The utility model relates to battery technology field especially relates to a battery
assembly is with self -
adaptation lock screw device, including base, support plate, product placing seat,
battery pack, BMS, battery cover and support frame, two support plates are fixedly connected on the base, product placing seat is fixedly connected on the base, the
battery pack is placed on product placing seat, is provided with BMS on the
battery pack, support frame is fixedly connected on the base, the battery cover is placed on support frame. Through the rotation push rod drive fixed link and connecting rod rotation, the connecting rod rotation extrude second
mount pad and move to right, second
mount pad and drive third
mount pad, feeding plate, two sliders and two fixed blocks move to right while moving to right, the feeding plate removes and moves the nut in the placing groove to the battery cover, can make the nut and the installation hole on the battery cover automatic alignment in this way, and then can not need manual positioning bolt hole, thereby avoid the nut to fall into the battery pack and cause damage to it when artificial installation.