CN105262348A - Handset power adapter - Google Patents
Handset power adapter Download PDFInfo
- Publication number
- CN105262348A CN105262348A CN201510624513.4A CN201510624513A CN105262348A CN 105262348 A CN105262348 A CN 105262348A CN 201510624513 A CN201510624513 A CN 201510624513A CN 105262348 A CN105262348 A CN 105262348A
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- circuit
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- pressurizer
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides a handset power adapter. The handset power adapter comprises a protection circuit, a rectification filter circuit, a voltage converting circuit, a first voltage-stabilizing circuit, an output filter circuit, and a charging management circuit, the protection circuit is connected with a power supply, an output terminal of the protection circuit is connected with the rectification filter circuit, an output terminal of the rectification filter circuit is connected with the voltage converting circuit, an output terminal of the voltage converting circuit is connected with the first voltage-stabilizing circuit, an output terminal of the first voltage-stabilizing circuit is connected with the output filter circuit, an output terminal of the output filter circuit is connected with the charging management circuit, the charging management circuit is connected with a storage battery, the output filter circuit and an output terminal of the storage battery are connected with a change-over switch, and an output terminal of the change-over switch is connected with a second voltage stabilizer and a third voltage stabilizer. According to the handset power adapter, the storage battery can be charged via the charging management circuit, and the usage is convenient.
Description
Technical field
The present invention relates to a kind of handheld device, be specifically related to a kind of hand-held set power supply adaptor.
Background technology
Hand-held set refers to and can carry out the handheld terminating machine of data communication (Wi-Fi/GPRS/Bluetooth etc.) with other equipment.Hand-held set many employings PMU (powermanagementunit, Power Management Unit) powers, and after handheld device start, Power Management Unit can meet the need for electricity of handheld device.
Hand-held set has in communications and transportation, gate inhibition, logistics etc. to be applied very widely, in use, needs the normal power supply ensureing hand-held set, otherwise easily causes power-off, thus the phenomenon of obliterated data occurs.
Summary of the invention
In order to overcome above-mentioned prior art Problems existing, the invention provides a kind of hand-held set power supply adaptor.
Technical scheme of the present invention is: a kind of hand-held set power supply adaptor, comprising: protective circuit, current rectifying and wave filtering circuit, voltage conversion circuit, the first voltage stabilizing circuit, output filter circuit and charge management circuit, described protective circuit is connected with power supply, the output of described protective circuit connects current rectifying and wave filtering circuit, the output of described current rectifying and wave filtering circuit connects voltage conversion circuit, the output of described voltage conversion circuit connects the first voltage stabilizing circuit, the output of described first voltage stabilizing circuit connects output filter circuit, the output of described output filter circuit connects charge management circuit, described charge management circuit is connected with storage battery, described output filter circuit is connected change over switch with described accumulator output end, the output of described change over switch connects the second pressurizer and the 3rd pressurizer.
Further, described charge management circuit adopts the charging management chip of MAXI555 model.
Further, described second pressurizer and the 3rd arranges between pressurizer and change over switch described in the first diode and arranges the second diode between charge management circuit and storage battery.
Further, described second pressurizer and the 3rd pressurizer adopt the pressurizer of TPS63031 and TPS61240 model respectively.
Beneficial effect of the present invention is: alternating current is converted to direct voltage by protective circuit and current rectifying and wave filtering circuit by external 220V voltage, by voltage conversion circuit, high voltage direct current is converted to low-voltage dc voltage, voltage stabilizing is carried out by the low-voltage dc voltage of the first pressurizer to conversion, be that hand-held set is powered by output filter circuit, the different operating voltage of different direct voltage supply hand-held sets is exported by the second pressurizer and the 3rd pressurizer, in addition, output filter circuit also connects charge management circuit, by charge management circuit, the storage battery being arranged on hand-held set inside is charged, storage battery to be connected with the voltage stabilizing circuit of hand-held set inside by change over switch powers.The present invention is by arranging the first diode at the input of the second pressurizer and the 3rd pressurizer; can protect storage battery; reverse battery is prevented to puncture; second diode prevents battery and charge management circuit from being formed from filling loop; different magnitudes of voltage is exported by arranging multiple output voltage stabilizer; meet hand-held set builtin voltage demand, can be charged to storage battery by charge management circuit, easy to use.
