CN208846778U - Air source heat pump refrigeration and heating system - Google Patents
Air source heat pump refrigeration and heating system Download PDFInfo
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- CN208846778U CN208846778U CN201821359190.6U CN201821359190U CN208846778U CN 208846778 U CN208846778 U CN 208846778U CN 201821359190 U CN201821359190 U CN 201821359190U CN 208846778 U CN208846778 U CN 208846778U
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Abstract
The utility model relates to art of heat pumps, disclose air source heat pump refrigeration and heating system；It includes compressor, four-way valve, outdoor heat exchanger, liquid storage dryer, Bidirectional expansion valve, indoor air exchanger, four ports of four-way valve are separately connected the outlet of compressor, the import of compressor, outdoor heat exchanger and air heat exchanger, refrigerant passes sequentially through four-way valve from compressor, outdoor heat exchanger, liquid storage dryer, Bidirectional expansion valve, indoor air exchanger, four-way valve, compressor forms refrigerating circuit, refrigerant successively passes through compressor, four-way valve, indoor air exchanger, Bidirectional expansion valve, liquid storage dryer, outdoor heat exchanger, four-way valve, compressor forms heating circuit, it further include water tank, outdoor heat exchanger is arranged in water tank, water tank is circumscribed with tap water supply pipe and outlet pipe.This system has many advantages, such as that refrigeration and heating effect are good.
Description
Technical field
The utility model relates to art of heat pumps, more particularly to air source heat pump refrigeration and heating system.
Background technique
With the development of China's energy industry, central air-conditioning is in the large-scale place such as skyscraper, office building, hotel
Using also more more and more universal, while as the improvement of people's living standards, the requirement for living environment is also higher and higher.Cause
This, air-conditioning is also more and more common as a kind of life requirement product, and growth trend is presented.Heat pump be it is a kind of can be from nature
Low grade heat energy is obtained in empty gas and water or soil, is done work by electric power, the equipment for exporting available high-grade thermal energy can be
The electric power of consumption becomes 3 times even 3 times or more of thermal energy, is a kind of efficient energy supply technology.Heat pump techniques are answered field of air conditioning
With air source heat pump, water resource heat pump and earth source heat pump three classes can be divided into.Since heat pump is to extract energy in nature, efficiency
Height is current most cleaning, economic energy mode without any pollutant emission.Air source heat pump is using air as high temperature
(low temperature) heat source carries out the device of heat supply (refrigeration), using surrounding air as low-grade heat source.Air source heat pump is compared to it
For his heat pump type, has the characteristics that flexible for installation, easy to use, initial investment is lower, is relatively specific for a point family and install, because
This, China's room conditioning is mostly using this form, this is but also China air-source heat pump water chiller-heater machine market is unprecedentedly numerous
It is flourish.Translate for air source heat pump, although because have the advantages that it is a variety of due to extensively by big well-established, but still there are many deficiencies
Urgent need to resolve.Air source heat pump is to carry out heat supply (refrigeration), therefore, air-source using surrounding air as high temperature (low temperature) heat source
The performance of heat pump is affected by outdoor climate conditions variation, and with the variation of outdoor environment, the performance of heat pump presents unstable
Determine trend.Summer, with the raising of outside air temperature, cooling load increases, and heat pump system condensation temperature increases, the heat pump temperature difference
Increase, so that unit whole efficiency reduces；In winter, with the reduction of air themperature, heating demand increases, and evaporating temperature drops therewith
Low, the heat pump temperature difference increases, so as to cause the reduction of unit whole efficiency.
Utility model content
The utility model provides a kind of air source heat pump refrigeration and heating system according to above-mentioned technical disadvantages.
In order to solve the above-mentioned technical problem, the utility model is addressed by following technical proposals:
Air source heat pump refrigeration and heating system, including it is compressor, four-way valve, outdoor heat exchanger, liquid storage filter, two-way swollen
Swollen valve, indoor air exchanger, four ports of four-way valve are separately connected the outlet of compressor, the import of compressor, outdoor are changed
Hot device and air heat exchanger, refrigerant from compressor pass sequentially through four-way valve, outdoor heat exchanger, liquid storage filter, Bidirectional expansion valve,
Indoor air exchanger, four-way valve, compressor form refrigerating circuit, and refrigerant successively passes through compressor, four-way valve, room air and changes
Hot device, Bidirectional expansion valve, liquid storage filter, outdoor heat exchanger, four-way valve, compressor form heating circuit, further include water tank, room
External heat exchanger is arranged in water tank, and water tank is circumscribed with tap water supply pipe and outlet pipe.
