CN104976837B - Air conditioner - Google Patents
Air conditioner Download PDFInfo
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- CN104976837B CN104976837B CN201410146660.0A CN201410146660A CN104976837B CN 104976837 B CN104976837 B CN 104976837B CN 201410146660 A CN201410146660 A CN 201410146660A CN 104976837 B CN104976837 B CN 104976837B
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- interface
- control device
- heat exchanger
- valve
- air conditioner
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/02—Defrosting cycles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2347/00—Details for preventing or removing deposits or corrosion
- F25B2347/02—Details of defrosting cycles
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of air conditioner, including:Compressor, first control device, second control device, the 3rd control device, First Heat Exchanger, the second heat exchanger and the 3rd heat exchanger.The first interface of first control device is connected with exhaust outlet, 4th interface of first control device is connected with gas returning port, the first interface of second control device is connected with the second interface of first control device, and the second interface of the 3rd control device is connected with the 4th interface of second control device.The two ends of First Heat Exchanger are connected with the second interface of second control device and the first interface of the 3rd control device respectively.The first end of second heat exchanger is connected with the 3rd interface of second control device, and the second end of the second heat exchanger is connected by restricting element with the 3rd interface of the 3rd control device.Air conditioner according to embodiments of the present invention, effectively solves the problems, such as indoor heat exchanger condensation and anti-freeze, realizes indoor while keeping heating to outdoor heat exchanger defrost.
Description
Technical field
The present invention relates to refrigerating field, more particularly, to a kind of air conditioner.
Background technology
Refrigeration system containing internal-external machine in correlation technique, Defrost mode is typically by the way of four-way valve commutation, using pressure
The exhaust of contracting machine carries out hot gas defrosting.This Defrost mode can cause indoor heat exchanger to be in refrigerating state, and influence user uses
The impression of side.In addition, for machine outside big number frequency conversion when carrying out Smaller load refrigerating operaton, even if operating in low-limit frequency, its
Refrigeration is still powerful, so indoor set evaporating temperature can be caused too low so that condensation even anti-freeze, which occurs, in indoor set to be protected
Shield.
The content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.Therefore, the present invention
One purpose is to propose a kind of air conditioner, effectively solves under refrigeration mode, when outside environment temperature is low or outdoor unit is small negative
When lotus runs, indoor heat exchanger condensation and anti-freeze problem realize indoor while keeping heating to outdoor heat exchanger
Defrost.
Air conditioner according to embodiments of the present invention, including:Compressor, the compressor is provided with exhaust outlet and gas returning port;The
One control device, second control device and the 3rd control device, the first control device, second control device and the 3rd control
Device is equipped with first to fourth interface, the first interface and one of them in the second interface and the 3rd interface
Conducting, the 4th interface and another conducting, the first control device in the second interface and the 3rd interface
First interface be connected with the exhaust outlet, the 4th interface of the first control device is connected with the gas returning port, described
The first interface of two control devices is connected with the second interface of the first control device, and the second of the 3rd control device connects
Mouth is connected with the 4th interface of the second control device;First Heat Exchanger, the two ends of the First Heat Exchanger respectively with it is described
The second interface of second control device is connected with the first interface of the 3rd control device;Second heat exchanger, described second changes
The first end of hot device is connected with the 3rd interface of the second control device, and the second end of second heat exchanger passes through the member that throttles
Part is connected with the 3rd interface of the 3rd control device;3rd heat exchanger, the two ends of the 3rd heat exchanger respectively with it is described
3rd interface of first control device is connected with the 4th interface of the 3rd control device.
Air conditioner according to embodiments of the present invention, by being provided with First Heat Exchanger and the second heat exchanger in outdoor unit,
The 3rd heat exchanger is provided with indoor set, and by controlling leading for first control device, second control device and the 3rd control device
Understanding and considerate condition, realizes the work under air conditioner various modes.So as to by switching outdoor heat exchanger working condition or screen
Part outdoor heat exchanger is covered, is effectively solved under refrigeration mode, when outside environment temperature is low or when outdoor unit Smaller load is run,
Indoor heat exchanger condensation and anti-freeze problem.Meanwhile, it is capable to by switching outdoor heat exchanger working condition, realize indoor
To outdoor heat exchanger defrost while holding is heated.In addition in a heating mode, can with masked segment outdoor heat exchanger, with
Reach reduction pressure at expulsion, the effect of delivery temperature.
