CN206387149U - A kind of air-conditioning system and air conditioner - Google Patents
A kind of air-conditioning system and air conditioner Download PDFInfo
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- CN206387149U CN206387149U CN201621307562.1U CN201621307562U CN206387149U CN 206387149 U CN206387149 U CN 206387149U CN 201621307562 U CN201621307562 U CN 201621307562U CN 206387149 U CN206387149 U CN 206387149U
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- refrigerant
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Abstract
The utility model discloses a kind of air-conditioning system and air conditioner, the system of air conditioner is included in the second refrigerant stream that the first refrigerant flow path for being provided with the first electronic valve is connected between indoor heat exchanger and electronic throttle part and outdoor supplementary heat exchanger is provided with, first electronic valve is connected to air conditioning control device, the control device is used to control first electronic valve, and controls the refrigerant flow path of refrigerant flow direction first and/or second refrigerant stream to complete the cyclic process of air conditioner according to air conditioning operating mode.The utility model is in air-conditioning heating, the cyclic process of air conditioner is completed using outdoor supplementary heat exchanger stream, further cooling is carried out to refrigerant using the outdoor environment of lower temperature to be subcooled, improve degree of supercooling, so as to improve overall heating effect and heating efficiency, and the cyclic process of air conditioner is completed using refrigerant bypass flow path in air conditioner refrigerating, it is ensured that and refrigeration, so as to improve user experience energy-saving while.
Description
Technical field
The utility model is related to airconditioning control field, more particularly to an air-conditioning system and air conditioner.
Background technology
The one's work of air-conditioning is refrigeration, and the air-conditioning heating reversely realized according to refrigeration principle and using four-way valve is imitated
Really.When air-conditioning is being heated in winter, indoor heat exchanger is in high pressure, and outdoor heat exchanger is in low pressure, the refrigerant of HTHP
After heat exchanger heat exchange indoors, throttle into low-pressure gas-liquid two-phase via choke valve and enter outdoor heat exchanger, from outdoor environment
Heat is absorbed to be evaporated.Although the air-conditioning system of prior art can be heated, the initial design of air-conditioning is with work of freezing
Condition is what standard was designed, and folding determines that the overall refrigeration performance of air conditioner is better than heating performance.Particularly outdoor temp
When spending relatively low, the heating performance of air conditioner can further decline, if frosting is serious, in addition it is also necessary to timing defrost, be even more serious
It has impact on heating performance.Analyzed from refrigeration principle, condensation effect is better in heat exchanger indoors for the refrigerant of HTHP,
Degree of supercooling is bigger, and it is better into evaporation effect during outdoor heat exchanger after throttling, and is more conducive to heating.To reach the mesh
, the conventional method of prior art has following several:Increase indoor heat exchanger, the indoor air quantity of increase or increase outdoor heat exchange
Device, but there is the substantially drawback such as increase cost and the bad control of noise in this several method.
Utility model content
The utility model provides a kind of air-conditioning system and air conditioner, solves the problems, such as techniques discussed above.
The technical scheme that the utility model solves above-mentioned technical problem is as follows:
According to one side of the present utility model, there is provided a kind of air-conditioning system, including compressor, indoor heat exchanger, electricity
Sub- throttle part, outdoor heat exchanger and four-way valve and connect composition refrigerant flow, the indoor heat exchanger and electronic throttle part
Between be connected with the first refrigerant flow path and second refrigerant stream, first refrigerant flow path is provided with the first electronic valve
Door, the second refrigerant stream is provided with outdoor supplementary heat exchanger, and first electronic valve is connected to air conditioning control device,
The control device is used to control first electronic valve, and controls refrigerant flow direction first to freeze according to air conditioning operating mode
Agent stream and/or second refrigerant stream complete the cyclic process of air conditioner.
The beneficial effects of the utility model are:Using air-conditioning system of the present utility model, in air conditioner refrigerating, refrigerant is not
Outdoor supplementary heat exchanger can be flowed through, therefore ensure that the refrigeration of air-conditioning.And in air-conditioning heating, cooled down through indoor heat exchanger
Refrigerant after supercooling first flows through the outdoor supplementary heat exchanger, using outside lower temperature outdoor environment to refrigeration
Agent carries out further cooling supercooling, improves and outdoor unit heat exchanger heat absorption evaporation is entered back into after degree of supercooling, so as to improve overall heat
Effect and heating efficiency, improve user experience while energy-saving.
On the basis of above-mentioned technical proposal, the utility model can also do following improvement.
