A new energy vehicle detection device that is easy to adjust

By designing new energy vehicle detection devices that are easy to adjust, using servo motors, hydraulic cylinders, and robotic arms to achieve multi -angle and multi -position detection, solve the problem of single detection functions of traditional detection devices, and improve the detection efficiency and flexibility.

CN113776856BActive Publication Date: 2025-01-28NANJING FORESTRY UNIV
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Patent Information

Application Number
CN202111248065.4
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2021-10-26
Publication Date
2025-01-28
Estimated Expiration
2041-10-26

AI Technical Summary

Technical Problem

New energy vehicles need to undergo a variety of special inspections after production, and the traditional inspection device has a single detection function, which affects the detection efficiency.

Method used

A new energy vehicle detection device that is convenient for adjustment, including detection component one and detection component two, and use the servo motor, hydraulic cylinder and robotic arm to achieve multi -angle and multi -position detection of the car.

Benefits of technology

The integration of various detection functions of new energy vehicles has been realized, the detection efficiency and flexibility are improved, and the diversity needs of automobile detection can be met.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present invention discloses a new energy vehicle detection device that is easy to adjust, including detection component 1 and detection component 2, the detection component 1 is arranged on the left side of the detection component 2, the detection component 1 includes two vertical uprights, an image display is arranged on the outer side of the upright, and a support structure is arranged between the two uprights, and inclined pads are arranged at the front and rear of the support structure, the support structure includes support plate 1, column strips are symmetrically arranged on both sides of the bottom of the support plate 1, the support plate 1 is rectangular and buffer structures are arranged at the corners of the top, and support plate 2 is also arranged on the top of the buffer structure, and guide rails are symmetrically arranged on the top of the support plate 2. The present invention can quickly detect new energy vehicles, has high efficiency, and is relatively practical.
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Description

Technical Field

[0001] The present invention relates to the technical field of new energy vehicle equipment, and in particular to a new energy vehicle detection device which is easy to adjust. Background Art

[0002] New energy vehicles refer to vehicles that use unconventional vehicle fuels as a power source (or use conventional vehicle fuels and adopt new vehicle power devices), and integrate advanced technologies in vehicle power control and drive to form vehicles with advanced technical principles, new technologies, and new structures. New energy vehicles include four major types: hybrid electric vehicles (HEV), pure electric vehicles (BEV, including solar vehicles), fuel cell electric vehicles (FCEV), and other new energy vehicles (such as supercapacitors, flywheels and other high-efficiency energy storage devices).

[0003] After the production of new energy vehicles, they need to undergo a variety of special tests. Traditional testing devices have relatively single testing functions, which overall affects the efficiency of vehicle testing. Therefore, it is necessary to design corresponding technical solutions to solve existing technical problems. Summary of the invention

[0004] 1. Technical issues to be solved

[0005] In view of the shortcomings of the prior art, the present invention provides an easily adjustable new energy vehicle detection device, which solves the problem that new energy vehicles need to undergo multiple special tests after production, and traditional detection devices have relatively single detection functions, which overall affects the efficiency of vehicle detection.

[0006] (II) Technical solution

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions: an easily adjustable new energy vehicle detection device, including a detection component one and a detection component two, the detection component one is arranged on the left side of the detection component two, the detection component one includes two vertical upright plates, an image display is arranged on the outer side of the upright plate, and a support structure is arranged between the two upright plates, and inclined pads are arranged at the front and rear of the support structure, the support structure includes a support plate one, column strips are symmetrically arranged on both sides of the bottom of the support plate one, the support plate one is a rectangular parallelepiped and buffer structures are arranged at the corners of the top, a support plate two is also arranged on the top of the buffer structure, and guide rails are symmetrically arranged on the top of the support plate two;

[0008] A strip-shaped slide rail groove is provided in the middle of the vertical plate, a seat box is slidably connected to the interior of the slide rail groove, a servo motor is provided inside the seat box, and a downwardly inclined connecting rod is connected to the output end of the servo motor, a detection camera is connected to the outer end of the connecting rod, a long liquid guide tube is provided on the top of the vertical plate, and a water storage tank body is provided on the outside of the vertical plate, a liquid pump is provided inside the water storage tank body, a number of nozzles are equidistantly provided on the liquid guide tube, a number of hydraulic cylinders are provided on the outside of the vertical plate, and a cylindrical pressure block is connected to the output end of the hydraulic cylinder.

