CN107269506A - A kind of air-source water heater power regulation circuit - Google Patents

A kind of air-source water heater power regulation circuit Download PDF

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Publication number
CN107269506A
CN107269506A CN201710525397.XA CN201710525397A CN107269506A CN 107269506 A CN107269506 A CN 107269506A CN 201710525397 A CN201710525397 A CN 201710525397A CN 107269506 A CN107269506 A CN 107269506A
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China
Prior art keywords
power
water heater
air
source water
triode
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CN201710525397.XA
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CN107269506B (en
Inventor
邹彦双
邹彦丽
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Foshan Shunde Yuelly Energy Saving Equipment Co Ltd
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Individual
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/06Control using electricity
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/20Arrangement or mounting of control or safety devices
    • F24H9/2007Arrangement or mounting of control or safety devices for water heaters
    • F24H9/2014Arrangement or mounting of control or safety devices for water heaters using electrical energy supply

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Control Of Ac Motors In General (AREA)
  • Control Of Positive-Displacement Pumps (AREA)

Abstract

A kind of air-source water heater power regulation circuit, including pressure signal Acquisition Circuit and progressive power circuit for regulating and controlling, pressure signal after collection air-source water heater compressor pressure build up is amplified the pressure signal Acquisition Circuit by same phase and clamper is after 0 ~ 20V, pressure signal controls the conducting and cut-off of the triode of progressive power circuit for regulating and controlling as drive signal, both the effect of the heated constant temperature of water tank had been ensure that, the problem of turn avoid the compressor potential safety hazard brought during air-source water heater compressor pressure build up according to lower water temperature compressor horsepower, using triode Q1 ~ Q4 control relays K1 ~ K4 power on/off, triode Q1 ~ Q4 the control relay of conducting step by step K1 ~ K4 power on/off step by step, triode Q1 ~ Q4 vulnerabilities scan relay K1 ~ K4 forceful electric power, resistance R4 ~ R7 partial pressures step by step, regulate and control the power of motor in air-source water heater compressor, with vulnerabilities scan forceful electric power, it is safe and reliable, the power for regulating and controlling motor in compressor simultaneously is relatively stable, there is very big practical value and promotional value.

