High pressure cleaner equipped with a recovery means for the cleaning liquid and waste

A high pressure cleaner having a cleaning head incorporating a central cleaning chamber defined by an intermediate wall and a pipe extending therein for injecting a cleaning liquid, and a peripheral effluent re-suction chamber formed between the intermediate wall and an outer wall and a suction pipe extending therein connected to suction means, said suction means being incorporated into an effluent recovery means, which comprises a decanter into the upper part where said suction pipe extends and a gaseous effluent discharge pipe communicating with the suction means, a liquid effluent discharge tube connected to pumping means being immersed close to the bottom of the decanter, within an annular filtering member holding back the solid effluents, and wherein the gaseous effluent discharge pipe comprises liquid-gas separating means and filtering means.