CN209588313U - A kind of multi-state Fresh air handing device - Google Patents
A kind of multi-state Fresh air handing device Download PDFInfo
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- CN209588313U CN209588313U CN201920271100.6U CN201920271100U CN209588313U CN 209588313 U CN209588313 U CN 209588313U CN 201920271100 U CN201920271100 U CN 201920271100U CN 209588313 U CN209588313 U CN 209588313U
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- heat exchanger
- fresh air
- check
- valve
- port
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The utility model relates to field of heating ventilation air conditioning, provide a kind of multi-state Fresh air handing device, and the first port and third port of compressor and four-way reversing valve form first annular circuit；The second port of four-way reversing valve is successively connect with the 4th port of first check-valve, First Heat Exchanger, the second heat exchanger, third heat exchanger, third check-valves, the first electric expansion valve, the 4th heat exchanger, four-way reversing valve, the second loop checking installation is formed, this circulation loop realizes refrigeration cycle；The second port of four-way reversing valve is successively connect with the 4th port of the 4th heat exchanger, the first electric expansion valve, the 4th check-valves, First Heat Exchanger, the second heat exchanger, second check-valve, four-way reversing valve, third loop checking installation is formed, this circulation loop realizes heating circulation and dehumidifying circulation.By previous constructions, the Fresh air handing device of two sets of epidemic disaster independent controls is merged into a set of, while energy regenerating is utilized, save cost and operating cost.
Description
Technical field
The utility model relates to field of heating ventilation air conditioning, refer in particular to provide a kind of multi-state Fresh air handing device.
Background technique
With the improvement of living standards, people pursue higher indoor comfort, thus the fresh air of independent temperature-humidity control
Processing unit is increasingly used in people's lives, and the Fresh air handing device of independent temperature-humidity control includes temperature control
Part and humid control part, the Fresh air handing device need to be designed to two sets, and spare and accessory parts input cost is high, and area occupied is big.
Under winter/summer operating mode, often the temperature of air wants high/low than outdoor for indoor air draft, conventional Fresh air handing device
The portion of energy is not utilized, is immediately discharged to outdoor and is caused energy dissipation.
Under yellow plum day operating condition, outdoor fresh air is sent into interior and be easy to cause human body comfort poor, is sent into indoor fresh air often
Need to be sent into after dehumidification treatments indoor, when using cooling and dehumidifying, it is too low to will also result in supply air temperature, is sent into room rear chamber
Interior temperature is relatively low, and human body has creeping chill.
Summary of the invention
In order to solve the above technical problems, the main purpose of the utility model is to provide a kind of multi-state Fresh air handing dresses
Set, the device Fresh air handing device of two sets of epidemic disaster independent controls is merged into it is a set of, while to energy regenerating utilize, section
Cost and operating cost are saved.
To reach above-mentioned purpose, the technical solution of the utility model application is: providing a kind of multi-state Fresh air handing dress
It sets, comprising: compressor, four-way reversing valve, first check-valve, second check-valve, third check-valves, the 4th check-valves, first are changed
Hot device, the second heat exchanger, third heat exchanger, the 4th heat exchanger, the first electric expansion valve, the First Heat Exchanger, described second
Heat exchanger, the third heat exchanger and the 4th heat exchanger can make evaporator or condenser uses, for being heated or cooled；
The first port and third port of the compressor and the four-way reversing valve form first annular circuit；
The second port of the four-way reversing valve successively with the first check-valve, the First Heat Exchanger, described second
Heat exchanger, the third heat exchanger, the third check-valves, first electric expansion valve, the 4th heat exchanger, described four
The 4th port connection of logical reversal valve, forms the second loop checking installation, this circulation loop realizes the multi-state Fresh air handing device
Refrigeration cycle, the indoor return air that the multi-state Fresh air handing device generates cools to second heat exchanger, will be cold
Matchmaker cools down, and realizes the recycling of energy；
4th port of the four-way reversing valve successively with the 4th heat exchanger, first electric expansion valve, described
4th check-valves, the First Heat Exchanger, second heat exchanger, the second check-valve, the four-way reversing valve second
Port connection, forms third loop back path, this circulation loop realizes the heating and dehumidifying of the multi-state Fresh air handing device, described
Refrigerant is heated the second heat exchanger heat temperature raising by the indoor return air that multi-state Fresh air handing device generates, and is realized
The recycling of energy；
The refrigeration outlet end of second heat exchanger is connect with the refrigeration input end of the second check-valve, and with described
The refrigeration input end of three heat exchangers connects；The heating import of the refrigeration outlet end and the 4th check-valves of the third check-valves
End connection, and the heating outlet end with first expansion valve.
