CN202651818U - Multipath output mobile power supply - Google Patents

Multipath output mobile power supply Download PDF

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Publication number
CN202651818U
CN202651818U CN 201220205352 CN201220205352U CN202651818U CN 202651818 U CN202651818 U CN 202651818U CN 201220205352 CN201220205352 CN 201220205352 CN 201220205352 U CN201220205352 U CN 201220205352U CN 202651818 U CN202651818 U CN 202651818U
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CN
China
Prior art keywords
circuit
input
output
power supply
mobile power
Prior art date
Application number
CN 201220205352
Other languages
Chinese (zh)
Inventor
王艺强
Original Assignee
厦门广开电子有限公司
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Priority to CN 201220205352 priority Critical patent/CN202651818U/en
Application granted granted Critical
Publication of CN202651818U publication Critical patent/CN202651818U/en

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Abstract

The utility model relates to a mobile power supply, and especially relates to the mobile power supply which supports the multipath output and is suitable for Apple products at the same time. The multipath output mobile power supply includes a mobile power supply housing, a rechargeable battery and a circuit board which are arranged in the housing of the mobile power supply, and an input charging adapter which supplies power to the rechargeable battery and the circuit board. The circuit board includes a battery protection circuit, a boost circuit, a first input interface circuit, a buck circuit, a second output interface circuit, a charging switch circuit, a voltage stabilization circuit, a state circuit, a single chip computer control circuit and an electric quantity display circuit. The multipath output mobile power supply can charge multiple electronic devices in real time.

Description

Multichannel output mobile power supply

Technical field

The utility model relates to portable power source, is specifically related to have multichannel portable power source output and that can be applied to simultaneously apple products.

Background technology

A kind of portable charger that integrates power supply and charge function of portable power source can charge or the standby power supply whenever and wherever possible to digital equipments such as mobile phones.Generally by lithium battery or dry cell as charge storage unit.Be different from the battery of interiors of products configuration, also be externally hanging battery.The general multiple power sources adapter that is equipped with, usually have large capacity, multipurpose, volume is little, the life-span is long and the characteristics such as safe and reliable, be can be whenever and wherever possible to be the functional product of the multiple digital product power supply such as mobile phone, MP3, MP4, mobile phone, PDA, palmtop PC, handheld device or standby charging.

Along with Apple emerges rapidly, the electronic product of its brand relies on its superpower performance and high-quality industrial design to win numerous users' favor, wherein iPad series, iPhone serial frivolous, the portable intelligent product is the most outstanding.But just owing to its frivolous portable design, the volume of its internal battery is restricted, thereby has affected the capacity of battery; And the advantage of the intelligent artifacts such as iPad, iPhone biases toward mobile the application, so that electric weight expends acceleration, often using just needs half a day even several hours charging, and this user's use has caused very large inconvenience.And rarely have the portable power source of supporting the apple series product on the existing market.

The utility model content

Technical problem to be solved in the utility model provides a kind of portable power source with multichannel output, can connect charging to a plurality of charging devices simultaneously, and can be applied to the apple series product simultaneously, prolong the service time of the intelligent artifacts such as iPad, iPhone.

In order to solve the problems of the technologies described above, multichannel output mobile power supply of the present utility model comprises:

Movable power shell;

Be arranged at rechargeable battery and circuit board in the movable power shell;

The input charging adapter is for rechargeable battery and circuit board provide charge power supply;

Described circuit board comprises battery protecting circuit, booster circuit, the first output interface circuit, reduction voltage circuit, the second output interface circuit, charge switch circuit, voltage stabilizing circuit, status circuit, single chip machine controlling circuit and electric quantity display circuit, the input of described battery protecting circuit is connected to rechargeable battery, the output of described battery protecting circuit is electrically connected on the input of booster circuit, the input of reduction voltage circuit and the input of charge switch circuit, the output of described booster circuit is electrically connected on the input of the first output interface circuit, the output of described reduction voltage circuit is electrically connected on the input of the second output interface, the output of described charge switch circuit is electrically connected on the input of voltage stabilizing circuit, the output of described voltage stabilizing circuit and the output of status circuit are electrically connected on the input of single chip machine controlling circuit, the output of described single chip machine controlling circuit is electrically connected on the input of electric quantity display circuit, the input of booster circuit and the input of reduction voltage circuit, described the first output interface circuit be connected output interface circuit and connect external connected electronic equipment to be charged;

When the circuit board of input charging adapter and portable power source was in connection status, the output of described input charging adapter also was electrically connected on the input of charge switch circuit.

