CN2414567Y - Solar-energy transformerless color television set power source - Google Patents

Solar-energy transformerless color television set power source Download PDF

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Publication number
CN2414567Y
CN2414567Y CN 00202531 CN00202531U CN2414567Y CN 2414567 Y CN2414567 Y CN 2414567Y CN 00202531 CN00202531 CN 00202531 CN 00202531 U CN00202531 U CN 00202531U CN 2414567 Y CN2414567 Y CN 2414567Y
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CN
China
Prior art keywords
voltage
over
power supply
output
resistance
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.)
Expired - Fee Related
Application number
CN 00202531
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Chinese (zh)
Inventor
严世胜
钟承尧
邢诒存
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HAINAN NORMAL COLLEGE
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HAINAN NORMAL COLLEGE
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Application filed by HAINAN NORMAL COLLEGE filed Critical HAINAN NORMAL COLLEGE
Priority to CN 00202531 priority Critical patent/CN2414567Y/en
Application granted granted Critical
Publication of CN2414567Y publication Critical patent/CN2414567Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a solar-energy transformerless type color television set power source, which is composed of a solar panel E1, a storage battery E2, an over-charging and over-discharging protection circuit, a conversion circuit, an input and output voltage indicator, etc. The utility model is characterized in that the over-charging and over-discharging protection circuit is composed of triodes Q1-Q4, diodes D1, D2, voltage stabilizing tubes ZD1, Zd2, resistors R1-R9, variable resistors W1, W2, relays J1, J2, and a capacitor C1.

Description

Solar energy transformerless type colour tv power supply
The utility model relates to a kind of domestic power supply device, particularly a kind of domestic solar colour tv power supply.
Conventional solar energy colour TV power supply is to be 220V/50HZ alternating current with solar DC low pressure through vibration, boost conversion with inverter, or through the higher-order of oscillation rectification of boosting obtains converting alternating current to through switching circuit again than higher direct voltage, use for color television set.Its conversion efficiency is between 80～90%.
The purpose of this utility model is to improve the utilization ratio of sun electricity, is used for the solar energy transformerless type colour tv power supply of household electrical appliances.
The utility model is by solar panel E 1, storage battery E 2, overcharge, over-discharge protection circuit, translation circuit and compositions such as input, output voltage indicating circuit.Overcharge, over-discharge protection circuit is by triode Q 1-Q 4, diode D 1-D 2, voltage-stabiliser tube ZD 1, ZD 2, resistance R 1-R 9, variable resistor W 1, W 2, relay J 1, J 2, capacitor C 1Form.As charge switch K 1, K 3After the closure, Q 2End Q 1Conducting, J 1-1Connect solar panel E 1Fill diode D by counnter attack after luminous energy is transformed into electric energy 3, the over-charge protective relay J 1Normally opened contact J 1-1With protective tube FU 1To storage battery E 2Charging.Work as E 2When voltage is charged to 15V, Q 2Conducting, Q 1End J 1Unclamp J 1-1Disconnect E 1Stop to E 2Charging prevents that overcharging from appearring in storage battery; When+when 12V voltage drops to 10.5V, Q 3By Q 4Conducting, J 2Adhesive, normally-closed contact J 2-2Disconnect, thereby cut off the translation circuit power supply, prevent battery overdischarge.
Translation circuit is by integrated circuit (IC) 1, IC 2, IC 3, triode Q 5-Q 8, diode D 4, D 5Resistance R 10-R 18, variable resistor W 3, capacitor C 2, C 3, inverse switch K 2Form.
Work as K switch 1, K 2After the closure ,+220V voltage is by crossing the normally-closed contact J of putting protection relay 2-2, K 2To Q 5-Q 8Power supply ,+12V voltage passes through K 1, K 2Through IC 1Obtain after the voltage stabilizing+5V voltage is to IC 2And IC 3Power supply, IC 2Be 50 square-wave oscillators, frequency of oscillation can be by W 3Regulate IC 2The 3rd pin output 50H ZSignal passes through resistance R 12Be added to the NAND gate integrated circuit (IC) 35th, 6 pin, IC 31st, 4 pin are distinguished output frequency, amplitude is identical, and the signal that phase place is opposite is through resistance R 13, R 15, R 14, R 16Promote Q respectively 5, Q 8And Q 6, Q 7Work.Output 220V/50H ZAlternating current through protective tube FU 2Output on the socket, for uses such as color television sets.
Native system has overcome the shortcoming of using transformer to boost in the used inverter of conventional photovoltaic system, and native system uses advanced translation circuit, does not use step-up transformer, and 220V solar DC electricity directly is converted to 220V/50H ZAlternating current is for uses such as color television sets, and efficient reaches more than 95%.
Fig. 1 circuit diagram.
Further specify below in conjunction with accompanying drawing:
Solar energy transformerless type colour tv power supply is by solar panel E 1, storage battery E 2, overcharge, over-discharge protection circuit, translation circuit and compositions such as input, output voltage indicating circuit.Overcharge, over-discharge protection circuit is by triode Q 1-Q 4, diode D 1, D 2, voltage-stabiliser tube ZD 1, ZD 2, resistance R 1-R 9, variable resistor W 1, W 2, relay J 1, J 2, capacitor C 1Form.As charge switch K 1, K 3After the closure, Q 2End Q 1Conducting, J 1-1Connect solar panel E 1Fill diode D by counnter attack after luminous energy is transformed into electric energy 3, the over-charge protective relay J 1Normally opened contact J 1-1With protective tube FU 1To storage battery E 2Charging.Work as E 2When voltage is charged to 15V, Q 2Conducting, Q 1End J 1Unclamp J 1-1Disconnect E 1Stop to E 2Charging prevents that overcharging from appearring in storage battery; When+when 12V voltage drops to 10.5V, Q 3By Q 4Conducting, J 2Adhesive, normally-closed contact J 2-2Disconnect, thereby cut off the translation circuit power supply, prevent battery overdischarge.
Translation circuit is by integrated circuit (IC) 1, IC 2, IC 3, diode Q 5-Q 8, diode D 4, D 5Resistance R 10-R 18, variable resistor W 3, capacitor C 2, C 3, inverse switch K 2Form.Work as K switch 1, K 2After the closure ,+220V voltage is by crossing the normally-closed contact J of putting protection relay 2-2, K 2To Q 5-Q 8Power supply ,+12V voltage passes through K 1, K 2Through IC 1Obtain after the voltage stabilizing+5V voltage is to IC 2And IC 3Power supply, IC 2Be 50H zSquare-wave oscillator, frequency of oscillation can be by W 3Regulate IC 2The 3rd pin output 50H zSignal passes through resistance R 12Be added to the NAND gate integrated circuit (IC) 35th, 6 pin, IC 31st, 4 pin are distinguished output frequency, amplitude is identical, and the signal that phase place is opposite is through resistance R 13, R 15, R 14, R 16Promote Q respectively 5, Q 8And Q 6, Q 7Work.Output 220V/50H zAlternating current through protective tube FU 2Output on the socket, for uses such as color television sets.