Preferably, the pipeline of liquid storage filter connection expansion valve is the first pipeline, indoor air exchanger refrigerant exit
The pipeline for connecting four-way valve is the second pipeline, further includes prepared cooling device, the first pipeline is parallel with the first branch, the first branch
On be provided with the first solenoid valve, preparation cooling device is box body, is provided with the 6th pipeline and the 7th pipeline, the 6th pipeline in box body
Including the first main channel and the first subaisle that the first main channel side is arranged in, the first main channel is connected to the first subaisle,
First subaisle is evenly arranged along the first main channel rectilinear direction, and the 7th pipeline is identical as the 6th pipeline structure, the 7th pipeline packet
The second main channel and the second subaisle are included, the first main channel and the second main channel are arranged in parallel, and the second subaisle is embedded in adjacent
The first subaisle between；The first branch is connected to the 6th pipeline by installing pipe, then from the 6th pipeline connection to the first pipeline；The
Two pipelines and the 7th pipeline connection.
Preferably, the liquid storage filter includes tank body and refrigerant inlet, the refrigerant exit that refrigerant upper end is arranged in, tank
Be provided with filtering plug in the middle part of body, filtering plug includes the first strainer of upper end and the second strainer of filtering plug bottom, the first strainer and
It is provided with molecular sieve filtration component between second strainer, installation passage is offered in the middle part of filtering plug, sealing is inserted in installation passage
It is connected to outlet tube, tank interior is divided into the admission chamber on filtering plug top and the sap cavity out of filtering plug lower part by filtering plug；Outlet tube
Lower nozzle be connected to sap cavity out, upper orifice is connected to liquid outlet, upper limit disk and lower limit disk are provided on outlet tube, filter
Plug is arranged between upper limit disk and lower limit disk, and tank body includes the end cap and shell of upper end, and end cap thread seal is in shell
Upper end, refrigerant inlet, refrigerant exit are provided on end cap, and outlet tube is connected to the center of end cap.
Preferably, water tank is circumscribed with indoor water lines, water tank is circumscribed with solar water heater.
Preferably, water tank is circumscribed with indoor water lines, water tank is circumscribed with electric heater unit.
Preferably, water tank is circumscribed with indoor water lines, the external outdoor floor heating circuit of water tank.
The utility model is due to using above technical scheme, with following significant technical effect:
The utility model can carry out prepared cooling by the way that preparation cooling device is arranged to the refrigerant before entering expansion valve
So that it is further cooled down, can guarantee that refrigerant temperature can achieve required temperature in this way, and then guarantee to enter air heat-exchange
The temperature of device refrigerant is enough low, to guarantee the reliability of cooling in summer.And exchanged heat using water tank, it is a greater degree of to utilize
Heat, reduces the waste of heat, and the hot water of summer water tank is capable of the daily demand of ample supply people, when winter, water tank
Water be warm water or hot water, refrigerant absorb water tank in heat heated, the generation of heat exchanger defrosting phenomenon can be prevented,
It ensure that heating effect.
The liquid storage filter that the present apparatus uses simultaneously has many advantages, such as that spool replacement is convenient, and liquid storage amount is adjustable.
Detailed description of the invention
Fig. 1 is the control schematic diagram of device；
Fig. 2 is the structural schematic diagram of prepared cooling device the 7th pipeline and the 6th pipeline；
Fig. 3 is the structural schematic diagram of liquid storage dryer.
