CN107655233A - Air conditioner system and air conditioner with same - Google Patents
Air conditioner system and air conditioner with same Download PDFInfo
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- CN107655233A CN107655233A CN201710672407.2A CN201710672407A CN107655233A CN 107655233 A CN107655233 A CN 107655233A CN 201710672407 A CN201710672407 A CN 201710672407A CN 107655233 A CN107655233 A CN 107655233A
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- Prior art keywords
- air
- heat exchanger
- conditioner system
- pipeline
- control valve
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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
- F25B13/00—Compression machines, plants or systems, with reversible cycle
-
- 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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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The invention provides an air conditioner system and an air conditioner with the same. The air conditioner system includes indoor heat exchanger, cross valve, compressor, the outdoor heat exchanger that is linked together, and the air conditioner system still includes: the refrigerant flows through the indoor heat exchanger and the outdoor heat exchanger sequentially through the four-way valve when the outdoor heat exchanger is defrosted, and then flows back into the compressor through the four-way valve. By adopting the technical scheme, the four-way valve can not be reversed in the defrosting mode, so that the air conditioner can continuously supply heat indoors, and meanwhile, the heat exchange part is adopted to heat the refrigerant in the pipeline, so that the air conditioner system is guaranteed to have enough energy to exchange heat, and the condition that the compressor is impacted by liquid due to insufficient heat exchange energy is prevented. The technical scheme effectively improves the reliability and the practicability of the air conditioner system.
Description
Technical field
The present invention relates to air conditioner technical field, in particular to a kind of air-conditioner system and has its air-conditioning
Device.
Background technology
In the prior art, heat pump air conditioner Defrost mode is mainly kind of refrigeration cycle defrosting and hot gas defrosting two ways.Wherein,
Kind of refrigeration cycle defrosting is that system is defrosted by heating cyclic switching to kind of refrigeration cycle by four-way valve, and hot gas defrosting is followed in heating
Increasing expansion valve flow under ring makes high temperature refrigerant be defrosted into condenser.Can not be to indoor progress during two ways defrosting
Heat supply, room temperature can be caused to decline, influence the comfortableness in room.Especially kind of refrigeration cycle Defrost mode, changed in room during defrosting
Hot device makees evaporator, can heat in absorption chamber, the process of four-way Vavle switching also holding time, cause room temperature to decline more.
Though in the absence of the risk from indoor heat absorption when hot gas defrost mode defrosts, expansion valve still suffers from Choking phenomenon after opening greatly, exports
Refrigerant temperature can substantially reduce, defrosting effect is undesirable, while cold medium flux is big, lacks evaporation side, exist compressor band liquid
The risk of operation.
The content of the invention
It is a primary object of the present invention to provide a kind of air-conditioner system and there is its air conditioner, to solve prior art
Middle air conditioner is indoor temperature during defrosting can decline the problem of.
To achieve these goals, according to an aspect of the invention, there is provided a kind of air-conditioner system, including it is connected
Indoor heat exchanger, four-way valve, compressor, outdoor heat exchanger, air-conditioner system also includes：Heat exchanging part, heat exchanging part are arranged at company
On logical pipeline between outdoor heat exchanger and indoor heat exchanger, and/or, heat exchanging part is arranged at connection outdoor heat exchanger and four-way valve
Between pipeline on, when being defrosted to outdoor heat exchanger, refrigerant flows through indoor heat exchanger, outdoor heat exchange through four-way valve successively
Device, then it is back to through four-way valve in compressor, wherein, heat exchanging part convection current refrigerant interior by the road is heated.
Further, air-conditioner system also includes：First control valve, the first control valve be arranged at connection outdoor heat exchanger with
On pipeline between indoor heat exchanger, the heat exchanging part of part is arranged at the pipeline between connection outdoor heat exchanger and the first control valve
On, the heat exchanging part of another part is arranged on the pipeline between connection outdoor heat exchanger and four-way valve.
Further, the first import of heat exchanging part is connected with the outlet of the first control valve, the first outlet of heat exchanging part with
The import of outdoor heat exchanger is connected, and the outlet of outdoor heat exchanger is connected with the second import of heat exchanging part, and the second of heat exchanging part
Outlet is selectively connected by four-way valve with the air entry of compressor or the exhaust outlet of compressor.
Further, air-conditioner system also includes：Second control valve, the second control valve be arranged at connection outdoor heat exchanger with
On pipeline between heat exchanging part.
Further, the first control valve is expansion valve, and/or the second control valve is two-port valve.
Further, air-conditioner system also includes：First bypass line, the first end of the first bypass line are connected to outdoor
On pipeline between the import of heat exchanger and the first outlet of heat exchanging part, the second end of the first bypass line is connected to heat exchanging part
On pipeline between first import and the outlet of the first control valve.
Further, air-conditioner system also includes：Second bypass line, the first end of the second bypass line are connected to outdoor
On pipeline between the outlet of heat exchanger and the second import of heat exchanging part, the second end of the second bypass line is connected to heat exchanging part
On pipeline between second outlet and four-way valve.
