New energy battery environment adaptability comprehensive test box and test method thereof
By designing space adjustment units and adjustment units, the problem of high energy consumption and low efficiency in the high-temperature testing process of new energy battery test boxes is solved, flexible space adjustment is achieved, and testing efficiency and safety are improved.
Patent Information
- Application Number
- CN202510531879.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-04-25
- Publication Date
- 2025-07-18
AI Technical Summary
During the high-temperature testing process of the new energy battery environment adaptability comprehensive test box, the energy consumption in the heating and insulation stage is relatively high, the efficiency in the cooling stage is low, and the test space cannot be flexibly adjusted.
Space adjustment units and adjustment units are designed, including flat plates, vertical rods, support mechanisms, gears and stepper motors. Through the coordinated work of these components, flexible adjustment of the space in the test chamber is achieved to meet the needs of different stages.
It improves testing efficiency, reduces energy consumption, enhances the stability and safety of the equipment, and ensures the safety protection of the battery at different stages.
Smart Images
Figure CN120334739A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of new energy batteries, and particularly to a comprehensive test chamber for the environmental adaptability of new energy batteries and a test method therefor. Background Art
[0002] A comprehensive test chamber for the environmental adaptability of new energy batteries is a device used to evaluate the performance and safety of new energy batteries under different environmental conditions; It can simulate various environmental conditions, such as temperature, humidity, air pressure, etc., to test the charge and discharge performance, cycle life, thermal stability, and safety under extreme conditions of the battery. The test chamber is usually equipped with an accurate environmental control system, battery test instruments, and safety protection devices to ensure the accuracy and reliability of the test process, providing important data support for the research, development, production, and application of new energy batteries; During the high-temperature test of the battery by the comprehensive test chamber for the environmental adaptability of new energy batteries, it is divided into a heating stage, a heat preservation stage, and a cooling stage. During the test, if the test space in the heating stage, heat preservation stage, and cooling stage cannot be adjusted, there are problems of relatively large energy consumption in the heating stage and heat preservation stage and relatively low efficiency in the cooling stage. Therefore, in view of the above problems, a comprehensive test chamber for the environmental adaptability of new energy batteries and a test method therefor are proposed. Summary of the Invention
[0003] The purpose of the present invention is to provide a comprehensive test chamber for the environmental adaptability of new energy batteries and a test method therefor, so as to solve the problems that during the high-temperature test of the battery by the comprehensive test chamber for the environmental adaptability of new energy batteries, it is divided into a heating stage, a heat preservation stage, and a cooling stage, and if the test space in the heating stage, heat preservation stage, and cooling stage cannot be adjusted during the test, there are problems of relatively large energy consumption in the heating stage and heat preservation stage and relatively low efficiency in the cooling stage.
[0004] To achieve the above purpose, the present invention provides the following technical solutions: New energy battery environmental adaptability comprehensive test chamber and its test method, including a test chamber and a door panel. The front end of the test chamber is rotatably connected to the door panel through a hinge. On both sides inside the test cavity of the test chamber, adjustment units are installed. Space adjustment units are installed at the upper and lower ends of the adjustment units. A tray for placing new energy batteries is installed between the adjustment units. The space adjustment unit includes a flat plate. Perforations are provided on the inner sides of the four corners of the flat plate. A high-temperature resistant sealing ring is installed on the outer edge of the flat plate. The adjustment unit includes a vertical rod. A side plate is installed in the middle of the vertical rod. Support mechanisms for supporting the tray are installed at the upper and lower ends of the vertical rod. A gear is rotatably connected to one side of the middle of the side plate. A central shaft is installed on one side of the middle of the gear. Rotating rods arranged in a staggered manner are rotatably connected to the outside of the central shaft. Rotating shafts are installed at the top ends of the rotating rods. The other end of the central shaft is fixedly connected to a connecting shaft. The other end of the connecting shaft is fixedly connected to the main shaft of a stepping motor. On both sides of the gear, range extension units connected to the space adjustment unit are installed.