The toponym that each number designation is referred in the figures above is as follows: where 1-compressor, 2-four-way valves, 3-
Outdoor heat exchanger, 4-liquid storage filters, 5-Bidirectional expansion valves, 6-water tanks, 7-running water pipes, 8-outlet pipes, 9-the first
Pipeline, the 10-the second pipeline, the 11-first branchs, the 12-the first solenoid valve, the 13-the six pipeline, the 14-the seven pipeline, 15-
First main channel, the 16-the first subaisle, the 17-the second main channel, the 18-the second subaisle, 19-tank bodies, 20-refrigerants into
Mouth, 21-refrigerant exits, 22-filtering plugs, the 220-the first strainer, the 221-the second strainer, 23-molecule screen assemblies, 24-go out
Liquid pipe, 25-admission chambers, 26-go out sap cavity, 27-upper limit disks, 28-lower limit disks, 29-end caps, 30-shells, 31-too
It is positive can water heater, the 32 one the first check valves, 33 1 finned heat exchangers, 34 1 second solenoid valves, 35-indoor heat exchangers, 36-pre-
Standby cooling device.
Specific embodiment
The utility model is described in further detail with embodiment with reference to the accompanying drawing.
Embodiment 1
As shown in Figures 1 to 3, air source heat pump refrigeration and heating system, including compressor 1, four-way valve 2, outdoor heat exchanger 3,
Liquid storage filter 4, Bidirectional expansion valve 5, indoor air exchanger 35, four ports of four-way valve 2 are separately connected going out for compressor 1
Mouth, the import of compressor 1, outdoor heat exchanger 3 and air heat exchanger, refrigerant is from compressor 1 passes sequentially through four-way valve 2, outdoor is changed
Hot device 3, liquid storage filter 4, Bidirectional expansion valve 5, indoor air exchanger 35, four-way valve 2, compressor 1 form refrigerating circuit, cold
Matchmaker successively passes through compressor 1, four-way valve 2, indoor air exchanger 35, Bidirectional expansion valve 5, liquid storage filter 4, outdoor heat exchanger
3, four-way valve 2, compressor 1 form heating circuit, further include water tank 6, and outdoor heat exchanger 3 is arranged in water tank 6, and water tank 6 is external
There are tap water supply pipe 7 and outlet pipe 8；The pipeline that liquid storage filter 4 connects expansion valve is the first pipeline 9, room air heat exchange
The pipeline that 35 refrigerant exit 21 of device connects four-way valve 2 is the second pipeline 10, further includes prepared cooling device 36, the first pipeline 9 is simultaneously
It is associated with the first branch 11, the first solenoid valve 12 is provided in the first branch 11, preparation cooling device 36 is box body, setting in box body
There are the 6th pipeline 13 and the 7th pipeline 14, the 6th pipeline 13 includes the first main channel 15 and 15 side of the first main channel is arranged in
First subaisle 16, the first main channel 15 are connected to the first subaisle 16, and the first subaisle 16 is along 15 straight line side of the first main channel
To being evenly arranged, the 7th pipeline 14 is identical as 13 structure of the 6th pipeline, and the 7th pipeline 14 includes that the second main channel 17 and second is secondary
Channel 18, the first main channel 15 and the second main channel 17 are arranged in parallel, and the second subaisle 18 is embedded in the first adjacent subaisle
Between 16；The first branch 11 is connected to the 6th pipeline 13 by installing pipe, then is connected to the first pipeline 9 from the 6th pipeline 13；Second
Pipeline 10 is connected to the 7th pipeline 14.
The liquid storage filter 4 includes tank body 19 and refrigerant inlet 20, refrigerant exit 21 that refrigerant upper end is arranged in, tank body
19 middle parts are provided with filtering plug 22, and filtering plug 22 includes the second strainer of 22 bottom of the first strainer 220 and filtering plug of upper end
221, molecular sieve filtration component is provided between the first strainer 220 and the second strainer 221, the middle part of filtering plug 22 offers installation
Channel, the interior sealing of installation passage are plugged with outlet tube 24, and filtering plug 22 will be divided into the feed liquor on 22 top of filtering plug inside tank body 19
22 lower part of chamber 25 and filtering plug goes out sap cavity 26；The lower nozzle of outlet tube 24 is connected to sap cavity 26 out, and upper orifice and liquid outlet connect
It is logical, upper limit disk 27 and lower limit disk 28 are provided on outlet tube 24, filtering plug 22 is arranged in upper limit disk 27 and lower limit disk
Between 28, tank body 19 includes the end cap 29 and shell 30 of upper end, and 29 thread seal of end cap is in the upper end of shell 30, refrigerant inlet
20, refrigerant exit 21 is provided on end cap 29, and outlet tube 24 is connected to the center of end cap 29.
