CN218524100U

CN218524100U - Device for detecting vehicle body height sensor

Info

Publication number: CN218524100U
Application number: CN202222873856.2U
Authority: CN
Inventors: 马东晓
Original assignee: Tianjin Jingwei Hengrun Technology Co ltd
Current assignee: Tianjin Jingwei Hengrun Technology Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-02-24
Anticipated expiration: 2032-10-27

Abstract

The application provides a device for detecting a vehicle body height sensor, which comprises a platform, a carrying seat, a supporting rod, a supporting arm, a connecting rod, an angle scale pointer, an angle dial and a voltage measuring instrument, wherein the carrying seat is arranged at one end of the supporting rod, the other end of the supporting rod is arranged on the platform, and the carrying seat is used for carrying the vehicle body height sensor to be detected; the supporting arms are arranged along the transverse direction of the supporting rod, one end of each supporting arm is hinged with the supporting rod, and the other end of each supporting arm is positioned on the radial side of the supporting rod; the connecting rod and the angle scale pointer are fixedly connected with the supporting arm, one end of the connecting rod, which is far away from the supporting arm, faces the vehicle body height sensor and is clamped with a rocker of the vehicle body height sensor, and one end of the angle scale pointer, which is far away from the supporting arm, faces the surface, back to the platform, of the angle dial; the voltage measuring instrument is arranged on the platform and is electrically connected with the vehicle height sensor. The application provides a device for detecting automobile body height sensor does benefit to guarantee automobile body height sensor's the quality of leaving the factory.

Description

Device for detecting vehicle body height sensor

Technical Field

The application relates to the technical field of product detection, in particular to a device for detecting a vehicle body height sensor.

Background

The body height sensor (also called axle height sensor, vehicle attitude sensor, suspension height sensor, etc.) is an essential part of automobile for measuring the change of the body suspension attitude. The working principle of the currently commonly used vehicle body height sensor is that a lower control arm of an automobile suspension is connected with a rotating arm of an angle sensor through a link mechanism, the angle sensor is arranged on a vehicle body, when the vehicle body height changes, the lower control arm rotates relative to the vehicle body and drives the rotating arm of the angle sensor to move, an output signal (such as voltage) of the angle sensor changes, and the change of the vehicle body height is indirectly reflected.

When the vehicle body height sensor is produced, the relationship between the output signal of the angle sensor and the rotating angle of the rotating arm is calibrated through automatic calibration equipment, but a device for rechecking the calibrated result, namely the actual corresponding relationship between the output signal and the rotating angle, is lacked at present.

SUMMERY OF THE UTILITY MODEL

In view of this, the present application provides a device for detecting a vehicle height sensor, which is beneficial to ensuring the factory quality of the vehicle height sensor.

In order to achieve the above purpose, the present application provides the following technical solutions:

an apparatus for detecting a vehicle body height sensor, comprising:

a platform;

the vehicle body height sensor comprises a carrying seat, a detecting device and a control device, wherein the carrying seat is used for carrying a vehicle body height sensor to be detected;

one end of the supporting rod is provided with the carrying seat, the other end of the supporting rod is arranged on the platform, and the supporting rod extends along the direction vertical to the platform;

the angle dial is sleeved on the supporting rod and is positioned between the carrying seat and the platform in the direction perpendicular to the platform;

the supporting arm is arranged along the transverse direction of the supporting rod, one end of the supporting arm is hinged with the supporting rod at a position between the loading seat and the angle dial in the direction perpendicular to the platform, and the other end of the supporting arm is positioned on the radial side of the supporting rod;

one end of the angle scale pointer is fixedly connected to the surface, facing the platform, of the supporting arm, and the other end of the angle scale pointer faces the surface, facing away from the platform, of the angle dial;

one end of the connecting rod is fixedly connected to the surface of the supporting arm, which faces away from the platform, and the other end of the connecting rod faces the vehicle height sensor and is clamped with a rocker of the vehicle height sensor;

and the voltage measuring instrument is arranged on the platform and is electrically connected with the vehicle body height sensor.