Description

A kind of air-source water heater power regulation circuit
Technical field
The present invention relates to field of circuit technology, more particularly to a kind of air-source water heater power regulation circuit.
Background technology
Air-source water heater is because of energy-saving and environmental protection, and free of contamination advantage is widely used by many enterprises and family, air energy Water heater is mainly made up of the circulatory system and refrigerant, and operation principle is:Refrigerant compressor effect under in system internal circulation flow, Liquid refrigerants flows through the low-temperature heat quantity in heat sink ambient air, is converted into gaseous state by liquid after heat absorption evaporation, gaseous state is cold The low-temperature heat quantity absorbed in air is converted into heat of high temperature by the compressed boosting of matchmaker, heat is discharged when flowing through heat exchanger cold water is entered Row heating, the refrigerant after heat release is converted into liquid by gaseous state, is again introduced into the low-temperature heat quantity in heat sink ambient air, then Gaseous state is converted into after secondary heat absorption evaporation, boosting heating, refrigerant is constantly circulated, the low-temperature heat quantity in air is just constantly carried simultaneously It is converted into heat of high temperature, release water cool water heating.
At present, air-source water heater is typically heated by Control, during air-source water heater compressor pressure build up, The size of compressor horsepower will change the size of air-source water heater water temperature, and present air-source water heater compressor horsepower leads to Cross frequency converter and adjust the power of compressor, and then the water temperature in attemperater is in temperature constant state, or guarantor is made by water heater Water temperature in reservoir is in temperature constant state, and either the power of frequency converter regulation compressor still makes insulation water by water heater All there is common potential safety hazard in temperature constant state in water temperature in case, the pressure of air-source water heater compressor be it is limited, If power is unstable, arbitrarily adjusted according to the water temperature in water tank, it will the service life of water tank is greatly reduced, when power mistake When big, compressor blast is resulted even in, gives people to bring great injury.
So the present invention provides a kind of new scheme to solve this problem.
The content of the invention
For above-mentioned situation, to overcome the defect of prior art, the purpose of the present invention is to provide a kind of air energy thermal water Device power regulation circuit, with being skillfully constructed, the characteristic of human oriented design, efficiently solves air-source water heater compressor liter The problem of compressor potential safety hazard brought during temperature supercharging according to lower water temperature compressor horsepower.
Its technical scheme solved is, including pressure signal Acquisition Circuit and progressive power circuit for regulating and controlling, the pressure letter Number Acquisition Circuit is passed through with mutually amplification and clamper 0 to the pressure signal after collection air-source water heater compressor pressure build up After~20V, pressure signal controls the conducting and cut-off of the triode of progressive power circuit for regulating and controlling as drive signal;
The progressive power circuit for regulating and controlling uses triode Q1~Q4 control relays K1~K4 power on/off, due to relay Device K1~K4 is in parallel, and relay K1~K4 connects with resistance R4~R7 respectively, therefore triode Q1~Q4 conducting step by step Control relay K1~K4 power on/off step by step, triode Q1~Q4 vulnerabilities scan relay K1~K4 forceful electric power, resistance R4~ R7 partial pressures step by step, reach the function of the power regulation of motor in air-source water heater compressor.
Preferably, the pressure signal that the triode Q1~Q4 is gathered with pressure signal Acquisition Circuit is incremented by successively from 0V + 5V, triode Q1~Q4 is sequentially turned on.
Preferably, the resistance R4~R7 resistances it is identical and with any phase winding of motor in air-source water heater compressor Resistance is identical, as relay K1~K4 is sequentially turned on, be followed successively by air-source water heater compressor motor provide 400W, 430W, 460W, 490W power, error range are 5W.
Due to the use of above technical scheme, the present invention has the following advantages that compared with prior art;
1, pressure signal Acquisition Circuit is to the pressure signal after collection air-source water heater compressor pressure build up by same Mutually amplification and clamper are after 0~20V, and pressure signal controls leading for the triode of progressive power circuit for regulating and controlling as drive signal Logical and cut-off, directly drives air-source water heater compressor horsepower using pressure signal, both ensure that the heated constant temperature of water tank Effect, turn avoid the compressor brought during air-source water heater compressor pressure build up according to lower water temperature compressor horsepower The problem of potential safety hazard.
2, progressive power circuit for regulating and controlling use triode Q1~Q4 control relays K1~K4 power on/off, triode Q1~ The Q4 K1 of conducting control relay step by step~K4 power on/off step by step, triode Q1~Q4 vulnerabilities scan relay K1~K4 is strong The power of motor in electricity, resistance R4~R7 partial pressures step by step, regulation and control air-source water heater compressor, with vulnerabilities scan forceful electric power, safety Reliably, while the power for regulating and controlling motor in compressor is relatively stable, there is very big practical value and promotional value.
Brief description of the drawings
Fig. 1 is a kind of integrated circuit figure of air-source water heater power regulation circuit of the invention.
Fig. 2 is a kind of progressive power circuit for regulating and controlling figure of air-source water heater power regulation circuit of the invention.
" → " represents electric potential signal flow direction in Fig. 2.
Embodiment
For the present invention foregoing and other technology contents, feature and effect, in following cooperation with reference to figures 1 through accompanying drawing 2 To in the detailed description of embodiment, can clearly present.The structure content being previously mentioned in following examples, is with specification Accompanying drawing is reference.
Each exemplary embodiment of the present invention is described below with reference to accompanying drawings.