[0009] As a further preferred embodiment of the present invention, a plurality of arc-shaped card covers are provided on the top of the two vertical plates, an electromagnetic rail is provided at the bottom of the card cover, a slider is slidably connected to the bottom of the electromagnetic rail, and a detection camera 2 is connected to the bottom end of the slider.

[0010] As a further preferred embodiment of the present invention, the second detection component includes two vertical frames, a horizontal plate is arranged on the top of the frame, and a second hydraulic cylinder is arranged at the bottom of the horizontal plate, and the output end of the hydraulic cylinder is connected to a second pressure block.

[0011] As a further preferred embodiment of the present invention, buckle plates are symmetrically arranged on the inner wall of the frame plate, a servo motor 2 is connected to the bottom of the buckle plate, an output end of the servo motor 2 is connected to a frame column, and a steering gear is also connected to the outer wall of the frame column, a mechanical arm rod is connected to the output end of the steering gear, an opening is also arranged at the outer end of the mechanical arm rod, and a servo motor 3 is also arranged at the opening, and a detection structure is connected to the output end of the servo motor 3.

[0012] As a further preferred embodiment of the present invention, the detection structure includes a guard rod, a function box is arranged on the inner side of the guard rod, a pressure block is arranged on the inner side of the function box, and the inner side of the pressure block is connected to a guide rod, and the inner side of the guide rod is connected to a servo motor four, the output end of the servo motor four is connected to a pad, and a detection sensor is arranged on the pad.

[0013] As a further preferred embodiment of the present invention, the buffer structure includes a bottom guard frame and a casting, the casting is arranged on the top of the bottom guard frame, and a plurality of spring rods are arranged between the bottom guard frame and the casting, a movable plate is also arranged on the top of the casting, and a plurality of elastic structures are also arranged at the bottom of the movable plate.

[0014] As a further preferred embodiment of the present invention, the elastic structure includes a hemispherical protective shell, a convex ball is arranged at the bottom of the protective shell, and a plurality of compression springs are arranged between the protective shell and the convex ball.

[0015] As a further preferred embodiment of the present invention, the specific detection method comprises the following steps: S1, the car can be driven to the interior of the detection component 1, and the liquid can be sprayed on the exterior of the car by using the water storage tank, and then the servo motor 1 can be started to drive the connecting rod, and the detection camera 1 can be prompted to adjust the angle, and then the image of the detection camera 1 is transmitted to the image display to detect the exterior of the car in real time;

[0016] S2, the outer hydraulic cylinder 1 of the vertical plate can drive the pressure block 1 to perform compression test on the new energy car, stamp the outside of the car, and cooperate with the detection camera 1 to detect whether there is deformation. The electromagnetic rail on the card cover at the top of the vertical plate drives the detection camera 2 to detect the top of the car;

[0017] S3, detection component two, can use hydraulic cylinder two to drive pressure block two to squeeze the top of the car, and servo motor two on the frame plate drives the frame column to adjust the direction, and the steering gear on the inner side of the frame column adjusts the position of the mechanical arm, and servo motor three can drive the detection structure to adjust the angle, and servo motor four on the detection structure can also drive the detection sensor to rotate and adjust the angle, so that the car can be detected in multiple positions as a whole.

[0018] S4, when the car is driving on the second support plate, the buffer structure at the bottom thereof can be used for elastic buffering, specifically, several compression springs between the protective shell and the convex ball are deformed to achieve a shock absorbing effect.

[0019] (III) Beneficial effects

[0020] The present invention provides a new energy vehicle detection device that is easy to adjust. It has the following beneficial effects:

[0021] (1) The automobile of the present invention can be driven to the interior of the detection component 1, and the liquid can be sprayed on the exterior of the automobile by using a water storage tank. Then, the servo motor 1 can be started to drive the connecting rod and prompt the detection camera 1 to adjust the angle. Then, the image of the detection camera 1 is transmitted to the image display to detect the exterior of the automobile in real time.

