CN206742932U - The more gears of charger baby can adjust charging circuit - Google Patents
The more gears of charger baby can adjust charging circuit Download PDFInfo
- Publication number
- CN206742932U CN206742932U CN201720382004.XU CN201720382004U CN206742932U CN 206742932 U CN206742932 U CN 206742932U CN 201720382004 U CN201720382004 U CN 201720382004U CN 206742932 U CN206742932 U CN 206742932U
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- Prior art keywords
- circuit
- coupled
- charger baby
- resistance
- charging circuit
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Abstract
The utility model discloses a kind of more gears of charger baby can adjust charging circuit, for fast charge in the prior art, trickle charge each the shortcomings that, provide following technical scheme, including the transformer circuit for being depressured civil power, transformer circuit includes primary coil and the secondary coil of at least two different numbers of turn, one of secondary coil is coupled with the pulse charging circuit for being charged to charger baby battery, other secondary coils are respectively coupled to turn on the on-off circuit to be charged to charger baby battery in response to the pulse signal of pulse charging circuit, it is coupled between pulse charging circuit and on-off circuit for the switch pulse charging circuit switching circuit that directly charging or on-off circuit charge indirectly, pass through the regulation of switching circuit, different charge powers can be switched as needed, the selection being convenient for people to.
Description
Technical field
A kind of charger baby is the utility model is related to, more specifically, it relates to a kind of adjustable charging of the more gears of charger baby
Circuit.
Background technology
Portable power source（Mobile Power Pack, MPP）, also it is charger baby, traveling charger etc..One kind collection power supply and
Charge function can charge whenever and wherever possible in the portable charger of one to digital equipments such as mobile phone, tablet personal computers.Typically by
Lithium cell（Or dry cell, it is more rare）It is convenient to use as charge storage unit.
In the prior art, common charging modes have constant-voltage charge and existing rank after constant-voltage charge, crossing current charging, first constant current
The more conventional pulse charge of section, before fast charge technology maturation, using trickle charge technology, trickle charge technology is used to charge battery
Power is small, small to cell damage, is advantageous to extend the service life of battery, and fast charge can then shorten charging duration, save and use
The time of person.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is that providing a kind of more gears of charger baby can adjust
Charging circuit, there is the advantages of more charge power gears are changeable.
To achieve the above object, the utility model provides following technical scheme：
A kind of more gears of charger baby can adjust charging circuit, including the transformer circuit that civil power is depressured, the transformer
Circuit includes primary coil and the secondary coil of at least two different numbers of turn, and one of them described secondary coil, which is coupled with, to be used for
The pulse charging circuit to be charged to charger baby battery, other described secondary coils have been respectively coupled in response to pulse charge electricity
The pulse signal on road turns on the on-off circuit to be charged to charger baby battery, the pulse charging circuit and on-off circuit it
Between be coupled with for the directly charging or the switching circuit that charges indirectly of on-off circuit of switch pulse charging circuit.
Preferably, it is coupled between the primary coil and pulse charging circuit and is changed into the first whole of direct current for that will exchange
Current circuit.
Preferably, it is coupled between the primary coil and on-off circuit for the second rectified current for being changed into direct current will to be exchanged
Road.
Using above-mentioned technical proposal, mains supply is after transformer circuit is depressured again through the first rectifier circuit rectifies with to filling
The precious battery of electricity is charged, when switching circuit switches to pulse charging circuit charging, now impulse circuit smaller power
Charging rate is charged directly to charger baby battery, when switching circuit, which switches to on-off circuit, to be charged, on-off circuit
In response to the continuous ON-OFF of pulse signal of impulse circuit, charger baby battery is charged with larger charge power,
So as to which by the regulation of switching circuit, different charge powers, the selection being convenient for people to can be switched as needed.
Preferably, the pulse charging circuit includes resistance R1, diode VS, resistance R3, slide rheostat RP, biradical pole
Diode BT, resistance R4, resistance R2 and electric capacity C, wherein resistance R1 one end are coupled to the positive pole output of the first rectification circuit
End, the resistance R1 other end are coupled to slide rheostat RP sliding end and a fixing end simultaneously, and slide rheostat RP's is another
Double base diode BT emitter stage, while resistance R1 other end series resistance R3 are coupled to after one fixing end series resistance R2
Double base diode BT the second base stage is coupled to afterwards, and is coupled to after double base diode BT the first base series resistor R4
The cathode output end of one rectification circuit, while the first base stage output pulse signal of double base diode, double base diode BT
Emitter stage and the first rectification circuit negative pole between be coupled with electric capacity C, this external resistance R1 other end is coupled to diode VS
Negative electrode, diode VS anode is coupled to the negative pole of the first rectification circuit；
The on-off circuit includes IGCT VT, and the switching circuit includes single-pole double-throw switch (SPDT) K, wherein IGCT VT's
Anode is coupled to the cathode output end of the second rectification circuit, and IGCT VT negative electrode is coupled to the positive pole of charger baby battery, hilted broadsword
Commutator K not moved end is coupled to double base diode BT the first base stage with return pulse signal, single-pole double-throw switch (SPDT) K's
One moved end is coupled to IGCT VT control pole, and the negative pole of charger baby battery is coupled to the negative pole output of the first rectification circuit simultaneously
End and the cathode output end of the second rectification circuit, single-pole double-throw switch (SPDT) K another moved end is coupled to IGCT VT negative electrode.