Claims (2)

1, solar energy transformerless type colour tv power supply is by solar panel E 1, storage battery E 2, overcharge, over-discharge protection circuit, translation circuit and compositions such as input, output voltage indication, it is characterized in that: overcharge, over-discharge protection circuit is by triode Q 1-Q 4, diode D 1, D 2, voltage-stabiliser tube ZD 1, ZD 2, resistance R 1-R 9, variable resistor W 1, W 2Relay J 1, J 2, and capacitor C 1Form; As charge switch K 1, K 3After the closure, Q 2End Q 1Conducting, J 1-1Closure, solar panel E 1Fill diode D by counnter attack after luminous energy is transformed into electric energy 3, the over-charge protective relay J 1Normally opened contact J 1-1With protective tube FU 1To storage battery E 2Charging.
2, solar energy transformerless type colour tv power supply according to claim 1, it is characterized in that: translation circuit is by integrated circuit (IC) 1, IC 2, IC 3, triode Q 5-Q 8, diode D 4, D 5Resistance R 10-R 18, variable resistor W 3, capacitor C 2, C 3, inverse switch K 2Form; Work as K switch 1, K 2After the closure ,+220V voltage is by crossing the normally-closed contact J of putting protection relay 2-2, K 2To Q 5-Q 8Power supply ,+12V voltage passes through K 1, K 2Through IC 1Obtain after the voltage stabilizing+5V voltage is to IC 2And IC 3Power supply, IC 2Be 50H zSquare-wave oscillator, frequency of oscillation can be by W 3Regulate IC 2The 3rd pin output 50H ZSignal passes through resistance R 12Be added to the NAND gate integrated circuit (IC) 35th, 6 pin, IC 31st, 4 pin are distinguished output frequency, amplitude is identical, and the signal that phase place is opposite is through resistance R 13, R 15, R 14, R 16Promote Q respectively 5, Q 8And Q 6, Q 7Work, output 220V/50H ZAlternating current through protective tube FU 2Output on the socket, for uses such as color television sets.
CN 00202531 2000-01-24 2000-01-24 Solar-energy transformerless color television set power source Expired - Fee Related CN2414567Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 00202531 CN2414567Y (en) 2000-01-24 2000-01-24 Solar-energy transformerless color television set power source

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 00202531 CN2414567Y (en) 2000-01-24 2000-01-24 Solar-energy transformerless color television set power source

Publications (1)

Publication Number Publication Date
CN2414567Y true CN2414567Y (en) 2001-01-10

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN 00202531 Expired - Fee Related CN2414567Y (en) 2000-01-24 2000-01-24 Solar-energy transformerless color television set power source

Country Status (1)

Country Link
CN (1) CN2414567Y (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101224787B (en) * 2007-01-15 2012-08-22 查正发 Power supply device for yacht
CN107482264A (en) * 2017-08-16 2017-12-15 二工防爆科技股份有限公司 A kind of explosion-protection equipment of electric bicycle power supply
CN108233480A (en) * 2018-02-06 2018-06-29 北京拓盛智联技术有限公司 A kind of anti-explosion battery and the isolation protective circuit for anti-explosion battery

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101224787B (en) * 2007-01-15 2012-08-22 查正发 Power supply device for yacht
CN107482264A (en) * 2017-08-16 2017-12-15 二工防爆科技股份有限公司 A kind of explosion-protection equipment of electric bicycle power supply
CN107482264B (en) * 2017-08-16 2020-01-17 二工防爆科技股份有限公司 Explosion-proof device of electric bicycle power
CN108233480A (en) * 2018-02-06 2018-06-29 北京拓盛智联技术有限公司 A kind of anti-explosion battery and the isolation protective circuit for anti-explosion battery
CN108233480B (en) * 2018-02-06 2023-09-12 北京拓盛智联技术有限公司 Explosion-proof battery and isolation protection circuit for explosion-proof battery

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C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee