CN204030672U - A kind of Multifunction portable power source - Google Patents
A kind of Multifunction portable power source Download PDFInfo
- Publication number
- CN204030672U CN204030672U CN201420444343.2U CN201420444343U CN204030672U CN 204030672 U CN204030672 U CN 204030672U CN 201420444343 U CN201420444343 U CN 201420444343U CN 204030672 U CN204030672 U CN 204030672U
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- China
- Prior art keywords
- circuit
- pin
- power source
- portable power
- booster
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- Expired - Fee Related
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
A kind of Multifunctional portable power source, the circuit of this portable power source comprises, the compositions such as charging circuit, measuring circuit, booster circuit, control circuit, display circuit, output circuit; Described charging circuit is arranged on whole circuit input end, and this charging circuit is connected with booster circuit; Described booster circuit is connected with measuring circuit, output circuit, this booster circuit is connected with phase compensating circuit and protective circuit; Described control circuit is connected with measuring circuit, display circuit, charging circuit and booster circuit respectively.When the utility model uses as portable power source, first arrange output voltage, adjustable voltage outlet line opened automatically by control circuit, and control circuit controls output circuit according to metric data; Measurement circuit is originally measured by the electronic parameter of external measurement test pencil external portion circuit.The novel dexterity of the utility model is light, is easy to carry, and both can be used as power supply use, can be used as again electronic measuring instrument use, uses under being applicable to very much the measurement environment of needs mobile operating.
Description
Technical field
The utility model relates to power technique fields, especially relates to a kind of Multifunction portable power source.
Background technology
Portable power source is collection power supply and the abbreviation being charged as Portable power source integrally, can be used for the charging of mobile electronic device relaying or standby power such as the smart mobile phone of user, panel computers.
At present, along with the extensive application of mobile electronic device, people all need to use these electronic equipments in each place, but need sometimes to measure the electronic parameter of electronic equipment, but most of electronic metering equipment is all heavier, need external AC to power, can only be placed in fixing laboratory and use, be not suitable for the measurement of mobile operating environment; And measuring equipment (as the universal instrument) function being applicable to mobile operating environment is too simple, application demand cannot be met.
Summary of the invention
The utility model object overcomes the deficiencies in the prior art, provides a kind of Multifunction portable power source.
For solving the problems of the technologies described above, the technical scheme that the utility model adopts is: a kind of circuit of Multifunctional portable power source comprises, charging circuit, measuring circuit, booster circuit, control circuit, display circuit, output circuit; Described charging circuit is arranged on whole circuit input end, and this charging circuit is connected with booster circuit; Described booster circuit is connected with measuring circuit, output circuit, this booster circuit is connected with phase compensating circuit and protective circuit; Described control circuit is connected with measuring circuit, display circuit, charging circuit and booster circuit respectively; Described control circuit comprises control chip U4; Charging circuit is made up of U1, D1, R1, R2, L1, C1, C2, C3; Booster circuit is made up of U3, L2, Q2, D2, C6, C7, C8, C9; The resistance pressure-dividing network circuit that protective circuit is made up of R10, R11, C15 and the Real-Time Monitoring circuit that D5, R36 are formed are formed; Output circuit is made up of U5A, R30, R31, R32, R33, R34, R35.
As preferably, the DATA-CHK13 pin of described control chip U4 is connected with measuring circuit.
As preferably, the DC-Ctrl4 pin of described control chip U4 is connected with the NIC8 of charging circuit control chip U1.
As preferably, FB6 pin, the EN1 pin of the FB3 pin of described control chip U4, DIS-CON2 pin and control chip U3 in booster circuit are connected.
As preferably, the SWITCH11 pin of described control chip U4 is connected with protective circuit with 12 pins.
As preferably, the LOAD-CHK_A10 pin of described control chip U4 is connected with output circuit.
As preferably, SDA5 pin, the SCK6 pin of described control chip U4 are connected with display circuit LCD_SDA4 pin, LCD_SCK5 pin respectively.
As preferably, between described charging circuit and booster circuit, be connected with battery terminal BAT+, BAT-.