In the present embodiment preferably, multi-state Fresh air handing device further includes new blower, and the fresh air machine is located at described the
Three heat exchangers and the 4th heat exchanger side, close to the third heat exchanger；Outdoor fresh air by the 4th heat exchanger and
Interior is sent by the new blower after the third heat exchanger.
In the present embodiment preferably, multi-state Fresh air handing device further includes exhaust blower, and the exhaust blower is located at described the
The outside of two heat exchangers, indoor exhaust wind flow through second heat exchanger, are sent to outdoor by the exhaust blower, realize air draft energy
Recycling.
In the present embodiment preferably, multi-state Fresh air handing device further includes filter, and the filter is located at described the
The side of four heat exchangers, the filter are used for outdoor fresh air dust removal and filtration.
In the present embodiment preferably, multi-state Fresh air handing device further includes humidifier, and the humidifier is located at described the
The side of three heat exchangers, the humidifier are used to humidify outdoor fresh air.
In the present embodiment preferably, multi-state Fresh air handing device further includes the second electric expansion valve and the 5th heat exchanger,
The first end of second electric expansion valve is connect with the refrigeration input end of first electric expansion valve, and is stopped with the described 4th
Return the heating input end connection of valve；The second end of second electric expansion valve is connect with the second end of the 5th heat exchanger；
The first end of 5th heat exchanger is connect with the refrigeration outlet end of the 4th heat exchanger, and with the four-way reversing valve
The connection of four ports；5th heat exchanger is for producing cold water or hot water.
The utility model provides a kind of multi-state Fresh air handing device, can bring it is following at least one the utility model has the advantages that
1. in the utility model, under summer operating mode, the refrigerant come out from compressor condenses heat release after entering condenser,
Reducing pressure by regulating flow, the evaporating pressure of two electronic expansion valve controls, two evaporators, two evaporations are distinguished through two electric expansion valves
The evaporating pressure of device meets the temperature requirements of temperature control system and humidity control system, the refrigerant heat absorption of two evaporators respectively
After be mixed and fed into compressor；Under winter condition, the refrigerant come out from compressor is respectively enterd in two condensers, after heat release
It through electric expansion valve reducing pressure by regulating flow and mixes, mixed refrigerant, which is sent in evaporator, to absorb heat and enter compressor.It is more
Operating condition Fresh air handing device is able to satisfy Summer and winter to the different demands of temperature and humidity by a compressor.
2. in the utility model, under summer operating mode, the temperature of indoor exhaust wind is lower than outside air temperature, and conventional air-conditioning is direct
The energy of summer air draft is not recycled in air draft sufficiently；Under winter condition, the temperature of indoor exhaust wind is higher than outside air temperature, conventional
The heat of winter air draft is not recycled in the direct air draft of air-conditioning sufficiently.It is returned by centering heat exchanger in multi-state Fresh air handing dress
The energy of air draft is received, system operation energy consumption is reduced.
3. in the utility model, when the yellow plum day weather of hot-summer and cold-winter area, outside air humidity is larger, and air is not appointed
Where reason, which is sent directly into interior, will cause human body there are feeling of oppression and heat, and outdoor air needs to be re-fed into interior after dehumidifying.Fresh air is through cold
But it is sent into indoor after dehumidifying, but since supply air temperature is lower, be easy to cause room temperature relatively low, human body is blown a cold wind over sense.This
Multi-state Fresh air handing device heated after cooling and dehumidifying and in right amount under yellow plum day operating condition, to fresh air, improves interior
Comfort.
