A drainer based on a rotating drainage core structure
A drainer and skeleton structure technology, which is applied in water supply devices, indoor sanitary plumbing devices, buildings, etc., can solve the problems that cannot be disassembled and cleaned, easily corroded by debris, and easy to block water pipes, so as to achieve less vibration and long service life , rapid drainage effect
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[0031] A drainer based on a rotating drainage core structure, its structure is as follows figure 1 As shown, the drainer includes a drainer body 1, a drainage core 2, an annular lower plate 3 and a soft rubber cover 4. The drainer body 1 is a cylindrical structure with a hollow inner cavity, and the drainer core 2 and the annular lower plate 3 are self-contained. It is arranged in the inner cavity of the drain body 1 from top to bottom, and the rubber soft cover 4 is plugged in the upper mouth of the drain to play the function of stopping water.
[0032] Each component is further described below. The top of the drain body 1 is provided with an annular convex body 13 protruding outwards, the outer side of the lower part is provided with external threads 14, and the middle part of the inner cavity is provided with a shoulder 11 for placing the annular lower plate 3. The annular convex body 13 is connected with the recessed hole structure at the lower end of the washbasin, and t...
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