[0005] As a further optimized content of the present invention, wherein: the stepping motor is installed on the outer sides of both sides of the test chamber through bolts. The connecting shaft passes through both sides of the test chamber. There are two stepping motors and two connecting shafts. The stepping motors, connecting shafts and the central shafts installed inside the test chamber correspond to each other one by one.
[0006] As a further optimized content of the present invention, wherein: the support mechanism includes a support block. A sliding hole is provided on the inner side of the support block. A sliding groove is provided on the upper side of one end of the support block away from the center point of the test cavity of the test chamber. A slider is slidably connected to the inside of the sliding groove. A rotating seat is fixedly connected to the upper end of the slider.
[0007] As a further optimized content of the present invention, wherein: the support block is slidably connected to the vertical rod through the sliding hole. The upper side of the end of the support block away from the sliding groove is in close contact with the tray. The rotating seat is rotatably connected to the rotating rod through the rotating shaft.
[0008] As a further optimized content of the present invention, wherein: the range extension unit includes a toothed plate. A square hole is provided on the inner side of the toothed plate. A positioning block is installed inside the square hole.
[0009] As a further optimized content of the present invention, wherein: the positioning block is arranged in a T shape. The positioning block is fixedly connected to the side plate. The positioning block is slidably connected to the toothed plate through the square hole. The ends of the toothed plate away from the gear are respectively fixedly connected to the space adjustment units arranged at the upper and lower ends.
[0010] As a further optimized content of the present invention, wherein: the included angle formed between the flat plate and the vertical rod is 90°, the included angle formed between the flat plate and the toothed plate is 90°, and the outer side of the flat plate is adapted to the test cavity opened inside the test box and the inner wall of the door panel respectively through a high-temperature resistant sealing ring.
[0011] As a further optimized content of the present invention, wherein: there are four vertical rods, the vertical rods are parallel to each other, and two of the vertical rods on either side are fixedly connected by a side plate. The side plate is located at the lower end of the vertical rod, and the side plate and both sides of the tray are arranged staggeredly.
[0012] As a further optimized content of the present invention, wherein: Step 1: Place the new energy battery into the test cavity arranged inside the test box through the tray: Place the new energy battery into the test cavity through the tray. During the placement process, ensure the horizontal of the new energy battery and ensure that the battery edge does not exceed the tray. Step 2: Power on and operate the device: After the new energy battery is placed, close the door panel and lock it, and then control the device to power on and operate through the control panel. Step 3: Heating stage: When the device is operating and the inside of the test cavity is in the heating stage, the stepping motor does not operate, ensuring that the space between the flat plates is in the maximum state for comprehensively heating the new energy battery. Step 4: Heat preservation stage: After heating up to the required test temperature, stop heating, control the stepping motor to operate. During the movement of the stepping motor, drive the rotating rod to rotate through the connecting shaft. During the rotation of the rotating rod, drive the upper and lower trays arranged up and down to move upward and downward respectively through the support mechanisms arranged up and down, and the gear drives the flat plate to move towards the center point of the test cavity through the range extension unit. When the lower flat plate moves to contact the bottom end of the support block arranged at the lower end, the stepping motor stops operating. Through the movement of the set flat plate, the adjustment of the test cavity space is completed. Step 5: Cooling stage: After the heat preservation test is completed, control the stepping motor to rotate in the reverse direction to drive the flat plate and the tray to return to the initial position to increase the space of the test cavity and dissipate heat from the new energy battery.
[0013] As a further optimized content of the present invention, wherein: in the heating stage, the maximum space distance between the flat plates is not less than the height of the new energy battery to ensure that the battery will not undergo physical deformation or damage due to space limitation during the heating process, and the material of the tray has good thermal conductivity and can transfer heat quickly.
