A corner sensor connection device

Abstract

The utility model belongs to vehicle steering system technical field provides a kind of corner sensor connecting device, including air chamber base, main pin, connecting seat and corner sensor, main pin is arranged in air chamber base, connecting seat is installed on air chamber base, connecting seat is set with the first through hole corresponding main pin;Corner sensor is installed on connecting seat, the bottom of corner sensor is provided with a connecting shaft, and the connecting shaft passes through the first through hole and is connected with main pin.The utility model is fixed relatively in connecting seat and air chamber base based on the main body of corner sensor, the connecting shaft of the bottom of corner sensor is connected with main pin, air chamber base also occurs rotation when tire steering, drive the main body of corner sensor fixed relatively with it together with rotation, simple structure and will not produce rotation delay to thereby influence steering instruction execution.

Description

TECHNICAL FIELD

[0001] The utility model relates to vehicle steering system technical field, concretely relates to a corner sensor connecting device. BACKGROUND

[0002] In recent years, the large-scale and intelligentization of mining vehicles gradually become mainstream. Large mining trucks can better meet the needs of large-scale production, and work collaboratively with large-scale mining and loading equipment, improving the mining and production efficiency of the entire mining area. As one of the important development directions of the automobile industry now and in the future, unmanned vehicles have attracted much attention in the field of vehicle technology in recent years. Unmanned mining trucks can avoid human errors, always maintain high vigilance, and reduce the risk of accidents; they do not need to be equipped with drivers, saving a lot of labor costs; they can be remotely monitored and managed, driving the intelligentization and automation development of the mining area, and realizing the digital transformation of the mine.

[0003] In unmanned vehicles, the steering-by-wire and braking-by-wire are particularly critical. Among them, the steering system feeds back to the upper perception system through the angle sensor, and completes the execution of the steering action through the relevant control strategy. The traditional corner sensor bracket is made of aluminum material, which is directly inserted into the steering bridge hole and fits with the steering bridge hole, resulting in difficult assembly. There is also a gap-fitted corner sensor that often has problems such as steering action delay and vehicle unable to walk in a straight line, which causes the vehicle to be unable to normally execute the steering instruction. The conventional treatment method is to apply glue and add copper sheets, but the problem of connection gap cannot be completely solved after a period of operation. UTILITY MODEL CONTENTS

[0004] In view of the defects in the prior art, the utility model provides a corner sensor connecting device to solve the problems of difficult assembly of the current interference-fitted corner sensor or easy occurrence of steering action delay of the gap-fitted corner sensor, which affects the execution of the steering instruction of the whole vehicle.

[0005] The utility model provides a corner sensor connecting device, which comprises:

[0006] A gas chamber base;

[0007] A kingpin is arranged in the gas chamber base;

[0008] A connecting seat is installed on the gas chamber base, and the connecting seat is provided with a first through hole corresponding to the kingpin;

[0009] A corner sensor is installed on the connecting seat, and the bottom of the corner sensor is provided with a connecting shaft, which passes through the first through hole and the kingpin.

[0010] The utility model provides a corner sensor connecting device, the main part of corner sensor is opposite fixed based on connecting seat and air chamber base, the connecting shaft of corner sensor bottom is connected with main pin, and the air chamber base also rotates when the tire turns, drives the main part of corner sensor opposite fixed to rotate, and the actual corner value is the main part of corner sensor rotation angle, and then feedback whole car control system.

[0011] Optionally, a connecting hole is formed at the center of the main pin, and the connecting shaft is arranged in the connecting hole and fixed to the main pin.

[0012] Optionally, the connecting hole comprises a main shaft section and a pin hole section, the pin hole section is formed outward on both sides of the main shaft section, the connecting shaft is arranged in the main shaft section, a second through hole is formed at the bottom of the connecting shaft, and an open pin is arranged in the second through hole and the pin hole section.

[0013] Optionally, first and second fixing holes are formed in the connecting seat and the air chamber base, and a first fastener is arranged in the first and second fixing holes.

