CN87201161U - Automatic control device for storage battery charging or discharging - Google Patents
Automatic control device for storage battery charging or discharging Download PDFInfo
- Publication number
- CN87201161U CN87201161U CN 87201161 CN87201161U CN87201161U CN 87201161 U CN87201161 U CN 87201161U CN 87201161 CN87201161 CN 87201161 CN 87201161 U CN87201161 U CN 87201161U CN 87201161 U CN87201161 U CN 87201161U
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- circuit
- storage battery
- discharge
- automatic control
- charge
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Abstract
The utility model discloses an automatic control device for storage battery charging or discharging, which mainly comprises a voltage sample circuit, an electronic amplifying circuit, a state maintaining storage circuit, an executing mechanism, a state display, etc. The utility model is characterized in that an electronic circuit is adopted for automatically controlling the storage battery charging or discharging degree, the situation that storage battery overcharging, undercharging or overdischarging can be effectively avoided, and the optimum state of a storage battery is ensured. The automatic control device for storage battery charging or discharging is favorable for saving electric energy and prolonging the service life of storage battery.
Description
The utility model relates to a kind of electronic automatic control device, particularly a kind of device that is applicable to the storage battery charge and discharge.
Usually, the final state of the charge and discharge of storage battery can be judged with methods such as the magnitude of voltage of measuring storage battery, electrolyte density or battery accumulative total volume change respectively, and is during still concrete the use, quite inconvenient when particularly frequently using.So, the foundation that people judge as final period with the time of actual charge and discharge traditionally, for example used storage battery was a standard with 24 hours normal charge time all in automobile and the battery vehicle.Though this method is convenient feasible, but make storage battery be in optimum Working, during use or can cause the storage battery overcharge, perhaps can cause undercharge and over-discharge because the user is difficult to control.And the storage battery overcharge had both been wasted electric energy, damaged pole plate again easily; Undercharge, then the capacity of storage battery reduces; Over-discharge also can influence useful life of storage battery.
Task of the present utility model is that a kind of electronic automatic control device will be provided, and it can control the charge and discharge degree of storage battery easily automatically, thereby guarantees that storage battery is in best operating state.
The utility model is achieved in that according to saturated flex point of the characteristic charging of storage battery charge and discharge and final discharging voltage characteristic, adopts electronic circuit that the charging and discharging of accumulator degree is controlled automatically.Electronic control circuit mainly is made up of automatic charge control circuit and discharge automatic control circuit two large divisions.Include voltage sample circuit, electronic amplification circuit, state in each control circuit again respectively and keep memory circuit and actuator etc.Electronic component can adopt discrete component, also can adopt integrated circuit.Actuator can adopt relay.When charging operation, voltage sample circuit is followed the voltage power supply between accumulator plate, when battery tension is charged to saturated flex point value (32-35% that is higher than the nominal battery voltage value), sample circuit drives amplifying circuit work, its result drives actuator and cuts off charge power supply, stops the operation of charging.At this moment, state is kept memory circuit and is guaranteed amplifying circuit maintenance work, and the charging voltage sample circuit is inoperative, thus after storage battery stops charging, though accumulator voltage is reduced to saturation breakpoint voltage immediately down, not recharge operation again.Equally, under discharge condition, when the operating voltage of storage battery dropped to end of a period magnitude of voltage (being lower than the 12%-15% of nominal voltage value), sampling amplification circuit drove actuator and cuts off output circuit, stopped discharge.At this moment, state is kept memory circuit and is guaranteed amplifying circuit maintenance work, and the discharge voltage sample circuit is also inoperative, so, after storage battery stops discharge, though accumulator voltage gos up not reignition operation more immediately.In addition, the utility model also can be distinguished or dispose acoustic alarm, light state indicating device simultaneously, to reflect the instant operating state of storage battery intuitively, definitely.
The utlity model has the function of controlling storage battery charge and discharge degree automatically, definitely, both convenient during use, safety, reliable can be guaranteed battery-operated again in optimum state, help the useful life of saves energy and prolongation storage battery; Circuit structure is fairly simple, no matter is to adopt discrete component or integrated circuit, and cost is all very low; Wide application, for lead accumulator, its amount of capacity no matter, the nominal voltage height, all can use this control device to carry out the charge and discharge degree controls automatically, make it work in optimum state, can use the occasion of how lead accumulator in office widely, in inverter and DC power supply as power source.
Exemplary embodiments of the present utility model as shown in drawings.Be described in further detail below in conjunction with accompanying drawing.
Fig. 2 is a structural representation of the present utility model.
Fig. 1 is an electrical schematic diagram of the present utility model.
Consult Fig. 1, control device is mainly by casing ［ 1 ］, and panel ［ 2 ］ and circuit mounting panel ［ 3 ］ are formed.Be equipped with on the panel ［ 2 ］ for battery switch K1, the direct-current discharge K switch 2 of manually controlling usefulness, charged state indicator light LD1, electric sufficient indicator light LD2, tele-release be indicator light LD3 to the greatest extent, ac power plug JW1, storage battery gang socket JW2 and direct-current discharge accessory power outlet JW3.Circuit mounting panel ［ 3 ］ be equipped with shown in Fig. 2 on panel ［ 2 ］, installed all the other electronic devices and components.
Consult Fig. 2, circuit mainly is made up of automatic charge control circuit ［ 4 ］ and discharge automatic control circuit ［ 5 ］ two large divisions.
