CN209042809U - Heat pump system and air conditioner - Google Patents
Heat pump system and air conditioner Download PDFInfo
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- CN209042809U CN209042809U CN201821352617.XU CN201821352617U CN209042809U CN 209042809 U CN209042809 U CN 209042809U CN 201821352617 U CN201821352617 U CN 201821352617U CN 209042809 U CN209042809 U CN 209042809U
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Abstract
The utility model discloses a kind of heat pump system and air conditioner, wherein heat pump system includes: compressor assembly；Outdoor heat exchange structure；Indoor heat exchange structure；And accumulation of heat control loop；Compressor assembly is sequentially communicated the first outdoor interface, second Room external tapping, the first indoor interface and second Room inner joint to form refrigerant circulation circuit；Accumulation of heat control loop has the first accumulation of heat interface and the second accumulation of heat interface, the first accumulation of heat orifice second Room external tapping and the first indoor interface, compressor assembly and the second Room inner joint described in the second accumulation of heat orifice；For heat pump system in defrosting, refrigerant, through outdoor heat exchange structure and accumulation of heat control loop, and flows back into compressor assembly by compressor assembly；And refrigerant by compressor assembly through indoor heat exchange structure and accumulation of heat control loop, and flow back into compressor assembly.The heat pump system of technical solutions of the utility model can also heat interior during defrosting, realize that defrosting function is not shut down in heating.
Description
Technical field
The utility model relates to air-conditioning technical field, in particular to the sky of a kind of heat pump system and the application heat pump system
Adjust device.
Background technique
In a heating mode, refrigerant absorbs heat from outside by outdoor heat exchanger to heat pump system, then through over-voltage
Contracting machine improves pressure and temperature, and the heat of outside is discharged to interior and achievees the effect that heating.But in winter, outdoor temperature is got over
Low, refrigerant in outdoor heat exchanger needs the temperature lower than outdoor air, this will since it is desired that absorb the heat of outdoor air
Cause outdoor heat exchanger can frosting in a heating mode, needed after frosting defrost to guarantee that system can safely and effectively be run.
Existing heat pump system needs to absorb heat from indoor, causes room temperature to reduce, indoor unit is not during defrosting
It can normally heat, and when outdoor unit restores heating mode again, need a period of time to switch and start compressor and gradually add
Hot coolant system, to reduce operational energy efficiency.
Utility model content
The main purpose of the utility model is to provide a kind of heat pump system, it is intended to heat pump system be allowed to guarantee interior
In the case that machine normally heats, defrosting is not shut down in realization, improves operational energy efficiency.
To achieve the above object, the utility model proposes heat pump system, the heat pump system includes:
Compressor assembly；
Outdoor heat exchange structure, the outdoor heat exchange structure have the first outdoor interface and second Room external tapping；
Indoor heat exchange structure, the interior heat exchange structure have the first indoor interface and second Room inner joint；
The compressor assembly is sequentially communicated the first outdoor interface, second Room external tapping, the first indoor interface and second
Indoor interface is to form refrigerant circulation circuit；And
Accumulation of heat control loop, the accumulation of heat control loop have the first accumulation of heat interface and the second accumulation of heat interface, described first
Accumulation of heat orifice second Room external tapping and the first indoor interface, compressor assembly and institute described in the second accumulation of heat orifice
State second Room inner joint；
The heat pump system defrosting when, refrigerant by compressor assembly through outdoor heat exchange structure and accumulation of heat control loop, and
Flow back into compressor assembly；And refrigerant by compressor assembly through indoor heat exchange structure and accumulation of heat control loop, and flow back into compression
Thermomechanical components.
Optionally, the accumulation of heat control loop includes sequentially connected regenerative apparatus and accumulation of heat control valve, the accumulation of heat control
Valve processed is located at the side that the accumulation of heat control loop closes on the first accumulation of heat interface, controls the regenerative apparatus and stores by first
Hot interface is connected to the second Room external tapping and the first indoor interface.
Optionally, the heat pump system includes the first pipeline, the second pipeline and third pipeline；
One end of first pipeline is connected to the second Room external tapping, the indoor interface of other end connection described first, institute
The first accumulation of heat orifice is stated in first pipeline, and be located at the second Room external tapping and the first indoor interface it
Between；
One end of second pipeline is connected to the compressor assembly, and the other end is connected to the second Room inner joint, described
Second pipeline described in second accumulation of heat orifice, and between the compressor assembly and second Room inner joint；
One end of the third pipeline is connected to the compressor assembly, and the other end is connected to the second Room inner joint；
In defrosting, refrigerant is controlled by compressor assembly through outdoor heat exchange structure, the first pipeline, accumulation of heat the heat pump system
Circuit and the second pipeline flow back into compressor assembly；And refrigerant by compressor assembly through third pipeline, indoor heat exchange structure, first
Pipeline, accumulation of heat control loop and the second pipeline flow back into compressor assembly.
