CN215892606U - Air conditioner and water heater integrated machine - Google Patents
Air conditioner and water heater integrated machine Download PDFInfo
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- CN215892606U CN215892606U CN202121310696.XU CN202121310696U CN215892606U CN 215892606 U CN215892606 U CN 215892606U CN 202121310696 U CN202121310696 U CN 202121310696U CN 215892606 U CN215892606 U CN 215892606U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
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Abstract
The utility model belongs to the field of air conditioners, and particularly provides an air conditioner and water heater all-in-one machine. The utility model aims to solve the problem that the air-conditioning and water-heating integrated machine in the prior art cannot be used for refrigerating and heating water only singly by various choices. The utility model comprises a compressor air outlet, a first four-way valve, an outdoor heat exchanger, a first expansion valve, a second expansion valve, a first indoor heat exchanger, a second four-way valve and a compressor air inlet which are connected in sequence; the air conditioner also comprises a first branch, a third expansion valve, a second indoor heat exchanger and a first switch, wherein one end of the first branch is connected between the first expansion valve and the second expansion valve, the other end of the first branch is connected with the second indoor heat exchanger, the second indoor heat exchanger is connected with the first switch, and the first switch is connected with an air inlet of the compressor; the compressor further comprises a second branch, one end of the second branch is connected between the air outlet of the compressor and the first four-way valve, and the other end of the second branch is connected to the second four-way valve. And various loops and various water making capacities are realized by switching a four-way valve, an expansion valve and a switch.
Description
Technical Field
The utility model belongs to the technical field of air conditioners, and particularly provides an air conditioner and water heater all-in-one machine.
Background
The air conditioner has the refrigerating and heating capacities, and is widely applied to water production, and particularly, the refrigerating water is difficult to produce cold water by other principles except the air conditioner basically. In the field of commercial air conditioners, large refrigerating/heating machines are needed for providing water sources for large places such as office buildings, and the single machines are expensive, so that the existing commercial air conditioner is provided with an air conditioning and water heating all-in-one machine, and the air conditioner can refrigerate/heat water and adjust the temperature.
However, the air-conditioning and water-heating integrated machine in the prior art can only produce hot water or cold water, and users cannot flexibly select the air-conditioning and water-heating integrated machine and can not better meet daily requirements of people.
Accordingly, there is a need in the art for a new air conditioning and water heating all-in-one machine that solves the above-mentioned problems of the prior art.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, namely to solve the problem that the air-conditioning and water-heating integrated machine in the prior art cannot be selected in multiple ways and only can be used for heating water or cooling water, the utility model provides the air-conditioning and water-heating integrated machine which is characterized by comprising a compressor air outlet, a first four-way valve, an outdoor heat exchanger, a first expansion valve, a second expansion valve, a first indoor heat exchanger, a second four-way valve and a compressor air inlet which are connected in sequence;
the air conditioner further comprises a first branch, a third expansion valve, a second indoor heat exchanger and a first switch, wherein the third expansion valve is arranged on the first branch, one end of the first branch is connected between the first expansion valve and the second expansion valve, the other end of the first branch is connected with the second indoor heat exchanger, the second indoor heat exchanger is connected with the first switch, and the first switch is connected with the air inlet of the compressor;
the compressor further comprises a second branch, one end of the second branch is connected between the air outlet of the compressor and the first four-way valve, and the other end of the second branch is connected to the second four-way valve.
In the preferable technical scheme of the air-conditioning and water-heating all-in-one machine, the air-conditioning and water-heating all-in-one machine further comprises a third branch and a second switch, one end of the third branch is connected between the first indoor heat exchanger and the second four-way valve, the other end of the third branch is connected between the second indoor heat exchanger and the first switch, and the second switch is arranged on the third branch.
In the preferable technical scheme of the air-conditioning and water-heating all-in-one machine, a gas-liquid separator is further arranged between the second four-way valve and the air inlet of the compressor, and the first switch is connected with the air inlet of the compressor through the gas-liquid separator.
In the preferable technical scheme of the air-conditioning and water-heating integrated machine, an oil separator is further arranged between the air outlet of the compressor and the second branch, and an oil return outlet of the oil separator is connected with the air inlet of the compressor.