Using above-mentioned technical proposal, mains supply after transformer circuit is depressured again through the first rectifier circuit rectifies, then
Charged after direct current is delivered into electric capacity C after resistance R1, slide rheostat RP, resistance R2 to electric capacity C, when electric capacity C both ends
When voltage Uc is equal to the voltage Ubb between h times of the second base stage and the first base stage, double base diode BT is turned on, then electric capacity C
Start the voltage Ubb that electric discharge makes Uc be less than between h times of the second base stage and the first base stage, double base diode BT cut-offs, work as list
When double-pole double throw switch K is switched to charger baby anode, double base diode BT conductings are so as to the first rectification circuit anode end
Direct current is directly charged after resistance R1, resistance R3, IGCT VT, resistance R4 to charger baby battery, and double base diode BT is cut
Only so as to stop charging to charger baby battery, do not stop discharge and recharge with electric capacity C, and then realize and filled to charger baby battery impulse
Electricity, when single-pole double-throw switch (SPDT) K is switched to out dry circuit, IGCT VT receive conducting after pulse signal, cut-off conversion with to
Charger baby battery charges, and because the number of turn of secondary coil is different, is filled so on-off circuit can carry out difference to charger baby battery
The charging of electrical power, a variety of charging selections are provided to people, electricity can be adjusted by adjusting slide rheostat RP access resistance in addition
Hold the C discharge and recharge time, the charge power to charger baby battery can also be adjusted as needed.
Preferably, the positive pole of the charger baby battery is coupled with the charging instruction charged for indicating charger baby battery
Portion.
Preferably, the charging instruction unit includes the ammeter A being coupled between charger baby positive pole and IGCT VT.
Using above-mentioned technical proposal, user can learn whether charger baby is charging by ammeter A, help to keep away
Exempt from the inconvenience brought to user of not charged in time caused by non-grafting well.
In summary, the utility model has the advantages that：
1. when switching circuit switches to pulse charging circuit charging, the now charging rate of impulse circuit smaller power
Charged directly to charger baby battery, when switching circuit, which switches to on-off circuit, to be charged, on-off circuit is in response to arteries and veins
The continuous ON-OFF of pulse signal of circuit is rushed, charger baby battery is charged with larger charge power, so as to pass through
The regulation of switching circuit, different charge powers, the selection being convenient for people to can be switched as needed；
2. regulation slide rheostat RP access resistance can adjust the electric capacity C discharge and recharge time, can also be as needed
Adjust the charge power to charger baby battery；
3. user can learn whether charger baby is charging by the instruction unit that charges, help avoid because non-grafting is good
Cause the inconvenience brought to user of not charging in time.
Brief description of the drawings
Fig. 1 is the theory diagram that this can adjust charging circuit using the new middle more gears of charger baby；
Fig. 2 is the circuit theory diagrams that this can adjust charging circuit using the new middle more gears of charger baby.
In figure：1st, transformer circuit；21st, the first secondary coil；22nd, second subprime coil；31st, the first rectification circuit；32、
Second rectification circuit；4th, pulse charging circuit；5th, on-off circuit；6th, switching circuit；7th, charger baby battery；71st, charge instruction unit.
Embodiment
Below in conjunction with the accompanying drawings and embodiment, the utility model is described in detail.
A kind of more gears of charger baby can adjust charging circuit, reference picture 1, including the transformer circuit 1 that civil power is depressured, and become
Transformer circuits 1 include primary coil, the first secondary coil 21 and second subprime coil 22 of two different numbers of turn, first level
Coil 21 is coupled with the pulse charging circuit 4 for being charged to charger baby battery 7, and second subprime coil 22 is coupled with response
The on-off circuit 5 to be charged to charger baby battery 7, pulse charging circuit 4 are turned in the pulse signal of pulse charging circuit 4
It is coupled between on-off circuit 5 for the switching that directly charging or on-off circuit 5 charge indirectly of switch pulse charging circuit 4
Circuit 6.
