A new energy battery pack testing device

Abstract

The utility model relates to battery package test technical field discloses a new energy battery package testing arrangement, including work table, new energy battery package body, elastic abutment mechanism and multi -position adjusting test mechanism, and the both ends fixed establishment of work table's bottom first support plate, elastic abutment mechanism is located at the top right -hand side of work table, and elastic abutment mechanism includes fixed plate no.

Description

Technical Field

[0001] This utility model relates to the field of battery pack testing technology, specifically a new energy battery pack testing device. Background Technology

[0002] With the continuous development of society, people are using cars more and more frequently, and the development momentum of new energy vehicles is strong, with more and more people choosing them. As the main power source for new energy vehicles, the safety performance of the battery pack needs to undergo various verifications.

[0003] However, most existing battery pack testing methods rely on manual handheld testing rods. This method is slow, inefficient, wasteful of manpower, and poses safety hazards. It also struggles to effectively and accurately simulate the true quality of new energy battery packs. Furthermore, current technology lacks robust locking mechanisms for new energy battery packs, which could lead to displacement or detachment during testing, further affecting the results. Therefore, a corresponding technical solution needs to be designed to address these issues. Utility Model Content

[0004] (a) Technical problems to be solved To address the shortcomings of existing technologies, this utility model provides a new energy battery pack testing device, which solves the technical problems.

[0005] (II) Technical Solution To achieve the above objectives, this utility model is implemented through the following technical solution: a new energy battery pack testing device, comprising a workbench, a new energy battery pack body, an elastic contact mechanism, and a multi-position adjustment testing mechanism, wherein a first support plate is fixedly provided at both ends of the bottom of the workbench; The elastic abutment mechanism is located at the top right end of the workbench. The elastic abutment mechanism includes a fixed plate and a movable plate. The fixed plate is fixedly located at the top right end of the workbench, and the movable plate is slidably connected to the upper end of the workbench. The multi-position adjustment test mechanism is located at the top left end of the workbench. The multi-position adjustment test mechanism includes a fixed plate two, a longitudinal movement structure, a transverse movement structure, a rotation structure, and a test control structure. The fixed plate two is fixedly located at the top left end of the workbench. The longitudinal movement structure is located at the upper end of the fixed plate two. The transverse movement structure is located at the upper end of the longitudinal movement structure. The rotation structure is located at the end of the transverse movement structure. The test control structure is located around the inner side of the rotation structure. The new energy battery pack body is clamped between the movable plate and the fixed plate.

[0006] Preferably, the elastic abutment mechanism further includes a movable shaft plate, a fixed shaft, a mounting plate, a pin, a hydraulic cylinder, a first positioning plate, a first hydraulic rod, a second positioning plate, and a support ring. The movable shaft plate is sleeved on the outside of the fixed shaft. The mounting plate has an L-shaped plate structure located at the upper and lower ends of the fixed shaft. The pin passes through and connects the mounting plate and the fixed shaft. The second positioning plate is fixedly disposed on the outer end of the movable shaft plate. The first hydraulic rod is fixedly disposed on the outer end of the second positioning plate. The hydraulic cylinder is connected to the outer end of the first hydraulic rod. The first positioning plate is threadedly connected to the outer end of the hydraulic cylinder. The support ring is fixedly disposed on the outer end of the hydraulic cylinder. A connecting block is fixedly provided at one end, and the connecting block is fixedly provided at the inner end of the first fixed plate. A spring rod is fixed between the first positioning plate and the second positioning plate. The movable shaft plate can rotate flexibly around the outside of the fixed shaft, providing a stable support foundation for the entire elastic contact process. The spring rod is fixed at the outer end between the first positioning plate and the second positioning plate, and the hydraulic cylinder and the first hydraulic rod are connected at the inner end. The mounting plate with an L-shaped plate structure is used to fix and install it to the outside of the movable plate. The threaded groove at the outer end of the hydraulic cylinder is used to rotate and adjust the position of the first positioning plate in order to adjust the elastic coefficient. The support ring and the connecting block are used to support the hydraulic cylinder to the inner end of the first fixed plate.

