Vehicle trafficability detection device

Abstract

The utility model relates to a vehicle trafficability detection device, which aims to solve the technical problem that the surface of a current third detection plate is a plane, so that the vehicle trafficability detection under different road conditions cannot be simulated, and the detection technical parameters of the vehicle trafficability are further influenced. Electric hydraulic cylinders are arranged on the two sides of the top of the supporting table correspondingly, a supporting plate is installed between the driving ends of the two electric hydraulic cylinders, an inclined plate is rotationally connected to one side of the supporting plate through a rotating shaft, and a bottom plate is rotationally connected to the end, away from the supporting plate, of the inclined plate through a rotating shaft; the vehicle trafficability detection device has the advantages that vehicle trafficability detection under different road conditions can be simulated, the vehicle trafficability can be detected at different inclination angles, detection technical parameters of the vehicle trafficability are further increased, the inclination angle of the inclined plate can be accurately adjusted, and the detection accuracy is improved. And the detection precision of the vehicle trafficability is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of vehicle performance detection, concretely to a vehicle passability detection device. BACKGROUND

[0002] With the rapid development of the automobile industry, customers have higher and higher requirements for the performance of automobiles. The approach angle, departure angle and longitudinal passing angle of an automobile are crucial to the experience of customers in daily driving. An automobile with good passability can pass various bad roads and roadless areas (such as soft ground and uneven ground) and various obstacles (such as steep slopes, side breaks, trenches, steps, shrubs and water barriers) at a high average speed, while an automobile with poor passability cannot pass bad roads, roadless areas and various obstacles.

[0003] According to the disclosed patent CN210128828U, a vehicle passability testing device is disclosed, which relates to the field of automobile performance testing. The vehicle passability testing device comprises a first lifting structure and a second lifting structure, a first detection plate capable of moving horizontally, a second detection plate connected to the first lifting structure, and a third detection plate connected between the first detection plate and the second detection plate, and the third detection plate is connected to the second lifting structure. The first detection plate, the second detection plate and the third detection plate are combined to form a test bearing platform for the vehicle to be tested during the vehicle passability test. In the process of implementing the utility model, the inventors found that the existing technology has at least the following problems that have not been solved. Through the joint adjustment of the first lifting structure and the second lifting structure, the slope of the test bearing platform is adjusted in real time, the slope is in contact with the vehicle body, and the specific angle value is directly measured, which makes up for the problem of being unable to measure the specific value. The test device has a simple structure and good measurement consistency, and can effectively reduce the influence of human factors on the measurement results. During use, the surface of the traditional third detection plate is flat, so it cannot simulate vehicle passability detection under different road conditions, which affects the detection technical parameters of vehicle passability. Therefore, a new technical solution is needed to solve this problem. UTILITY MODEL CONTENT

[0004] The utility model aims to overcome the shortcomings of the prior art, meet the needs of reality, and provide a vehicle passability detection device to solve the technical problem that the surface of the third detection plate is flat, so it cannot simulate vehicle passability detection under different road conditions, which affects the detection technical parameters of vehicle passability.

[0005] In order to realize the purpose of the utility model, the technical scheme that the utility model adopts is: a vehicle passability detection device is designed, including a support table, the top of the support table is provided with an electric hydraulic cylinder on both sides, a support plate is installed between the driving end of the two electric hydraulic cylinders, a tilt plate is rotatably connected to one side of the support plate through a rotating shaft, a bottom plate is rotatably connected to the end of the tilt plate away from the support plate through a rotating shaft, a cylinder is installed at the end of the support table close to the tilt plate, a connecting seat is rotatably connected to the driving end of the cylinder, a U-shaped connecting frame is connected to the connecting seat, a sliding groove is formed on both sides of the bottom end of the tilt plate, a sliding block is slidably connected in the two sliding grooves, and the two sliding blocks are connected to the U-shaped connecting frame; a rectangular hole is formed in the middle of the tilt plate, a rectangular frame is installed on the inner wall of the rectangular hole, a terrain simulation plate is arranged in the rectangular hole, and the terrain simulation plate is lapped on the rectangular frame, and a right-angle measuring scale is arranged on one side of the tilt plate.

[0006] Preferably, a through hole is formed at each of the four corners of the surface of the rectangular frame, a threaded rod is installed at each of the four corners of one end of the terrain simulation plate, and a nut is threadedly sleeved on the outer side of each of the four threaded rods.

[0007] Preferably, a guide wheel is installed at each of the four corners of the bottom of the bottom plate, and the four guide wheels are of the same size.