[0022] (2) The detection component 2 of the present invention can drive the pressure block 2 to squeeze the top of the car by using the hydraulic cylinder 2, and the servo motor 2 on the frame plate drives the frame column to adjust the direction, and the steering gear inside the frame column adjusts the position of the mechanical arm rod, and the servo motor 3 can drive the detection structure to adjust the angle, and the servo motor 4 on the detection structure can also drive the detection sensor to rotate and adjust the angle, so that the whole can detect the car at multiple positions. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a front view structural schematic diagram of the present invention as a whole;

[0024] Figure 2It is a structural schematic diagram of a detection component 1 of the present invention;

[0025] Figure 3 It is a structural schematic diagram of the detection component 2 of the present invention;

[0026] Figure 4 It is a structural schematic diagram of the support structure of the present invention;

[0027] Figure 5 It is a structural schematic diagram of the vertical plate of the present invention;

[0028] Figure 6 It is a structural schematic diagram of the card cover of the present invention;

[0029] Figure 7 It is a structural schematic diagram of the buffer structure of the present invention;

[0030] Figure 8 It is a structural schematic diagram of the elastic structure of the present invention.

[0031] In the figure, 1, vertical plate; 2, image display; 3, pad; 4, support plate one; 5, column strip plate; 6, support plate two; 7, guide rail; 8, slide rail groove; 9, seat box; 10, connecting rod; 11, detection camera one; 12, water storage tank body; 13, nozzle; 14, hydraulic cylinder one; 15, pressure block one; 16, card cover; 17, electromagnetic rail; 18, detection camera two; 19, frame plate; 20, hydraulic cylinder two; 21, pressure block two; 22, buckle plate; 23, servo motor two; 24, frame column; 25, steering gear; 26, mechanical arm rod; 27, servo motor three; 28, guard rod; 29; function box; 30, servo motor four; 31, detection sensor; 32, bottom guard frame; 33, casting block; 34, spring rod; 35, movable plate; 36, protective shell; 37, convex ball; 38, compression spring. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0033] See also Figure 1-8 , the embodiment of the present invention provides a technical solution:

[0034] Embodiment 1, a new energy vehicle detection device that is easy to adjust, includes a detection component 1 and a detection component 2, the detection component 1 is arranged on the left side of the detection component 2, the detection component 1 includes two vertical upright plates 1, an image display 2 is arranged on the outer side of the upright plate 1, and a support structure is arranged between the two upright plates 1, and inclined pads 3 are arranged at the front and rear of the support structure, the support structure includes a support plate 1 4, column strips 5 are symmetrically arranged on both sides of the bottom of the support plate 1 4, the support plate 1 4 is a rectangular parallelepiped and buffer structures are arranged at the corners of the top, and a support plate 2 6 is also arranged on the top of the buffer structure, and the top of the support plate 2 6 is symmetrically arranged with guide plates. Rail 7; a strip-shaped slide rail groove 8 is provided in the middle of the vertical plate 1, and a seat box 9 is slidably connected inside the slide rail groove 8, a servo motor 1 is arranged inside the seat box 9, and the output end of the servo motor 1 is connected to a downwardly inclined connecting rod 10, and the outer end of the connecting rod 10 is connected to a detection camera 11, and a long strip of liquid guide tube is also arranged on the top of the vertical plate 1, and a water storage tank body 12 is arranged on the outside of the vertical plate 1, and a liquid pump is arranged inside the water storage tank body 12, and a number of nozzles 13 are equidistantly arranged on the liquid guide tube, and a number of hydraulic cylinders 14 are also arranged on the outside of the vertical plate 1, and the output end of the hydraulic cylinder 14 is connected to a cylindrical pressure block 15.

