To provide a power supply device capable of efficiently supplying power with little transmission loss during bicycle parking, in a power-assisted light vehicle using a conductive rim like aluminum for wheels.SOLUTION: The power supply device 9 of a power-assisted light vehicle transmits power by magnetic coupling of power supply coils 17 of the power supply device of the power-assisted light vehicle installed in a bicycle parking device 16, with relay coils 11 installed to a wheel 14 of the power-assisted light vehicle. The power supply device has ferrite cores 22 opposingly arranged on both sides of the wheel with a space, the power supply coils wound around the ferrite cores, and exposed magnetic poles 22a for generating a magnetic field, without winding the power supply coils around the ferrite cores. A space between the magnetic poles and a conductive rim 18 of the wheel is formed by separating 3 mm or more, or preferably 8 mm or more, from each other.SELECTED DRAWING: Figure 2
【課題】車輪にアルミなどの導電性リムを用いた電動アシスト軽車両において、駐輪時に伝送の損失が少なく、効率よく給電することを可能にした給電装置を提供する。【解決手段】電動アシスト軽車両の給電装置9は、駐輪装置16に設けた電動アシスト軽車両の給電装置の給電コイル17と、電動アシスト軽車両の車輪14に設けた中継コイル11を磁気結合して電力を伝送する。給電装置は、車輪の両側に隙間をもって対峙して配置されたフェライトコア22と、このフェライトコアに巻回した給電コイルと、フェライトコアの給電コイルを巻回しないで露出した磁界発生のための磁極部22aとを有する。この磁極部と、車輪の導電性のリム18と、の間を3mm以上、好ましくは、8mm以上離して形成する。【選択図】図2
POWER SUPPLY DEVICE OF POWER-ASSISTED LIGHT VEHICLE
電動アシスト軽車両の給電装置
2019-09-19
Patent
Electronic Resource
Japanese
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60M Speiseleitungen oder Vorrichtungen am Gleis für elektrisch angetriebene Fahrzeuge , POWER SUPPLY LINES, OR DEVICES ALONG RAILS, FOR ELECTRICALLY-PROPELLED VEHICLES / B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer / H01F MAGNETS , Magnete |
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