Test bench for energy storage battery of electric vehicle

Abstract

The utility model discloses a test bench for an energy storage battery of an electric automobile, and relates to the technical field of lithium battery production, in particular to the test bench for the energy storage battery of the electric automobile, which comprises a bottom plate, a connecting sliding groove is formed in the upper surface of the bottom plate, and a supporting sliding plate is slidably connected in the connecting sliding groove. A supporting transverse plate is arranged at the upper end of the supporting sliding plate, a first through hole is formed in the supporting transverse plate, a connecting sliding rod is slidably connected into the first through hole, a V-shaped clamping frame is arranged at one end of the connecting sliding rod, a limiting piece is arranged at the end, away from the V-shaped clamping frame, of the connecting sliding rod, and a first spring is arranged on the outer surface of the V-shaped clamping frame. According to the test bed for the energy storage battery of the electric vehicle, through cooperative arrangement of the V-shaped clamping frame, the supporting sliding plate, the supporting transverse plate, the connecting sliding rod, the first spring, the V-shaped clamping plate, the bidirectional screw rod and the servo motor, the test bed for the energy storage battery of the electric vehicle has the effect of conveniently and rapidly clamping lithium battery shells with different sizes.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium battery production, in particular to a test bench for energy storage batteries of electric vehicles. Background Art

[0002] Lithium batteries are widely used in various digital devices, communication products, and electric vehicles, including laptops, due to their advantages such as light weight, small size, large capacity, and fast charging speed. Before large-scale production of lithium batteries, they need to be tested on a laboratory bench for various operations.

[0003] During use, the existing energy storage battery test bench is not convenient for clamping and fixing batteries of different sizes, and it is not convenient for center positioning. During the clamping process, manual position adjustment is required, which affects the test efficiency. At the same time, the angle of the existing test bench is relatively fixed, which is not convenient for different angle adjustments and has low practicality. Utility Model Content

[0004] (1) Technical problems solved

[0005] In view of the deficiencies in the prior art, the present invention provides a test bench for electric vehicle energy storage batteries, which solves the problems raised in the above-mentioned background technology.

[0006] (2) Technical solution

[0007] The top end of the support leg is provided with a toothed connecting strip which is cooperatively connected with the support member, and the bottom end of the support leg is connected with the toothed connecting strip by the toothed connecting strip.

[0008] Optionally, the number of connecting slides, supporting slides and supporting transverse plates on the bidirectional screw is two, and a V-shaped clamping plate is provided on the supporting transverse plate away from the V-shaped clamping frame.

[0009] Optionally, a rubber protective pad is provided on the inner side of the V-shaped clamping frame, and a pressure sensor is provided on one end of the V-shaped clamping frame away from the rubber protective pad, and the position of the pressure sensor is adapted to the position of the supporting cross plate.

[0010] Optionally, the number of connecting sliding rods and first springs on the supporting horizontal plate is two, which are symmetrical to each other, the external structure of the V-shaped clamping plate is the same as the external structure of the V-shaped clamping frame, and the V-shaped clamping frame and the V-shaped clamping frame are opposite to each other.

[0011] Optionally, a guide slide bar is provided inside the base plate, and the number of the guide slide bars is two and symmetrical to each other, and the connecting slide plate is slidably connected to the outer surface of the guide slide bar.

[0012] Optionally, a fixing seat is provided in the middle of the bottom plate, a V-shaped placement groove is provided inside the fixing seat, and the lithium battery body is placed inside the V-shaped placement groove.

[0013] Optionally, an installation chamber is provided inside the support platform, a drive motor is provided inside the installation chamber, a transmission gear is provided at one end of the output shaft of the drive motor, an adjustment gear is engaged with the outer surface of the transmission gear, a support shaft is provided inside the adjustment gear, a support bearing is provided at the lower end of the support shaft, a support seat is provided on the outer surface of the support bearing, the support seat is provided on the inner wall of the installation chamber, and the upper end of the support shaft is provided on the lower surface of the base plate.

[0014] Optionally, the lower surface of the support platform is provided with support legs, and the number of support legs is several and evenly distributed on the bottom surface of the support platform.