[0014] Compared with the prior art, the beneficial effects of the present invention are: 1. In the present invention, through the provided space adjustment unit and adjustment unit, the space where the new energy battery is placed inside the test chamber can be adjusted during the heating, heat preservation, and cooling stages to meet different requirements during these stages, which can further improve the test efficiency and test effect, and at the same time reduce the energy consumption during the heating and heat preservation stages. 2. In the present invention, through the provided range extender unit cooperating with the rotating rod, while adjusting the size of the space where the new energy battery is placed inside the internal test chamber, the positions of the tray and the new energy battery placed on the upper end of the tray can be adjusted to ensure that the middle position of the test chamber will not block the air inlet and outlet during heat preservation. 3. In the present invention, through the provided side plate, the adjustment unit can be blocked, thereby avoiding the problem of collision between the tray and the new energy battery and the adjustment unit during the test process when they are placed inside the test chamber, further improving the safety and stability of the overall equipment during the test process. Description of the Drawings
[0015] Figure 1 is a schematic diagram of the overall structure of the present invention; Figure 2 is a schematic diagram of the structure of the adjustment unit of the present invention; Figure 3 is of the present invention Figure 2 schematic diagram of the structure at A; Figure 4 is of the present invention Figure 2 schematic diagram of the structure at B; Figure 5 is a schematic diagram of the structure of the space adjustment unit of the present invention; Figure 6 is a schematic diagram of the structure of the support mechanism of the present invention; Figure 7 is a schematic diagram of the structure of the range extender unit of the present invention; Figure 8 is of the present invention Figure 7 schematic diagram of the structure at C.
[0016] In the figure: 1. Test box; 2. Space adjustment unit; 21. Flat plate; 22. Perforation; 23. High-temperature resistant sealing ring; 3. Adjustment unit; 31. Vertical rod; 32. Support mechanism; 321. Support block; 322. Slide hole; 323. Slide groove; 324. Slide block; 325. Rotating seat; 33. Side plate; 34. Rotating rod; 35. Range extender unit; 351. Tooth plate; 352. Square hole; 353. Positioning block; 36. Stepper motor; 37. Connecting shaft; 38. Central shaft; 39. Gear; 310. Rotating shaft; 4. Tray; 5. Door panel. Detailed implementation method
[0017] Please refer to Figures 1-8 , the present invention provides a technical solution: New energy battery environmental adaptability comprehensive test box and its test method, including test box 1 and door panel 5. The front end of test box 1 is rotatably connected to door panel 5 through a hinge. On both sides inside the test cavity of test box 1, adjustment units 3 are installed. Space adjustment units 2 are installed at the upper and lower ends of adjustment unit 3. A tray 4 for placing new energy batteries is installed between adjustment units 3; the space adjustment unit 2 includes a flat plate 21. Perforations 22 are opened on the inner sides of the four corners of flat plate 21. A high-temperature resistant sealing ring 23 is installed on the outer edge of flat plate 21; the adjustment unit 3 includes a vertical rod 31. A side plate 33 is installed in the middle of vertical rod 31. Support mechanisms 32 for supporting tray 4 are installed at the upper and lower ends of vertical rod 31. A gear 39 is rotatably connected to one side of the middle of side plate 33. A central shaft 38 is installed on one side of the middle of gear 39. Rotating rods 34 arranged in a staggered manner are rotatably connected to the outside of central shaft 38. Rotating shafts 310 are installed at the tops of rotating rods 34. The other end of central shaft 38 is fixedly connected to a connecting shaft 37. The other end of connecting shaft 37 is fixedly connected to the main shaft of stepper motor 36. Extension units 35 connected to the space adjustment unit 2 are installed on both sides of gear 39.