The utility model is by charging module circuit to the charging of high-capacity lithium battery group, and in charging process, control circuit is by measuring circuit monitoring charged state and by LCD instant playback; When using as portable power source, first output voltage is set, and shown by LCD, adjustable voltage outlet line opened automatically by control circuit, measuring circuit constantly detects output voltage and gives control circuit detecting data, control circuit controls output circuit according to metric data, forms a closed loop, ensures to export the voltage needed for user; Measurement circuit itself can be measured by the electronic parameter of external measurement test pencil external portion circuit.The novel dexterity of the utility model is light, is easy to carry, and both can be used as power supply use, can be used as again electronic measuring instrument use, uses under being applicable to very much the measurement environment of needs mobile operating.
Accompanying drawing explanation
Fig. 1 is structural principle block diagram of the present utility model.
Fig. 2 is integrated circuit schematic diagram of the present utility model.
Fig. 3 is LCD display circuit schematic diagram of the present utility model.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is further described in detail.
Fig. 1 is structural principle block diagram of the present utility model; Fig. 2 is integrated circuit schematic diagram of the present utility model; Fig. 3 is LCD display circuit schematic diagram of the present utility model.From Fig. 1 composition graphs 2, Fig. 3, a kind of circuit of Multifunctional portable power source, primarily of compositions such as charging circuit, measuring circuit, booster circuit, control circuit, display circuit, output circuits; Described charging circuit is arranged on whole circuit input end, and this charging circuit is connected with booster circuit; Described booster circuit is connected with measuring circuit, output circuit, this booster circuit is connected with phase compensating circuit and protective circuit; Described control circuit is connected with measuring circuit, display circuit, charging circuit and booster circuit respectively.
Described control circuit comprises control chip U4, and the model of this control chip U4 is SOP14, is wherein connected with electric capacity C17 between VDD pin and VSS pin, and the SW8 pin of control chip U4 is connected with K1, and this K1 is key-press input, is used for setting output voltage.Battery terminal BAT+, BAT-is provided with between charging circuit and booster circuit, this battery pack splicing ear BAT+, BAT-are connected with measuring circuit, measuring circuit detects the electricity of lithium battery group, and is shown by LCD, gives control circuit detecting data simultaneously.
Charging circuit is made up of U1, D1, R1, R2, L1, C1, C2, C3, wherein the DC-Ctrl4 pin of control chip U4 is connected with the NIC8 of charging circuit control chip U1, R2 is electric current inductive reactance, control charging current by the voltage detecting R2 two ends, this charging circuit is controlled to start by control chip U4.
Booster circuit is made up of U3, L2, Q2, D2, C6, C7, C8, C9, FB6 pin, the EN1 pin of the FB3 pin of control chip U4, DIS-CON2 pin and control chip U3 in booster circuit are connected, controlled to start by the R6 be connected between DIS-CON2 pin and EN1 pin by control chip U4, wherein the boosting of FB foot control system drives frequency and the duty ratio of PWM, obtains required output voltage and energy.This booster circuit is connected with the phase compensation circuit be made up of R7, C10, is used for improving the efficiency of booster circuit and stability.
Protective circuit is made up of R10, R11, C15 and D5, R36 two parts circuit; the SWITCH11 pin of control chip U4 is connected with protective circuit with 12 pins; the resistance pressure-dividing network that wherein control chip U4 is consisted of R10, R11, C15 monitors output state; and open output by Q3; send the output voltage of setting, control chip U4 is by D5, R36 Real-Time Monitoring output short-circuit.
Output circuit is made up of U5A, R30, R31, R32, R33, R34, R35, the LOAD-CHK_A10 pin of control chip U4 is connected with output circuit, convert voltage to by output current and deliver in control chip U4, Real-Time Monitoring output loading situation of change.
The DATA_CHK13 pin of control chip U4 is connected with measuring circuit, is read the data of measuring circuit by DATA_CHK13 pin pin.
SDA5 pin, the SCK6 pin of control chip U4 are connected with display circuit LCD_SDA4 pin, LCD_SCK5 pin respectively, and the charge or discharge detected and battery electric quantity state are shown in LCD screen by DAC conversion by control circuit.
