CN218787582U - Fresh air processing system - Google Patents
Fresh air processing system Download PDFInfo
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- CN218787582U CN218787582U CN202222796152.XU CN202222796152U CN218787582U CN 218787582 U CN218787582 U CN 218787582U CN 202222796152 U CN202222796152 U CN 202222796152U CN 218787582 U CN218787582 U CN 218787582U
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- heat exchanger
- fresh air
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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
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Abstract
The utility model discloses a fresh air processing system, including the fresh air wind channel, the heat pipe, a compressor, outdoor heat exchanger, electronic expansion valve, indoor heat exchanger and the wind channel of airing exhaust, the export of compressor is passed through the four-way reversing valve and is connected with outdoor heat exchanger's one end, outdoor heat exchanger's the other end passes through electronic expansion valve and is connected with indoor heat exchanger's one end, indoor heat exchanger's the other end passes through the four-way reversing valve and is connected with the entry linkage of compressor, the export of compressor is equipped with a refrigerant branch road pipe on to the pipeline of four-way reversing valve, refrigerant branch road pipe passes through the solenoid valve and the heat exchanger is connected with outdoor heat exchanger's the other end, the heat pipe is arranged in the fresh air wind channel in, the condensation segment is arranged in indoor heat exchanger's fan exit, the evaporation segment is arranged in the fresh air wind channel, outdoor heat exchanger's fan import department is arranged in the export in the wind channel of airing exhaust. The system can independently process indoor fresh air and exhaust air, is energy-saving and efficient, and can solve the problem of frosting outside the outdoor unit in winter.
Description
Technical Field
The utility model relates to a be applied to the processing system of air conditioner, specifically be a new trend processing system.
Background
Heating ventilation air conditioning systems usually require a certain amount of fresh air to be introduced into a room and exhausted. Outdoor fresh air can be sent into a room only by heat and humidity treatment due to the temperature, the humidity and the like. During the refrigeration period in summer, the outdoor air is usually high in temperature and humidity, and the air needs to be cooled and dehumidified; during winter heating, outdoor air is usually low in temperature and humidity, and heating and humidifying treatment is required for the outdoor air.
At present, the fresh air dehumidification adopts the mode of cooling dehumidification mostly, lets in the refrigerated water surface cooler, through reducing the fresh air temperature to the dehumidification below the dew point temperature, adopts electrical heating's mode again, improves its temperature and reduces relative humidity, sends into indoor again.
The existing fresh air system is complex, has more equipment and occupies large space; meanwhile, when the outdoor temperature is low, the heat pump system also has the problem of frosting on the surface of the outdoor unit during heating in winter, so that the heat exchange environment of the outdoor heat exchanger is severe and the performance of the unit is influenced; and if the fresh air and the exhaust air are processed together, the possibility of cross contamination also exists.
Disclosure of Invention
The utility model aims to solve the technical problem that, to prior art's not enough, provide one kind can carry out independent processing and energy-conserving high-efficient, can alleviate the fresh air processing system of the outside problem of frosting of outdoor unit in winter to indoor new trend and air exhaust.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: a fresh air processing system comprises a fresh air duct, a heat pipe, a compressor, an outdoor heat exchanger, an electronic expansion valve, an indoor heat exchanger and an air exhaust duct, wherein an outlet of the compressor is connected with one end of the outdoor heat exchanger through a four-way reversing valve, the other end of the outdoor heat exchanger is connected with one end of the indoor heat exchanger through the electronic expansion valve, the other end of the indoor heat exchanger is connected with an inlet of the compressor through the four-way reversing valve, a refrigerant branch pipe is arranged on a pipeline from an outlet of the compressor to the four-way reversing valve, the refrigerant branch pipe is connected with the other end of the outdoor heat exchanger through an electromagnetic valve and a heat exchanger, the heat exchanger is arranged in the fresh air duct, the heat pipe comprises a condensation section and an evaporation section, the condensation section is arranged at an outlet of the fan of the indoor heat exchanger, the evaporation section of the air duct is arranged in the fresh air duct, and an outlet of the air exhaust duct is arranged at an inlet of the fan of the outdoor heat exchanger.
The utility model discloses the theory of operation of new trend processing system in summer does: during refrigeration in summer, refrigerants in the system are compressed by the compressor firstly, enter the outdoor heat exchanger through the four-way reversing valve, release heat to the outdoor environment, enter the indoor heat exchanger through the throttling of the electronic expansion valve, absorb indoor heat, finally enter the compressor through the four-way reversing valve, and form circulation. The outlet of the indoor air exhaust duct is arranged at the inlet of the fan of the outdoor heat exchanger, the indoor air exhaust temperature is low, and when the indoor air exhaust duct passes through the outdoor heat exchanger, the efficiency of the outdoor heat exchanger can be improved, the condensing pressure is reduced, and therefore the energy efficiency ratio of the whole system is improved.
