Arc-shaped screw type submersible pump locking device and submersible pump folding and unfolding platform

The embodiment of the utility model discloses an arc-shaped screw type submersible pump locking device and a submersible pump winding and unwinding platform, and the arc-shaped screw type submersible pump locking device comprises a fixed circular ring, an arc-shaped screw rod, an arc-shaped screw rod and an arc-shaped screw rod, the rubber gasket is arranged in the fixing circular ring and located between the submersible pump to be fixed and the inner wall of the fixing circular ring; the adjustable screw locking device is arranged on the fixing circular ring in a penetrating mode, and a fixing plate is arranged at the end, facing the submersible pump to be fixed, of the adjustable screw locking device. By adjusting the adjustable screw locking device, the fixing plate is pushed into the fixing circular ring to be matched with the rubber gasket and the fixing circular ring to fix the submersible pump to be fixed, and the fixing plate is pulled out of the fixing circular ring to relieve fixation of the submers