Embodiment one, a kind of air-source water heater power regulation circuit, including pressure signal Acquisition Circuit and progressive power Circuit for regulating and controlling, the pressure signal Acquisition Circuit is passed through to the pressure signal after collection air-source water heater compressor pressure build up With mutually amplification and clamper after 0~20V, pressure signal controls the triode of progressive power circuit for regulating and controlling as drive signal Conducting and cut-off;
The progressive power circuit for regulating and controlling uses triode Q1~Q4 control relays K1~K4 power on/off, triode Q1 Base stage connect diode D2 positive pole, end points meets power supply+12V, triode Q1~Q4 hair to triode Q1~Q4 colelctor electrode altogether Emitter-base bandgap grading difference contact relay K1~K4 contact 3, triode Q1 emitter stage connects triode Q2 base stage, triode Q2 transmitting Pole connects triode Q3 base stage, and triode Q3 emitter stage connects triode Q4 base stage, and relay K1~K4 contact 4 connects Ground, end points meets power supply+220V altogether for relay K1~K4 contact 1, the relay K1~K4 difference connecting resistance R4 of contact 2~R5's One end, the resistance R4~R5 common end points of the other end connects PTC thermistor R9 one end, PTC thermistor R9 connection air energy thermals Any phase winding of motor in hydrophone compressor, because relay K1~K4 is in parallel, and relay K1~K4 respectively with resistance R4 ~R7 connects, therefore the triode Q1~Q4 K1 of conducting control relay step by step~K4 power on/off step by step, triode Q1~Q4 Vulnerabilities scan relay K1~K4 forceful electric power, resistance R4~R7 partial pressures step by step reach motor in air-source water heater compressor The function of power regulation.
Embodiment two, on the basis of embodiment one, the pressure signal Acquisition Circuit is passed using model HM22 pressure Sensor P1, in order to which the pressure signal for allowing pressure sensor P1 to gather can control triode Q1~Q4 conducting as drive signal And cut-off, the amplification of transport and placing device OP1 positives is first passed through, the pressure signal after positive amplification is pure in abnormal signal, in order to protect entirely Circuit, devises diode D1, D2 and resistance R8 by current potential clamper in 0~+20V, pressure sensor P1 power supply termination electricity End points is grounded altogether for source+3.3V and electric capacity C1 one end, pressure sensor P1 earth terminal and the electric capacity C1 other end, pressure sensing Device P1 output termination transport and placing device OP1 normal phase input end and resistance R1 one end, transport and placing device OP1 anti-phase input termination electric capacity C2 and resistance R2 one end, transport and placing device OP1 power supply termination power+9V, transport and placing device OP1 earth terminal ground connection, transport and placing device OP1's Export terminating resistor R1, R2 other end and resistance R3 one end, resistance R3 another termination capacitor C3 one end and diode D1 negative pole, electric capacity C2 and C3 other end ground connection, diode D1 positive pole connects diode D2 positive pole and resistance R8 one end, Resistance R8 another termination power+20V, diode D2 negative pole ground connection, wherein triode Q1~Q4 is with pressure signal The pressure signal of Acquisition Circuit collection is sequentially turned on from 0V+5V incremented by successively, triode Q1~Q4, the resistance R4~R7 resistances It is identical and identical with the resistance of any phase winding of motor in air-source water heater compressor, as relay K1~K4 is led successively It is logical, the power that motor in air-source water heater compressor provides 400W, 430W, 460W, 490W is followed successively by, error range is 5W.
When the present invention is specifically used, the pressure signal Acquisition Circuit is to collection air-source water heater compressor pressure build up Pressure signal afterwards is by with mutually amplification and clamper, after 0~20V, pressure signal is adjusted as drive signal control progressive power Control the conducting and cut-off of the triode of circuit;The progressive power circuit for regulating and controlling using triode Q1~Q4 control relays K1~ K4 power on/off, because relay K1~K4 is in parallel, and relay K1~K4 connects with resistance R4~R7 respectively, therefore three poles Pipe Q1~Q4 the K1 of conducting control relay step by step~K4 power on/off step by step, triode Q1~Q4 vulnerabilities scan relay K1 ~K4 forceful electric power, resistance R4~R7 partial pressures step by step, reaches the function of the power regulation of motor in air-source water heater compressor;It is described Pressure signal Acquisition Circuit uses model HM22 pressure sensor P1, for the pressure signal energy for allowing pressure sensor P1 to gather Enough conductings and cut-off as drive signal control triode Q1~Q4, first pass through the amplification of transport and placing device OP1 positives, after positive amplification Pressure signal it is pure in abnormal signal, in order to protect whole circuit, devise diode D1, D2 and resistance R8 exist current potential clamper In 0~+20V.
When the pressure signal current potential of pressure signal Acquisition Circuit is in 0~5V, triode Q1 conductings, relay K1 obtains electric, Relay K1 contact 1,2 is connected, and 400W power is provided for motor in air-source water heater compressor, error range is 5W, Now the current potential of triode Q1 emitter stage is triode Q2 base potentials, that is to say triode Q2 control signal, triode The current potential of Q1 base stage and the linear change of triode Q2 base potential, therefore when the pressure signal of pressure signal Acquisition Circuit Current potential is in 0~5V, and triode Q2 can not be turned on, not up to triode Q2 conducting voltage;Similarly, when pressure signal gathers electricity The pressure signal current potential on road is in 5~10V, and triode Q2 conductings, relay K2 obtains electric, and relay K2 contact 1,2 is connected, and is Motor provides 430W power in air-source water heater compressor, and error range is 5W;When the pressure of pressure signal Acquisition Circuit Signal potential is in 10~15V, and triode Q3 conductings, relay K3 obtains electric, and relay K3 contact 1,2 is connected, and is air energy Motor provides 460W power in water heater compressor, and error range is 5W;When the pressure signal electricity of pressure signal Acquisition Circuit Position is in 15~20V, and triode Q4 conductings, relay K4 obtains electric, and relay K4 contact 1,2 is connected, and is air-source water heater Motor provides 490W power in compressor, and error range is 5W.
Described above is to combine embodiment further description made for the present invention, it is impossible to assert the present invention Specific implementation is limited only to this;For belonging to the present invention and for those skilled in the technology concerned, based on skill of the present invention Under the premise of art scheme thinking, the expansion made and operating method, the replacement of data, should all fall the scope of the present invention it It is interior.