Optionally, the compressor assembly includes:
Compressor, the compressor have exhaust outlet and liquid return hole；
First four-way valve, first four-way valve are respectively communicated with the exhaust outlet, the first outdoor interface, the second pipeline and institute
Liquid return hole is stated, and controls the outdoor interface of the exhaust outlet connection described first, and liquid return hole described in second pipeline connection；Or
It controls the exhaust outlet and is connected to second pipeline, and liquid return hole described in the described first outdoor orifice；And
Second four-way valve, second four-way valve is respectively communicated with the exhaust outlet, third pipeline and the liquid return hole, and controls
It makes the exhaust outlet and is connected to the third pipeline, or the control liquid return hole is connected to the third pipeline.
Optionally, the indoor heat exchange structure includes heat-exchanging component in the first indoor heat-exchanging component and second Room；
Second piping connection is in one end of the described first indoor heat-exchanging component；
The third piping connection is in one end of heat-exchanging component in the second Room；
The other end of heat-exchanging component is all connected to first pipeline in described first indoor heat-exchanging component and second Room.
Optionally, the refrigerant pipeline further includes the 4th pipeline, the second pipeline and third described in the 4th piping connection
Pipeline, and the 4th pipeline in the connecting pin of second pipeline be located at the second accumulation of heat interface and second Room inner joint it
Between；
4th pipeline is equipped with the first control valve.
Optionally, the first check valve, first check valve and first control valve are additionally provided on the 4th pipeline
Parallel connection, and along the second pipeline to third pipeline direction one-way conduction.
Optionally, the second control valve is additionally provided on second pipeline, the 4th control valve is located at second accumulation of heat
Between interface and the connecting pin of the 4th pipeline.
Optionally, second pipeline is additionally provided with second one-way valve, and the second one-way valve and the 4th control valve are simultaneously
Connection is arranged, and the connection extreme direction one-way conduction of the 4th pipeline is interfaced to along the second accumulation of heat.
The utility model also proposes that a kind of air conditioner, the conditioner include heat pump system；
The heat pump system includes:
Compressor assembly；
Outdoor heat exchange structure, the outdoor heat exchange structure have the first outdoor interface and second Room external tapping；
Indoor heat exchange structure, the interior heat exchange structure have the first indoor interface and second Room inner joint；
The compressor assembly is sequentially communicated the first outdoor interface, second Room external tapping, the first indoor interface and second
Indoor interface is to form refrigerant circulation circuit；And
Accumulation of heat control loop, the accumulation of heat control loop have the first accumulation of heat interface and the second accumulation of heat interface, described first
Accumulation of heat orifice second Room external tapping and the first indoor interface, compressor assembly and institute described in the second accumulation of heat orifice
State second Room inner joint；
The heat pump system defrosting when, refrigerant by compressor assembly through outdoor heat exchange structure and accumulation of heat control loop, and
Flow back into compressor assembly；And refrigerant by compressor assembly through indoor heat exchange structure and accumulation of heat control loop, and flow back into compression
Thermomechanical components.
When the heat pump system of technical solutions of the utility model is defrosted, refrigerant be discharged by compressor assembly after respectively through extremely
Few two refrigerant circulation circuits are back to compressor assembly, and at least two refrigerant circulation circuits are respectively as follows: refrigerant by compressor assembly for this
Successively compressor assembly is back to through indoor heat exchange structure and accumulation of heat control loop；Refrigerant is successively changed through outdoor by compressor assembly
Heat structure and accumulation of heat control loop are back to compressor assembly.In above-mentioned two refrigerant circulation circuits, refrigerant is by compressor assembly
Indoor heat exchange structure, and the heat release at indoor heat exchange structure are flowed through, to heat up to indoor environment, refrigerant is further flowed through
Accumulation of heat control loop, and absorb heat in the accumulation of heat control loop, then it is back to compressor assembly；At the same time, refrigerant is by pressing
Contracting thermomechanical components flow through outdoor heat exchange structure, and the heat release at outdoor heat exchange structure, defrost so as to exchange heat structure, cold
Matchmaker further flows through accumulation of heat control loop, and absorbs heat in the accumulation of heat control loop, is then back to compressor assembly.The accumulation of heat
Control loop has the function of accumulation of heat and heat exchanger, so that the heat pump system can also defrost while heating, mentions
High system operational energy efficiency and heating comfort level.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of the utility model heat pump system；
Fig. 2 is the flow circuit diagram of heat pump system defrosting process in Fig. 1；
Fig. 3 is that refrigeration mode refrigerant flows to schematic diagram in the structure of one embodiment of the utility model heat pump system；
Fig. 4 is that heating mode refrigerant flows to schematic diagram in the structure of one embodiment of the utility model heat pump system；
Fig. 5 is that defrosting mode refrigerant flows to schematic diagram in the structure of one embodiment of the utility model heat pump system.