[0007] Preferably, the fixed plate has through holes at both ends, and the movable plate has pull rods fixedly installed at both outer ends. The pull rods pass through the through holes and have handles fixedly installed at their outer ends. The worktable has grooves distributed inside, and the movable plate has limit rods fixedly installed at both bottom ends. The limit rods pass through the grooves and have limit rollers fixedly installed outside. The limit rollers are slidably connected to the lower end of the grooves. The pull rods are fixed to the outer ends of the movable plate and limit their movement to the through holes. The handles are used to pull the pull rods. The limit rods and limit rollers are respectively limited to the inside and lower end of the grooves to assist the movable plate in stable left and right movement. The operator can easily pull the movable plate to slide on the worktable by operating the handles. This not only provides precise guidance for the sliding of the movable plate, ensuring that the movable plate always moves along the predetermined trajectory and avoiding deviation, but also greatly reduces the friction during the movement, making the operation easier and less strenuous.

[0008] Preferably, the longitudinal movement structure includes a second support plate, a lead screw, a first drive motor, and a slider. The second support plate is fixedly mounted on the upper end of a second fixed plate. A movable groove is formed at the upper end of the second support plate. The lead screw is rotatably connected to the inside of the movable groove, and the first drive motor is connected to one end of the lead screw. The slider is connected to the outside of the lead screw. Slide plates are fixedly mounted on both sides near the upper end of the slider. The slide plates are slidably connected to the upper end of the second support plate. A vertical plate is fixedly mounted at the middle of the upper end of the slide plates. The first drive motor is used to drive and control the lead screw to rotate. The lead screw is used to drive the slider to move back and forth through the thread action. The movable groove is used to limit and adjust the slider. The slide plates further assist the slider to slide stably and avoid shaking or tilting. The vertical plate is used to support the transverse movement structure above the slider, so that the longitudinal movement structure can achieve high-precision longitudinal positioning, effectively avoid test errors caused by inaccurate positioning, and improve the reliability of test results.

[0009] Preferably, the lateral movement structure includes an electric telescopic device, a telescopic rod, and an end plate. The electric telescopic device is fixedly mounted on the outer end of the upright plate. The telescopic rod is connected through to the output end of the electric telescopic device. The lower end of the end plate is fixedly mounted on the end of the telescopic rod. A second limiting rod is fixedly mounted on the upper outer side of the end plate. A limiting plate is fixedly mounted on the upper end of the upright plate. The second limiting rod is slidably connected through to the inside of the limiting plate. The electric telescopic device is used to extend and retract to adjust the position of the telescopic rod and the end plate, so as to adjust the position of the rotating structure and the test control structure on the right end. The limiting plate is used to limit the sliding limiting rod, further assisting the stability of the end plate movement and preventing swaying or deviation. It can be quickly and accurately adjusted in the lateral direction, further expanding the test range and enabling the device to adapt to the testing needs of new energy battery pack bodies of different sizes and shapes.

[0010] Preferably, the rotating structure includes an extension plate, a second drive motor, a drive shaft, a drive gear, a bearing seat, a shaft, a fixed gear, a turntable, a fixing block, an extension shaft, a baffle, a support block, an electro-hydraulic device, a guide ring, and a second hydraulic rod. The bearing seat is fixedly disposed on the lower inner side of the end plate, the shaft is rotatably connected to the inner end of the bearing seat, the turntable is fixedly disposed on the inner end of the shaft, and reinforcing plates are fixedly distributed around the outer side of the turntable and around the shaft. The fixed gear is fixedly disposed in the middle of the shaft, the extension plate is fixedly disposed on the upper end of the end plate, the second drive motor is fixedly disposed on the upper outer side of the end plate, the drive shaft is rotatably connected to the output end of the second drive motor, the drive gear is fixedly disposed at the end of the drive shaft, and the drive gear is meshed with the upper end of the fixed gear. The fixing block is fixedly distributed around the inner side of the turntable, the extension shaft is fixedly disposed on the inner end of the fixing block, one outer end of the baffle is fixedly disposed on the inner end of the extension shaft, and the support block is fixedly disposed on the baffle. At the other end of the inner side of the plate, the electro-hydraulic device and the guide ring are respectively fixed at the inner and outer ends of the support block. The second hydraulic rod passes through the guide ring and is connected to the electro-hydraulic device. The test control structure is located at the end of the second hydraulic rod. The bearing seat is used to rotate and support the shaft rod at the lower inner end of the end plate. The shaft rod is used to support the turntable at the inner end. The reinforcing plate is used to provide high-strength support for the turntable, enhance the stability of the structure, and ensure that there will be no deformation or damage during rotation. The extension plate is used to extend to the upper end of the end plate to support the second drive motor. The second drive motor is used to drive and control the drive shaft rod and drive gear plate to rotate. The drive gear plate is used to mesh with the upper end of the fixed gear plate to drive the shaft rod and turntable to rotate stably. The fixed block, extension shaft, and baffle are used to extend the fixed support block to the outer inner end of the turntable. The support block is used to support the electro-hydraulic device. The electro-hydraulic device is used to automatically control the rapid extension and retraction adjustment of the second hydraulic rod. The guide ring is used to assist the stable extension and retraction adjustment of the second hydraulic rod so as to control the test control structure for testing the new energy battery pack body.

[0011] Preferably, the test control structure is an impact hammer, which has a conical structure; the conical impact hammer is used to impact the upper part of the new energy battery pack for testing.

[0012] Preferably, the test control structure is a high-temperature blowing device. The high-temperature blowing device has air inlets distributed near the upper outer side, and an air outlet pipe is fixedly connected to the lower end of the high-temperature blowing device. The air outlet pipe has an oblique diffuser structure. The air inlets are used for all-round air intake, the high-temperature blowing device is used to control the heating temperature, and the oblique diffuser structured air outlet pipe is used to blow hot air over a large area to test the upper part of the new energy battery pack.

[0013] Preferably, the test control structure is a fire extinguishing structure. The lower end of the fire extinguishing structure is provided with an air outlet, and a connecting pipe is connected to the side of the fire extinguishing structure. An adapter is connected to the outer end of the connecting pipe, and a hose is connected to the inner end of the adapter. A carbon dioxide cylinder is connected to the inner end of the hose, and the carbon dioxide cylinder is fixedly installed at the inner end of the turntable. The carbon dioxide cylinder is used to store carbon dioxide gas, and the hose, adapter, and connecting pipe are used to supply gas to the fire extinguishing structure. The air outlet has a flared structure with a large diameter for air jet fire extinguishing, which is safe and reliable.

[0014] (III) Beneficial Effects This new energy battery pack testing device, through the elastic abutment mechanism and multi-position adjustment testing mechanism set at both ends of the top of the workbench, facilitates manual stretching and elastic abutment of the new energy battery pack body. This ensures that the new energy battery pack body is firmly fixed during the test, preventing the accuracy of the test results from being affected by shaking, and also avoids damage to the battery pack due to excessive compression. It effectively protects the integrity of the new energy battery pack body and allows for quick and accurate adjustment of the position of the moving plate according to the different specifications of the new energy battery pack body, realizing convenient clamping of the new energy battery pack body and laying the foundation for subsequent testing. The multi-position adjustable testing mechanism, composed of longitudinal, transverse, and rotational structures and a test control structure, can accurately move to the required longitudinal and transverse positions according to testing needs, further expanding the testing range. It can adapt to the testing requirements of new energy battery packs of different sizes and shapes, greatly improving testing efficiency. It allows for 360-degree rotation and switching of testing modes in the horizontal plane, enabling multi-mode testing of the new energy battery pack. The impact hammer applies impact force to the new energy battery pack during testing, simulating collisions that may be encountered in actual use, and testing the impact resistance of the new energy battery pack. The high-temperature blowing device blows out high-temperature airflow to conduct high-temperature testing on the new energy battery pack, simulating its working state in a high-temperature environment and verifying its high-temperature resistance and thermal stability. The fire extinguishing structure can quickly release carbon dioxide gas in case of fire or other abnormal situations during testing, spraying it towards the fire point through the outlet for rapid fire extinguishing, ensuring the safety of the testing process. It can comprehensively and thoroughly evaluate the performance and safety of new energy battery packs, providing strong support for battery pack research and development, production, and quality control, and meeting the needs of different customers and markets. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the overall front upper left view structure of this utility model; Figure 2 This is a schematic diagram of the overall front upper right view structure of this utility model; Figure 3 This is a schematic diagram of the overall rear lower right view structure of this utility model; Figure 4 This is a schematic diagram of the elastic abutment mechanism of this utility model from the lower outer side. Figure 5 This is a schematic diagram of the elastic abutment mechanism of this utility model from the upper inner side. Figure 6 This is a schematic diagram of the external upper view structure of the multi-position adjustable testing mechanism of this utility model; Figure 7 For the present utility model Figure 6 Enlarged structural diagram at point A in the middle; Figure 8 This is a schematic diagram of the lower inner view structure of the multi-position adjustable testing mechanism of this utility model; Figure 9 This is a schematic diagram of the high-temperature blowing device for the test control structure of this utility model; Figure 10 This is a schematic diagram of the fire extinguishing structure of the test control structure of this utility model.

