| 摘要 |
PURPOSE: A flow control device for washing a heating pipe is provided to improve the efficiency of the heating pipe cleaning work by crushing the scale mass stuck in the heating pipe by easily converting the supply direction of cleaning water. CONSTITUTION: A flow control device for washing a heating pipe comprises a suction port(31), a left side suction pipe(33), a right side suction pipe(34), a pair of connection ports(35), a left side discharge pipe(36), a right side discharge pipe(37), a discharge port(32) and a valve way(41). The suction port is connected to a washing hose. The left side suction pipe and the right side suction pipe are respectively branched from the suction port. A pair of connection ports is located on the left side suction pipe and the right side suction pipe, respectively. |
