Spliced oxygen inhalation tube
The utility model discloses a spliced oxygen inhalation tube which comprises a first pipeline and a second pipeline, the second pipeline is movably arranged at the bottom end of the first pipeline, the top end of the second pipeline is movably arranged in the bottom end of the first pipeline, and a...
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Main Author | |
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Format | Patent |
Language | Chinese English |
Published |
10.11.2020
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Subjects | |
Online Access | Get full text |
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Summary: | The utility model discloses a spliced oxygen inhalation tube which comprises a first pipeline and a second pipeline, the second pipeline is movably arranged at the bottom end of the first pipeline, the top end of the second pipeline is movably arranged in the bottom end of the first pipeline, and a fixing ring is fixedly arranged on the inner wall of the first pipeline. The bottom end of the fixing ring is movably connected with the top end of a second pipeline, a plurality of first protruding blocks are fixedly arranged on the inner wall of the first pipeline, a plurality of second protrudingblocks are fixedly arranged on the outer side of the second pipeline, and a first limiting ring is fixedly arranged at the top end of the outer side of the first pipeline. A movable ring is movably arranged on the outer side of the first pipeline and located below the first limiting ring in a sleeving mode, a thickening layer is fixedly arranged at the bottom end of the outer side of the first pipeline, and a second limi |
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Bibliography: | Application Number: CN201922338540U |