Pumping device
The utility model provides a pumping device. Include: sealed lid, suction tube and one -way ventilation part, sealed lid is used for being connected with stock solution container seals, is provided with first passageway and second channel in the sealed lid, and the suction tube has liquid suction en...
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Main Authors | , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , |
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Format | Patent |
Language | Chinese English |
Published |
05.02.2019
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Subjects | |
Online Access | Get full text |
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Summary: | The utility model provides a pumping device. Include: sealed lid, suction tube and one -way ventilation part, sealed lid is used for being connected with stock solution container seals, is provided with first passageway and second channel in the sealed lid, and the suction tube has liquid suction end and goes out the liquid end, the suction tube pass first passageway and with first passageway sealing connection to use the liquid end position outside the stock solution container, and liquid suction end is located the stock solution container, the one -way ventilation part is located the secondchannel, in the one -way ventilation part is used for letting in the stock solution container with the outer gas of stock solution container. The utility model provides a pumping device, through setting up sealed lid, suction tube and one -way ventilation part, wherein sealed lid can with the opening sealing connection of stock solution container, the liquid suction end of suction tube can insertin the liquid of stock sol |
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Bibliography: | Application Number: CN20182920337U |