Drawing reference numeral explanation:
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute in the utility model embodiment
It is only used for explaining in relative positional relationship, the motion conditions etc. under a certain particular pose (as shown in the picture) between each component, such as
When the fruit particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and cannot understand
For its relative importance of indication or suggestion or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ",
The feature of " second " can explicitly or implicitly include at least one of the features.In addition, the technical side between each embodiment
Case can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution
Conflicting or cannot achieve when occur will be understood that the combination of this technical solution is not present, also not in the requires of the utility model
Protection scope within.
Referring to Fig. 1, the utility model proposes a kind of heat pump systems 100.
In the utility model embodiment, heat pump system 100 includes:
Compressor assembly 11；
Outdoor heat exchange structure 13, outdoor heat exchange structure 13 have the first outdoor interface 131 and second Room external tapping 133；
Indoor heat exchange structure 31, indoor heat exchange structure 31 have the first indoor interface 311 and second Room inner joint 313；
Compressor assembly 11 be sequentially communicated the indoor interface 311 of the first outdoor interface 131, second Room external tapping 133, first with
And second Room inner joint 313 is to form refrigerant circulation circuit；And
Accumulation of heat control loop 20, accumulation of heat control loop 20 have the first accumulation of heat interface 21 and the second accumulation of heat interface 23, first
Accumulation of heat interface 21 is connected to second Room external tapping 133 and the first indoor interface 311, and the second accumulation of heat interface 23 is connected to compressor assembly 11
With second Room inner joint 313；
For heat pump system 100 in defrosting, refrigerant is by compressor assembly 11 through outdoor heat exchange structure 13 and accumulation of heat control loop
20, and flow back into compressor assembly 11；And refrigerant by compressor assembly 11 through indoor heat exchange structure 31 and accumulation of heat control loop 20,
And flow back into compressor assembly 11.
For the heat pump system 100 in normal refrigeration, refrigerant is by compressor assembly 11 successively through outdoor heat exchange structure 13 and room
Interior heat exchange structure 31, and be back to compressor assembly 11, should during, refrigerant is in 13 heat release of outdoor heat exchange structure, and in interior
It absorbs heat at heat exchange structure 31, to cool down to indoor environment.
For the heat pump system 100 in normal heating, refrigerant is by compressor assembly 11 successively through indoor heat exchange structure 31 and room
Outer heat exchange structure 13, and it is back to compressor assembly 11, the process is with upper process of refrigerastion on the contrary, refrigerant is in indoor heat exchange structure 31
Heat release, and absorb heat at outdoor heat exchange structure 13, to heat up to indoor environment.
Referring to fig. 2, control the heat pump system 100 defrosted when, refrigerant by compressor assembly 11 be discharged after pass through respectively
At least two refrigerant circulation circuits are back to compressor assembly 11, and at least two refrigerant circulation circuits are respectively as follows: refrigerant by compressor for this
Component 11 is successively back to compressor assembly 11 through indoor heat exchange structure 31 and accumulation of heat control loop 20；Refrigerant is by compressor assembly
11 are successively back to compressor assembly 11 through outdoor heat exchange structure 13 and accumulation of heat control loop 20.Above-mentioned two refrigerant circulation circuits
In, refrigerant flows through indoor heat exchange structure 31, and the heat release at indoor heat exchange structure 31 by compressor assembly 11, thus to indoor ring
Border is heated up, and refrigerant further flows through accumulation of heat control loop 20, and absorbs heat in the accumulation of heat control loop 20, is then back to
Compressor assembly 11；At the same time, refrigerant flows through outdoor heat exchange structure 13 by compressor assembly 11, and in outdoor heat exchange structure 31
Locate heat release, so as to defrost to outdoor heat exchange structure 31, refrigerant further flows through accumulation of heat control loop 20, and in the storage
It absorbs heat in thermal control circuit 20, is then back to compressor assembly 11.The accumulation of heat control loop 20 has accumulation of heat and heat exchanger
Effect improves system operational energy efficiency and heating is comfortable so that the heat pump system 100 can also defrost while heating
Degree.
With further reference to Fig. 1, accumulation of heat control loop 20 includes sequentially connected regenerative apparatus 25 and accumulation of heat control valve 27, is stored
Heat control valve (HCV) 27 is located at the side that accumulation of heat control loop 20 closes on the first accumulation of heat interface 21, and control regenerative apparatus 25 is stored by first
Hot interface 21 is connected to second Room external tapping 133 and the first indoor interface 311.
