Spray head special for desilting of urban underground pipeline
A technology for underground pipelines and nozzles, which is applied in the direction of cleaning sewer pipes, waterway systems, spraying devices, etc. It can solve the problems of insufficient spraying force, dispersion, and poor cleaning effect, so as to improve uniformity, reduce flow rate loss, and improve dredging efficiency Effect
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[0021] The specific implementation manners of the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
[0022] Such as Figure 1-5 As shown, a preferred embodiment of the present invention, the special sprinkler head for urban underground pipeline dredging has a nozzle seat 1, and the nozzle seat 1 includes a large-angle injection port 11, a water collection tank 12, a water pipe joint 13 and a small-angle injection port 14; The water collecting tank 12 is arranged in a hemispherical shape at one end of the nozzle seat 1, and the water pipe joint 13 is arranged at the other end of the nozzle seat 1, and communicates with the water collecting tank 12. The axis of the nozzle seat 1 is evenly arranged on the outer wall of the nozzle seat 1, and the small-angle injection port 1...
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