Further, the control device controls the aperture of first electronic valve, for controlling the first cold-producing medium stream
The refrigerant flow that road is flowed into, and the refrigerant flow that control second refrigerant stream is flowed into, using the outdoor auxiliary heat-exchanging
The first refrigerant flow path where second refrigerant stream and first electronic valve where device is followed with completion refrigerant altogether
Ring process.
Further, the air-conditioning system also includes the second electronic valve, and first electronic valve is disposed in the outdoor
In second refrigerant stream where supplementary heat exchanger, the control device controls the first electronic valve aperture and described the
Two electronic valve apertures, using the second refrigerant stream where the outdoor supplementary heat exchanger and the second electronic valve and described
The first refrigerant flow path where first electronic valve completes refrigerant circulating process altogether together.
Further, the control device controls the aperture of first electronic valve, when the aperture of the first electronic valve
When maximum, for controlling the refrigerant flow path of refrigerant flow direction first, refrigerant circulating process is completed using the first refrigerant flow path;
Or, when the aperture of the first electronic valve is minimum, for controlling refrigerant flow direction second refrigerant stream, using the second refrigeration
Agent stream completes refrigerant circulating process.
Further, the air-conditioning system also includes the second electronic valve, and first electronic valve is disposed in the outdoor
In second refrigerant stream where supplementary heat exchanger, the control device controls the second electronic valve aperture maximum and institute
The first electronic valve aperture minimum is stated, completing refrigerant using the second refrigerant stream where the outdoor supplementary heat exchanger follows
Ring process;Or, when the control device controls the second electronic valve aperture minimum and the first electronic valve aperture
Maximum, refrigerant circulating process is completed using the first refrigerant flow path.
Further, the electronic throttle part is capillary, electric expansion valve or heating power expansion valve.
In order to solve technical problem of the present utility model, a kind of air conditioner is additionally provided, including described be used to improve sky
Modulate the air-conditioning system of thermal effect.
The advantage of the additional aspect of the utility model will be set forth in part in the description, partly by from following description
In become obvious, or by the utility model practice recognize.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.
Fig. 1 is the schematic diagram of the utility model air-conditioning system embodiment one.
Fig. 2 is the schematic diagram of the utility model air-conditioning system embodiment two.
The structural representation for the air conditioner that Fig. 3 provides for the utility model embodiment.
Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.
Drawing reference numeral explanation:
Embodiment
It should be appreciated that specific embodiment described herein is not used to limit this only to explain the utility model
Utility model.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the present utility model, rather than all
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of the utility model protection.
It is to be appreciated that institute is directional in the utility model embodiment indicates (such as up, down, left, right, before and after ...)
Relative position relation, motion conditions for being only used for explaining under a certain particular pose (as shown in drawings) between each part etc., such as
When really the particular pose changes, then directionality indicates also correspondingly therewith to change.
In addition, the description for being related to " first ", " second " etc. in the utility model is only used for describing purpose, without being understood that
To indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ",
At least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the technical side between each embodiment
Case can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical scheme
It will be understood that the combination of this technical scheme is not present when appearance is conflicting or can not realize, also not in the utility model requirement
Protection domain within.
As shown in figure 1, the utility model discloses a kind of air-conditioning system, including compressor 1, indoor heat exchanger 2, electronics section
Stream unit 3, outdoor heat exchanger 4 and four-way valve 5 and connect composition refrigerant flow, the indoor heat exchanger 2 and electronic throttle part 3
Between be connected with the first refrigerant flow path 6 and second refrigerant stream 7, first refrigerant flow path 6 is provided with the first electronics
Valve 8, the second refrigerant stream 7 is provided with outdoor supplementary heat exchanger 9, and first electronic valve 8 is connected to air-conditioning control
Device (not shown) processed, the control device is used to control first electronic valve 8, and according to air conditioning operating mode control
The first refrigerant flow path of refrigerant flow direction 6 and/or second refrigerant stream 7 processed complete the cyclic process of air conditioner.Such as work as sky
When allocating and transporting row mode for heating mode, refrigerant circulation is completed using the second refrigerant stream 7 where outdoor supplementary heat exchanger 9
Process;Or, using the where the first refrigerant flow path 6 and outdoor supplementary heat exchanger 9 where first electronic valve 8
Two refrigerant flow paths 7 complete refrigerant circulating process jointly.When air conditioning operating mode is refrigeration mode, using the described first electricity
The first refrigerant flow path 6 where sub- valve 8 completes refrigerant circulating process.Below by way of specific embodiment to this practicality
The new control system for being used to improve air-conditioning heating effect is described in detail.