[0035] A plurality of arc-shaped card covers 16 are also provided on the top of the two vertical plates 1, and an electromagnetic rail 17 is provided at the bottom of the card cover 16. A slider is slidably connected to the bottom of the electromagnetic rail 17, and a detection camera 18 is connected to the bottom of the slider. By using the electromagnetic rail 17 at the bottom of the card cover 16 to drive the detection camera 18 to move, real-time video detection of the exterior of the car can be performed.

[0036] The detection component 2 includes two vertical frames 19, a horizontal plate is arranged on the top of the frame 19, and a hydraulic cylinder 20 is arranged at the bottom of the horizontal plate. The output end of the hydraulic cylinder 2 is connected to the pressure block 21. Through such a design, the hydraulic cylinder 20 can be used to drive the pressure block 21 to squeeze the top of the car to achieve a pressure detection effect.

[0037] A buckle plate 22 is symmetrically arranged on the inner wall of the frame plate 19, and a servo motor 23 is connected to the bottom of the buckle plate 22, and the output end of the servo motor 23 is connected to a frame column 24, and a steering gear 25 is also connected to the outer wall of the frame column 24, and a mechanical arm rod 26 is connected to the output end of the steering gear 25, and an opening is also arranged at the outer end of the mechanical arm rod 26, and a servo motor 3 27 is also arranged at the opening, and the output end of the servo motor 3 27 is connected to a detection structure, and the angle of the frame column 24 can be adjusted by using the servo motor 23, and the angle of the mechanical arm rod 26 can be adjusted by using the steering gear 25, and at the same time, the servo motor 3 27 drives the detection structure to adjust the angle.

[0038] In the second embodiment, the detection structure includes a guard rod 28, a function box 29 is arranged on the inner side of the guard rod 28, a pressure block is arranged on the inner side of the function box 29, and the inner side of the pressure block is connected to a guide rod, and the inner side of the guide rod is connected to a servo motor 4 30, the output end of the servo motor 4 30 is connected to a pad, and a detection sensor 31 is arranged on the pad. The detection sensor may include multiple types, including a paint brightness detection sensor and the like, and the angle of the detection sensor 31 can be adjusted by using the servo motor 4 30.

[0039] The buffer structure includes a bottom guard frame 32 and an ingot 33. The ingot 33 is arranged on the top of the bottom guard frame 32, and a plurality of spring rods 34 are arranged between the bottom guard frame 32 and the ingot 33. A movable plate 35 is also arranged on the top of the ingot 33, and a plurality of elastic structures are also arranged at the bottom of the movable plate 35. The spring rods 34 between the bottom guard frame 32 and the ingot 33 are used for initial buffering, and the elastic structure can also be used for buffering.

[0040] The elastic structure includes a hemispherical protective shell 36, a convex ball 37 is arranged at the bottom of the protective shell 36, and a plurality of compression springs 38 are arranged between the protective shell 36 and the convex ball 37. The compression springs 38 between the protective shell 36 and the convex ball 37 are used for shock absorption and buffering.

[0041] In the third embodiment, the car can be driven into the interior of the detection component 1, and the liquid can be sprayed on the exterior of the car by using the water storage tank 12, and then the servo motor 1 can be started to drive the connecting rod 10, and the detection camera 11 can be prompted to adjust the angle, and then the image is transmitted to the image display 2 by using the detection camera 11, so as to detect the exterior of the car in real time;

[0042] The outer hydraulic cylinder 14 of the vertical plate 1 can drive the pressure block 15 to perform compression test on the new energy car, stamp the outside of the car, and cooperate with the detection camera 11 to detect whether there is deformation. The electromagnetic rail 17 on the card cover 16 on the top of the vertical plate 1 drives the detection camera 2 18 to detect the top of the car;

[0043] The detection component two can drive the pressure block two 21 to squeeze the top of the car by using the hydraulic cylinder two 20, and the servo motor two 23 on the frame plate 19 drives the frame column 24 to adjust the direction, and the steering gear 25 on the inner side of the frame column 24 adjusts the position of the mechanical arm rod 26, and the servo motor three 27 can drive the detection structure to adjust the angle, and the servo motor four 30 on the detection structure can also drive the detection sensor 31 to rotate and adjust the angle, so that the whole can detect the car at multiple positions.