Detailed description of the invention
Fig. 1 is the schematic diagram of the present embodiment multi-state Fresh air handing device.
Drawing reference numeral explanation:
1. compressor, 2. four-way reversing valves, 3. first check-valves, 4. First Heat Exchangers, 5. second heat exchangers, 6. thirds are changed
Hot device, 7. the 4th heat exchangers, 8. the 5th heat exchangers, 9. second check-valves, 10. third check-valves, 11. the 4th check-valves, 12.
One electric expansion valve, 13. second electric expansion valves, 14. filters, 15. humidifiers, 16. exhaust blowers, 17. new blowers, a. first
Port, b. second port, c. third port, the 4th port d.
Specific embodiment
Although the utility model can easily show as various forms of embodiments, it is shown in the accompanying drawings and at this
What be will be explained in specification is only some of specific embodiments, while being understandable that this specification is construed as
The utility model principle it is exemplary illustrated, and be not intended to for the utility model being restricted to it is illustrated herein as.
As a result, a feature pointed in this specification by one embodiment to illustrate the utility model wherein
One feature, rather than imply that each embodiment of the utility model must have illustrated feature.Further it is to be noted that
It is that present specification describes many features.Although certain features can be combined to show possible system design,
These features can also be used for other combinations that explanation is not known.As a result, unless otherwise indicated, illustrated combination is not intended to
Limitation.
In the embodiment shown in the figures, the instruction (such as upper, lower, left, right, front and rear) in direction is practical to explain
The structure of novel various assemblies and movement are not absolute but opposite.When these components are in position shown in the drawings
When, these explanations are suitable.If the explanation of the position of these components changes, the instruction in these directions is also corresponding
Ground changes.
Below in conjunction with the attached drawing of this specification, the preferred embodiment of the utility model is further described in detail.
As shown in Figure 1, the utility model provides a kind of multi-state Fresh air handing device, comprising: compressor 1, four-way change
It exchanges heat to valve 2, first check-valve 3, second check-valve 9, third check-valves 10, the 4th check-valves 11, First Heat Exchanger 4, second
Device 5, third heat exchanger 6, the 4th heat exchanger 7, the 5th heat exchanger 8, the first electric expansion valve 12, the second electric expansion valve 13, mistake
Filter 14, humidifier 15, exhaust blower 16 and new blower 17, First Heat Exchanger 4, the second heat exchanger 5, third heat exchanger the 6, the 4th change
Hot device 7 and the 5th heat exchanger 8 can make evaporator or condenser uses, for being heated or cooled；Humidifier 15 can be used wet film and add
The modes such as wet, electrode humidification.
In example 1, as described in Figure 1, under summer operating mode, the first port a of compressor 1 and four-way reversing valve 2 and the
Three port c form first annular connection；The second port b of four-way reversing valve 2 and the 4th port d successively with first check-valve 3,
One heat exchanger 4, the second heat exchanger 5, third heat exchanger 6, third check-valves 10, the first electric expansion valve 12, the 4th heat exchanger 7 connect
It connects, forms the second annular and be connected in series.New blower 17 is located at 7 side of third heat exchanger 6 and the 4th heat exchanger, exchanges heat close to third
Device 6, outdoor fresh air is by being sent into interior by new blower 17 after the 4th heat exchanger 7 and third heat exchanger 6.Exhaust blower 16 is located at second
Outside heat exchanger 5, indoor exhaust wind flows through the second heat exchanger 5, is sent to outdoor by exhaust blower 17, realizes the recycling benefit of air draft energy
