Water inlet and outlet anti-blocking pipe of aquarium
The utility model discloses an aquarium water inlet and outlet anti-blocking pipe which comprises a connector, a first water pipe and a second water pipe, the first water pipe is located over the connector, the second water pipe is located under the connector, the upper end of the connector is embed...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses an aquarium water inlet and outlet anti-blocking pipe which comprises a connector, a first water pipe and a second water pipe, the first water pipe is located over the connector, the second water pipe is located under the connector, the upper end of the connector is embedded into the lower end of the interior of the first water pipe, and the lower end of the connector is embedded into the upper end of the interior of the second water pipe. A thickening layer is integrally formed on the outer circumferential face of the middle end of the connector, a plurality of anti-skid lines are evenly formed on the outer circumferential face of the thickening layer, thrust ball bearings are embedded between the thickening layer and the first water pipe and between the thickening layer and the second water pipe respectively, sealing rings are embedded between the connector and the first water pipe and between the connector and the second water pipe respectively, and a cavity is formed in the con |
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