In the preferable technical scheme of the air-conditioning and water-heating all-in-one machine, the air-conditioning and water-heating all-in-one machine further comprises a fourth branch, one end of the fourth branch is connected between the oil separator and the first four-way valve, the other end of the fourth branch is connected between the gas-liquid separator and the second four-way valve, and a third switch is arranged on the fourth branch.
In the preferable technical scheme of the air-conditioning and water-heating all-in-one machine, the air-conditioning and water-heating all-in-one machine further comprises a fifth branch, one end of the fifth branch is connected between the first expansion valve and the first branch, the other end of the fifth branch is connected between the first switch and the gas-liquid separator, and a fourth switch is arranged on the fifth branch.
In the preferable technical scheme of the air-conditioning and water-heating all-in-one machine, a water inlet pipeline and a water outlet pipeline are respectively arranged on the first indoor heat exchanger and the second indoor heat exchanger.
In the preferable technical scheme of the air-conditioning and water-heating all-in-one machine, the first indoor heat exchanger and the second indoor heat exchanger are plate heat exchangers.
In the preferable technical scheme of the air-conditioning and water-heating all-in-one machine, the first expansion valve, the second expansion valve and the third expansion valve are electronic expansion valves.
In the preferable technical scheme of the air-conditioning and water-heating all-in-one machine, the first switch and the second switch are electromagnetic valves.
The technical scheme of the utility model includes that the air-conditioning and water-heating integrated machine comprises a compressor air outlet, a first four-way valve, an outdoor heat exchanger, a first expansion valve, a second expansion valve, a first indoor heat exchanger, a second four-way valve and a compressor air inlet which are connected in sequence; the first branch is connected between the first expansion valve and the second expansion valve, the other end of the first branch is connected with the second indoor heat exchanger, the second indoor heat exchanger is connected with the first switch, and the first switch is connected with an air inlet of the compressor; the compressor further comprises a second branch, one end of the second branch is connected between the air outlet of the compressor and the first four-way valve, and the other end of the second branch is connected to the second four-way valve.
Through the connection arrangement mode of the pipelines, the indoor heat exchanger can realize various loops through the four-way valves, the expansion valves and the switches, so that various water making capacities are realized, the indoor heat exchanger can simultaneously make hot water, hot water with different degrees, simultaneously refrigerate water, cold water with different degrees and simultaneously make hot water and cold water, various requirements of users are met, switching is convenient, and combination and use are flexible.
Drawings
An air conditioning and water heating all-in-one machine of the present invention will be described with reference to the accompanying drawings. In the drawings:
fig. 1 is a refrigerant flow diagram of total refrigeration water of a first indoor heat exchanger and a second indoor heat exchanger;
fig. 2 is a refrigerant flow diagram of total heating water of the first indoor heat exchanger and the second indoor heat exchanger;
fig. 3 is a refrigerant flow diagram of the first indoor heat exchanger for heating water and the second indoor heat exchanger for cooling water;
fig. 4 is a refrigerant flow diagram of the first indoor heat exchanger for heating water (with higher capacity) and the second indoor heat exchanger for cooling water (with lower capacity);
fig. 5 is a refrigerant flow diagram of the first indoor heat exchanger for heating water (with a relatively low capacity) and the second indoor heat exchanger for cooling water (with a relatively high capacity);
fig. 6 is a schematic connection relationship diagram of the air-conditioning and water-heating all-in-one machine with the fourth branch and the fifth branch added in fig. 1.
List of reference numerals:
1. a compressor; 2. a first four-way valve; 3. an outdoor heat exchanger; 4. a first expansion valve; 5. a second expansion valve; 6. a first indoor heat exchanger; 7. a second four-way valve; 8. a third expansion valve; 9. a second indoor heat exchanger; 10. a first switch; 11. a second switch; 12. a gas-liquid separator; 13. an oil separator; 14. a third switch; 15. and a fourth switch.
