CN201463434U - Control circuit for hot water air conditioner - Google Patents
Control circuit for hot water air conditioner Download PDFInfo
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- CN201463434U CN201463434U CN2009201096082U CN200920109608U CN201463434U CN 201463434 U CN201463434 U CN 201463434U CN 2009201096082 U CN2009201096082 U CN 2009201096082U CN 200920109608 U CN200920109608 U CN 200920109608U CN 201463434 U CN201463434 U CN 201463434U
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Abstract
The utility model discloses a control circuit for a hot water air conditioner, which comprises a control circuit for controlling the operation of the hot water air conditioner, wherein the control circuit is provided with a plurality of control signal input/output ends, the input ends are used for receiving operational instruction signals inputted by buttons or a remote control, the control signal output end is connected with a switch circuit in parallel, which can control the starting/stopping of a compressor, control the starting/stopping of indoor/outdoor fans, control the reversing of a four-way reversal valve, adjusting the opening degree of an electronic expansion valve and control a normally open valve and a normally closed valve; a CPU and a memory module are arranged in the control circuit, the CPU receives an operation instruction signal, calls the information stored in the memory module for processing, and outputs the control instruction signal to the output end of the control signal, and the information stored in the memory module includes control programs for controlling the operation modes of the hot water air conditioner. The control circuit can reliably control the multiple operation modes, including air conditioner cooling, warming, heating water and defrosting, has simple structure and low cost.
Description
Technical field
The utility model relates to air-conditioner, is specifically related to a kind of control circuit that generates the air conditioner able to heat water of hot water.
Background technology
In the refrigeration or heating recycle system of existing air-conditioner, need use refrigerant as the media that freezes or heat, refrigerant absorbs heat from an end of system through evaporimeter in the circulatory system, refrigerant discharges heat through condenser at the other end of system again.Twice cold and hot exchange of refrigerant generally need be finished by heat exchanger, and that heat exchanger has is a variety of.Carry out cold and hot exchange as the air that the refrigerant in the pipeline and pipeline is outer, its concrete grammar is, on the outer wall of pipeline fin is housed, and dispels backing with fan again, makes the gas of low temperature and the pipe outer wall and the fin of high temperature carry out cold and hot exchange.Also have the cooling water outside refrigerant in the pipeline and the pipeline is carried out cold and hot exchange, its concrete grammar is, on the outer wall of pipeline, fin is housed, pipeline and fin are placed in the water tank, water tank is connected with water capable of circulation, makes the pipe outer wall of water at low temperature and high temperature and fin carry out cold and hot exchange.Also having a kind of method is that medium circulation pipeline and water circulation pipe row arranged side by side are connected together, and owing to the temperature difference that flows through refrigerant in two pipelines, carries out cold and hot exchange by the contact of pipeline outer wall each other.The cyclic process of above-mentioned refrigerant all is to carry out under the control of electric control system, control circuit just is used to control the refrigeration of air-conditioner and/or heat circulation mostly in existing air-conditioner, and the control air-conditioner freezes, heats, heats the control circuit of plurality of operating modes such as water, defrosting and also is not widely used.Existing air conditioner control circuit, the Teat pump boiler control circuit, since separately the refrigerant circulating path of system, select for use its control circuit of difference and the control program of circulation member all to exist bigger difference, therefore be necessary the control circuit and the control program of existing air-conditioner, Teat pump boiler are improved design.
The utility model content
The purpose of this utility model is to overcome defective of the prior art, designs a kind of control circuit of air conditioner able to heat water.This circuit can be to air conditioner refrigerating, heat, heat plurality of operating modes such as water, defrosting controls reliably, and it is simple and direct to have a control program, and circuit structure is simple, characteristics with low cost.
