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CN-224231929-U - Power battery detection cabinet

CN224231929UCN 224231929 UCN224231929 UCN 224231929UCN-224231929-U

Abstract

The utility model discloses a power battery detection cabinet, which comprises a cabinet body, a battery rack assembly and an air cooling assembly, wherein the cabinet body is provided with an accommodating groove, the front end of the cabinet body is provided with an opening communicated with the accommodating groove, the battery rack assembly is arranged in the accommodating groove, the battery rack assembly comprises a shell and a baffle, the shell is provided with at least two accommodating cavities which are arranged side by side at intervals, each accommodating cavity is provided with an avoidance opening communicated with the opening, the adjacent accommodating cavities are separated by the baffle, the baffle is provided with an air channel, the air channel is configured to communicate the adjacent accommodating cavities, the air channel is provided with an air inlet and an air outlet, the air inlet and the air outlet are staggered along the up-down direction, each accommodating cavity is internally provided with a contact assembly, the contact assembly is used for being electrically connected with a battery positioned in the accommodating cavity, the air cooling assembly comprises an air inlet pipe and an air outlet pipe, the air inlet pipe is communicated with the first accommodating cavity, and the air outlet pipe is communicated with the last accommodating cavity, and other normal batteries can be prevented from being influenced when the battery fires due to the staggered arrangement of the air inlet and the air outlet.

Inventors

  • LI PENGDONG
  • LI LIJUN
  • MA SHOUFENG
  • HUANG YINGLIN
  • CHEN YONGGUANG
  • LU YINGCHANG

Assignees

  • 广东新力能源有限公司

Dates

Publication Date
20260512
Application Date
20250113

Claims (10)

  1. 1. A power battery detection cabinet, characterized by comprising: The cabinet body (100) is provided with a containing groove, and the front end of the cabinet body (100) is provided with an opening (110) communicated with the containing groove; The battery rack assembly (200) is arranged in the accommodating groove, the battery rack assembly (200) comprises a shell (210) and a partition plate (220), the shell (210) is provided with at least two accommodating cavities (201) which are arranged side by side at intervals, the accommodating cavities (201) are provided with avoiding openings (202) communicated with the openings (110), the adjacent accommodating cavities (201) are separated by the partition plate (220), the partition plate (220) is provided with an air duct (221), the air duct (221) is configured to communicate the adjacent accommodating cavities (201), the air duct (221) is provided with an air inlet (222) and an air outlet (223), the air inlet (222) and the air outlet (223) are arranged in a staggered mode, and each accommodating cavity (201) is internally provided with a contact assembly (300) which is used for being electrically connected with a battery arranged in the accommodating cavity (201); The air cooling assembly comprises an air inlet pipe (410) and an air outlet pipe (420), wherein the air inlet pipe (410) is communicated with the first accommodating cavity (201), and the air outlet pipe (420) is communicated with the last accommodating cavity (201).
  2. 2. The power battery detection cabinet according to claim 1, wherein the contact assembly (300) comprises a sliding seat (310) and a return spring (320), the sliding seat (310) is arranged at the top of the accommodating cavity (201) and can slide along the up-down direction, the return spring (320) is used for enabling the sliding seat (310) to slide along the direction close to the bottom wall of the accommodating cavity (201), one side of the sliding seat (310) facing the bottom of the accommodating cavity (201) is provided with a first contact point (330) and a second contact point (340), and one of the first contact point (330) and the second contact point (340) is used for being connected with the positive electrode of a battery, and the other contact point is used for being connected with the negative electrode of the battery.
  3. 3. The power battery detection cabinet according to claim 2, wherein one end of the sliding seat (310) close to the opening (110) is provided with a guide portion (311), and the distance between the guide portion (311) and the bottom of the accommodating cavity (201) gradually decreases from the front end of the cabinet body (100) to the rear end of the cabinet body (100).
  4. 4. The power battery detection cabinet according to claim 1, wherein a roller shaft (230) is rotatably connected to the bottom of the accommodating chamber (201), a plurality of roller shafts (230) are provided, and the roller shafts (230) are used for supporting batteries.
  5. 5. The power cell detection cabinet according to claim 1, wherein a fixing structure is provided between the partition plate (220) and the housing (210).
  6. 6. The power battery detection cabinet according to claim 5, wherein the fixing structure comprises a first fixing groove (211) and a second fixing groove (212) which are arranged in the casing (210), the first fixing groove (211) and the second fixing groove (212) are arranged opposite to each other along the up-down direction, the upper end of the partition plate (220) is accommodated in the first fixing groove (211) and is abutted to the side wall of the first fixing groove (211), and the lower end of the partition plate (220) is accommodated in the second fixing groove (212) and is abutted to the side wall of the second fixing groove (212).
  7. 7. The power battery detection cabinet according to claim 1, characterized in that each of the accommodation cavities (201) is provided with a temperature sensor for detecting the temperature of the corresponding accommodation cavity (201).
  8. 8. The power battery detection cabinet according to claim 1, further comprising a fire door (500), the fire door (500) being rotatably connected with the cabinet body (100) to open or close the accommodation groove.
  9. 9. The power battery detection cabinet according to claim 8, wherein a handle (520) is arranged at the front end of the fireproof door (500), the fireproof door (500) is provided with an observation window (510), and the observation window (510) is made of transparent materials.
  10. 10. The power battery detection cabinet according to claim 1, wherein a plurality of the accommodation grooves are provided, a plurality of the accommodation groove arrays are provided at intervals, and a plurality of the battery rack assemblies (200) are provided correspondingly.