Accompanying drawing explanation
Fig. 1 is described a kind of hand-held set power supply adaptor structure chart that the present invention proposes.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be described in detail.
Be described a kind of hand-held set power supply adaptor structure chart that the present invention proposes see Fig. 1, Fig. 1.
As shown in Figure 1, a kind of hand-held set power supply adaptor, comprising: protective circuit, current rectifying and wave filtering circuit, voltage conversion circuit, the first voltage stabilizing circuit, output filter circuit and charge management circuit, described protective circuit is connected with power supply, the output of described protective circuit connects current rectifying and wave filtering circuit, the output of described current rectifying and wave filtering circuit connects voltage conversion circuit, the output of described voltage conversion circuit connects the first voltage stabilizing circuit, the output of described first voltage stabilizing circuit connects output filter circuit, the output of described output filter circuit connects charge management circuit, described charge management circuit is connected with storage battery, described output filter circuit is connected change over switch with described accumulator output end, the output of described change over switch connects the second pressurizer and the 3rd pressurizer.
In the embodiment of the present invention, alternating current is converted to direct voltage by protective circuit and current rectifying and wave filtering circuit by external 220V voltage, by voltage conversion circuit, high voltage direct current is converted to low-voltage dc voltage, voltage stabilizing is carried out by the low-voltage dc voltage of the first pressurizer to conversion, be that hand-held set is powered by output filter circuit, the different operating voltage of different direct voltage supply hand-held sets is exported by the second pressurizer and the 3rd pressurizer, in addition, output filter circuit also connects charge management circuit, by charge management circuit, the storage battery being arranged on hand-held set inside is charged, storage battery to be connected with the voltage stabilizing circuit of hand-held set inside by change over switch powers.
Further, described charge management circuit adopts the charging management chip of MAXI555 model.
Further, described second pressurizer and the 3rd arranges between pressurizer and change over switch described in the first diode and arranges the second diode between charge management circuit and storage battery.
In the embodiment of the present invention; by arranging the first diode and the second diode at the input of the second pressurizer and the 3rd pressurizer; first diode can be protected storage battery, prevents reverse battery to puncture, and the second diode prevents battery and charge management circuit from being formed from filling loop.
Further, described second pressurizer and the 3rd pressurizer adopt the pressurizer of TPS63031 and TPS61240 model respectively.
In the embodiment of the present invention, the second pressurizer and the 3rd pressurizer export 3.3V and 5V direct voltage respectively, the microprocessor work voltage of supply hand-held set inside and display screen operating voltage.
Above to invention has been detailed introduction, but the invention is not restricted to above-mentioned execution mode, in the ken that those of ordinary skill in the art possess, can also make a variety of changes under the prerequisite not departing from present inventive concept.Do not depart from the spirit and scope of the present invention and can make other changes many and remodeling.Should be appreciated that and the invention is not restricted to specific execution mode, scope of the present invention is defined by the following claims.
Claims (4)
1. a hand-held set power supply adaptor, is characterized in that, comprising: protective circuit, current rectifying and wave filtering circuit, voltage conversion circuit, the first voltage stabilizing circuit, output filter circuit and charge management circuit, described protective circuit is connected with power supply, the output of described protective circuit connects current rectifying and wave filtering circuit, the output of described current rectifying and wave filtering circuit connects voltage conversion circuit, the output of described voltage conversion circuit connects the first voltage stabilizing circuit, the output of described first voltage stabilizing circuit connects output filter circuit, the output of described output filter circuit connects charge management circuit, described charge management circuit is connected with storage battery, described output filter circuit is connected change over switch with described accumulator output end, the output of described change over switch connects the second pressurizer and the 3rd pressurizer.
2. a kind of hand-held set power supply adaptor according to claim 1, is characterized in that, described charge management circuit adopts the charging management chip of MAXI555 model.
3. a kind of hand-held set power supply adaptor according to claim 1, is characterized in that, described second pressurizer and the 3rd arranges between pressurizer and change over switch described in the first diode and arranges the second diode between charge management circuit and storage battery.