Air-conditioning system of the present utility model is specifically used, in air conditioner refrigerating, refrigerant does not flow through outdoor auxiliary
Heat exchanger 9, therefore ensure that the refrigeration of air-conditioning.And in air-conditioning heating, the refrigeration after cooling down supercooling through indoor heat exchanger 2
Agent first flows through the outdoor supplementary heat exchanger 9, and the outdoor environment using the lower temperature of outside enters traveling one to refrigerant
Step cooling supercooling, improves and outdoor unit heat exchanger heat absorption evaporation is entered back into after degree of supercooling, so as to improve overall heating effect and heat
Efficiency, improves user experience while energy-saving.
As shown in figure 1, the utility model embodiment provides a kind of air-conditioning system, embodiment one:The control device control
The aperture of first electronic valve 8, for the refrigerant flow for controlling the first refrigerant flow path 6 to flow into, and controls second to make
The refrigerant flow that refrigerant line 7 is flowed into, using the second refrigerant stream 7 where the outdoor supplementary heat exchanger 9 and described
The first refrigerant flow path 6 where first electronic valve 8 completes refrigerant circulating process altogether together.In the present embodiment, in the first system
The first electronic valve 8 is provided with refrigerant line 6, and passes through the aperture of control device the first electronic valve 8 of control.When air-conditioning fortune
When row mode is heating mode, control device controls the aperture of the first electronic valve 8 to realize after the cooling supercooling of indoor heat exchanger 2
The refriger-ant section second refrigerant stream 7 that flows into or all flow into where the outdoor supplementary heat exchanger 9, utilize outdoor
The outdoor environment of the lower temperature of side carries out further cooling to refrigerant and is subcooled, general air conditioner, by indoor heat exchange
Afterwards, outlet temperature is probably at 30 degree or so, and after the outdoor supplementary heat exchanger 9 of the present embodiment, temperature can further drop
It is low to 25 degree, it is even lower, then enter back into outdoor unit heat exchanger heat absorption evaporation, overall heating effect and effect heated so as to improve
Rate.And when air conditioning operating mode is refrigeration mode, control device controls the aperture of the first electronic valve 8 maximum, now air-conditioning
The high temperature and high pressure gas discharged in compressor 1, cool down into outdoor heat exchanger 4 and condense, and refrigerant is in cooling condensation process, pressure
Power is constant, temperature reduction, converts cryogenic high pressure liquid by high temperature and high pressure gas, then be converted into low temperature and low pressure liquid through throttling arrangement
Directly get in heat exchanger 2 through the first refrigerant flow path 6 afterwards to evaporate and return to compressor 1, complete refrigerant circulating process,
Now refrigerant will not be circulated in outdoor supplementary heat exchanger 9, so as to ensure that refrigeration, control method is simple and controls
Efficiency high processed.
As shown in Fig. 2 the utility model embodiment provides a kind of air-conditioning system, embodiment two:It is described also to include second
Electronic valve 10, first electronic valve 8 is disposed in the outdoor in the second refrigerant stream 7 at the place of supplementary heat exchanger 9, described
Control device controls the aperture of the first electronic valve 8 and the aperture of the second electronic valve 10, is changed using the outdoor auxiliary
The first refrigerant where second refrigerant stream 7 and first electronic valve 8 where hot 9 and second electronic valve of device 10
Stream 6 is same to complete refrigerant circulating process altogether.In the present embodiment, the first electronic valve is provided with the first refrigerant flow path 6
8, it is provided with the second electronic valve 10 in second refrigerant stream 7, and the first electronic valve 8 and the are controlled by control device
The aperture of two electronic valves 10.When air conditioning operating mode is heating mode, control device controls second electronic valve 10
Refrigerant after aperture is maximum and the aperture Minimal Realization of the first electronic valve 8 cools down supercooling through indoor heat exchanger 2 all flows
Enter the second refrigerant stream 7 where the outdoor supplementary heat exchanger 9, using outside lower temperature outdoor environment to system
Cryogen carries out further cooling supercooling, general air conditioner, after indoor heat exchange, outlet temperature probably at 30 degree or so,
And after the outdoor supplementary heat exchanger 9 of the present embodiment, temperature can be further decreased to 25 degree, even lower, then enter again
Enter outdoor unit heat exchanger heat absorption evaporation, so as to improve overall heating effect and heating efficiency.And when air conditioning operating mode is refrigeration
During pattern, control device controls the aperture of the first electronic valve 8 maximum and the second electric valve of control aperture is minimum, now air-conditioning
The high temperature and high pressure gas discharged in compressor 1, cool down into outdoor heat exchanger 4 and condense, and refrigerant is in cooling condensation process, pressure
Power is constant, temperature reduction, converts cryogenic high pressure liquid by high temperature and high pressure gas, then be converted into low temperature and low pressure liquid through throttling arrangement
Directly get in heat exchanger 2 through the first refrigerant flow path 6 afterwards to evaporate and return to compressor 1, complete refrigerant circulating process, this
When refrigerant will not be circulated in outdoor supplementary heat exchanger 9, so as to ensure that refrigeration, control method is simple and control
Efficiency high.
