Seat bottom cover plate and testing fixture applied to seat bottom cover plate

The seat bottom cover plate comprises a cover plate body and a connecting piece, one end of the cover plate body is provided with a baffle plate which is bent downwards, the other end of the cover plate body is provided with a first hollow part, and a position, close to the first hollow part, of the cover plate body is provided with a second hollow part; a buckle is arranged in the second hollow part; a grid area is arranged on the upper surface close to the baffle plate; a boss is arranged on the lower surface of the grid area, the two sides of the lower surface of the boss are each provided with a positioning plate, and a connecting part is arranged between the two positioning plates; the connecting part is used for being connected with a connecting piece; and a clamping plate is arranged on the lower surface of the cover plate body close to the first hollow part. The cover plate capable of being quickly disassembled and assembled is designed for the seat, whether the cover plate is qualified or not can be