[0018] As a further implementation technical solution of this scheme, the stepper motor 36 is installed on the outside of both sides of test box 1 through bolts. The connecting shaft 37 passes through both sides of test box 1. There are two stepper motors 36 and connecting shafts 37 respectively. There is a one-to-one correspondence between stepper motor 36, connecting shaft 37 and the central shaft 38 installed inside test box 1. Through the above setting, installing the stepper motor 36 outside does not need to consider the influence of the environment inside the test cavity on the stepper motor 36; As a further implementation technical solution of this scheme, the support mechanism 32 includes a support block 321. A sliding hole 322 is opened on the inner side of support block 321. A sliding groove 323 is opened on the upper side of the end of support block 321 away from the center point of the test cavity of test box 1. A slider 324 is slidably connected inside the sliding groove 323. A rotating seat 325 is fixedly connected to the upper end of slider 324. Through the support mechanism 32 set above, the tray 4 and the new energy battery placed on the upper end of tray 4 can be stably supported; As a further implementation technical solution of this scheme, the support block 321 is slidably connected to the vertical rod 31 through the sliding hole 322. The upper side of the end of support block 321 away from the sliding groove 323 is in close contact with the tray 4. The rotating seat 325 is rotatably connected to the rotating rod 34 through the rotating shaft 310. Through the above setting, the stability of the tray 4 during use can be further improved; As a further technical solution for the implementation of this solution, the range extender unit 35 includes a toothed plate 351. A square hole 352 is provided inside the toothed plate 351, and a positioning block 353 is installed inside the square hole 352. Through the above settings, by adjusting the position of the flat plate 21, the space for placing the new energy battery inside the test chamber can be adjusted under different requirements; As a further technical solution for the implementation of this solution, the positioning block 353 is T-shaped. The positioning block 353 is fixedly connected to the side plate 33. The positioning block 353 is slidably connected to the toothed plate 351 through the square hole 352. The end of the toothed plate 351 away from the gear 39 is fixedly connected to the space adjustment unit 2 provided at the upper end and the lower end respectively. Through the above settings, the stability of the toothed plate 351 during movement can be ensured, thereby improving the stability of the flat plate 21 during movement; As a further technical solution for the implementation of this solution, the included angle between the flat plate 21 and the vertical rod 31 is 90°. The included angle between the flat plate 21 and the toothed plate 351 is 90°. The outside of the flat plate 21 is adapted to the test chamber provided inside the test box 1 and the inner wall of the door panel 5 through a high-temperature resistant sealing ring 23 respectively. Through the above settings, the sealing effect between the flat plate 21 and the inner wall of the test box 1 and the door panel 5 can be ensured; As a further technical solution for the implementation of this solution, there are four vertical rods 31. The vertical rods 31 are parallel to each other. The two vertical rods 31 on either side are fixedly connected by a side plate 33. The side plate 33 is located at the lower end of the vertical rod 31. The side plate 33 is staggered with both sides of the tray 4. Through the above settings, the overall stability of the equipment during operation can be further improved; As a further technical solution for the implementation of this solution, Step 1: Place the new energy battery into the test chamber provided inside the test box 1 through the tray 4: Place the new energy battery into the test chamber through the tray 4. During the placement process, ensure the horizontal of the new energy battery and ensure that the edge of the battery does not exceed the tray 4; Step 2: Power on and operate the equipment: After the new energy battery is placed, close the door panel and lock it, and then control the equipment to power on and operate through the control panel; Step 3: Heating stage: When the equipment is running and the inside of the test chamber is in the heating stage, the stepping motor 36 does not run, ensuring that the space between the flat plates 21 is in the maximum state for comprehensive heating of the new energy battery; Step 4: Insulation stage: After heating up to the temperature required for testing, stop heating and control the operation of the stepper motor 36. During the movement of the stepper motor 36, drive the rotating rod 34 to rotate through the connecting shaft 37. During the rotation of the rotating rod 34, drive the upper and lower trays 4 arranged up and down to move upward and downward respectively through the support mechanism 32 arranged up and down, and the gear 39 drives the flat plate 21 to move towards the center point of the test chamber through the range extension unit 35. When the lower flat plate 21 moves to contact the bottom end of the support block 321 arranged at the lower end, the stepper motor 36 stops operating, and the adjustment of the test chamber space is completed through the movement of the set flat plate 21. Step 5: Cooling stage: After the insulation test is completed, control the stepper motor 36 to rotate in the reverse direction to drive the flat plate 21 and the tray 4 to return to the initial position, which is used to increase the space of the test chamber and dissipate heat from the new energy battery. Through the above settings, the space inside the test chamber where the new energy battery is placed can be adjusted during the heating, insulation, and cooling stages to meet different requirements during the heating, insulation, and cooling stages, and the test efficiency and test effect can be further improved. As a further technical solution of this scheme, during the heating stage, the maximum space distance between the flat plates 21 is not less than the height of the new energy battery, which is used to ensure that the battery will not undergo physical deformation or damage due to space limitations during the heating process, and the material of the tray 4 has good thermal conductivity and can quickly transfer heat. Through the above settings, the stability during the test process can be further improved and the new energy battery can be well protected.
