CN112747938A

CN112747938A - Four-wheel drive car side-slip detection device

Info

Publication number: CN112747938A
Application number: CN202110037337.XA
Authority: CN
Inventors: 曾广歆; 谢文博; 于鹏飞
Original assignee: Shenzhen Lianda Automobile Service Co ltd
Current assignee: Shenzhen Lianda Automobile Service Co ltd
Priority date: 2021-01-12
Filing date: 2021-01-12
Publication date: 2021-05-04

Abstract

The invention discloses a four-wheel drive vehicle sideslip inspection device which comprises a base, wherein an installation seat is fixedly connected to the base, a test platform is arranged on the installation seat in a sliding mode, an installation groove is formed in the installation seat, a motor is arranged on the inner side of the installation groove, a driving disc is arranged on a rotating shaft of the motor, and a pull rod is connected to the driving disc in a rotating mode. When the device is used, the automobile is driven to the surface of the test platform, and the motor drives the test platform to move left and right to inspect the sideslip amount of the automobile on the surface of the test platform; the sideslip experiment of the concrete pavement and the asphalt pavement can be simulated by stopping the vehicle on the first test surface and the second test surface.

Description

Four-wheel drive car side-slip detection device

Technical Field

The invention relates to the technical field of automobiles, in particular to a four-wheel drive sideslip inspection device.

Background

In order to ensure that the steering wheel of the automobile does not have the linear rolling of the transverse slip, the camber angle of the wheel and the toe-in of the wheel are required to be properly matched, and when the toe-in value of the wheel is not matched with the camber angle of the wheel, the wheel does not roll purely in the linear driving process, so that the lateral slip phenomenon is generated. When such a slip phenomenon is too severe, the adhesion condition of the wheel is damaged, the wheel loses its directional driving ability, causing traffic accidents and causing abnormal wear of the tire.

The size and the direction of the lateral slip amount can be detected by an automobile sideslip detection device, the sideslip amount of an automobile is detected, whether two parameters of a front wheel toe-in and a camber angle of the automobile are matched properly or not can be judged, the running safety performance of the automobile is ensured, and therefore the four-wheel drive sideslip detection device is required to detect the sideslip amount of the automobile.

Disclosure of Invention

The invention aims to provide a four-wheel drive vehicle sideslip detection device to solve the problem that the automobile sideslip amount is inconvenient to detect.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a four-wheel drive car verifying attachment that sideslips, includes the base, fixedly connected with mount pad on the base, it is provided with test platform to slide on the mount pad, be provided with the mounting groove on the mount pad, the motor is installed to the inboard of mounting groove, install the driving-disc in the axis of rotation of motor, it is connected with the pull rod to rotate on the driving-disc.

Preferably, the last connecting block that is provided with of test platform, the last swivelling joint of connecting block has the pull rod, and the driving-disc drives the pull rod and rotates, removes through pull rod drive connecting block drive test platform and carries out the experiment that sideslips.

Preferably, a spring is arranged between the mounting seat and the test platform, the two ends of the spring are respectively and fixedly connected with the test platform and the mounting seat, and the spring can buffer the test platform when the test platform moves left and right along the mounting seat.

Preferably, a second universal ball is installed on the upper end face of the installation seat, the surface of the second universal ball is connected with a test platform, and the second universal ball supports the test platform and reduces friction force between the test platform and the installation seat.

Preferably, the lower terminal surface of mount pad installs the universal ball of third, the universal ball surface connection of third has test platform, and it is spacing to test platform through the universal ball butt test platform of third, reduces the frictional force between test platform and the mount pad simultaneously.

Preferably, the base is provided with a first universal ball, the surface of the first universal ball is connected with a test platform, and friction between the test platform and the base is reduced by supporting the first universal ball.

Preferably, be provided with first test face and second test face on the test platform, first test face sets up with the second test face in turn, and the surface of first test face and second test face all is provided with the chi mark, observes the distance that sideslips through the chi mark, and first test face makes test platform can test two kinds of road surfaces experiment that sideslip, first test face and second test face in turn rationally distributed.

Preferably, the first test surface is made of a concrete material, and the first test surface simulates sideslip of a concrete pavement.

Preferably, the second test surface is made of asphalt materials, and the second test surface 33 simulates the sideslip of an asphalt pavement.

Compared with the prior art, the invention has the beneficial effects that: when the device is used, the automobile is driven to the surface of the test platform, and the motor drives the test platform to move left and right to inspect the sideslip amount of the automobile on the surface of the test platform; the sideslip experiment of the concrete pavement and the asphalt pavement can be simulated by stopping the vehicle on the first test surface and the second test surface.

Drawings

FIG. 1 is a top view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the overall structure of the present invention;

fig. 3 is a schematic view of the mounting base of the present invention.

In the figure: the test device comprises a base 1, a first universal ball 11, a mounting seat 2, a mounting groove 21, a second universal ball 22, a third universal ball 23, a motor 24, a driving disc 25, a pull rod 26, a spring 27, a test platform 3, a connecting block 31, a first test surface 32 and a second test surface 33.