Further, air-conditioner system also includes：3rd control valve, the 3rd control valve are arranged on the first bypass line,
The import of 3rd control valve is connected with the import of outdoor heat exchanger, the outlet of the 3rd control valve and the outlet phase of the first control valve
Connection.
Further, air-conditioner system also includes：4th control valve, the 4th control valve are arranged on the second bypass line,
The import of 4th control valve is selectively connected with the exhaust outlet of compressor.
Further, air-conditioner system also includes：5th control valve, the 5th control valve are arranged at the first of connection heat exchanging part
On pipeline between import and the outlet of indoor heat exchanger, the import of the 5th control valve is connected with the outlet of indoor heat exchanger,
The outlet of 5th control valve is connected with the first import of heat exchanging part.
Further, air-conditioner system also includes：6th control valve, the 6th control valve are arranged at the second of connection heat exchanging part
On pipeline between outlet and four-way valve, the import of the 6th control valve is connected with the second outlet of heat exchanging part, the 6th control valve
Outlet be selectively connected by four-way valve with air entry or exhaust outlet.
Further, heat exchanging part includes：Exchanged heat body, and separate the first pipeline and second is provided with the body that exchanges heat
Pipeline, the import of the first pipeline are connected with the outlet of the first control valve, the outlet of the first pipeline and the import of outdoor heat exchanger
It is connected, the import of the second pipeline is connected with the outlet of outdoor heat exchanger, and the outlet of the second pipeline may be selected by four-way valve
Ground is connected with the air entry of compressor or the exhaust outlet of compressor.
Further, heat exchanging part also includes：Auxiliary heater, auxiliary heater are connected with heat exchange body, auxiliary heating
Device is used to heat to by the refrigerant in the first pipeline and/or the second pipeline.
Further, heat exchanging part also includes：Storage heater, the storage heater of part are disposed adjacent with compressor to collect compressor
Heat on housing, storage heater are used to heat to by the refrigerant in the first pipeline and/or the second pipeline.
According to another aspect of the present invention, there is provided a kind of air conditioner, including air-conditioner system, air-conditioner system are above-mentioned
Air-conditioner system.
Apply the technical scheme of the present invention, by setting heat exchanging part so that air-conditioner system is carried out to outdoor heat exchanger
During defrosting, heat exchanging part is used to heat the refrigerant in pipeline to improve the heat of refrigerant so that air-conditioner system is from heating
During pattern switching to defrosting mode, the four-way valve in air-conditioner system can be achieved with defrosting to outdoor heat exchanger without commutation
Operation, avoid in the prior art air-conditioner system from heating mode switch to defrosting mode when four-way valve need commutation to cause room
The problem of interior temperature reduces.Using the technical scheme, because four-way valve will not commutate in defrosting mode so that air conditioner
Can continue to indoor carry out heat supply so that indoor temperature does not decline in defrost mode.Use heat exchanging part simultaneously
Refrigerant in pipeline is heated, ensure that air-conditioner system has enough energy to be exchanged heat, it is therefore prevented that compressor because
Heat exchange energy is insufficient and causes the situation of liquid hammer.The technical scheme is effectively improved reliability and the practicality of the air-conditioner system
Property.
Brief description of the drawings
The Figure of description for forming the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 shows the structural representation of the embodiment of the air-conditioner system according to the present invention；
Fig. 2 shows the schematic flow sheet of the embodiment of air-conditioner system in a heating mode in Fig. 1；
Fig. 3 shows the schematic flow sheet of embodiment of the air-conditioner system under defrost pattern in Fig. 1；
Fig. 4 shows the schematic flow sheet of the embodiment of air-conditioner system in cooling mode in Fig. 1；
Fig. 5 shows the structural representation of another embodiment of the air-conditioner system according to the present invention；
Fig. 6 shows the schematic flow sheet of the embodiment of air-conditioner system in a heating mode in Fig. 5；
Fig. 7 shows the schematic flow sheet of embodiment of the air-conditioner system under defrost pattern in Fig. 5；
Fig. 8 shows the schematic flow sheet of the embodiment of air-conditioner system in cooling mode in Fig. 5.
Wherein, above-mentioned accompanying drawing marks including the following drawings：
10th, indoor heat exchanger；20th, four-way valve；30th, compressor；40th, outdoor heat exchanger；50th, heat exchanging part；
61st, the first control valve；62nd, the second control valve；63rd, the 3rd control valve；64th, the 4th control valve；65th, the 5th control
Valve；66th, the 6th control valve；
71st, the first bypass line；72nd, the second bypass line.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It should be noted that term used herein above is merely to describe embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
It should be noted that term " first ", " second " in the description and claims of this application and accompanying drawing etc.
It is for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that the art so used
Language can exchange in the appropriate case, so that presently filed embodiment described herein for example can be with except illustrating herein
Or the order beyond those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that
Cover it is non-exclusive include, for example, containing the process of series of steps or unit, method, system, product or equipment need not limit
In those steps or unit for clearly listing, but may include not list clearly or for these processes, method, production
The intrinsic other steps of product or equipment or unit.