[0019] In this article, specific examples are used to elaborate on the principle and implementation method of the present invention. The description of the above examples is only used to help understand the method and its core idea of the present invention. The above is only the preferred implementation method of the present invention. It should be noted that due to the limited nature of written expression and the objectively infinite specific structures, for those of ordinary skill in the art in this technical field, without departing from the principle of the present invention, several improvements, retouches or changes can be made, or the above technical features can be combined in an appropriate manner; these improvements, retouches, changes or combinations, or directly applying the concept and technical solution of the invention to other occasions without improvement, should all be regarded as the protection scope of the present invention.
Claims
1. Comprehensive environmental adaptability test chamber for new energy batteries, comprising a test chamber (1) and a door panel (5), characterized in that: The front end of the test chamber (1) is rotatably connected to a door panel (5) through a hinge. On both sides inside the test chamber (1) of the test chamber (1), a regulating unit (3) is installed. At the upper and lower ends of the regulating unit (3), a space regulating unit (2) is installed. A tray (4) for placing new energy batteries is installed between the regulating units (3); The space regulating unit (2) includes a flat plate (21). Perforations (22) are provided on the inner sides of the four corners of the flat plate (21). A high-temperature resistant sealing ring (23) is installed on the outer edge of the flat plate (21); The regulating unit (3) includes a vertical rod (31). A side plate (33) is installed in the middle of the vertical rod (31). Support mechanisms (32) for supporting the tray (4) are installed at the upper and lower ends of the vertical rod (31). A gear (39) is rotatably connected to one side of the middle of the side plate (33). A central shaft (38) is installed on one side of the middle of the gear (39). Rotating rods (34) arranged in a staggered manner are rotatably connected to the outside of the central shaft (38). Rotating shafts (310) are installed at the tops of the rotating rods (34). The other end of the central shaft (38) is fixedly connected to a connecting shaft (37). The other end of the connecting shaft (37) is fixedly connected to the main shaft of a stepping motor (36). Extension units (35) connected to the space regulating unit (2) are installed on both sides of the gear (39).
2. The comprehensive test chamber for environmental adaptability of new energy batteries according to claim 1, wherein: The stepping motor (36) is installed on the outer sides of both sides of the test chamber (1) through bolts. The connecting shaft (37) passes through both sides of the test chamber (1). There are two stepping motors (36) and two connecting shafts (37). The stepping motors (36), the connecting shafts (37) and the central shafts (38) installed inside the test chamber (1) correspond to each other one by one.
3. The comprehensive test chamber for environmental adaptability of new energy batteries according to claim 1, wherein: The support mechanism (32) includes a support block (321). A sliding hole (322) is provided inside the support block (321). A sliding groove (323) is provided on the upper side of one end of the support block (321) away from the center point of the test chamber (1) of the test chamber (1). A slider (324) is slidably connected inside the sliding groove (323). A rotating seat (325) is fixedly connected to the upper end of the slider (324).