In addition, air conditioner according to the above embodiment of the present invention can also have technical characteristic additional as follows:
In some embodiments of the invention, the first control device is four-way valve.
In some embodiments of the invention, the second control device is four-way valve.
In some embodiments of the invention, the 3rd control device is four-way valve.
In some embodiments of the invention, the first control device, the second control device and the 3rd control
At least one in device processed is control assembly, and the control assembly includes:First to fourth pipeline, the of first pipeline
One end is connected to limit the first interface with the first end of the second pipe, the second end of the second pipe with it is described
The first end of 3rd pipeline is connected to limit the 3rd interface, the second end and the 4th pipeline of the 3rd pipeline
First end is connected to limit the 4th interface, and the second end of the 4th pipeline is connected with the second end of first pipeline
To limit the second interface;First to fourth on-off valve, first on-off valve is connected on first pipeline, described
Second on-off valve is connected on the second pipe, and the 3rd on-off valve is connected on the 3rd pipeline, the four-way
Disconnected valve is connected on the 4th pipeline.
Specifically, first to fourth on-off valve is respectively magnetic valve.
Alternatively, the restricting element is electric expansion valve, restricting orifice, capillary or heating power expansion valve.
In some examples of the present invention, the First Heat Exchanger is connected on second heat exchanger.
Alternatively, the First Heat Exchanger and second heat exchanger are plane attachment structure.
Alternatively, the First Heat Exchanger and second heat exchanger are stacking attachment structure.
Brief description of the drawings
Fig. 1 is the schematic diagram of the air conditioner according to invention one embodiment, wherein the first to the 3rd control device is four
Port valve;
Fig. 2 is according to the first control device in the air conditioner of another embodiment of the present invention, second control device and the
At least one in three control devices is formed as schematic diagram during control assembly.
Reference:
Air conditioner 100,
Compressor 1, exhaust outlet 10, gas returning port 11,
First control device 2, second control device 3, the 3rd control device 4, first interface D, second interface C, the 3rd connect
Mouthful E, the 4th interface S, the first pipeline 20, second pipe 21, the 3rd pipeline 22, the 4th pipeline 23,
First on-off valve 24, the second on-off valve 25, the 3rd on-off valve 26, the 4th on-off valve 27,
First Heat Exchanger 5, the second heat exchanger 6, the 3rd heat exchanger 7, restricting element 8
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or
Position relationship, is for only for ease of the description present invention and simplifies description, rather than indicate or imply that the device or element of meaning must
There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that two or more,
Unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally;Can be that machinery connects
Connect or electrically connect;Can be joined directly together, can also be indirectly connected to by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
Air conditioner 100 according to embodiments of the present invention is described below with reference to Fig. 1 and Fig. 2, the air conditioner 100 is air conditioner,
I.e. air conditioner 100 can carry out heating operation can carry out refrigerating operaton again.Air conditioner 100 includes the room being disposed in the interior in environment
Interior machine and the outdoor unit being disposed in the outdoor in environment.
As shown in figure 1, air conditioner 100 according to embodiments of the present invention, including:Compressor 1, first control device 2, second
Control device 3, the 3rd control device 4, First Heat Exchanger 5, the second heat exchanger 6 and the 3rd heat exchanger 7, wherein, compressor 1 is provided with
Exhaust outlet 10 and gas returning port 11, compressor 1 can use compressor of the prior art, operation principle and structure of compressor 1 etc.
It is prior art, is just not described in detail here.
First control device 2, the control device 4 of second control device 3 and the 3rd are equipped with first to fourth interface D-S, the
One interface D and one of conducting in second interface C and the 3rd interface E, the 4th interface S and second interface C and the 3rd interface E
In another conducting, the first interface D of first control device 2 is connected with exhaust outlet 10, the 4th interface of first control device 2
S is connected with gas returning port 11, and the first interface D of second control device 3 is connected with the second interface C of first control device 2, the 3rd control
The second interface C of device 4 processed connects with the 4th interface S-phase of second control device 3.