For the ease of description, space relative terms can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.For example, if the device in accompanying drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top " and
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation), and
And respective explanations are made to the relative description in space used herein above.
Now, the illustrative embodiments according to the application are more fully described with reference to the accompanying drawings.However, these are exemplary
Embodiment can be implemented by many different forms, and should not be construed to be limited solely to embodiment party set forth herein
Formula.It should be appreciated that thesing embodiments are provided so that disclosure herein is thoroughly and complete, and these are shown
The design of example property embodiment is fully conveyed to those of ordinary skill in the art, in the accompanying drawings, for the sake of clarity, it is possible to expand
The big thickness of layer and region, and make identical device is presented with like reference characters, thus they are retouched by omitting
State.
With reference to shown in Fig. 1 to Fig. 8, according to an embodiment of the invention, there is provided a kind of air-conditioner system.
Specifically, the indoor heat exchanger 10, four-way valve 20, compressor 30, outdoor that the air-conditioner system includes being connected change
Hot device 40 and heat exchanging part 50.Heat exchanging part 50 is arranged on the pipeline between connection outdoor heat exchanger 40 and indoor heat exchanger 10, is changed
Hot portion 50 is also disposed on connecting on the pipeline between outdoor heat exchanger 40 and four-way valve 20, is defrosted to outdoor heat exchanger 40
When, refrigerant flows through indoor heat exchanger 10, outdoor heat exchanger 40 successively through four-way valve 20, is then back to compressor through four-way valve 20
In 30, wherein, the convection current of heat exchanging part 50 refrigerant interior by the road is heated.
In the present embodiment, heat exchanging part 50 can also be positioned only at heat exchanging part 50 be arranged at connection outdoor heat exchanger 40 with
On pipeline between indoor heat exchanger 10, or only by heat exchanging part 50 be also disposed on connecting outdoor heat exchanger 40 and four-way valve 20 it
Between pipeline on.Any set-up mode is either taken, by setting heat exchanging part so that air-conditioner system is to outdoor heat exchange
When device is defrosted, heat exchanging part is used to heat the refrigerant in pipeline to improve the heat of refrigerant so that air-conditioner system
When switching to defrosting mode from heating mode, the four-way valve in air-conditioner system can be achieved with entering outdoor heat exchanger without commutation
Row defrosting operation, avoid in the prior art air-conditioner system from heating mode switch to defrosting mode when four-way valve need to commutate
The problem of causing indoor temperature to reduce.Using the technical scheme, because four-way valve will not commutate in defrosting mode so that
Air conditioner can continue to indoor carry out heat supply so that indoor temperature does not decline in defrost mode.Use simultaneously
Heat exchanging part heats to the refrigerant in pipeline, ensure that air-conditioner system has enough energy to be exchanged heat, it is therefore prevented that pressure
Contracting machine because heat exchange energy deficiency and caused by liquid hammer situation.The technical scheme is effectively improved the reliability of the air-conditioner system
And practicality.
Specifically, as shown in Figures 1 to 4, air-conditioner system also includes the first control valve 61.First control valve 61 is arranged at
Connect on the pipeline between outdoor heat exchanger 40 and indoor heat exchanger 10, the heat exchanging part 50 of part is arranged at connection outdoor heat exchanger
40 and the first pipeline between control valve 61 on, the heat exchanging part 50 of another part is arranged at connection outdoor heat exchanger 40 and four-way valve
On pipeline between 20.Wherein, it is indoor set part at A in Fig. 1 and Fig. 5, is outdoor machine part at B, the first control valve 61 can
To be expansion valve, the flow that the refrigerant in pipe-line system can be adjusted by the aperture of variable expansion valve is so set, to carry
The defrosting effect of the high air conditioner.
Wherein, the first import of heat exchanging part 50 is connected with the outlet of the first control valve 61, the first outlet of heat exchanging part 50
Import with outdoor heat exchanger 40 is connected, and the outlet of outdoor heat exchanger 40 is connected with the second import of heat exchanging part 50, heat exchange
The second outlet in portion 50 is selectively connected by four-way valve 20 with the air entry of compressor 30 or the exhaust outlet of compressor 30.
The practicality and reliability of air-conditioner system can be effectively improved by so setting.
In order to further improve the practicality of air-conditioner system and reliability, the second control is also provided with pipe-line system
Valve 62 processed, specifically, the second control valve 62 are arranged on the pipeline between connection outdoor heat exchanger 40 and heat exchanging part 50.It is preferred that
Ground, the second control valve 62 can be two-port valves, and partial node again can be carried out by two-port valve to the inflow-rate of water turbine in pipeline by so setting
Stream debugging, further improve the defrosting effect of air-conditioner system.
