Lifting device for quickly replacing submersible pump

The lifting device comprises a base and a clamping assembly, a plurality of supporting blocks are arranged at the four corners of the bottom end of the base in an array mode, connecting supporting legs are arranged on the two sides of each supporting block, a supporting plate is arranged at the bottom ends of the connecting supporting legs, and the clamping assembly is arranged on the base. A plurality of second springs are arranged at the bottom end of the supporting plate and connected with the connecting plate. The lifting device capable of rapidly replacing the submersible pump is reasonable in structure, related personnel can conveniently adjust the lifting device according to related conditions during operation, the operation efficiency is improved, the lifting device can be stably supported after the lifting device reaches an operation position, the situation that the lifting device topples over due to external factors is avoided, and the safety of the lifting device is improved. And the submersible pu