The two ends of First Heat Exchanger 5 respectively with the second interface C of second control device 3 and the 3rd control device 4 first
Interface D is connected.The first end of second heat exchanger 6 is connected with the 3rd interface E of second control device 3, and the second of the second heat exchanger 6
End is connected by restricting element 8 with the 3rd interface E of the 3rd control device 4.Alternatively, restricting element 8 is electric expansion valve, section
Discharge orifice plate, capillary or heating power expansion valve etc..In the specific example of the present invention, First Heat Exchanger 5 is connected to the second heat exchanger 6
On, formula before and after now the heat exchanger 6 of First Heat Exchanger 5 and second can be overall vertical type or be overall.Certainly the invention is not restricted to
This, the heat exchanger 6 of First Heat Exchanger 5 and second can be split type.That is, the heat exchanger 6 of First Heat Exchanger 5 and second can be with
It is plane attachment structure or stacking attachment structure.
The two ends of 3rd heat exchanger 7 respectively with the 3rd interface E of first control device 2 and the 3rd control device 4 the 4th
Interface S-phase connects.Need to illustrate, first control device 2, the control device 4 of second control device 3 and the 3rd are formed as
Any structure, if ensure one of conducting between first interface D and second interface C and the 3rd interface E, and the 4th interface
S and another conducting in second interface C and the 3rd interface E.
Wherein need to illustrate, the heat exchanger 6 of First Heat Exchanger 5 and second is disposed in the outdoor in machine, the 3rd heat exchange
Device 7 is disposed in the interior in machine, that is to say, that now the heat exchanger 6 of First Heat Exchanger 5 and second is outdoor heat exchanger, the 3rd
Heat exchanger 7 is indoor heat exchanger.The heat exchanger 6 of First Heat Exchanger 5 and second is disposed in the outdoor and the 3rd heat exchanger 7 is arranged on room
Interior air conditioner 100 has full load refrigeration mode, sub-load refrigeration mode A1, sub-load refrigeration mode A2, part negative
Lotus refrigeration mode B, common heating mode, high temperature heating mode, heating and defrosting pattern.
Full load refrigeration mode:First interface D and second interface the C conducting of first control device 2 and the 3rd interface E and the
Four interface S are turned on, the first interface D and second interface C of second control device 3 conducting and the 3rd interface E and the 4th interface S are led
It is logical, first interface D and second interface the C conducting and the 3rd interface E and the 4th interface S conductings of the 3rd control device 4.Now refrigerant
High temperature and high pressure gas discharge is compressed into by compressor 1, refrigerant is introduced into First Heat Exchanger 5 by first control device 2
The preliminary condensation of row, the refrigerant discharged from First Heat Exchanger 5 passes through the 3rd control device 4 and second control device 3 enters second
Condensed again in heat exchanger 6, the refrigerant discharged from the second heat exchanger 6 is low into low temperature by the reducing pressure by regulating flow of restricting element 8
Refrigerant is pressed, the refrigerant discharged from restricting element 8 is entered back into the 3rd heat exchanger 7 to be evaporated after heat exchange and filled by the first control
2 are put to be expelled back into compressor 1.In this mode, the heat exchanger 6 of First Heat Exchanger 5 and second is as condenser, the second heat exchanger
6 are used as evaporator.
Sub-load refrigeration mode A1:First interface D and second interface the C conducting of first control device 2 and the 3rd interface E
With the 4th interface S conductings, first interface D and the 3rd interface the E conducting of second control device 3 and second interface C and the 4th interface S
Conducting, first interface D and the 3rd interface the E conducting and second interface C and the 4th interface S conductings of the 3rd control device 4.It is now cold
Matchmaker is compressed into high temperature and high pressure gas discharge by compressor 1, and refrigerant is introduced into the second heat exchanger 6 by first control device 2
Condensed, the refrigerant discharged from the second heat exchanger 6 passes through the reducing pressure by regulating flow of restricting element 8 into low-temp low-pressure refrigerant.From throttling member
The refrigerant that part 8 is discharged passes sequentially through the 3rd control device 4, First Heat Exchanger 5, the control device 4 of second control device 3 and the 3rd again
After be drained into the 3rd heat exchanger 7, i.e., now from restricting element 8 discharge refrigerant in the heat exchanger 7 of First Heat Exchanger 5 and the 3rd
Heat exchange is evaporated, compressor 1 is eventually passed back to.
