High-strength adjusting rod applied to automobile steering system

Abstract

The utility model relates to the technical field of automobile steering systems, in particular to a high-strength adjusting rod applied to an automobile steering system. Comprising a first connecting rod and an auxiliary device, the first connecting rod is provided with a first tooth surface, the auxiliary device comprises a second connecting rod, a fastening screw, a fastening nut and a cotter pin, the second connecting rod is provided with a second tooth surface, and the second tooth surface is meshed with the first tooth surface. Compressing is conducted through the fastening nut and the fastening screw rod, so that the first tooth surface and the second tooth surface are stably meshed and kept, installation is achieved, compared with a traditional threaded and threaded cylinder adjusting mode, the adjusting rod is more stable after being adjusted and used for multiple times, then connection and adjusting structure optimization can be conducted in the using process, the connecting strength and stability of the adjusting rod are guaranteed, and the service life of the adjusting rod is prolonged. And stable connection and use are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile steering systems, in particular to a high-strength regulating rod applied to automobile steering systems. Background Art

[0002] The automobile steering system is a series of devices used to change or maintain the direction of the automobile's driving or reversing. Its function is to control the direction of the automobile according to the driver's wishes. The steering system is divided into two categories: mechanical steering and power steering. The mechanical steering system consists of three parts: steering control mechanism, steering mechanism and steering transmission mechanism.

[0003] Various tie rods are commonly used in automobile steering systems, such as shift tie rods, brake tie rods, etc. However, since automobiles are very complex projects, the relative positions of various components cannot be very accurate, and the connecting tie rods cannot be manufactured in different lengths. Therefore, the positions of various components are often designed to be adjustable during design, and adjusted as needed during manufacturing and assembly. Traditional adjustments are mostly made through screw barrels, but the screw barrel method will reduce the screw diameter and the inner cavity of the barrel. The thread is also prone to slippage after long-term adjustment, which greatly reduces the strength and stability of the connector and is not conducive to stable connection and use. Utility Model Content

[0004] The purpose of the utility model is to provide a high-strength adjusting rod used in an automobile steering system, which can optimize the connection and adjustment structure when in use, thereby ensuring the connection strength and stability of the adjusting rod and facilitating stable connection and use.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is as follows: The utility model provides a high-strength adjustment rod used in an automobile steering system, comprising a first connecting rod having a first tooth surface, and also comprising an auxiliary device;

[0006] The auxiliary device includes a second connecting rod, a fastening screw, a fastening nut and a cotter pin. The second connecting rod has a second tooth surface, the second tooth surface is meshed with the first tooth surface, and is located on the side of the second connecting rod close to the first connecting rod. The fastening screw is detachably connected to the first connecting rod and the second connecting rod respectively, and is located on the side of the second connecting rod close to the first connecting rod. The fastening nut is threadedly connected to the fastening screw and is located on the side of the fastening screw close to the first connecting rod. The cotter pin is detachably connected to the fastening screw and is located on the top of the fastening nut.

[0007] The first connecting rod further comprises a first extension portion and a first connecting portion, wherein the first extension portion is integrally formed with the first connecting rod and is located on the left side of the first connecting rod; the first connecting portion is integrally formed with the first extension portion and is located on the first extension portion.

[0008] The second connecting rod further has a second extension portion and a second connecting portion, the second extension portion is integrally formed with the second connecting rod and is located on the right side of the second connecting rod; the second connecting portion is integrally formed with the second extension portion and is located on the second extension portion.

[0009] Wherein, the fastening screw and the fastening nut are respectively provided with anti-slip tooth surfaces.

[0010] Wherein, the outer surfaces of the first connecting rod and the second connecting rod are provided with a corrosion-resistant layer.

[0011] The utility model discloses a high-strength adjusting rod applied to a steering system of an automobile, wherein the first connecting rod has a first tooth surface, the second connecting rod has a second tooth surface, the second tooth surface can mesh with the first tooth surface, the fastening screw is detachably connected to the first connecting rod and the second connecting rod respectively, the fastening nut is installed on the fastening screw, and the cotter pin is installed on the fastening screw. During installation, the matching position of the first tooth surface and the second tooth surface is first adjusted and meshed with each other, and then the fastening nut and the fastening screw are pressed and tightened so that the first tooth surface and the second tooth surface are stably meshed and maintained, so as to realize installation. Compared with the traditional threaded barrel adjustment method, it is more stable after multiple adjustments and uses, so that the connection and adjustment structure can be optimized during use, which is beneficial to ensure the connection strength and stability of the adjusting rod and is beneficial to stable connection and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The present invention can be further described by the non-limiting embodiments given in the accompanying drawings.

