| 摘要 |
An apparatus for injecting fluid and a rinse method for cutting down a maintenance period are provided to remove a foreign material within nozzle by using a drain port. One or more nozzle(180) is installed according to a length direction of a fluid supply tube. A drain port(200) is installed at one side of the fluid supply tube. The drain port removes the foreign material within nozzle. The air is emitted to nozzle through the air gun. The fluid for cleanning is sprayed on one or more nozzle. It removes the foreign material within nozzle. When the fluid is emitted through nozzle, the drain port is closed. When nozzle is washed, the drain port is open. |