In this mode, the second heat exchanger 6 is condenser, and the heat exchanger 7 of First Heat Exchanger 5 and the 3rd is evaporator.For
The heat exchanger 6 of First Heat Exchanger 5 and second is in outdoor(Outdoor heat exchange is constructed equivalent to the heat exchanger 6 of First Heat Exchanger 5 and second
Device), the air conditioner 100 of the 3rd heat exchanger 7 indoors, above-mentioned refrigerant circulation process can by by a part outdoor heat exchanger
As evaporator, when efficiently solving the Smaller load of huge discharge frequency-changeable compressor 1 refrigeration, indoor refrigerating capacity is excessive to cause indoor set
Condensation, anti-freeze problem.
Sub-load refrigeration mode A2:First interface D and second interface the C conducting of first control device 2 and the 3rd interface E
With the 4th interface S conductings, first interface D and second interface the C conducting of second control device 3 and the 3rd interface E and the 4th interface S
Conducting, first interface D and the 3rd interface the E conducting and second interface C and the 4th interface S conductings of the 3rd control device 4.This kind of mould
The effect realized in formula is identical with sub-load refrigeration mode A2, and difference is that refrigerant is first passed through after the condensation of First Heat Exchanger 5, then is passed through
The reducing pressure by regulating flow of restricting element 8 is crossed, last refrigerant evaporates at the second heat exchanger 6 and the 3rd heat exchanger 7, i.e., in this kind of pattern,
First Heat Exchanger 5 is condenser, and the second heat exchanger 6 and the 3rd heat exchanger 7 are evaporator.Sub-load refrigeration mode A1, part
Load refrigeration mode A2 switching can switch the service condition using the heat exchanger 6 of First Heat Exchanger 5 and second, accomplish one for one
With.
Sub-load refrigeration mode B:First interface D and second interface the C conducting of first control device 2 and the 3rd interface E
With the 4th interface S conductings, first interface D and the 3rd interface the E conducting of second control device 3 and second interface C and the 4th interface S
Conducting, first interface D and second interface the C conducting and the 3rd interface E and the 4th interface S conductings of the 3rd control device 4.It is now cold
Matchmaker is compressed into high temperature and high pressure gas discharge by compressor 1, and refrigerant is discharged into after first control device 2 and second control device 3
Condensed into the second heat exchanger 6, from the second heat exchanger 6 discharge refrigerant after the reducing pressure by regulating flow of restricting element 8 by
3rd control device 4, which is drained into the 3rd heat exchanger 7, to be evaporated, and last refrigerant is expelled back into compressor 1.That is,
Equivalent to First Heat Exchanger 5 is shielded in the pattern, the second heat exchanger 6 is condenser, and the 3rd heat exchanger 7 is evaporator.
Therefore in this mode, for the heat exchanger 6 of First Heat Exchanger 5 and second in outdoor, the 3rd heat exchanger 7 indoors
Air conditioner 100, equivalent to the area for reducing outer side condenser, reduces condensation side heat exchange amount, correspondingly reduces evaporation side
Heat exchange amount.For the relatively low refrigeration of outside environment temperature, the effect for preventing that indoor refrigeration is too strong can also be played.
Common heating mode:First interface D and the 3rd interface the E conducting of first control device 2 and second interface C and the 4th
Interface S is turned on, first interface D and second interface the C conducting and the 3rd interface E and the 4th interface S conductings of second control device 3,
First interface D and second interface the C conducting and the 3rd interface E and the 4th interface S conductings of 3rd control device 4.Now from refrigerant
High temperature and high pressure gas discharge is compressed into by compressor 1, refrigerant is drained into the 3rd heat exchanger 7 by first control device 2 and carried out
Condensation, the refrigerant discharged from the 3rd heat exchanger 7 first passes through the reducing pressure by regulating flow of restricting element 8, the refrigerant discharged from restricting element 8 according to
It is secondary to flow through the second heat exchanger 6 and First Heat Exchanger 5 is evaporated heat exchange, eventually pass back in compressor 1.I.e. in this pattern, the 3rd
Heat exchanger 7 is condenser, and the heat exchanger 6 of First Heat Exchanger 5 and second is evaporator.