Further, the compatible apple charging inlet of described the second output interface circuit.

Further, described rechargeable battery is comprised of two joint lithium batteries.

Further, described single chip machine controlling circuit is comprised of single-chip microcomputer HT46R064 and peripheral circuit thereof.

Further, described booster circuit is comprised of boost pressure controller LM3478 and peripheral circuit thereof.

Further, described reduction voltage circuit is comprised of step-down chip NB634 and peripheral circuit thereof.

Further, described voltage stabilizing circuit is comprised of voltage stabilizing chip HT7533-1 and peripheral circuit thereof.

The utility model adopts said structure, compared with prior art, has the following advantages:

1. output interface of the present utility model has two, and can expand, and therefore has multichannel output, can charge for connecting external connected electronic equipment of the present utility model simultaneously;

2. the second output interface circuit of the present utility model is the apple interface, and its built-in rechargeable battery can whenever and wherever possible for the apple series product charges, prolong the service time of apple products;

3. the utility model adopts rechargeable battery and two kinds of supply power modes of external power supply, and by single chip machine controlling circuit it is judged selection, and then determines preferential which kind of charging modes that adopts;

4. circuit board of the present utility model also has charge switch circuit, the unlatching of management booster circuit module or close, like this, can shut-off circuit in unpractical situation to save electric weight.

Description of drawings

Fig. 1 is the module diagram of the circuit board of the utility model embodiment.

Fig. 2 is the circuit theory diagrams of the circuit board of the utility model embodiment.

Embodiment

Now with embodiment the utility model is further specified by reference to the accompanying drawings.

As a preferred embodiment of the present utility model, as shown in Figure 1, a kind of multichannel output mobile power supply of the present utility model, it comprises movable power shell; Be arranged at rechargeable battery 1 and circuit board 2 in the movable power shell; Input charging adapter 3 is for rechargeable battery 1 and circuit board 2 provide charge power supply.Preferably, the rechargeable battery 1 in the present embodiment is lithium battery, specifically is comprised of two battery cores, and each battery core specification is 2500mAh/3.7V, so two joint lithium batteries of present embodiment have 7.4V.

Described circuit board 2 comprises battery protecting circuit 204; booster circuit 205; the first output interface circuit 201; reduction voltage circuit 203; the second output interface circuit 202; charge switch circuit 206; voltage stabilizing circuit 207; status circuit 208; single chip machine controlling circuit 209 and electric quantity display circuit 210; the input of described battery protecting circuit 204 is connected to rechargeable battery 1; the output of described battery protecting circuit 204 is electrically connected on the input of booster circuit 205; the input of the input of reduction voltage circuit 203 and charge switch circuit 206; the output of described booster circuit 205 is electrically connected on the input of the first output interface circuit 201; the output of described reduction voltage circuit 203 is electrically connected on the input of the second output interface 202; the output of described charge switch circuit 206 is electrically connected on the input of voltage stabilizing circuit 207; the output of the output of described voltage stabilizing circuit 207 and status circuit 208 is electrically connected on the input of single chip machine controlling circuit 209; the output of described single chip machine controlling circuit 209 is electrically connected on the input of electric quantity display circuit 210; the input of the input of booster circuit 205 and reduction voltage circuit 203, described the first output interface circuit 201 be connected output interface circuit 202 and connect respectively external connected electronic equipment to be charged.Described the second output interface circuit 202 compatible apple charging inlets can connect the apple series product, such as iPad, iPhone etc.

When the circuit board 2 of input charging adapter 3 and portable power source was in connection status, the output of described input charging adapter 3 also was electrically connected on the input of charge switch circuit 206.

