CN102780251A - Charger - Google Patents
Charger Download PDFInfo
- Publication number
- CN102780251A CN102780251A CN2012102983696A CN201210298369A CN102780251A CN 102780251 A CN102780251 A CN 102780251A CN 2012102983696 A CN2012102983696 A CN 2012102983696A CN 201210298369 A CN201210298369 A CN 201210298369A CN 102780251 A CN102780251 A CN 102780251A
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- CN
- China
- Prior art keywords
- power
- circuit
- input
- charging
- battery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/007—Arrangements for selectively connecting the load or loads to one or several among a plurality of power lines or power sources
- H02J3/0075—Arrangements for selectively connecting the load or loads to one or several among a plurality of power lines or power sources for providing alternative feeding paths between load and source according to economic or energy efficiency considerations, e.g. economic dispatch
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00304—Overcurrent protection
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/10—The network having a local or delimited stationary reach
- H02J2310/12—The local stationary network supplying a household or a building
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a charger. According to the invention, the battery of the charger gets power from an outside power supply via an input side circuit, and supplies power to electrical appliances via an output side circuit; the input side circuit comprises input ports and charge input circuits; the power supply end of one input port in the input ports is connected with the charge input end of one charge input circuit in the charge input circuits, the charge output end of the charge input circuit is used for being connected to the power-getting end of the battery, thus forming a power-getting circuit enabling the battery to get power from a transformer which is accessed to the input port; and for the power-getting circuit, the data end of the input port is connected with the current control end of the charge input circuit, so that the charge current of the charge input circuit is not higher than the rated current of the transformer which is accessed to the input port; and at least two power-getting circuits are arranged, and the power-getting circuits output power to the power-getting end of the battery in parallel, so that power-getting efficiency is increased on the premise that the accessed transformer is prevented from over-current damage, thus saving charge time.
Description
Technical field
The invention belongs to charger field, its inside is provided with battery, and battery is supplied power to electrical appliance after extraneous power supply power taking.
Background technology
Charger comprises battery, input side circuit and outlet side circuit, and battery, is supplied power to electrical appliance through the outlet side circuit from extraneous power supply power taking through the input side circuit.
Existing first kind of charger; Be provided with an input port and a charging input circuit in its input side circuit; The power end of this input port connects the charging input end of this charging input circuit; The charging output of this charging input circuit is used to receive the power taking end of said battery, thus form a power-supply circuit for said battery from being linked into the transformer power taking of this input port.The data terminal of this input port connects the control stream end of this charging input circuit, makes the charging current of this charging input circuit not be higher than the rated current of the transformer that is linked into this input port, can not damage by overcurrent to guarantee transformer.
Existing second kind of charger like Fig. 1, is provided with a plurality of input ports and a charging input circuit in its input side circuit, different input ports is applicable to different transformers, and the user can be the input port that the transformer selection matches of oneself.The power end of these input ports connects the charging input end of this charging input circuit jointly; The charging output of this charging input circuit is used to receive the power taking end of said battery, form many mouthfuls of power-supply circuits for said battery from being linked into a transformer power taking of any input port.The mentality of designing of this charger is to let user's optional transformer from a plurality of dissimilar transformers insert the input port get final product; Selected transformer rated current is high more; Power taking speed is just high more, but does not consider through letting a plurality of chargers come further to improve power taking speed for said battery charge together.The data terminal D+ of these input ports of this charger, D-connect the control stream end of this charging input circuit jointly; Make the charging current of this charging input circuit not be higher than the rated current of the transformer that is linked into any input port, can not damage by overcurrent with the transformer that guarantees to be inserted.When a plurality of access ports all are connected to transformer; Suppose that it is the transformer 1 of 2.1A that rated current has been inserted in input port 1; It is the transformer 2 of 1.0A that rated current has been inserted in input port 2, and the charging current of charging input circuit should not be higher than the rated current 1.0A of the transformer 2 that wherein rated current is minimum, can not damage by overcurrent to guarantee the minimum transformer 2 of rated current; So the power taking speed of charger just is limited by the transformer 2 that wherein rated current is minimum, causes minimumization of power taking speed.
Summary of the invention
Thereby the objective of the invention is to let charger can not improve the power taking speed saving charging interval under the prerequisite of overcurrent damage at the transformer that guarantees to be inserted.