As shown in figure 1, the utility model embodiment provides a kind of air-conditioning system, embodiment three:The control device control
The aperture of first electronic valve 8, when the aperture of the first electronic valve 8 is maximum, for controlling refrigerant flow direction first to make
Refrigerant line 6, refrigerant circulating process is completed using the first refrigerant flow path 6;Or, when the first electronic valve 8 aperture most
Hour, for controlling refrigerant flow direction second refrigerant stream 7, refrigerant circulating process is completed using second refrigerant stream 7.
In the present embodiment, the first electronic valve 8 is provided with the first refrigerant flow path 6, and the first electronics is controlled by control device
The aperture of valve 8.When air conditioning operating mode is heating mode, control device controls the aperture of the first electronic valve 8 minimum real
The second refrigerant that refrigerant after now cooling down supercooling through indoor heat exchanger 2 is all flowed into where the outdoor supplementary heat exchanger 9
Stream 7, carries out further cooling to refrigerant using the outdoor environment of the lower temperature of outside and is subcooled, general air conditioner,
After indoor heat exchange, outlet temperature is probably at 30 degree or so, and after the outdoor supplementary heat exchanger 9 of the present embodiment, temperature
Degree can be further decreased to 25 degree, even lower, outdoor unit heat exchanger heat absorption evaporation then be entered back into, so as to improve overall system
Thermal effect and heating efficiency.And when air conditioning operating mode is refrigeration mode, control device controls the aperture of the first electronic valve 8
Maximum, the high temperature and high pressure gas now discharged in compressor of air conditioner 1 are cooled down into outdoor heat exchanger 4 and condensed, refrigerant is in cooling
In condensation process, pressure is constant, temperature reduction, converts cryogenic high pressure liquid by high temperature and high pressure gas, then convert through throttling arrangement
Evaporate directly to get in heat exchanger 2 through the first refrigerant flow path 6 after low temperature and low pressure liquid and return to compressor 1, complete system
Refrigerant cycle process, now refrigerant will not be circulated in outdoor supplementary heat exchanger 9, so as to ensure that refrigeration, be controlled
Method processed is simple and control efficiency is high.
As shown in Fig. 2 the utility model embodiment provides a kind of air-conditioning system, example IV:It is described also to include second
Electronic valve 10, first electronic valve 8 is disposed in the outdoor in the second refrigerant stream 7 at the place of supplementary heat exchanger 9, described
Control device controls the aperture of the second electronic valve 10 maximum and the aperture of the first electronic valve 8 is minimum, using the room
Second refrigerant stream 7 where outer supplementary heat exchanger 9 completes refrigerant circulating process;Or, when control device control
The aperture of second electronic valve 10 is minimum and the aperture of the first electronic valve 8 is maximum, is completed using the first refrigerant flow path 6
Refrigerant circulating process.In the present embodiment, the first electronic valve 8 is provided with the first refrigerant flow path 6, in second refrigerant
It is provided with the second electronic valve 10 in stream 7, and the first electronic valve 8 and the second electronic valve 10 is controlled by control device
Aperture.When air conditioning operating mode is heating mode, control device controls the aperture of the second electronic valve 10 maximum and described
Refrigerant after the aperture Minimal Realization of first electronic valve 8 cools down supercooling through indoor heat exchanger 2 all flows into the outdoor auxiliary
Second refrigerant stream 7 where heat exchanger 9, is carried out further using the outdoor environment of the lower temperature of outside to refrigerant
Cooling supercooling, general air conditioner, after indoor heat exchange, outlet temperature passes through the present embodiment probably at 30 degree or so
Outdoor supplementary heat exchanger 9 after, temperature can be further decreased to 25 degree, even lower, then enter back into outdoor unit heat exchanger
Heat absorption evaporation, so as to improve overall heating effect and heating efficiency.And when air conditioning operating mode is refrigeration mode, control device
Control the aperture of the first electronic valve 8 maximum and the second electric valve of control aperture is minimum, now discharged in compressor of air conditioner 1
High temperature and high pressure gas, cool down into outdoor heat exchanger 4 and condense, and refrigerant is in cooling condensation process, and pressure is constant, temperature drop
It is low, cryogenic high pressure liquid is converted by high temperature and high pressure gas, then directly through first after being converted into low temperature and low pressure liquid through throttling arrangement
Refrigerant flow path 6 gets in heat exchanger 2 and evaporates and return to compressor 1, completes refrigerant circulating process, now refrigerant will not
Circulated in outdoor supplementary heat exchanger 9, so as to ensure that refrigeration, control method is simple and control efficiency is high.
