| 摘要 |
PURPOSE: A rotary type injection device for cleaning tube is provided to easily regulating the rotation speed and the rising height according to the supplied fluid, to make the internal corrosion problem zero, and to make the uniform injection of fluid and the easy cleaning of large-sized tube possible. CONSTITUTION: The rotary type injection device for cleaning tube, in which the down opened tube is cleaned in the vertically erected state, includes; a constituting unit, in which the injection device is arranged on the lower center of the tube inside a separating device and the outer fluid is flowed in; a body(1,2) connected with fluid supply line outside the injection device; an impeller(3) rotating inside the body; a flow path(5) to rotate the impeller(3); a rotation shaft(4) connected with an injection nozzle(6) in the impeller(3); an injection nozzle(6) connected with the rotation shaft(4); and bearings(7,8) making the rotation smooth.
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