CN211084489U - Air expansion refrigerating system - Google Patents
Air expansion refrigerating system Download PDFInfo
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- CN211084489U CN211084489U CN201921627467.3U CN201921627467U CN211084489U CN 211084489 U CN211084489 U CN 211084489U CN 201921627467 U CN201921627467 U CN 201921627467U CN 211084489 U CN211084489 U CN 211084489U
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- expander
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- refrigerating system
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Abstract
The utility model provides an air expansion refrigerating system belongs to air conditioner refrigeration technology field, and it specifically includes air compressor, air cooler and the air expander that connects gradually from the past backward, is connected with driving motor at air compressor's input, and air cooler is the forced air cooling heat exchanger, and the cooling fan of forced air cooling heat exchanger passes through the transmission shaft and is connected with the output of air expander. The air expansion refrigerating system of the utility model can realize the energy saving and consumption reduction of the refrigerating system; the air is used as the refrigerant to replace the traditional toxic and harmful refrigerant, the environment-friendly effect is obvious, and the sealing system of the refrigerating system is also simplified; and can effectively filter the indoor air and reduce the humidity of the indoor air.
Description
Technical Field
The utility model belongs to the technical field of the air conditioner refrigeration, concretely relates to air expansion refrigerating system.
Background
Generally, people pay most attention to the energy consumption of an air-conditioning refrigeration system when purchasing an air conditioner, especially for a large-scale air conditioner, the power consumption of the air-conditioning refrigeration system is very considerable, and therefore, how to reduce the energy consumption of the air-conditioning refrigeration system is one of the hot topics researched by researchers in related fields, and meanwhile, the refrigerant used in the air-conditioning refrigeration system is also the key point of research, because the requirements on the type and the filling amount of the refrigerant are higher and higher along with the continuous improvement of the environmental protection requirements.
In addition, with the improvement of life quality, people have higher and higher requirements on indoor air environment, PM2.5 of indoor air needs to be reduced, and indoor air humidity needs to be reduced in the midsummer to improve indoor comfort.
SUMMERY OF THE UTILITY MODEL
In order to reduce air expansion refrigerating system's energy consumption, simultaneously clean room air, reduce indoor air humidity, the utility model provides an air expansion refrigerating system, its concrete technical scheme as follows:
the utility model provides an air expansion refrigerating system, includes air compressor, air cooler and the air expander that connects gradually from the past backward, air compressor's input is connected with driving motor, air cooler is the forced air cooling heat exchanger, and the cooling fan of forced air cooling heat exchanger passes through the transmission shaft and is connected with the output of air expander.
Further, the cooling fan of the air-cooled heat exchanger is connected with the output end of the air expander through a coupler.
Further defined, the air compressor is a centrifugal air compressor.
Further, the front end of the air inlet of the centrifugal air compressor is provided with an air filter.
Further defined, the air expander is a centrifugal air expander.
Further, a water removal tank is arranged on a connecting pipeline of the centrifugal air expander and the air cooler.
Further, the refrigerant in the air expansion refrigeration system is air.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the expansion refrigeration system of the utility model is sequentially connected with an air compressor, an air cooler and an air expander from front to back, the input end of the air compressor is connected with a driving motor, the air cooler is an air-cooled heat exchanger, and a cooling fan of the air-cooled heat exchanger is connected with the output end of the air expander through a transmission shaft or a shaft coupling; the cooling fan of the air-cooled heat exchanger is directly driven to rotate by the output power of the air expander, so that the extra power consumption of the cooling fan in the cooling process is reduced, and the energy consumption of the whole refrigeration system is reduced.
2. An air filter is arranged at the front end of an air inlet of the centrifugal air compressor, and a water removal tank is arranged on a connecting pipeline of the centrifugal air expander and the air cooler; PM2.5 etc. and other impurity filtration that air cleaner will get into centrifugal air compressor's indoor air to improve the indoor air environment, simultaneously, the unnecessary moisture in the dewatering tank can get rid of the air, reduces the humidity of indoor air, improves people's comfort.
3. The utility model discloses a refrigerant that uses among the inflation formula refrigerating system is the air, and is not only with low costs, but also can reach energy-concerving and environment-protective requirement.
Drawings
FIG. 1 is a schematic structural view of an air expansion refrigeration system of the present invention;
the system comprises a driving motor 1, an air compressor 2, an air filter 3, a coupler 4, an air expander 5, a dewatering tank 6 and an air cooler 7.
Detailed Description
The technical solution of the present invention is further explained below with reference to the drawings and examples, but the present invention is not limited to the embodiments explained below.