[0015] The utility model provides a test bench for electric vehicle energy storage batteries, which has the following beneficial effects:

[0016] 1. The test bench for electric vehicle energy storage batteries, through the coordinated arrangement of a V-shaped clamping frame, a supporting slide plate, a supporting cross plate, a connecting slide bar, a first spring, a V-shaped clamping plate, a bidirectional screw and a servo motor, enables the test bench for electric vehicle energy storage batteries to conveniently and quickly clamp lithium battery shells of different sizes.

[0017] 2. The test bench for the electric vehicle energy storage battery has the effect of convenient and rapid center positioning through the coordinated arrangement of the V-shaped clamping frame, the V-shaped clamping plate, the fixing seat and the V-shaped placement groove.

[0018] 3. The test bench for the electric vehicle energy storage battery has the effect of facilitating multi-angle adjustment of the test bench through the coordinated arrangement of the drive motor, transmission gear, adjustment gear and support shaft. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the structure of the utility model from a top view;

[0021] Figure 3 For this utility model Figure 2 Schematic diagram of the enlarged structure at A in the middle;

[0022] Figure 4 This is a schematic diagram of the internal structure of the base of the utility model;

[0023] Figure 5 This is a schematic cross-sectional view of the fixing seat of the utility model;

[0024] Figure 6 This is a front view of the structure of the utility model;

[0025] Figure 7 This is a schematic diagram of the internal structure of the support platform of the utility model.

[0026] In the figure: 1. Base plate; 2. Support slide; 3. Support cross plate; 4. V-shaped clamping frame; 5. Connecting slide; 6. First spring; 7. Servo motor; 8. Bidirectional screw; 9. Connecting slide; 10. V-shaped clamping plate; 11. Rubber protective pad; 12. Pressure sensor; 13. Guide slide; 14. Fixed seat; 15. V-shaped placement groove; 16. Lithium battery body; 17. Support platform; 18. Drive motor; 19. Transmission gear; 20. Adjustment gear; 21. Support shaft; 22. Support leg. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0028] Example

[0029] A test bench for an electric vehicle energy storage battery comprises a base plate 1 and a support platform 17. A connecting slide groove is provided on the upper surface of the base plate 1, and a supporting slide plate 2 is slidably connected to the interior of the connecting slide groove. A supporting cross plate 3 is provided on the upper end of the supporting cross plate 2. A first through hole is provided inside the supporting cross plate 3, and a connecting slide rod 5 is slidably connected to the interior of the first through hole. One end of the connecting slide rod 5 is provided with a V-shaped clamping frame 4, and a limiting plate is provided at the end of the connecting slide rod 5 away from the V-shaped clamping frame 4. A first spring 6 is provided on the outer surface of the V-shaped clamping frame 4, and an end of the first spring 6 away from the V-shaped clamping frame 4 is provided on the outer surface of the supporting cross plate 3. The first spring 6 is sleeved on the outer surface of the connecting slide rod 5. A mounting groove is provided inside the base plate 1, and a servo motor 7 is provided inside the mounting groove. A bidirectional screw 8 is provided at one end of the output shaft of the servo motor 7, and the bidirectional screw 8 is rotatably connected to the interior of the base plate 1. The outer surface of the bidirectional screw 8 is transmission-connected to the connecting slide plate 9, and the supporting slide plate 2 is provided on the upper surface of the connecting slide plate 9. On the upper side, the number of connecting slides 9, supporting slides 2 and supporting cross plates 3 on the bidirectional screw 8 is two, and a V-shaped clamping plate 10 is provided on the supporting cross plate 3 away from the V-shaped clamping frame 4, and a rubber protective pad 11 is provided on the inner side of the V-shaped clamping frame 4, and a pressure sensor 12 is provided on the end of the V-shaped clamping frame 4 away from the rubber protective pad 11, and the position of the pressure sensor 12 is adapted to the position of the supporting cross plate 3. The number of connecting slides 5 and the first spring 6 on the supporting cross plate 3 is two, and they are symmetrical to each other. The external structure of the V-shaped clamping plate 10 is the same as that of the V-shaped clamping frame 4, and the V-shaped clamping frame and the V-shaped clamping frame 4 are opposite to each other, and a guide slide 13 is provided inside the base plate 1, and the number of guide slides 13 is two, which are symmetrical to each other. The connecting slide 9 is slidably connected to the outer surface of the guide slide 13, and a fixing seat 14 is provided in the middle of the base plate 1, and a V-shaped placement groove 15 is opened inside the fixing seat 14, and a lithium battery body 16 is placed inside the V-shaped placement groove 15.