Reference picture 1, it is coupled between primary coil and pulse charging circuit 4 for the first rectification for being changed into direct current will to be exchanged
Circuit 31, it is coupled between primary coil and on-off circuit 5 for the second rectification circuit 32 for being changed into direct current will to be exchanged.
Mains supply is after the decompression of transformer circuit 1 again through the rectification of the first rectification circuit 31 to be carried out to charger baby battery 7
Charging, when switching circuit 6, which switches to pulse charging circuit 4, to charge, now the charging rate of impulse circuit smaller power is straight
Connect and charged to charger baby battery 7, when switching circuit 6, which switches to on-off circuit 5, to be charged, on-off circuit 5 in response to
The continuous ON-OFF of pulse signal of impulse circuit, is charged with larger charge power to charger baby battery 7, so as to logical
The regulation of switching circuit 6 is crossed, different charge powers, the selection being convenient for people to can be switched as needed.
Reference picture 2, pulse charging circuit 4 include resistance R1, diode VS, resistance R3, slide rheostat RP, biradical pole two
Pole pipe BT, resistance R4, resistance R2 and electric capacity C, wherein resistance R1 one end are coupled to the positive pole output of the first rectification circuit 31
End, the resistance R1 other end are coupled to slide rheostat RP sliding end and a fixing end simultaneously, and slide rheostat RP's is another
Double base diode BT emitter stage, while resistance R1 other end series resistance R3 are coupled to after one fixing end series resistance R2
Double base diode BT the second base stage is coupled to afterwards, and is coupled to after double base diode BT the first base series resistor R4
The cathode output end of one rectification circuit 31, while the first base stage output pulse signal of double base diode, double base diode
Electric capacity C is coupled between the negative pole of BT emitter stage and the first rectification circuit 31, this external resistance R1 other end is coupled to two poles
Pipe VS negative electrode, diode VS anode are coupled to the negative pole of the first rectification circuit 31；
On-off circuit 5 includes IGCT VT, and switching circuit 6 includes single-pole double-throw switch (SPDT) K, wherein IGCT VT anode coupling
The cathode output end of the second rectification circuit 32 is connected to, IGCT VT negative electrode is coupled to the positive pole of charger baby battery 7, single-pole double throw
The first base stage that switch K not moved end is coupled to double base diode BT is dynamic with return pulse signal, the one of single-pole double-throw switch (SPDT) K
End is coupled to IGCT VT control pole, and the negative pole of charger baby battery 7 is coupled to the negative pole output of the first rectification circuit 31 simultaneously
End and the cathode output end of the second rectification circuit 32, single-pole double-throw switch (SPDT) K another moved end is coupled to IGCT VT negative electrode.
Mains supply through transformer circuit 1 decompression after again through the rectification of the first rectification circuit 31, then by direct current through resistance
Charged after electric capacity C is delivered to after R1, slide rheostat RP, resistance R2 to electric capacity C, when the voltage Uc at electric capacity C both ends is equal to h times
During voltage Ubb between the second base stage and the first base stage, double base diode BT conductings, then electric capacity C, which starts electric discharge, makes Uc small
Voltage Ubb between h times of the second base stage and the first base stage, double base diode BT end, when single-pole double-throw switch (SPDT) K is connected
During to charger baby 7 positive pole of battery, double base diode BT turns on the direct current so as to the positive terminal of the first rectification circuit 31 through resistance
Directly charged to charger baby battery 7 after R1, resistance R3, IGCT VT, resistance R4, double base diode BT cut-off so as to stop to
Charger baby battery 7 charges, and does not stop discharge and recharge with electric capacity C, and then realizes and give the pulse charge of charger baby battery 7, works as hilted broadsword
When commutator K is switched to out dry circuit, IGCT VT is turned on after receiving pulse signal, cut-off is changed to give charger baby battery
7 chargings, because the number of turn of secondary coil is different, so on-off circuit 5 can carry out different charge powers to charger baby battery 7
Charging, a variety of charging selections are provided to people, electric capacity C charge and discharge can be adjusted by adjusting slide rheostat RP access resistance in addition
The electric time, the charge power to charger baby battery 7 can also be adjusted as needed.
Reference picture 2, the positive pole of charger baby battery 7 are coupled with the charging instruction charged for indicating charger baby battery 7
Portion 71, charging instruction unit 71 include the ammeter A being coupled between charger baby positive pole and IGCT VT, and user can pass through electricity
Flow table A learns whether charger baby is charging, and helps avoid not charging what is brought to user in time caused by non-grafting well
Inconvenience.
