CN201466776U - Large-capacity lead-acid storage battery charger - Google Patents
Large-capacity lead-acid storage battery charger Download PDFInfo
- Publication number
- CN201466776U CN201466776U CN2009200978381U CN200920097838U CN201466776U CN 201466776 U CN201466776 U CN 201466776U CN 2009200978381 U CN2009200978381 U CN 2009200978381U CN 200920097838 U CN200920097838 U CN 200920097838U CN 201466776 U CN201466776 U CN 201466776U
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- relay
- accumulator
- charging
- charger
- output
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Abstract
The utility model relates to a large-capacity lead-acid storage battery charger, which consists of a casing, a power transformer and a rectifying circuit. An ultra-low frequency oscillator is arranged inside the casing, an output of the ultra-low frequency oscillator is respectively connected to two control relay windings via driving circuits, wherein a normally opened contact of a relay is serially connected to a charging input end of a power accumulator, a normally closed contact of the relay is serially connected to a discharging output end of the power accumulator, a normally closed contact of another contact is serially connected to a charging input end of another power accumulator, a normally opened contact of the relay is serially connected to a discharging output end of the power accumulator, the charging input ends and the discharging output ends of the power accumulators are respectively equipped with isolating diodes, and cathodes of the isolating diodes of the discharging output ends of the power accumulator are connected to a charging anode output terminal of the charger. The charger has the excellent advantages of saving electric energy, and repairing lead-acid battery plate electrodes while charging.
Description
Technical field
The utility model belongs to battery charging equipment, particularly relates to a kind of high-capacity lead-acid storage battery charger.
Background technology
Pin in the larger capacity lead acid accumulator for example the charging device of farm-oriented motor-driven tricycle lead acid accumulator all adopt the output mode of high voltage (being higher than the lead acid accumulator rated output voltage), big electric current, the charging interval needs 8-12 hour usually, even longer.Obviously, the charging device of existing high-capacity lead-acid storage battery is a kind of high current consuming apparatus.
Summary of the invention
The utility model is to have pin now in the technical problem of the high power consumption of larger capacity lead acid battery charge equipment in order to solve, and proposes the significant high-capacity lead-acid storage battery charger of a kind of power savings.
The utility model is taked following technical scheme for achieving the above object: this charger is by housing, power transformer, rectification circuit is formed, it is characterized in that, be provided with the adjustable ultralow-frequency oscillator of pulse duty factor in the housing, its output is connected in the relay drive circuit input, the relay drive circuit output is connected to two control relay windings, wherein the normally opened contact of a relay is connected in series in a charging accumulator input, the normally-closed contact of this relay is connected in series in this accumulator discharge output, the normally-closed contact of another relay is connected in series in another charging accumulator input, the normally opened contact of this relay is connected in series in this accumulator discharge output, described each charging accumulator input and discharge output are respectively equipped with isolating diode, and the negative pole of described each accumulator discharge output isolating diode is connected in charger charging cathode output end.
The utility model can also be taked following technical measures:
Described accumulator is made of the capacitor connection in series-parallel.
Described ultra-low frequency oscillation circuit, its frequency of oscillation are 1-3HZ, pulse duty factor 0.6-0.8.
The beneficial effects of the utility model and advantage are: this charger adopts the capacitor energy discharge to form the pulse of low frequency large current charge, and charging pulse is made up of two groups of capacitor energies that alternately discharge and recharge.This charger adopts the higher pulse current charge mode of efficient, save electric energy on the one hand, the first-harmonic of charging pulse and harmonic components have the fast characteristics of the high decay of peak value on the other hand, can make bigger lead sulfate crystallization produce negative resistance punctures and dissolves, embody in charging and can be reduced the effect of repairing battery lead plate, so the charging interval is shorter, and the charging interval of generally vulcanizing storage battery, the charging interval was than the short electric energy of obviously having saved at 2-5 hour.This charger has the outstanding advantage of saving electric energy and charging and repairing battery lead plate simultaneously.
Description of drawings
Accompanying drawing 1 is the example structure schematic diagram.
Accompanying drawing 2 is embodiment electrical schematic diagrams.
Number in the figure: 1 housing, 2 charging lead-out terminals, 3 power lines.
Embodiment
Further specify the utility model below in conjunction with embodiment and accompanying drawing thereof.
Embodiment as shown in Figure 1, this charger housing 1 has louvre, and housing one side is provided with the charging lead-out terminal 2 of indicating "+", "-" polarity, and the housing rear side is provided with the power line 3 of introducing electric main.