For achieving the above object, the technical solution of the utility model is a kind of control circuit of air conditioner able to heat water, comprise the control circuit that is used to control the air conditioner able to heat water operation, described control circuit is provided with the I/O end of several control signals, the input of described control signal is used to receive the operation instruction signal of button or the input of remote controller end, be parallel with the on-off circuit of compressor start/stop operation at described control signal output, the switch road of outdoor fan start/stop operation, the switch road of indoor fan start/stop operation, the on-off circuit of four-way change-over valve commutation, regulate the circuit of electronic expansion valve opening, the on-off circuit of first normally open valve, the on-off circuit of first normally close valve, the on-off circuit of second normally open valve, the on-off circuit of second normally close valve, the on-off circuit of the 3rd normally close valve, conducting under the described on-off circuit power-up state, described on-off circuit power-down state is outage down; In described control circuit, be provided with central processing unit, memory module, described central memory is used to receive described operation instruction signal, call then in the memory module canned data go forward side by side handle after, output control instruction signal is to the output of described control signal, and the information of storing in described memory module comprises the control program of controlling described air conditioner able to heat water operational mode.
Wherein, the control program of described operational mode comprises refrigerating operaton pattern, heating operation pattern, heats the water running pattern, refrigeration heats the water running pattern simultaneously, heat the water running pattern that heats simultaneously, A Defrost operation pattern, B Defrost operation pattern, C Defrost operation pattern.
Wherein, first normally open valve, first normally close valve power under described refrigerating operaton pattern, second normally open valve, second normally close valve, the 3rd normally close valve, four-way change-over valve power down, and the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, compressor start, the 2 seconds outdoor fans that lag behind start operation.
Wherein, first normally open valve, first normally close valve power under described heating operation pattern, second normally open valve, second normally close valve, the 3rd normally close valve power down, four-way change-over valve powers on, the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, compressor start, the 2 seconds outdoor fans that lag behind start operation, start operation after indoor fan satisfies condition.
Wherein, heat first normally open valve under the water running pattern, the first normally closed power down described, second normally open valve, second normally close valve power on, the 3rd normally close valve power down, four-way change-over valve powers on, the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, compressor start, and the 2 seconds outdoor fans that lag behind start operation.
Wherein, heat first normally open valve under the water running pattern, the first normally close valve power down simultaneously in described refrigeration, second normally open valve, second normally close valve, the 3rd normally close valve, four-way change-over valve power down, the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, compressor start, the 2 seconds outdoor fans that lag behind start operation.
Wherein, heat first normally open valve under the water running pattern, first normally close valve, second normally open valve, second normally close valve, the 3rd normally close valve power down simultaneously described heating, four-way change-over valve powers on, the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, compressor start, the 2 seconds outdoor fans that lag behind start operation, start operation after indoor fan satisfies condition.
Wherein, the sensor under described A Defrost operation pattern in the off-premises station sends signal to described control circuit, the frosting signal output control signal that described control circuit sends according to described sensor; Second normally open valve, the second normally close valve power down, the 3rd normally close valve, four-way change-over valve, first normally open valve power on, the first normally close valve power down, the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, and compressor keeps operation, and outdoor fan is out of service.
Wherein, the sensor under described B Defrost operation pattern in the off-premises station sends signal to controlling described system circuit, the frosting signal output control signal that described control circuit sends according to described sensor; Second normally open valve, second normally close valve power on, the 3rd normally close valve power down, and four-way change-over valve, first normally open valve, first normally close valve power on, and the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, and compressor keeps operation, and outdoor fan is out of service.
Wherein, the sensor under described C Defrost operation pattern in the off-premises station sends signal to described control circuit, the frosting signal output control signal that described control circuit sends according to described sensor; First normally open valve, first normally close valve power on, second normally open valve, second normally close valve, the 3rd normally close valve, four-way change-over valve power down, and the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, and compressor keeps operation, and outdoor fan is out of service.
Advantage of the present utility model and beneficial effect are: this circuit can to the refrigeration of air-conditioner, heat, heat plurality of operating modes such as water, defrosting carry out automatically, efficiently, safe and reliable control, and it is simple and direct to have a control program, circuit structure is simple, with low cost, the characteristics of easy operating.