Detailed Description

Referring to fig. 1 and 2, a four-wheel drive vehicle sideslip inspection device includes a base 1, a mounting seat 2 fixedly connected to the base 1, a testing platform 3 slidably disposed on the mounting seat 2, a mounting groove 21 disposed on the mounting seat 2, a motor 24 mounted on an inner side of the mounting groove 21, a driving disk 25 mounted on a rotation shaft of the motor 24, and a pull rod 26 rotatably connected to the driving disk 25.

Referring to fig. 1, a connecting block 31 is disposed on the testing platform 3, a pull rod 26 is rotatably connected to the connecting block 31, the driving disc 25 drives the pull rod 26 to rotate, and the connecting block 31 is driven by the pull rod 26 to drive the testing platform 3 to move left and right for a sideslip experiment.

Referring to fig. 2, a spring 27 is disposed between the mounting base 2 and the testing platform 3, two ends of the spring 27 are respectively and fixedly connected to the testing platform 3 and the mounting base 2, and the spring 27 provides a buffer when the testing platform 3 moves left and right along the mounting base 2.

Referring to fig. 2 and 3, a second universal ball 22 is mounted on the upper end surface of the mounting base 2, the surface of the second universal ball 22 is connected with the testing platform 3, and the testing platform 3 is supported by the second universal ball 22, so that the friction force between the testing platform 3 and the mounting base 2 is reduced.

Referring to fig. 2, a third universal ball 23 is installed on the lower end surface of the installation base 2, the surface of the third universal ball 23 is connected with the test platform 3, the test platform 3 is limited by the third universal ball 23 abutting against the test platform 3, and meanwhile, the friction force between the test platform 3 and the installation base 2 is reduced.

Referring to fig. 2, a first universal ball 11 is installed on the base 1, the surface of the first universal ball 11 is connected with the testing platform 3, and the first universal ball 11 provides support for reducing friction between the testing platform 3 and the base 1.

Referring to fig. 1 and 2, the testing platform 3 is provided with a first testing surface 32 and a second testing surface 33, the first testing surface 32 and the second testing surface 33 are alternately arranged, and the first testing surface 32 and the second testing surface 33 are alternately and reasonably arranged, so that the testing platform 3 can test two road surface sideslip experiments, namely the first testing surface 32 and the second testing surface 33.

Referring to fig. 1, the first test surface 32 is made of concrete, and the first test surface 32 simulates the lateral sliding of a concrete pavement.

Referring to fig. 1, the second testing surface 33 is made of asphalt, and the second testing surface 33 simulates the sideslip of the asphalt pavement.

The invention is implemented as follows: when the device is used, an automobile is driven to the surface of the test platform 3, the motor 24 drives the drive disc 25 to rotate, then the drive disc 25 drives the connecting block 31 through the pull rod 26 to drive the test platform 3 to move left and right along the first universal ball 11, the second universal ball 22 and the third universal ball 23, and the vehicle sideslip amount on the surface of the test platform 3 can be tested; because the surface of the test platform 3 is respectively provided with the first test surface 32 and the second test surface 33, the first test surface 32 is made of concrete materials, the second test surface 33 is made of asphalt materials, and the sideslip experiment of the concrete pavement and the asphalt pavement can be simulated by stopping the vehicle on the first test surface 32 and the second test surface 33.

Claims

1. The utility model provides a four-wheel drive car verifying attachment that sideslips, includes base (1), its characterized in that: fixedly connected with mount pad (2) on base (1), it is provided with test platform (3) to slide on mount pad (2), be provided with mounting groove (21) on mount pad (2), motor (24) are installed to the inboard of mounting groove (21), install driving-disc (25) in the axis of rotation of motor (24), it is connected with pull rod (26) to rotate on driving-disc (25).

2. The four-wheel drive vehicle side-slip testing device according to claim 1, wherein: the test platform (3) is provided with a connecting block (31), and the connecting block (31) is rotatably connected with a pull rod (26).

3. The four-wheel drive vehicle side-slip testing device according to claim 1, wherein: be provided with spring (27) between mount pad (2) and test platform (3), the both ends of spring (27) are fixedly connected with test platform (3) and mount pad (2) respectively.

4. The four-wheel drive vehicle side-slip testing device according to claim 1, wherein: the universal ball of second (22) is installed to the up end of mount pad (2), universal ball of second (22) surface connection has test platform (3).

5. The four-wheel drive vehicle side-slip testing device according to claim 1, wherein: the lower terminal surface of mount pad (2) installs third universal ball (23), third universal ball (23) surface connection has test platform (3).

6. The four-wheel drive vehicle side-slip testing device according to claim 1, wherein: install first universal ball (11) on base (1), first universal ball (11) surface connection has test platform (3).

7. The four-wheel drive vehicle side-slip testing device according to claim 1, wherein: the testing platform (3) is provided with a first testing surface (32) and a second testing surface (33), and the first testing surface (32) and the second testing surface (33) are alternately arranged.

8. The four-wheel drive vehicle side-slip testing device according to claim 7, wherein: the first testing surface (32) is made of concrete.

9. The four-wheel drive vehicle side-slip testing device according to claim 7, wherein: the second testing surface (33) is made of asphalt materials.