As shown in Fig. 5 to Fig. 8, according to another embodiment of the application, air-conditioner system also includes the first bypass line
71 and second bypass line 72.The first end of first bypass line 71 is connected to import and the heat exchanging part 50 of outdoor heat exchanger 40
On pipeline between first outlet, the second end of the first bypass line 71 is connected to the first import and the first control of heat exchanging part 50
On pipeline between the outlet of valve 61.The first end of second bypass line 72 is connected to outlet and the heat exchanging part of outdoor heat exchanger 40
On pipeline between 50 the second import, the second end of the second bypass line 72 is connected to the second outlet and four-way of heat exchanging part 50
On pipeline between valve 20.So set again such that the air-conditioner system when being converted into defrosting mode from heating mode, four
Port valve can just complete the effect of defrosting operation without commutation.
In order to further improve the defrosting performance of air-conditioner system in the present embodiment, also set up in the air-conditioner system
3rd control valve 63, the 4th control valve 64, the 5th control valve 65 and the 6th control valve 66.Specifically, the 3rd control valve 63 is set
It is placed on the first bypass line 71, the import of the 3rd control valve 63 is connected with the import of outdoor heat exchanger 40, the 3rd control valve
63 outlet is connected with the outlet of the first control valve 61.4th control valve 64 is arranged on the second bypass line 72, the 4th control
Exhaust outlet of the import of valve 64 processed selectively with compressor 30 is connected.5th control valve 65 is arranged at connection heat exchanging part 50
On pipeline between first import and the outlet of indoor heat exchanger 10, the 5th import of control valve 65 and going out for indoor heat exchanger 10
Mouth is connected, and the outlet of the 5th control valve 65 is connected with the first import of heat exchanging part 50.6th control valve 66 is arranged at connection
On pipeline between the second outlet and four-way valve 20 of heat exchanging part 50, the import of the 6th control valve 66 goes out with the second of heat exchanging part 50
Mouth is connected, and the outlet of the 6th control valve 66 is selectively connected by four-way valve 20 with air entry or exhaust outlet.Preferably,
3rd control valve 63, the 4th control valve 64, the 5th control valve 65 and the 6th control valve 66 are check valve, and so setting to have
Improve the reliability of the air-conditioner system in effect ground.
Wherein, heat exchanging part 50 includes heat exchange body, and the first separate pipeline and the second pipe are provided with the body that exchanges heat
Road, the import of the first pipeline are connected with the outlet of the first control valve 61, the outlet of the first pipeline and entering for outdoor heat exchanger 40
Mouth is connected, and the import of the second pipeline is connected with the outlet of outdoor heat exchanger 40, and the outlet of the second pipeline passes through four-way valve 20
Selectively it is connected with the air entry of compressor 30 or the exhaust outlet of compressor 30.So set further to improve and change
The heat exchange efficiency in hot portion 50.
In order that the body that must exchange heat can have sufficient heat exchange heat, heat exchanging part 50 also includes auxiliary heater.Auxiliary
Heater is connected with heat exchange body, and auxiliary heater is used to heat to by the refrigerant in the first pipeline and/or the second pipeline.
In order to utilize heat caused by compressor operating well, storage heater can be set in heat exchanging part, pass through profit
While being effectively acted as to cooling compressor with the heat of storage heater collection compressor, heat energy is also effectively utilized, is dropped
The low power consumption of the air conditioner, add the practicality of the air-conditioner system.Specifically, heat exchanging part 50 also includes storage heater, portion
The storage heater divided is disposed adjacent with compressor 30 to collect the heat on the housing of compressor 30, and storage heater is used for by the first pipe
Refrigerant heating in road and the second pipeline.
Air-conditioner system in above-described embodiment can be also used for air-conditioner device technical field, i.e., according to the another of the present invention
On the one hand, there is provided a kind of air conditioner.The air conditioner includes air-conditioner system, and air-conditioner system is the air-conditioning in above-described embodiment
Device system.Specifically, the air-conditioner system includes indoor heat exchanger 10, four-way valve 20, compressor 30, the outdoor heat exchange being connected
Device 40 and heat exchanging part 50.Heat exchanging part 50 is arranged on the pipeline between connection outdoor heat exchanger 40 and indoor heat exchanger 10, heat exchange
Portion 50 is also disposed on connecting on the pipeline between outdoor heat exchanger 40 and four-way valve 20, is defrosted to outdoor heat exchanger 40
When, refrigerant flows through indoor heat exchanger 10, outdoor heat exchanger 40 successively through four-way valve 20, is then back to compressor through four-way valve 20
In 30, wherein, the convection current of heat exchanging part 50 refrigerant interior by the road is heated.