[0008] Preferably, U-shaped guide rails are arranged on both sides of the bottom plate, and the guide wheels are slidably connected to the inner sides of the U-shaped guide rails.

[0009] Preferably, a support rod is connected between each of the two U-shaped guide rails and the support table, and the two support rods are on the same horizontal line.

[0010] Preferably, a slope plate is obliquely connected to the end of the bottom plate away from the tilt plate, and the lowest end of the slope plate is in contact with the support surface.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1. The terrain simulation plate, the rectangular hole, the rectangular frame, the tilt plate, the support plate, the bottom plate, the support table, the electric hydraulic cylinder, the cylinder, the sliding groove, the connecting seat, the sliding block and the U-shaped connecting frame are combined, the terrain simulation plate is connected in the rectangular hole, the terrain simulation plate is convenient to replace, the terrain of the vehicle on the tilt plate is convenient to switch, the passability of the vehicle under different road conditions can be simulated, the inclination angle of the tilt plate is adjusted, the passability of the vehicle under different inclination angles can be detected, the technical parameters of the detection of the passability of the vehicle are further increased, the inclination angle of the tilt plate can be accurately adjusted, and the detection precision of the passability of the vehicle is further improved.

[0013] 2. The utility model discloses through the combination of threaded rod, perforation and nut structure, through threaded rod passes through the perforation, then twists the nut and the bottom contact of rectangular frame to fix the topographic simulation board stably in the rectangular through -hole, and then improve the stability when topographic simulation board uses. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is whole structure schematic diagram of the utility model;

[0015] Figure 2 It is bottom structure schematic diagram of the utility model's inclined board and U type connecting frame connection;

[0016] Figure 3 It is the schematic diagram of the utility model's inclined board and rectangular frame connection structure.

[0017] In the drawing: 1, support platform;11, electric hydraulic cylinder;12, support plate;2, bottom plate;21, guide wheel;22, slope plate;3, inclined board;31, topographic simulation board;32, rectangular through -hole;4, air cylinder;41, connecting seat;42, sliding slot;43, sliding block;44, U type connecting frame;5, right angle measuring scale;6, U type guide rail;61, support rod;7, rectangular frame;71, nut;72, threaded rod;73, perforation. DETAILED DESCRIPTION

[0018] The utility model is further explained in connection with the drawings and examples:

[0019] Example 1: a kind of vehicle passability detection device, refer to Figures 1 to 3The utility model provides a kind of terrain simulation device, including support platform 1, the top of support platform 1 is provided with electric hydraulic cylinder 11 in both sides, the driving end between two electric hydraulic cylinders 11 is installed with support plate 12, one side of support plate 12 is rotatably connected with inclined plate 3 by pivot, the end of inclined plate 3 away from support plate 12 is rotatably connected with bottom plate 2 by pivot, the end of support platform 1 close to inclined plate 3 is installed with cylinder 4, the driving end of cylinder 4 is rotatably connected with connecting seat 41, connecting seat 41 is connected with U-shaped connecting frame 44, the bottom end of inclined plate 3 is provided with sliding slot 42 in both sides, two sliding slots 42 are slidably connected with sliding block 43, and two sliding blocks 43 are connected with U-shaped connecting frame 44;The middle part of inclined plate 3 is provided with rectangular through-hole 32, and the inner wall of rectangular through-hole 32 is installed with rectangular frame 7, and terrain simulation plate 31 is arranged in rectangular through-hole 32, and terrain simulation plate 31 is overlapped on rectangular frame 7, and the side of inclined plate 3 is provided with right angle measuring scale 5, when working, by terrain simulation plate 31 is connected in rectangular through-hole 32, to facilitate the replacement of terrain simulation plate 31, to facilitate the switching of the terrain of vehicle on inclined plate 3, to simulate the vehicle passability detection under different road conditions, then by starting electric hydraulic cylinder 11 can adjust the height of support plate 12, then start cylinder 4 can adjust the distance between bottom plate 2 and support platform 1, to adjust the inclination angle of inclined plate 3, to detect the passability of vehicle on different inclination angles, further increase the detection technical parameter of vehicle passability, and by right angle measuring scale 5 can measure the height of inclined plate 3 and the distance between the lowest end of inclined plate 3 and the vertical side of right angle measuring scale 5, to calculate the accurate inclination angle of inclined plate 3 by the ratio of the former value and the latter value, to further improve the detection accuracy of vehicle passability.

