CN101324387A - Air conditioner heat pump hot water machine unit - Google Patents
Air conditioner heat pump hot water machine unit Download PDFInfo
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- CN101324387A CN101324387A CNA2008100212781A CN200810021278A CN101324387A CN 101324387 A CN101324387 A CN 101324387A CN A2008100212781 A CNA2008100212781 A CN A2008100212781A CN 200810021278 A CN200810021278 A CN 200810021278A CN 101324387 A CN101324387 A CN 101324387A
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Abstract
The invention relates to the technology field of air conditioners and heat pump water heater, in particular to an air conditioner and heat pump water heater unit. According to the technical scheme provided by the invention, the system comprises a compressor, a gas exhaust and return control device, an environment side heat exchanger, a heat exchanger of the water heater, a heat exchanger of the air conditioner, a liquid-state coolant flow direction controlling and throttling device, and a gas-liquid separator. The system is characterized in that the gas exhaust and return control device includes a first reversing valve and a second reversing valve, wherein the c2 port of the first reversing valve is connected with the d3 port of the second reversing valve; the s2 port of the first reversing valve is connected with the s3 port of the second reversing valve in parallel and is connected with the gas return hole of the compressor through the gas-liquid separator; the d2 port of the first reversing valve is connected with the gas exhaust hole of the compressor; the e2 port of the first reversing valve is connected with the air port of the heat exchanger of the air conditioner; the e3 port of the second reversing valve is connected with the air port of the heat exchanger of the water heater; and the c3 port of the second reversing valve is connected with the air port of the environment side heat exchanger. The air conditioner and heat pump water heater unit can meet the above requirement, and has stable and reliable operation and greatly improved work efficiency in above four operation modes and under corresponding work conditions.
Description
Technical field
The present invention relates to air-conditioning and Teat pump boiler technical field, specifically a kind of air conditioner heat pump hot water group.
Background technology
The heat-pump hot-water unit has utilized the principle of air-conditioning heat pump operation, produces the sanitary water about 50 ℃, and utilization rate of electrical can reach more than 300%.
Air conditioner heat pump hot water: because heat pump water-heating machine is identical with air conditioner on refrigeration principle, and air-conditioning utilization rate is very low at ordinary times, also can discharge tedious thermal pollution when use summer.Therefore, the two is integrated.Not only can utilize mutually to reduce cost, but also can when using air-conditioning summer, obtain free hot water fully.
Because air conditioner heat pump hot water needs stable operation in following 4 kinds of operational modes and corresponding operating mode: single refrigeration, singly heat, singly heat water, the double water that heats freezes.Have following difficult point: the heat exchanger that 1, is not in operation exists, and can not influence operating system; 2, to different operational modes, different operating conditions, system need satisfy different throttling requirements; 3, as a same reason, because the liquid volume added of whole system is a definite value, system need satisfy the unnecessary cold-producing medium requirement of storage.
Summary of the invention
Problem at above-mentioned existence, the purpose of this invention is to provide a kind of air conditioner heat pump hot water group, it can satisfy above-mentioned requirements, and air conditioner heat pump hot water stable and reliable operation under above-described 4 kinds of operational modes and corresponding operating mode, operating efficiency are improved greatly.
According to technical scheme provided by the invention, system comprises compressor, row, return-air control device, and the ambient side heat exchanger, the water-heater heat-exchanging device, heat exchanger of air conditioner, liquid refrigerant flows to control and throttling arrangement, and vapour liquid separator is characterized in that:
I, described row, return-air control device comprise: first reversal valve and second reversal valve.Wherein, the c of first reversal valve
2Mouthful with the d of second reversal valve
3Mouth connect the s of first reversal valve
2Mouthful with the s of second reversal valve
3After being connected in parallel, mouth is connected with the compressor return air mouth by gas-liquid separator; The d of first reversal valve
2Mouth is connected with exhaust outlet of compressor; The e of first reversal valve
2Mouth is connected with the gas port of air-condition heat exchanger; The e of second reversal valve
3Mouth is connected with the gas port of water-heater heat-exchanging device; The c of second reversal valve
3Mouth is connected with the gas port of ambient side heat exchanger.Based on above connection, automatically control by electrical equipment, in the time of can realizing above-mentioned four kinds of operational modes, compressor air-discharging flows to the heat exchanger of using do condensation accordingly, and the steam of heat exchanger of guaranteeing to do under the associative mode evaporation usefulness is by the sucked back compressor of gas-liquid separator.In any case, the working media of two reversal valve inside of assurance is always gaseous refrigerant.