Description

Power battery detection cabinet Technical Field The utility model relates to the technical field of power battery detection equipment, in particular to a power battery detection cabinet. Background At present, most of the new energy automobile batteries adopt lithium ion batteries which are a complex system and comprise an anode, a cathode, a diaphragm, electrolyte, a current collector, an adhesive, a conductive agent and the like, wherein the lithium ion batteries are roughly divided into cylindrical batteries, square batteries and soft package batteries according to the forms, the production of the lithium ion batteries has certain difference, but the general processes comprise pole piece manufacturing, cell synthesis and formation packaging. The battery formation is to activate the battery core by first charging, and generate effective passivation film on the surface of the negative electrode in the process to initialize the lithium battery, and the formation process is divided into the following categories according to different conditions such as temperature, current and liquid injection port during the formation of the lithium battery, such as high-temperature formation, low-temperature formation, high-current formation, and low-current formation. In battery formation, the battery is cooled by air cooling in order to control the temperature at the time of battery formation, however, during actual processing, there is a possibility that failure is caused by variations in battery production process, circuit problems, and the like, and a fire phenomenon is likely to occur when failure occurs, affecting other normal batteries. Disclosure of utility model The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the power battery detection cabinet which can avoid the influence of abnormal expansion on other normal batteries. According to an embodiment of the utility model, a power battery detection cabinet includes: the cabinet body is provided with a containing groove, and the front end of the cabinet body is provided with an opening communicated with the containing groove; The battery rack assembly is arranged in the accommodating groove and comprises a shell and a partition plate, at least two accommodating cavities are arranged in the shell at intervals side by side, each accommodating cavity is provided with an avoidance port communicated with the opening, adjacent accommodating cavities are separated by the partition plate, the partition plate is provided with an air duct, the air duct is configured to communicate the adjacent accommodating cavities, the air duct is provided with an air inlet and an air outlet, the air inlet and the air outlet are staggered along the up-down direction, each accommodating cavity is internally provided with a contact assembly, and the contact assembly is used for being electrically connected with a battery in the accommodating cavity; The air cooling assembly comprises an air inlet pipe and an air outlet pipe, wherein the air inlet pipe is communicated with the first accommodating cavity, and the air outlet pipe is communicated with the last accommodating cavity. The power battery detection cabinet provided by the embodiment of the utility model has at least the following beneficial effects: When the power battery cabinet works, the battery is placed in the corresponding accommodating cavity, the external power supply supplies power to the corresponding battery through the contact assembly, so that the battery is subjected to a formation process, cold air enters the first accommodating cavity from the air inlet pipe through the heat radiating assembly, then sequentially enters the other accommodating cavities through the air channel of the corresponding partition plate, and is discharged from the air outlet pipe. According to some embodiments of the utility model, the contact assembly comprises a sliding seat and a return spring, wherein the sliding seat is arranged at the top of the accommodating cavity and can slide along the up-down direction, the return spring is used for enabling the sliding seat to slide along the direction close to the bottom wall of the accommodating cavity, a first contact point and a second contact point are arranged on one side of the sliding seat, which faces the bottom of the accommodating cavity, of the sliding seat, one of the first contact point and the second contact point is used for being connected with the positive electrode of the battery, and the other contact point is used for being connected with the negative electrode of the battery. According to some embodiments of the utility model, the sliding seat is provided with a guiding part at one end close to the opening, and the distance between the guiding part and the bottom of the accommodating cavity is gradually reduced from the front end of the cabinet body to the rear end of the cabinet body.