Heat pump system 100 in technical solutions of the utility model controls the accumulation of heat control valve 27 for when being heated
One accumulation of heat interface 21 is connected to regenerative apparatus 25, and part refrigerant flows into interior through second Room inner joint 313 by compressor assembly 11
Heat exchange structure 31, another part refrigerant flow into regenerative apparatus 25, indoor heat exchange through the second accumulation of heat interface 23 by compressor assembly 11
The refrigerant that structure 31 is flowed out with regenerative apparatus 25 converges at the first accumulation of heat interface 21, flows into outdoor through second Room external tapping 133
Heat exchange structure 13 is then back to compressor assembly 11.When control heat pump system 100 is defrosted, accumulation of heat control is controlled
First accumulation of heat interface 21 is connected by valve 27 with regenerative apparatus 25, so that refrigerant is by compressor assembly 11 through indoor heat exchange structure
Regenerative apparatus 25 can be entered after 31 by the first accumulation of heat interface 21, and carry out heat exchange with the refrigerant stored in regenerative apparatus 25, it should
The refrigerant temperature stored in regenerative apparatus 25 in the process is higher, and enters via indoor heat exchange structure 31 cold in regenerative apparatus 25
Matchmaker's temperature is lower, absorbs heat at regenerative apparatus 25 via the refrigerant that indoor heat exchange structure 31 enters in regenerative apparatus 25, goes forward side by side one
Step is back to compressor assembly 11, circulation heating；Meanwhile refrigerant also can be by after outdoor heat exchange structure 13 by compressor assembly 11
First accumulation of heat interface 21 enters regenerative apparatus 25, and carries out heat exchange with the refrigerant stored in regenerative apparatus 25, should store in the process
The refrigerant temperature stored in thermal 25 is higher, and via outdoor heat exchange structure 13 enter regenerative apparatus 25 in refrigerant temperature compared with
It is low, it absorbs heat at regenerative apparatus 25 via the refrigerant that outdoor heat exchange structure 13 enters in regenerative apparatus 25, and be further back to
Compressor assembly 11, circulating defrosting.
It was being heated it is to be appreciated that the heat of the refrigerant stored in regenerative apparatus 25 can be by the heat pump system 100
Circulation obtains in journey, the refrigerant in the regenerative apparatus can also be transferred heat to by external other modes, so that accumulation of heat
Refrigerant thermal energy in device 25 is higher, to provide the heat-exchange power during defrosting.
With further reference to Fig. 1, heat pump system 100 includes refrigerant pipeline 50, and the refrigerant pipeline 50 is for being connected to heat pump system
100 each component, to form coolant loop.The refrigerant pipeline 50 includes the first pipeline 51, the second pipeline 52 and third pipeline 53；
One end of first pipeline 51 is connected to second Room external tapping 133, and the indoor interface 311 of other end connection first, first stores
Hot interface 21 is connected to the first pipeline 51, and is located between second Room external tapping 133 and the first indoor interface 311；
One end of second pipeline 52 is connected to compressor assembly 11, and the other end is connected to second Room inner joint 313, and the second accumulation of heat connects
Mouth 23 is connected to the second pipelines 52, and between compressor assembly 11 and second Room inner joint 313；
One end of third pipeline 53 is connected to compressor assembly 11, and the other end is connected to second Room inner joint 313；
For heat pump system 100 in defrosting, refrigerant is by compressor assembly 11 through outdoor heat exchange structure 13, the first pipeline 51, storage
Thermal control circuit 20 and the second pipeline 52 flow back into compressor assembly 11；And refrigerant by compressor assembly 11 through third pipeline 53,
Indoor heat exchange structure 31, the first pipeline 51, accumulation of heat control loop 20 and the second pipeline 52 flow back into compressor assembly 11.
Referring to fig. 2, in the utility model embodiment heat pump system 100 defrosting when, refrigerant by compressor assembly 11 successively
Compressor set is flow back into through outdoor heat exchange structure 13, the first pipeline 51, accumulation of heat control valve 27, regenerative apparatus 25 and the second pipeline 52
Part 11, defrosts；And refrigerant by compressor assembly 11 through third pipeline 53, indoor heat exchange structure 31, the first pipeline 51, accumulation of heat
Control valve 27, regenerative apparatus 25 and the second pipeline 52 flow back into compressor assembly 11, are heated.In the embodiment, the second pipe
The part that road 52 connects the second accumulation of heat interface 23 to compressor assembly 11 has both the circuit of the refrigerant return of two refrigerant circulation circuits.
It is to be appreciated that refrigerant pipeline 50 can also include more pipelines, so that above-mentioned refrigerant circulation circuit has
A variety of different implementations.
Further, referring to Fig. 3, compressor assembly 11 includes:
Compressor 111, compressor 111 have exhaust outlet 1111 and liquid return hole 1113；
First four-way valve 113, the first four-way valve 113 are respectively communicated with the outdoor interface 131, second of exhaust outlet 1111, first and manage
Road 52 and liquid return hole 1113, and the outdoor interface 131 of the connection of exhaust outlet 1,111 first is controlled, and the second pipeline 52 is connected to liquid return hole
1113；Or control exhaust outlet 1111 is connected to the second pipeline 52, and the first outdoor interface 131 is connected to liquid return hole 1113；And
Second four-way valve 115, the second four-way valve 115 are respectively communicated with exhaust outlet 1111, third pipeline 53 and liquid return hole 1113,
And it controls exhaust outlet 1111 and is connected to third pipeline 53, or control liquid return hole 1113 is connected to third pipeline 53.
Referring to Fig. 3, the heat pump system 100 is in refrigeration, the first four-way valve 113 of control connection exhaust outlet 1111 and the first Room
External tapping 131, and it is connected to the second pipeline 52 and liquid return hole 1113, while controlling the second four-way valve 115 and being connected to 1113 He of liquid return hole
Third pipeline 53.It controls accumulation of heat control valve 27 to close, i.e., cannot be connected between the first accumulation of heat interface 21 and regenerative apparatus 25.Compression
The high pressure gaseous refrigerant that machine 111 is discharged through exhaust outlet 1111 enters outdoor heat exchange structure 13, warp by the first outdoor interface 131
Outdoor heat exchange structure 13 is condensed into high-pressure liquid refrigerant, successively second Room external tapping 133, the first pipeline 51 and the first indoor interface
311 enter the room heat exchange structure 31, and refrigerant is evaporated to low-pressure gaseous refrigerant in heat exchange structure 31 indoors, through second Room inner joint
313 and second pipeline 52 be back to the liquid return hole 1113 of compressor 111；Refrigerant after the heat exchange of indoor heat exchange structure 31 can be with
The liquid return hole 1113 of compressor 111 is back to through third pipeline 52.Further, which can be connection the
Three pipelines 53 and the second pipeline 52, the refrigerant to flow back through third pipeline 53 are directly back to compressor 111 through the second pipeline 52
Liquid return hole 1113.
Referring to fig. 4, the heat pump system 100 is in heating, the first four-way valve 113 of control connection exhaust outlet 1111 and the second pipe
Road 52, and control the first outdoor interface 131 and be connected to liquid return hole 1113, while controlling the second four-way valve 115 and being connected to exhaust outlet 1111
With third pipeline 53.It controls accumulation of heat control valve 27 to open, i.e., is connected between the first accumulation of heat interface 21 and regenerative apparatus 25.Compressor
111 high-pressure gaseous refrigerants being discharged through exhaust outlet 1111 flow to regenerative apparatus through 52 the second accumulation of heat of part interface 23 of the second pipeline
25, heat exchange structure 31 partially is entered the room through second Room inner joint 313, refrigerant is condensed into high-pressure liquid through indoor heat exchange structure 31
The high-pressure liquid refrigerant that refrigerant is flowed out with regenerative apparatus 25 converges at the first accumulation of heat interface 21, flows through second Room external tapping 133
Enter outdoor heat exchange structure 13, low-pressure gaseous refrigerant is evaporated in outdoor heat exchange structure 13, is back to compressor 111.
Referring to Fig. 5, the heat pump system 100 is in heating, the first four-way valve 113 of control connection exhaust outlet 1111 and the first Room
External tapping 131, and it is connected to the second pipeline 52 and liquid return hole 1113, while controlling the second four-way valve 115 and being connected to 1111 He of exhaust outlet
Third pipeline 53.It controls accumulation of heat control valve 27 to open, i.e., is connected between the first accumulation of heat interface 21 and regenerative apparatus 25.Compressor
The 111 high pressure gaseous refrigerants being discharged through exhaust outlet 1111 enter outdoor heat exchange structure 13 by the first outdoor interface 131, through room
Outer heat exchange structure 13 is condensed into high-pressure liquid refrigerant, successively second Room external tapping 133, the first pipeline 51 and the first accumulation of heat interface 21
Into regenerative apparatus 25；And the high pressure gaseous refrigerant that compressor 111 is discharged through exhaust outlet 1111 is entered by third pipeline 53
Indoor heat exchange structure 13 is condensed into high-pressure liquid refrigerant through indoor heat exchange structure 13, and successively the first outdoor interface 131, first is managed
Road 51 and the first accumulation of heat interface 21 enter regenerative apparatus 25；Refrigerant is evaporated to low-pressure gaseous refrigerant in regenerative apparatus 25, through
Two accumulation of heat interfaces 23 and the second pipeline 52 are back to the liquid return hole 1113 of compressor 111.
In technical solutions of the utility model, indoor heat exchange structure 31 includes in the first indoor heat-exchanging component 315 and second Room
Heat-exchanging component 317；
Second pipeline 52 is connected to one end of the first indoor heat-exchanging component 315；
Third pipeline 53 is connected to one end of heat-exchanging component 317 in second Room；
The other end of heat-exchanging component 317 is all connected to the first pipeline in first indoor heat-exchanging component 315 and second Room.