With.Filter 14 is located at the side of the 4th heat exchanger 7, and filter 14 is used for outdoor fresh air dust removal and filtration.Humidifier 15 is located at
The side of third heat exchanger 6, humidifier 15 are used to humidify outdoor fresh air, it is preferable that under summer operating mode, the not work of humidifier 15
Make.Second electric expansion valve 13 and the 5th heat exchanger 8 are connected in series to form radiation air conditioning device, and with the second annular company of series connection
Connect, the series connection of third annular is connected in parallel, cold water or hot water are produced by the 5th heat exchanger 8, realize radiation air-conditioner system
The demand united to cold source or heat source.First Heat Exchanger 4, the second heat exchanger 5, third heat exchanger 6 are used as condenser, and the 4th changes
Hot device 7 and the 5th heat exchanger 8 are used as evaporator.Cooling flow is the refrigerant that compressor 1 sucks low-pressure low-temperature, is compressed into
Compressor 1 is discharged in the refrigerant gas of high temperature and pressure, and high-temperature high-pressure refrigerant gas is passed through first after four-way reversing valve 2 to be stopped
Valve 3 is returned, the high temperature and high pressure gas come out from first check-valve 3 becomes high-temperature high-pressure liquid after being sent to 4 condensing heat-exchange of First Heat Exchanger
Body, the high temperature and pressure liquid refrigerant come out from First Heat Exchanger 4 is connected to supercooling in the second heat exchanger 5, from the second heat exchanger 5
High temperature and pressure liquid refrigerant out is connected to supercooling in third heat exchanger 6, and refrigerant liquid is in the second heat exchanger 5 and third
Supercooling in heat exchanger 6 can reduce refrigerant enthalpy, reduce compressor wasted work amount；The high-temperature high-pressure liquid come out from third heat exchanger 6
State refrigerant is respectively connected to the first electric expansion valve 12 and the second electric expansion valve 13 after third check-valves 10；First electronics
Expansion valve 12 controls the evaporating pressure in the 4th heat exchanger 7, meets the needs of fresh air system is to Cooling and Heat Source, high-temperature high-pressure refrigerant
Liquid becomes the gas-liquid binary states refrigerant of low-temp low-pressure, the gas-liquid binary states of low-temp low-pressure after the throttling of the first electric expansion valve 12
Refrigerant absorbs heat in the 4th heat exchanger 7；Second electric expansion valve 13 controls the evaporating pressure in the 5th heat exchanger 8, meets radiation
Demand of the air-conditioning system to Cooling and Heat Source, it is low that high-temperature high-pressure refrigerant liquid becomes low temperature after the throttling of the second electric expansion valve 13
The gas-liquid binary states refrigerant of the gas-liquid binary states refrigerant of pressure, low-temp low-pressure absorbs heat in the 5th heat exchanger 8, from 7 He of the 4th heat exchanger
Enter four-way reversing valve 2 after the refrigerant gas mixing for the low-temp low-pressure that 5th heat exchanger 8 comes out, low-temperature low-pressure refrigerant is from four
Logical reversal valve 2 is connected to compressor 1.Outdoor fresh air is being passed through by filter dust removal and filtration by 7 cooling and dehumidifying of the 4th heat exchanger
It crosses after third heat exchanger 6 heats and is sent into interior, be sent into indoor cold air distribution after avoidable fresh air cooling and dehumidifying and cause air port table
The moisture condensation risk in face.Indoor return air cools to the second heat exchanger 5, and refrigerant is carried out supercooling, improves cooling system amount, section
About operating cost.By low-temperature refrigerant in 5th heat exchanger 8 of radiation air conditioning device, heat exchanger produces cold water and meets radiation sky
Requirement of the adjusting system to cold source.
