CN201594756U - Battery repair instrument - Google Patents
Battery repair instrument Download PDFInfo
- Publication number
- CN201594756U CN201594756U CN2009202724233U CN200920272423U CN201594756U CN 201594756 U CN201594756 U CN 201594756U CN 2009202724233 U CN2009202724233 U CN 2009202724233U CN 200920272423 U CN200920272423 U CN 200920272423U CN 201594756 U CN201594756 U CN 201594756U
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- circuit
- battery
- change
- control
- discharge
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to a battery repair instrument which comprises a microcontroller, an AC/DC switching circuit, a DC/DC switching circuit, a charging/discharging control circuit, a load and a discharge circuit, wherein the output of the AC/DC switching circuit comprises two paths, one of which is connected with the DC/DC switching circuit, and the other one thereof is connected with a rechargeable battery; an output end of the DC/DC switching circuit is connected with the microcontroller and the charging/discharging control circuit, and is used for supplying power for the microcontroller and the charging/discharging control circuit; a control output end of the microcontroller is connected with a control input end of the charging/discharging control circuit; a control output end of the charging/discharging control circuit is connected with the AC/DC switching circuit, and is used for controlling the output of the path of the AC/DC switching circuit connected with the rechargeable battery; the discharge circuit is connected with the rechargeable battery, and the load is connected with the discharge circuit; and a control end of the discharge circuit is connected with the control output end of the charging/discharging control circuit. By adopting the technical scheme, the battery repair instrument greatly improves the battery repair quality, and leads the recovery capacity of the battery to reach 60%-70% from the original 50%.
Description
Technical field
The utility model belongs to the battery service technical field, specifically is a kind of battery instrument for repairing.
Background technology
According to statistics, the fault of analysing valve control type lead-acid accumulator battery, having more than 50% is because of VRLA (analysing valve control type lead-acid accumulator battery) batteries fault, or cause because of the VRLA battery service is improper.Normal storage battery is after discharge, and the active material on the positive/negative plate mostly becomes the little crystallization of soft lead sulfate, is evenly distributed in the pole plate, reverts to original brown lead oxide and spongy lead when charging easily.Storage battery in use, owing to not exclusively discharge and recharge, over-discharge or when reason such as under discharge condition, not using sulfuration takes place for a long time, formed thick lead sulfate crystallization on its pole plate, this crystallization poorly conductive, volume is big, also can stop up the hole, emblem of pole plate, hinder the osmosis of electrolyte, increase the internal resistance of cell, when charging, be difficult to recover, become irreversible lead sulfate, the active material of participating in electrochemical reaction in the pole plate is reduced, so battery capacity reduces greatly.In the prior art, usually said " non-maintaining " is: maintenance-free a kind of storage battery between the following operating period of rated condition.The non-maintaining of so-called storage battery is that traditional relatively lead acid accumulator is safeguarded, need not to add water during only referring to use.In real work, still need fulfil and safeguard formality.In power industry, very pay attention to the maintenance work of storage battery, comprise the operation and maintenance of analysing valve control type lead-acid accumulator battery.Generally should carry out activation work, in the prior art, activation procedure is for charging to full capacity (voltage judgement), and discharge is promptly filled entirely entirely and put then.But because the general internal resistance of used batteries is bigger than normal, thus can reach protection voltage very soon when filling entirely, and can't realize the full capacity charging, and also will be like this when discharging equally, so activation effect is bad.
Summary of the invention
The purpose of this utility model is to overcome the above-mentioned deficiency of prior art, and a kind of novel battery instrument for repairing is provided, and concrete technical scheme is as follows:
A kind of battery instrument for repairing comprises microcontroller, AC/DC change-over circuit, DC/DC change-over circuit, charge/discharge control circuit, load and discharge circuit; The output of described AC/DC change-over circuit comprises two-way, and one the tunnel connects the DC/DC change-over circuit, and another road connection is recharged battery; The output of DC/DC change-over circuit connects microcontroller and charging/discharging control circuit, is their power supply; The control output end of described microcontroller connects the control input end of charge/discharge control circuit; The control output end of charge/discharge control circuit connects the AC/DC change-over circuit, and the connection of control AC/DC change-over circuit is recharged one tunnel output of battery; Described discharge circuit connection is recharged battery, and load is connected with discharge circuit; The control end of discharge circuit is connected with the control output end of charge/discharge control circuit.
Described charge/discharge control circuit comprises D/A change-over circuit, current-limiting circuit and switching circuit; The input of described D/A change-over circuit is the control input end of charge/discharge control circuit; The output of D/A change-over circuit has a plurality of, connects the control end of current-limiting circuit, switching circuit and discharge circuit respectively; The connection of the output connection AC/DC change-over circuit of described current-limiting circuit is recharged one tunnel output of battery; The connection that described switching circuit connects control AC/DC change-over circuit is recharged one tunnel break-make of exporting of battery and the break-make of discharge circuit.