[0044] When the car is running on the support plate 2 6 , the buffer structure at the bottom thereof can be used for elastic buffering, specifically by deforming a plurality of compression springs 38 between the protective shell 36 and the convex ball 37 to achieve a shock absorbing effect.

[0045] The present invention comprises: 1. a vertical plate; 2. an image display; 3. a pad; 4. a support plate; 5. a column strip plate; 6. a support plate; 7. a guide rail; 8. a slide rail groove; 9. a seat box; 10. a connecting rod; 11. a detection camera; 12. a water storage tank body; 13. a nozzle; 14. a hydraulic cylinder; 15. a pressure block; 16. a card cover; 17. an electromagnetic rail; 18. a detection camera; 19. a frame plate; 20. a hydraulic cylinder; 21. a pressure block; 22. a buckle plate; 23. a servo motor; 24, frame column; 25, steering gear; 26, mechanical arm rod; 27, servo motor three; 28, guard rod; 29; function box; 30, servo motor four; 31, detection sensor; 32, bottom guard frame; 33, ingot; 34, spring rod; 35, movable plate; 36, guard shell; 37, convex ball; 38, compression spring, all parts are universal standard parts or parts known to those skilled in the art, and their structures and principles are all known to those skilled in the art through technical manuals or through conventional experimental methods. It is learned that the problem solved by the present invention is that new energy vehicles need to undergo multiple special inspections after production. Traditional inspection devices have relatively single inspection functions, which overall affects the efficiency of vehicle inspection. The present invention combines the above-mentioned components with each other. The vehicle of the present invention can travel to the interior of the inspection component 1, and the liquid can be sprayed on the outside of the vehicle by using a water storage tank. Then, the servo motor 1 can be started to drive the connecting rod, and the inspection camera 1 can be prompted to adjust the angle. Then, the image is transmitted to the image display by using the inspection camera 1 to inspect the exterior of the vehicle in real time. The inspection component 2 of the present invention can drive the pressure block 2 to squeeze the top of the vehicle by using the hydraulic cylinder 2, and the servo motor 2 on the frame plate drives the frame column to adjust the direction, and the steering gear on the inner side of the frame column adjusts the position of the mechanical arm rod, and the servo motor 3 can drive the inspection structure to adjust the angle, and the servo motor 4 on the inspection structure can also drive the inspection sensor to rotate and adjust the angle. The vehicle can be inspected at multiple positions as a whole.

[0046] The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present invention is defined by the attached claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0047] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A new energy vehicle detection device that is easy to adjust, comprising a detection component 1 and a detection component 2, wherein the detection component 1 is arranged on the left side of the detection component 2, the detection component 1 comprises two vertical upright plates (1), an image display (2) is arranged on the outer side of the upright plates (1), and a support structure is arranged between the two upright plates (1), and inclined pads (3) are arranged at the front and rear of the support structure, the support structure comprises a support plate 1 (4), column strips (5) are symmetrically arranged on both sides of the bottom of the support plate 1 (4), the support plate 1 (4) is in the form of a rectangular parallelepiped and buffer structures are arranged at the corners of the top, a support plate 2 (6) is also arranged on the top of the buffer structure, and guide rails (7) are symmetrically arranged on the top of the support plate 2 (6); A strip-shaped slide rail groove (8) is provided in the middle of the vertical plate (1), a seat box (9) is slidably connected inside the slide rail groove (8), a servo motor (1) is provided inside the seat box (9), and the output end of the servo motor (1) is connected to a downwardly inclined connecting rod (10), and the outer end of the connecting rod (10) is connected to a detection camera (11), and a long strip-shaped liquid guide tube is also provided on the top of the vertical plate (1), and a water storage tank body (12) is provided on the outside of the vertical plate (1), and a liquid pump is provided inside the water storage tank body (12), and a plurality of nozzles (13) are equidistantly provided on the liquid guide tube, and a plurality of hydraulic cylinders (14) are also provided on the outside of the vertical plate (1), and the output end of the hydraulic cylinder (14) is connected to a cylindrical pressure block (15); A plurality of arc-shaped card covers (16) are also provided on the top of the two vertical plates (1), an electromagnetic rail (17) is provided at the bottom of the card cover (16), a slider is slidably connected to the bottom of the electromagnetic rail (17), and a second detection camera (18) is connected to the bottom end of the slider; The second detection component comprises two vertical frames (19), a horizontal plate is arranged on the top of the frame (19), and a second hydraulic cylinder (20) is arranged at the bottom of the horizontal plate, and the output end of the second hydraulic cylinder is connected to a second pressure block (21); A gusset plate (22) is symmetrically arranged on the inner wall of the frame plate (19); a servo motor 2 (23) is connected to the bottom of the gusset plate (22); an output end of the servo motor 2 (23) is connected to a frame column (24); a steering gear (25) is also connected to the outer wall of the frame column (24); a mechanical arm rod (26) is connected to the output end of the steering gear (25); an opening is also arranged at the outer end of the mechanical arm rod (26); a servo motor 3 (27) is also arranged at the opening; and a detection structure is connected to the output end of the servo motor 3 (27); The buffer structure comprises a bottom protection frame (32) and a casting (33); the casting (33) is arranged on the top of the bottom protection frame (32); a plurality of spring rods (34) are arranged between the bottom protection frame (32) and the casting (33); a movable plate (35) is also arranged on the top of the casting (33); and a plurality of elastic structures are also arranged at the bottom of the movable plate (35).