It further include finned heat exchanger 33, four-way valve 2 is connected to pressure wherein in order to guarantee the heating capacity in heat pump system winter
The first check valve 32 is provided on the pipeline of 1 entrance of contracting machine, one end of finned heat exchanger 33 is connected to four-way valve 2 to liquid storage mistake
On the pipeline of filter 4, the other end is connected on the first check valve 32 to the pipeline of 1 entrance of compressor.It further include that control refrigerant enters
The second solenoid valve 34 of finned heat exchanger 33.
Wherein the course of work of liquid storage filter 4 is that high temperature and pressure refrigerant is by 3 heat release of outdoor heat exchanger to boiler 6
Heated, then refrigerant be cooled to middle press liquid enter liquid storage filter 4 admission chamber 25 filtered through the first strainer 220 it is laggard
Enter molecule screen assembly 23 to be absorbed and filter, finally enters liquid storage chamber from the filtering of the second strainer 221, the liquid level of liquid storage chamber reaches out
When the bottom of liquid pipe 24, refrigerant is discharged through outlet tube 24 from refrigerant exit 21.It is anti-that check valve is wherein provided on third pipeline
Only cooling medium liquid flows back.
Water tank 6 is circumscribed with indoor water lines, and water tank 6 is circumscribed with solar water heater 31, to guarantee that hot water is supplied.
When refrigeration system heats, higher water temperature can heat for user and provide a large amount of heat in water tank 6, to guarantee to make
The stabilization of heat, and solar water heater 31 is economic and environment-friendly, while when heating, and opens second solenoid valve, and finned heat exchanger is from room
It is outer to absorb heat, supplemental heat is provided to heating system, guarantees entire heating system, it is complete reliable.Wherein upper limit disk and go out
Liquid pipe is to be threadedly coupled.
Embodiment 2
It is in place of the present embodiment and the difference of embodiment 1, the pipeline that liquid storage filter 4 connects expansion valve is the first pipeline
9, it further includes prepared cooling device that the pipeline that 35 refrigerant exit 21 of indoor air exchanger connects four-way valve 2, which is the second pipeline 10,
36, the first pipeline 9 is parallel with the first branch 11, and the first solenoid valve 12 is provided in the first branch 11, and preparation cooling device 36 is
Box body, is provided with the 6th pipeline 13 and the 7th pipeline 14 in box body, and the 6th pipeline 13 includes the first main channel 15 and setting the
First subaisle 16 of one main channel, 15 side, the first main channel 15 are connected to the first subaisle 16, and the first subaisle 16 is along
One main channel, 15 rectilinear direction is evenly arranged, and the 7th pipeline 14 is identical as 13 structure of the 6th pipeline, and the 7th pipeline 14 includes second
Main channel 17 and the second subaisle 18, the first main channel 15 and the second main channel 17 are arranged in parallel, and the second subaisle 18 is embedded in
Between the first adjacent subaisle 16；The first branch 11 is connected to the 6th pipeline 13 by installing pipe, then is connected to from the 6th pipeline 13
To the first pipeline 9；Second pipeline 10 is connected to the 7th pipeline 14.
When external environment changes greatly, when refrigeration system cannot reliably freeze, can show process of refrigerastion it is too long or
Person cannot reach thought cryogenic temperature, and controller is opened the refrigerant that 12 pairs of the first solenoid valve enter expansion valve and precooled,
To guarantee the lower temperature of refrigerant, guarantee refrigeration effect.
Embodiment 3
Be in place of the present embodiment and the difference of embodiment 1: water tank 6 is circumscribed with indoor water lines, and water tank 6 is circumscribed with electricity
Heating device.
Embodiment 4
It is in place of the present embodiment and the difference of embodiment 1, water tank 6 is circumscribed with indoor water lines, the external outdoor of water tank 6
Floor heating circuit.
In short, the above is only the preferred embodiment of the present invention, it is all according to present utility model application the scope of the patents institute
The equivalent changes and modifications of work should all belong to the covering scope of the utility model patent.