Claims (5)

1. a kind of air-source water heater power regulation circuit, including pressure signal Acquisition Circuit and progressive power circuit for regulating and controlling, its It is characterised by, the pressure signal Acquisition Circuit is passed through to the pressure signal after collection air-source water heater compressor pressure build up With mutually amplification and clamper after 0 ~ 20V, pressure signal controls the triode of progressive power circuit for regulating and controlling as drive signal Conducting and cut-off;
The progressive power circuit for regulating and controlling use triode Q1 ~ Q4 control relays K1 ~ K4 power on/off, due to relay K1 ~ K4 is in parallel, and relay K1 ~ K4 connects with resistance R4 ~ R7 respectively, therefore triode Q1 ~ Q4 conducting control relay step by step K1 ~ K4 power on/off step by step, triode Q1 ~ Q4 vulnerabilities scan relay K1 ~ K4 forceful electric power, resistance R4 ~ R7 partial pressures step by step, regulation and control The power of motor in air-source water heater compressor.
2. a kind of air-source water heater power regulation circuit as claimed in claim 1, it is characterised in that the pressure signal collection Circuit includes pressure sensor P1, pressure sensor P1 power supply termination power+3.3V and electric capacity C1 one end, pressure sensor End points is grounded altogether for P1 earth terminal and the electric capacity C1 other end, and pressure sensor P1 output termination transport and placing device OP1 positive is defeated Enter end and resistance R1 one end, transport and placing device OP1 anti-phase input terminates electric capacity C2 and resistance R2 one end, transport and placing device OP1 electricity Source termination power+9V, transport and placing device OP1 earth terminal ground connection, transport and placing device OP1 output terminating resistor R1, R2 other end and electricity Hinder R3 one end, resistance R3 another termination capacitor C3 one end and diode D1 negative pole, electric capacity C2 and C3 another termination Ground, diode D1 positive pole connects diode D2 positive pole and resistance R8 one end, resistance R8 another termination power+20V, two poles Pipe D2 negative pole ground connection.
3. a kind of air-source water heater power regulation circuit as claimed in claim 1, it is characterised in that the triode Q1 ~ Q4 The pressure signal gathered with pressure signal Acquisition Circuit is sequentially turned on from 0V+5V incremented by successively, triode Q1 ~ Q4.
4. a kind of air-source water heater power regulation circuit as described in claim 1 ~ 3 any claim, it is characterised in that institute Resistance R4 ~ R7 resistances are stated identical and identical with the resistance of any phase winding of motor in air-source water heater compressor, with relay Device K1 ~ K4 is sequentially turned on, and is followed successively by the power that motor in air-source water heater compressor provides 400W, 430W, 460W, 490W, Error range is 5W.
5. a kind of air-source water heater power regulation circuit as claimed in claim 2, it is characterised in that the pressure sensor P1 For model HM22 pressure sensor P1.
CN201710525397.XA 2017-06-30 2017-06-30 A kind of air-source water heater power regulation circuit Active CN107269506B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710525397.XA CN107269506B (en) 2017-06-30 2017-06-30 A kind of air-source water heater power regulation circuit

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Application Number Priority Date Filing Date Title
CN201710525397.XA CN107269506B (en) 2017-06-30 2017-06-30 A kind of air-source water heater power regulation circuit

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CN107269506A true CN107269506A (en) 2017-10-20
CN107269506B CN107269506B (en) 2018-06-26

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58195738A (en) * 1982-05-07 1983-11-15 Sanyo Electric Co Ltd Water heater
CN101109576A (en) * 2007-05-18 2008-01-23 海尔集团公司 Thermostatic control method for instantaneously heated water heater
CN104375534A (en) * 2014-11-27 2015-02-25 哈尔滨金都太阳能科技有限公司 Calorstat collecting and dissipating temperature control device
CN204187854U (en) * 2014-11-04 2015-03-04 武汉大学 A kind of thermostatic control system
WO2015135934A1 (en) * 2014-03-11 2015-09-17 Electricite De France Power-adjustable electric water heater

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58195738A (en) * 1982-05-07 1983-11-15 Sanyo Electric Co Ltd Water heater
CN101109576A (en) * 2007-05-18 2008-01-23 海尔集团公司 Thermostatic control method for instantaneously heated water heater
WO2015135934A1 (en) * 2014-03-11 2015-09-17 Electricite De France Power-adjustable electric water heater
CN204187854U (en) * 2014-11-04 2015-03-04 武汉大学 A kind of thermostatic control system
CN104375534A (en) * 2014-11-27 2015-02-25 哈尔滨金都太阳能科技有限公司 Calorstat collecting and dissipating temperature control device

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Inventor after: Zheng Guimian

Inventor before: Zou Yanshuang

Inventor before: Zou Yanli

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Effective date of registration: 20180523

Address after: 528300 Shunde, Foshan, Guangdong, Daliang, Guangdong Province, South Road two Daliang Road 2 East four floor plant

Applicant after: Foshan Shunde yuelly energy saving equipment Co. Ltd.

Address before: 450000 5 building, 6 North Street, Hong Road, Jinshui District, Zhengzhou, Zhengzhou, Henan

Applicant before: Zou Yanshuang

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