Detailed Description
Preferred embodiments of the present invention are described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention. And can be adjusted as needed by those skilled in the art to suit particular applications. For example, although the description has been given by taking the third branch and the second switch 11 as an example, it is obvious that the third branch and the second switch 11 may be omitted, and the air-conditioning and water-heating all-in-one machine of the present invention may not realize the full-heating water shown in fig. 2, but this does not hinder the normal operation of other solutions of the present invention, and the air-conditioning and water-heating all-in-one machine of the present invention can still perform the functions of both cooling water and heating water, which are all simple modifications of the present invention, and therefore, all will fall into the protection scope of the present invention.
It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1-5, in order to solve the problem that the existing air-conditioning and water-heating all-in-one machine cannot be selected in multiple ways and can only be used for heating water or cooling water singly, the air-conditioning and water-heating all-in-one machine of the utility model comprises a compressor 1 air outlet, a first four-way valve 2, an outdoor heat exchanger 3, a first expansion valve 4, a second expansion valve 5, a first indoor heat exchanger 6, a second four-way valve 7 and a compressor 1 air inlet which are connected in sequence; the air conditioner also comprises a first branch, a third expansion valve 8, a second indoor heat exchanger 9 and a first switch 10, wherein the third expansion valve 8 is arranged on the first branch, one end of the first branch is connected between the first expansion valve 4 and the second expansion valve 5, the other end of the first branch is connected with the second indoor heat exchanger 9, the second indoor heat exchanger 9 is connected with the first switch 10, and the first switch 10 is connected with an air inlet of the compressor 1; the compressor further comprises a second branch, one end of the second branch is connected between the air outlet of the compressor 1 and the first four-way valve 2, and the other end of the second branch is connected to a second four-way valve 7. Preferably, the air-conditioning and water-heating all-in-one machine further comprises a third branch and a second switch 11, wherein one end of the third branch is connected between the first indoor heat exchanger 6 and the second four-way valve 7, the other end of the third branch is connected between the second indoor heat exchanger 9 and the first switch 10, and the second switch 11 is arranged on the third branch.
The above connection relationship can realize various water producing effects by different opening and closing controls, which will be described below with reference to fig. 1 to 5.
As shown in fig. 1, at this time, the first four-way valve 2 and the second four-way valve 7 are both in the first state as shown in the figure, the first switch 10 is in the open state, the second switch 11 is in the closed state, the first expansion valve 4 is in the fully open state, and the second expansion valve 5 and the third expansion valve 8 can adjust different opening degrees according to different requirements to achieve different cold water temperatures, and a specific refrigerant flow direction is as shown in fig. 1:
the refrigerant flows out from an air outlet of the compressor 1, enters the outdoor heat exchanger 3 after passing through the first four-way valve 2, then passes through the first expansion valve 4 in a fully open state, is divided by the first branch, flows into the first indoor heat exchanger 6 after passing through the second expansion valve 5, then flows back to the compressor 1 after passing through the second four-way valve 7, flows into the second indoor heat exchanger 9 after passing through the third expansion valve 8, and then flows back to the compressor 1 after passing through the first switch 10 because the first switch 10 is in an open state and the second switch 11 is in a closed state.
In the process, the first indoor heat exchanger 6 and the second indoor heat exchanger 9 are respectively provided with a water inlet pipeline and a water outlet pipeline, the refrigerant flows through the first indoor heat exchanger 6 and the second indoor heat exchanger 9 respectively for refrigeration, and the opening degree can be adjusted through the second expansion valve 5 and the third expansion valve 8 respectively, so that the temperature of the cold water is adjusted, and cold water supply with different temperatures is realized.
