To provide an electric wiring device for a vehicle having an inexpensive and simple structure and to which optional equipment can be attached.SOLUTION: An electric wiring device for a vehicle includes: a retrofit relay 42 having an input end to which a power source for additional equipment is connected and an output end connected to a predetermined port of an extension connector to which the additional equipment is connected, and being turned on by energization to a coil 42C to supply power of the power source for additional equipment to the additional equipment; an excitation circuit 62 having one end connected to the coil 42C of the retrofit relay 42; respective output terminals 56, 58, and 60 of an IG power source that outputs a voltage of 12 V when a power source switch of the vehicle is in an ON or START position, an ACC power source that outputs a voltage of 12 V when the power source switch of the vehicle is in an ACC or ON position, and a +BA power source that always outputs a voltage of 12 V regardless of a position of the power source switch of the vehicle; and a circuit switching unit 40 configured to switch electric connection with the excitation circuit 62 by mounting a bus bar 54.SELECTED DRAWING: Figure 3
【課題】オプション機器の装着が可能な低廉で簡素な構造の車両用電気配線装置を提供する。【解決手段】入力端に追加装備用電源が接続されると共に、増設コネクタにおいて追加装備が接続される所定のポートに出力端が接続され、コイル42Cへの通電でオン状態となり追加装備用電源の電力が追加装備に供給される後付けリレー42と、一端が後付けリレー42のコイル42Cに接続された励磁回路62と、車両の電源スイッチがON又はSTARTの位置で12Vの電圧を出力するIG電源、車両の電源スイッチがACC又はONの位置で12Vの電圧を出力するACC電源、及び車両の電源スイッチの位置にかかわらず常に12Vの電圧を出力する+BA電源の各々の出力端子56、58、60と、励磁回路62との電気的な接続を、バスバー54の装着で切り替え可能に構成された回路切替部40と、を含む。【選択図】図3
ELECTRIC WIRING DEVICE FOR VEHICLE
車両用電気配線装置
21.08.2023
Patent
Elektronische Ressource
Japanisch
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H01R Elektrisch leitende Verbindungen , ELECTRICALLY-CONDUCTIVE CONNECTIONS |
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