Optionally, in the above apparatus for detecting a body height sensor, one end of the carrier seat away from the support rod is provided with a U-shaped groove, the U-shaped groove extends in a direction parallel to the platform and penetrates through the carrier seat, and a width of the U-shaped groove is adapted to a width of a position where an angle sensor of the body height sensor is located.

Optionally, in the above apparatus for detecting a body height sensor, a first threaded hole corresponding to the first bolt mounting hole of the body height sensor is provided in a position other than the U-shaped groove on a surface of the carrier seat facing away from the support rod.

Optionally, in the above apparatus for detecting a vehicle body height sensor, the vehicle body height sensor includes a specially-shaped connecting plate, the specially-shaped connecting plate has a first bending portion and a second bending portion that are perpendicular to each other, the first bending portion is formed by a first flat plate and a second flat plate that are perpendicular to each other, the second bending portion is formed by the second flat plate and a third flat plate that are perpendicular to each other, the first flat plate and the third flat plate are located on both sides of the second flat plate, the rocker and the angle sensor are located on both sides of the first flat plate, the rocker is arranged parallel to the first flat plate, and the third flat plate is provided with a second bolt mounting hole.

Optionally, in the above apparatus for detecting a vehicle body height sensor, the vehicle body height sensor includes a transmission rod, one end of the transmission rod is hinged to one end of the rocker far away from the angle sensor, and one end of the connection rod far away from the support arm is clamped to a position of a hinged point of the transmission rod and the rocker.

Optionally, in the above apparatus for detecting a body height sensor, the link forms a first projection on the support arm in a direction perpendicular to the platform, the angle scale pointer forms a second projection on the support arm in the direction perpendicular to the platform, the first projection and the second projection are offset in a direction parallel to the platform, and the first projection is closer to the support rod than the second projection.

Optionally, in the above device for detecting a vehicle body height sensor, the support arm is provided with a second threaded hole, and the surface of the angle scale pointer is provided with an external thread cooperatively connected with the second threaded hole.

Optionally, in the device for detecting a body height sensor, a fixing clip is disposed at an end of the connecting rod away from the supporting arm, the fixing clip includes a first clip and a second clip located at two sides of the rocker, the first clip and/or the second clip is movably connected to the connecting rod, and the rocker is clamped when the first clip and the second clip are close to each other.

Alternatively, in the above-described device for detecting a body height sensor, the minimum scale value of the angle scale is 0.1 ° or 0.5 °.

Optionally, in the apparatus for detecting a body height sensor, a supporting platform is included, which is sleeved on the supporting rod, and the supporting platform is located between the angle dial and the platform in a direction perpendicular to the platform;

the angle dial is fixedly arranged on the surface of the support platform, which is back to the platform, and the support platform is rotatably connected with the support rod; or the angle dial is rotatably arranged on the surface of the supporting platform back to the platform, and the supporting platform is fixedly connected with the supporting rod.

