Insulation fastening bolt for automobile

Abstract

The utility model relates to the technical field of bolts, in particular to an insulating fastening bolt for an automobile, which comprises a main body, and the main body comprises a head, a stud and a bolt bottom. The bottom of the head part is connected with the stud; the bottom of the stud is connected with the bottom of the bolt; a movable clamping ring is installed at the top of the head, a bolt head is arranged in the movable clamping ring, retention plates are arranged on the two sides outside the bolt head, and screws are installed at the tops of the retention plates. A screw rod is arranged at the bottom of the stud, a fastening device is arranged in the screw rod, and a sealing gasket is arranged at the top of the screw rod; threads are arranged outside the bottom of the bolt, and a bottom groove is formed in the bottom of the threads. The movable clamping ring is arranged and has a detachable function to achieve free replacement, the retention plate is arranged to be matched with the screws to achieve fixation of the two sides of the bolt, and the fastening devices are arranged to achieve internal fixation of the two sides of the stud to improve stability.

Description

Technical Field

[0001] The utility model relates to the technical field of bolts, in particular to an insulating fastening bolt for automobiles. Background Art

[0002] The main function of bolts is to fasten two parts with through holes together with nuts to achieve a detachable connection. This connection method is widely used in mechanical parts, building structures, automobile manufacturing, aerospace and other fields. There are many types of bolts, including single-head bolts, stud bolts and B7 stud bolts. Bolts are usually used to connect large devices, such as steel structures, bridges, machinery and equipment, to ensure the stability and firmness between devices.

[0003] The Chinese patent with the publication number CN213117092U discloses a bolt fastener for automobiles; it includes a first nut, characterized in that: the bottom of the first nut is fixedly connected with a first bolt, the outer wall of the first bolt is fixedly connected with a first external thread, the interior of the first bolt is penetrated with a first inner groove, the inner wall of the first inner groove is fixedly connected with a first internal thread, the bottom end of the inner wall of the first inner groove is provided with a stop block, the top of the stop block is fixedly connected with a first threaded column, the top of the first nut is penetrated with a through hole, the inner wall of the through hole is fixedly connected with a second internal thread, the end of the first threaded column away from the stop block passes through the second inner groove and is fixedly connected with a second nut, the end of the second nut away from the first threaded column is fixedly connected with a second threaded column, and the outer wall of the top of the second threaded column is provided with a third nut. The beneficial effects of the utility model are: the device is simple to use, and can ensure the connection gap between the two connecting pieces while performing threaded active connection on the two connecting pieces.

[0004] In the above application, the fixing work is performed by components such as nuts, bolts and limit blocks. The nuts are tightly connected to achieve the fixing effect. The tight connection is difficult to disassemble and inconvenient to install and repair automobile parts. When the head component fixes the automobile parts, it is time-consuming and labor-intensive to replace them when they are damaged. Utility Model Content

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model discloses an insulating fastening bolt for automobiles, comprising a main body, wherein the main body comprises a head, a stud and a bolt bottom; the bottom of the head is connected with the stud; the bottom of the stud is connected with the bottom of the bolt; a movable clamping ring is installed on the top of the head, a bolt head is arranged inside the movable clamping ring, retaining plates are arranged on both sides of the outside of the bolt head, and screws are installed on the top of the retaining plate; a screw rod is arranged at the bottom of the stud, a fastening device is arranged inside the screw, and a sealing gasket is arranged on the top of the screw; a thread is arranged outside the bottom of the bolt, and a bottom groove is arranged at the bottom of the thread.

[0007] Preferably, a groove is provided inside the movable snap ring, and the groove is circular and fits with the movable snap ring.

[0008] Preferably, the retaining plate is tightly connected on both sides of the bolt head, a circular through hole is provided on the outside of the retaining plate, the length of a single circular through hole is 15 cm, and there are two ventilation holes distributed in relative positions.

[0009] Preferably, the fastening device is located outside both sides of the screw rod, and the fastening device includes a fastening nut and a connecting plate. The top of the fastening nut is adaptively connected to the bottom of the connecting plate. There are two fastening nuts in relative positions, and the length of a single fastening nut is 10 cm.

[0010] Preferably, the sealing gasket is located 5 cm above the screw, and a circular opening is provided inside the sealing gasket. The circular opening is 5 cm in length and passes through the sealing gasket to the bottom.

[0011] Preferably, the bottom groove is located at the bottom end of the thread, the length of the bottom groove is 3 cm, a strip groove is opened in the middle of the bottom groove, and the strip groove runs through both sides of the bottom groove.

[0012] The utility model has the following beneficial effects:

[0013] (1) The utility model: by providing a movable snap ring, the base of the head is replaceable, so that the head and the base can be separated, and the corresponding movable snap ring can be replaced or replaced according to actual conditions, thereby improving the flexibility of the base;

[0014] (2) The utility model: by providing a retaining plate in conjunction with a screw, the two sides of the bolt are fixed, and the retaining plate is provided outside the bolt, thereby improving the practicality of the bolt;

[0015] (3) The utility model: by providing a fastening device to achieve internal fixation on both sides of the stud, the overall fastening is enhanced, and the internal installation of fastening nuts facilitates installation and disassembly, expanding the application scenarios of the movement and installation of the bolt. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an overall schematic diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the overall internal structure of the utility model;

[0018] Figure 3 This is a schematic diagram of the bolt head of the utility model;

[0019] Figure 4 This is a schematic diagram of the fastening device of the utility model;

[0020] Figure 5 This is a schematic diagram of the bottom tank of the utility model;

