| 摘要 |
PURPOSE: A spraying nozzle device is provided to offer an assembly comprising a nozzle head having a coupling groove; and a nozzle body having a coupling protrusion, capable of easily and firmly being assembled and preventing water leakage. CONSTITUTION: A spraying nozzle device(1) adhered closely to the surface of a wall comprises a nozzle head(10) provided with a spraying hole(22); and a nozzle body(40) coupled to a side of the nozzle head and feeding water to the spraying hole. The nozzle head comprises a fixing part(12) contacted and attached to the surface of the wall; a spraying part(20) protruding at the center of the fixing part and having the spraying hole which passes through the center thereof; an accepting groove(26) recessed in a cylindrical shape in the spraying part for forming a space therein; and a coupling groove(30) spaced apart along the outer circumference of the accepting groove and recessed in an annular shape. The nozzle body comprises an installation plate(42) closely coupled to the inside of the spraying part and fixed at the spraying part; a hose connection pipe(44) disposed in a side of the installation plate and having a hollow pipe shape for guiding water; an accepting part(50) protruding at the front of the installation plate and fixed in the accepting groove; and a coupling part(60) installed at a position spaced apart along the outer circumference of the accepting part and protruding forwardly.
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