In process of refrigerastion, refrigerant is respectively enterd in the first indoor heat-exchanging component 315 and second Room by the first pipeline 51 and is exchanged heat
Component 317, the refrigerant flowed out by heat-exchanging component 317 in the first indoor heat-exchanging component 315 and second Room is respectively by the second pipeline 52
Compressor 111 is back to third pipeline 53；In heating operations, after refrigerant is discharged by compressor 111, respectively by the second pipeline 52
Heat-exchanging component 317 in the first indoor heat-exchanging component 315 and second Room is flowed into third pipeline 53, then the first indoor heat-exchanging component
315 and second Room in the refrigerant that flows out of heat-exchanging component 317 converge at the first pipeline 51, and be back to compressor along the first pipeline 51
111；During defrosting, part refrigerant at least can flow into heat exchange group in second Room along third pipeline 53 after being discharged by compressor 111
In part 317, and it is back to compressor 111 along the first pipeline 51, accumulation of heat control loop 20 and the second pipeline 52, until being less than second Room
Interior where interior heat-exchanging component 317 is heated；Part refrigerant flows into outdoor heat exchange structure 13 after being discharged by compressor 111,
It is back to compressor 111 along the first pipeline 51, accumulation of heat control loop 20 and the second pipeline 52, carries out defrost.
Heat-exchanging component 317 may each comprise an indoor heat exchanger or multiple in first indoor heat-exchanging component 315 and second Room
Indoor heat exchanger, when the first indoor heat-exchanging component 315 includes multiple indoor heat exchangers, multiple indoor heat exchanger is in parallel company
It connects；When heat-exchanging component 317 includes multiple indoor heat exchangers in second Room, multiple indoor heat exchanger is in parallel connection.So that
Obtaining the heat pump system 100 can work for multiple indoor heat exchangers simultaneously, with what different interior space offers was freezed or heated
Demand.That is, the heat pump system 100, which can be applied to machine in two pipes system, also can be applied to machine in three control.
Outdoor heat exchange structure 13 includes an at least outdoor heat exchanger, or multiple outdoor heat exchangers.
With further reference to Fig. 1, refrigerant pipeline further includes the 4th pipeline 54, and the 4th pipeline 54 connects the second pipeline 52 and third
Pipeline 53, and the 4th pipeline 54 in the connecting pin of the second pipeline 52 be located at the second accumulation of heat interface 23 and second Room inner joint 313 it
Between；
4th pipeline 54 is equipped with the first control valve 541.
4th pipeline 54 is opened or closed by the first control valve 541 of control, to control third pipeline 53 and the
Whether conducting between two pipelines 52.
In technical solutions of the utility model, the unlatching of the first control valve 541 is controlled during defrosting, connects the 4th pipeline 54
Logical second pipeline 52 and third pipeline 53.Refrigerant is by entering the first indoor heat exchange group along third pipeline 53 after the outflow of compressor 111
During part 315, there are also part refrigerants to enter heat-exchanging component in second Room through the second pipeline of part 52 along the 4th pipeline 54
317, enable to heat-exchanging component 317 in the first indoor heat-exchanging component 315 and second Room to can be carried out normal heating work.With
So that the utilization rate of the heat pump system 100 reaches highest.
Further, the first check valve 543, the first check valve 543 and the first control valve 541 are additionally provided on the 4th pipeline 54
Parallel connection, and along the second pipeline 52 to 53 direction one-way conduction of third pipeline.
The considerations of for flow control, is provided with first check valve 543, can reduce the bore of the first control valve 541
Selection.First control valve 541 can be solenoid valve, be not only simple in structure, be easy for installation, and it is at low cost, using safe.
Further, the second control valve 521 is additionally provided on the second pipeline 52, the second control valve 521 is located at the second accumulation of heat and connects
Between mouth 23 and the connecting pin of the 4th pipeline 54.Second control valve 521 is used to control the on-off of the second pipeline 52, specifically can be with
For solenoid valve.
Further, the second pipeline 52 is additionally provided with second one-way valve 523, and second one-way valve 523 and the second control valve 521 are simultaneously
Connection setting, and along the connection extreme direction one-way conduction of 23 to the 4th pipeline 54 of the second accumulation of heat interface.The second one-way valve 523 is set
Set the bore selection that can reduce the second control valve 521.
The heat pump system 100 is additionally provided with multiple throttle valves, specifically, each indoor heat exchanger and each outdoor heat exchanger
It is equipped with a throttle valve, to throttle into or out refrigerant.
The heat pump system 100 has refrigeration mode, heating mode and defrosting mode, can be achieved at the same time under the defrosting mode
Heating may also be referred to as not shutting down defrost pattern for heating.According to the different conditions of refrigerant, the first pipeline, the second pipeline and
Three pipelines are respectively high-pressure liquid tube, low-pressure air pipe and high-pressure air pipe.
When the heat pump system 100 enters refrigeration mode, the second control valve 521 of control is opened, accumulation of heat control valve 27 and first
Control valve 541 is closed, and the high pressure gaseous refrigerant that compressor 111 is discharged is condensed into high-pressure liquid refrigerant through outdoor heat exchanger,
Through high-pressure liquid tube, low-pressure gaseous refrigerant is evaporated in heat exchanger indoors, returns to compression through the second control valve 521 and low-pressure air pipe
Machine 111.