2. The easily adjustable new energy vehicle detection device according to claim 1 is characterized in that: The detection structure comprises a guard rod (28), a function box (29) is arranged on the inner side of the guard rod (28), a pressure block is arranged on the inner side of the function box (29), and the inner side of the pressure block is connected to a guide rod, and the inner side of the guide rod is connected to a servo motor four (30), the output end of the servo motor four (30) is connected to a pad, and a detection sensor (31) is arranged on the pad.

3. The easily adjustable new energy vehicle detection device according to claim 1 is characterized in that: The elastic structure comprises a hemispherical protective shell (36), a convex ball (37) is arranged at the bottom of the protective shell (36), and a plurality of compression springs (38) are arranged between the protective shell (36) and the convex ball (37).

4. The detection method of the easily adjustable new energy vehicle detection device according to claim 1 is characterized in that: The specific detection method comprises the following steps: S1, a car can be driven into the interior of the detection component 1, and liquid can be sprayed on the exterior of the car by using a water storage tank (12), and then a servo motor 1 can be started to drive a connecting rod (10), and a detection camera 1 (11) can be prompted to adjust an angle, and then an image is transmitted to an image display (2) by using the detection camera 1 (11), so as to detect the exterior of the car in real time; S2, the outer hydraulic cylinder 1 (14) of the vertical plate (1) can drive the pressure block 1 (15) to perform a pressure test on the new energy vehicle, stamp the exterior of the vehicle, and cooperate with the detection camera 1 (11) to detect whether there is any deformation. The electromagnetic rail (17) on the card cover (16) at the top of the vertical plate (1) drives the detection camera 2 (18) to detect the top of the vehicle; S3, detection component 2, can drive pressure block 2 (21) to squeeze the top of the car by using hydraulic cylinder 2 (20), and servo motor 2 (23) on the frame plate (19) drives frame column (24) to adjust the direction, and the steering gear (25) inside the frame column (24) adjusts the position of the mechanical arm (26), and servo motor 3 (27) can drive the detection structure to adjust the angle, and servo motor 4 (29; function box; 30) on the detection structure can also drive the detection sensor (31) to rotate and adjust the angle, so that the whole can detect the car at multiple positions; S4, when the car drives onto the second support plate (6), the buffer structure at the bottom thereof can be used for elastic buffering, specifically by deforming a plurality of compression springs (38) between the protective shell (36) and the convex ball (37) to achieve a shock absorbing effect.

Citation Information

Patent Citations

  • New energy automobile detection device convenient to adjust

    CN216012742U