fire extinguisher head
A gun head and fire fighting technology, applied in fire rescue and other directions, can solve the problems of long-range, high-efficiency long-range fire-fighting gun heads, insufficient attention to performance research, and jet concentration that cannot be taken into account at the same time.
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[0024] Attached below Figure 1 to Figure 4 The present invention is further described.
[0025] figure 1 The high-efficiency, water-gathering, and long-range fire-fighting nozzle described in the present invention includes a thickened muzzle 1, a tapered section 2, a seal before connecting the pipe 3, a connecting pipe 4, a seal after connecting the pipe 5, a straight pipe section 6, and a grille Type rectifier 7, bottom flange 8 and other components. The connection between the gun head and the whole water cannon device is to match the flange 10 on the S bend of the gun seat through the bottom flange 8 at the right end of the gun head, and connect by bolts 9 . The bottom flange 8 and the straight pipe section 6 are connected together by continuous welding; during welding, the perpendicularity between the bottom flange 8 and the straight pipe section 6 should be guaranteed to be above grade 6 precision. The grid type rectifier 7 is installed inside the straight pipe section...
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