In example 2, as described in Figure 1, under winter condition, the first port a of compressor 1 and four-way reversing valve 2 and the
Three port c form first annular connection；The second port b of four-way reversing valve 2 and the 4th port d successively with the 4th heat exchanger 7,
One electric expansion valve 12, the 4th check-valves 11, First Heat Exchanger 4, the second heat exchanger 5, second check-valve 9 connect, and form third
Annular is connected in series, and new blower 17 is located at 7 side of third heat exchanger 6 and the 4th heat exchanger, outdoor new close to third heat exchanger 6
Wind is by being sent into interior by new blower 17 after the 4th heat exchanger 7 and third heat exchanger 6.Exhaust blower 16 is located at outside the second heat exchanger 5
Portion, indoor exhaust wind flow through the second heat exchanger 5, are sent to outdoor by exhaust blower 17, realize the recycling of air draft energy.Filter
14 are located at the side of the 4th heat exchanger 7, and filter 14 is used for outdoor fresh air dust removal and filtration.Humidifier 15 is located at third heat exchanger
6 side, humidifier 15 are used to humidify outdoor fresh air.Second electric expansion valve 13 is connected in series to form with the 5th heat exchanger 8
Radiation air conditioning device, and be connected in parallel with the second annular series connection, the series connection of third annular, pass through the 5th heat exchanger
8 produce cold water or hot water, realize demand of the air-conditioning system to cold source or heat source.First Heat Exchanger 4, the second heat exchanger 5 are made
For evaporator use, third heat exchanger 6 does not work, and the 4th heat exchanger 7, the 5th heat exchanger 8 are used as condenser.Heat process
The predominantly refrigerant of the sucking of compressor 1 low-pressure low-temperature is compressed into the refrigerant gas discharge compressor 1 of high temperature and pressure；High temperature
Higher pressure refrigerant gas is divided into two-way after four-way reversing valve 2, leads to the 4th heat exchanger 7 and the 5th heat exchanger 8, high temperature respectively
The refrigerant vapour of high pressure is condensed into the refrigerant liquid of high temperature and pressure, the refrigerant liquid of high temperature and pressure in the 4th heat exchanger 7
Body becomes the gas-liquid binary states refrigerant of low-temp low-pressure by the throttling of the first electric expansion valve 12；The refrigerant vapour of high temperature and pressure exists
The refrigerant liquid of high temperature and pressure is condensed into 5th heat exchanger 8, the refrigerant liquid of high temperature and pressure passes through the second electronic expansion
Valve 13, which throttles, becomes the gas-liquid binary states refrigerant of low-temp low-pressure；It is come out from the first electric expansion valve 12 and the second electric expansion valve 13
Low-temp low-pressure gas-liquid two-phase cold-producing medium mixing after by the 4th check-valves 11, low-temp low-pressure gas-liquid two-phase cold-producing medium enters the
The refrigerant vapour for becoming low-temp low-pressure after one heat exchanger 4, from First Heat Exchanger 4 come out low-temp low-pressure refrigerant vapour into
Enter the second heat exchanger 5 overheat, the low-temperature low-pressure refrigerant steam that the second heat exchanger 5 comes out enters four after second check-valve 9
Port valve 2, low-temperature low-pressure refrigerant are connected to compressor 1 from four-way valve 2.Outdoor fresh air passes through 14 dust removal and filtration of filter, by the
The heating of four heat exchangers 7, it is indoor being sent by the humidification of humidifier 15.Indoor return air is to 5 heat temperature raising of the second heat exchanger, refrigerant
Heat increase is crossed, heating capacity is improved, reduces energy consumption of compressor.Pass through high temperature refrigerant in the 5th heat exchanger 8 of radiation air conditioning device,
Heat exchanger hot water preparing meets requirement of the air-conditioning system to heat source.