According to the technical scheme, the application provides a device for detecting automobile body altitude sensor, the one end setting of bracing piece is carried the seat and is used for bearing the automobile body altitude sensor who detects, the other end sets up on the platform, the transverse arrangement of bracing piece is followed to the support arm, the one end and the bracing piece of support arm are articulated, the other end is located the radial side of bracing piece, thereby can rotate around the bracing piece, connecting rod and angle scale pointer all with support arm fixed connection, voltage measurement appearance sets up on the platform and is connected with automobile body altitude sensor electricity. During the use, to wait to detect automobile body height sensor and put on carrying the seat, rotate automobile body height sensor's rocker, because the one end that the support arm was kept away from to the connecting rod is towards automobile body height sensor and with automobile body height sensor's rocker looks joint, so the rocker makes support arm and rocker synchronous rotation through driving the connecting rod. The one end that the support arm was kept away from to the angle scale pointer is towards the surface of the platform dorsad of angle calibrated scale, at the synchronous pivoted in-process of support arm and rocker, the inspector obtains the angle that the rocker rotated through the change of the index of angle scale pointer on the angle calibrated scale, and simultaneously, obtain the output voltage value that the rocker rotated different angles and corresponds through voltage measurement appearance, therefore, it is visible, the inspector can obtain the actual corresponding relation between the turned angle and the output voltage of rocker through the device that this application provided, and like this, compare through the design requirement with automobile body height sensor, just can judge whether the product has satisfied the design requirement, avoid not conforming to the product of requirement and flow into market yet, automobile body height sensor's outgoing quality has been ensured effectively.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only the embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic perspective view of an apparatus for detecting a body height sensor according to an embodiment of the present disclosure;

FIG. 2 is an enlarged partial schematic view of FIG. 1;

fig. 3 is a front view schematically illustrating an apparatus for detecting a body height sensor according to an embodiment of the present disclosure.

Labeled in the figure as:

1. a platform; 2. a support bar; 3. an angle dial; 4. an angle scale pointer; 5. a support arm; 6. a connecting rod; 7. a rocker; 8. a special-shaped connecting plate; 9. a carrier base; 10. a voltage measuring instrument; 11. a transmission rod; 12. and a support table.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

As shown in fig. 1 to 3, the present embodiment provides a device for detecting a body height sensor, the body height sensor includes an angle sensor, and the detection of the body height sensor by the device includes detecting a relationship between a rotation angle of a rocker 7 (i.e., a rotating arm of the angle sensor) and an output voltage of the body height sensor. The device provided by the embodiment of the application comprises a platform 1, a supporting rod 2, an angle dial 3, an angle scale pointer 4, a supporting arm 5, a connecting rod 6, a load seat 9 and a voltage measuring instrument 10, wherein one end of the supporting rod 2 is provided with the load seat 9, the other end of the supporting rod is arranged on the platform 1, the supporting rod 2 extends in the direction perpendicular to the platform 1, the load seat 9 is used for bearing a vehicle body height sensor to be detected, and hereinafter for convenience in description, the vehicle body height sensor to be detected is called a product to be detected; the supporting arm 5 is arranged transversely along the supporting rod 2, one end of the supporting arm 5 is hinged with the supporting rod 2 at a position between the loading seat 9 and the angle dial 3 in the direction vertical to the platform 1, and the other end of the supporting arm 5 is positioned on the radial side of the supporting rod 2, so that the supporting arm 5 can rotate around the supporting rod 2; one end of the connecting rod 6 is fixedly connected to the surface of the supporting arm 5, which is opposite to the platform 1, and the other end of the connecting rod faces towards the product to be tested and is clamped with the rocker 7 of the product to be tested, so that the connecting rod 6 can rotate along with the rocker 7 to ensure that the supporting arm 5 and the rocker 7 rotate synchronously; one end of the angle scale pointer 4 is fixedly connected to the surface of the supporting arm 5 facing the platform 1, the other end of the angle scale pointer faces the surface of the angle scale 3 facing away from the platform 1, the angle scale 3 and the angle scale pointer 4 are matched to be used for measuring the rotating angle of the supporting arm 5, and the voltage measuring instrument 10 is arranged on the platform 1 and is electrically connected with a product to be measured so as to measure the output voltage of the product to be measured.

It should be noted that "perpendicular" in this document means that the two described objects form an angle of approximately 90 °, which may be 90 ° or an angle that differs from 90 ° by a small angle. "parallel" in this context means that the two objects described are at an angle of approximately 0 °, either 0 ° or at a small angle to 0 °.