II, described liquid refrigerant flow to control and throttling arrangement comprises: first check valve, second check valve, the 3rd check valve, the 4th check valve, the 5th check valve; First magnetic valve and second magnetic valve, reservoir and flow controller; The outlet of the import of first check valve and second check valve and connect after be connected to the liquid mouth of ambient side heat exchanger, the outlet of the import of the 3rd check valve and the 5th check valve and connect after be connected to the liquid mouth of air-condition heat exchanger, the import of the 4th check valve is connected to the liquid mouth of water-heater heat-exchanging device, first check valve, the 3rd check valve, the outlet of the 4th check valve and connect after be connected to the import of reservoir, the outlet of reservoir is connected to the import of expansion valve, the outlet of expansion valve divides two the tunnel, be connected to first magnetic valve respectively, the import of second magnetic valve, the outlet of first magnetic valve is connected to the import of second check valve, and the outlet of second magnetic valve is connected to the import of the 5th check valve.By above connection, realized that the flow direction before and after the liquid refrigerant throttling is controlled, reservoir stores the unnecessary cold-producing medium in high-pressure side, flow controller throttling.
Flow controller comprises the combination a kind of and capillaceous in heating power expansion valve, electric expansion valve, capillary and the heating power expansion valve; Perhaps, electric expansion valve and combination capillaceous.
The ambient side heat exchanger works in the condenser state in system, liquid refrigerant in the condenser is because the check characteristics of second check valve, can only enter first check valve, again because the check characteristics of the 4th check valve and the 3rd check valve, liquid refrigerant can only enter reservoir, through the flow controller throttling, this moment second valve opening solenoid, first magnetic valve closes, and liquid refrigerant enters in the air-condition heat exchanger and evaporates.Thereby the liquid refrigerant of finishing cooling condition flows to control and throttling.
The water-heater heat-exchanging device works in the condenser state in system, liquid refrigerant in the condenser enters the 4th check valve, because first check valve and the 3rd check valve check characteristics, cold-producing medium can only enter reservoir, through the flow controller throttling, the this moment as second valve opening solenoid, first magnetic valve closes, and liquid refrigerant enters in the air-condition heat exchanger and evaporates.Thereby finish the double liquid refrigerant that heats water condition of refrigeration and flow to control and throttling.Close as second magnetic valve, first valve opening solenoid, liquid refrigerant enter in the ambient side heat exchanger and evaporate.Thereby finish the liquid refrigerant that singly heats water condition and flow to control and throttling.
Air-condition heat exchanger works in the condenser state in system, liquid refrigerant in the condenser is because the check characteristics of the 5th check valve, can only enter the 3rd check valve, again because the check characteristics of first check valve and the 4th check valve, liquid refrigerant can only enter reservoir, and through the flow controller throttling, this moment, second magnetic valve closed, first valve opening solenoid, liquid refrigerant enter in the condenser and evaporate.Thereby the liquid refrigerant of finishing single heating condition flows to control and throttling.
Advantage of the present invention is:
The row of utilization, return-air control device, automatically control by electrical equipment, in the time of can realizing above-mentioned four kinds of operational modes, compressor air-discharging flows to the heat exchanger of using do condensation accordingly, and with the refrigerant vapour of the heat exchanger of corresponding do evaporation usefulness by the sucked back compressor of gas-liquid separator, the cold-producing medium in the corresponding obsolete heat exchanger can be drawn back compressor simultaneously.Guaranteed the stable of refrigerant amount in the system.
Utilize liquid refrigerant to flow to control and throttling arrangement, automatically control by electrical equipment, in the time of can realizing above-mentioned four kinds of operational modes, after the liquid refrigerant that comes out from the heat exchanger of using do condensation correctly flows to reservoir the device (in the stocking system unnecessary cold-producing medium), expansion valve (throttling), correctly flow to the corresponding heat exchanger of making evaporation usefulness.Can satisfy the requirement and the throttling requirement of circulating mass of refrigerant under different operational modes, the different running environment condition.
Used above two kinds of devices, can make the stable performance of this air conditioner heat pump hot water group, reliable.
Description of drawings
Fig. 1 is a schematic diagram of the present invention.
The specific embodiment
As shown in Figure 1: system comprises compressor 1, row, return-air control device, and ambient side heat exchanger 4, water-heater heat-exchanging device 14, heat exchanger of air conditioner 15, liquid refrigerant flows to control and throttling arrangement, and vapour liquid separator 16 is characterized in that:
I, described row, return-air control device comprise: first reversal valve and second reversal valve.Wherein, the c of first reversal valve
2Mouthful with the d of second reversal valve
3Mouth connect the s of first reversal valve
2Mouthful with the s of second reversal valve
3After being connected in parallel, mouth is connected with the compressor return air mouth by gas-liquid separator; The d of first reversal valve
2Mouth is connected with exhaust outlet of compressor; The e of first reversal valve
2Mouth is connected with the gas port of air-condition heat exchanger; The e of second reversal valve
3Mouth is connected with the gas port of water-heater heat-exchanging device; The c of second reversal valve
3Mouth is connected with the gas port of ambient side heat exchanger.Based on above connection, automatically control by electrical equipment, in the time of can realizing above-mentioned four kinds of operational modes, compressor air-discharging flows to the heat exchanger of using do condensation accordingly, and the steam of heat exchanger of guaranteeing to do under the associative mode evaporation usefulness is by the sucked back compressor of gas-liquid separator.In any case, the working media of two reversal valve inside of assurance is always gaseous refrigerant.
