Carriage material freezing breaking device

The utility model discloses a carriage material freezing breaking device, belongs to the technical field of open wagon carriage cleaning, and aims to solve the problem that bulk materials are difficult to clean and unload when being frozen. Comprising a walking frame and a freezing mechanism, the freezing mechanism comprises a pitching swing arm and a transverse swing arm, the middle of the pitching swing arm is hinged to the walking frame, a piston barrel of a first-stage hydraulic cylinder is hinged to the walking frame, a piston rod of the first-stage hydraulic cylinder is arranged downwards and hinged to the outer end of the pitching swing arm, and the inner end of the pitching swing arm is connected with one end of the transverse swing arm; when a piston rod of the first-stage hydraulic cylinder stretches out, the pitching swing arm rotates to drive the freezing-breaking head to enter the carriage, the freezing-breaking head is located at the bottom of the transverse swing arm, and when the piston rod of