As shown in fig. 2, at this time, the first four-way valve 2 and the second four-way valve 7 are both in the second state as shown in the figure, the first switch 10 is in the closed state, the second switch 11 is in the open state, the first expansion valve 4 controls the opening degree according to the superheat degree of the outdoor heat exchanger 3, and the second indoor heat exchanger 5 and the third heat exchanger 6 adjust the opening degree according to the required temperature of the hot water, so as to realize the hot water supply of different temperatures. The specific refrigerant flow direction is as shown in fig. 2:
the refrigerant flows out from the air outlet of the compressor 1, and because the first four-way valve 2 is in the second state, the refrigerant coming out of the compressor 1 can not directly pass through the first four-way valve 2 (is an open circuit), the refrigerant will thus flow through the second branch and the second four-way valve 7, while the second switch 11 on the third branch is open, where the refrigerant will be branched, since the first switch 10 is closed, the refrigerant can only flow through the first indoor heat exchanger 6 and the second expansion valve 5, and a second indoor heat exchanger 9, a third expansion valve 8, at this time, the first indoor heat exchanger 6 and the second indoor heat exchanger 9 radiate heat, thereby obtaining hot water of different temperatures, then the refrigerant and the refrigerant flow through the first four-way valve 2 and then return to the air inlet of the compressor 1 after flowing through the outdoor heat exchanger 3.
In the above process, the refrigerant flows through the first indoor heat exchanger 6 and the second indoor heat exchanger 9 respectively to be heated, and the opening degree can be adjusted through the second expansion valve 5 and the third expansion valve 8 respectively, so that the temperature of the hot water can be adjusted, and the hot water supply at different temperatures can be realized.
As shown in fig. 3, at this time, the first four-way valve 2 and the second four-way valve 7 are both in the second state as shown in the figure, the first switch 10 is in the open state, the second switch 11 is in the closed state, the opening degree of the first expansion valve 4 is 0, the first expansion valve 4 is in the fully closed state, the second expansion valve 5 is in the fully open state, the third expansion valve 8 adjusts different opening degrees according to the superheat degree of the second indoor heat exchanger 9, so as to realize that the first indoor heat exchanger 6 heats water, the second indoor heat exchanger 9 cools water, and further realize that the water and the water are simultaneously cooled, and the specific refrigerant flow direction is as shown in fig. 3:
the refrigerant flows out from the air outlet of the compressor 1, because the first four-way valve 2 is in the second state, the refrigerant coming out of the compressor 1 cannot directly pass through the first four-way valve 2 (is an open circuit), the refrigerant flows through the second branch and the second four-way valve 7, at this time, the second switch 11 on the third branch is closed, the refrigerant continues to flow through the first indoor heat exchanger 6 and the second expansion valve 5, at this time, because the first expansion valve 4 is also in the fully closed state, the refrigerant continues to flow into the first branch, flows through the third expansion valve 8, the second indoor heat exchanger 9 and the first switch 10, and then flows back to the air inlet of the compressor 1.
In the above process, the refrigerant flows through the first indoor heat exchanger 6 to heat and flows through the second indoor heat exchanger 9 to cool, and thus, heating water and cooling water are simultaneously realized.
As shown in fig. 4, at this time, the first four-way valve 2 and the second four-way valve 7 are both in the second state as shown in the figure, the first switch 10 is in the open state, the second switch 11 is in the closed state, the second expansion valve 5 is in the fully open state, the opening degree of the third expansion valve 8 is adjusted according to the superheat degree of the second indoor heat exchanger 9, and the opening degree of the first expansion valve 4 is controlled according to the magnitude of the cooling load, so that the condition that the cooling demand of the second indoor heat exchanger 9 is high is met. The specific refrigerant flow direction is as shown in fig. 4:
the refrigerant flows out from the air outlet of the compressor 1, because the first four-way valve 2 is in the second state, the refrigerant coming out of the compressor 1 cannot directly pass through the first four-way valve 2 (is an open circuit), the refrigerant flows through the second branch and the second four-way valve 7, at the moment, the second switch 11 on the third branch is closed, the refrigerant continues to flow through the first indoor heat exchanger 6 and the second expansion valve 5, at the moment, because the first expansion valve 4 is in the open state, the refrigerant is divided, one path of the refrigerant flows back to the air inlet of the compressor 1 after flowing through the first expansion valve 4 and the outdoor heat exchanger 3, and the other path of the refrigerant flows back to the air inlet of the compressor 1 after flowing through the third expansion valve 8, the second indoor heat exchanger 9 and the first switch 10.