Provide charger for this reason, comprise battery, input side circuit and outlet side circuit:
Battery, is supplied power to electrical appliance through the outlet side circuit from extraneous power supply power taking through the input side circuit;
The input side circuit comprises input port and charging input circuit;
The power end of an input port in the said input port connects the charging input end of a charging input circuit in the said charging input circuit; The charging output of this charging input circuit is used to receive the power taking end of said battery; Thereby form a power-supply circuit for said battery from being linked into the transformer power taking of this input port; For this power-supply circuit; The data terminal of this input port connects the control stream end of this charging input circuit, makes the charging current of this charging input circuit not be higher than the rated current of the transformer that is linked into this input port;
It is characterized in that such power-supply circuit has at least two, these power-supply circuits output to the power taking end of said battery side by side.
Power-supply circuit of the present invention has at least two, so can insert at least two transformers, comes side by side to battery charge through these at least two power-supply circuits.According to the principle of electric current stack, total charging current of battery power taking is the charging current sum of each power-supply circuit, greater than the charging current of a power-supply circuit wherein, so power taking speed is higher than the prior art that only adopts a power-supply circuit, has saved the charging interval.Each bar power-supply circuit carries out current limliting according to the rated current of the transformer that is inserted to self charging input circuit respectively, guarantees that the transformer that is inserted can not damage by overcurrent.
Description of drawings
Fig. 1 is that the circuit of input port, charging input circuit and battery in existing second kind of charger is connected block diagram.
Fig. 2 is that the circuit of the circuit of embodiment of the invention charger connects block diagram.
Embodiment
Charger comprises battery, input side circuit and outlet side circuit, and battery, is supplied power to electrical appliance through the outlet side circuit from extraneous power supply power taking through the input side circuit.Like Fig. 2, the input side circuit comprises three input ports, is respectively input port 1, input port 2 and input port 3; Also comprise three charging input circuits, be respectively charging input circuit 1, charging input circuit 2 and charging input circuit 3.
The power end of input port 1 connects the charging input end of charging input circuit 1, and the charging output of charging input circuit 1 is used to receive the power taking end of said battery, thus form article one power-supply circuit for said battery from being linked into the transformer power taking of input port.
The power end of input port 2 connects the charging input end of charging input circuit 2, and the charging output of charging input circuit 2 is used to receive the power taking end of said battery, thus form the second power-supply circuit for said battery from being linked into the transformer power taking of input port.
The power end of input port 3 connects the charging input end of charging input circuit 3, and the charging output of charging input circuit 3 is used to receive the power taking end of said battery, thus form the 3rd power-supply circuit for said battery from being linked into the transformer power taking of input port.
Article three, power-supply circuit outputs to the power taking end of said battery side by side.In the present embodiment, three power-supply circuit charging voltages are 5V.
Charger comprises a programmable controller; This programmable controller is received data terminal D+, the D-of the input port in each power-supply circuit; Also receive the control stream end of the charging input circuit in each power-supply circuit, to realize that to every power-supply circuit, being connected between the end flowed in the control of the data terminal D+ of its input port, D-and its charging input circuit; Thereby make that in every power-supply circuit the charging current of its charging input circuit is not higher than the rated current of the transformer that is linked into its input port.
The outlet side circuit comprises power supply circuits; Also comprise two delivery outlets, be respectively delivery outlet 1 and input port 2.Battery is supplied with electric energy the electrical appliance that is linked into input port 1 and/or input port 2 through power supply circuits.The work of said programmable controller control power supply circuits.
Charger also comprises battery protecting circuit and the charge volume cue circuit that is connected with charging circuit.
Supposing to have transformer 1 rated current is 2.1A, and it is 1.0A that transformer 2 rated current are arranged.The present is linked into input port 1 to transformer 1, is linked into input port 2 to transformer 2, and input port 3 transless insert.Then details are as follows for the charger course of work.
1 data terminal D+, D-read the type of transformer 1 to programmable controller from the input port; Learn that its rated current is 2.1A; Control stream end to charging input circuit 1 sends signal in view of the above, and the charging current of restriction charging input circuit 1 is not higher than 2.1A, can not damage by overcurrent to guarantee transformer 1.
2 data terminal D+, D-read the type of transformer 2 to programmable controller from the input port; Learn that its rated current is 1.0A; Control stream end to charging input circuit 2 sends signal in view of the above, and the charging current of restriction charging input circuit 2 is not higher than 1.0A, can not damage by overcurrent to guarantee transformer 2.
3 data terminal D+, D-learn that input port 3 does not have transformer to insert to programmable controller from the input port, just need not charging input circuit 3 is carried out Current Control.
