CN204179725U - A kind of photovoltaic mobile electrical power box - Google Patents

A kind of photovoltaic mobile electrical power box Download PDF

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Publication number
CN204179725U
CN204179725U CN201420694569.8U CN201420694569U CN204179725U CN 204179725 U CN204179725 U CN 204179725U CN 201420694569 U CN201420694569 U CN 201420694569U CN 204179725 U CN204179725 U CN 204179725U
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CN
China
Prior art keywords
resistance
diode
connects
potentiometer
chip
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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.)
Expired - Fee Related
Application number
CN201420694569.8U
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Chinese (zh)
Inventor
潘炳亮
余慧慧
杨国立
丘汉中
李桢华
谢瑞萍
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GUANGDONG MEIYAN JIXIANG INDUSTRIAL INVESTMENT Co Ltd
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GUANGDONG MEIYAN JIXIANG INDUSTRIAL INVESTMENT Co Ltd
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Priority to CN201420694569.8U priority Critical patent/CN204179725U/en
Application granted granted Critical
Publication of CN204179725U publication Critical patent/CN204179725U/en
Expired - Fee Related legal-status Critical Current
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Abstract

The utility model discloses a kind of photovoltaic mobile electrical power box, comprise solar panel, voltage stabilizing circuit 1, batteries, over-discharge protection circuit, additives for overcharge protection circuit, voltage stabilizing circuit 2 and Peripheral Interface.The utility model photovoltaic mobile electrical power box is provided with additives for overcharge protection circuit and over-discharge protection circuit; in charging process; when the voltage of battery pack is higher than rated limit value; relay can control charging circuit and automatically disconnect; in discharge process; when battery voltage is reduced to specified lower limit; over-discharge protection circuit can stop electric discharge by control circuit; thus effectively protect solar cell; decrease the loss because overcharge and overdischarge cause; and Peripheral Interface is provided with multiple-channel output port, multiple need for electricity can be met.

