Comprehensive multi-purpose fire truck
A fire truck, multi-purpose technology, applied in fire rescue and other directions, can solve the problem of unnecessary firefighters, achieve the effect of adjustable projection direction, fast and timely fire extinguishing effect, and reasonable structure
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[0028] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0029] Such as figure 1 and figure 2 As shown, the principle diagram of the comprehensive multi-purpose fire truck of the present invention is provided, which is composed of a projecting device 9, a piston 4 and a driving device arranged on a vehicle frame 10, and the projecting device 9 is composed of a parabolic air channel 1 and at least one pressure The air passage 2 is composed of the parabolic air passage 1 and the pressure air passage through the communication cavity 3, the front ends of the parabolic air passage 1 and the pressure air passage 2 are open, and the piston 4 is arranged in front of the pressure air passage 2. The driving device is used to drive the projecting device 9 to move towards the piston 4 .
[0030] Such as figure 2 As shown, during the movement of the piston 4 in the pressure air channel 2, the gas in the pressure air ...
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