High temperature heating mode:First interface D and the 3rd interface the E conducting of first control device 2 and second interface C and the 4th
Interface S is turned on, first interface D and the 3rd interface the E conducting and second interface C and the 4th interface S conductings of second control device 3,
First interface D and second interface the C conducting and the 3rd interface E and the 4th interface S conductings of 3rd control device 4.Now refrigerant by
Compressor 1 is compressed into high temperature and high pressure gas discharge, and refrigerant is first drained into the 3rd heat exchanger 7 and condensed, from the 3rd heat exchanger 7
Being drained into after the reducing pressure by regulating flow of restricting element 8 in second heat exchanger 6 for discharge is evaporated, and is discharged from the second heat exchanger 6
Refrigerant returned to by first control device 2 in compressor 1.In other words, in this mode, equivalent to shielding First Heat Exchanger
5, the second heat exchanger 6 is evaporator, and the 3rd heat exchanger 7 is condenser.For the heat exchanger 6 of First Heat Exchanger 5 and second it is outdoor,
The air conditioner 100 of 3rd heat exchanger 7 indoors, equivalent to the area of evaporator is reduced, reduces evaporation side heat exchange amount, reduction
Back pressure, reduces pressure at expulsion accordingly, and when helping to prevent that high outside environment temperature from heating, air conditioner 100 is vented temperature
Degree, the situation of hypertonia.
Heating and defrosting pattern:For the heat exchanger 6 of First Heat Exchanger 5 and second in the outdoor, sky of the second heat exchanger 6 indoors
Device 100 is adjusted, if longtime running heating mode, more serious frosting occurs in outdoor heat exchanger, influences evaporation effect, so that
Indoor heating effect is had influence on, air conditioner 100 according to embodiments of the present invention can realize that indoor keeps heating under state,
Defrost is carried out respectively to outside heat exchanger.
First Heat Exchanger 5 is defrosted:The first interface D and the 3rd interface E of first control device 2 are turned on and second connects
Mouthful C and the 4th interface S conductings, first interface D and the 3rd interface the E conducting of second control device 3 and second interface C and the 4th connects
Mouth S conductings, first interface D and the 3rd interface the E conducting and second interface C and the 4th interface S conductings of the 3rd control device 4.This
When refrigerant by compressor 1 be compressed into high temperature and high pressure gas discharge, refrigerant be introduced into the 3rd heat exchanger 7 carry out condensation heat release
Afterwards, refrigerant is drained into First Heat Exchanger 5 again carries out condensing heat-exchange, that is to say, that now utilize close to the cold of indoor environment temperature
Matchmaker carries out defrost to First Heat Exchanger 5, and the refrigerant discharged from First Heat Exchanger 5 first passes through the reducing pressure by regulating flow heel row of restricting element 8
Enter into the second heat exchanger 6 and be evaporated, last refrigerant is expelled back into compressor 1.Now the 3rd heat exchanger 7 and First Heat Exchanger
5 be condenser, and the second heat exchanger 6 is evaporator.
Second heat exchanger 6 is defrosted:The first interface D and the 3rd interface E of first control device 2 are turned on and second connects
Mouthful C and the 4th interface S conductings, first interface D and second interface the C conducting of second control device 3 and the 3rd interface E and the 4th connects
Mouth S conductings, first interface D and the 3rd interface the E conducting and second interface C and the 4th interface S conductings of the 3rd control device 4.This
When refrigerant high temperature and high pressure gas discharge is compressed into by compressor 1, refrigerant first carries out condensation heat release in the 3rd heat exchanger 7, from the
The refrigerant of three heat exchangers 7 discharge is introduced into carries out condensing heat-exchange into the second heat exchanger 6, that is to say, that now utilize close interior
The refrigerant of environment temperature carries out defrost to the second heat exchanger 6.Then the refrigerant discharged from the second heat exchanger 6 enters restricting element
Reducing pressure by regulating flow is carried out in 8, the refrigerant discharged from restricting element 8 is entered to be evaporated in First Heat Exchanger 5, is finally changed from first
The refrigerant that hot device 5 is discharged is returned in compressor 1.Now the 3rd heat exchanger 7 and the second heat exchanger 6 are condenser, First Heat Exchanger 5
For evaporator.
Thus by above-mentioned two defrosting process, it is possible to while realizing indoor heat exchanger continuously heating, to room
The heat exchanger in outside carries out defrost.
That is, air conditioner 100 according to embodiments of the present invention, can be by controlling first control device 2, second to control
The conducting situation of the control device 4 of device 3 and the 3rd, controls the operational mode of air conditioner 100.