Description of drawings
Fig. 1 is the system construction drawing of the utility model air conditioner able to heat water;
Fig. 2 is the circuit structure block diagram of the utility model air conditioner able to heat water;
Fig. 3 is the flow chart of the control procedure of the utility model air conditioner able to heat water.
Among Fig. 1: 1, compressor; 2, A tee pipe fitting; 3, first normally open valve; 4, first normally close valve; 5, heat exchanger; 6, B tee pipe fitting; 7, four-way change-over valve; 8, condenser; 9, expansion valve; 10, evaporimeter; 11, check valve; 12, second normally open valve; 13, second normally close valve; 14, the 3rd normally close valve; 15, water tank; 16, cooling water inlet; 17, hot water outlet; 18, pressure-reducing valve; 19, second check valve; 20, water source from the beginning; 21, heating device; 22, water pump; 23, valve.
Among Fig. 3:
A, program are initial.
B, outdoor plate, air-conditioning inner panel, line control machine communication, judge, determine the operational mode of system according to condition.
C-1, refrigeration mode operation, normally open valve 1, normally close valve 1 power on;
C-2, normally open valve 2, normally close valve 2, normally close valve 3, cross valve power down;
C-3, electric expansion valve transfer valve to put in place;
C-4, compressor start, the outer blower fan of hysteresis 2S starts operation, system's refrigerating operaton.
D-1, heating mode operation, normally open valve 1, normally close valve 1 power on;
D-2, normally open valve 2, normally close valve 2, normally close valve 3 power down, cross valve power on;
D-3, electric expansion valve transfer valve to put in place;
D-4, compressor start, the outer blower fan of hysteresis 2S starts operation, starts operation, heating operation after air conditioning chamber's inner blower satisfies condition.
E-1, hot water mode operation, normally open valve 1, normally close valve 1 power down;
E-2, normally open valve 2, normally close valve 2 power on, normally close valve 3 power down, and cross valve powers on;
E-3, electric expansion valve transfer valve to put in place;
E-4, compressor start, the outer blower fan of hysteresis 2S starts operation, and system heats water running.
F-1, the operation of cooling and warming aqueous mode, normally open valve 1, normally close valve 1 power down;
F-2, normally open valve 2, normally close valve 2, normally close valve 3, cross valve power down;
F-3, electric expansion valve transfer valve to put in place;
F-4, compressor start, the outer blower fan of hysteresis 2S starts operation, system's cooling and warming aqueous mode operation.
G-1, heat aqueous mode operation, normally open valve 1, normally close valve 1 power down;
G-2, normally open valve 2, normally close valve 2, normally close valve 3 power down, cross valve powers on;
G-3, electric expansion valve transfer valve to put in place;
G-4, compressor start, the outer blower fan of hysteresis 2S starts operation, starts operation after air conditioning chamber's inner blower satisfies condition, and system heats water running.
H-1, the full frost of judgement off-premises station knot enter the operation of A defrosting mode;
H-2, normally open valve 2, normally close valve 2 hold modes, normally close valve 3 powers on, and cross valve keeps powering on, and normally open valve 1 powers on, normally close valve 1 power down;
H-3, electric expansion valve transfer valve to put in place;
H-4, compressor keep operation, and outer blower fan is out of service, keep the operation of A defrosting mode.
I-1, the full frost of judgement off-premises station knot enter the operation of B defrosting mode;
I-2, normally open valve 2, normally close valve 2 powers on, and normally close valve 3 keeps power down, and cross valve keeps powering on, normally open valve 1, normally close valve 1 powers on;
I-3, electric expansion valve transfer valve to put in place;
I-4, compressor keep operation, and outer blower fan is out of service, keep the operation of B defrosting mode.
J-1, the full frost of judgement off-premises station knot enter the operation of C defrosting mode;
J-2, electric expansion valve transfer valve to put in place;
J-3, normally open valve 1, normally close valve 1 powers on, normally open valve 2, normally close valve 2, normally close valve 3, cross valve power down;
J-4, compressor keep operation, and outer blower fan is out of service, keep the operation of C defrosting mode.
The specific embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present utility model is further described.Following examples only are used for the technical solution of the utility model more clearly is described, and can not limit protection domain of the present utility model with this.
As shown in Figure 1, the concrete technical scheme of implementing of the utility model is:
As shown in Figure 2, a kind of control circuit of air conditioner able to heat water, comprise the control circuit that is used to control the air conditioner able to heat water operation, described control circuit is provided with the I/O end of several control signals, the input of described control signal is used to receive the operation instruction signal of button or the input of remote controller end, be parallel with the on-off circuit of compressor start/stop operation at described control signal output, the switch road of outdoor fan start/stop operation, the switch road of indoor fan start/stop operation, the on-off circuit of four-way change-over valve commutation, regulate the circuit of electronic expansion valve opening, the on-off circuit of first normally open valve, the on-off circuit of first normally close valve, the on-off circuit of second normally open valve, the on-off circuit of second normally close valve, the on-off circuit of the 3rd normally close valve, conducting under the described on-off circuit power-up state, described on-off circuit power-down state is outage down; In described control circuit, be provided with central processing unit, memory module, described central memory is used to receive described operation instruction signal, call then in the memory module canned data go forward side by side handle after, output control instruction signal is to the output of described control signal, and the information of storing in described memory module comprises the control program of controlling described air conditioner able to heat water operational mode.
As shown in Figure 3, on the basis of embodiment 1, the control program of operational mode described in the utility model comprises refrigerating operaton pattern, heating operation pattern, heats the water running pattern, refrigeration heats the water running pattern simultaneously, heat the water running pattern that heats simultaneously, A Defrost operation pattern, B Defrost operation pattern, C Defrost operation pattern.
As shown in Figure 3, on the basis of embodiment 2, the utility model first normally open valve, first normally close valve under described refrigerating operaton pattern power on, second normally open valve, second normally close valve, the 3rd normally close valve, four-way change-over valve power down, the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, compressor start, the 2 seconds outdoor fans that lag behind start operation.
As shown in Figure 3, on the basis of embodiment 2, the utility model first normally open valve, first normally close valve under described heating operation pattern power on, second normally open valve, second normally close valve, the 3rd normally close valve power down, four-way change-over valve powers on, and the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place compressor start, the 2 seconds outdoor fans that lag behind start operation, start operation after indoor fan satisfies condition.
As shown in Figure 3, on the basis of embodiment 2, the utility model heats first normally open valve under the water running pattern, the first normally closed power down described, second normally open valve, second normally close valve power on, the 3rd normally close valve power down, four-way change-over valve powers on, and the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, compressor start, the 2 seconds outdoor fans that lag behind start operation.
As shown in Figure 3, on the basis of embodiment 2, the utility model heats first normally open valve under the water running pattern, the first normally close valve power down simultaneously in described refrigeration, second normally open valve, second normally close valve, the 3rd normally close valve, four-way change-over valve power down, the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, compressor start, the 2 seconds outdoor fans that lag behind start operation.
As shown in Figure 3, on the basis of embodiment 2, the utility model heats first normally open valve under the water running pattern, first normally close valve, second normally open valve, second normally close valve, the 3rd normally close valve power down simultaneously described heating, four-way change-over valve powers on, the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, compressor start, the 2 seconds outdoor fans that lag behind start operation, start operation after indoor fan satisfies condition.
As shown in Figure 3, on the basis of embodiment 2, the utility model sensor in the off-premises station under described A Defrost operation pattern sends signal to described control circuit, the frosting signal output control signal that described control circuit sends according to described sensor; Second normally open valve, the second normally close valve power down, the 3rd normally close valve, four-way change-over valve, first normally open valve power on, the first normally close valve power down, the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, and compressor keeps operation, and outdoor fan is out of service.
