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CN-224231933-U - Lithium battery high-low temperature performance detection mechanism

CN224231933UCN 224231933 UCN224231933 UCN 224231933UCN-224231933-U

Abstract

The utility model discloses a lithium battery high-low temperature performance detection mechanism, which belongs to the technical field of lithium battery detection and comprises a detection box, a heating box, a refrigerating box and a positioning mechanism, wherein the heating box and the refrigerating box are fixedly arranged in the detection box, the positioning mechanism is arranged in the heating box and the refrigerating box, the positioning mechanism comprises a supporting plate, an extending plate, a first clamping plate and a second clamping plate, hollow screen plates are arranged in the heating box and the refrigerating box, the supporting plate is fixedly arranged above the hollow screen plates, clamping grooves are formed in the supporting plate, a screw rod is arranged in the clamping grooves, a spacing ring is arranged in the middle of the screw rod, wire teeth on two sides of the spacing ring are opposite in direction, the first clamping plate is arranged on two sides of the spacing ring and is arranged on the screw rod, the extending plate is fixedly arranged on two sides of the supporting plate, the second clamping plate is elastically arranged on the extending plate, and a lithium battery is placed between the first clamping plate and the second clamping plate. According to the utility model, the performance detection of the lithium battery in the high-temperature and low-temperature environment can be realized in the same equipment, and the detection efficiency is improved.

Inventors

  • Shao Gangan
  • Xing Aowei
  • LIU MENGYU
  • LIU XIN
  • LI TANGSUO
  • ZHANG ZHAO

Assignees

  • 国科能源(滁州)有限公司

Dates

Publication Date
20260512
Application Date
20250507

Claims (10)

  1. 1. The lithium battery high-low temperature performance detection mechanism comprises a detection box (1), a heating box (2), a refrigerating box (3) and a positioning mechanism, wherein the heating box (2) and the refrigerating box (3) are fixedly arranged in the detection box (1), a partition plate (12) is arranged between the heating box (2) and the refrigerating box (3), and the positioning mechanism is arranged inside the heating box (2) and the refrigerating box (3); The lithium battery positioning mechanism is characterized by comprising a supporting plate (5), an extension plate (6), a first clamping plate (54) and a second clamping plate (64), wherein hollow screen plates (4) are arranged inside the heating box (2) and the refrigerating box (3), the supporting plate (5) is fixedly arranged above the hollow screen plates (4), clamping grooves (51) are formed in the supporting plate (5), a screw rod (52) is arranged in the clamping grooves (51), a spacing ring (53) is arranged in the middle of the screw rod (52), screw teeth on two sides of the spacing ring (53) are opposite in direction, the screw rod (52) is connected with the output end of a motor (55), the first clamping plate (54) is arranged on two sides of the spacing ring (53) and is arranged on the screw rod (52), the extension plate (6) is fixedly arranged on two sides of the supporting plate (5), and a lithium battery is arranged between the first clamping plate (54) and the second clamping plate (64) in an elastic mode.
  2. 2. The lithium battery high-low temperature performance detection mechanism according to claim 1, wherein a heating wire (21) is arranged at the bottom of the hollowed-out screen plate (4) in the heating box (2).
  3. 3. The lithium battery high-low temperature performance detection mechanism according to claim 1, wherein a condensation pipe (31) is arranged at the bottom of the hollowed-out screen plate (4) in the refrigerating box (3).
  4. 4. The lithium battery high-low temperature performance detection mechanism according to claim 1, wherein the heating box (2) and the refrigerating box (3) are internally provided with temperature detectors (7) respectively.
  5. 5. The lithium battery high-low temperature performance detection mechanism according to claim 1, wherein two control panels (11) are arranged on the outer side wall of the detection box (1).
  6. 6. The lithium battery high-low temperature performance detection mechanism according to claim 1, wherein the detection box (1) is made of transparent materials.
  7. 7. The lithium battery high-low temperature performance detection mechanism according to claim 1, wherein one end of the extension plate (6) is fixedly connected with the side wall of the support plate (5), the other end of the extension plate is provided with a vertical plate (61), the side wall of the vertical plate (61) is provided with a mounting cylinder (62), a spring (63) is arranged inside the mounting cylinder (62), a guide pillar (65) is arranged on one side, close to the mounting cylinder (62), of the second clamping plate (64), and the guide pillar (65) is inserted into the mounting cylinder (62) and is connected with the spring (63).
  8. 8. The lithium battery high-low temperature performance detection mechanism according to claim 7, wherein the first clamping plate (54) and the second clamping plate (64) are positioned on the same horizontal plane.
  9. 9. The lithium battery high-low temperature performance detection mechanism according to claim 7, wherein the guide post (65) is sized to fit the internal aperture of the mounting cylinder (62).
  10. 10. The lithium battery high-low temperature performance detection mechanism according to claim 1, wherein soft pads are arranged on the first clamping plate (54) and the second clamping plate (64).