The automatic charge control circuit is mainly formed to be had: the AC power input circuit of being made up of ac power plug JW1, ac power transformer T and current-limiting resistance R; The charged state display circuit of forming by rectifier diode D2, resistor R 4 and light-emitting diode LD1; The charging circuit of forming by rectifier diode D1, normally-closed contact J1-1, battery switch K1 and storage battery gang socket JW2; The charging voltage sample circuit of forming by voltage-stabiliser tube DW1, resistor R 1, R2; The electronic amplification circuit of forming by triode BG1, resistor R 11; Stop the actuator of charging by what relay J 1, normally-closed contact J1-1 and capacitor C1 formed; Keep memory circuit by the charged state that stops that resistor R 9, R3, capacitor C4, relay J 1 and normally opened contact J1-2 form; The electric sufficient status display circuit of forming by light-emitting diode LD2, resistor R 5.
The discharge automatic control circuit is mainly formed and is had: the battery discharging voltage sample circuit of being made up of voltage-stabiliser tube DW2, resistor R 6, R7; Keep memory circuit by amplification, state that triode BG2, BG3, BG4, resistor R 8, R13, R14, R15 and R16 form; The discharge circuit of forming by normally opened contact J2-2, discharge switch K2, direct-current discharge accessory power outlet JW3; Stop the actuator of discharging by what relay J 2, normally opened contact J2-2 and capacitor C3 formed; Use up status display circuit by the tele-release that normally-closed contact J2-1, light-emitting diode LD3, resistor R 10 are formed.
When carrying out charging operations, plug ac power plug JW1, light-emitting diode LD1 is bright, the expression power connection; The battery switch K1 that closes promptly begins the storage battery operation of charging.When storage battery is charged to the 32-35%(that is higher than the nominal battery voltage value is saturation breakpoint voltage) time, the A point sampling voltage of Shang Shenging makes the BG1 conducting thereupon; J1 starts working, and J1-1 disconnects, and cuts off charge power supply; LD2 is bright, and expression storage battery electricity is sufficient; The J1-2 closure makes BG1 keep conducting, and voltage sample circuit is inoperative, circuit state is maintained stop charged state.When carrying out discharge operation, load plug is inserted JW3, the discharge switch K2 that closes, storage battery just carries out regular picture as DC power supply.At this moment, the BG4 conducting, J2 work, J2-1 disconnects, the J2-2 closure, circuit has electric current output.When battery discharging to the 12-15%(end of a period voltage that is lower than the nominal voltage value) time, the decline of B point sampling voltage ends BG2, the BG3 conducting, BG4 ends, and J2 is quit work.J2-2 disconnects, and cuts off load circuit, stops the operation of discharging; The J2-1 closure, LD3 is bright, represents that this storage battery electricity drains, or represents just can continue to make after this storage battery must charge again
Claims (3)
1, a kind of storage battery charge and discharge automatic control equipment that includes casing [1], panel [2], circuit mounting panel [3], it is characterized in that electronic circuit by automatic charge control circuit [4] and the discharge automatic control circuit [5] form:
Charging voltage sample circuit [DW1, R1, R2], electronic amplification circuit [BG1, R11] are arranged in a. described automatic charge control circuit [4], stop charged state and keep memory circuit [R9, R3, C4, J1, J1-2], the actuator that stops to charge [J1, J1-1, C1] and status display circuit [LD2, R5];
B. discharge discharge voltage sample circuit [DW2, R6, R7] is arranged in the automatic control circuit [5], electronics amplifies and discharge condition is kept memory circuit [BG2, BG3, BG4, R8, R13, R14, R15, R16], actuator that stops to discharge [J2, J2-2, C3] and status display circuit [LD3, R10].
2, storage battery charge and discharge automatic control equipment according to claim 1, the saturation breakpoint voltage that it is characterized in that charging is higher than the 32-35% of nominal battery voltage value.
3, storage battery charge and discharge automatic control equipment according to claim 1 is characterized in that final discharging voltage is lower than the 12-15% of nominal battery voltage value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87201161 CN87201161U (en) | 1987-03-23 | 1987-03-23 | Automatic control device for storage battery charging or discharging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87201161 CN87201161U (en) | 1987-03-23 | 1987-03-23 | Automatic control device for storage battery charging or discharging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN87201161U true CN87201161U (en) | 1987-11-25 |
Family
ID=4817494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87201161 Withdrawn CN87201161U (en) | 1987-03-23 | 1987-03-23 | Automatic control device for storage battery charging or discharging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN87201161U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6898156B1 (en) | 1999-11-24 | 2005-05-24 | Seiko Epson Corporation | Electronic timepiece with checking function and its checking method |
| CN1326305C (en) * | 2001-07-24 | 2007-07-11 | 汤姆森许可贸易公司 | Battery discharger |
| CN103986126A (en) * | 2014-06-06 | 2014-08-13 | 郭婵 | Low-voltage control protection device for storage batteries |
-
1987
- 1987-03-23 CN CN 87201161 patent/CN87201161U/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6898156B1 (en) | 1999-11-24 | 2005-05-24 | Seiko Epson Corporation | Electronic timepiece with checking function and its checking method |
| CN1326305C (en) * | 2001-07-24 | 2007-07-11 | 汤姆森许可贸易公司 | Battery discharger |
| CN103986126A (en) * | 2014-06-06 | 2014-08-13 | 郭婵 | Low-voltage control protection device for storage batteries |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |