Mobile concrete pump landing leg head tank device

The utility model relates to a head tank device specifically is applicable to mobile concrete pump and washs the used head tank of concrete. Mobile concrete pump landing leg head tank device is including back landing leg water tank, the ball valve of adding water, play water polo valve, high -pressure squirt, chassis gas holder, L type tee bend ball valve, add water the ball valve with go out the water polo valve all through the articulate on the landing leg water tank of back, be connected through the trachea between add water ball valve and the play water polo valve, the high pressure squirt passes through the high -pressure rubber pipe and goes out the water polo valve to be connected, L type tee bend ball valve connects through the air entrainment that the trachea was connected to back landing leg water tank top, the chassis gas holder passes through the trachea and is connected with L type tee bend ball valve. The utility model discloses a mobile concrete pump landing leg head tank device, because the la