4. a kind of hand-held set power supply adaptor according to claim 1, is characterized in that, described second pressurizer and the 3rd pressurizer adopt the pressurizer of TPS63031 and TPS61240 model respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510624513.4A CN105262348A (en) | 2015-09-25 | 2015-09-25 | Handset power adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510624513.4A CN105262348A (en) | 2015-09-25 | 2015-09-25 | Handset power adapter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105262348A true CN105262348A (en) | 2016-01-20 |
Family
ID=55101894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510624513.4A Pending CN105262348A (en) | 2015-09-25 | 2015-09-25 | Handset power adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105262348A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105656161A (en) * | 2016-04-13 | 2016-06-08 | 江苏峰谷源储能技术研究院有限公司 | Handset adapter |
| CN105680530A (en) * | 2016-04-13 | 2016-06-15 | 江苏峰谷源储能技术研究院有限公司 | Handset adapter removing noise |
| CN105680529A (en) * | 2016-04-13 | 2016-06-15 | 江苏峰谷源储能技术研究院有限公司 | Handset adapter with separable power supply |
| CN105703446A (en) * | 2016-04-13 | 2016-06-22 | 江苏峰谷源储能技术研究院有限公司 | Handset adapter with improved cooling efficiency |
| CN105703459A (en) * | 2016-04-13 | 2016-06-22 | 江苏峰谷源储能技术研究院有限公司 | Anti-slip type handset adapter |
| CN106814312A (en) * | 2016-12-20 | 2017-06-09 | 国家电网公司 | On-load tap changers of transformers self-operated measuring unit |
Citations (5)
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| CN201499011U (en) * | 2009-09-16 | 2010-06-02 | 青岛海信智能商用设备有限公司 | Network fiscal processor |
| CN203312871U (en) * | 2013-06-20 | 2013-11-27 | 成都因纳伟盛科技股份有限公司 | Multifunctional mobile business terminal partner voltage conversion circuit and switching circuit |
| CN203312892U (en) * | 2013-06-20 | 2013-11-27 | 成都因纳伟盛科技股份有限公司 | Handheld identity card verification instrument voltage conversion and protection circuit |
| CN203481902U (en) * | 2013-10-16 | 2014-03-12 | 丘振良 | Low-voltage power supply USB charger panel |
| CN203786662U (en) * | 2014-03-28 | 2014-08-20 | 刘夏 | Outage-preventing device used for computer |
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2015
- 2015-09-25 CN CN201510624513.4A patent/CN105262348A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201499011U (en) * | 2009-09-16 | 2010-06-02 | 青岛海信智能商用设备有限公司 | Network fiscal processor |
| CN203312871U (en) * | 2013-06-20 | 2013-11-27 | 成都因纳伟盛科技股份有限公司 | Multifunctional mobile business terminal partner voltage conversion circuit and switching circuit |
| CN203312892U (en) * | 2013-06-20 | 2013-11-27 | 成都因纳伟盛科技股份有限公司 | Handheld identity card verification instrument voltage conversion and protection circuit |
| CN203481902U (en) * | 2013-10-16 | 2014-03-12 | 丘振良 | Low-voltage power supply USB charger panel |
| CN203786662U (en) * | 2014-03-28 | 2014-08-20 | 刘夏 | Outage-preventing device used for computer |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105656161A (en) * | 2016-04-13 | 2016-06-08 | 江苏峰谷源储能技术研究院有限公司 | Handset adapter |
| CN105680530A (en) * | 2016-04-13 | 2016-06-15 | 江苏峰谷源储能技术研究院有限公司 | Handset adapter removing noise |
| CN105680529A (en) * | 2016-04-13 | 2016-06-15 | 江苏峰谷源储能技术研究院有限公司 | Handset adapter with separable power supply |
| CN105703446A (en) * | 2016-04-13 | 2016-06-22 | 江苏峰谷源储能技术研究院有限公司 | Handset adapter with improved cooling efficiency |
| CN105703459A (en) * | 2016-04-13 | 2016-06-22 | 江苏峰谷源储能技术研究院有限公司 | Anti-slip type handset adapter |
| CN106814312A (en) * | 2016-12-20 | 2017-06-09 | 国家电网公司 | On-load tap changers of transformers self-operated measuring unit |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160120 |
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| RJ01 | Rejection of invention patent application after publication |