[0014] Optionally, third, fourth and fifth fixing holes are formed in the corner sensor, the connecting seat and the air chamber base, and a second fastener is arranged in the third, fourth and fifth fixing holes.

[0015] The above technical scheme has the following technical effects:

[0016] The utility model provides a corner sensor connecting device, the main part of corner sensor is opposite fixed based on connecting seat and air chamber base, the connecting shaft of corner sensor bottom is connected with main pin, and the air chamber base also rotates when the tire turns, drives the main part of corner sensor opposite fixed to rotate, and the actual corner value is the main part of corner sensor rotation angle, and then feedback whole car control system. Through above structure assembly simple, and air chamber base drives connecting seat, corner sensor rotates, and will not produce rotation delay and further influence steering instruction execution problem. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the description of the embodiments or the prior art. In all the drawings, similar elements or parts are generally identified by similar reference signs. In the drawings, the elements or parts are not necessarily drawn according to the actual proportions.

[0018] Fig. 1 A schematic view of a corner sensor connecting device provided by the embodiments of the present application is shown in the figure.

[0019] Fig. 2 Another schematic view of a corner sensor connecting device provided by the embodiments of the present application is shown in the figure.

[0020] Reference signs:

[0021] 1-chamber base; 11-second fixed hole; 12-fifth fixed hole; 2-main pin; 21-connection hole; 211-main shaft section; 212-pin hole section; 3-connection seat; 31-first through hole; 32-first fixed hole; 33-fourth fixed hole; 4-corner sensor; 41-connection shaft; 411-second through hole; 42-third fixed hole; 5- cotter pin. DETAILED DESCRIPTION

[0022] The embodiments of the technical solutions of the present application will be described in detail below with reference to the drawings. The following embodiments are only used to more clearly illustrate the technical solutions of the present application, and therefore only serve as examples, and cannot limit the protection scope of the present application.

[0023] It should be noted that, unless otherwise specified, the technical terms or scientific terms used in the present application should be understood as the usual meaning understood by the technical personnel in the field of the present application.

[0024] In addition, the terms "first", "second", etc. are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. In the description of the present application, the meaning of "a plurality of" is two or more, unless otherwise specifically limited.

[0025] In the present application, unless otherwise specifically specified and limited, the terms "mounting", "connecting", "connecting", "fixing" and the like should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication or interaction relationship between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] In the present application, unless otherwise explicitly specified and limited, a first feature is "on" or "under" a second feature can be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, the first feature "above", "over" and "on" the second feature can be that the first feature is directly above or obliquely above the second feature, or only indicates that the first feature is higher in horizontal height than the second feature. The first feature "below", "under" and "under" the second feature can be that the first feature is directly below or obliquely below the second feature, or only indicates that the first feature is lower in horizontal height than the second feature.

[0027] As shown in Figs. 1-2 The corner sensor connecting device provided by the embodiment comprises a gas chamber base 1, a kingpin 2, a connecting seat 3 and a corner sensor 4. The kingpin 2 is arranged in the gas chamber base 1. The connecting seat 3 is arranged on the gas chamber base 1. The connecting seat 3 is provided with a first through hole 31 corresponding to the kingpin 2. The corner sensor 4 is arranged on the connecting seat 3. The bottom of the corner sensor 4 is provided with a connecting shaft 41. The connecting shaft 41 passes through the first through hole 31 and is connected with the kingpin 2.

[0028] Based on this, the corner sensor connecting device provided by the embodiment is relatively fixed based on the connecting seat 3 and the gas chamber base 1. The connecting shaft 41 at the bottom of the corner sensor 4 is connected with the kingpin 2. The gas chamber base 1 also rotates when the tire turns, driving the relatively fixed main body of the corner sensor 4 to rotate. The actual rotation angle value is the rotation angle of the main body of the corner sensor 4, which is fed back to the vehicle control system. By adopting the above structure provided by the embodiment, compared with the installation mode of interference fit, the assembly is simpler. When the hub rotates, the gas chamber base 1 can be driven to rotate, thereby driving the connecting seat 3 and the corner sensor 4 to rotate together, without causing rotation delay, thereby avoiding affecting the execution of the steering instruction.