Description

A kind of photovoltaic mobile electrical power box
Technical field
The utility model relates to a kind of mobile electrical power box, specifically the photovoltaic mobile electrical power box of the function of a kind of stable performance, diverse in function.
Background technology
Solar energy, as a kind of regenerative resource of energy-conserving and environment-protective, is applied to various energy field, especially generating aspect gradually, little to solar street light, arrive circumlunar satellite greatly, all make use of solar energy as the energy.
Electric energy has been a part indispensable during people live, but in the remote area of part and Tibet region, a lot of place is still had to there is the problem of power shortage, reason is that laying power circuitry engineering amount is large, difficulty of construction is large, therefore, the Portable charging box using solar power generation is exactly the product that effectively can solve this difficulty, but on market there is charging and uncontrollable with electric process in existing charging case, solar cell is because overcharging and over-discharge can and cause overshoot and after to one's heart's content condition, shorten the useful life of solar cell greatly, inconvenience and economic loss is greatly brought to user, and function singleness, fixing using function can only be met, the scope of application is little.
Utility model content
The purpose of this utility model is to provide the photovoltaic mobile electrical power box of function of a kind of stable performance, diverse in function, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the utility model provides following technical scheme:
A kind of photovoltaic mobile electrical power box; comprise solar panel, voltage stabilizing circuit 1, batteries, over-discharge protection circuit, additives for overcharge protection circuit, voltage stabilizing circuit 2 and Peripheral Interface; described solar panel connects voltage stabilizing circuit and additives for overcharge protection circuit; voltage stabilizing circuit connects batteries; batteries also connects additives for overcharge protection circuit, over-discharge protection circuit and voltage stabilizing circuit 2 respectively, and voltage stabilizing circuit 2 also connects Peripheral Interface.
Described additives for overcharge protection circuit comprises triode VT1, chip IC 1, relay W1, resistance R1 connect storage battery, resistance R2, the positive pole of diode T2 and a stiff end of potentiometer RP1, the other end of resistance R1 connects the positive pole of diode T1, the negative pole contact resistance R3 of diode T1, resistance R6, the other end of storage battery, a stiff end of potentiometer RP2, the other end of 3 pin of chip IC 1 and the contact W1-1 of relay W1, resistance R3 connects electric capacity C1, the sliding end of potentiometer RP1 and another stiff end of potentiometer RP1, the other end of electric capacity C1 connects 1 pin and the resistance R4 of chip IC 1, 2 pin contact resistance R5 of chip IC 1, the other end contact resistance R2 of resistance R4 and the base stage of triode VT1, the collector electrode of triode VT1 connects the negative pole of diode T2, the other end of the emitter contact resistance R5 of triode VT1, the positive pole of diode T3, the negative pole of diode T4, the other end of electric capacity C2 and relay W1, the negative pole of diode T3 connects the sliding end of potentiometer RP2 and another stiff end of potentiometer RP2, the other end of the other end contact resistance R6 of potentiometer W1, the other end of the contact W1-1 of relay W1 connects solar panel.
Described over-discharge protection circuit comprises triode VT2, chip IC 2, relay W2, resistance R7 connect storage battery, resistance R9, the positive pole of diode T6, the other end of a stiff end of potentiometer RP3 and the contact W2-1 of relay W2, resistance R7 connects the positive pole of diode T5, the negative pole contact resistance R8 of diode T5, resistance R12, the other end of storage battery, a stiff end of potentiometer RP4, 3 pin of chip IC 2 and Peripheral Interface, the other end of resistance R8 connects electric capacity C1, the sliding end of potentiometer RP3 and another stiff end of potentiometer RP3, the other end of electric capacity C3 connects 1 pin and the resistance R10 of chip IC 2, 2 pin contact resistance R11 of chip IC 2, the other end contact resistance R9 of resistance R10 and the base stage of triode VT2, the collector electrode of triode VT2 connects the negative pole of diode T6, the other end of the emitter contact resistance R11 of triode VT2, the positive pole of diode T7, the negative pole of diode T8, the other end of electric capacity C5 and relay W2, the negative pole of diode T7 connects the sliding end of potentiometer RP4 and another stiff end of potentiometer RP4, the other end of the other end contact resistance R12 of potentiometer W2, the other end of the contact W2-1 of relay W2 connects the other end of Peripheral Interface.
As preferred version of the present utility model: described chip IC 1 and chip IC 2 are TL431 type three end controllable accurate source of stable pressure.
As preferred version of the present utility model: described diode T3 and diode T7 is light-emitting diode.
As preferred version of the present utility model: described Peripheral Interface has USB, three-phase socket and Double-hole socket.