When the heat pump system 100 enters heating mode, control accumulation of heat control valve 27 is opened, the first control valve 541 and second
Control valve 521 is closed, and the high-pressure gaseous refrigerant that compressor 111 is discharged partially flows to the condensation of regenerative apparatus 25, portion through low-pressure air pipe
Lease making second one-way valve 523 is sent to indoor heat exchanger, the height that the high-pressure liquid refrigerant and regenerative apparatus 25 of indoor heat exchanger flow out
After pressure liquid refrigerants converges, the throttle valve throttling through outdoor heat exchanger, and low-pressure gaseous refrigerant is evaporated in outdoor heat exchanger,
Return to compressor.
When the heat pump system 100 does not shut down defrost pattern into heating, accumulation of heat control valve 27 and the first control valve 541 are controlled
It opens, the second control valve 521 is closed.High-pressure gaseous refrigerant a part that compressor 111 is discharged is controlled through high-pressure air pipe and first
Valve 541 sends to indoor heat exchanger condensation heat release, and another part flows to outdoor heat exchanger, for melting the frost on outdoor heat exchanger
Layer.Indoor heat exchanger and the liquid refrigerants of outdoor heat exchanger outflow are inhaled in regenerative apparatus 25 after the throttling of accumulation of heat control valve 27
Heat of vaporization is received, and compressor 111 is returned to by low-pressure air pipe.
The utility model also proposes a kind of air conditioner, which includes heat pump system 100, the specific knot of the heat pump system
Structure is referring to above-described embodiment, since the control method of this heat pump system uses whole technical solutions of above-mentioned all embodiments,
Therefore at least there are all beneficial effects brought by the technical solution of above-described embodiment, this is no longer going to repeat them.
Air conditioner includes outdoor unit 10 and indoor unit 30, and outdoor unit 10 includes being installed on outdoor compressor assembly 11 and room
Outer heat exchange structure 13, indoor unit 30 include being installed on indoor indoor heat exchange structure 31, which further includes not shutting down defrost
Device, stop defrosting device is not the accumulation of heat control loop 20 being installed on refrigerant pipeline 50, the first control valve 541 and second for this
Control valve 521 and the first check valve 543 and second one-way valve 523.By adding not stop defrosting device, so that air conditioner
It can be realized the function of not shutting down defrosting, and indoor environment can be heated simultaneously during defrosting, improve system fortune
Row efficiency and heating comfort level.
The above is only the preferred embodiment of the present invention, and therefore it does not limit the scope of the patent of the utility model,
It is all under the inventive concept of the utility model, equivalent structure made based on the specification and figures of the utility model becomes
It changes, or directly/be used in other related technical areas indirectly and be included in the scope of patent protection of the utility model.
Claims (10)
1. a kind of heat pump system, it is characterised in that: the heat pump system includes:
Compressor assembly；
Outdoor heat exchange structure, the outdoor heat exchange structure have the first outdoor interface and second Room external tapping；
Indoor heat exchange structure, the interior heat exchange structure have the first indoor interface and second Room inner joint；
The compressor assembly is sequentially communicated in the first outdoor interface, second Room external tapping, the first indoor interface and second Room
Interface is to form refrigerant circulation circuit；And
Accumulation of heat control loop, the accumulation of heat control loop have the first accumulation of heat interface and the second accumulation of heat interface, first accumulation of heat
Orifice second Room external tapping and the first indoor interface, compressor assembly described in the second accumulation of heat orifice and described the
Two indoor interfaces；
In defrosting, refrigerant, through outdoor heat exchange structure and accumulation of heat control loop, and is flowed back to the heat pump system by compressor assembly
To compressor assembly；And refrigerant by compressor assembly through indoor heat exchange structure and accumulation of heat control loop, and flow back into compressor set
Part.
2. heat pump system as described in claim 1, which is characterized in that the accumulation of heat control loop includes sequentially connected accumulation of heat
Device and accumulation of heat control valve, the accumulation of heat control valve are located at the accumulation of heat control loop and close on the one of the first accumulation of heat interface
Side controls the regenerative apparatus and passes through second Room external tapping described in the first accumulation of heat orifice and the first indoor interface.
3. heat pump system as claimed in claim 1 or 2, which is characterized in that the heat pump system includes the first pipeline, the second pipe
Road and third pipeline；
One end of first pipeline is connected to the second Room external tapping, the indoor interface of other end connection described first, and described the
One accumulation of heat orifice is located between the second Room external tapping and the first indoor interface in first pipeline；
One end connection compressor assembly of second pipeline, the other end connection second Room inner joint, described second
Second pipeline described in accumulation of heat orifice, and between the compressor assembly and second Room inner joint；
One end of the third pipeline is connected to the compressor assembly, and the other end is connected to the second Room inner joint；
For the heat pump system in defrosting, refrigerant is by compressor assembly through outdoor heat exchange structure, the first pipeline, accumulation of heat control loop
Compressor assembly is flow back into the second pipeline；And refrigerant is managed by compressor assembly through third pipeline, indoor heat exchange structure, first
Road, accumulation of heat control loop and the second pipeline flow back into compressor assembly.