As shown in Figure 3, on the basis of embodiment 2, the utility model, the sensor under described B Defrost operation pattern in the off-premises station send signal to controlling described system circuit, the frosting signal output control signal that described control circuit sends according to described sensor; Second normally open valve, second normally close valve power on, the 3rd normally close valve power down, and four-way change-over valve, first normally open valve, first normally close valve power on, and the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, and compressor keeps operation, and outdoor fan is out of service.
As shown in Figure 3, on the basis of embodiment 2, the utility model sensor in the off-premises station under described C Defrost operation pattern sends signal to described control circuit, the frosting signal output control signal that described control circuit sends according to described sensor; First normally open valve, first normally close valve power on, second normally open valve, second normally close valve, the 3rd normally close valve, four-way change-over valve power down, and the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, and compressor keeps operation, and outdoor fan is out of service.
As shown in Figure 1, air conditioner able to heat water in the utility model, comprise air-conditioner and water heater, in described air-conditioner, be provided with compressor 1, on described compressor 1, be provided with coolant outlet port, described coolant outlet port is connected with an end of A tee pipe fitting 2 by the road, and the two ends in addition of described A tee pipe fitting 2 are connected with the arrival end of first normally open valve 3, first normally close valve 4 respectively by the road.Wherein, when normal operation, first normally open valve 3, first normally close valve, 4 no powers, HTHP refrigerant are introduced in the heat exchanger 5 after discharging in the compressor 1 circular flow that described first normally open valve 3 and first normally close valve 4 are used for guiding refrigerant to, air conditioner able to heat water.The port of export of described first normally open valve 3 by the road with water heater in heat exchanger 5 in the refrigerant inlet be connected, refrigerant exit in the described heat exchanger 5 is connected with an end of B tee pipe fitting 6 by the road, and the in addition two ends of described B tee pipe fitting 6 are connected with the port of export of first normally close valve 4, the refrigerant arrival end of four-way change-over valve 7 in the air-conditioner respectively; Air-conditioner is under refrigeration mode, described HTHP refrigerant by the refrigerant exit of compressor 1 discharge by the road, first normally open valve 3, heat exchanger 5, four-way change-over valve 7 flow into condensers 8, the refrigerant that flows back to compressor 1 through expansion valve 9, evaporimeter 10, four-way change-over valve 7 is answered back again, air-conditioner is under heating mode, from four-way change-over valve 7 inflow evaporators 10, the refrigerant that flows back to compressor 1 through expansion valve 9, condenser 8, four-way change-over valve 7 is answered back again by the refrigerant of discharging in the heat exchanger 5.
Can be provided with check valve 11 between coolant outlet port in described heat exchanger 5 and the described B tee pipe fitting 6, described check valve 11 is used to stop described first normally close valve 4 to open the path that the back refrigerant flows into described heat exchanger.Because the refrigerant of discharging in the compressor 1 after first normally close valve 4 is opened mainly is to be used for defrosting, can not the flowing in the heat exchanger of refrigerant this moment.
Between a port of described four-way change-over valve 7 and described evaporimeter 10, be in series with second normally open valve 12, also be used to defrost to being parallel with second normally close valve, 13. described second normally open valves 12 and second normally close valve 13 between another port of evaporimeter 10 between the four-way change-over valve 7 and second normally open valve 12, air-conditioner is second normally open valve 12 and second normally close valve, 13 no powers when normal heating operation, refrigerant flows out back inflow evaporator 10 from four-way change-over valve 7, and then inflow expansion valve 9, condenser 8, when air-conditioner is operated in defrost state, second normally open valve 12 and 13 energisings of second normally close valve, refrigerant will flow directly into expansion valve 9 after four-way change-over valve 7 flows out, and then flow in the condenser 8, evaporimeter at this moment will be by short circuit.