During operation, put the product that awaits measuring on the year seat 9, the rocker 7 and the connecting rod 6 looks joint of product that awaits measuring, this joint is that the connecting rod 6 can receive the connection that the rocker 7 was stirred, for example can be one side of connecting rod 6 and one side of rocker 7 form the butt in the direction of rotation of rocker 7, can apply when rocker 7 rotates like this and dial power to connecting rod 6, for example can be in the top card of connecting rod 6 goes into the surface sunk structure of rocker 7 again, also can apply when rocker 7 rotates like this and dial power to connecting rod 6, again for example can be connecting rod 6 and rocker 7 pass through other spare parts detachably fixed together such as clips, like this can apply when rocker 7 rotates and dial power to connecting rod 6 equally. After a product to be detected is put, a signal line (namely a line of output voltage) of the product to be detected is connected to a voltage measuring instrument 10, then the voltage measuring instrument 10 is started, an inspector applies acting force to a rocker 7 by hands for example to enable the rocker 7 to rotate, the rotating rocker 7 enables a supporting arm 5 and the rocker 7 to rotate synchronously by applying poking force to a connecting rod 6, namely the supporting arm 5 and the rocker 7 rotate around the same axis and the rotating angles are the same, an angle scale pointer 4 rotates relative to an angle dial 3 along with the supporting arm 5, the inspector obtains the rotating angles of the rocker 7 through the change of indexes of the angle scale pointer 4 on the angle dial 3, meanwhile, the voltage measuring instrument 10 obtains output voltage values corresponding to the rotation angles of the rocker 7, namely the inspector can obtain the actual corresponding relation between the rotating angles of the rocker 7 and the output voltages through the device provided by the application. The detector can judge whether the product meets the design requirement by comparing the actual corresponding relation with the design requirement of the vehicle body height sensor, thereby avoiding the product which does not meet the requirement from flowing into the market and effectively ensuring the factory quality of the vehicle body height sensor.

It should be understood that the angle sensor of the product to be measured is provided at a portion to be fixedly connected with the vehicle body in the future (hereinafter referred to as "main body portion") which does not rotate relative to the support bar 2 due to the carrier 9. The main body of the product to be tested is generally provided with a bolt mounting hole for mounting a bolt, and when the product to be tested is mounted on the vehicle body, the main body of the product to be tested is fixedly connected with the vehicle body through the bolt. In order to realize that the main part of the product to be measured keeps relatively fixed with the carrier seat 9, the main part and the carrier seat 9 can be considered to be fixedly connected by utilizing the original bolt mounting hole of the main part, namely, the carrier seat 9 can be provided with a first threaded hole corresponding to the bolt mounting hole of the vehicle height sensor. Thus, when the product to be tested is placed on the carrier 9, the main body of the product to be tested is fixed to the carrier 9 by the bolts. It should be noted that the threaded holes on the carriage 9 should be designed for the bolt mounting holes at the proper positions on the product to be tested, so that the rotation axes of the rocker 7 and the support arm 5 are the same after the bolt connection. If the product to be tested does not have such bolt mounting holes in place, it is contemplated that the main body portion of the product to be tested may remain relatively fixed to the carrier 9 in other ways. In a preferred embodiment, the present application may provide the carriage 9 with a contour groove that partially abuts against a portion of the body height sensor, and partially enters the contour groove when the body height sensor is placed on the carriage 9 in the longitudinal direction of the support bar 2. Namely, the main body of the product to be tested can be clamped only by utilizing the groove wall of the profiling groove, so that the main body of the product to be tested can not move relative to the carrying seat 9 when the rocker 7 rotates. In this embodiment, because carry seat 9 and set up the profile groove that can laminate with the main part's of the product that awaits measuring part of seat, so need not to use the connecting piece will carry seat 9 and the main part fixed connection of the product that awaits measuring, only need with the product that awaits measuring put on carrying seat 9 can, when placing the product that awaits measuring, the profile groove of seat 9 is carried in the above-mentioned part entering of main part, then can get into next process fast, has improved the overall efficiency of detection achievement. As shown in fig. 1 and fig. 2, in this embodiment, a U-shaped groove is disposed at one end of the carrier seat 9 away from the support rod 2, the U-shaped groove extends in a direction parallel to the platform 1 and penetrates through the carrier seat 9, the width of the U-shaped groove is adapted to the width of the position of the angle sensor on the product to be measured, that is, the position of the angle sensor can be placed in the U-shaped groove and clamped by the opposite groove walls of the U-shaped groove, so as to limit the angle sensor from rotating relative to the carrier seat 9. In addition, the present application may also combine the two embodiments, for example, the first threaded hole is provided on the surface of the carriage 9 facing away from the support rod 2 at a position other than the U-shaped groove, in addition to the U-shaped groove.

