Patent ID: 11865389
Assignee: CHINA UNIVERSITY OF MINING AND TECHNOLOGY
Field: Environmental technology (Chemistry)
Classification: CPC A | IPC A

Claim 4:
5. The vehicle-mounted large-flow fire-fighting foam fluid mixing system according to claim 2, wherein the pipeline kit comprises a plurality of pipeline valves; a pipeline between the fire water flow pressure monitoring instrument (9) and the fluid mixing device (12) is provided with a pipeline valve; a pipeline between the foam liquid flow pressure monitoring instrument (11) and the fluid mixing device (12) is provided with a pipeline valve; and a pipeline valve is disposed between the right entry of the air inlet end of the negative pressure current collector (2-2) and an end of the atmospheric pressure air drainage tube (3-2), and a pipeline valve is disposed between the left entry of the air inlet end of the negative pressure current collector (2-2) and the auxiliary air flow pressure monitoring instrument (4).