Novel suction head structure

The utility model discloses a novel suction head structure which comprises a connecting pipe, a controllable one-way valve is arranged below the connecting pipe, the controllable one-way valve comprises an outer shell, a fixing groove, a first clamping block, a first plug pin, a fixing block, an inn...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: YU WEIZHE
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model discloses a novel suction head structure which comprises a connecting pipe, a controllable one-way valve is arranged below the connecting pipe, the controllable one-way valve comprises an outer shell, a fixing groove, a first clamping block, a first plug pin, a fixing block, an inner shell, a spring and a ball valve, and a fixing clamping sleeve is arranged below the controllable one-way valve. The fixing clamping sleeve comprises a fixing ring, an upper clamping sleeve, a lower clamping sleeve, a rotating shaft, a second plug pin and a second clamping block, and a disposable suction head is arranged below the fixing clamping sleeve. Through the structure, the sealing effect can be improved by utilizing the clamping effect of the lower clamping sleeve and the shell, and the lower clamping sleeve and the upper clamping sleeve can be conveniently opened and closed by utilizing the matching of the groove in the second clamping block and the second bolt, so that the effect of conveniently replac