Cover plate quick release structure

The utility model relates to a cover plate quick-release structure, which comprises a pivotal shaft, a support and an operating piece, the pivotal shaft is used for enabling a toilet cover plate to rotate around the pivotal shaft, the support is fixed on a toilet and used for bearing the pivotal shaft, and the operating piece is used for locking or unlocking the support and the pivotal shaft. The pivotal shaft is provided with a first slot and a second slot which are axially arranged in parallel and a radial insertion hole communicated with the first slot and the second slot, the support is provided with a plug pin used for being inserted into the radial insertion hole, the operating part comprises an operating button, a locking plate and an elastic arm, a clamping hook is arranged on the outer side of the elastic arm, and the clamping hook is connected with the locking plate. A hook is arranged at the tail end of the inner side, a limiting clamping groove matched with the hook is formed in the circumferentia