[0016] In the diagram, the components are: workbench 1, new energy battery pack body 10, first support plate 11, elastic abutment mechanism 2, slide groove 20, fixed plate 1 21, through hole 211, moving plate 22, limit rod 1 221, limit roller 222, pull rod 23, handle 231, movable shaft plate 24, fixed shaft 241, mounting plate 242, pin shaft 243, hydraulic cylinder 25, positioning plate 1 251, first hydraulic rod 26, positioning plate 261, support ring 27, connecting block 271, spring rod 28, multi-position adjustment testing mechanism 3, fixed plate 2 31, second support plate 32, movable groove 321, lead screw 322, drive motor 1 323, slider 324, slide plate 3241, and upright plate 32. 42. Electric telescopic device; 33. Telescopic rod; 331. Limiting plate; 332. Limiting rod II; 333. End plate; 34. Extension plate; 35. Drive motor II; 351. Drive shaft; 352. Drive gear; 353. Shaft seat; 354. Shaft; 355. Fixed gear; 356. Turntable; 36. Reinforcing plate; 361. Fixing block; 362. Extension shaft; 363. Baffle; 364. Support block; 365. Electric hydraulic device; 366. Guide ring; 367. Second hydraulic rod; 368. Impact hammer; 37. High-temperature blowing device; 38. Air inlet; 381. Air outlet; 382. Fire extinguishing structure; 39. Air outlet; 391. Connecting pipe; 392. Adapter; 393. Hose; 394. Carbon dioxide cylinder; 395. Detailed Implementation

[0017] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0018] Please see Figures 1-10 This utility model provides a technical solution: a new energy battery pack testing device, including a workbench 1, a new energy battery pack body 10, an elastic abutment mechanism 2 and a multi-position adjustment testing mechanism 3. The bottom two ends of the workbench 1 are fixedly provided with a first support plate 11, which is used to symmetrically and stably support the workbench 1. The elastic abutment mechanism 2 is located at the top right end of the workbench 1. The elastic abutment mechanism 2 includes a fixed plate 21 and a movable plate 22. The fixed plate 21 is fixedly located at the top right end of the workbench 1, and the movable plate 22 is slidably connected to the upper end of the workbench 1. The multi-position adjustment test mechanism 3 is located at the top left end of the workbench 1. The multi-position adjustment test mechanism 3 includes a fixed plate 2 31, a longitudinal movement structure, a transverse movement structure, a rotation structure, and a test control structure. The fixed plate 2 31 is fixedly located at the top left end of the workbench 1. The longitudinal movement structure is located at the upper end of the fixed plate 2 31. The transverse movement structure is located at the upper end of the longitudinal movement structure. The rotation structure is located at the end of the transverse movement structure. The test control structure is located around the inner side of the rotation structure. The new energy battery pack body 10 is clamped between the movable plate 22 and the fixed plate 31.

[0019] In a further improvement, the elastic abutment mechanism 2 also includes a movable shaft plate 24, a fixed shaft 241, a mounting plate 242, a pin 243, a hydraulic cylinder 25, a first positioning plate 251, a first hydraulic rod 26, a second positioning plate 261, and a support ring 27. The movable shaft plate 24 is sleeved on the outside of the fixed shaft 241. The mounting plate 242 has an L-shaped plate structure and is located at the upper and lower ends of the fixed shaft 241. The pin 243 passes through and connects the mounting plate 242 and the fixed shaft 241. Positioning plate 261 is fixedly mounted on the outer end of movable shaft plate 24. First hydraulic rod 26 is fixedly mounted on the outer end of positioning plate 261. Hydraulic cylinder 25 is connected to the outer end of first hydraulic rod 26. Positioning plate 251 is threadedly connected to the outer end of hydraulic cylinder 25. Support ring 27 is fixedly mounted on the outer end of hydraulic cylinder 25. Connecting block 271 is fixedly mounted on the outer end of support ring 27. Connecting block 271 is fixedly mounted on the inner end of fixed plate 21. Spring rod 28 is fixedly mounted between positioning plate 251 and positioning plate 261. The movable shaft plate 24 can rotate flexibly around the outside of the fixed shaft 241, providing a stable support base for the entire elastic contact process. The outer end of the positioning plate 251 and the positioning plate 261 is fixed with a spring rod 28 and the inner end is connected to the hydraulic cylinder 25 and the first hydraulic rod 26, providing elastic support, buffering and shock absorption. The L-shaped plate structure of the mounting plate 242 is used to fix and install it to the outside of the movable plate 22. The threaded groove at the outer end of the hydraulic cylinder 25 is used to rotate and adjust the position of the positioning plate 251 in order to adjust the elastic coefficient. The support ring 27 and the connecting block 271 are used to support the hydraulic cylinder 25 to the inner end of the fixed plate 21.