Referring to fig. 1, for the utility model discloses air expansion refrigerating system, it is including driving motor 1, air compressor 2, air expander 5 and air cooler 7, driving motor 1 is connected with air compressor 2's input through the connecting axle, air compressor 2's gas outlet is passed through the pipeline and is connected with air cooler 7's air inlet, air cooler 7's gas outlet is passed through the pipeline and is connected with air expander 5's air inlet, air cooler 7 is the air-cooled heat exchanger, the cooling fan of air-cooled heat exchanger is connected with air expander's output, and the refrigerant that uses among this refrigerating system is the air.
Example 1
The air compressor 2 of this embodiment is a centrifugal air compressor, the air expander 5 is a centrifugal air expander, and a cooling fan of the air-cooled heat exchanger 7 is connected to an output end of the centrifugal air expander through a transmission shaft.
When the air conditioner works, indoor low-pressure high-temperature air enters the centrifugal air compressor, the centrifugal air compressor compresses the low-pressure high-temperature air into high-pressure high-temperature air through the driving of the driving motor 1, then the high-pressure high-temperature air enters the air cooler 7 to be cooled, the air cooler 7 cools the high-pressure high-temperature air into high-pressure low-temperature air, finally the high-pressure low-temperature air enters the centrifugal air expander to be expanded, the high-pressure low-temperature air is expanded into low-pressure low-temperature air through the centrifugal air expander, and the low-pressure low-temperature air is discharged into a room through the air outlet of the centrifugal air expander to achieve.
Example 2
The air compressor 2 of this embodiment is a centrifugal air compressor, the air expander 5 is a centrifugal air expander, the front end of the air inlet of the centrifugal air compressor is connected with an air filter 3, a water removing tank 6 is arranged on a connecting pipeline between the air outlet of an air cooler 7 and the air inlet of the centrifugal air expander, and a cooling fan of an air cooling heat exchanger 7 is connected with the output end of the centrifugal air expander through a coupler 4.
When the air conditioner works, indoor low-pressure high-temperature air is filtered by the air filter 3 and then enters the centrifugal air compressor, the centrifugal air compressor compresses the low-pressure high-temperature air into high-pressure high-temperature air by the driving of the driving motor 1, then the high-pressure high-temperature air enters the air cooler 7 for cooling, the air cooler 7 cools the high-pressure high-temperature air into high-pressure low-temperature air, finally the high-pressure low-temperature air is subjected to excessive moisture removal by the water removal tank 6 and then enters the centrifugal air expander for expansion, the centrifugal air expander expands the high-pressure low-temperature air into low-pressure low-temperature air, and then the low-pressure low-temperature air is discharged into the room through the air outlet of the centrifugal air expander, so that the indoor air.
Claims (7)
1. The utility model provides an air expansion refrigerating system, its characterized in that includes air compressor (2), air cooler (7) and air expander (5) that connect gradually backward from the past, the input of air compressor (2) is connected with driving motor (1), air cooler (7) are air-cooled heat exchanger, and the cooling fan of air-cooled heat exchanger passes through the transmission shaft and is connected with the output of air expander (5).
2. The air expansion refrigeration system as claimed in claim 1, wherein the cooling fan of the air-cooled heat exchanger is connected to the output end of the air expander (5) through a coupling (4).
3. An air expansion refrigeration system according to claim 1, wherein said air compressor (2) is a centrifugal air compressor.
4. An air expansion refrigeration system according to claim 3, characterized in that the air inlet front end of the centrifugal air compressor is provided with an air filter (3).
5. An air expansion refrigeration system according to claim 1, wherein said air expander (5) is a centrifugal air expander.
6. An air expansion refrigeration system according to claim 5, characterized in that a water scavenging tank (6) is provided on the connection line of the centrifugal air expander and the air cooler (7).
7. The air expansion refrigeration system according to any one of claims 1 to 6, wherein the refrigerant in the air expansion refrigeration system is air.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921627467.3U CN211084489U (en) | 2019-09-27 | 2019-09-27 | Air expansion refrigerating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921627467.3U CN211084489U (en) | 2019-09-27 | 2019-09-27 | Air expansion refrigerating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211084489U true CN211084489U (en) | 2020-07-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921627467.3U Active CN211084489U (en) | 2019-09-27 | 2019-09-27 | Air expansion refrigerating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211084489U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112556219A (en) * | 2020-11-23 | 2021-03-26 | 珠海格力电器股份有限公司 | Air conditioner |
-
2019
- 2019-09-27 CN CN201921627467.3U patent/CN211084489U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112556219A (en) * | 2020-11-23 | 2021-03-26 | 珠海格力电器股份有限公司 | Air conditioner |
| CN112556219B (en) * | 2020-11-23 | 2021-12-24 | 珠海格力电器股份有限公司 | Air conditioner |
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