In the present embodiment, heat exchanging part 50 can also be positioned only at heat exchanging part 50 be arranged at connection outdoor heat exchanger 40 with
On pipeline between indoor heat exchanger 10, or only by heat exchanging part 50 be also disposed on connecting outdoor heat exchanger 40 and four-way valve 20 it
Between pipeline on.Any set-up mode is either taken, by setting heat exchanging part so that air-conditioner system is to outdoor heat exchange
When device is defrosted, heat exchanging part is used to heat the refrigerant in pipeline to improve the heat of refrigerant so that air-conditioner system
When switching to defrosting mode from heating mode, the four-way valve in air-conditioner system can be achieved with entering outdoor heat exchanger without commutation
Row defrosting operation, avoid in the prior art air-conditioner system from heating mode switch to defrosting mode when four-way valve need to commutate
The problem of causing indoor temperature to reduce.Using the technical scheme, because four-way valve will not commutate in defrosting mode so that
What air conditioner can continue is heated to indoor carry out heat supply, while using heat exchanging part to the refrigerant in pipeline, ensure that sky
Adjust device system to have enough energy to be exchanged heat, it is therefore prevented that compressor because heat exchange energy deficiency and caused by liquid hammer situation.Should
Technical scheme is effectively improved the dependable with function of the air-conditioner system.
Specifically, room temperature can not be caused to decline indoor carry out heat supply during existing heat pump air conditioner defrosting, influenceed
Room comfortableness.The air-conditioner system that the application provides can continue to indoor heating in defrosting process, and heat capacity does not wane
Subtract, while there is stronger defrosting ability, defrosting effect is much better than hot gas defrosting mode, and the suction superheat of compressor also has guarantor
Barrier, system operation reliability effectively improve.
As shown in figure 1, the cost input of air-conditioner system is few in the present embodiment, and control simple, technically easily realization.
The heaters such as PTC are provided with wherein in heat exchanging part, and are provided with two refrigerant bypass flow paths, the import of a connection two-port valve to four
Pipeline between port valve, the pipeline being exported between expansion valve import of another connection outdoor heat exchanger.The import of two-port valve
It is connected by connecting line with four-way valve, by way of heat exchanging part, outlet is connected by the import of connecting line and outdoor heat exchanger.Two
There is throttling action without throttling action when port valve is opened, during closing (closing has flow).The import of outdoor heat exchanger passes through connecting tube
Road is connected with two-way valve outlet, and outlet is connected by connecting line with expansion valve import, by way of heat exchanging part.The import of expansion valve is led to
The outlet for crossing connecting line and outdoor heat exchanger connects, and by way of heat exchanging part, outlet is entered by connecting line and indoor heat exchanger
Mouth connection.The import of indoor heat exchanger is connected by the outlet of connecting line and expansion valve, and outlet passes through connecting line and four-way
Valve connects.
Specifically, the suction of compressor, exhaust outlet are connected by connecting line with four-way valve.The import of two-port valve passes through connection
Pipeline is connected with four-way valve, and by way of heat exchanging part, outlet is connected by the import of connecting line and outdoor heat exchanger.Outdoor heat exchanger
Import be connected by connecting line with two-way valve outlet, outlet be connected by connecting line with expansion valve import, by way of heat exchange
Portion.The import of expansion valve is connected by the outlet of connecting line and outdoor heat exchanger, and outlet passes through connecting line and indoor heat exchange
The import connection of device.The import of indoor heat exchanger is connected by the outlet of connecting line and expansion valve, and outlet passes through connecting line
It is connected with four-way valve.
During heating operation, two-port valve is opened, and expansion valve plays throttling action, and heat exchanging part does not heat.The height of compressor discharge
Warm high pressure refrigerant gets in heat exchanger exothermic condensation by four-way valve and passes through expansion valve section into high pressure condensate liquid, high pressure condensate liquid
Stream decompression enters outdoor heat exchanger heat absorption and flashes to low area overheat refrigerant, and low area overheat refrigerant is inhaled by four-way valve into compressor
Gas port, complete once heating circulation.
During Defrost operation, expansion valve reaches maximum, and two-port valve, which is closed, plays throttling action, heat exchanging part heating.Compressor is arranged
The HTHP refrigerant gone out gets in heat exchanger exothermic condensation by four-way valve and passes through swollen into high pressure condensate liquid, high pressure condensate liquid
Swollen valve reducing pressure by regulating flow becomes middle pressure gas-liquid two-phase state, and middle pressure gas-liquid two-phase state refrigerant presses through hot refrigerant in becoming by heat exchanging part,
In press through hot refrigerant and become middle pressure gas-liquid two-phase state (or middle hydraulic fluid state) refrigerant into outdoor heat exchanger heat release defrosting, in calm the anger liquid
Two phases (or middle hydraulic fluid state) refrigerant becomes the phase of low-pressure gas-liquid two, the phase refrigerant of low-pressure gas-liquid two by two-port valve reducing pressure by regulating flow
Low area overheat refrigerant is become by heat exchanging part, low area overheat refrigerant enters compressor air suction mouth by four-way valve, and completion once removes
Frost circulation.
During refrigerating operaton, two-port valve is opened, and expansion valve plays throttling action, and heat exchanging part does not heat.The height of compressor discharge
Warm high pressure refrigerant passes through expansion valve section into outdoor heat exchanger exothermic condensation by four-way valve into high pressure condensate liquid, high pressure condensate liquid
Stream decompression gets in heat exchanger heat absorption and flashes to low area overheat refrigerant, and low area overheat refrigerant is inhaled by four-way valve into compressor
Gas port, complete a kind of refrigeration cycle.