[0021] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0022] In the figure: 1, head; 2, stud; 3, bottom of bolt; 101, movable retaining ring; 102, bolt head; 103, retaining plate; 104, screw; 201, screw rod; 202, fastening device; 203, sealing gasket; 301, thread; 302, bottom groove. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 5 As shown, the utility model is an insulating fastening bolt for automobiles, comprising a main body, the main body comprising a head 1, a stud 2 and a bolt bottom 3; the bottom of the head 1 is connected to the stud 2; the bottom of the stud 2 is connected to the bolt bottom 3;

[0025] An active snap ring 101 is installed on the top of the head 1, and a groove is provided inside the active snap ring 101. The groove is circular and adapted to the active snap ring 101. By providing the active snap ring 101, the base of the head 1 has a replaceable function, so that the head 1 can be separated from the base. The corresponding active snap ring 101 can be replaced or replaced according to actual conditions, thereby improving the flexibility of the base. A bolt head 102 is provided inside the active snap ring 101, and retaining plates 103 are provided on both sides of the outside of the bolt head 102. The retaining plates 103 are tightly connected at both sides of the bolt head 102. A circular through hole is provided outside the retaining plate 103. The length of a single circular through hole is 15 cm. The number of circular through holes is two and they are distributed in relative positions. A screw 104 is installed on the top of the retaining plate 103. By providing the retaining plate 103 in conjunction with the screw 104, the screw 104 is made of an insulating material, which has the effects of durability and corrosion resistance, thereby extending the service life of the bolt, achieving the fixation of both sides of the bolt, and being provided outside the bolt, thereby improving the practicability of the bolt.

[0026] A screw rod 201 is provided at the bottom of the stud 2, and a fastening device 202 is provided inside the screw rod 201. The fastening device 202 is located outside the two sides of the screw rod 201. The fastening device 202 includes a fastening nut and a connecting plate. The top of the fastening nut is adaptively connected to the bottom of the connecting plate. The number of fastening nuts is two and they are in relative positions. The length of a single fastening nut is 10 cm. By setting the fastening device 202, the internal fixation of the two sides of the stud 2 is achieved, and the overall fastening is enhanced. The internal installation of the fastening nut is convenient for installation and disassembly, and the application scenarios of the movement and installation of the bolt are expanded. A sealing gasket 203 is provided on the top of the screw rod 201. The sealing gasket 203 is located 5 cm above the screw rod 201. A circular opening is provided inside the sealing gasket 203. The circular opening is 5 cm long and penetrates the sealing gasket 203 to the bottom. The sealing gasket 203 can prevent damage caused by disassembling components during use, and at the same time increase the contact area of ​​the bolt to avoid loosening.

[0027] A thread 301 is provided on the outside of the bottom 3 of the bolt, and a bottom groove 302 is provided at the bottom of the thread 301. The bottom groove 302 is located at the bottom end of the thread 301, and the length of the bottom groove 302 is 3 cm. A strip groove is opened in the middle of the bottom groove 302, and the strip groove runs through both sides of the bottom groove 302. The whole bolt uses insulating material to avoid the generation of static electricity and has a heat insulation effect.

[0028] Working principle: When in use, place the bolt in the position required to fix the car, use the annular bolt cutter tool to tighten the movable retaining ring 101 to install the bottom of the bolt to the corresponding position, the thread 301 enters the bottom of the bolt hole, the stud 2 and the fastening device 202 make the inside of both sides of the bolt stable and fixed, use a straight groove tool to install the screws 104 on both sides of the fixing plate 103 on the outside to achieve the reinforcement effect on both sides of the head 1, and complete the installation work.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An insulating fastening bolt for an automobile, comprising a main body, the main body comprising a head (1), a stud (2) and a bolt bottom (3); the bottom of the head (1) is connected to the stud (2); the bottom of the stud (2) is connected to the bolt bottom (3); A movable snap ring (101) is installed on the top of the head (1), a bolt head (102) is provided inside the movable snap ring (101), retaining plates (103) are provided on both sides of the outside of the bolt head (102), and screws (104) are installed on the top of the retaining plate (103); A screw rod (201) is provided at the bottom of the stud (2), a fastening device (202) is provided inside the screw rod (201), and a sealing gasket (203) is provided at the top of the screw rod (201); The bottom (3) of the bolt is provided with a thread (301) on the outside, and the bottom of the thread (301) is provided with a bottom groove (302).

2. The insulating fastening bolt for automobile according to claim 1, characterized in that: A groove is provided inside the movable snap ring (101), and the groove is circular and fits the movable snap ring (101).

3. The insulating fastening bolt for automobile according to claim 1, characterized in that: The retaining plate (103) is tightly connected to both sides of the bolt head (102), and a circular through hole is provided on the outside of the retaining plate (103). The length of a single circular through hole is 15 cm, and there are two circular through holes distributed in relative positions.

4. The insulating fastening bolt for automobile according to claim 2, characterized in that: The fastening device (202) is located outside of both sides of the screw rod (201), and comprises a fastening nut and a connecting plate. The top of the fastening nut is adaptively connected to the bottom of the connecting plate. There are two fastening nuts in relative positions, and the length of a single fastening nut is 10 cm.

5. The insulating fastening bolt for automobile according to claim 2, characterized in that: The sealing gasket (203) is located 5 cm above the screw rod (201), and a circular opening is provided inside the sealing gasket (203). The circular opening is 5 cm in length and penetrates the sealing gasket (203) to the bottom.

6. The insulating fastening bolt for automobile according to claim 3, characterized in that: The bottom groove (302) is located at the bottom end of the thread (301), the bottom groove (302) is 3 cm long, a strip groove is provided in the middle of the bottom groove (302), and the strip groove runs through both sides of the bottom groove (302).

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