Be provided with in the housing 1 as shown in Figure 2, constitute each parts of the present utility model, annexation is as follows: the former limit of power transformer B is provided with fuse R, secondary is provided with two windings, and each secondary winding connects full-wave rectifying circuit ZL1, ZL2 respectively, and each rectification circuit is established filter capacitor C1, C2 respectively.
Be provided with ultralow-frequency oscillator that adopts prior art and the dutyfactor adjustment circuit of adjusting the ultralow frequency pulse duty factor in the housing, ultralow-frequency oscillator frequency of oscillation 1-3HZ, pulse duty factor 0.6-0.8.The output of ultralow-frequency oscillator is connected in the relay drive circuit input, and the relay drive circuit output is connected to two control relay J1, J2 winding.
The normally opened contact J1-1 of control relay J1 is connected in series in by capacitor C 1-n series connection and constitutes a charging accumulator input, and isolating diode D1 is set between normally opened contact J1-1 and the accumulator.The normally-closed contact J1-2 of this control relay J1 is connected in series in this accumulator discharge output, between normally-closed contact J1-2 and this accumulator discharge output isolating diode D3 is set.
The normally-closed contact J2-2 of control relay J2 is connected in series in by capacitor C 2-n series connection and constitutes a charging accumulator input, between normally-closed contact J2-2 and this accumulator isolating diode D2 is set.The normally opened contact J2-1 of this control relay J2 is connected in series in this accumulator discharge output, between normally opened contact J2-1 and this accumulator discharge output isolating diode D4 is set.
The negative pole of above-mentioned each accumulator discharge output isolating diode D3, D4 is connected in the anodal charging of charger lead-out terminal.
The capacitance of above-mentioned each accumulator is 470 μ f, and voltage withstand direct-current 100v is above to get final product, and the accumulator capacitance is the suitable charging to 36 to 48 volts of group storage batteries of this charger of 470 μ f.The capacitance of above-mentioned each accumulator also can be made of the capacitor connection in series-parallel.
In the foregoing description, ultra-low frequency oscillation voltage provides working power for control relay J1, J2 simultaneously, and each opposite relay control contact of disjunction/engagement state is connected in each charging accumulator input and discharge output respectively in pairs, thereby two accumulators are are alternately discharged and recharged.
Claims (3)
1. high-capacity lead-acid storage battery charger, by housing, panel, power transformer, rectification circuit is formed, it is characterized in that: be provided with the adjustable ultralow-frequency oscillator of pulse duty factor in the housing, its output is connected in the relay drive circuit input, the relay drive circuit output is connected to two control relay windings, wherein the normally opened contact of a relay is connected in series in a charging accumulator input, the normally-closed contact of this relay is connected in series in this accumulator discharge output, the normally-closed contact of another relay is connected in series in another charging accumulator input, the normally opened contact of this relay is connected in series in this accumulator discharge output, described each charging accumulator input and discharge output are respectively equipped with isolating diode, and the negative pole of described each accumulator discharge output isolating diode is connected in the anodal charging of charger output.
2. charger according to claim 1 is characterized in that: described accumulator is made of the capacitor connection in series-parallel.
3. charger according to claim 1 is characterized in that: described ultra-low frequency oscillation circuit, its frequency of oscillation 1-3HZ, pulse duty factor 0.6-0.8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200978381U CN201466776U (en) | 2009-07-21 | 2009-07-21 | Large-capacity lead-acid storage battery charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200978381U CN201466776U (en) | 2009-07-21 | 2009-07-21 | Large-capacity lead-acid storage battery charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201466776U true CN201466776U (en) | 2010-05-12 |
Family
ID=42394123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200978381U Expired - Fee Related CN201466776U (en) | 2009-07-21 | 2009-07-21 | Large-capacity lead-acid storage battery charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201466776U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825343A (en) * | 2014-03-22 | 2014-05-28 | 黄宇嵩 | Automatic repair auxiliary device for battery charger |
-
2009
- 2009-07-21 CN CN2009200978381U patent/CN201466776U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103825343A (en) * | 2014-03-22 | 2014-05-28 | 黄宇嵩 | Automatic repair auxiliary device for battery charger |
| CN103825343B (en) * | 2014-03-22 | 2015-12-16 | 四川大学 | The automatic error correction assistance system of battery charger |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20110721 |