CN201549920U - Intelligent charger with alternating current and direct current collinear input - Google Patents
Intelligent charger with alternating current and direct current collinear input Download PDFInfo
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- CN201549920U CN201549920U CN2009203100862U CN200920310086U CN201549920U CN 201549920 U CN201549920 U CN 201549920U CN 2009203100862 U CN2009203100862 U CN 2009203100862U CN 200920310086 U CN200920310086 U CN 200920310086U CN 201549920 U CN201549920 U CN 201549920U
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- 230000000087 stabilizing effect Effects 0.000 claims abstract description 29
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses an intelligent charger with alternating current and direct current collinear input which comprises a power input terminal, a power output terminal and a voltage stabilizing circuit; the power input terminal is electrically connected with an alternating current identification circuit, the alternating current identification circuit is electrically connected with an alternating current and direct current rectification circuit, the alternating current and direct current rectification circuit is electrically connected with the voltage stabilizing circuit, and the voltage stabilizing circuit is electrically connected with the power output terminal; and simultaneously, the power input terminal is electrically connected with a direct current identification circuit, the current identification circuit is electrically connected with a direct-current positive and negative electrode conversion circuit, the direct-current positive and negative electrode conversion circuit is electrically connected with the voltage stabilizing circuit, and the voltage stabilizing circuit is electrically connected with the power output terminal. The intelligent charger with alternating current and direct current collinear input can be both taken as an alternating current charger and a direct current charger, has simple structure and is easy for manufacture; and the polarity of the direct current power supply can be reversed.
Description
Technical field
The utility model relates to a kind of charging device, especially the charger of AC and DC conllinear input.
Background technology
Current, commercially available charger major part is an AC charger, promptly by the charging device of single civil power 220V as input; The AC/DC charger only limits to some special-purpose assorted device, as the power supply adaptor of notebook computer.This single device and the multiple demand in the practical application are not complementary, and bring many constant to people's life.
The utility model content
The purpose of this utility model is the deficiency that overcomes the single input of existing charger, provides a kind of and not only can exchange, the input of direct current conllinear, as long as input is direct current 24 ~ 48V or exchanges 110 ~ 250V that output is exactly stable+17V; And can also provide the AC/DC conllinear of powerful 5A～10A electric current output to import intelligent charger.
A kind of AC/DC conllinear input intelligent charger of the present utility model is achieved by following technical proposals:
A kind of AC/DC conllinear input intelligent charger, comprise power input, power output end and voltage stabilizing circuit, described power input with exchange identification circuit and be electrically connected, exchanging identification circuit is electrically connected with the AC-DC rectification circuit, the AC-DC rectification circuit is electrically connected with voltage stabilizing circuit, and voltage stabilizing circuit is electrically connected with power output end; Simultaneously, power input is electrically connected with the direct current identification circuit, and the direct current identification circuit is electrically connected with direct current both positive and negative polarity change-over circuit, and direct current both positive and negative polarity change-over circuit is electrically connected with voltage stabilizing circuit, and voltage stabilizing circuit is electrically connected with power output end.
Described interchange identification circuit comprises electric capacity, step-down, rectification circuit and the three-terminal voltage-stabilizing device that connects successively.Utilization electric capacity isolated DC electricity principle, select suitable component parameters, make that only the alternating current of 110V～250V could pass through electric capacity, unstable direct voltage of output behind step-down, rectification circuit, again through three-terminal voltage-stabilizing device output burning voltage, the relay drive signal of this voltage before as communication channel opened communication channel, and the AC-DC rectification circuit is electrically connected with voltage stabilizing circuit.
The direct current identification circuit comprises decision circuitry, the three-terminal voltage-stabilizing device of the full bridge rectifier, voltage stabilizing didoe and the controllable silicon composition that connect successively.AC and DC goes out the direct current of 24～360V through full-bridge rectification, the decision circuitry of forming by voltage stabilizing didoe and controllable silicon, and when direct voltage is higher than 48V, SD is with regard to output low level, and the three-terminal voltage-stabilizing device of back is not just worked; Have only direct voltage to be lower than 48V, when being higher than 24V, SD just exports high level, and three-terminal voltage-stabilizing device output burning voltage, this voltage relay drive signal before as direct current channel is opened direct current channel, and direct current both positive and negative polarity change-over circuit is electrically connected with voltage stabilizing circuit.
Voltage stabilizing circuit output burning voltage charges to electrical appliance.
A kind of AC/DC conllinear input intelligent charger of the present utility model compared with prior art has following good effect:
Exchange, the input of direct current conllinear, both can do AC charger, also can do dc charger, and DC power supply polarity can reversal connection, simple in structure, be easy to make.
Description of drawings
The utility model will illustrate by example and with reference to the mode of accompanying drawing, wherein:
Fig. 1 is a circuit block diagram of the present utility model;
Fig. 2 exchanges the identification circuit schematic diagram;
Fig. 3 is a direct current identification circuit schematic diagram.
Embodiment
Disclosed arbitrary feature in this specification (comprising any accessory claim, summary and accompanying drawing) is unless special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, unless special narration, each feature is an example in a series of equivalences or the similar characteristics.
