Retaining equipment based on from adding cleaner

The utility model discloses a retaining equipment based on from adding cleaner, comprising a water tank, the water tank below is connected and is mixed the box roof, set up level sensor on mixing boxone side board, set up the outlet on another curb plate, the pipeline is passed through to the outlet and carwash brush head is connected, the water tank is by water cavity and interpolation chamber are formed from the beginning, city water tank carries the running water to mixing the box, level sensor gathers running water liquid level information, sends to the controller, the controller starts according to running water liquid level information accessory drive, it includes the hose to add the intracavity, the hose connects gradually counter, drive arrangement and probe, the probe gets into inside it through clear lotion bottle cover groove, drive arrangement is controlled by the treater, the flow information of hose is gathered to the counter, when flow information and running water liquid level information matc