New energy electric drive assembly test bench for simulating bumpy road surface

Abstract

The utility model belongs to the technical field of new energy electric drive test, particularly relates to a new energy electric drive assembly test bench for simulating a bumpy road surface, and provides the following scheme aiming at the problems that the flatness of the road surface is inconvenient to adjust, the test effect is poor and the use requirement cannot be met in the conventional test assembly: the new energy electric drive assembly test bench comprises a test bench, a computer display is arranged on the side face of the test board, a new energy electric vehicle is placed at the top of the test board, an opening is formed in the bottom of the test board, a plurality of jolting pieces are arranged in the opening and connected with the test board in a matched mode, two vertical plates are symmetrically installed at the top of the test board, and two transverse rods are fixedly installed between the two vertical plates. And the same testing mechanism is mounted on the two transverse rods in a sliding manner. The device is simple in structure, and the bumping degree of the new energy electric vehicle walking on the top of the test board is changed by adjusting the heights of the multiple rod pieces extending out of the test board.

Description

Technical Field

[0001] The utility model relates to the technical field of new energy electric drive testing, in particular to a new energy electric drive assembly test bench for simulating bumpy roads. Background Art

[0002] In order to detect the quality of the electric vehicle frame, it is necessary to carry out an electric vehicle load test on the electric vehicle frame on a simulated bumpy road surface. For this purpose, heavy blocks need to be placed on the electric vehicle frame. In the prior art, the heavy blocks need to be placed manually, which is inconvenient to carry, and the storage of the heavy blocks is not standardized. Improvements are proposed. After searching, the patent document with publication (announcement) number: CN213714726U discloses a load-bearing test system for electric vehicles simulating bumpy roads. A weight rack is arranged between two vibration devices on the test table. The weight rack includes a base, a vertical pole, a lifting ring, a lifting cylinder, an outer edge block, an insertion rod and a storage rack. The base is installed on the test table, the vertical pole is vertically fixed on the base, the lifting ring is rotatably sleeved on the vertical pole, the lifting cylinder drives the lifting ring to move vertically along the vertical pole, the outer edge block is connected and arranged on one side of the lifting ring, the insertion rod is vertically slidably inserted on the outer edge block, the storage rack is arranged below the outer edge block, and a plurality of arc-shaped storage plates are arranged on the storage rack; the weight block is disc-shaped, and a vertically through-hole and a horizontally through-hole arc-shaped storage hole are arranged on the weight block; the insertion rod is correspondingly plugged into the plug hole, and the arc-shaped storage plate is correspondingly plugged into the arc-shaped storage hole, thereby fixing and storing the weight block. The utility model can replace manual labor in placing and taking heavy objects on the vehicle frame, is easy to use, and can store heavy objects in a standardized manner.

[0003] The existing test assembly is not convenient for adjusting the flatness of the road surface, the test effect is poor, and cannot meet the use requirements. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the existing test assembly that it is inconvenient to adjust the flatness of the road surface, the test effect is poor, and it cannot meet the use requirements, and to propose a new energy electric drive assembly test bench that simulates bumpy roads.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A new energy electric drive assembly test bench for simulating bumpy roads includes a test bench, a computer monitor is arranged on the side of the test bench, a new energy electric car is placed on the top of the test bench, an opening is arranged at the bottom of the test bench, a plurality of bump parts are arranged in the opening, and the plurality of bump parts are all connected with the test bench, two vertical plates are symmetrically installed on the top of the test bench, two transverse rods are fixedly installed between the two vertical plates, the same test mechanism is slidably installed on the two transverse rods, the test mechanism is connected with the new energy electric car, and a bump tester is arranged in the new energy electric car.

[0007] Preferably, the testing mechanism includes two sliding sleeves, both of which are slidably installed on the outside of the transverse rod, and the same support plate is installed on the top of the two sliding sleeves. A test box is arranged on the top of the support plate, and a power supply and a wireless transmitter are arranged in the test box. The wireless transmitter is connected to a computer monitor; the bump tester can detect the bumpiness of the new energy electric vehicle and transmit the result to the computer monitor through the wireless transmitter.

[0008] Preferably, a spring steel wire rope is fixedly installed on the bottom of the support plate, and the bottom end of the spring steel wire rope is connected to the top of the new energy electric vehicle; the new energy electric vehicle pulls the support plate through the spring steel wire rope to drive the test box to follow and move.

[0009] Preferably, the bump member includes a strip plate, a plurality of rods are fixedly installed on the top of the strip plate, the tops of the plurality of rods are all arc-shaped, a plurality of vertical rods are fixedly installed on the inner wall of the top of the opening, the strip plate is slidably installed on the outside of the plurality of vertical rods, a plurality of connecting holes are provided at the top of the opening, the rods are slidably connected to the connecting holes, four sliding holes are provided on the strip plate, the vertical rods are slidably connected to the inner walls of the sliding holes; the provided vertical rods ensure the vertical movement of the strip plate.