When battery electric quantity is inadequate, all-mains DC power supply to be accessed from outside, by charging circuit, high-capacity lithium battery group is charged, in charging process, control circuit controls charging circuit by constantly gathering battery electric quantity, ensure correctly to charge to battery pack efficiently, and by LCD instant playback; When using as portable power source, first output voltage is set, and shown by LCD, adjustable voltage outlet line opened automatically by control circuit, measuring circuit constantly detects output voltage and gives control circuit detecting data, control circuit controls output circuit according to metric data, forms a closed loop, ensures to export the voltage needed for user; When using as measuring instrument, its measuring circuit is measured by the electronic parameter of external measurement test pencil external portion circuit, dexterous light, be easy to carry, both can be used as power supply use, can be used as again electronic measuring instrument use, used under being applicable to very much the measurement environment of needs mobile operating.
The utility model illustrates embodiment of the present utility model and structure by above-described embodiment; but this patent is not limited to above-mentioned execution mode; all employings and the utility model analog structure realize all modes of the utility model object, all within protection range of the present utility model.
Claims (8)
1. a Multifunctional portable power source, is characterized in that, the circuit of this Multifunctional portable power source comprises, charging circuit, measuring circuit, booster circuit, control circuit, display circuit, output circuit; It is characterized in that, described charging circuit is arranged on whole circuit input end, and this charging circuit is connected with booster circuit; Described booster circuit is connected with measuring circuit, output circuit, this booster circuit is connected with phase compensating circuit and protective circuit; Described control circuit is connected with measuring circuit, display circuit, charging circuit and booster circuit respectively; Described control circuit comprises control chip U4; Charging circuit is made up of U1, D1, R1, R2, L1, C1, C2, C3; Booster circuit is made up of U3, L2, Q2, D2, C6, C7, C8, C9; The resistance pressure-dividing network circuit that protective circuit is made up of R10, R11, C15 and the Real-Time Monitoring circuit that D5, R36 are formed are formed; Output circuit is made up of U5A, R30, R31, R32, R33, R34, R35.
2. a kind of Multifunctional portable power source according to claim 1, it is characterized in that, the DATA-CHK13 pin of described control chip U4 is connected with measuring circuit.
3. a kind of Multifunctional portable power source according to claim 1, it is characterized in that, the DC-Ctrl4 pin of described control chip U4 is connected with the NIC8 of charging circuit control chip U1.
4. a kind of Multifunctional portable power source according to claim 1, is characterized in that, FB6 pin, the EN1 pin of the FB3 pin of described control chip U4, DIS-CON2 pin and control chip U3 in booster circuit are connected.
5. a kind of Multifunctional portable power source according to claim 1, it is characterized in that, the SWITCH11 pin of described control chip U4 is connected with protective circuit with 12 pins.
6. a kind of Multifunctional portable power source according to claim 1, it is characterized in that, the LOAD-CHK_A10 pin of described control chip U4 is connected with output circuit.
7. a kind of Multifunctional portable power source according to claim 1, it is characterized in that, SDA5 pin, the SCK6 pin of described control chip U4 are connected with display circuit LCD_SDA4 pin, LCD_SCK5 pin respectively.
8. a kind of Multifunctional portable power source according to claim 1, is characterized in that, be connected with battery terminal BAT+, BAT-between described charging circuit and booster circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420444343.2U CN204030672U (en) | 2014-08-08 | 2014-08-08 | A kind of Multifunction portable power source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420444343.2U CN204030672U (en) | 2014-08-08 | 2014-08-08 | A kind of Multifunction portable power source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204030672U true CN204030672U (en) | 2014-12-17 |
Family
ID=52070499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420444343.2U Expired - Fee Related CN204030672U (en) | 2014-08-08 | 2014-08-08 | A kind of Multifunction portable power source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204030672U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842521A (en) * | 2016-05-24 | 2016-08-10 | 北京工业大学 | Charging type portable low-sampling-voltage-drop microamp micro-current monitoring system |
| CN106385084A (en) * | 2016-11-18 | 2017-02-08 | 东莞泰克威科技有限公司 | Output power control system of power bank and control method thereof |
-
2014
- 2014-08-08 CN CN201420444343.2U patent/CN204030672U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105842521A (en) * | 2016-05-24 | 2016-08-10 | 北京工业大学 | Charging type portable low-sampling-voltage-drop microamp micro-current monitoring system |
| CN106385084A (en) * | 2016-11-18 | 2017-02-08 | 东莞泰克威科技有限公司 | Output power control system of power bank and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141217 Termination date: 20150808 |
|
| EXPY | Termination of patent right or utility model |