4. heat pump system as claimed in claim 3, which is characterized in that the compressor assembly includes:
Compressor, the compressor have exhaust outlet and liquid return hole；
First four-way valve, first four-way valve are respectively communicated with the exhaust outlet, the first outdoor interface, the second pipeline and described time
Liquid mouth, and the outdoor interface of the exhaust outlet connection described first is controlled, and liquid return hole described in second pipeline connection；Or control
The exhaust outlet is connected to second pipeline, and liquid return hole described in the described first outdoor orifice；And
Second four-way valve, second four-way valve is respectively communicated with the exhaust outlet, third pipeline and the liquid return hole, and controls institute
It states exhaust outlet and is connected to the third pipeline, or the control liquid return hole is connected to the third pipeline.
5. heat pump system as claimed in claim 3, which is characterized in that the interior heat exchange structure includes the first indoor heat exchange group
Heat-exchanging component in part and second Room；
Second piping connection is in one end of the described first indoor heat-exchanging component；
The third piping connection is in one end of heat-exchanging component in the second Room；
The other end of heat-exchanging component is all connected to first pipeline in described first indoor heat-exchanging component and second Room.
6. heat pump system as claimed in claim 5, which is characterized in that the heat pump system further includes the 4th pipeline, and described
Second pipeline and third pipeline described in four piping connections, and the 4th pipeline be located in the connecting pin of second pipeline it is described
Between second accumulation of heat interface and second Room inner joint；
4th pipeline is equipped with the first control valve.
7. heat pump system as claimed in claim 6, which is characterized in that be additionally provided with the first check valve on the 4th pipeline, institute
It is in parallel with first control valve to state the first check valve, and along the second pipeline to third pipeline direction one-way conduction.
8. heat pump system as claimed in claim 6, which is characterized in that be additionally provided with the second control valve, institute on second pipeline
The second control valve is stated between the second accumulation of heat interface and the connecting pin of the 4th pipeline.
9. heat pump system as claimed in claim 8, which is characterized in that second pipeline is additionally provided with second one-way valve, described
Second one-way valve is arranged in parallel with second control valve, and unidirectional along the connection extreme direction that the second accumulation of heat is interfaced to the 4th pipeline
Conducting.
10. a kind of air conditioner, which is characterized in that the air conditioner includes heat pump as in one of claimed in any of claims 1 to 9
System.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821352617.XU CN209042809U (en) | 2018-08-21 | 2018-08-21 | Heat pump system and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821352617.XU CN209042809U (en) | 2018-08-21 | 2018-08-21 | Heat pump system and air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN209042809U true CN209042809U (en) | 2019-06-28 |
Family
ID=67031285
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821352617.XU Active CN209042809U (en) | 2018-08-21 | 2018-08-21 | Heat pump system and air conditioner |
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| Country | Link |
|---|---|
| CN (1) | CN209042809U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108709336A (en) * | 2018-08-21 | 2018-10-26 | 广东美的暖通设备有限公司 | Heat pump system and air conditioner |
| CN110849035A (en) * | 2019-11-18 | 2020-02-28 | 珠海格力电器股份有限公司 | Heat pump system, air conditioner and control method of heat pump system |
| CN112628848A (en) * | 2020-12-18 | 2021-04-09 | 珠海格力电器股份有限公司 | Air conditioning system and control method thereof |
| CN112880132A (en) * | 2021-01-29 | 2021-06-01 | 青岛海尔空调器有限总公司 | Method and device for defrosting control of air conditioning system and air conditioning system |
-
2018
- 2018-08-21 CN CN201821352617.XU patent/CN209042809U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108709336A (en) * | 2018-08-21 | 2018-10-26 | 广东美的暖通设备有限公司 | Heat pump system and air conditioner |
| CN108709336B (en) * | 2018-08-21 | 2024-03-08 | 广东美的暖通设备有限公司 | Heat pump system and air conditioner |
| CN110849035A (en) * | 2019-11-18 | 2020-02-28 | 珠海格力电器股份有限公司 | Heat pump system, air conditioner and control method of heat pump system |
| CN110849035B (en) * | 2019-11-18 | 2024-05-31 | 珠海格力电器股份有限公司 | Heat pump system, air conditioner and control method of heat pump system |
| CN112628848A (en) * | 2020-12-18 | 2021-04-09 | 珠海格力电器股份有限公司 | Air conditioning system and control method thereof |
| CN112880132A (en) * | 2021-01-29 | 2021-06-01 | 青岛海尔空调器有限总公司 | Method and device for defrosting control of air conditioning system and air conditioning system |
| CN112880132B (en) * | 2021-01-29 | 2023-03-21 | 青岛海尔空调器有限总公司 | Method and device for defrosting control of air conditioning system and air conditioning system |
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