[0010] Preferably, screw holes are provided on both sides of the strip plate, screw rods are threadedly connected in the two screw holes, handle plates are fixedly installed on the outsides of the two screw rods, and multiple strip holes are provided on both sides of the test bench, and the screw rods are movably connected to the strip holes; the height of the strip plate is adjusted, and then the height of the multiple rods protruding from the test bench is adjusted, thereby changing the degree of bumpiness of the new energy electric vehicle walking on the top of the test bench.

[0011] In the present invention, the beneficial effects of the new energy electric drive assembly test bench simulating bumpy roads are:

[0012] In this scheme, the new energy electric vehicle starts to walk on the top of the test bench. The multiple rods set up make the new energy electric vehicle bumpy. The bump tester set up can detect the bump degree of the new energy electric vehicle and transmit the result to the computer display through a wireless transmitter. The new energy electric vehicle pulls the support plate through the spring steel wire rope to drive the test box to move with it, so that the bump test of the new energy electric vehicle can be carried out;

[0013] In this solution, the handle plate is rotated away from the outside of the test bench to release the fixation of the strip plate, and the height of the strip plate can be adjusted, thereby adjusting the height of multiple rods protruding from the test bench, thereby changing the bumpiness of the new energy electric vehicle running on the top of the test bench;

[0014] The utility model has a simple structure and can change the bumpiness of the new energy electric vehicle running on the top of the test bench by adjusting the height of the multiple rods protruding out of the test bench. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1This is a schematic diagram of the structure of the new energy electric drive assembly test bench for simulating bumpy roads proposed by the utility model;

[0016] Figure 2 The utility model proposed Figure 1 A schematic cross-sectional structure diagram of ;

[0017] Figure 3 This is a schematic diagram of the structure of part A of the new energy electric drive assembly test bench for simulating bumpy roads proposed by the utility model;

[0018] Figure 4 This is a schematic diagram of the three-dimensional structure of the bumping member proposed in the utility model.

[0019] In the figure: 1. test bench; 2. computer monitor; 3. vertical plate; 4. horizontal rod; 5. sliding sleeve; 6. support plate; 7. test box; 8. spring steel wire rope; 9. new energy electric vehicle; 10. bump tester; 11. opening; 12. vertical rod; 13. strip plate; 14. rod; 15. connecting hole; 16. screw hole; 17. screw; 18. handle plate; 19. sliding hole; 20. strip hole; 21. wireless transmitter; 22. power supply. DETAILED DESCRIPTION

[0020] The technical solution of this embodiment will be clearly and completely described below in conjunction with the drawings in this embodiment. Obviously, the described embodiment is only a part of this embodiment, rather than all of the embodiments.

[0021] Embodiment 1

[0022] Reference Figure 1-Figure 4 A new energy electric drive assembly test bench for simulating bumpy roads includes a test bench 1, a computer monitor 2 is arranged on the side of the test bench 1, a new energy electric car 9 is placed on the top of the test bench 1, an opening 11 is arranged at the bottom of the test bench 1, a plurality of bump parts are arranged in the opening 11, and the plurality of bump parts are all connected with the test bench 1, two vertical plates 3 are symmetrically installed on the top of the test bench 1, two transverse rods 4 are fixedly installed between the two vertical plates 3, the same test mechanism is slidably installed on the two transverse rods 4, the test mechanism is connected to the new energy electric car 9, and a bump tester 10 is arranged in the new energy electric car 9.

[0023] In this embodiment, the testing mechanism includes two sliding sleeves 5, both of which are slidably installed on the outside of the transverse rod 4, and the same support plate 6 is installed on the top of the two sliding sleeves 5. A test box 7 is arranged on the top of the support plate 6. A power supply 22 and a wireless transmitter 21 are arranged in the test box 7, and the wireless transmitter 21 is connected to the computer monitor 2; the bump tester 10 set up can detect the bumpiness of the new energy electric vehicle 9 and transmit the result to the computer monitor 2 through the wireless transmitter 21.

[0024] In this embodiment, a spring steel wire rope 8 is fixedly installed at the bottom of the support plate 6, and the bottom end of the spring steel wire rope 8 is connected to the top of the new energy electric vehicle 9; the new energy electric vehicle 9 pulls the support plate 6 through the spring steel wire rope 8 to drive the test box 7 to follow and move.

[0025] In this embodiment, the bump member includes a strip plate 13, and a plurality of rods 14 are fixedly installed on the top of the strip plate 13. The tops of the plurality of rods 14 are all arc-shaped. A plurality of vertical rods 12 are fixedly installed on the top inner wall of the opening 11. The strip plate 13 is slidably installed on the outside of the plurality of vertical rods 12. A plurality of connecting holes 15 are provided at the top of the opening 11. The rods 14 are slidably connected to the connecting holes 15. Four sliding holes 19 are provided on the strip plate 13. The vertical rods 12 are slidably connected to the inner walls of the sliding holes 19. The vertical rods 12 are provided to ensure the vertical movement of the strip plate 13.

