Automatic uniform spraying device for interior of tank body

The invention discloses an automatic uniform spraying device for the interior of a tank body, which comprises a base, a fixing mechanism, the tank body, a backing ring, a frame, a liquid inlet pipe, a sliding pipe, a guide block, a guide groove, a driving mechanism, a protection mechanism and a spray head, the fixing mechanism is arranged on the base, the tank body is arranged on the fixing mechanism, the backing ring is adhered to the base, the backing ring is in contact with the tank body, and the frame is arranged on the liquid inlet pipe. A frame is welded to the base, a liquid inlet pipe is installed in the frame through a bearing, a sliding pipe is slidably connected to the outer side of the liquid inlet pipe, a driving mechanism is arranged on the frame, a protection mechanism is arranged on the sliding pipe, and a spray head is fixedly connected to the sliding pipe. The invention relates to an automatic and uniform spraying device for the interior of a tank body. The automatic and uniform spraying dev