4. The comprehensive test chamber for environmental adaptability of new energy batteries according to claim 3, wherein: The support block (321) is slidably connected to the vertical rod (31) through the sliding hole (322). The upper side of the end of the support block (321) away from the sliding groove (323) is in close contact with the tray (4). The rotating seat (325) is rotatably connected to the rotating rod (34) through the rotating shaft (310).
5. The comprehensive test chamber for environmental adaptability of new energy batteries according to claim 1, characterized in that: The extension unit (35) includes a toothed plate (351). A square hole (352) is provided inside the toothed plate (351). A positioning block (353) is installed inside the square hole (352).
6. The comprehensive test chamber for the environmental adaptability of new energy batteries according to claim 5, wherein: The positioning block (353) is arranged in a T shape. The positioning block (353) is fixedly connected to the side plate (33). The positioning block (353) is slidably connected to the toothed plate (351) through the square hole (352). The ends of the toothed plate (351) away from the gear (39) are fixedly connected to the space regulating units (2) arranged at the upper and lower ends respectively.
7. The comprehensive test chamber for the environmental adaptability of new energy batteries according to claim 1, wherein: The included angle between the flat plate (21) and the vertical rod (31) is 90°, the included angle between the flat plate (21) and the toothed plate (351) is 90°, and the outer side of the flat plate (21) is adapted to the test cavity opened inside the test chamber (1) and the inner wall of the door panel (5) respectively through a high-temperature resistant sealing ring (23).
8. The comprehensive test chamber for environmental adaptability of new energy batteries according to claim 1, wherein: There are four vertical rods (31), the vertical rods (31) are parallel to each other, and two of the vertical rods (31) on either side are fixedly connected by a side plate (33). The side plate (33) is located at the lower end of the vertical rod (31), and the side plate (33) is staggered with both sides of the tray (4).
9. The test method of the new energy battery environmental adaptability comprehensive test chamber according to any one of claims 1-8, characterized in that: Step 1: Place the new energy battery into the test cavity arranged inside the test chamber (1) through the tray (4): Place the new energy battery into the test cavity through the tray (4). During the placement process, ensure the horizontality of the new energy battery and ensure that the battery edge does not exceed the tray (4). Step 2: Power on and operate the equipment: After the new energy battery is placed, close the door panel and lock it, and then control the equipment to power on and operate through the control panel. Step 3: Heating stage: When the equipment is operating and the inside of the test cavity is in the heating stage, the stepping motor (36) does not operate, ensuring that the space between the flat plates (21) is in the maximum state for comprehensively heating the new energy battery. Step 4: Insulation stage: After heating to the required test temperature, stop heating and control the stepping motor (36) to operate. During the movement of the stepping motor (36), drive the rotating rod (34) to rotate through the connecting shaft (37). During the rotation of the rotating rod (34), drive the upper and lower trays (4) arranged up and down to move upward and downward respectively through the support mechanism (32) arranged up and down, and drive the flat plate (21) to move towards the center point of the test cavity through the range extension unit (35) by the gear (39). When the lower flat plate (21) moves to contact the bottom end of the support block (321) arranged at the lower end, the stepping motor (36) stops operating, and complete the adjustment of the test cavity space through the movement of the arranged flat plate (21). Step 5: Cooling stage: After the insulation test is completed, control the stepping motor (36) to rotate in the reverse direction to drive the flat plate (21) and the tray (4) to return to the initial position to increase the space of the test cavity and dissipate heat from the new energy battery.
10. The test method of the comprehensive test chamber for environmental adaptability of new energy batteries according to claim 9, wherein: During the heating stage described above, the maximum space distance between the flat plates (21) is not less than the height of the new energy battery to ensure that the battery will not undergo physical deformation or damage due to space limitation during the heating process, and the material of the tray (4) has good thermal conductivity and can transfer heat quickly.