Specifically, the electronic throttle part 3 is capillary, electric expansion valve or heating power expansion valve.Capillary or
Electric expansion valve or heating power expansion valve have good throttling action, wherein, the aperture of electric expansion valve and heating power expansion valve
Degree of supercooling that can be as needed is controlled, and the production cost of capillary is low, assemble simple and convenient.It should be understood that of the present utility model
Electronic throttle part 3 is not limited solely to capillary, electric expansion valve or heating power expansion valve, and other can realize the throttling of throttling
Part is within protection domain of the present utility model.
In order to solve technical problem of the present utility model, as shown in figure 3, a kind of air conditioner is additionally provided, including it is described
Air-conditioning system for improving air-conditioning heating effect.
Claims (7)
1. a kind of air-conditioning system, it is characterised in that including compressor, indoor heat exchanger, electronic throttle part, outdoor heat exchanger and
Four-way valve and connection constitutes refrigerant flow, it is characterised in that the is connected between the indoor heat exchanger and electronic throttle part
One refrigerant flow path and second refrigerant stream, first refrigerant flow path are provided with the first electronic valve, second system
Refrigerant line is provided with outdoor supplementary heat exchanger, and first electronic valve is connected to air conditioning control device, the control device
For controlling first electronic valve, and according to air conditioning operating mode control the refrigerant flow path of refrigerant flow direction first and/or
Second refrigerant stream completes the cyclic process of air conditioner.
2. air-conditioning system according to claim 1, it is characterised in that the control device controls first electronic valve
Aperture, for the refrigerant flow for controlling the first refrigerant flow path to flow into, and the refrigeration that control second refrigerant stream is flowed into
Agent flux, using first where the second refrigerant stream where the outdoor supplementary heat exchanger and first electronic valve
Refrigerant flow path is same to complete refrigerant circulating process altogether.
3. air-conditioning system according to claim 2, it is characterised in that the air-conditioning system also includes the second electronic valve
Door, second electronic valve is disposed in the outdoor in the second refrigerant stream where supplementary heat exchanger, the control device control
The first electronic valve aperture and the second electronic valve aperture are made, using the outdoor supplementary heat exchanger and the second electronics
The first refrigerant flow path where second refrigerant stream and first electronic valve where valve completes refrigerant altogether together
Cyclic process.
4. air-conditioning system according to claim 1, it is characterised in that the control device controls first electronic valve
Aperture, when the aperture of the first electronic valve is maximum, for controlling the refrigerant flow path of refrigerant flow direction first, using the first system
Refrigerant line completes refrigerant circulating process;Or, when the aperture of the first electronic valve is minimum, for controlling refrigerant flow direction
Second refrigerant stream, refrigerant circulating process is completed using second refrigerant stream.
5. air-conditioning system according to claim 4, it is characterised in that the air-conditioning system also includes the second electronic valve
Door, second electronic valve is disposed in the outdoor in the second refrigerant stream where supplementary heat exchanger, the control device control
Make the second electronic valve aperture is maximum and the first electronic valve aperture is minimum, using the outdoor supplementary heat exchanger institute
Second refrigerant stream complete refrigerant circulating process;Or, when the control device controls second electronic valve
Aperture is minimum and the first electronic valve aperture is maximum, and refrigerant circulating process is completed using the first refrigerant flow path.
6. air-conditioning system according to claim 1, it is characterised in that the electronic throttle part is capillary, electronics is swollen
Swollen valve or heating power expansion valve.
7. a kind of air conditioner, it is characterised in that including any described air-conditioning system of claim 1~6.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621307562.1U CN206387149U (en) | 2016-11-30 | 2016-11-30 | A kind of air-conditioning system and air conditioner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621307562.1U CN206387149U (en) | 2016-11-30 | 2016-11-30 | A kind of air-conditioning system and air conditioner |
Publications (1)
Publication Number | Publication Date |
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CN206387149U true CN206387149U (en) | 2017-08-08 |
Family
ID=59487779
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201621307562.1U Active CN206387149U (en) | 2016-11-30 | 2016-11-30 | A kind of air-conditioning system and air conditioner |
Country Status (1)
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CN (1) | CN206387149U (en) |
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2016
- 2016-11-30 CN CN201621307562.1U patent/CN206387149U/en active Active
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