[0029] As shown in Fig. 2 The center of the kingpin is provided with a connecting hole 21. The connecting shaft 41 is arranged in the connecting hole 21 and is relatively fixed with the kingpin 2. Specifically, the connecting hole 21 comprises a main shaft section 211 and a pin hole section 212. The two sides of the main shaft section 211 outwardly form the pin hole section 212. The connecting shaft 41 is arranged in the main shaft section 211. The bottom of the connecting shaft 41 is provided with a second through hole 411. The second through hole 411 and the pin hole section 212 are provided with an open pin 5. The connecting shaft 41 of the corner sensor 4 is fixed with the pin hole section 212 of the kingpin 2 through the open pin 5, preventing the connecting shaft 41 from having an idle stroke and other problems, and ensuring the accuracy of angle feedback and execution of unmanned steering instructions.

[0030] As shown in Fig. 2As shown, the connecting seat 3 and the air chamber base 1 are correspondingly provided with a first fixing hole 32 and a second fixing hole 11, a first fastener is arranged through the first fixing hole 32 and the second fixing hole 11, and the first fixing member can be a screw or the like to realize the connecting and fixing of the connecting seat 3 and the air chamber base 1. The corner sensor 4, the connecting seat 3 and the air chamber base 1 are correspondingly provided with a third fixing hole 42, a fourth fixing hole 33 and a fifth fixing hole 12, a second fastener is arranged through the third fixing hole 42, the fourth fixing hole 33 and the fifth fixing hole 12, and the second fastener can be a screw or the like to realize the connecting and fixing of the corner sensor 4, the connecting seat 3 and the air chamber base 1. Based on the above structure, the assembly process is simplified.

[0031] In the description of the present application, a large number of specific details are described. However, it can be understood that the embodiments of the present application can be practiced without these specific details. In some examples, well-known methods, structures and techniques are not shown in detail in order not to obscure the understanding of the present description.

[0032] In the description of the present application, the description of the terms "one embodiment", "some embodiments", "example", "specific example" or "some examples" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present description, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. In addition, the skilled person in the art can combine and combine the different embodiments or examples described in the present description and the features of the different embodiments or examples, without contradiction.

[0033] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application, and they should be covered in the scope of the claims and description of the present application.

Claims

1. A rotation sensor connection device, characterized in that, include: Air chamber base; The main pin is inserted into the air chamber base; A connecting seat is installed on the air chamber base, and the connecting seat has a first through hole corresponding to the main pin; An angle sensor is mounted on the connector. A connecting shaft is provided at the bottom of the angle sensor. The connecting shaft passes through the first through hole and is connected to the main pin.

2. The angle sensor connection device according to claim 1, characterized in that, A connecting hole is provided at the center of the main pin, and the connecting shaft is disposed in the connecting hole and fixed to the main pin.

3. The angle sensor connection device according to claim 2, characterized in that, The connecting hole includes a spindle section and a pin hole section. The pin hole section is formed on both sides of the spindle section. The connecting shaft is disposed in the spindle section. A second through hole is opened at the bottom of the connecting shaft. A cotter pin passes through the second through hole and the pin hole section.

4. The angle sensor connection device according to claim 3, characterized in that, The connecting seat and the air chamber base are respectively provided with a first fixing hole and a second fixing hole, and a first fastener is provided through the first fixing hole and the second fixing hole.

5. The angle sensor connection device according to claim 4, characterized in that, The angle sensor, the connecting seat, and the air chamber base are respectively provided with a third fixing hole, a fourth fixing hole, and a fifth fixing hole, and a second fastener is provided through the third fixing hole, the fourth fixing hole, and the fifth fixing hole.

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