As shown in fig. 1 and fig. 3, in this embodiment, the main body of the product to be tested includes the special-shaped connecting plate 8, the special-shaped connecting plate 8 has a first bending portion and a second bending portion that are perpendicular to each other, the first bending portion is formed by a first flat plate and a second flat plate that are perpendicular to each other, the second bending portion is formed by a second flat plate and a third flat plate that are perpendicular to each other, wherein the first flat plate and the third flat plate are located on both sides of the second flat plate, the rocker 7 and the angle sensor are located on both sides of the first flat plate, and the rocker 7 is arranged parallel to the first flat plate, the third flat plate is provided with a second bolt mounting hole, and the product to be tested can be mounted on the vehicle body through the second bolt mounting hole. When a product to be tested is placed on the carrier 9, the first flat plate of the special-shaped connecting plate 8 is parallel to the surface of the platform 1, and the second flat plate and the third flat plate of the special-shaped connecting plate 8 are perpendicular to the surface of the platform 1. It will be readily appreciated that the aforementioned first bolt mounting holes may be provided in the first flat plate of the profiled connecting plate 8.

When the vehicle body height sensor is applied to the whole vehicle, the vehicle body height sensor is connected with a vehicle body and a lower control arm of a vehicle suspension. As shown in fig. 1 and 3, in the present embodiment, the main body of the product to be tested includes a transmission rod 11, one end of the transmission rod 11 is hinged to one end of the rocker 7 away from the angle sensor, and one end of the connecting rod 6 away from the supporting arm 5 is clamped to a position where the hinged point of the transmission rod 11 and the rocker 7 is located. And one end of the transmission rod 11, which is far away from the rocker 7, is provided with a connecting plate for connecting the lower control arm, and the connecting plate is provided with a third bolt mounting hole.

As shown in fig. 1 and 3, in the present embodiment, the link 6 forms a first projection on the supporting arm 5 along a direction perpendicular to the platform 1, the angle scale pointer 4 forms a second projection on the supporting arm 5 along a direction perpendicular to the platform 1, the first projection and the second projection are misaligned in a direction parallel to the platform 1, and the first projection is closer to the supporting rod 2 than the second projection. In this way, the connecting rod 6 can avoid a certain space for the worker to perform operations such as installation and adjustment on the angle scale pointer 4. In a preferred embodiment, the support arm 5 is provided with a second threaded hole, and the surface of the angle scale pointer 4 is provided with an external thread which is matched and connected with the second threaded hole, so that the gap between the angle scale pointer 4 and the angle dial 3 can be adjusted by turning the angle scale pointer 4, and on the premise that the angle dial 3 is not in contact with the angle scale pointer 4, the gap between the angle dial and the angle dial is reduced as much as possible, which is beneficial for a detection person to read more accurately.