The utility model discloses new trend processing system is at winter theory of operation: when heating in winter, a refrigerant in the system is compressed by the compressor, enters the indoor heat exchanger through the four-way reversing valve, releases heat indoors, enters the outdoor heat exchanger through the throttling of the electronic expansion valve, absorbs outdoor environment heat, and finally enters the compressor through the four-way reversing valve to form circulation. In addition, indoor exhaust air with higher temperature passes through the outdoor heat exchanger, so that the heat exchange efficiency of the outdoor heat exchanger and the efficiency of a system are improved, and the problem of frosting of the outside of the outdoor unit in winter is solved.
The utility model discloses fresh air processing system can carry out the independent processing to indoor new trend and airing exhaust, and mutually noninterfere has avoided cross contamination's the condition, can carry out the preliminary treatment to introducing indoor new trend simultaneously to carry out reasonable energy recuperation to indoor airing exhaust, not only energy-conservation improves whole air conditioning system's performance and energy efficiency ratio, has still effectively alleviated the problem that winter off-premises station frosted. Furthermore, the utility model discloses new trend processing system has adopted the heat pipe, can improve heat exchange efficiency, and the heat pipe occupies less indoor heat exchanger's space, does not have unnecessary noise, need not to add the surface cooler, and is simple reliable.
Preferably, the evaporation section and the heat exchanger are arranged in front and at the back along the fresh air direction in the fresh air duct.
Preferably, the condensing section and the evaporating section are respectively provided with fins. After the fins are adopted, a better high-efficiency heat exchange effect can be achieved.
Preferably, the number of the heat pipes is multiple.
Compared with the prior art, the utility model has the advantages of as follows:
1) The utility model adopts the heat pipe, which can improve the heat exchange efficiency, and the heat pipe occupies the smaller space of the indoor heat exchanger, has no redundant noise, does not need to add a surface cooler, and is simple and reliable;
2) The fresh air processing system of the utility model can independently process indoor fresh air and exhaust air without mutual interference, thereby avoiding the condition of cross contamination;
3) The utility model discloses new trend processing system has carried out reasonable energy recuperation, and the higher indoor exhaust of temperature passes through outdoor heat exchanger, has improved outdoor heat exchanger's heat exchange efficiency and systematic efficiency to improve whole air conditioning system's performance and energy efficiency ratio, still effectively alleviated the problem that winter off-premises station frosted.
Drawings
Fig. 1 is a schematic structural diagram of a fresh air processing system in an embodiment.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
The fresh air processing system of the embodiment, as shown in fig. 1, includes a fresh air duct 1, a heat pipe 2, a compressor 5, an outdoor heat exchanger 6, an electronic expansion valve 7, an indoor heat exchanger 8 and an exhaust air duct 9, an outlet of the compressor 5 is connected with one end of the outdoor heat exchanger 6 through a four-way reversing valve 10, the other end of the outdoor heat exchanger 6 is connected with one end of the indoor heat exchanger 8 through the electronic expansion valve 7, the other end of the indoor heat exchanger 8 is connected with an inlet of the compressor 5 through the four-way reversing valve 10, a refrigerant branch pipe 11 is arranged on a pipeline from the outlet of the compressor 5 to the four-way reversing valve 10, the refrigerant branch pipe 11 is connected with the other end of the outdoor heat exchanger 6 through an electromagnetic valve 4 and a heat exchanger 3, the heat exchanger 3 is disposed in the fresh air duct 1, the heat pipe 2 includes a condensation section 12 and an evaporation section 13, the condensation section 12 is disposed at an outlet of a fan air duct of the indoor heat exchanger 8, the evaporation section 13 is disposed in the fresh air duct 1, and an outlet of the exhaust air duct 9 is disposed at an inlet of the fan of the outdoor heat exchanger 6.
In this embodiment, the number of the heat pipes 2 is multiple, and the condensing section 12 and the evaporating section 13 of the heat pipe 2 are respectively provided with fins 14. Along the new trend direction in the new trend wind channel 1, evaporation zone 13 and heat exchanger 3 arrange from beginning to end, get into the new trend in new trend wind channel 1 promptly, pass through evaporation zone 13 earlier, get into heat exchanger 3 again.
