| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a suction vehicle with a washing apparatus capable of jetting water and a disinfectant solution, respectively at different pressures. Ž<P>SOLUTION: The suction vehicle with the washing apparatus comprises a pump 6 for sucking water in a water tank part 20 and jetting the water from a washing nozzle 71 through a hose 70; a pressure control valve 61 for controlling the discharge pressure of the pump 6; water supply piping 22 for supplying water to the pump 6 from the water tank part 20; water return piping 23 for returning excess water in pressure control by the pressure control valve 61 to the water tank part 20; disinfectant solution supply piping 32 supplying a disinfectant solution to the pump 6 from a disinfectant solution tank part 30; disinfectant solution return piping 33 for returning an excess disinfectant solution in pressure control by the pressure control valve 61 to the disinfectant solution tank part 30; a first three-way valve 21a, connected to the suction side of the pump 6, the water supply piping 22 and the disinfectant solution supply piping 32; and a second three-way valve 21b, connected to the relief side of the pressure control valve, the water return piping 23 and the disinfectant solution return piping 33. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
|