In specific practical application, carry seat 9 and generally design to the product that awaits measuring of single specification, promptly, carry seat 9 and only be applicable to the product that awaits measuring of placing same specification usually, in order to can multiplexing other parts of device, this application can make and carry seat 9 and bracing piece 2 and can dismantle and be connected, like this when detecting the product that awaits measuring of another specification, will change suitable year seat 9 can. The carrier 9 and the support rod 2 may be connected by a threaded fastener of a common size, for example, a stud is provided at one end of the support rod 2, the carrier 9 is provided with a threaded hole matched with the stud, and the carrier 9 can be mounted on the support rod 2 by screwing. Of course, the carrier seat 9 and the support rod 2 may be detachably connected in other ways, for example, the carrier seat 9 and the support rod 2 may be connected by a quick release joint.

When rocker 7 and support arm 5 rotate in step, need overcome frictional resistance between support arm 5 and the bracing piece 2, in order to make support arm 5 can rotate more smoothly, this application can make support arm 5 pass through the bearing with bracing piece 2 and be connected. The type of bearing may be chosen in many ways, and may be, for example, a ball bearing, a needle bearing, etc. In order to further ensure that the connecting rod 6 moves along with the rocker 7 all the time, the application can make the connecting rod 6 set up the fixation clamp that is used for pressing from both sides tight rocker 7, and the product that awaits measuring is put and is carried the seat 9 back, utilizes this fixation clamp to make connecting rod 6 and rocker 7 form firm connection, is favorable to further ensuring the rotation synchronism of support arm 5 and rocker 7 like this. Specifically, the end of the connecting rod 6 remote from the supporting arm 5 is provided with a fixing clip (not shown in the figure), the fixing clip comprises a first clip body and a second clip body which are arranged at two sides of the rocker 7, the first clip body and/or the second clip body is movably connected with the connecting rod 6, such as rotatably connected or slidably connected, so that the first clip body and the second clip body can move relatively to each other to approach and depart from each other, the rocker 7 is clamped when the first clip body and the second clip body approach each other, and the rocker 7 is released when the first clip body and the second clip body depart from each other.

The arrangement of the angle scaling indicator 4 on the support arm 5 can be chosen in many ways, and in a preferred embodiment, the angle scaling indicator 4 is arranged in the longitudinal direction of the support bar 2 and faces the side of the support arm 5 remote from the susceptor 9. Of course, the angle scale pointer 4 may be arranged along other angles as long as it can cooperate with the angle scale 3 to facilitate the reading of the inspector. The minimum scale value of the angle dial 3 can be set as desired, and is generally set to 0.1 ° or 0.5 °. The angle dial 3 is fixedly arranged relative to the support bar 2 and forms a circle of scale indicating the angle around the support bar 2. In order to facilitate zero setting of the initial position of the angle scale pointer 4, namely, the initial position of the angle scale pointer 4 is aligned to the 0-degree scale line of the angle scale 3, the support rod 2 can penetrate through the middle of the angle scale 3, and the angle scale 3 is rotatably connected with the support rod 2. Thus, when zeroing is required, the 0 ° scale can be aligned with the angle scale hand 4 by turning the angle dial 3. As shown in fig. 3, in the present embodiment, a support base 12 is sleeved on the support bar 2, and the support base 12 is located between the angle scale 3 and the platform 1 in a direction perpendicular to the platform 1. In order to realize that the angle dial 3 can rotate to perform zero setting of the angle scale pointer 4, the angle dial 3 can be fixedly arranged on the surface of the support table 12 opposite to the platform 1, and the support table 12 is rotatably connected with the support rod 2, for example, the support table 12 is connected with the support rod 2 through a bearing; alternatively, the support base 12 can be fixedly connected to the support bar 2, but the angle scale 3 can be rotatably arranged on the surface of the support base 12 facing away from the platform 1, for example. The angle dial 3 is connected to the support base 12 by a thrust bearing.

