| 摘要 |
A jet sprayer for fire fighting is provided which requires no particular equipment and brings a fire under control quickly without needing to have an access path. The jet sprayer for fire fighting comprises: a water tank(10) mounted on a vehicle; a power takeoff(30) connected to the mission of the vehicle, an engine installed for separate use, a hydraulic motor, etc.; a high pressure pump(20) for pumping water at a high pressure; an abrasive tank(40) for supplying abrasive so that the abrasive is mixed with water pumped by the high pressure pump; a high pressure hose(60) for moving a mixed water of the pumped water and the abrasive fed from the abrasive tank; and a jet gun(70) consisting of a main body, a blast pipe provided with a coupling portion and a rotary shaft and a movable support provided with a fixed portion.
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