that is inserted with pin hole.

[0014] Preferably, the pin hole on the connecting ring is arranged in several groups.

[0015] Preferably, the connecting ring is further provided with an end cover away from the center of one end of the bolt body, and the end cover is provided with a driving groove.

[0016] (Three) beneficial effects

[0017] Compared with the prior art, the utility model provides a high strength anticorrosion automobile bolt, has the following beneficial effects:

[0018] The high strength anticorrosion automobile bolt sets the gasket directly at the end of the cap close to the bolt body, does not need the operator to additionally install the gasket, reduces the problems such as unstable connection caused by forgetting to install the gasket, simplifies the assembly process and improves the assembly efficiency.

[0019] The plug rod in the positioning assembly cooperates with the groove on the bolt body, and the plug rod protrudes outside the bolt body, and the nut is provided with a notch matched with the plug rod.When the nut is installed, the plug rod is embedded in the notch of the nut, the nut is prevented from rotating, the nut is effectively prevented from loosening, and the stability of the bolt and the nut connection is enhanced. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 is a schematic view of the structure of the utility model from the front view;

[0021] Fig. 2 is a schematic view of the structure of the utility model from the front view;

[0022] Fig. 3 is a schematic view of the structure of the utility model from the bottom view;

[0023] Fig. 4 is a schematic view of the structure of the utility model in Fig. 3 from the local enlarged view.

[0024] In the drawing: 1, bolt body; 2, cap; 3, gasket; 4, screw; 5, connecting ring; 6, bearing; 7, nut; 8, plug rod; 9, scale; 10, cover plate; 11, pin rod; 12, end cover. DETAILED DESCRIPTION

[0025] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0026] Please refer to Fig. 1- Figure 4The utility model provides a high -strength anticorrosive automobile bolt, including the bolt body 1 and the bolt cap 2, the bolt cap 2 is set on the bolt body 1, still include: the gasket 3, the bolt cap 2 is close to the bolt body 1 one end still be provided with gasket 3,

[0027] The bolt body 1, the bolt cap 2 and the gasket 3 are integrated structure, the gasket 3 below is further provided with scale 9, the scale 9 is arranged as several groups even arrangement, after the bolt is tightened, scale 9 is closely contacted with the surface of the connected component.These scales 9 increase the friction between gasket 3 and the connected component, so that the bolt can better keep the stability of connection during the working process, even if subjected to vibration and other external force, reduce the possibility of bolt loosening,

[0028] Positioning assembly, the positioning assembly includes screw 4, connecting ring 5, bearing 6, nut 7 and plug rod 8, the bolt body 1 is provided with the screw 4 away from the center of the bolt cap 2 one end, the connecting ring 5 is connected with the screw 4, the inner ring of bearing 6 is connected with the connecting ring 5, the outer ring of bearing 6 is connected with the plug rod 8, the bolt body 1 is provided with the recess that is adapted to the plug rod 8, the plug rod 8 is protruding on the bolt body 1 outside, the nut 7 is connected with the bolt body 1, the nut 7 is further provided with the notch that is adapted to the plug rod 8,

[0029] In use, after the nut 7 and the bolt are stably clamped to the component, the notch is aligned with the recess at this time, the screw 4 provided with the bolt body 1 away from the center of the bolt cap 2 is connected with the connecting ring 5, the position of connecting ring 5 on the screw 4 can be adjusted by rotating connecting ring 5.Connecting ring 5 is connected with plug rod 8 through bearing 6, and bearing 6 enables plug rod 8 to rotate flexibly relative to connecting ring 5.The bolt body 1 is provided with the recess that is adapted to the plug rod 8, and the plug rod 8 can move in the recess and protrude outside the bolt body 1.When the nut 7 is connected with the bolt body 1, the notch on the nut 7 is aligned with the plug rod 8 and is embedded.