In the above process, the refrigerant flows through the first indoor heat exchanger 6 to be heated, and flows through the second indoor heat exchanger 9 to be cooled, but the cooling condition of the second indoor heat exchanger 9 can be adjusted according to the opening degree of the first expansion valve 4, so that the condition that the demand of the cooling water at the second indoor heat exchanger 9 is high is met.
As shown in fig. 5, at this time, the first four-way valve 2 is in the first state as shown in the figure, the second four-way valve 7 is in the second state as shown in the figure, the first switch 10 is in the open state, the second switch 11 is in the closed state, the second expansion valve 5 is in the fully open state, the third expansion valve 8 adjusts the opening degree according to the superheat degree of the second indoor heat exchanger 9, and the first expansion valve 4 adjusts the opening degree according to the superheat degree of the outdoor heat exchanger 3, so that the condition that the demand for heating water at the first indoor heat exchanger 6 is high is satisfied. The specific refrigerant flow direction is as shown in fig. 5:
the refrigerant flows out from the air outlet of the compressor 1, because the first four-way valve 2 is in the first state and the second four-way valve 7 is in the second state, the refrigerant is divided, one refrigerant flows through the first four-way valve 2 and then enters the outdoor heat exchanger 3, then flows through the first expansion valve 4, the third heat exchanger 8, the second indoor heat exchanger 9 and the first switch 10 and then flows back to the air inlet of the compressor 1, and the other refrigerant flows through the second branch, the second four-way valve 7, the first indoor heat exchanger 6 and the second expansion valve 5 and then is converged with the first flow direction, and then flows through the third heat exchanger 8, the second indoor heat exchanger 9 and the first switch 10 and then flows back to the air inlet of the compressor 1.
In the process, the refrigerant flows through the first indoor heat exchanger 6 and the outdoor heat exchanger 3 to realize heating, then flows through the second indoor heat exchanger 9 to refrigerate after converging, and the condition that the demand of heating water at the first indoor heat exchanger 6 is high is met by adjusting the opening degrees of the first expansion valve 4 and the third expansion valve 8.
In the above, with reference to fig. 1 to 5, different water making modes in 5 that can be realized by the present invention are developed, and compared with a single water making mode in the prior art, the present invention can flexibly meet the requirements of different users.
In a preferred embodiment, a gas-liquid separator 12 is further provided between the second four-way valve 7 and the inlet of the compressor 1, and the first switch 10 is connected to the inlet of the compressor 1 via the gas-liquid separator 12. An oil separator 13 is further arranged between the air outlet of the compressor 1 and the second branch, and an oil return outlet of the oil separator 13 is connected with an air inlet of the compressor 1. Referring to fig. 6, the difference between fig. 6 and fig. 1 is that a fourth branch and a fifth branch are added, the air-conditioning and water-heating all-in-one machine further includes the fourth branch, one end of the fourth branch is connected between the oil separator 13 and the first four-way valve 2, the other end of the fourth branch is connected between the gas-liquid separator 12 and the second four-way valve 7, a third switch 14 is disposed on the fourth branch, the air-conditioning and water-heating all-in-one machine further includes the fifth branch, one end of the fifth branch is connected between the first expansion valve 4 and the first branch, the other end of the fifth branch is connected between the first switch 10 and the gas-liquid separator 12, and a fourth switch 15 is disposed on the fifth branch.
Through setting up vapour and liquid separator 12 and oil separator 13, make entire system more perfect, in addition, set up fourth branch road and third switch 14, can realize closing when normal operating to compressor 1, give the compressor pressure release when necessary, set up fifth branch road and fourth switch 15, close when normal operating, can cool down compressor 1 when necessary, avoid compressor 1 exhaust temperature too high and damage the part.
In another preferred embodiment, the first indoor heat exchanger 6 and the second indoor heat exchanger 9 are plate heat exchangers, the first expansion valve 4, the second expansion valve 5, and the third expansion valve 8 are electronic expansion valves, and the first switch 10 and the second switch 11 are solenoid valves.
It should be noted that the above-mentioned embodiments are only used for illustrating the principle of the present invention, and are not intended to limit the protection scope of the present invention, and those skilled in the art can modify the above-mentioned structure so that the present invention can be applied to more specific application scenarios without departing from the principle of the present invention.
