Battery box lower tray

Battery box lower tray

  • CN 106,711,370 B
  • Filed: 12/29/2016
  • Issued: 09/22/2020
  • Est. Priority Date: 12/29/2016
  • Status: Active Grant
First Claim
Patent Images

1. A tray under a battery box, comprising:

  • the lower tray comprises a lower tray main body, a first plug and a second plug, wherein the lower tray main body, the first plug and the second plug are extruded aluminum profiles and are spliced into a whole through friction stir welding;

    the lower tray main body is internally provided with a cavity, the first plug and the second plug are respectively welded and spliced at two ends of the lower tray main body, a top plate and a bottom plate which are arranged in parallel are arranged in the cavity, a plurality of sub-partition plates which are perpendicular to the top plate and are arranged at intervals are arranged between the top plate and the bottom plate, two ends of each sub-partition plate are arranged at intervals with the top plate and the bottom plate, an upper partition plate is arranged at intervals of every first preset number of sub-partition plates, one end of each upper partition plate is connected with the top plate, the other end of each upper partition plate is arranged at intervals with the bottom plate, a lower partition plate is arranged between every two adjacent upper partition plates, one end of each lower partition plate is connected with the bottom plate, the other end of each lower partition plate is arranged at intervals with the top plate, so that the lower tray of the battery box forms an S-shaped through channel, and, cooling liquid is circulated, the top ends of the sub-partition plates between the adjacent upper partition plates form a concave arc shape, and the bottom ends of the sub-partition plates between the adjacent lower partition plates form an arched arc shape;

    an air cavity is arranged in the lower tray main body and is positioned on one side, far away from the battery module, in the lower tray main body.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×