Heat exchanger washes incrustation scale device

The utility model discloses a heat exchanger washes incrustation scale device, including collection liquid case, circulating water pump, air drum, drain pipe and time liquid pipe, setting tank and dosing tank are drawn together to collection liquid case and bag, communicate with each other between setting tank and the dosing tank and are equipped with the filter, and circulating water pump's entryis located below the liquid level of dosing tank, circulating water pump's export links to each other with the drain pipe behind the stop valve, the entry and the compressed air source of air drum are connected, and the drain pipe is incorporated into in the export of air drum behind the stop valve, and the other end of drain pipe passes through the coupling and is connected with water inlet branch pipe, the one end of returning the liquid pipe is passed through the coupling and is connected other end connection setting tank with water outlet branch pipe. Originally, wash incrustation scale device simple structure, e