Described above is only preferred embodiment of the present utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, some improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (6)
1. a kind of more gears of charger baby can adjust charging circuit, including the transformer circuit (1) that civil power is depressured, it is characterized in that：
The transformer circuit (1) includes primary coil and the secondary coil of at least two different numbers of turn, one of them described secondary
Coil is coupled with the pulse charging circuit (4) for being charged to charger baby battery (7), other described secondary coil difference couplings
The pulse signal being connected in response to pulse charging circuit (4) turns on the on-off circuit to be charged to charger baby battery (7)
(5), it is coupled between the pulse charging circuit (4) and on-off circuit (5) and is directly charged for switch pulse charging circuit (4)
Or the switching circuit (6) that on-off circuit (5) charges indirectly.
2. the more gears of charger baby according to claim 1 can adjust charging circuit, it is characterized in that：The primary coil and arteries and veins
The first rectification circuit (31) for being coupled with and being changed into direct current for that will exchange is rushed between charging circuit (4).
3. the more gears of charger baby according to claim 2 can adjust charging circuit, it is characterized in that：The primary coil is with opening
It is coupled between powered-down road (5) for the second rectification circuit (32) for being changed into direct current will to be exchanged.
4. the more gears of charger baby according to claim 3 can adjust charging circuit, it is characterized in that：
The pulse charging circuit (4) includes resistance R1, diode VS, resistance R3, slide rheostat RP, double base diode
BT, resistance R4, resistance R2 and electric capacity C, wherein resistance R1 one end are coupled to the cathode output end of the first rectification circuit (31),
The resistance R1 other end is coupled to slide rheostat RP sliding end and a fixing end simultaneously, and slide rheostat RP's is another solid
Double base diode BT emitter stage, while coupling after resistance R1 other end series resistance R3 are coupled to after the series resistance R2 of fixed end
Double base diode BT the second base stage is connected to, it is whole to be coupled to first after double base diode BT the first base series resistor R4
The cathode output end of current circuit (31), while the first base stage output pulse signal of double base diode, double base diode BT
Emitter stage and the first rectification circuit (31) negative pole between be coupled with electric capacity C, this external resistance R1 other end is coupled to two poles
Pipe VS negative electrode, diode VS anode are coupled to the negative pole of the first rectification circuit (31)；
The on-off circuit (5) includes IGCT VT, and the switching circuit (6) includes single-pole double-throw switch (SPDT) K, wherein IGCT VT
Anode be coupled to the cathode output ends of the second rectification circuit (32), IGCT VT negative electrode is coupled to charger baby battery (7)
Positive pole, single-pole double-throw switch (SPDT) K not moved end are coupled to double base diode BT the first base stage with return pulse signal, hilted broadsword pair
A throw switch K moved end is coupled to IGCT VT control pole, and the negative pole of charger baby battery (7) is coupled to the first rectified current simultaneously
The cathode output end on road (31) and the cathode output end of the second rectification circuit (32), single-pole double-throw switch (SPDT) K another moved end coupling
It is connected to IGCT VT negative electrode.
5. the more gears of charger baby according to claim 4 can adjust charging circuit, it is characterized in that：The charger baby battery
(7) positive pole is coupled with for indicating the charging instruction unit (71) that charger baby battery (7) is charging.
6. the more gears of charger baby according to claim 5 can adjust charging circuit, it is characterized in that：The charging instruction unit
(71) the ammeter A being coupled between charger baby positive pole and IGCT VT is included.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720382004.XU CN206742932U (en) | 2017-04-12 | 2017-04-12 | The more gears of charger baby can adjust charging circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720382004.XU CN206742932U (en) | 2017-04-12 | 2017-04-12 | The more gears of charger baby can adjust charging circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206742932U true CN206742932U (en) | 2017-12-12 |
Family
ID=60559973
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720382004.XU Expired - Fee Related CN206742932U (en) | 2017-04-12 | 2017-04-12 | The more gears of charger baby can adjust charging circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206742932U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019232775A1 (en) * | 2018-06-08 | 2019-12-12 | 华为技术有限公司 | Wireless charging device, and terminal using same |
| CN111430824A (en) * | 2020-03-31 | 2020-07-17 | 联想(北京)有限公司 | Charging method and device and electronic equipment |
-
2017
- 2017-04-12 CN CN201720382004.XU patent/CN206742932U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019232775A1 (en) * | 2018-06-08 | 2019-12-12 | 华为技术有限公司 | Wireless charging device, and terminal using same |
| CN112236923A (en) * | 2018-06-08 | 2021-01-15 | 华为技术有限公司 | Wireless charging device and terminal using same |
| CN112236923B (en) * | 2018-06-08 | 2024-03-26 | 华为技术有限公司 | Wireless charging device and terminal using same |
| CN111430824A (en) * | 2020-03-31 | 2020-07-17 | 联想(北京)有限公司 | Charging method and device and electronic equipment |
| CN111430824B (en) * | 2020-03-31 | 2021-12-24 | 联想(北京)有限公司 | Charging method and device and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20171212 Termination date: 20190412 |