PORTABLE FAN, DRIVING CIRCUIT FOR PORTABLE FAN, AND HANDHELD FAN

A portable fan, comprising an air duct portion (10), an air blowing portion (20) and a handheld portion (30). The air duct portion comprises a body, wherein an air guide cavity (13) is provided inside the body; an air outlet (121) and an air inlet (111) are provided at two opposite ends of the air d...

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Bibliographische Detailangaben
Hauptverfasser:	GAO, Haijun, ZHENG, Guanzheng, YANG, Yinggai, XIE, Jiahang, LI, Xiangfu
Format:	Patent
Sprache:	chi ; eng ; fre
Schlagworte:	BLASTING CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS GENERATION HEATING LIGHTING MECHANICAL ENGINEERING NON-POSITIVE DISPLACEMENT PUMPS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS SYSTEMS FOR STORING ELECTRIC ENERGY WEAPONS
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Beschreibung
Zusammenfassung:	A portable fan, comprising an air duct portion (10), an air blowing portion (20) and a handheld portion (30). The air duct portion comprises a body, wherein an air guide cavity (13) is provided inside the body; an air outlet (121) and an air inlet (111) are provided at two opposite ends of the air duct portion, and both the air outlet and the air inlet are in communication with the air guide cavity; and a positioning projecting column (122) is provided in the body. The air blowing portion comprises rotary blades (21) and a driving portion (22) that is in drive connection with the rotary blades, wherein the rotary blades are rotatably mounted in the air guide cavity and are arranged towards the air outlet; and the driving portion comprises a stator (221) and a rotor (222) sleeved on the outside of the stator, with the rotor being fixedly mounted on the rotary blades and being coaxially arranged with the rotary blades, and the stator being fixedly sleeved on the positioning projecting column. La présente demand