II, described liquid refrigerant flow to control and throttling arrangement comprises: first check valve, second check valve, the 3rd check valve, the 4th check valve, the 5th check valve; First magnetic valve and second magnetic valve, reservoir and flow controller (flow controller can be heating power expansion valve, electric expansion valve, capillary, heating power expansion valve and combination capillaceous or electric expansion valve and combination capillaceous); The outlet of the import of first check valve and second check valve and connect after be connected to the liquid mouth of ambient side heat exchanger, the outlet of the import of the 3rd check valve and the 5th check valve and connect after be connected to the liquid mouth of air-condition heat exchanger, the import of the 4th check valve is connected to the liquid mouth of water-heater heat-exchanging device, first check valve, the 3rd check valve, the outlet of the 4th check valve and connect after be connected to the import of reservoir, the outlet of reservoir is connected to the import of expansion valve, the outlet of expansion valve divides two the tunnel, be connected to first magnetic valve respectively, the import of second magnetic valve, the outlet of first magnetic valve is connected to the import of second check valve, and the outlet of second magnetic valve is connected to the import of the 5th check valve.By above connection, realized that the flow direction before and after the liquid refrigerant throttling is controlled, reservoir stores the unnecessary cold-producing medium in high-pressure side, flow controller throttling.
The ambient side heat exchanger works in the condenser state in system, liquid refrigerant in the condenser is because the check characteristics of second check valve, can only enter first check valve, again because the check characteristics of the 4th check valve and the 3rd check valve, liquid refrigerant can only enter reservoir, through the flow controller throttling, this moment second valve opening solenoid, first magnetic valve closes, and liquid refrigerant enters in the air-condition heat exchanger and evaporates.Thereby the liquid refrigerant of finishing cooling condition flows to control and throttling.
The water-heater heat-exchanging device works in the condenser state in system, liquid refrigerant in the condenser enters the 4th check valve, because first check valve and the 3rd check valve check characteristics, cold-producing medium can only enter reservoir, through the flow controller throttling, the this moment as second valve opening solenoid, first magnetic valve closes, and liquid refrigerant enters in the air-condition heat exchanger and evaporates.Thereby finish the double liquid refrigerant that heats water condition of refrigeration and flow to control and throttling.Close as second magnetic valve, first valve opening solenoid, liquid refrigerant enter in the ambient side heat exchanger and evaporate.Thereby finish the liquid refrigerant that singly heats water condition and flow to control and throttling.
Air-condition heat exchanger works in the condenser state in system, liquid refrigerant in the condenser is because the check characteristics of the 5th check valve, can only enter the 3rd check valve, again because the check characteristics of first check valve and the 4th check valve, liquid refrigerant can only enter reservoir, and through the flow controller throttling, this moment, second magnetic valve closed, first valve opening solenoid, liquid refrigerant enter in the condenser and evaporate.Thereby the liquid refrigerant of finishing single heating condition flows to control and throttling.
Below in conjunction with Fig. 1 the course of work of the present invention is described further:
During single the refrigeration, the cold-producing medium flow process is as follows: the compressor 1--first reversal valve 2--second reversal valve 3--ambient side heat exchanger 4--first check valve 5--reservoir 8-flow controller 10--second magnetic valve 12--the 5th check valve 13--air-condition heat exchanger 15--first reversal valve 2--vapour liquid separator 16--compressor 1, so move in circles.Simultaneously, the cold-producing medium in the water heater coil pipe 14 all is recovered to the circulatory system by second reversal valve 3.
When singly heating, the cold-producing medium flow process is as follows: the compressor 1--first reversal valve 2--air-condition heat exchanger 15--the 3rd check valve 7--reservoir 8--flow controller 10--first magnetic valve 11--second check valve 6--ambient side heat exchanger 4--second reversal valve 3--first reversal valve 2--vapour liquid separator 16--compressor 1, so move in circles.Simultaneously, the cold-producing medium in the water heater coil pipe 14 all is recovered to the circulatory system by second reversal valve 3.