During refrigeration in summer, a refrigerant in the system is firstly compressed by the compressor 5, then enters the outdoor heat exchanger 6 through the four-way reversing valve 10, releases heat to the outdoor environment, then enters the indoor heat exchanger 8 through the throttling of the electronic expansion valve 7, absorbs indoor heat, finally enters the compressor 5 through the four-way reversing valve 10 to form circulation, at the moment, outdoor fresh air with high temperature and high humidity is introduced into the fresh air duct 1, and exchanges heat with the indoor heat exchanger 8 through the heat pipe 2, the temperature of the fresh air is reduced to the dew point temperature by the evaporation section 13 of the heat pipe 2, the moisture content of the fresh air is reduced, then the electromagnetic valve 4 is opened through the heat exchanger 3 in the fresh air duct 1, so that the fresh air exchanges heat with exhaust of the compressor 5, the fresh air is heated, the relative humidity is reduced, and the fresh air is sent into the room after reaching a proper air supply state point. The outlet of the indoor air exhaust duct 9 is arranged at the inlet of the fan of the outdoor heat exchanger 6, the indoor air exhaust temperature is low, when the indoor air exhaust passes through the outdoor heat exchanger 6, the efficiency of the outdoor heat exchanger 6 can be improved, the condensing pressure is reduced, and therefore the energy efficiency ratio of the whole system is improved.
When heating in winter, a refrigerant in the system is compressed by the compressor 5, enters the indoor heat exchanger 8 through the four-way reversing valve 10, releases heat indoors, then enters the outdoor heat exchanger 6 through the throttling of the electronic expansion valve 7, absorbs outdoor environment heat, and finally enters the compressor 5 through the four-way reversing valve 10 to form circulation, at the moment, low-temperature and low-humidity outdoor fresh air is introduced into the fresh air duct 1, exchanges heat with the indoor heat exchanger 8 through the heat pipe 2, the electromagnetic valve 4 can be opened after the temperature of the fresh air is raised to a proper air supply temperature, the fresh air and exhaust of the compressor 5 exchange heat again through the heat exchanger 3, and finally the ideal air supply temperature is achieved. In addition, indoor exhaust air with higher temperature passes through the outdoor heat exchanger 6, so that the heat exchange efficiency of the outdoor heat exchanger 6 and the efficiency of a system are improved, and meanwhile, the problem of frosting outside the outdoor unit in winter is solved.
The fresh air processing system can independently process indoor fresh air and exhaust air, mutual interference is avoided, cross contamination is avoided, meanwhile, the introduced indoor fresh air can be preprocessed, reasonable energy recovery is carried out on indoor exhaust air, energy is saved, the performance and the energy efficiency ratio of the whole air conditioning system are improved, and the problem of frosting of the outdoor unit in winter is effectively solved.
Claims (4)
1. A fresh air processing system is characterized by comprising a fresh air duct, a heat pipe, a compressor, an outdoor heat exchanger, an electronic expansion valve, an indoor heat exchanger and an air exhaust duct, wherein an outlet of the compressor is connected with one end of the outdoor heat exchanger through a four-way reversing valve, the other end of the outdoor heat exchanger is connected with one end of the indoor heat exchanger through the electronic expansion valve, the other end of the indoor heat exchanger is connected with an inlet of the compressor through the four-way reversing valve, a refrigerant branch pipe is arranged on a pipeline from an outlet of the compressor to the four-way reversing valve, the refrigerant branch pipe is connected with the other end of the outdoor heat exchanger through an electromagnetic valve and a heat exchanger, the heat exchanger is arranged in the fresh air duct, the heat pipe comprises a condensation section and an evaporation section, the condensation section is arranged at an outlet of a fan of the indoor heat exchanger, the evaporation section is arranged in the fresh air duct, and an outlet of the air exhaust duct is arranged at an inlet of the outdoor heat exchanger.
2. A fresh air handling system according to claim 1 wherein the evaporator section and the heat exchanger are arranged in tandem along the direction of fresh air in the fresh air duct.
3. A fresh air handling system as claimed in claim 1 wherein the condensing section and the evaporating section are each finned.
4. A fresh air handling system according to any of claims 1 to 3 wherein the number of heat pipes is plural.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222796152.XU CN218787582U (en) | 2022-10-24 | 2022-10-24 | Fresh air processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222796152.XU CN218787582U (en) | 2022-10-24 | 2022-10-24 | Fresh air processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218787582U true CN218787582U (en) | 2023-04-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222796152.XU Active CN218787582U (en) | 2022-10-24 | 2022-10-24 | Fresh air processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218787582U (en) |
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2022
- 2022-10-24 CN CN202222796152.XU patent/CN218787582U/en active Active
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