Can be connected with the 3rd normally close valve 14 between the port of described condenser 8 between described first normally open valve 3 and first normally close valve 4, described the 3rd normally close valve 14 is used for compressor 1 coolant adding, or air-conditioner is recovered to getter in the compressor with the refrigerant in condenser 8, evaporimeter 10 and the circulation line when telephone-moving, maintenance.
Described heat exchanger 5 can be arranged in the water tank 15, on described water tank 15, be provided with cooling water inlet 16 and hot water outlet 17.
Described cooling water inlet 16 is connected with water source 20 from the beginning by pressure-reducing valve 18, second check valve 19, and above-mentioned parts are used for retaining in described water tank.
Described according to actual needs hot water outlet 17 can be provided with several, described several hot water outlets 17 connect life hot water port, heating hot water port respectively, described heating is held with the hot water inlet of heating device 21 with the hot water port and is connected, the water return outlet that the hot water outlet end of described heating device 21 is provided with in water pump 22, valve 23 and water heater 5 is connected, and described heating device mainly is to be used for winter heating.
The above only is a preferred implementation of the present utility model; should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model know-why; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. the control circuit of an air conditioner able to heat water, it is characterized in that, comprise the control circuit that is used to control the air conditioner able to heat water operation, described control circuit is provided with the I/O end of several control signals, the input of described control signal is used to receive the operation instruction signal of button or the input of remote controller end, be parallel with the on-off circuit of compressor start/stop operation at described control signal output, the switch road of outdoor fan start/stop operation, the switch road of indoor fan start/stop operation, the on-off circuit of four-way change-over valve commutation, regulate the circuit of electronic expansion valve opening, the on-off circuit of first normally open valve, the on-off circuit of first normally close valve, the on-off circuit of second normally open valve, the on-off circuit of second normally close valve, the on-off circuit of the 3rd normally close valve, conducting under the described on-off circuit power-up state, described on-off circuit power-down state is outage down; In described control circuit, be provided with central processing unit, memory module, described central memory is used to receive described operation instruction signal, call then in the memory module canned data go forward side by side handle after, output control instruction signal is to the output of described control signal, and the information of storing in described memory module comprises the control program of controlling described air conditioner able to heat water operational mode.
2. the control circuit of air conditioner able to heat water as claimed in claim 1, it is characterized in that the control program of described operational mode comprises refrigerating operaton pattern, heating operation pattern, heats the water running pattern, refrigeration heats the water running pattern simultaneously, heat the water running pattern that heats simultaneously, A Defrost operation pattern, B Defrost operation pattern, C Defrost operation pattern.
3. the control circuit of air conditioner able to heat water as claimed in claim 2, it is characterized in that, first normally open valve, first normally close valve power under described refrigerating operaton pattern, second normally open valve, second normally close valve, the 3rd normally close valve, four-way change-over valve power down, the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, compressor start, the 2 seconds outdoor fans that lag behind start operation.
4. the control circuit of air conditioner able to heat water as claimed in claim 2, it is characterized in that, first normally open valve, first normally close valve power under described heating operation pattern, second normally open valve, second normally close valve, the 3rd normally close valve power down, four-way change-over valve powers on, and the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place compressor start, the 2 seconds outdoor fans that lag behind start operation, start operation after indoor fan satisfies condition.
5. the control circuit of air conditioner able to heat water as claimed in claim 2, it is characterized in that, heat first normally open valve under the water running pattern, the first normally closed power down described, second normally open valve, second normally close valve power on, the 3rd normally close valve power down, four-way change-over valve powers on, and the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, compressor start, the 2 seconds outdoor fans that lag behind start operation.
6. the control circuit of air conditioner able to heat water as claimed in claim 2, it is characterized in that, heat first normally open valve under the water running pattern, the first normally close valve power down simultaneously in described refrigeration, second normally open valve, second normally close valve, the 3rd normally close valve, four-way change-over valve power down, the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, compressor start, the 2 seconds outdoor fans that lag behind start operation.