When singly heating water, the cold-producing medium flow process is as follows: the compressor 1--first reversal valve 2--second reversal valve 3--water-heater heat-exchanging device 14--the 4th check valve 9--reservoir 8--flow controller 10--first magnetic valve 11--second check valve 6--ambient side heat exchanger 4--second reversal valve 3--vapour liquid separator 16--compressor 1, so move in circles.Simultaneously, the cold-producing medium in the air-conditioner coil pipe 15 all is recovered to the circulatory system by first reversal valve 2.
During refrigerated medium hot water, the cold-producing medium flow process is as follows: the compressor 1--first reversal valve 2-second reversal valve 3-water-heater heat-exchanging device 14--the 4th check valve 9--reservoir 8--flow controller 10--second magnetic valve 12--the 5th check valve 13--air-condition heat exchanger 15--first reversal valve 2--vapour liquid separator 16--compressor 1, so move in circles.Simultaneously, the cold-producing medium in the condenser 4 all is recovered to the circulatory system by second reversal valve 3.
Defrost divides two kinds: singly heat defrost, singly heat the aquation frost.The cold-producing medium flow process is with refrigeration.When singly heating water, defrost process guarantees that without water heater coil pipe 14 water heater temperature is stable.
Claims (2)
1, a kind of air conditioner heat pump hot water group comprises compressor (1), row, return-air control device, ambient side heat exchanger (4), water-heater heat-exchanging device (14), heat exchanger of air conditioner (15), liquid refrigerant flows to control and throttling arrangement, and vapour liquid separator (16) is characterized in that:
I, described row, return-air control device comprise: first reversal valve and second reversal valve.Wherein, the c of first reversal valve
2Mouthful with the d of second reversal valve
3Mouth connect the s of first reversal valve
2Mouthful with the s of second reversal valve
3After being connected in parallel, mouth is connected with the compressor return air mouth by gas-liquid separator; The d of first reversal valve
2Mouth is connected with exhaust outlet of compressor; The e of first reversal valve
2Mouth is connected with the gas port of air-condition heat exchanger; The e of second reversal valve
3Mouth is connected with the gas port of water-heater heat-exchanging device; The c of second reversal valve
3Mouth is connected with the gas port of ambient side heat exchanger;
II, described liquid refrigerant flow to control and throttling arrangement comprises: first check valve, second check valve, the 3rd check valve, the 4th check valve, the 5th check valve; First magnetic valve and second magnetic valve, reservoir and flow controller; The outlet of the import of first check valve and second check valve and connect after be connected to the liquid mouth of ambient side heat exchanger, the outlet of the import of the 3rd check valve and the 5th check valve and connect after be connected to the liquid mouth of air-condition heat exchanger, the import of the 4th check valve is connected to the liquid mouth of water-heater heat-exchanging device, first check valve, the 3rd check valve, the outlet of the 4th check valve and connect after be connected to the import of reservoir, the outlet of reservoir is connected to the import of expansion valve, the outlet of expansion valve divides two the tunnel, be connected to first magnetic valve respectively, the import of second magnetic valve, the outlet of first magnetic valve is connected to the import of second check valve, and the outlet of second magnetic valve is connected to the import of the 5th check valve.
2, air conditioner heat pump hot water group as claimed in claim 1 is characterized in that: flow controller comprises the combination a kind of and capillaceous in heating power expansion valve, electric expansion valve, capillary and the heating power expansion valve; Perhaps, electric expansion valve and combination capillaceous.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100212781A CN101324387A (en) | 2008-07-23 | 2008-07-23 | Air conditioner heat pump hot water machine unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100212781A CN101324387A (en) | 2008-07-23 | 2008-07-23 | Air conditioner heat pump hot water machine unit |
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| Publication Number | Publication Date |
|---|---|
| CN101324387A true CN101324387A (en) | 2008-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100212781A Pending CN101324387A (en) | 2008-07-23 | 2008-07-23 | Air conditioner heat pump hot water machine unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102607169A (en) * | 2012-03-08 | 2012-07-25 | 广东美的电器股份有限公司 | Instant-heating heat pump water heater and heating control method for same |
| CN102721175A (en) * | 2012-06-12 | 2012-10-10 | 李瑞英 | Air energy water boiler |
-
2008
- 2008-07-23 CN CNA2008100212781A patent/CN101324387A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102607169A (en) * | 2012-03-08 | 2012-07-25 | 广东美的电器股份有限公司 | Instant-heating heat pump water heater and heating control method for same |
| CN102607169B (en) * | 2012-03-08 | 2013-11-27 | 广东美的电器股份有限公司 | Instant-heating heat pump water heater and heating control method for same |
| CN102721175A (en) * | 2012-06-12 | 2012-10-10 | 李瑞英 | Air energy water boiler |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20081217 |