In the third embodiment, as described in Figure 1, under yellow plum day operating condition, the first port a of compressor 1 and four-way reversing valve 2 and
Third port c forms first annular connection；The second port b and the 4th port d of four-way reversing valve 2 successively with first check-valve 3,
First Heat Exchanger 4, the second heat exchanger 5, third heat exchanger 6, third check-valves 10, the first electric expansion valve 12, the 4th heat exchanger 7
Connection forms the second annular and is connected in series.New blower 17 is located at 7 side of third heat exchanger 6 and the 4th heat exchanger, changes close to third
Hot device 6, outdoor fresh air is by being sent into interior by new blower 17 after the 4th heat exchanger 7 and third heat exchanger 6.Exhaust blower 16 is located at the
Outside two heat exchangers 5, indoor exhaust wind flows through the second heat exchanger 5, is sent to outdoor by exhaust blower 17, realizes the recycling of air draft energy
It utilizes.Filter 14 is located at the side of the 4th heat exchanger 7, and filter 14 is used for outdoor fresh air dust removal and filtration.Humidifier 15
In the side of third heat exchanger 6, humidifier 15 is used to humidify outdoor fresh air, it is preferable that under yellow plum day operating condition, humidifier 15 is not
Work.Second electric expansion valve 13 and the 5th heat exchanger 8 are connected in series to form radiation air conditioning device, and with the second annular company of series connection
Connect, the series connection of third annular is connected in parallel, cold water or hot water are produced by the 5th heat exchanger 8, realize radiation air-conditioner system
The demand united to cold source or heat source.First Heat Exchanger 4, the second heat exchanger 5, third heat exchanger 6 are used as condenser, and the 4th changes
Hot device 7 is used as evaporator, and the 5th heat exchanger 8 does not use.Dehumidifying process is mainly the refrigeration that compressor 1 sucks low-pressure low-temperature
Agent is compressed into the refrigerant gas discharge compressor 1 of high temperature and pressure；High-temperature high-pressure refrigerant gas is after four-way reversing valve 2
It is passed through first check-valve 3, the high temperature and high pressure gas come out from first check-valve 3 becomes after being sent to 4 condensing heat-exchange of First Heat Exchanger
High temperature high pressure liquid, the high temperature and pressure liquid refrigerant come out from First Heat Exchanger 4 are connected to supercooling in the second heat exchanger 5, from
The high temperature and pressure liquid refrigerant that second heat exchanger 5 comes out is connected to supercooling in third heat exchanger 6, comes out from third heat exchanger 6
High temperature and pressure liquid refrigerant the first electric expansion valve 12 is accessed after third check-valves 10；The control of first electric expansion valve 12
The evaporating pressure in the 4th heat exchanger 7 is made, meets the needs of fresh air system is to dehumidifying, high-temperature high-pressure refrigerant liquid passes through first
Electric expansion valve 12 becomes the gas-liquid binary states refrigerant of low-temp low-pressure after throttling, the gas-liquid binary states refrigerant of low-temp low-pressure is the 4th
Heat exchanger 7 absorbs heat；The refrigerant gas of the low-temp low-pressure come out from the 4th heat exchanger 7 enters four-way reversing valve 2, low-temp low-pressure system
Cryogen is connected to compressor 1 from four-way reversing valve 2.Outdoor fresh air passes through 14 dust removal and filtration of filter, cooling by the 4th heat exchanger 7
Dehumidifying is sent into indoor after heating using third heat exchanger 6；Indoor return air cools to the second heat exchanger 5；Radiation air-conditioner dress
The 5th heat exchanger 8 pause set uses.
It should be noted that above-described embodiment can be freely combined as needed.The above is only the utility model
Preferred embodiment, it is noted that for those skilled in the art, do not departing from the utility model principle
Under the premise of, several improvements and modifications can also be made, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (6)
1. a kind of multi-state Fresh air handing device characterized by comprising
Compressor, four-way reversing valve, first check-valve, second check-valve, third check-valves, the 4th check-valves, First Heat Exchanger,
Second heat exchanger, third heat exchanger, the 4th heat exchanger, the first electric expansion valve, the First Heat Exchanger, second heat exchange
Device, the third heat exchanger and the 4th heat exchanger can make evaporator or condenser uses, for being heated or cooled；
The first port and third port of the compressor and the four-way reversing valve form first annular circuit；
The second port of the four-way reversing valve successively exchanges heat with the first check-valve, the First Heat Exchanger, described second
Device, the third heat exchanger, the third check-valves, first electric expansion valve, the 4th heat exchanger, the four-way change
It is connected to the 4th port of valve, forms the second loop checking installation, this circulation loop realizes the system of the multi-state Fresh air handing device
SAPMAC method, the indoor return air that the multi-state Fresh air handing device generates cool to second heat exchanger, by refrigerant into
Row cooling, realizes the recycling of energy；
4th port of the four-way reversing valve successively with the 4th heat exchanger, first electric expansion valve, the described 4th
Check-valves, the First Heat Exchanger, second heat exchanger, the second check-valve, the second port of the four-way reversing valve
Connection, forms third loop back path, this circulation loop realizes the heating and dehumidifying of the multi-state Fresh air handing device, the multiplexing
Refrigerant is heated the second heat exchanger heat temperature raising by the indoor return air that condition Fresh air handing device generates, and realizes energy
Recycling；
The refrigeration outlet end of second heat exchanger is connect with the refrigeration input end of the second check-valve, and is changed with the third
The refrigeration input end of hot device connects；The refrigeration outlet end of the third check-valves and the heating input end of the 4th check-valves connect
It connects, and the heating outlet end with first expansion valve.
2. multi-state Fresh air handing device according to claim 1, it is characterised in that:
It further include new blower, the fresh air machine is located at the third heat exchanger and the 4th heat exchanger side, close to described
Three heat exchangers；Outdoor fresh air is indoor by being sent into after the 4th heat exchanger and the third heat exchanger by the new blower.
3. multi-state Fresh air handing device according to claim 2, it is characterised in that:
It further include exhaust blower, the exhaust blower is located at the outside of second heat exchanger, and indoor exhaust wind flows through second heat exchange
Device is sent to outdoor by the exhaust blower, realizes the recycling of air draft energy.
4. multi-state Fresh air handing device according to claim 1, it is characterised in that:
It further include filter, the filter is located at the side of the 4th heat exchanger, and the filter is used for outdoor fresh air
Dust removal and filtration.
5. multi-state Fresh air handing device according to claim 1, it is characterised in that:
It further include humidifier, the humidifier is located at the side of the third heat exchanger, and the humidifier is used for outdoor fresh air
Humidification.
6. multi-state Fresh air handing device according to claim 1, it is characterised in that:
It further include the second electric expansion valve and the 5th heat exchanger, the first end of second electric expansion valve and first electronics
The refrigeration input end of expansion valve connects, and connect with the heating input end of the 4th check-valves；Second electric expansion valve
Second end connect with the second end of the 5th heat exchanger；The first end of 5th heat exchanger and the 4th heat exchanger
The connection of refrigeration outlet end, and connect with the 4th port of the four-way reversing valve；5th heat exchanger for produce cold water or
Hot water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920271100.6U CN209588313U (en) | 2019-03-04 | 2019-03-04 | A kind of multi-state Fresh air handing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920271100.6U CN209588313U (en) | 2019-03-04 | 2019-03-04 | A kind of multi-state Fresh air handing device |
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| Publication Number | Publication Date |
|---|---|
| CN209588313U true CN209588313U (en) | 2019-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920271100.6U Withdrawn - After Issue CN209588313U (en) | 2019-03-04 | 2019-03-04 | A kind of multi-state Fresh air handing device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110939995A (en) * | 2019-12-18 | 2020-03-31 | 珠海格力电器股份有限公司 | Air conditioning system |
| CN112378004A (en) * | 2020-11-19 | 2021-02-19 | 青岛海信日立空调系统有限公司 | Air conditioning apparatus |
| CN112503791A (en) * | 2020-11-27 | 2021-03-16 | 上海理工大学 | Direct-expansion temperature and humidity separate control air conditioning system based on double evaporation temperatures and control method thereof |
-
2019
- 2019-03-04 CN CN201920271100.6U patent/CN209588313U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110939995A (en) * | 2019-12-18 | 2020-03-31 | 珠海格力电器股份有限公司 | Air conditioning system |
| CN112378004A (en) * | 2020-11-19 | 2021-02-19 | 青岛海信日立空调系统有限公司 | Air conditioning apparatus |
| CN112378004B (en) * | 2020-11-19 | 2022-07-12 | 青岛海信日立空调系统有限公司 | Air conditioning apparatus |
| CN112503791A (en) * | 2020-11-27 | 2021-03-16 | 上海理工大学 | Direct-expansion temperature and humidity separate control air conditioning system based on double evaporation temperatures and control method thereof |
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