A kind of AC/DC conllinear input intelligent charger as shown in Figure 1, comprise power input, power output end and voltage stabilizing circuit, described power input with exchange identification circuit and be electrically connected, exchanging identification circuit is electrically connected with the AC-DC rectification circuit, the AC-DC rectification circuit is electrically connected with voltage stabilizing circuit, and voltage stabilizing circuit is electrically connected with power output end; Simultaneously, power input is electrically connected with the direct current identification circuit, and the direct current identification circuit is electrically connected with direct current both positive and negative polarity change-over circuit, and direct current both positive and negative polarity change-over circuit is electrically connected with voltage stabilizing circuit, and voltage stabilizing circuit is electrically connected with power output end.
As shown in Figure 2, exchange identification circuit and comprise electric capacity, step-down, rectification circuit and the three-terminal voltage-stabilizing device that connects successively.Utilization electric capacity isolated DC electricity principle, make that only the alternating current of 110V～250V could pass through electric capacity, unstable direct voltage of output behind step-down, rectification circuit, again through three-terminal voltage-stabilizing device LM78M15 output burning voltage+15V, the relay drive signal of this voltage before as communication channel opened communication channel.The alternating current of low pressure 110V is through capacitance decompression, and the voltage that rectification goes out is too low, and the voltage of LM78M15 output is also very low, does not drive relay; In this circuit with LM78M15 be because its volume less, do not need enable signal.It is to exchange that the interchange identification division is judged input, and relay is opened the AC-DC ALT-CH alternate channel, and this circuit is common Switching Power Supply, output 20V direct current.
As shown in Figure 3, the direct current identification circuit comprises decision circuitry, the three-terminal voltage-stabilizing device of the full bridge rectifier, voltage stabilizing didoe and the controllable silicon composition that connect successively.AC and DC goes out the direct current of 24～360V through full-bridge rectification, the decision circuitry of forming by voltage stabilizing didoe and controllable silicon, and when direct voltage is higher than 48V, SD is with regard to output low level, and the three-terminal voltage-stabilizing device LM5576 of back does not just work; Have only direct voltage to be lower than 48V, when being higher than 24V, SD just exports high level 1.25V, and three-terminal voltage-stabilizing device output burning voltage+15V, this voltage relay drive signal before as direct current channel is opened direct current channel.With LM5576 voltage stabilizing output+15V, and not using the LM78M15 pressurizer that uses in the alternating current circuit, is because will import with the enable signal of LM5576 and its wide voltage 7～60V herein.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (3)
1. an AC/DC conllinear is imported intelligent charger, comprise power input, power output end and voltage stabilizing circuit, it is characterized in that: described power input with exchange identification circuit and be electrically connected, exchanging identification circuit is electrically connected with the AC-DC rectification circuit, the AC-DC rectification circuit is electrically connected with voltage stabilizing circuit, and voltage stabilizing circuit is electrically connected with power output end; Simultaneously, power input is electrically connected with the direct current identification circuit, and the direct current identification circuit is electrically connected with direct current both positive and negative polarity change-over circuit, and direct current both positive and negative polarity change-over circuit is electrically connected with voltage stabilizing circuit, and voltage stabilizing circuit is electrically connected with power output end.
2. a kind of AC/DC conllinear input intelligent charger according to claim 1, it is characterized in that: described interchange identification circuit comprises electric capacity, step-down, rectification circuit and the three-terminal voltage-stabilizing device that connects successively.
3. a kind of AC/DC conllinear input intelligent charger according to claim 1 is characterized in that: described direct current identification circuit comprises decision circuitry, the three-terminal voltage-stabilizing device of the full bridge rectifier, voltage stabilizing didoe and the controllable silicon composition that connect successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203100862U CN201549920U (en) | 2009-09-10 | 2009-09-10 | Intelligent charger with alternating current and direct current collinear input |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203100862U CN201549920U (en) | 2009-09-10 | 2009-09-10 | Intelligent charger with alternating current and direct current collinear input |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201549920U true CN201549920U (en) | 2010-08-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203100862U Expired - Fee Related CN201549920U (en) | 2009-09-10 | 2009-09-10 | Intelligent charger with alternating current and direct current collinear input |
Country Status (1)
| Country | Link |
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| CN (1) | CN201549920U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102874090A (en) * | 2012-09-05 | 2013-01-16 | 北京爱康丽可商贸有限公司 | Multi-power vehicle |
| CN104883041A (en) * | 2015-06-08 | 2015-09-02 | 嘉兴星网通信技术有限公司 | Protection circuit |
| CN106208639A (en) * | 2015-05-07 | 2016-12-07 | 中兴通讯股份有限公司 | Input adaptive Switching power |
-
2009
- 2009-09-10 CN CN2009203100862U patent/CN201549920U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102874090A (en) * | 2012-09-05 | 2013-01-16 | 北京爱康丽可商贸有限公司 | Multi-power vehicle |
| CN106208639A (en) * | 2015-05-07 | 2016-12-07 | 中兴通讯股份有限公司 | Input adaptive Switching power |
| CN104883041A (en) * | 2015-06-08 | 2015-09-02 | 嘉兴星网通信技术有限公司 | Protection circuit |
| CN104883041B (en) * | 2015-06-08 | 2018-09-14 | 嘉兴星网通信技术有限公司 | A kind of protection circuit |
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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: 20100811 Termination date: 20130910 |