Air conditioner 100 according to embodiments of the present invention, by being provided with the heat exchanger of First Heat Exchanger 5 and second in outdoor unit
6, the 3rd heat exchanger 7 is provided with machine indoors, and by controlling first control device 2, the control of second control device 3 and the 3rd to fill
Put 4 conducting situation, realize the work under air conditioner various modes.So as to by switching outdoor heat exchanger work shape
State or masked segment outdoor heat exchanger, are effectively solved under refrigeration mode, when outside environment temperature is low or outdoor unit Smaller load
During operation, indoor heat exchanger condensation and anti-freeze problem.Meanwhile, it is capable to by switching outdoor heat exchanger working condition, it is real
To outdoor heat exchanger defrost while now indoor keeps heating.In addition in a heating mode, outside can be with masked segment room
Heat exchanger, to reach reduction pressure at expulsion, the effect of delivery temperature.
In some specific embodiments of the present invention, as shown in figure 1, first control device 2 is four-way valve, the second control dress
It is four-way valve and the 3rd control device 4 is four-way valve to put 3.Wherein the four-way valve can be the four-way valve such as electromagnetism four of arbitrary structures
Port valve.
As shown in Fig. 2 in other specific examples of the present invention, first control device 2, second control device 3 and the
At least one in three control devices 4 is control assembly, and control assembly includes:First pipeline 20, second pipe 21, the 3rd pipeline
22nd, the 4th pipeline 23, the first on-off valve 24, the second on-off valve 25, the 3rd on-off valve 26 and the 4th on-off valve 27.Alternatively,
One on-off valve 24, the second on-off valve 25, the 3rd on-off valve 26 and the 4th on-off valve 27 are respectively magnetic valve.
Specifically, the first end of the first pipeline 20 is connected with the first end of second pipe 21 to limit first interface D, the
Second end of two pipelines 21 is connected to limit the 3rd interface E, the second end of the 3rd pipeline 22 with the first end of the 3rd pipeline 22
It is connected to limit the 4th interface S with the first end of the 4th pipeline 23, the of the second end of the 4th pipeline 23 and the first pipeline 20
Two ends are connected to limit second interface C.First on-off valve 24 is connected on the first pipeline 20, and the second on-off valve 25 is connected on
On two pipelines 21, the 3rd on-off valve 26 is connected on the 3rd pipeline 22, and the 4th on-off valve 27 is connected on the 4th pipeline 23.Now
First on-off valve 24 and the 3rd on-off valve 26 are opened together with closing, and the second on-off valve 25 and same open of the 4th on-off valve 27 are closed together, when first
The on-off valve 26 of on-off valve 24 and the 3rd is opened, the second on-off valve 25 and during the closing of the 4th on-off valve 27, now first interface D and the
Two interface C are turned on, the 3rd interface E and the 4th interface S conductings.When the first on-off valve 24 and the 3rd on-off valve 26 are closed, second leads to
When the disconnected on-off valve 27 of valve 25 and the 4th is opened, now first interface D and the 3rd interface E conductings, second interface C and the 4th interface S
Conducting.
It is worth understanding, in some examples of invention, first control device 2, second control device 3 and the 3rd are controlled
At least one in device 4 is control assembly, now in first control device 2, the control device 4 of second control device 3 and the 3rd
Remaining is four-way valve.
, wherein it is desired to illustrate, the heat exchanger 6 of First Heat Exchanger 5 and second can also be located in indoor set, now
3rd heat exchanger 7 is located in outdoor unit, and wherein the flow path of refrigerant has been described in detail above-mentioned, here just not
It is described in detail.In this case can be by controlling the break-make of first control device 2, the control device 4 of second control device 3 and the 3rd
Situation controls the operational mode of air conditioner 100.
One of them certain that now can also be in the heat exchanger 6 of First Heat Exchanger 5 and second, the 3rd heat exchanger 7 are located at
Another in indoor set, the heat exchanger 6 of First Heat Exchanger 5 and second is located in outdoor unit, and the flow path of wherein refrigerant is equal
It is described in detail, is just not described in detail here above-mentioned.In this case can be by controlling first control device 2,
The break-make situation of two control devices 3 and the 3rd control device 4 controls the operational mode of air conditioner 100.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature
It is that the first and second features are directly contacted, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of
Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be
One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described
Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office
Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area
Art personnel can be tied the not be the same as Example or the feature of example and non-be the same as Example or example described in this specification
Close and combine.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (10)
1. a kind of air conditioner, it is characterised in that including:
Compressor, the compressor is provided with exhaust outlet and gas returning port;
First control device, second control device and the 3rd control device, the first control device, second control device and
Three control devices are equipped with its in first to fourth interface, the first interface and the second interface and the 3rd interface
In a conducting, another conducting in the 4th interface and the second interface and the 3rd interface, first control
The first interface of device processed is connected with the exhaust outlet, and the 4th interface of the first control device is connected with the gas returning port,
The first interface of the second control device is connected with the second interface of the first control device, the 3rd control device
Second interface is connected with the 4th interface of the second control device;
First Heat Exchanger, the two ends of the First Heat Exchanger respectively with the second interface of the second control device and the described 3rd
The first interface of control device is connected;
Second heat exchanger, the first end of second heat exchanger is connected with the 3rd interface of the second control device, and described
Second end of two heat exchangers is connected by restricting element with the 3rd interface of the 3rd control device;
3rd heat exchanger, the two ends of the 3rd heat exchanger respectively with the 3rd interface of the first control device and the described 3rd
4th interface of control device is connected.