[0020] In a further improvement, the fixed plate 21 has through holes 211 at both ends, and the movable plate 22 has pull rods 23 fixedly installed at both ends on the outer side. The pull rods 23 are connected through the through holes 211 and have handles 231 fixedly connected to their outer ends. The workbench 1 has a slide groove 20 inside. The bottom ends of the movable plate 22 are fixedly distributed with limit rods 221. The limit rods 221 are connected through the inside of the slide groove 20. The limit rollers 222 are fixedly provided on the outside of the limit rods 221. The limit rollers 222 are slidably connected to the lower end of the slide groove 20. The pull rod 23 is used to fix the outer ends of the movable plate 22 to limit its movement to the inside of the through hole 211. The handle 231 is used to hold and pull the pull rod 23. The limiting rod 221 and the limiting roller 222 are respectively limited to the inside and lower end of the slide groove 20 to assist the movable plate 22 in moving left and right stably. The operator can easily pull the movable plate 22 to slide on the worktable 1 by operating the handle 231. This not only provides precise guidance for the sliding of the movable plate 22, ensuring that the movable plate 22 always moves along the predetermined trajectory and avoids deviation, but also greatly reduces the friction during the movement, making the operation easier and less strenuous.

[0021] Further improvements include a second support plate 32, a lead screw 322, a drive motor 323, and a slider 324. The second support plate 32 is fixedly mounted on the upper end of the second fixed plate 31. A movable groove 321 is provided on the upper end of the second support plate 32. The lead screw 322 is rotatably connected to the inside of the movable groove 321, and the drive motor 323 is connected to one end of the lead screw 322. The slider 324 is connected to the outside of the lead screw 322. Slide plates 3241 are fixedly mounted on both sides near the upper end of the slider 324. The slide plates 3241 are slidably connected to the upper end of the second support plate 32. A vertical plate 3242 is fixedly mounted at the middle of the upper end of the slide plate 3241. The drive motor 323 is used to drive the control screw 322 to rotate. The screw 322 is used to drive the slider 324 to move back and forth through the thread action. The movable groove 321 is used to limit the movement of the slider 324. The slide plate 3241 further assists the slider 324 to slide stably and avoid wobbling and tilting. The upright plate 3242 is used to support the horizontal movement structure above the slider 324, so that the vertical movement structure can achieve high-precision vertical positioning, which can effectively avoid test errors caused by inaccurate positioning and improve the reliability of test results.

[0022] Further improvements include an electric telescopic device 33, a telescopic rod 331, and an end plate 34. The electric telescopic device 33 is fixedly mounted on the outer end of the upright plate 3242. The telescopic rod 331 is connected through to the output end of the electric telescopic device 33. The lower end of the end plate 34 is fixedly mounted on the end of the telescopic rod 331. A second limiting rod 333 is fixedly mounted on the upper outer side of the end plate 34. A limiting plate 332 is fixedly mounted on the upper end of the upright plate 3242. The second limiting rod 333 is slidably connected through to the inside of the limiting plate 332. The electric telescopic device 33 is used to extend and adjust the position of the telescopic rod 331 and the end plate 34 so as to adjust the position of the rotating structure and the test control structure on the right end. The limiting plate 332 is used to limit the sliding limiting rod 333, further assisting the stability of the movement of the end plate 34 and preventing swaying or deviation. It can be quickly and accurately adjusted in the lateral direction, further expanding the test range and enabling the device to adapt to the test requirements of new energy battery pack bodies of different sizes and shapes.