Under the normal condition; Article one power-supply circuit with the rated current 2.1A of transformer 1 to said battery charge; The second power-supply circuit with the rated current 1.0A of transformer 2 to said battery charge; Article three, power-supply circuit does not have charging current, and according to the principle of electric current stack, total charging current of battery power taking is 2.1A+1.0A+0=3.1A.It is thus clear that under the prerequisite that the transformer that guarantees to be inserted 1 and transformer 2 can overcurrent damage, the charger power taking speed of present embodiment is higher than existing charger.
Claims (2)
1. charger comprises battery, input side circuit and outlet side circuit:
Battery, is supplied power to electrical appliance through the outlet side circuit from extraneous power supply power taking through the input side circuit;
The input side circuit comprises input port and charging input circuit;
The power end of an input port in the said input port connects the charging input end of a charging input circuit in the said charging input circuit; The charging output of this charging input circuit is used to receive the power taking end of said battery; Thereby form a power-supply circuit for said battery from being linked into the transformer power taking of this input port; For this power-supply circuit; The data terminal of this input port connects the control stream end of this charging input circuit, makes the charging current of this charging input circuit not be higher than the rated current of the transformer that is linked into this input port;
It is characterized in that such power-supply circuit has at least two, these power-supply circuits output to the power taking end of said battery side by side.
2. charger according to claim 1; Wherein also comprise a programmable controller; This programmable controller is received the data terminal of the input port in each power-supply circuit; Also receive the control stream end of the charging input circuit in each power-supply circuit, to realize that to every power-supply circuit the data terminal of its input port flows being connected between the end with the control of its charging input circuit.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102983696A CN102780251A (en) | 2012-08-21 | 2012-08-21 | Charger |
| PCT/CN2012/081020 WO2014029137A1 (en) | 2012-08-21 | 2012-09-05 | Charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102983696A CN102780251A (en) | 2012-08-21 | 2012-08-21 | Charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102780251A true CN102780251A (en) | 2012-11-14 |
Family
ID=47125058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102983696A Pending CN102780251A (en) | 2012-08-21 | 2012-08-21 | Charger |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102780251A (en) |
| WO (1) | WO2014029137A1 (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1801570A (en) * | 2004-12-31 | 2006-07-12 | 乐金电子（昆山）电脑有限公司 | System power supply providing equipment using battery charger |
| JP2008005645A (en) * | 2006-06-23 | 2008-01-10 | Nec Infrontia Corp | Portable terminal device, and method of reducing heat generation by the device |
| JP2008187865A (en) * | 2007-01-31 | 2008-08-14 | Nagano Japan Radio Co | Charger |
| CN101399383A (en) * | 2007-09-28 | 2009-04-01 | 三星电子株式会社 | adaptive battery holder, battery recharging system including the same, and battery recharging method using the same |
| CN201294399Y (en) * | 2008-09-27 | 2009-08-19 | 比亚迪股份有限公司 | Parallel device of charging plant |
| CN202759271U (en) * | 2012-08-21 | 2013-02-27 | 区诗浩 | Charger |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1296793C (en) * | 2003-10-21 | 2007-01-24 | 无敌科技股份有限公司 | Multiple current inputting charging device and method thereof |
| CN1741345B (en) * | 2004-05-14 | 2014-07-16 | 凹凸科技国际股份有限公司 | Power management system |
| CN101682197A (en) * | 2007-03-26 | 2010-03-24 | 吉列公司 | Adaptive charger device and method |
| CN101232196B (en) * | 2008-02-02 | 2011-04-06 | 中兴通讯股份有限公司 | Control circuit of charging mode in USB charging stand and method thereof |
-
2012
- 2012-08-21 CN CN2012102983696A patent/CN102780251A/en active Pending
- 2012-09-05 WO PCT/CN2012/081020 patent/WO2014029137A1/en active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1801570A (en) * | 2004-12-31 | 2006-07-12 | 乐金电子（昆山）电脑有限公司 | System power supply providing equipment using battery charger |
| JP2008005645A (en) * | 2006-06-23 | 2008-01-10 | Nec Infrontia Corp | Portable terminal device, and method of reducing heat generation by the device |
| JP2008187865A (en) * | 2007-01-31 | 2008-08-14 | Nagano Japan Radio Co | Charger |
| CN101399383A (en) * | 2007-09-28 | 2009-04-01 | 三星电子株式会社 | adaptive battery holder, battery recharging system including the same, and battery recharging method using the same |
| CN201294399Y (en) * | 2008-09-27 | 2009-08-19 | 比亚迪股份有限公司 | Parallel device of charging plant |
| CN202759271U (en) * | 2012-08-21 | 2013-02-27 | 区诗浩 | Charger |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014029137A1 (en) | 2014-02-27 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20121114 |