Input charging adapter 3 is DC5V/1A, charges to lithium battery.As shown in Figure 2, booster circuit 205 is comprised of boost pressure controller LM3478 and peripheral circuit thereof.The effect of this booster circuit 205 mainly is that the 7.4V voltage that two joint lithium batteries provide is increased to 12V, because at present a lot of charging device all needs the power supply of 12V, so this road interface provides the output voltage of 12V, is the charging device charging.Reduction voltage circuit 203 is comprised of step-down chip NB634 and peripheral circuit thereof.The effect of this reduction voltage circuit 203 is lower voltages that lithium battery is provided, because 2 joint lithium batteries provide voltage about 7.4V, and for iPad, needs the power supply of 5V to charge, so this road interface provides the output voltage of 5V, for iPad etc. charges.Voltage stabilizing circuit is comprised of voltage stabilizing chip HT7533-1 and peripheral circuit thereof.

Connection status and the electric quantity of lithium battery of status monitoring circuit 208 monitoring electronic equipments.Single chip machine controlling circuit 209 is comprised of single-chip microcomputer HT46R064 and peripheral circuit thereof.The Main Function of this single chip machine controlling circuit 209 is that operating state, the charging control of decision circuitry plate 2 and the LED that drives electric quantity display circuit 210 show.

Electric quantity display circuit 210 mainly is comprised of three light-emitting diodes, the state of charge of portable power source under the state of charge of portable power source and the charged state when showing normal operating conditions, and it is by single chip machine controlling circuit 209 control displays.

Described input charging adapter 3 forms charging, power supply circuits with rechargeable battery 1, battery protecting circuit 204, charge switch circuit 206, voltage stabilizing circuit 207, single chip machine controlling circuit 209, is rechargeable battery 1 and circuit board 2 power supplies; Described status circuit 208, single chip machine controlling circuit 209, booster circuit 205, the first output interface circuit 201, reduction voltage circuit 203, the second output interface circuit 202 and electric quantity display circuit 210 form charging, electric quantity display circuit, for connecting the external connected electronic equipment charge of the first output interface circuit 201 and the second output interface circuit 202, simultaneously, show the electric weight of rechargeable battery 1 and the electronic equipment charged state of access.

The multichannel output mobile power supply of present embodiment has the first output interface circuit 201 and the second output interface circuit 202, can charge simultaneously to two charging devices that are connected to output interface circuit simultaneously; Wherein the second output interface circuit 202 is the apple interface, then can be applicable to the instant charging of apple products; It both can use rechargeable battery 1 to charge, and also can use external power supply to charge.In addition, circuit of the present utility model is slightly changed, then can be set up a plurality of output interface circuits, have more multichannel output, to meet the different needs.

The below specifies the utility model so that iPad and electric motor car are charged as example simultaneously.At first the charging inlet with iPad inserts the second output interface circuit 202, the charging inlet of electric motor car is inserted the first output interface circuit 201, then charge switch circuit 206 has detected equipment access, and charge switch closed (namely detecting the pin level undercuts) makes whole circuit turn-on.Then status circuit 208 pairs of these iPad, electric motor car and external power supplys, inner lithium battery (rechargeable battery 1) detect, and the testing result signal reached single chip machine controlling circuit 209, whether single chip machine controlling circuit 209 is in the external power source connection status by decision circuitry plate 2 is adopted lithium cell charging or external power supply to charge, and electric quantity display circuit 210 shows the charged state of iPad and electric motor car in real time by its LED simultaneously.

Although specifically show and introduced the utility model in conjunction with preferred embodiment; but the those skilled in the art should be understood that; within not breaking away from the spirit and scope of the present utility model that appended claims limits; can make a variety of changes the utility model in the form and details, be protection range of the present utility model.