Compared with prior art, the beneficial effects of the utility model are: the utility model photovoltaic mobile electrical power box is provided with additives for overcharge protection circuit and over-discharge protection circuit, in charging process, when the voltage of battery pack is higher than rated limit value, relay can control charging circuit and automatically disconnect, in discharge process, when battery voltage is reduced to specified lower limit, over-discharge protection circuit can stop electric discharge by control circuit, thus effectively protect solar cell, decrease the loss because overcharge and overdischarge cause, and Peripheral Interface is provided with multiple-channel output port, multiple need for electricity can be met.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of photovoltaic mobile electrical power box;
Fig. 2 is the circuit diagram of the additives for overcharge protection circuit of photovoltaic mobile electrical power box;
Fig. 3 is the circuit diagram of the over-discharge protection circuit of photovoltaic mobile electrical power box.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1,2,3; in the utility model embodiment; a kind of photovoltaic mobile electrical power box; comprise solar panel, voltage stabilizing circuit 1, batteries, over-discharge protection circuit, additives for overcharge protection circuit, voltage stabilizing circuit 2 and Peripheral Interface; described solar panel connects voltage stabilizing circuit and additives for overcharge protection circuit; voltage stabilizing circuit connects batteries, and batteries also connects additives for overcharge protection circuit, over-discharge protection circuit and voltage stabilizing circuit 2 respectively, and voltage stabilizing circuit 2 also connects Peripheral Interface.
Described additives for overcharge protection circuit comprises triode VT1, chip IC 1, relay W1, resistance R1 connect storage battery, resistance R2, the positive pole of diode T2 and a stiff end of potentiometer RP1, the other end of resistance R1 connects the positive pole of diode T1, the negative pole contact resistance R3 of diode T1, resistance R6, the other end of storage battery, a stiff end of potentiometer RP2, the other end of 3 pin of chip IC 1 and the contact W1-1 of relay W1, resistance R3 connects electric capacity C1, the sliding end of potentiometer RP1 and another stiff end of potentiometer RP1, the other end of electric capacity C1 connects 1 pin and the resistance R4 of chip IC 1, 2 pin contact resistance R5 of chip IC 1, the other end contact resistance R2 of resistance R4 and the base stage of triode VT1, the collector electrode of triode VT1 connects the negative pole of diode T2, the other end of the emitter contact resistance R5 of triode VT1, the positive pole of diode T3, the negative pole of diode T4, the other end of electric capacity C2 and relay W1, the negative pole of diode T3 connects the sliding end of potentiometer RP2 and another stiff end of potentiometer RP2, the other end of the other end contact resistance R6 of potentiometer W1, the other end of the contact W1-1 of relay W1 connects solar panel.
Described over-discharge protection circuit comprises triode VT2, chip IC 2, relay W2, resistance R7 connect storage battery, resistance R9, the positive pole of diode T6, the other end of a stiff end of potentiometer RP3 and the contact W2-1 of relay W2, resistance R7 connects the positive pole of diode T5, the negative pole contact resistance R8 of diode T5, resistance R12, the other end of storage battery, a stiff end of potentiometer RP4, 3 pin of chip IC 2 and Peripheral Interface, the other end of resistance R8 connects electric capacity C1, the sliding end of potentiometer RP3 and another stiff end of potentiometer RP3, the other end of electric capacity C3 connects 1 pin and the resistance R10 of chip IC 2, 2 pin contact resistance R11 of chip IC 2, the other end contact resistance R9 of resistance R10 and the base stage of triode VT2, the collector electrode of triode VT2 connects the negative pole of diode T6, the other end of the emitter contact resistance R11 of triode VT2, the positive pole of diode T7, the negative pole of diode T8, the other end of electric capacity C5 and relay W2, the negative pole of diode T7 connects the sliding end of potentiometer RP4 and another stiff end of potentiometer RP4, the other end of the other end contact resistance R12 of potentiometer W2, the other end of the contact W2-1 of relay W2 connects the other end of Peripheral Interface.
Chip IC 1 and chip IC 2 are TL431 type three end controllable accurate source of stable pressure.
Diode T3 and diode T7 is light-emitting diode.
Peripheral Interface has USB, three-phase socket and Double-hole socket.
Operation principle of the present utility model is: solar panel receives sunlight and transform light energy is become electric energy, be direct current 15V by voltage stabilizing didoe by voltage stabilization, be charge in batteries by overcharge protection circuit again, if additives for overcharge protection main circuit is based on the application of three end controllable accurate source of stable pressure and relay, solar panel is charge in batteries by relay W1, when the magnitude of voltage of storage battery is higher than the rated limit value arranged, 2 pin of three end controllable accurate source of stable pressure TL431 export high level, the emitter of triode VT1 has electric current to flow through, triode ON, light-emitting diode T3 conducting is luminous, relay W conducting, relay W1 will control contact W1-1 and disconnect, disconnect charge circuit, realize additives for overcharge protection, in discharge process, when there is the voltage of storage battery lower than specified lower limit, diode T7 conducting is luminous, relay W2 conducting, the contact W2-1 of relay W2 disconnects discharge loop, realize over, Peripheral Interface has USB, three-phase socket and Double-hole socket, by the magnitude of voltage of potentiometer regulation output voltage, meet different needs for electricity.

