To provide a coil unit capable of inhibiting conduction of heat, noise, and the like from a coil to a board.SOLUTION: A coil unit comprises: a frame including a first metal member having a recess, a resin member closing the recess, and a second metal member that partitions a space surrounded by the first metal member and the resin member into a first space surrounded by metal and a second space, at least part of which is surrounded by resin; a coil disposed in the second space; and a board on which circuits including at least a resonant circuit connected to the coil are mounted and which is disposed in the first space.SELECTED DRAWING: Figure 4
【課題】コイルから基板への熱、ノイズ等の伝導を抑制することができるコイルユニットを提供する。【解決手段】凹部を有する第1金属部材と、前記凹部を塞ぐ樹脂部材と、前記第1金属部材と前記樹脂部材とによって囲まれた空間を、金属によって囲まれた第1空間と、少なくとも一部が樹脂によって囲まれた第2空間とに区分けする第2金属部材とを有する筐体と、前記第2空間に配置されるコイルと、前記コイルに接続される共振回路を少なくとも含む回路が搭載され、且つ、前記第1空間に配置される基板と、を備えるコイルユニット。【選択図】図4
COIL UNIT, WIRELESS POWER TRANSMISSION DEVICE, WIRELESS POWER RECEPTION DEVICE, AND WIRELESS POWER TRANSMISSION SYSTEM
コイルユニット、ワイヤレス送電装置、ワイヤレス受電装置、及びワイヤレス電力伝送システム
2022-11-30
Patent
Electronic Resource
Japanese
IPC: | H01F MAGNETS , Magnete / 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 / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung |
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