[0023] Further improvements include an extension plate 35, a second drive motor 351, a drive shaft 352, a drive gear 353, a bearing seat 354, a shaft 355, a fixed gear 356, a turntable 36, a fixed block 362, an extension shaft 363, a baffle 364, a support block 365, an electro-hydraulic device 366, a guide ring 367, and a second hydraulic rod 368. The bearing seat 354 is fixedly disposed on the lower inner side of the end plate 34, the shaft 355 is rotatably connected to the inner end of the bearing seat 354, the turntable 36 is fixedly disposed on the inner end of the shaft 355, and reinforcing plates 361 are fixedly distributed on the outer side of the turntable 36 and around the shaft 355. The fixed gear 356 is fixedly mounted at the middle of the shaft 355, the extension plate 35 is fixedly mounted at the upper end of the end plate 34, the second drive motor 351 is fixedly mounted at the upper outer side of the end plate 34, the drive shaft 352 is rotatably connected to the output end of the second drive motor 351, the drive gear 353 is fixedly mounted at the end of the drive shaft 352, and the drive gear 353 is meshed with the upper end of the fixed gear 356. Fixed blocks 362 are fixedly distributed around the inner side of turntable 36. Extension shaft 363 is fixedly installed at the inner end of fixed blocks 362. One outer end of baffle 364 is fixedly installed at the inner end of extension shaft 363. Support block 365 is fixedly installed at the other inner end of baffle 364. Electro-hydraulic device 366 and guide ring 367 are respectively fixed at the inner and outer ends of support block 365. Second hydraulic rod 368 passes through guide ring 367 and is connected to electro-hydraulic device 366. The test control structure is located at the end of the second hydraulic rod 368; The bearing seat 354 is used to rotate and support the shaft 355 towards the lower inner end of the end plate 34. The shaft 355 is used to support the turntable 36 towards the inner end. The reinforcing plate 361 is used to provide high-strength support for the turntable 36, enhance the stability of the structure, and ensure that there will be no deformation or damage during rotation. The extension plate 35 is used to extend towards the upper end of the end plate 34 to support the second drive motor 351. The second drive motor 351 is used to drive and control the rotation of the drive shaft 352 and the drive gear 353. The drive gear 353 is used to mesh with the upper end of the fixed gear 356 to drive the shaft 355 and the turntable 36 to rotate stably. The fixed block 362, the extension shaft 363, and the baffle 364 are used to extend the fixed support block 365 towards the outer inner end of the turntable 36. The support block 365 is used to support the electro-hydraulic device 366. The electro-hydraulic device 366 is used to automatically control the rapid extension and retraction adjustment of the second hydraulic rod 368. The guide ring 367 is used to assist the second hydraulic rod 368 in stable extension and retraction adjustment, so as to control the test control structure for testing the new energy battery pack body 10.

[0024] Further improvements include a test control structure consisting of an impact hammer 37, which is a conical structure. The cone-shaped impact hammer 37 is used for impact testing on the body 10 of the new energy battery pack.

[0025] Further improvements include a test control structure consisting of a high-temperature blowing device 38, with an air inlet 381 distributed near the upper outer side of the high-temperature blowing device 38, and an air outlet 382 fixedly connected to the lower end of the high-temperature blowing device 38, the air outlet 382 being an oblique diffuser structure. The air inlet 381 is used for all-around air intake, the high-temperature blowing device 38 is used to control the heating temperature, and the air outlet 382 with an oblique diffuser structure is used to blow hot air over a large area to test the top of the new energy battery pack body 10.

[0026] Specifically, the test control structure is a fire extinguishing structure 39. The lower end of the fire extinguishing structure 39 is provided with an air outlet 391. The side of the fire extinguishing structure 39 is connected to a connecting pipe 392. The outer end of the connecting pipe 392 is connected to an adapter 393. The inner end of the adapter 393 is connected to a hose 394. The inner end of the hose 394 is connected to a carbon dioxide cylinder 395. The carbon dioxide cylinder 395 is fixedly installed at the inner end of the turntable 36. Carbon dioxide cylinder 395 is used to store carbon dioxide gas. Hose 394, adapter 393 and connecting pipe 392 are used to supply gas to fire extinguishing structure 39. The gas outlet 391 has a flared structure for large-diameter jet fire extinguishing, which is safe and reliable.

[0027] It should be noted that the specific model and specifications need to be determined based on the actual specifications of the device. The specific selection and calculation methods adopt existing technology in this field, and therefore will not be described in detail. The power supply and its principle are clear to those skilled in the art, and will not be described in detail here.