Described switching circuit comprises two metal-oxide-semiconductors and relay; First metal-oxide-semiconductor is located at relay and being connected of AC/DC change-over circuit is recharged battery on the way; Second metal-oxide-semiconductor is located on the discharge circuit; The grid of described first metal-oxide-semiconductor connects the output of described D/A change-over circuit, and the control coil of described relay is located on the source electrode and drain electrode loop, place of stating first metal-oxide-semiconductor; The grid of described second metal-oxide-semiconductor connects the output of described D/A change-over circuit, and the source electrode of second metal-oxide-semiconductor and drain electrode are located on the loop, discharge circuit place.
The input of described microcontroller also is connected with sample circuit; Sample circuit comprises voltage sampling circuit and current sampling circuit; The input of described voltage sampling circuit is located at and is recharged the battery two ends, and the output of voltage sampling circuit connects the input of microcontroller by A/D converter; Described current sampling circuit connects discharge circuit, and the output of current sampling circuit connects the input of microcontroller by A/D converter.
Described microcontroller also is connected with and shows the control unit.
The input of described microcontroller also is connected with temperature sensor by A/D converter; The sampling end of described temperature sensor is located at the described position that is recharged battery.
The technical program has improved the battery repairing quality greatly, and the recovery capacity that makes battery reaches 60%～70% by original 50%.In order to realize that pulse discharges and recharges, discharge and recharge with mos management and control system, satisfy in pulse charging and discharging the frequent requirement of switching of needs in the process.Aspect control current stabilization and voltage stabilizing, microcontroller makes response speed very fast with D/A output hardware controls mode like this, makes the effect of current stabilization and voltage stabilizing better.
Description of drawings
Fig. 1 is a theory diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing and specific embodiment, the utility model is elaborated:
A kind of battery instrument for repairing comprises microcontroller, AC/DC change-over circuit, DC/DC change-over circuit, charge/discharge control circuit, load and discharge circuit; The output of described AC/DC change-over circuit comprises two-way, and one the tunnel connects the DC/DC change-over circuit, and another road connection is recharged battery; The output of DC/DC change-over circuit connects microcontroller and charging/discharging control circuit, is their power supply; The control output end of described microcontroller connects the control input end of charge/discharge control circuit; The control output end of charge/discharge control circuit connects the AC/DC change-over circuit, and the connection of control AC/DC change-over circuit is recharged one tunnel output of battery; Described discharge circuit connection is recharged battery, and load is connected with discharge circuit; The control end of discharge circuit is connected with the control input end of charge/discharge control circuit.
Described charge/discharge control circuit comprises D/A change-over circuit, current-limiting circuit and switching circuit; The input of described D/A change-over circuit is the control input end of charge/discharge control circuit; The output of D/A change-over circuit has a plurality of, connects the control end of current-limiting circuit, switching circuit and discharge circuit respectively; The connection of the output connection AC/DC change-over circuit of described current-limiting circuit is recharged one tunnel output of battery; The connection that described switching circuit connects control AC/DC change-over circuit is recharged one tunnel break-make of exporting of battery and the break-make of discharge circuit.
Described switching circuit comprises two metal-oxide-semiconductors and relay; First metal-oxide-semiconductor is located at relay and being connected of AC/DC change-over circuit is recharged battery on the way; Second metal-oxide-semiconductor is located on the discharge circuit; The grid of described first metal-oxide-semiconductor connects the output of described D/A change-over circuit, and the control coil of described relay is located on the source electrode and drain electrode loop, place of stating first metal-oxide-semiconductor; The grid of described second metal-oxide-semiconductor connects the output of described D/A change-over circuit, and the source electrode of second metal-oxide-semiconductor and drain electrode are located on the loop, discharge circuit place.
The input of described microcontroller also is connected with sample circuit; Sample circuit comprises voltage sampling circuit and current sampling circuit; The input of described voltage sampling circuit is located at and is recharged the battery two ends, and the output of voltage sampling circuit connects the input of microcontroller by A/D converter; Described current sampling circuit connects discharge circuit, and the output of current sampling circuit connects the input of microcontroller by A/D converter.
Described microcontroller also is connected with and shows the control unit.
The input of described microcontroller also is connected with temperature sensor by A/D converter; The sampling end of described temperature sensor is located at the described position that is recharged battery.
In specific embodiment,
Described discharge circuit comprises four constant-current discharge loops, and wherein three is the constant-current discharge loop, and another is pulse-width modulation constant-current discharge loop; After the user can select a certain discharging current shelves and startup by the button that shows the control unit, microcontroller can pass through the corresponding discharge circuit of D/A converter gating.
Described AC/DC change-over circuit can adopt bridge rectifier and half-bridge switch power source circuit to form.Described current-limiting circuit is provided with three current limliting shelves, and the pulse width modulation duty by control half-bridge switch power source circuit arrives the current limliting purpose.
The user can select discharge or charging by the button that shows the control unit, and after starting, microcontroller can pass through the D/A converter gating corresponding first or second metal-oxide-semiconductor.
This battery instrument for repairing also can have the identical above-mentioned reparation circuit of multichannel simultaneously, so just can repair simultaneously a plurality of storage batterys.