[0030] In order to make the electric vehicle energy storage battery test bench have the effect of conveniently and quickly clamping lithium battery shells of different sizes and to make the electric vehicle energy storage battery test bench have the effect of convenient and quick center positioning, as shown in the attached Figure 1-6As shown, the present application adopts the following structure, through the V-shaped clamping frame 4, the supporting slide plate 2, the supporting cross plate 3, the connecting slide bar 5, the first spring 6, the V-shaped clamping plate 10, the bidirectional screw 8 and the servo motor 7, the fixing seat 14 and the V-shaped placement groove 15, during use, the lithium battery body 16 to be processed is placed in the V-shaped placement groove 15, and under the action of the gravity of the lithium battery body 16, the lithium battery body 16 slides down by itself. At the same time, due to the opening setting of the V-shaped placement groove 15 that is larger at the top and smaller at the bottom, the lower end of the lithium battery body 16 is clamped to the inner wall of the V-shaped placement groove 15, completing the preliminary positioning of the lithium battery body 16, and then , through the external controller, the servo motor 7 is controlled to rotate, driving the bidirectional screw 8 to rotate, thereby driving the two connecting slides 9 to slide synchronously along the guide slide 13, so that the V-shaped clamping frame 4 and the V-shaped clamping plate 10 are synchronously moved toward the lithium battery body 16. When the V-shaped clamping frame 4 and the V-shaped clamping plate 10 contact the outer surface of the lithium battery body 16, as the servo motor 7 continues to operate, the connecting slide 5 and the supporting cross plate 3 slide relative to each other, squeezing the first spring 6. Under the elastic force of the first spring 6, while clamping the lithium battery body 16, the rubber protective pad 11 buffers the V-shaped clamping frame 4 and the V-shaped clamping plate 1 0 squeezes the lithium battery body 16 and protects the lithium battery body 16. As the two connecting slides 9 continue to move, when the pressure sensors 12 on the V-shaped clamping frame 4 and the V-shaped clamping plate 10 contact the supporting cross plate 3, the pressure sensor 12 sends a pressure signal to the external controller, and the controller controls the servo motor 7 to stop rotating to complete the clamping and fixing of the lithium battery body 16. During the whole process, it is only necessary to manually place the lithium battery body 16 into the fixing seat 14, which simplifies the manual operation and the fixture structure, reduces the production cost, and makes the test bench for electric vehicle energy storage batteries have convenient and fast clamping. The effect of the same size lithium battery shell, at the same time, due to the action of the bidirectional screw 8, the two connecting slides 9 move and stop relative to each other at the same time, thereby ensuring that when the lithium battery body 16 is clamped, the lithium battery body 16 is in the center position in the horizontal position. At the same time, under the action of the opening of the V-shaped clamping frame 4 and the V-shaped clamping plate 10, the longitudinal position of the lithium battery body 16 is automatically adjusted, thereby ensuring that when the lithium battery body 16 is clamped, the lithium battery body 16 is in the center position in the longitudinal position, thereby making the test bench for the electric vehicle energy storage battery have the effect of convenient and rapid center positioning;

[0031] A test bench for an energy storage battery of an electric vehicle, wherein an installation compartment is provided inside a support platform 17, a drive motor 18 is provided inside the installation compartment, a transmission gear 19 is provided at one end of the output shaft of the drive motor 18, an adjustment gear 20 is meshed on the outer surface of the transmission gear 19, a support shaft 21 is provided inside the adjustment gear 20, a support bearing is provided at the lower end of the support shaft 21, a support seat is provided on the outer surface of the support bearing, the support seat is provided on the inner wall of the installation compartment, the upper end of the support shaft 21 is provided on the lower surface of the base plate, and support legs 22 are provided on the lower surface of the support platform 17. There are several support legs 22, which are evenly distributed on the bottom surface of the support platform 17.

[0032] In order to make the electric vehicle energy storage battery test bench have the effect of convenient and rapid center positioning, as shown in the attached Figure 6-7 As shown, the present application adopts the following structure, through the coordinated arrangement of the drive motor 18, the transmission gear 19, the adjustment gear 20 and the support shaft 21, during use, when the angle of the test bench needs to be adjusted, the transmission gear 19 is driven to rotate by the rotation of the drive motor 18, thereby driving the adjustment gear 20 to rotate, driving the support shaft 21 to rotate, and then driving the base plate to rotate, adjusting the angle of the base plate, completing the angle adjustment of the test bench, so that the test bench for the electric vehicle energy storage battery has the effect of convenient and rapid center positioning.

[0033] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A test bench for electric vehicle energy storage batteries, comprising a base plate and a support platform, characterized in that: The top surface of the base plate is provided with a connecting slide groove, the connecting slide groove is internally slidably connected to the supporting slide, the upper end of the supporting slide is provided with a supporting cross plate, the supporting cross plate is provided with a first through hole in the interior of the supporting cross plate, the interior of the first through hole is slidably connected to a connecting slide rod, one end of the connecting slide rod is provided with a V-shaped clamping frame, and a limiting plate is provided at the end of the connecting slide rod away from the V-shaped clamping frame, the outer surface of the V-shaped clamping frame is provided with a first spring, the end of the first spring away from the V-shaped clamping frame is provided on the outer surface of the supporting cross plate, the first spring is sleeved on the outer surface of the connecting slide rod, the interior of the base plate is provided with a mounting groove, the interior of the mounting groove is provided with a servo motor, one end of the servo motor output shaft is provided with a bidirectional screw, the bidirectional screw is rotatably connected to the interior of the base plate, the outer surface of the bidirectional screw is transmission-connected to the connecting slide, and the support slide is provided on the upper surface of the connecting slide.

2. The test bench for electric vehicle energy storage batteries according to claim 1, characterized in that: The number of the connecting slide plate, the supporting slide plate and the supporting transverse plate on the bidirectional screw is two, and a V-shaped clamping plate is arranged on the supporting transverse plate away from the V-shaped clamping frame.

3. The test bench for electric vehicle energy storage battery according to claim 2, characterized in that: The inner side surface of the V-shaped clamping frame is provided with a rubber protective pad, and the end of the V-shaped clamping frame away from the rubber protective pad is provided with a pressure sensor, and the position of the pressure sensor is adapted to the position of the supporting horizontal plate.

4. The test bench for electric vehicle energy storage batteries according to claim 1, characterized in that: There are two connecting slide bars and first springs on the supporting horizontal plate, which are symmetrical to each other. The external structure of the V-shaped clamping plate is the same as the external structure of the V-shaped clamping frame, and the V-shaped clamping frame and the V-shaped clamping frame are opposite to each other.

5. The test bench for electric vehicle energy storage battery according to claim 1, characterized in that: The interior of the bottom plate is provided with guide slide bars, the number of which is two and which are symmetrical to each other, and the connecting slide plate is slidably connected to the outer surfaces of the guide slide bars.

6. The test bench for electric vehicle energy storage batteries according to claim 1, characterized in that: A fixing seat is provided in the middle of the bottom plate, a V-shaped placement groove is provided inside the fixing seat, and a lithium battery body is placed inside the V-shaped placement groove.

7. The test bench for electric vehicle energy storage batteries according to claim 1, characterized in that: An installation chamber is provided inside the support platform, a driving motor is provided inside the installation chamber, a transmission gear is provided at one end of the output shaft of the driving motor, an adjusting gear is engaged with the outer surface of the transmission gear, a support shaft is provided inside the adjusting gear, a support bearing is provided at the lower end of the support shaft, a support seat is provided on the outer surface of the support bearing, the support seat is provided on the inner wall of the installation chamber, and the upper end of the support shaft is provided on the lower surface of the base plate.

8. The test bench for electric vehicle energy storage batteries according to claim 1, characterized in that: The lower surface of the support platform is provided with supporting legs, and the number of the supporting legs is several and evenly distributed on the bottom surface of the support platform.

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