In a specific practical application, the arrangement form of the supporting rods 2 can be selected in many ways, for example, the supporting rods 2 can be arranged vertically or horizontally. As shown in fig. 1 to 3, in the present embodiment, the platform 1 is horizontally disposed, so the support rods 2 are vertically disposed, that is, the support rods 2 are erected on the platform 1, and the voltage measuring instrument 10 can be directly disposed on the platform 1, that is, the voltage measuring instrument 10 is kept stable only by its own gravity. It will be readily appreciated that the voltage measuring apparatus 10 may be arranged on the platform 1 by means of a connecting structure such as a hook, when the support bar 2 is arranged horizontally after the platform 1 is erected. In a specific practical application, a part of the platform 1 can be used as the angle dial 3, that is, the scale lines for representing the angle can be arranged on the surface of the platform 1, so that some parts can be omitted, and the whole structure of the device is simplified.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to the embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An apparatus for detecting a body height sensor, comprising:

a platform;

the supporting arm is arranged along the transverse direction of the supporting rod, one end of the supporting arm is hinged with the supporting rod at a position between the loading seat and the angle dial in the direction vertical to the platform, and the other end of the supporting arm is positioned on the radial side of the supporting rod;

and the voltage measuring instrument is arranged on the platform and is electrically connected with the vehicle height sensor.

2. The device for detecting the vehicle body height sensor according to claim 1, wherein a U-shaped groove is formed in one end of the carrier seat, which is far away from the supporting rod, the U-shaped groove extends in a direction parallel to the platform and penetrates through the carrier seat, and the width of the U-shaped groove is matched with the width of the position of the angle sensor of the vehicle body height sensor.

3. The apparatus for detecting a vehicle height sensor according to claim 2, wherein a first screw hole corresponding to the first bolt mounting hole of the vehicle height sensor is provided in a position other than the U-shaped groove on a surface of the carrier block facing away from the support bar.

4. The apparatus according to claim 3, wherein the body height sensor comprises a specially-shaped connecting plate having a first bent portion and a second bent portion perpendicular to each other, the first bent portion is formed by a first flat plate and a second flat plate perpendicular to each other, the second bent portion is formed by the second flat plate and a third flat plate perpendicular to each other, the first flat plate and the third flat plate are located on both sides of the second flat plate, the rocker and the angle sensor are located on both sides of the first flat plate, and the rocker is arranged parallel to the first flat plate, and the third flat plate provides a second bolt mounting hole.

5. The device for detecting the vehicle body height sensor as claimed in claim 4, wherein the vehicle body height sensor comprises a transmission rod, one end of the transmission rod is hinged with one end of the rocker far away from the angle sensor, and one end of the connecting rod far away from the supporting arm is clamped to the position of the hinged point of the transmission rod and the rocker.

6. The apparatus of claim 1, wherein the linkage forms a first projection on the support arm in a direction perpendicular to the platform, the angle scale pointer forms a second projection on the support arm in a direction perpendicular to the platform, the first projection and the second projection are offset in a direction parallel to the platform, and the first projection is closer to the support bar than the second projection.

7. The apparatus for detecting the vehicle body height sensor according to claim 6, wherein the supporting arm is provided with a second threaded hole, and the surface of the angle scale pointer is provided with an external thread which is matched and connected with the second threaded hole.

8. The device for detecting the vehicle body height sensor according to claim 1, wherein a fixing clip is arranged at one end of the connecting rod, which is far away from the supporting arm, the fixing clip comprises a first clip body and a second clip body which are positioned at two sides of the rocker, the first clip body and/or the second clip body are movably connected with the connecting rod, and the rocker is clamped when the first clip body and the second clip body are close to each other.

9. Device for detecting a body height sensor according to claim 1, characterized in that the smallest scale value of the angle dial is 0.1 ° or 0.5 °.

10. The apparatus according to any one of claims 1 to 9, comprising a support base fitted over the support bar, the support base being located between the angle dial and the platform in a direction perpendicular to the platform;

the angle dial is fixedly arranged on the surface of the supporting platform, which is back to the platform, and the supporting platform is rotatably connected with the supporting rod; or the angle dial is rotatably arranged on the surface of the supporting platform back to the platform, and the supporting platform is fixedly connected with the supporting rod.