Claims (6)
1. a battery instrument for repairing is characterized in that comprising microcontroller, AC/DC change-over circuit, DC/DC change-over circuit, charge/discharge control circuit, load and discharge circuit; The output of described AC/DC change-over circuit comprises two-way, and one the tunnel connects the DC/DC change-over circuit, and another road connection is recharged battery; The output of DC/DC change-over circuit connects microcontroller and charging/discharging control circuit, is their power supply; The control output end of described microcontroller connects the control input end of charge/discharge control circuit; The control output end of charge/discharge control circuit connects the AC/DC change-over circuit, and the connection of control AC/DC change-over circuit is recharged one tunnel output of battery; Described discharge circuit connection is recharged battery, and load is connected with discharge circuit; The control end of discharge circuit is connected with the control output end of charge/discharge control circuit.
2. battery instrument for repairing according to claim 1 is characterized in that described charge/discharge control circuit comprises D/A change-over circuit, current-limiting circuit and switching circuit; The input of described D/A change-over circuit is the control input end of charge/discharge control circuit; The output of D/A change-over circuit has a plurality of, connects the control end of current-limiting circuit, switching circuit and discharge circuit respectively; The connection of the output connection AC/DC change-over circuit of described current-limiting circuit is recharged one tunnel output of battery; The connection that described switching circuit connects control AC/DC change-over circuit is recharged one tunnel break-make of exporting of battery and the break-make of discharge circuit.
3. battery instrument for repairing according to claim 2 is characterized in that described switching circuit comprises two metal-oxide-semiconductors and relay; First metal-oxide-semiconductor is located at relay and being connected of AC/DC change-over circuit is recharged battery on the way; Second metal-oxide-semiconductor is located on the discharge circuit; The grid of described first metal-oxide-semiconductor connects the output of described D/A change-over circuit, and the control coil of described relay is located on the source electrode and drain electrode loop, place of stating first metal-oxide-semiconductor; The grid of described second metal-oxide-semiconductor connects the output of described D/A change-over circuit, and the source electrode of second metal-oxide-semiconductor and drain electrode are located on the loop, discharge circuit place.
4. battery instrument for repairing according to claim 1 is characterized in that the input of described microcontroller also is connected with sample circuit; Sample circuit comprises voltage sampling circuit and current sampling circuit; The input of described voltage sampling circuit is located at and is recharged the battery two ends, and the output of voltage sampling circuit connects the input of microcontroller by A/D converter; Described current sampling circuit connects discharge circuit, and the output of current sampling circuit connects the input of microcontroller by A/D converter.
5. battery instrument for repairing according to claim 1 is characterized in that described microcontroller also is connected with apparent control unit.
6. battery instrument for repairing according to claim 1 is characterized in that the input of described microcontroller also is connected with temperature sensor by A/D converter; The sampling end of described temperature sensor is located at the described position that is recharged battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202724233U CN201594756U (en) | 2009-11-17 | 2009-11-17 | Battery repair instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202724233U CN201594756U (en) | 2009-11-17 | 2009-11-17 | Battery repair instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201594756U true CN201594756U (en) | 2010-09-29 |
Family
ID=42776821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202724233U Expired - Fee Related CN201594756U (en) | 2009-11-17 | 2009-11-17 | Battery repair instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201594756U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102457086A (en) * | 2010-10-29 | 2012-05-16 | 凹凸电子（武汉）有限公司 | Power topology with battery charging and discharge current protection capabilities |
| CN102064352B (en) * | 2009-11-17 | 2014-06-11 | 江苏省电力公司南京供电公司 | Storage battery repair device |
| CN104917235A (en) * | 2015-05-26 | 2015-09-16 | 孙景春 | Circuit structure for protecting activator |
| US9276431B2 (en) | 2010-10-29 | 2016-03-01 | O2Micro Inc. | Power management for electric vehicles |
-
2009
- 2009-11-17 CN CN2009202724233U patent/CN201594756U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102064352B (en) * | 2009-11-17 | 2014-06-11 | 江苏省电力公司南京供电公司 | Storage battery repair device |
| CN102457086A (en) * | 2010-10-29 | 2012-05-16 | 凹凸电子（武汉）有限公司 | Power topology with battery charging and discharge current protection capabilities |
| CN102457086B (en) * | 2010-10-29 | 2014-11-12 | 凹凸电子（武汉）有限公司 | System and method for controlling battery charging and current protecting battery discharging |
| US9276431B2 (en) | 2010-10-29 | 2016-03-01 | O2Micro Inc. | Power management for electric vehicles |
| CN104917235A (en) * | 2015-05-26 | 2015-09-16 | 孙景春 | Circuit structure for protecting activator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 210008 Gulou District, Jiangsu, Zhongshan Road, No. 251, No. Patentee after: Nanjing Power Supply Co., Jiangsu Prov. Power Co. Patentee after: Hangzhou high special electronic equipment Limited by Share Ltd Address before: 210008 Gulou District, Jiangsu, Zhongshan Road, No. 251, No. Patentee before: Nanjing Power Supply Co., Jiangsu Prov. Power Co. Patentee before: Hangzhou Gaote Electronic Equipment Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100929 Termination date: 20161117 |