[0013] Figure 1 The utility model is a schematic diagram of the overall structure of a high-strength adjustment rod applied to a vehicle steering system according to the first embodiment of the utility model.

[0014] Figure 2 It is a structural schematic diagram of the first connecting rod of the first embodiment of the utility model.

[0015] Figure 3 It is a schematic structural diagram of the second connecting rod of the first embodiment of the utility model.

[0016] Figure 4 It is a schematic diagram of the position of the anti-slip tooth surface of the first embodiment of the utility model.

[0017] Figure 5This is a schematic diagram of the overall structure of a high-strength adjustment rod applied to an automobile steering system according to the second embodiment of the utility model.

[0018] In the figure: 101-first connecting rod, 102-first tooth surface, 103-second connecting rod, 104-fastening screw, 105-fastening nut, 106-cotter pin, 107-second tooth surface, 108-first extension part, 109-first connecting part, 110-second extension part, 111-second connecting part, 112-anti-slip tooth surface, 201-corrosion-resistant layer. DETAILED DESCRIPTION

[0019] In order to enable those skilled in the art to better understand the present invention, the technical solution of the present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0020] Embodiment 1:

[0021] like Figures 1 to 4 As shown, Figure 1 This is a schematic diagram of the overall structure of a high-strength adjustment rod used in a car steering system. Figure 2 is a schematic structural diagram of the first connecting rod 101, Figure 3 is a schematic structural diagram of the second connecting rod 103, Figure 4 It is a schematic diagram of the position of the anti-skid tooth surface 112. The utility model provides a high-strength adjustment rod for automobile steering system: including a first connecting rod 101 and an auxiliary device, the first connecting rod 101 has a first tooth surface 102, the auxiliary device includes a second connecting rod 103, a fastening screw 104, a fastening nut 105 and a cotter pin 106, the second connecting rod 103 has a second tooth surface 107, the second tooth surface 107 is meshed with the first tooth surface 102, the first connecting rod 101 also has a first extension 108 and a first connecting portion 109, the second connecting rod 103 also has a second extension 110 and a second connecting portion 111, and the fastening screw 104 and the fastening nut 105 are respectively provided with anti-skid tooth surfaces 112. Through the above scheme, when in use, the connection and adjustment structure can be optimized, which is conducive to ensuring the connection strength and stability of the adjustment rod, and is conducive to stable connection and use. It can be understood that the above scheme can optimize the connection and adjustment structure, which is conducive to ensuring the connection strength and stability of the adjustment rod, and is conducive to stable connection and use.

[0022] In this embodiment, the first connecting rod 101 has a first tooth surface 102 . The first tooth surface 102 is provided on a connecting plane of the first connecting rod 101 . A waist-shaped hole is provided on the connecting plane of the first connecting rod 101 .

[0023] Among them, the second connecting rod 103 has a second tooth surface 107, the second tooth surface 107 is meshed with the first tooth surface 102, and is located on the side of the second connecting rod 103 close to the first connecting rod 101, the fastening screw 104 is detachably connected to the first connecting rod 101 and the second connecting rod 103 respectively, and is located on the side of the second connecting rod 103 close to the first connecting rod 101, the fastening nut 105 is threadedly connected to the fastening screw 104, and is located on the side of the fastening screw 104 close to the first connecting rod 101, and the cotter pin 106 is detachably connected to the fastening screw 104, and is located at the top of the fastening nut 105. A through waist-shaped hole is provided on the connecting plane of the second connecting rod 103, and the second tooth surface 107 can be meshed with the first tooth surface 102. The fastening screw 104 is T-shaped, and a through pin hole is provided on the top to facilitate the installation of the cotter pin 106. The cotter pin 106 is used to prevent the fastening nut 105 from loosening. The fastening nut 105 can be directly installed on the top external threaded end of the fastening screw 104.

[0024] Secondly, the first connecting rod 101 also has a first extension portion 108 and a first connecting portion 109. The first extension portion 108 is integrally formed with the first connecting rod 101 and is located on the left side of the first connecting rod 101; the first connecting portion 109 is integrally formed with the first extension portion 108 and is located on the first extension portion 108. The first extension portion 108 is a round rod portion, which is integrally formed with the first connecting rod 101 to ensure strength. The first connecting portion 109 is integrally formed with the first extension portion 108 to ensure strength. A through hole is provided on the first connecting portion 109 to facilitate connection or hinge of the connecting parts.

