Cleaning device capable of automatically switching between water and air

The invention provides a device capable of automatically switching between water and air and for cleaning liquid packaging containers. The cleaning device comprises a valve seat, a nozzle is arranged on the valve seat, a water spraying pipe and an air spraying pipe are connected to two sides of the...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	GU JIANXIN, CHEN GENMING, DU HONGXIANG, ZENG YONG, XIAO HAIRONG, SUN JIANYAO, WANG QUAN, WANG XIAODONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ACTUATING-FLOATS APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL ATOMISING APPARATUS BLASTING COCKS DEVICES FOR VENTING OR AERATING ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING LIGHTING MECHANICAL ENGINEERING NOZZLES PERFORMING OPERATIONS SPRAYING APPARATUS SPRAYING OR ATOMISING IN GENERAL TAPS THERMAL INSULATION IN GENERAL TRANSPORTING VALVES WEAPONS
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Beschreibung
Zusammenfassung:	The invention provides a device capable of automatically switching between water and air and for cleaning liquid packaging containers. The cleaning device comprises a valve seat, a nozzle is arranged on the valve seat, a water spraying pipe and an air spraying pipe are connected to two sides of the valve seat respectively, a valve port is formed inside the valve seat, a valve spool is mounted in the valve port, a first sealing ring and a second sealing ring are sleeved at outer edges of two sides of the valve spool respectively, and the valve spool slides in the valve port to realize automatic water and air switching under the influence of water pressure or air pressure. The device has the advantages that functions of washing and draining are achieved simultaneously, the problem about residual water draining after containers are cleaned with water is solved, production process is simplified, cleaning time is saved, and cost is lowered.