[0026] In this embodiment, screw holes 16 are provided on both sides of the strip plate 13, and screw rods 17 are threadedly connected in the two screw holes 16. Handle plates 18 are fixedly installed on the outer sides of the two screw rods 17. Multiple strip holes 20 are provided on both sides of the test bench 1, and the screw rods 17 are movably connected to the strip holes 20; the height of the strip plate 13 is adjusted, and then the height of the multiple rods 14 protruding from the test bench 1 is adjusted, thereby changing the degree of bumpiness of the new energy electric vehicle 9 walking on the top of the test bench 1.

[0027] Working principle: when in use, connect the new energy electric vehicle 9 to the power supply 22 and the computer monitor 2. The computer monitor 2 can perform electrical control. The prior art will not be described here. The new energy electric vehicle 9 starts to walk on the top of the test bench 1. The multiple rods 14 set up make the new energy electric vehicle 9 bumpy. The set bump tester 10 can detect the bumpiness of the new energy electric vehicle 9, and transmit the result to the computer monitor 2 through the wireless transmitter 21. The new energy electric vehicle 9 pulls the support plate 6 through the spring steel wire rope 8 to drive the test box 7 to follow the movement, and turns the handle plate 18 to leave the outside of the test bench 1 to release the fixation of the strip plate 13. The height of the strip plate 13 can be adjusted, and then the height of the multiple rods 14 protruding out of the test bench 1 can be adjusted to change the bumpiness of the new energy electric vehicle 9 walking on the top of the test bench 1.

[0028] Embodiment 2

[0029] The difference between Example 2 and Example 1 is that anti-slip grooves are provided on the inner side of the handle plate 18, and the handle plate 18 is in contact with the outer side of the test bench 1 through the anti-slip grooves, which can improve the stability of the handle plate 18 locked on the outer side of the test bench 1. This application includes all the structural shapes, sizes and materials of Example 1, and they can be selected and adjusted to meet specific usage conditions. The accompanying drawings are all schematic structural diagrams, and the specific actual sizes can be appropriately adjusted.

[0030] The above is only a preferred specific implementation of this embodiment, but the protection scope of this embodiment is not limited to this. Any technician familiar with the technical field can make equivalent replacements or changes based on the technical solution and utility model concept of this embodiment within the technical scope disclosed in this embodiment, which should be covered by the protection scope of this embodiment.

Claims

1. A new energy electric drive assembly test bench for simulating bumpy roads, comprising a test bench (1), a computer display (2) is arranged on the side of the test bench (1), and a new energy electric vehicle (9) is placed on the top of the test bench (1), characterized in that: The bottom of the test bench (1) is provided with an opening (11), a plurality of bumping parts are provided in the opening (11), and the plurality of bumping parts are all connected to the test bench (1). Two vertical plates (3) are symmetrically installed on the top of the test bench (1), two transverse rods (4) are fixedly installed between the two vertical plates (3), and the same test mechanism is slidably installed on the two transverse rods (4), and the test mechanism is connected to the new energy electric vehicle (9).

2. The new energy electric drive assembly test bench for simulating bumpy roads according to claim 1 is characterized in that: The testing mechanism comprises two sliding sleeves (5), both of which are slidably mounted on the outside of a transverse rod (4), the tops of the two sliding sleeves (5) are mounted with a same support plate (6), the top of the support plate (6) is provided with a testing box (7), a power source (22) and a wireless transmitter (21) are provided in the testing box (7), and the wireless transmitter (21) is connected to a computer display (2).

3. The new energy electric drive assembly test bench for simulating bumpy roads according to claim 2 is characterized in that: A spring steel wire rope (8) is fixedly mounted on the bottom of the support plate (6), and the bottom end of the spring steel wire rope (8) is connected to the top of the new energy electric vehicle (9).

4. The new energy electric drive assembly test bench for simulating bumpy roads according to claim 1 is characterized in that: The new energy electric vehicle (9) is provided with a bump tester (10).

5. The new energy electric drive assembly test bench for simulating bumpy roads according to claim 1 is characterized in that: The bumping member comprises a strip plate (13), a plurality of rods (14) are fixedly mounted on the top of the strip plate (13), the tops of the plurality of rods (14) are all arranged in an arc shape, a plurality of vertical rods (12) are fixedly mounted on the top inner wall of the opening (11), the strip plate (13) is slidably mounted on the outside of the plurality of vertical rods (12), a plurality of connecting holes (15) are provided on the top of the opening (11), and the rods (14) are slidably connected to the connecting holes (15).

6. The new energy electric drive assembly test bench for simulating bumpy roads according to claim 5 is characterized in that: The strip plate (13) is provided with four sliding holes (19), and the vertical rod (12) is slidably connected to the inner walls of the sliding holes (19).

7. The new energy electric drive assembly test bench for simulating bumpy roads according to claim 5 is characterized in that: The strip plate (13) is provided with screw holes (16) on both sides, and screw rods (17) are threadedly connected in the two screw holes (16). Handle plates (18) are fixedly installed on the outer sides of the two screw rods (17). The test bench (1) is provided with a plurality of strip holes (20) on both sides, and the screw rods (17) are movably connected to the strip holes (20).

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