| 摘要 |
A drain cleaning apparatus is provided to enhance the efficiency of drain cleaning by supplying the water or the air and to adjust the total length of cleaning apparatus by connecting unit apparatuses. A drain cleaning apparatus comprises a head(110) including a nozzle hole(112) spraying the water or the air on the front end, a spring pipe(124) which advances in the principle of screw propulsion in order to remove the foreign material inside the drain, a body(120) including a penetrating pipe(122) which passes through the head and supplies the water or the air, and a connection part(130) connecting the body to a pump supplying the water or the air.
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