JPS63154772U

JPS63154772U -

Info

Publication number: JPS63154772U
Application number: JP4631087U
Authority: JP
Priority date: 1987-03-27
Filing date: 1987-03-27
Publication date: 1988-10-11

Description

[Brief explanation of the drawing]

第１図はこの考案による自動車用電源装置の基
本構成を示す概略図、第２図はこの考案の一実施
例による自動車用電源装置を示す回路図、第３図
は従来の自動車用電源装置を示す回路図である。１……自動車用電源装置、２……第１のバツテ
リ、３……第２のバツテリ、４……第１の切換機
構、５……第２の切換機構、６……第３の切換機
構、７……制御機構、１０……第１の接点、１１
……第２の接点、１２……第１の励磁コイル、１
３……第３の接点、１４……第４の接点、１５…
…第２の励磁コイル、１６……第５の接点、１７
……第６の接点、１８……第３の励磁コイル、Ｍ
……スタータモータ。 Figure 1 is a schematic diagram showing the basic configuration of an automotive power supply device according to this invention, Figure 2 is a circuit diagram showing an automotive power supply equipment according to an embodiment of this invention, and Figure 3 is a diagram showing a conventional automotive power supply equipment. FIG. DESCRIPTION OF SYMBOLS 1...Automotive power supply device, 2...First battery, 3...Second battery, 4...First switching mechanism, 5...Second switching mechanism, 6...Third switching mechanism , 7... Control mechanism, 10... First contact, 11
...Second contact, 12...First excitation coil, 1
3...Third contact, 14...Fourth contact, 15...
...Second excitation coil, 16...Fifth contact, 17
...Sixth contact, 18...Third excitation coil, M
...Starter motor.

Claims

[Claims for Utility Model Registration] A first battery having a 12 volt supply voltage, one end of which is grounded and the other end connected to a 12 volt load; a second battery having a 12 volt supply voltage; A first battery connected to the other end of the first battery.
a first switching mechanism comprising a contact, a second contact connected to one end of the second battery, and a first excitation coil that opens and closes between the first contact and the second contact; a third contact connected to the other end of the second battery; a fourth contact connected to the one end of the first battery; and a third contact for opening and closing between the third contact and the fourth contact. a second switching mechanism having two excitation coils; a fifth contact connected to the other end of the first battery; and a sixth contact connected to the other end of the second battery.
a third switching mechanism including a third excitation coil that opens and closes between the fifth contact and the sixth contact; the first switching mechanism, the second switching mechanism, and the third switching mechanism; The switching mechanism is switched to switch the first battery and the second battery to be connected in parallel or in series, and the voltage of the series connection between the first battery and the second battery is detected and the detected voltage is set. a control mechanism that supplies power to a starter motor when the voltage is higher than a predetermined voltage, and after the starter motor is activated, supplies power to the starter motor even when the voltage is lower than the predetermined voltage. Automotive power supply equipment.