Claims (6)
1. air source heat pump refrigeration and heating system, it is characterised in that: including compressor, four-way valve, outdoor heat exchanger, liquid storage filtering
Device, Bidirectional expansion valve, indoor air exchanger, four ports of four-way valve be separately connected the outlet of compressor, compressor into
Mouthful, outdoor heat exchanger and air heat exchanger, refrigerant passes sequentially through four-way valve, outdoor heat exchanger, liquid storage filter, double from compressor
To expansion valve, indoor air exchanger, four-way valve, compressor formed refrigerating circuit, refrigerant successively pass through compressor, four-way valve,
Indoor air exchanger, Bidirectional expansion valve, liquid storage filter, outdoor heat exchanger, four-way valve, compressor form heating circuit, also
Including water tank, outdoor heat exchanger is arranged in water tank, and water tank is circumscribed with tap water supply pipe and outlet pipe.
2. air source heat pump refrigeration and heating system according to claim 1, it is characterised in that: the connection expansion of liquid storage filter
The pipeline of valve is the first pipeline, and it further includes pre- that the pipeline that indoor air exchanger refrigerant exit connects four-way valve, which is the second pipeline,
Standby cooling device, the first pipeline are parallel with the first branch, and the first solenoid valve is provided in the first branch, and preparation cooling device is box
Body, the 6th pipeline and the 7th pipeline are provided in box body, and the 6th pipeline includes the first main channel and is arranged in the first main channel one
First subaisle of side, the first main channel are connected to the first subaisle, and the first subaisle is uniform along the first main channel rectilinear direction
Arrangement, the 7th pipeline is identical as the 6th pipeline structure, and the 7th pipeline includes the second main channel and the second subaisle, the first main channel
It is arranged in parallel with the second main channel, the second subaisle is embedded between the first adjacent subaisle；The first branch passes through installing pipe
It is connected to the 6th pipeline, then from the 6th pipeline connection to the first pipeline；Second pipeline and the 7th pipeline connection.
3. air source heat pump refrigeration and heating system according to claim 1, it is characterised in that: the liquid storage filter includes
Tank body and refrigerant inlet, the refrigerant exit that refrigerant upper end is arranged in, tank body middle part are provided with filtering plug, and filtering plug includes upper end
Second strainer of the first strainer and filtering plug bottom, is provided with molecular sieve filtration component, mistake between the first strainer and the second strainer
The middle part of filter plug offers installation passage, and sealing is plugged with outlet tube in installation passage, and tank interior is divided into filtering by filtering plug
The sap cavity out of the admission chamber in portion and filtering plug lower part beyond the Great Wall；The lower nozzle of outlet tube is connected to sap cavity out, upper orifice and liquid outlet
It is connected to, upper limit disk and lower limit disk is provided on outlet tube, filtering plug is arranged between upper limit disk and lower limit disk, tank body
End cap and shell including upper end, end cap thread seal are provided on end cap in the upper end of shell, refrigerant inlet, refrigerant exit,
Outlet tube is connected to the center of end cap.
4. air source heat pump refrigeration and heating system according to claim 1, it is characterised in that: water tank is circumscribed with indoor water
Pipeline, water tank are circumscribed with solar water heater.
5. air source heat pump refrigeration and heating system according to claim 2, it is characterised in that: water tank is circumscribed with indoor water
Pipeline, water tank are circumscribed with electric heater unit.
6. air source heat pump refrigeration and heating system according to claim 3, it is characterised in that: water tank is circumscribed with indoor water
Pipeline, the external outdoor floor heating circuit of water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821359190.6U CN208846778U (en) | 2018-08-22 | 2018-08-22 | Air source heat pump refrigeration and heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821359190.6U CN208846778U (en) | 2018-08-22 | 2018-08-22 | Air source heat pump refrigeration and heating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208846778U true CN208846778U (en) | 2019-05-10 |
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ID=66357256
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821359190.6U Active CN208846778U (en) | 2018-08-22 | 2018-08-22 | Air source heat pump refrigeration and heating system |
Country Status (1)
| Country | Link |
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| CN (1) | CN208846778U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113616080A (en) * | 2021-08-23 | 2021-11-09 | 谭先朝 | Cold and hot sharing flavor beverage extraction system |
-
2018
- 2018-08-22 CN CN201821359190.6U patent/CN208846778U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113616080A (en) * | 2021-08-23 | 2021-11-09 | 谭先朝 | Cold and hot sharing flavor beverage extraction system |
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