[0028] Working principle: First, place the new energy battery pack body 10 on the workbench 1. Hold the handle 231 and pull the lever 23 outward, so that the moving plate 22 moves outward. The moving plate 22 is positioned by the elastic action of the hydraulic cylinder 25, the first hydraulic rod 26 and the spring rod 28, so that the moving plate 22 clamps the new energy battery pack body 10 between the fixed plates 2 and 31, laying the foundation for subsequent testing. The second drive motor 351 is started to automatically control the rotation of the drive shaft 352 and the drive gear 353, which mesh with the fixed gear 356, driving the shaft 355 supported on the inner end of the bearing 354 to rotate, thereby driving the turntable 36 to rotate. Switching between different test control structures, firstly, the electro-hydraulic device 366 is started to automatically control the second hydraulic rod 368 to quickly extend and retract hydraulically, causing the impact hammer 37 to impact the new energy battery pack body 10, simulating collisions that may be encountered in actual use, and testing the impact resistance of the new energy battery pack body 10; then, the high-temperature blowing device 38 is started, and air is heated after entering through the air inlet 381, and then... Multiple sets of air outlets 382 blow hot air over a large area to conduct high-temperature tests on the new energy battery pack body 10, simulating the working state of the new energy battery pack body 10 in a high-temperature environment and verifying its high-temperature resistance and thermal stability. In case of fire, the fire extinguishing structure 39 is immediately activated, and carbon dioxide gas is quickly released through the hose 394, adapter 393 and connecting pipe 392 below the carbon dioxide cylinder 395, and then sprayed into the new energy battery pack body 10 through the air outlet 391 to achieve rapid fire extinguishing, ensuring the safety of the testing process, providing strong support for the research and development, production and quality control of the battery pack, and meeting the needs of different customers and markets.

[0029] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. It will be apparent to those skilled in the art that this utility model is not limited to the details of the exemplary embodiments described above, and that it can be implemented in other specific forms without departing from the spirit or basic characteristics of this utility model. Therefore, the embodiments should be considered exemplary and non-limiting in all respects. The scope of this utility model is defined by the appended claims rather than the foregoing description, and thus all variations falling within the meaning and scope of equivalents of the claims are intended to be included within this utility model. No reference numerals in the claims should be construed as limiting the scope of the claims.

[0030] Furthermore, it should be understood that although this specification describes embodiments, not every embodiment contains only one independent technical solution. This narrative style is merely for clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A new energy battery pack testing device, comprising a workbench (1), a new energy battery pack body (10), an elastic contact mechanism (2), and a multi-position adjustment testing mechanism (3), characterized in that: The bottom two ends of the workbench (1) are fixedly provided with first support plates (11). The elastic abutment mechanism (2) is located at the top right end of the workbench (1). The elastic abutment mechanism (2) includes a fixed plate (21) and a movable plate (22). The fixed plate (21) is fixedly located at the top right end of the workbench (1), and the movable plate (22) is slidably connected to the upper end of the workbench (1). The multi-position adjustment test mechanism (3) is located at the top left end of the workbench (1). The multi-position adjustment test mechanism (3) includes a fixed plate two (31), a longitudinal movement structure, a transverse movement structure, a rotation structure and a test control structure. The fixed plate two (31) is fixed at the top left end of the workbench (1). The longitudinal movement structure is located at the upper end of the fixed plate two (31). The transverse movement structure is located at the upper end of the longitudinal movement structure. The rotation structure is located at the end of the transverse movement structure. The test control structure is located around the inner side of the rotation structure. The new energy battery pack body (10) is sandwiched between the movable plate (22) and the fixed plate (31).

2. The new energy battery pack testing device according to claim 1, characterized in that: The elastic abutment mechanism (2) also includes a movable shaft plate (24), a fixed shaft (241), a mounting plate (242), a pin (243), a hydraulic cylinder (25), a first positioning plate (251), a first hydraulic rod (26), a second positioning plate (261), and a support ring (27). The movable shaft plate (24) is sleeved on the outside of the fixed shaft (241). The mounting plate (242) has an L-shaped plate structure located at the upper and lower ends of the fixed shaft (241). The pin (243) passes through and connects the mounting plate (242) and the fixed shaft (241). The second positioning plate (261) is fixedly disposed at the outer end of the movable shaft plate (24), the first hydraulic rod (26) is fixedly disposed at the outer end of the second positioning plate (261), the hydraulic cylinder (25) is connected to the outer end of the first hydraulic rod (26), the first positioning plate (251) is connected to the outer end of the hydraulic cylinder (25) by a thread, the support ring (27) is fixedly disposed at the outer end of the hydraulic cylinder (25), the outer end of the support ring (27) is fixedly provided with a connecting block (271), the connecting block (271) is fixedly disposed at the inner end of the first fixing plate (21), and a spring rod (28) is fixedly disposed between the first positioning plate (251) and the second positioning plate (261).

3. The new energy battery pack testing device according to claim 2, characterized in that: The fixed plate (21) has through holes (211) at both ends, and the movable plate (22) has pull rods (23) fixed at both ends on the outer side. The pull rods (23) are connected through the inside of the through holes (211) and have handles (231) fixedly connected at their outer ends. The workbench (1) has a sliding groove (20) inside. The bottom ends of the moving plate (22) are fixedly distributed with a limiting rod (221). The limiting rod (221) is connected through the inside of the sliding groove (20). A limiting roller (222) is fixedly provided on the outside of the limiting rod (221). The limiting roller (222) is slidably connected to the lower end of the sliding groove (20).