For example, in an alternative embodiment, although the third branch and the second switch 11 are provided as an example in the description, it is obvious that the third branch and the second switch 11 may be omitted, and the air-conditioning and hot-water integration machine of the present invention may not realize the full hot water heating as shown in fig. 2, but this does not prevent the normal operation of other solutions of the present application, and the air-conditioning and hot-water integration machine of the present invention can still perform the functions of both cold water and hot water, which do not depart from the principle of the present invention, and thus all fall into the protection scope of the present invention.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the utility model, and the technical scheme after the changes or substitutions can fall into the protection scope of the utility model.
Claims (10)
1. An air conditioner and water heating integrated machine is characterized by comprising a compressor air outlet, a first four-way valve, an outdoor heat exchanger, a first expansion valve, a second expansion valve, a first indoor heat exchanger, a second four-way valve and a compressor air inlet which are connected in sequence;
the air conditioner further comprises a first branch, a third expansion valve, a second indoor heat exchanger and a first switch, wherein the third expansion valve is arranged on the first branch, one end of the first branch is connected between the first expansion valve and the second expansion valve, the other end of the first branch is connected with the second indoor heat exchanger, the second indoor heat exchanger is connected with the first switch, and the first switch is connected with the air inlet of the compressor;
the compressor further comprises a second branch, one end of the second branch is connected between the air outlet of the compressor and the first four-way valve, and the other end of the second branch is connected to the second four-way valve.
2. An air-conditioning and water-heating integrated machine according to claim 1, further comprising a third branch and a second switch, wherein one end of the third branch is connected between the first indoor heat exchanger and the second four-way valve, the other end of the third branch is connected between the second indoor heat exchanger and the first switch, and the second switch is arranged on the third branch.
3. An air conditioning and water heating all-in-one machine as claimed in claim 1, wherein a gas-liquid separator is further arranged between the second four-way valve and the compressor air inlet, and the first switch is connected with the compressor air inlet through the gas-liquid separator.
4. An air conditioning and water heating all-in-one machine as claimed in claim 3, wherein an oil separator is further arranged between the air outlet of the compressor and the second branch, and an oil return outlet of the oil separator is connected with the air inlet of the compressor.
5. An air-conditioning and water-heating all-in-one machine as claimed in claim 4, further comprising a fourth branch, wherein one end of the fourth branch is connected between the oil separator and the first four-way valve, the other end of the fourth branch is connected between the gas-liquid separator and the second four-way valve, and a third switch is arranged on the fourth branch.
6. An air conditioning and water heating all-in-one machine as claimed in claim 5, further comprising a fifth branch, wherein one end of the fifth branch is connected between the first expansion valve and the first branch, the other end of the fifth branch is connected between the first switch and the gas-liquid separator, and a fourth switch is arranged on the fifth branch.
7. An air-conditioning and water-heating all-in-one machine as claimed in claim 1, wherein a water inlet pipeline and a water outlet pipeline are respectively arranged on the first indoor heat exchanger and the second indoor heat exchanger.
8. An air conditioning and water heating all-in-one machine according to claim 1, wherein the first indoor heat exchanger and the second indoor heat exchanger are plate heat exchangers.
9. An air conditioning and water heating all-in-one machine according to claim 1, wherein the first expansion valve, the second expansion valve and the third expansion valve are electronic expansion valves.
10. An air conditioning and water heating all-in-one machine as claimed in claim 2, wherein the first switch and the second switch are electromagnetic valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121310696.XU CN215892606U (en) | 2021-06-11 | 2021-06-11 | Air conditioner and water heater integrated machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121310696.XU CN215892606U (en) | 2021-06-11 | 2021-06-11 | Air conditioner and water heater integrated machine |
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| CN215892606U true CN215892606U (en) | 2022-02-22 |
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| CN202121310696.XU Active CN215892606U (en) | 2021-06-11 | 2021-06-11 | Air conditioner and water heater integrated machine |
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- 2021-06-11 CN CN202121310696.XU patent/CN215892606U/en active Active
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