Description

Lithium battery high-low temperature performance detection mechanism Technical Field The utility model relates to the technical field of lithium battery detection, in particular to a lithium battery high-low temperature performance detection mechanism. Background The lithium battery is used as a core power source of modern electronic equipment and new energy automobiles, and the quality of the lithium battery directly influences the quality and the use experience of related products. The performance of the lithium battery material plays a decisive role in the capacity, charge-discharge efficiency, cycle life and safety of the lithium battery. Chinese patent CN220084898U discloses a high-efficient detection device for new forms of energy lithium battery material performance, through setting up temperature regulation subassembly, refrigerates through the semiconductor refrigerator, heats through the heating pipe circular telegram to control the heating and reduce the processing to the box inner wall, thereby conveniently can simulate the performance condition when carrying out the work under different temperatures when carrying out the performance detection to new forms of energy lithium battery material, conveniently improve the accuracy of testing result. However, this patent has a problem in that since the heating pipe and the semiconductor refrigerator are in the same cabinet, the temperature of the surrounding environment is increased when the heating pipe is operated, and the refrigerating efficiency and the service life of the semiconductor refrigerator may be affected when the semiconductor refrigerator is operated in a high temperature environment. Also, the low temperature environment generated during the refrigeration of the semiconductor refrigerator may have a certain influence on the performance and service life of the heating pipe, increasing the maintenance cost and the replacement frequency of the equipment. Disclosure of utility model The utility model provides a lithium battery high-low temperature performance detection mechanism, which can solve the problem that the service life of a heating pipe and a semiconductor refrigerator in a comparison document is mutually influenced when the heating pipe and the semiconductor refrigerator work. The utility model provides a lithium cell high low temperature performance detection mechanism, includes detection case, heating case, refrigeration case and positioning mechanism, the detection incasement is fixed to be provided with heating case and refrigeration case, be provided with the baffle between heating case and the refrigeration case, positioning mechanism sets up inside heating case and the refrigeration case, positioning mechanism is including backup pad, extension board, first splint and second splint, heating case and refrigeration incasement portion are provided with the fretwork otter board, the backup pad is fixed to be set up in fretwork otter board top, the clamp groove has been seted up on the backup pad, be provided with the lead screw in the clamp groove, be provided with the spacer ring in the middle of the lead screw, the wire tooth direction of spacer ring both sides is opposite, the lead screw is connected with the motor output, first splint sets up in the spacer ring both sides and installs on the lead screw, the extension board is fixed to be provided with the backup pad both sides, the second splint elasticity sets up on the extension board, the lithium cell has been placed between first splint and the second splint. According to one embodiment of the utility model, the bottom of the hollowed-out screen plate in the heating box is provided with the heating wires. According to one embodiment of the utility model, the bottom of the hollowed-out screen plate in the refrigeration box is provided with a condensation pipe. According to one embodiment of the utility model, the heating box and the refrigerating box are respectively provided with a temperature detector. According to one embodiment of the utility model, the outer side wall of the detection box is provided with two control panels. According to one embodiment of the present utility model, the detection box is made of transparent material. According to one embodiment of the utility model, one end of the extension plate is fixedly connected with the side wall of the support plate, the other end of the extension plate is provided with a vertical plate, the side wall of the vertical plate is provided with a mounting cylinder, a spring is arranged in the mounting cylinder, one side, close to the mounting cylinder, of the second clamping plate is provided with a guide pillar, and the guide pillar is inserted into the mounting cylinder and connected with the spring. According to one embodiment of the utility model, the first clamping plate and the second clamping plate are located on the same horizontal plane. According to one embodiment of the utility model, the guide post is