4. The new energy battery pack testing device according to claim 1, characterized in that: The longitudinal movement structure includes a second support plate (32), a lead screw (322), a drive motor (323), and a slider (324). The second support plate (32) is fixedly mounted on the upper end of the second fixed plate (31). The upper end of the second support plate (32) is provided with a movable groove (321). The lead screw (322) is rotatably connected to the inside of the movable groove (321), and the drive motor (323) is connected to one end of the lead screw (322). The slider (324) is connected to the outside of the lead screw (322). Slide plates (3241) are fixedly mounted on both sides of the slider (324) near the upper end. The slide plates (3241) are slidably connected to the upper end of the second support plate (32). A vertical plate (3242) is fixedly mounted at the middle of the upper end of the slide plate (3241).

5. The new energy battery pack testing device according to claim 4, characterized in that: The transverse structure includes an electric telescopic device (33), a telescopic rod (331), and an end plate (34). The electric telescopic device (33) is fixedly installed at the outer end of the upright plate (3242). The telescopic rod (331) is connected through to the output end of the electric telescopic device (33). The lower end of the end plate (34) is fixedly installed at the end of the telescopic rod (331). A second limiting rod (333) is fixedly installed at the upper outer side of the end plate (34). A limiting plate (332) is fixedly installed at the upper end of the upright plate (3242). The second limiting rod (333) is slidably connected through to the inside of the limiting plate (332).

6. The new energy battery pack testing device according to claim 5, characterized in that: The rotating structure includes an extension plate (35), a second drive motor (351), a drive shaft (352), a drive gear (353), a bearing seat (354), a shaft (355), a fixed gear (356), a turntable (36), a fixed block (362), an extension shaft (363), a baffle (364), a support block (365), an electro-hydraulic device (366), a guide ring (367), and a second hydraulic rod (368). The bearing seat (354) is fixedly disposed on the lower inner side of the end plate (34). The shaft (355) is rotatably connected to the inner end of the bearing seat (354). The turntable (36) is fixedly disposed on the inner end of the shaft (355). Reinforcing plates (361) are fixedly distributed on the outer side of the turntable (36) and around the shaft (355). The fixed gear plate (356) is fixedly disposed in the middle of the shaft (355), the extension plate (35) is fixedly disposed at the upper end of the end plate (34), the second drive motor (351) is fixedly disposed at the upper outer side of the end plate (34), the drive shaft (352) is rotatably connected to the output end of the second drive motor (351), the drive gear plate (353) is fixedly disposed at the end of the drive shaft (352), and the drive gear plate (353) is meshed with the upper end of the fixed gear plate (356); The fixed blocks (362) are fixedly distributed around the inner side of the turntable (36), the extension shaft (363) is fixedly installed at the inner end of the fixed blocks (362), one end of the outer side of the baffle (364) is fixedly installed at the inner end of the extension shaft (363), the support block (365) is fixedly installed at the other end of the inner side of the baffle (364), the electro-hydraulic device (366) and the guide ring (367) are respectively fixedly installed at the inner and outer ends of the support block (365), and the second hydraulic rod (368) passes through the guide ring (367) and is connected to the electro-hydraulic device (366). The test control structure is located at the end of the second hydraulic rod (368).

7. A new energy battery pack testing device according to claim 6, characterized in that: The test control structure is an impact hammer (37), which is a conical structure.

8. A new energy battery pack testing device according to claim 6, characterized in that: The test control structure is a high-temperature blowing device (38). An air inlet (381) is provided on the upper side of the high-temperature blowing device (38). An air outlet pipe (382) is fixedly connected to the lower end of the high-temperature blowing device (38). The air outlet pipe (382) has an oblique diffuser structure.

9. A new energy battery pack testing device according to claim 6, characterized in that: The test control structure is a fire extinguishing structure (39). The lower end of the fire extinguishing structure (39) is provided with an air outlet (391). The side of the fire extinguishing structure (39) is connected to a connecting pipe (392). The outer end of the connecting pipe (392) is connected to an adapter (393). The inner end of the adapter (393) is connected to a hose (394). The inner end of the hose (394) is connected to a carbon dioxide cylinder (395). The carbon dioxide cylinder (395) is fixedly installed on the inner end of the turntable (36).

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