No -negative pressure variable -frequency water supply equipment
The utility model discloses a no -negative pressure variable -frequency water supply equipment, the filter including connect on the inlet channel the portion of intaking with water portion goes out, be equipped with filter screen no. 1 at the afterbody of the portion of intaking, be equipped with fi...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses a no -negative pressure variable -frequency water supply equipment, the filter including connect on the inlet channel the portion of intaking with water portion goes out, be equipped with filter screen no. 1 at the afterbody of the portion of intaking, be equipped with filter screen no. 2 at a tip of water portion, all being equipped with annular protruding edge on thesurface of portion of intaking and play water portion, being equipped with the ring channel on the annular protruding edge, be equipped with the bellows in the portion of intaking with the surface cover that goes out water portion, the both ends of bellows are fixed respectively in the ring channel, when the bellows is the contraction state, portion of intaking and play water portion are inconsistent, annular protruding edge and the annular protruding edge in the water portion in the portion of intaking are inconsistent, filter screen no. 1 and filter screen two -phase laminating, when the bellows is the diastole stat |
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