2. air conditioner according to claim 1, it is characterised in that the first control device is four-way valve.
3. air conditioner according to claim 1, it is characterised in that the second control device is four-way valve.
4. air conditioner according to claim 1, it is characterised in that the 3rd control device is four-way valve.
5. air conditioner according to claim 1, it is characterised in that the first control device, the second control device
It is control assembly with least one in the 3rd control device, the control assembly includes:
First to fourth pipeline, the first end of first pipeline is connected described to limit with the first end of the second pipe
First interface, the second end of the second pipe is connected to limit the 3rd interface with the first end of the 3rd pipeline,
Second end of the 3rd pipeline is connected to limit the 4th interface, the 4th pipe with the first end of the 4th pipeline
Second end in road is connected to limit the second interface with the second end of first pipeline;
First to fourth on-off valve, first on-off valve is connected on first pipeline, and second on-off valve is connected on
On the second pipe, the 3rd on-off valve is connected on the 3rd pipeline, and the 4th on-off valve is connected on described
On four pipelines.
6. air conditioner according to claim 5, it is characterised in that first to fourth on-off valve is respectively magnetic valve.
7. air conditioner according to claim 1, it is characterised in that the restricting element be electric expansion valve, restricting orifice,
Capillary or heating power expansion valve.
8. air conditioner according to claim 1, it is characterised in that the First Heat Exchanger is connected to second heat exchanger
On.
9. air conditioner according to claim 8, it is characterised in that the First Heat Exchanger and second heat exchanger are flat
Plane connection structure.
10. air conditioner according to claim 8, it is characterised in that the First Heat Exchanger is with second heat exchanger
It is laminated attachment structure.
Priority Applications (1)
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CN201410146660.0A CN104976837B (en) | 2014-04-11 | 2014-04-11 | Air conditioner |
Applications Claiming Priority (1)
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CN201410146660.0A CN104976837B (en) | 2014-04-11 | 2014-04-11 | Air conditioner |
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CN104976837A CN104976837A (en) | 2015-10-14 |
CN104976837B true CN104976837B (en) | 2017-07-28 |
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CN201410146660.0A Active CN104976837B (en) | 2014-04-11 | 2014-04-11 | Air conditioner |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107763876A (en) * | 2017-10-31 | 2018-03-06 | 广东美的暖通设备有限公司 | Multiple on-line system |
CN113834140B (en) * | 2021-08-31 | 2023-03-31 | 青岛海尔空调电子有限公司 | Control method and system of air conditioner |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101280979A (en) * | 2008-05-26 | 2008-10-08 | 刘雄 | Air conditioner heat pump device |
CN201508079U (en) * | 2009-09-28 | 2010-06-16 | 叶新艺 | Air conditioner with hot water apparatus |
CN203454295U (en) * | 2013-08-01 | 2014-02-26 | 广东美的暖通设备有限公司 | Air conditioning system |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1197710B1 (en) * | 2000-10-13 | 2006-09-27 | Eaton-Williams Group Limited | Heat pump equipment |
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2014
- 2014-04-11 CN CN201410146660.0A patent/CN104976837B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101280979A (en) * | 2008-05-26 | 2008-10-08 | 刘雄 | Air conditioner heat pump device |
CN201508079U (en) * | 2009-09-28 | 2010-06-16 | 叶新艺 | Air conditioner with hot water apparatus |
CN203454295U (en) * | 2013-08-01 | 2014-02-26 | 广东美的暖通设备有限公司 | Air conditioning system |
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