| 摘要 |
PURPOSE: A drain trap is provided to install a drain trap precisely on the exact spot by preventing the exposure and play of a spiral part and removing impurities in a drainage hole. CONSTITUTION: The drain trap comprises: a main body(1) containing an inclined drainage way(1c) for connecting a primary drainage space(1a) and a secondary drainage space(1b), and a support hanging projection formed on a bearing pipe(1d) of the lower part of the primary drainage space(1a) and a bearing pipe(1e) of the lower part of the secondary drainage space(1b); an upper plate(2) provided with a primary drainage hole and a secondary drainage hole; a top plate(3) provided with a primary drainage hole and a secondary drainage hole, wherein a filter bearing groove(10) and a drainage hole-fitting spiral groove(11) are formed on a primary drainage hole, bearing pipe-hanging grooves(12) are formed on the upper and lower parts of a secondary drainage hole, and a spiral pipe-hanging projection is formed on one side of the inside; a hollow anti-odor drainage hole(4) provided with a knob projected piece(4a) of the inside diameter and a spiral(4b) of the outside diameter; a bearing pipe(5) provided with a drainpipe bearing part(5a), an end projection(5b) and a spiral groove(5c), and a spiral pipe(6) provided with a spiral(6a) of the outside, a vertical guide groove(6b) of the outside and a projected ring part(6c); and a support(7) provided with a bearing groove(7a), a bearing hole(7b) and a fixture formed on the outer wall of the bearing groove(7a) and the bearing hole(7b).
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