In another embodiment as shown in Figure 5, the accumulation of heat module of storage heater is attached on the casing wall of compressor, passes through accumulation of heat
Heat caused by material savings compressor, inside is provided with the heaters such as PTC (settable to be also not provided with), for accumulation of heat deficiency
Shi Kaiqi additional heats, and be provided with two refrigerant flows, the import of a connection two-port valve to the pipeline between the 6th control valve,
The pipeline being exported between the 5th control of another connection outdoor heat exchanger.The import of two-port valve passes through connecting line and four-way
Valve connects, and by way of accumulation of heat module, centre string has the 6th control valve, and outlet is connected by the import of connecting line and outdoor heat exchanger
Connect.6th control valve circulating direction is two-port valve to four-way valve direction.The two of two-port valve, accumulation of heat module and the 6th control valve stream
End has the branch circuit parallel connection of the 4th control valve with string.4th control valve circulating direction is four-way valve to outdoor heat exchanger direction.It is outdoor
The import of heat exchanger is connected by connecting line with two-way valve outlet, and outlet is connected by connecting line with expansion valve import, way
Through accumulation of heat module, centre string has the 5th control.5th controls circulating direction as expansion valve to outdoor heat exchanger direction.Accumulation of heat module
There is the branch circuit parallel connection of the 3rd control valve with the both ends of the 5th control stream and string.3rd control valve circulating direction is outdoor heat exchanger
To expansion valve direction.The import of expansion valve is connected by connecting line with the 5th control and the 3rd control valve, and outlet passes through connection
The import connection of pipeline and indoor heat exchanger.The import of indoor heat exchanger is connected by the outlet of connecting line and expansion valve, is gone out
Mouth is connected by connecting line with four-way valve.
Specifically, the system includes compressor, four-way valve, outdoor heat exchanger, indoor heat exchanger, expansion valve, two-port valve, changed
The part such as hot portion, the 5th control, the 6th control valve, the 3rd control valve, the 4th control valve and connecting line.The accumulation of heat mould of heat exchanging part
Block is attached on the casing wall of compressor, puts aside heat caused by compressor by heat-storing material, inside is provided with the heating such as PTC dress
Put, for opening additional heat during accumulation of heat deficiency, and be provided with two refrigerant flows, the import of a connection two-port valve to the 6th control
Pipeline between valve processed, the pipeline being exported between the 5th control of another connection outdoor heat exchanger.
The suction and exhaust ports of compressor are connected by connecting line with four-way valve.The import of two-port valve passes through connecting line and four
Port valve connects, and by way of accumulation of heat module, centre string has the 6th control valve, and outlet is connected by the import of connecting line and outdoor heat exchanger
Connect.The both ends of two-port valve, accumulation of heat module and the 6th control valve stream have the branch circuit parallel connection of the 4th control valve with string.Outdoor heat exchanger
Import be connected by connecting line with two-way valve outlet, outlet be connected by connecting line with expansion valve import, by way of accumulation of heat
Module, centre string have the 5th control.The both ends of accumulation of heat module and the 5th control stream have the branch circuit parallel connection of the 3rd control valve with string.
The import of expansion valve is connected by connecting line with the 5th control and the 3rd control valve, and outlet passes through connecting line and indoor heat exchange
The import connection of device.The import of indoor heat exchanger is connected by the outlet of connecting line and expansion valve, and outlet passes through connecting line
It is connected with four-way valve.
During heating operation, two-port valve is opened, and expansion valve plays throttling action, and accumulation of heat inside modules heater is not turned on adding
Heat.The HTHP refrigerant of compressor discharge gets in heat exchanger exothermic condensation into high pressure condensate liquid, high pressure by four-way valve
Condensate liquid is entered accumulation of heat module by way of the 5th control and absorbed heat by expansion valve reducing pressure by regulating flow, is inhaled subsequently into outdoor heat exchanger
Thermal evaporation is absorbed heat into low area overheat refrigerant, low area overheat refrigerant into accumulation of heat module, then passes through four-way by way of the 6th control valve
Valve enters compressor air suction mouth, completes once heating circulation.
During Defrost operation, expansion valve reaches maximum, and two-port valve is closed and plays throttling action, accumulation of heat inside modules heater
Open heating (heater can be not turned on when frosting is lighter).The HTHP refrigerant of compressor discharge is entered by four-way valve
Indoor heat exchanger exothermic condensation becomes middle pressure gas-liquid two-phase into high pressure condensate liquid, high pressure condensate liquid by expansion valve reducing pressure by regulating flow
State, it is middle pressure gas-liquid two-phase state refrigerant by way of the 5th control enter accumulation of heat module heat absorption become in presses through hot refrigerant, in press through heat it is cold
Matchmaker enters outdoor heat exchanger heat release defrosting and becomes middle pressure gas-liquid two-phase state (or middle hydraulic fluid state) refrigerant, middle pressure gas-liquid two-phase state (or
Middle hydraulic fluid state) refrigerant becomes the phase of low-pressure gas-liquid two by two-port valve reducing pressure by regulating flow, and the phase refrigerant of low-pressure gas-liquid two enters accumulation of heat
Module is absorbed heat, and then enters compressor air suction mouth by four-way valve by way of the 6th control valve, completes once defrosting circulation.
