Plate heat exchanger scale removal device

The utility model discloses a plate heat exchanger scale removal device, including heat transfer board group and scale removal subassembly, the scale removal subassembly includes scale removal subassembly and secondary scale removal subassembly, and one time the scale removal subassembly all is linked together through coupling hose including first valve, water pitcher, high-pressure circulation washing unit and a second valve of feeding through in proper order, above-mentioned each parts, and secondary scale removal subassembly all is linked together through coupling hose including third valve, no. Two water pitchers, high-pressure circulation washing unit and four valves of feeding through in proper order, above-mentioned each parts. The utility model discloses a high pressure circulation washing unit drives the incrustation scale of heat exchanger inside through inlet tube, outlet pipe and no. Two inlet tubes, no. Two outlet pipes, and is simple and convenient, uses manpower sparingly, need not to remove the heat exchanger, saves time, also need not to fasten the heat exchanger, the phenomenon that the nut takes off mouthful can not appear, has got rid of the potential safety hazard, can realize quick carrying out the scale removal to the heat exchanger.