Claims (6)

1. a multichannel output mobile power supply comprises
Movable power shell;
Be arranged at rechargeable battery and circuit board in the movable power shell;
The input charging adapter is for rechargeable battery and circuit board provide charge power supply;
It is characterized in that:
Described circuit board comprises battery protecting circuit, booster circuit, the first output interface circuit, reduction voltage circuit, the second output interface circuit, charge switch circuit, voltage stabilizing circuit, status circuit, single chip machine controlling circuit and electric quantity display circuit, the input of described battery protecting circuit is connected to rechargeable battery, the output of described battery protecting circuit is electrically connected on the input of booster circuit, the input of reduction voltage circuit and the input of charge switch circuit, the output of described booster circuit is electrically connected on the input of the first output interface circuit, the output of described reduction voltage circuit is electrically connected on the input of the second output interface, the output of described charge switch circuit is electrically connected on the input of voltage stabilizing circuit, the output of described voltage stabilizing circuit and the output of status circuit are electrically connected on the input of single chip machine controlling circuit, the output of described single chip machine controlling circuit is electrically connected on the input of electric quantity display circuit, the input of booster circuit and the input of reduction voltage circuit, described the first output interface circuit be connected output interface circuit and connect external connected electronic equipment to be charged;
When the circuit board of input charging adapter and portable power source was in connection status, the output of described input charging adapter also was electrically connected on the input of charge switch circuit.
2. multichannel output mobile power supply according to claim 1, it is characterized in that: described single chip machine controlling circuit is comprised of single-chip microcomputer HT46R064 and peripheral circuit thereof.
3. multichannel output mobile power supply according to claim 1, it is characterized in that: described booster circuit is comprised of boost pressure controller LM3478 and peripheral circuit thereof.
4. multichannel output mobile power supply according to claim 1, it is characterized in that: described reduction voltage circuit is comprised of step-down chip NB634 and peripheral circuit thereof.
5. multichannel output mobile power supply according to claim 1, it is characterized in that: described voltage stabilizing circuit is comprised of voltage stabilizing chip HT7533-1 and peripheral circuit thereof.
6. multichannel output mobile power supply according to claim 1 is characterized in that: described rechargeable battery is comprised of two joint lithium batteries.
CN 201220205352 2012-05-09 2012-05-09 Multipath output mobile power supply CN202651818U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN 201220205352 CN202651818U (en) 2012-05-09 2012-05-09 Multipath output mobile power supply

Publications (1)

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CN202651818U true CN202651818U (en) 2013-01-02

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103259307A (en) * 2013-04-11 2013-08-21 衡阳加一电子科技有限公司 Intelligent mobile power source
CN103746411A (en) * 2013-12-04 2014-04-23 芜湖迈特电子科技有限公司 Fast charging type portable power source
CN104578202A (en) * 2013-10-18 2015-04-29 岳造宇 Portable charging device
CN104600766A (en) * 2013-11-01 2015-05-06 恒耀能源股份有限公司 Mobile power supply with series connection design
CN104953670A (en) * 2015-07-07 2015-09-30 成都迈奥信息技术有限公司 Wireless mobile power source with stable power supply function
CN104979859A (en) * 2014-04-03 2015-10-14 恒耀能源股份有限公司 Portable Power Bank
CN105337345A (en) * 2015-10-26 2016-02-17 芜湖迈特电子科技有限公司 Novel mobile power source
CN106602904A (en) * 2017-01-11 2017-04-26 深圳市旭安光电有限公司 Dual-output buck-boost power supply circuit

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103259307A (en) * 2013-04-11 2013-08-21 衡阳加一电子科技有限公司 Intelligent mobile power source
CN103259307B (en) * 2013-04-11 2015-07-29 加一联创电子科技有限公司 A kind of Intelligent movable power supplies
CN104578202A (en) * 2013-10-18 2015-04-29 岳造宇 Portable charging device
CN104600766A (en) * 2013-11-01 2015-05-06 恒耀能源股份有限公司 Mobile power supply with series connection design
CN103746411A (en) * 2013-12-04 2014-04-23 芜湖迈特电子科技有限公司 Fast charging type portable power source
CN104979859A (en) * 2014-04-03 2015-10-14 恒耀能源股份有限公司 Portable Power Bank
CN104953670A (en) * 2015-07-07 2015-09-30 成都迈奥信息技术有限公司 Wireless mobile power source with stable power supply function
CN105337345A (en) * 2015-10-26 2016-02-17 芜湖迈特电子科技有限公司 Novel mobile power source
CN106602904A (en) * 2017-01-11 2017-04-26 深圳市旭安光电有限公司 Dual-output buck-boost power supply circuit

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130102

Termination date: 20140509

C17 Cessation of patent right