During refrigerating operaton, two-port valve is opened, and expansion valve plays throttling action, and accumulation of heat inside modules heater is not turned on adding
Heat.The HTHP refrigerant of compressor discharge enters outdoor heat exchanger exothermic condensation into height by four-way valve by way of the 4th control valve
Press condensate liquid, high pressure condensate liquid by way of the 3rd control valve by expansion valve reducing pressure by regulating flow get in heat exchanger heat absorption flash to it is low
Hot refrigerant is pressed through, low area overheat refrigerant enters compressor air suction mouth by four-way valve, completes a kind of refrigeration cycle.
Than that described above, it is also necessary to which explanation is " one embodiment ", " another implementation spoken of in this manual
Example ", " embodiment " etc., refer to that the specific features, structure or the feature that combine embodiment description are included in the application summary
Property description at least one embodiment in.It is not necessarily to refer to same reality that statement of the same race, which occur, in multiple places in the description
Apply example.Furthermore, it is understood that when describing a specific features, structure or feature with reference to any embodiment, what is advocated is knot
Other embodiment is closed to realize that this feature, structure or feature are also fallen within the scope of the present invention.
In the above-described embodiments, the description to each embodiment all emphasizes particularly on different fields, and does not have the portion being described in detail in some embodiment
Point, it may refer to the associated description of other embodiment.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (15)
1. a kind of air-conditioner system, it is characterised in that including the indoor heat exchanger (10), four-way valve (20), compressor being connected
(30), outdoor heat exchanger (40), the air-conditioner system also include：
Heat exchanging part (50), the heat exchanging part (50) are arranged at the connection outdoor heat exchanger (40) and the indoor heat exchanger (10)
Between pipeline on, and/or, the heat exchanging part (50) is arranged at the connection outdoor heat exchanger (40) and the four-way valve (20)
Between pipeline on, when being defrosted to the outdoor heat exchanger (40), refrigerant flows through institute successively through the four-way valve (20)
Indoor heat exchanger (10), the outdoor heat exchanger (40) are stated, is then back to the compressor (30) through the four-way valve (20)
It is interior, wherein, the heat exchanging part (50) is heated to flowing through the refrigerant in the pipeline.
2. air-conditioner system according to claim 1, it is characterised in that the air-conditioner system also includes：
First control valve (61), first control valve (61) are arranged at the connection outdoor heat exchanger (40) and changed with the interior
On pipeline between hot device (10), the heat exchanging part (50) of part is arranged at the connection outdoor heat exchanger (40) and described the
On pipeline between one control valve (61), the heat exchanging part (50) of another part is arranged at the connection outdoor heat exchanger (40)
On pipeline between the four-way valve (20).
3. air-conditioner system according to claim 2, it is characterised in that the first import of the heat exchanging part (50) with it is described
The outlet of first control valve (61) is connected, the first outlet of the heat exchanging part (50) and the import of the outdoor heat exchanger (40)
It is connected, the outlet of the outdoor heat exchanger (40) is connected with the second import of the heat exchanging part (50), the heat exchanging part
(50) second outlet passes through the four-way valve (20) the selectively air entry with the compressor (30) or the compressor
(30) exhaust outlet is connected.
4. air-conditioner system according to claim 3, it is characterised in that the air-conditioner system also includes：
Second control valve (62), second control valve (62) are arranged at the connection outdoor heat exchanger (40) and heat exchanging part (50)
Between pipeline on.
5. air-conditioner system according to claim 4, it is characterised in that first control valve (61) is expansion valve, and/
Or second control valve (62) is two-port valve.
6. air-conditioner system according to claim 4, it is characterised in that the air-conditioner system also includes：
First bypass line (71), the first end of first bypass line (71) are connected to entering for the outdoor heat exchanger (40)
On pipeline between mouth and the first outlet of the heat exchanging part (50), the second end of first bypass line (71) is connected to institute
State on the pipeline between the first import of heat exchanging part (50) and the outlet of first control valve (61).
7. air-conditioner system according to claim 6, it is characterised in that the air-conditioner system also includes：
Second bypass line (72), the first end of second bypass line (72) are connected to going out for the outdoor heat exchanger (40)
On pipeline between mouth and the second import of the heat exchanging part (50), the second end of second bypass line (72) is connected to institute
State on the pipeline between the second outlet of heat exchanging part (50) and the four-way valve (20).
8. air-conditioner system according to claim 7, it is characterised in that the air-conditioner system also includes：
3rd control valve (63), the 3rd control valve (63) are arranged on first bypass line (71), the 3rd control
The import of valve (63) processed is connected with the import of the outdoor heat exchanger (40), the outlet of the 3rd control valve (63) with it is described
The outlet of first control valve (61) is connected.