7. the control circuit of air conditioner able to heat water as claimed in claim 2, it is characterized in that, heat first normally open valve under the water running pattern, first normally close valve, second normally open valve, second normally close valve, the 3rd normally close valve power down simultaneously described heating, four-way change-over valve powers on, the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, compressor start, the 2 seconds outdoor fans that lag behind start operation, start operation after indoor fan satisfies condition.
8. the control circuit of air conditioner able to heat water as claimed in claim 2, it is characterized in that, sensor under described A Defrost operation pattern in the off-premises station sends signal to described control circuit, the frosting signal output control signal that described control circuit sends according to described sensor; Second normally open valve, the second normally close valve power down, the 3rd normally close valve, four-way change-over valve, first normally open valve power on, the first normally close valve power down, the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, and compressor keeps operation, and outdoor fan is out of service.
9. the control circuit of air conditioner able to heat water as claimed in claim 2, it is characterized in that, sensor under described B Defrost operation pattern in the off-premises station sends signal to controlling described system circuit, the frosting signal output control signal that described control circuit sends according to described sensor; Second normally open valve, second normally close valve power on, the 3rd normally close valve power down, and four-way change-over valve, first normally open valve, first normally close valve power on, and the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, and compressor keeps operation, and outdoor fan is out of service.
10. the control circuit of air conditioner able to heat water as claimed in claim 2, it is characterized in that, sensor under described C Defrost operation pattern in the off-premises station sends signal to described control circuit, the frosting signal output control signal that described control circuit sends according to described sensor; First normally open valve, first normally close valve power on, second normally open valve, second normally close valve, the 3rd normally close valve, four-way change-over valve power down, and the circuit of regulating electronic expansion valve opening puts the aperture adjusting in place, and compressor keeps operation, and outdoor fan is out of service.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201096082U CN201463434U (en) | 2009-06-25 | 2009-06-25 | Control circuit for hot water air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201096082U CN201463434U (en) | 2009-06-25 | 2009-06-25 | Control circuit for hot water air conditioner |
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| Publication Number | Publication Date |
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| CN201463434U true CN201463434U (en) | 2010-05-12 |
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| CN2009201096082U Expired - Lifetime CN201463434U (en) | 2009-06-25 | 2009-06-25 | Control circuit for hot water air conditioner |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102434937A (en) * | 2011-09-14 | 2012-05-02 | 海尔集团公司 | Control device of hot water air conditioner |
| CN101929770B (en) * | 2009-06-25 | 2012-07-25 | 海尔集团公司 | Control circuit of hot water air conditioner |
| CN103033008A (en) * | 2011-09-29 | 2013-04-10 | 杭州三花研究院有限公司 | Car air conditioning system electronic expansion valve control method |
| CN104246388A (en) * | 2012-04-16 | 2014-12-24 | 大金工业株式会社 | Air conditioner |
-
2009
- 2009-06-25 CN CN2009201096082U patent/CN201463434U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101929770B (en) * | 2009-06-25 | 2012-07-25 | 海尔集团公司 | Control circuit of hot water air conditioner |
| CN102434937A (en) * | 2011-09-14 | 2012-05-02 | 海尔集团公司 | Control device of hot water air conditioner |
| CN102434937B (en) * | 2011-09-14 | 2014-08-06 | 海尔集团公司 | Control device of hot water air conditioner |
| CN103033008A (en) * | 2011-09-29 | 2013-04-10 | 杭州三花研究院有限公司 | Car air conditioning system electronic expansion valve control method |
| CN103033008B (en) * | 2011-09-29 | 2016-04-20 | 杭州三花研究院有限公司 | A kind of control method of automotive air-conditioning system electric expansion valve |
| CN104246388A (en) * | 2012-04-16 | 2014-12-24 | 大金工业株式会社 | Air conditioner |
| CN104246388B (en) * | 2012-04-16 | 2016-01-20 | 大金工业株式会社 | Air conditioner |
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