Claims (4)

1. a photovoltaic mobile electrical power box, comprises solar panel, voltage stabilizing circuit 1, batteries, over-discharge protection circuit, additives for overcharge protection circuit, voltage stabilizing circuit 2 and Peripheral Interface; It is characterized in that, described solar panel connects voltage stabilizing circuit and additives for overcharge protection circuit, voltage stabilizing circuit connects batteries, and batteries also connects additives for overcharge protection circuit, over-discharge protection circuit and voltage stabilizing circuit 2 respectively, and voltage stabilizing circuit 2 also connects Peripheral Interface;
Described additives for overcharge protection circuit comprises triode VT1, chip IC 1, relay W1, resistance R1 connect storage battery, resistance R2, the positive pole of diode T2 and a stiff end of potentiometer RP1, the other end of resistance R1 connects the positive pole of diode T1, the negative pole contact resistance R3 of diode T1, resistance R6, the other end of storage battery, a stiff end of potentiometer RP2, the other end of 3 pin of chip IC 1 and the contact W1-1 of relay W1, resistance R3 connects electric capacity C1, the sliding end of potentiometer RP1 and another stiff end of potentiometer RP1, the other end of electric capacity C1 connects 1 pin and the resistance R4 of chip IC 1, 2 pin contact resistance R5 of chip IC 1, the other end contact resistance R2 of resistance R4 and the base stage of triode VT1, the collector electrode of triode VT1 connects the negative pole of diode T2, the other end of the emitter contact resistance R5 of triode VT1, the positive pole of diode T3, the negative pole of diode T4, the other end of electric capacity C2 and relay W1, the negative pole of diode T3 connects the sliding end of potentiometer RP2 and another stiff end of potentiometer RP2, the other end of the other end contact resistance R6 of potentiometer W1, the other end of the contact W1-1 of relay W1 connects solar panel,
Described over-discharge protection circuit comprises triode VT2, chip IC 2, relay W2, resistance R7 connect storage battery, resistance R9, the positive pole of diode T6, the other end of a stiff end of potentiometer RP3 and the contact W2-1 of relay W2, resistance R7 connects the positive pole of diode T5, the negative pole contact resistance R8 of diode T5, resistance R12, the other end of storage battery, a stiff end of potentiometer RP4, 3 pin of chip IC 2 and Peripheral Interface, the other end of resistance R8 connects electric capacity C1, the sliding end of potentiometer RP3 and another stiff end of potentiometer RP3, the other end of electric capacity C3 connects 1 pin and the resistance R10 of chip IC 2, 2 pin contact resistance R11 of chip IC 2, the other end contact resistance R9 of resistance R10 and the base stage of triode VT2, the collector electrode of triode VT2 connects the negative pole of diode T6, the other end of the emitter contact resistance R11 of triode VT2, the positive pole of diode T7, the negative pole of diode T8, the other end of electric capacity C5 and relay W2, the negative pole of diode T7 connects the sliding end of potentiometer RP4 and another stiff end of potentiometer RP4, the other end of the other end contact resistance R12 of potentiometer W2, the other end of the contact W2-1 of relay W2 connects the other end of Peripheral Interface.
2. a kind of photovoltaic mobile electrical power box according to claim 1, is characterized in that, described chip IC 1 and chip IC 2 are TL431 type three end controllable accurate source of stable pressure.
3. a kind of photovoltaic mobile electrical power box according to claim 1, is characterized in that, described diode T3 and diode T7 is light-emitting diode.
4. a kind of photovoltaic mobile electrical power box according to claim 1, is characterized in that, a kind of photovoltaic mobile electrical power box is characterized in that, described Peripheral Interface has USB, three-phase socket and Double-hole socket.
CN201420694569.8U 2014-11-19 2014-11-19 A kind of photovoltaic mobile electrical power box Expired - Fee Related CN204179725U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420694569.8U CN204179725U (en) 2014-11-19 2014-11-19 A kind of photovoltaic mobile electrical power box

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420694569.8U CN204179725U (en) 2014-11-19 2014-11-19 A kind of photovoltaic mobile electrical power box

Publications (1)

Publication Number Publication Date
CN204179725U true CN204179725U (en) 2015-02-25

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108429313A (en) * 2018-03-28 2018-08-21 惠州市忠邦电子有限公司 One kind is filled with being electrically integrated charger and its circuit
CN116599110A (en) * 2023-05-31 2023-08-15 珠海科创储能科技有限公司 Photovoltaic energy storage BMS system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108429313A (en) * 2018-03-28 2018-08-21 惠州市忠邦电子有限公司 One kind is filled with being electrically integrated charger and its circuit
CN108429313B (en) * 2018-03-28 2024-01-12 惠州市忠邦电子有限公司 Integrated power supply for charging and power consumption and circuit thereof
CN116599110A (en) * 2023-05-31 2023-08-15 珠海科创储能科技有限公司 Photovoltaic energy storage BMS system

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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: 20150225

Termination date: 20181119

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