9. air-conditioner system according to claim 7, it is characterised in that the air-conditioner system also includes：
4th control valve (64), the 4th control valve (64) are arranged on second bypass line (72), the 4th control
Exhaust outlet of the import of valve (64) processed selectively with the compressor (30) is connected.
10. air-conditioner system according to claim 7, it is characterised in that the air-conditioner system also includes：
5th control valve (65), the 5th control valve (65) be arranged at connect the first import of the heat exchanging part (50) with it is described
On pipeline between the outlet of indoor heat exchanger (10), import and the indoor heat exchanger (10) of the 5th control valve (65)
Outlet be connected, the outlet of the 5th control valve (65) is connected with the first import of the heat exchanging part (50).
11. air-conditioner system according to claim 7, it is characterised in that the air-conditioner system also includes：
6th control valve (66), the 6th control valve (66) be arranged at connect the second outlet of the heat exchanging part (50) with it is described
On pipeline between four-way valve (20), the import of the 6th control valve (66) is connected with the second outlet of the heat exchanging part (50)
It is logical, the outlet of the 6th control valve (66) by the four-way valve (20) selectively with the air entry or the exhaust outlet
It is connected.
12. air-conditioner system according to claim 2, it is characterised in that the heat exchanging part (50) includes：
Exchanged heat body, and separate the first pipeline and the second pipeline are provided with the heat exchange body, first pipeline
Import is connected with the outlet of first control valve (61), outlet and the outdoor heat exchanger (40) of first pipeline
Import is connected, and the import of second pipeline is connected with the outlet of the outdoor heat exchanger (40), second pipeline
Outlet passes through the four-way valve (20) the selectively exhaust with the air entry or the compressor (30) of the compressor (30)
Mouth is connected.
13. air-conditioner system according to claim 12, it is characterised in that the heat exchanging part (50) also includes：
Auxiliary heater, the auxiliary heater are connected with the heat exchange body, and the auxiliary heater is for being passed through institute
State the refrigerant heating in the first pipeline and/or second pipeline.
14. air-conditioner system according to claim 12, it is characterised in that the heat exchanging part (50) also includes：
Storage heater, the storage heater of part are disposed adjacent with the compressor (30) to collect on the compressor (30) housing
Heat, the storage heater is used to heat to by the refrigerant in first pipeline and/or second pipeline.
15. a kind of air conditioner, including air-conditioner system, it is characterised in that the air-conditioner system is to appoint in claim 1 to 14
Air-conditioner system described in one.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710672407.2A CN107655233B (en) | 2017-08-08 | 2017-08-08 | Air conditioner system and air conditioner with same |
| PCT/CN2018/088694 WO2019029233A1 (en) | 2017-08-08 | 2018-05-28 | Air conditioning system and air conditioner having the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710672407.2A CN107655233B (en) | 2017-08-08 | 2017-08-08 | Air conditioner system and air conditioner with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107655233A true CN107655233A (en) | 2018-02-02 |
| CN107655233B CN107655233B (en) | 2020-07-31 |
Family
ID=61128337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710672407.2A Active CN107655233B (en) | 2017-08-08 | 2017-08-08 | Air conditioner system and air conditioner with same |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107655233B (en) |
| WO (1) | WO2019029233A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692481A (en) * | 2018-06-20 | 2018-10-23 | 珠海格力电器股份有限公司 | Gas direct-drive anti-frosting air conditioning system |
| WO2019029233A1 (en) * | 2017-08-08 | 2019-02-14 | 格力电器（武汉）有限公司 | Air conditioning system and air conditioner having the same |
| CN109668219A (en) * | 2018-11-27 | 2019-04-23 | 珠海格力电器股份有限公司 | Condenser of outdoor unit of air conditioner, air conditioner and defrosting method |
| CN109945326A (en) * | 2019-04-16 | 2019-06-28 | 珠海格力电器股份有限公司 | Outdoor unit, heat exchange system, control method of heat exchange system and air conditioner |
| CN114440498A (en) * | 2021-12-26 | 2022-05-06 | 浙江银轮新能源热管理系统有限公司 | Heat Exchangers and Refrigeration Equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110657494B (en) * | 2019-11-04 | 2024-09-03 | 珠海格力电器股份有限公司 | Heat exchanger, indoor unit and air conditioner |
| CN112197570B (en) * | 2020-10-29 | 2023-08-25 | 张勇 | Composite heat pump drying system |
| CN113137709B (en) * | 2021-04-30 | 2023-05-26 | 青岛海尔空调电子有限公司 | Air conditioner and control method thereof |
| CN113531671A (en) * | 2021-07-13 | 2021-10-22 | 珠海格力电器股份有限公司 | Integrated outdoor unit and air conditioner |
| CN115711472B (en) * | 2022-11-28 | 2024-08-06 | 珠海格力电器股份有限公司 | Air conditioner control method and control device, air conditioner system and storage medium |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107655233B (en) | 2020-07-31 |
| WO2019029233A1 (en) | 2019-02-14 |
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