[0030] The nut 7 is matched with the notch, after the nut 7 is tightened, the plug rod 8 limits the rotation of the nut 7, thereby effectively preventing the nut 7 from loosening, and enhancing the stability of the connection between the bolt and the nut 7,

[0031] The positioning assembly is further provided with a protection piece for preventing the rotation of the connecting ring 5, the protection piece comprising a cover plate 10 and a pin rod 11, the connecting ring 5 and the insertion rod 8 are both provided with pin holes, the pin rod 11 on the cover plate 10 is inserted into the pin holes, the pin holes on the connecting ring 5 are arranged in several groups, and the connecting ring 5 is further provided with an end cover 12 away from one end of the bolt body 1, the end cover 12 is provided with a driving groove, and the end cover 12 and the driving groove provided on the connecting ring 5 away from one end of the bolt body 1 facilitate the insertion of a tool (such as a screw 4 knife) into the driving groove to rotate the connecting ring 5. When it is necessary to adjust the position of the insertion rod 8 to better cooperate with the gap of the nut 7 or adapt to different installation scenes, the connecting ring 5 can be rotated by a tool. The connecting ring 5 moves on the screw 4, thereby driving the insertion rod 8 to move in the groove of the bolt body 1, and after being adjusted to a suitable position, the nut 7 can be installed, and the cover plate 10 and the pin rod 11 of the protection piece play a role in fixing the positioning assembly. The connecting ring 5 and the insertion rod 8 are both provided with pin holes, and the pin rod 11 on the cover plate 10 can be inserted into these pin holes. After the positioning assembly is adjusted to a suitable position, the pin rod 11 on the cover plate 10 is inserted into the pin holes of the connecting ring 5 and the insertion rod 8 to prevent the rotation of the connecting ring 5. In particular, the several groups of pin holes arranged on the connecting ring 5 can select pin holes at different positions to be inserted into the pin rod 11 according to actual needs, further ensuring that the positioning assembly will not be loosened from the screw 4, maintaining the stability of the positioning assembly and ensuring that it can continuously play the function of preventing the nut 7 from loosening.

[0032] Reference herein to an "embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase "in an embodiment" in various places in the specification are not necessarily referring to the same embodiment nor are separate embodiments necessarily mutually exclusive of one another. In principle, any feature of the application described herein can be combined with any other feature, unless technically infeasible or otherwise incompatible.

[0033] Unless otherwise defined, all technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The term "comprising", used in the description and in the claims, is not intended to exclude any features that are not specifically mentioned.

[0034] The application is not limited to the embodiments described herein, but can vary within the scope of the claims.

[0035] Although embodiments of the application have been shown and described, it would be recognized by those of ordinary skill in the art that various changes, modifications, replacements, and alterations of these embodiments could be made, without departing from the spirit and teachings of the application.

Claims

1. A high-strength anticorrosive automobile bolt comprising a bolt body (1) and a bolt cap (2) provided above the bolt body (1), characterized in that, Also include: The grommet (3), the bolt cap (2) is close to the bolt body (1) one end is also provided with the grommet (3); Positioning assembly, the positioning assembly includes screw (4), connecting ring (5), bearing (6), nut (7) and plug rod (8), the bolt body (1) is away from the bolt cap (2) one end center is provided with the screw (4), the connecting ring (5) is connected with the screw (4) thread, the inner ring of the bearing (6) is connected with the connecting ring (5), the outer ring of the bearing (6) is connected with the plug rod (8), the bolt body (1) is provided with the recess that is adapted to the plug rod (8), the plug rod (8) outside protrudes in the bolt body (1), the nut (7) is connected with the bolt body (1) thread, the nut (7) is also provided with the notch that is adapted to the plug rod (8) on still; The protection piece, the connecting ring (5) is also provided with the protection piece that prevents rotation on the positioning assembly.

2. The high-strength corrosion-resistant automobile bolt according to claim 1, wherein The grommet (3) is also provided with scale (9) below.

3. The high-strength corrosion-resistant automotive bolt according to claim 2, wherein The scale (9) is provided as several groups of uniform arrangement.

4. The high-strength corrosion-resistant automobile bolt according to claim 3, characterized by The protection piece includes cover plate (10) and pin rod (11), the connecting ring (5) and plug rod (8) are all provided with pin hole, the cover plate (10) is provided with the pin rod (11) of pin hole insertion on.

5. The high-strength corrosion-resistant automotive bolt according to claim 4, wherein The pin hole on the connecting ring (5) is provided as several groups.

6. The high-strength corrosion-resistant automotive bolt according to claim 5, wherein The connecting ring (5) is also provided with end cover (12) away from the bolt body (1) one end center, the end cover (12) is provided with driving groove on.

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