[0020] Specifically, referring to Figure 2 and Figure 3 , the surface of rectangular frame 7 is provided with perforation 73 at four corners, and one end of terrain simulation plate 31 is provided with threaded rod 72 at four corners, and the outer side of four threaded rods 72 is threadedly provided with nut 71, threaded rod 72 passes through perforation 73, then nut 71 is screwed to contact the bottom of rectangular frame 7, to stably fix terrain simulation plate 31 in rectangular through-hole 32, to improve the stability of terrain simulation plate 31 when in use.

[0021] Further, referring to Figure 1 , the bottom of bottom plate 2 is provided with guide wheel 21 at four corners, and four guide wheels 21 are of the same size, and the bottom of bottom plate 2 is provided with U-shaped guide rail 6 on both sides, and guide wheel 21 is slidably connected to the inner side of U-shaped guide rail 6, to reduce the contact friction between bottom plate 2 and support surface by guide wheel 21, to facilitate the angle adjustment of inclined plate 3, and U-shaped guide rail 6 guides the movement of guide wheel 21, to ensure the linear movement of bottom plate 2.

[0022] It is worth noting that, see Figure 1 Two U-shaped guide rails 6 are connected with the support table 1 through a support rod 61, and the two support rods 61 are on the same horizontal line, so as to improve the stability of the U-shaped guide rail 6 installed on the ground.

[0023] It is worth noting that, see Figure 1 The end of the bottom plate 2 away from the inclined plate 3 is inclinedly connected with a slope plate 22, and the lowest end of the slope plate 22 is in contact with the support surface, so as to facilitate the vehicle to drive from the ground to the bottom plate 2.

[0024] In addition, the components designed in the utility model are all general standard components or components known by the person skilled in the art, the structure and principle of which can be known by the person skilled in the art through a technical manual or through a conventional experimental method, and the person skilled in the art can completely realize it without further description, and the content protected by the utility model does not involve improvement of the internal structure and method.

[0025] The utility model discloses an embodiment discloses a preferable embodiment, but is not limited to this, and the person skilled in the art, easily understands the spirit of the utility model according to the above -mentioned embodiment, and makes different inferences and changes, but as long as not departing from the spirit of the utility model, all are within the protection scope of the utility model.

Claims

1. A vehicle passability detection device comprising a support table (1), characterized in that, The top of the support table (1) is provided with an electric hydraulic cylinder (11) on both sides, a support plate (12) is installed between the driving ends of the two electric hydraulic cylinders (11), one side of the support plate (12) is rotatably connected with an inclined plate (3) through a rotating shaft, one end of the inclined plate (3) away from the support plate (12) is rotatably connected with a bottom plate (2) through a rotating shaft, one end of the support table (1) close to the inclined plate (3) is provided with a cylinder (4), the driving end of the cylinder (4) is rotatably connected with a connecting seat (41), the connecting seat (41) is connected with a U-shaped connecting frame (44), both sides of the bottom end of the inclined plate (3) are provided with a sliding groove (42), both the sliding grooves (42) are slidably connected with a sliding block (43), and the two sliding blocks (43) are connected with the U-shaped connecting frame (44); The middle part of the inclined plate (3) is provided with a rectangular through hole (32), the inner wall of the rectangular through hole (32) is provided with a rectangular frame (7), the rectangular through hole (32) is provided with a terrain simulation plate (31), and the terrain simulation plate (31) is lapped on the rectangular frame (7), and the inclined plate (3) is provided with a right angle measuring ruler (5) on one side.

2. The vehicle passability detection device according to claim 1, characterized by The surface of the rectangular frame (7) is provided with a perforated hole (73) at four corners, one end of the terrain simulation plate (31) is provided with a threaded rod (72) at four corners, and the outer sides of the four threaded rods (72) are provided with a nut (71).

3. The vehicle passability detection device according to claim 1, wherein The bottom plate (2) is provided with a guide wheel (21) at four corners, and the four guide wheels (21) are the same size.

4. The vehicle passability detection device according to claim 3, wherein The bottom plate (2) is provided with a U-shaped guide rail (6) on both sides, and the guide wheel (21) is slidably connected to the inner side of the U-shaped guide rail (6).

5. A vehicle passability detection device according to claim 4, wherein The two U-shaped guide rails (6) are connected with the support table (1) through a supporting rod (61), and the two supporting rods (61) are on the same horizontal line.

6. The vehicle passability detection device according to claim 1, wherein The bottom plate (2) is provided with a slope plate (22) at one end away from the inclined plate (3), and the lowest end of the slope plate (22) is in contact with the supporting surface.

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