JPS59107548U

JPS59107548U - charging circuit

Info

Publication number: JPS59107548U
Application number: JP1983001181U
Authority: JP
Inventors: 正司青井
Original assignee: 九州日立マクセル株式会社
Priority date: 1983-01-07
Filing date: 1983-01-07
Publication date: 1984-07-19
Also published as: JPH0347420Y2

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は本考案を実施した一例を示す外観斜視図、第２
図は電気回路図、第３図ａないしＣはスイッチの切り換
え手順を示す説明図、第４図ａおよびｂは充電状況を示
す説明図、第５図ａないしＣは充電電圧を説明する波形
図である。６・・・充電池、９・・・主電池、１０・・・補助電池
、１９・・・商用交流電源、２０・・・整流回路、２１
・・・インバータ回路、２２・・・交流充電電源、２３
・・・トランス、２４・・・整流部、２９・・・表示部
、３０・・・発光ダイオード。Fig. 1 is an external perspective view showing an example of implementing the present invention;
The figure is an electric circuit diagram, Figures 3 a to C are explanatory diagrams showing the switch switching procedure, Figures 4 a and b are explanatory diagrams showing the charging status, and Figures 5 a to C are waveform diagrams explaining the charging voltage. It is. 6... Rechargeable battery, 9... Main battery, 10... Auxiliary battery, 19... Commercial AC power supply, 20... Rectifier circuit, 21
... Inverter circuit, 22 ... AC charging power supply, 23
...Transformer, 24... Rectifying section, 29... Display section, 30... Light emitting diode.

Claims

[Scope of utility model registration request]

(1) The charging voltage output from the AC charging power supply 22 is set to 1
A main battery 9 with a large battery capacity that is connected to the output side of the rectifier 24 and alternately charged by each half-wave voltage; It consists of a rechargeable battery 6 equipped with an auxiliary battery 10 having a small battery capacity, and a display section 29 that is connected in series with the charging circuit of the auxiliary battery 10 to display the charging time, and is a half battery that charges the main battery 9 described above. The wave voltage is set to a voltage V1 whose peak voltage is slightly higher than the terminal voltage, and the half-wave voltage for charging the auxiliary voltage 10 is set such that the peak voltage is the terminal voltage of the auxiliary battery 10 and the drive voltage of the display unit 29 V4!7. ) A charging circuit characterized by setting the voltage to ■2, which is slightly higher than the sum.

(2) The half-wave voltage that charges the main battery 9 has a duration t
, is the duration t2 of the half-wave voltage for charging the auxiliary battery 10
A charging circuit according to claim 1 of the longer utility model registration claim.

(3) The charging circuit according to claim 1 or 2, wherein the display section 29 is a light emitting diode.

(4) The AC charging power source 22 includes a rectifier circuit 20 that smoothes the commercial AC power source 19, and an inverter circuit that is driven by the voltage output from the rectifier circuit 20 and outputs an AC voltage with a higher frequency than the commercial AC power source 19. 21, and a transformer 23 for converting the alternating current voltage into a predetermined charging voltage.

(5) The charging circuit according to claim 4, wherein the transformer 23 has a capacity capable of outputting the minimum charging current necessary to charge the main battery 9.