Low-voltage control box and electric automobile

The low-voltage control box comprises a box body, two vertically-arranged first partition plates are installed in the box body, a bearing plate is installed between the two first partition plates, the bearing plate is used for installing electronic components, and a plurality of air outlet pipes are arranged above the bearing plate; a plurality of air outlet holes are formed in the air outlet pipe in the axis direction of the air outlet pipe, a first motor is installed in a second cavity between the left side wall of the box body and the first partition plate, the output end of the first motor is fixedly connected with a residual bevel gear, and the residual bevel gear is in intermittent meshing connection with a first bevel gear and a second bevel gear; a residual bevel gear is sequentially connected with a first bevel gear and a second bevel gear in a meshed mode, so that an air outlet pipe is driven to rotate in one direction around the central axis of the air outlet pipe and then rotate in the opposite di