[0025] Then, the second connecting rod 103 also has a second extension portion 110 and a second connecting portion 111. The second extension portion 110 is integrally formed with the second connecting rod 103 and is located on the right side of the second connecting rod 103; the second connecting portion 111 is integrally formed with the second extension portion 110 and is located on the second extension portion 110. The second extension portion 110 is a round rod portion, which is integrally formed with the second connecting rod 103 to ensure strength. The second connecting portion 111 is integrally formed with the second extension portion 110 to ensure strength. A through hole is provided on the second connecting portion 111 to facilitate connection or hinge of the connecting parts.

[0026] Finally, the fastening screw 104 and the fastening nut 105 are respectively provided with anti-skid tooth surfaces 112. The anti-skid tooth surfaces 112 are respectively provided on the contact end surfaces of the fastening screw 104 and the second connecting rod 103 and the contact end surfaces of the fastening nut 105 and the first connecting rod 101, and the anti-skid tooth surfaces 112 can increase the anti-skid performance of the contact surface between the fastening screw 104 and the second connecting rod 103, and can also increase the anti-skid performance of the contact surface between the fastening nut 105 and the first connecting rod 101, so as to prevent loosening and improve stability.

[0027] During use, the present invention can optimize the connection and adjustment structure, which is beneficial to ensuring the connection strength and stability of the adjusting rod and facilitating stable connection for use. During installation, first adjust the matching position of the first tooth surface 102 and the second tooth surface 107 and engage with each other, and then tighten them through the fastening nut 105 and the fastening screw 104 so that the first tooth surface 102 and the second tooth surface 107 are stably engaged and maintained to achieve installation. Compared with the traditional threaded barrel adjustment method, it is more stable after multiple adjustments. The cotter pin 106 and the anti-slip tooth surface 112 can improve the stability of the connection after installation, thereby achieving the connection and adjustment structure optimization during use, which is beneficial to ensuring the connection strength and stability of the adjusting rod and facilitating stable connection for use.

[0028] Embodiment 2:

[0029] As shown in 5, Figure 5 It is a schematic diagram of the overall structure of a high-strength adjusting rod applied to an automobile steering system. On the basis of the first embodiment, the utility model provides a high-strength adjusting rod applied to an automobile steering system, and the outer surfaces of the first connecting rod 101 and the second connecting rod 103 are provided with a corrosion-resistant layer 201.

[0030] In this embodiment, by providing the corrosion-resistant layer 201 on the outer surfaces of the first connecting rod 101 and the second connecting rod 103 , the corrosion resistance of the adjusting rod can be improved, which is conducive to extending the service life thereof.

[0031] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the technology may modify or change the above embodiments without violating the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the relevant technical field without departing from the spirit and technical ideas disclosed in the present invention shall still be covered by the claims of the present invention.

Claims

1. A high-strength adjusting rod used in an automobile steering system, comprising a first connecting rod, wherein the first connecting rod has a first tooth surface, characterized in that: Also includes auxiliary devices; The auxiliary device includes a second connecting rod, a fastening screw, a fastening nut and a cotter pin. The second connecting rod has a second tooth surface, the second tooth surface is meshed with the first tooth surface, and is located on the side of the second connecting rod close to the first connecting rod. The fastening screw is detachably connected to the first connecting rod and the second connecting rod respectively, and is located on the side of the second connecting rod close to the first connecting rod. The fastening nut is threadedly connected to the fastening screw and is located on the side of the fastening screw close to the first connecting rod. The cotter pin is detachably connected to the fastening screw and is located on the top of the fastening nut.

2. The high-strength adjusting rod used in the automobile steering system according to claim 1, characterized in that: The first connecting rod further comprises a first extension portion and a first connecting portion, wherein the first extension portion is integrally formed with the first connecting rod and is located on the left side of the first connecting rod; and the first connecting portion is integrally formed with the first extension portion and is located on the first extension portion.

3. The high-strength adjusting rod used in the automobile steering system according to claim 1, characterized in that: The second connecting rod further has a second extension portion and a second connecting portion, the second extension portion is integrally formed with the second connecting rod and is located on the right side of the second connecting rod; the second connecting portion is integrally formed with the second extension portion and is located on the second extension portion.

4. The high-strength adjusting rod for automobile steering system according to claim 1, characterized in that: The fastening screw and the fastening nut are respectively provided with anti-slip tooth surfaces.

5. The high-strength adjusting rod used in the automobile steering system according to claim 1, characterized in that: The outer surfaces of the first connecting rod and the second connecting rod are provided with a corrosion-resistant layer.

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