CN219784314U - Microchannel type stainless steel cold dryer - Google Patents
Microchannel type stainless steel cold dryer Download PDFInfo
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- CN219784314U CN219784314U CN202320951917.4U CN202320951917U CN219784314U CN 219784314 U CN219784314 U CN 219784314U CN 202320951917 U CN202320951917 U CN 202320951917U CN 219784314 U CN219784314 U CN 219784314U
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- Prior art keywords
- evaporator
- micro
- stainless steel
- heat exchanger
- microchannel
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- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 27
- 239000010935 stainless steel Substances 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000007788 liquid Substances 0.000 claims abstract description 17
- 238000001035 drying Methods 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 5
- 238000013461 design Methods 0.000 abstract description 2
- 239000003507 refrigerant Substances 0.000 description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- -1 moisture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000010726 refrigerant oil Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Drying Of Gases (AREA)
Abstract
The utility model discloses a micro-channel stainless steel cold dryer, which particularly relates to the technical field of cold dryers, and comprises a pre-cooler, a micro-channel heat exchanger, an evaporator, a gas-water separator, an automatic drain valve, an air gun, a compressor, a condenser, a drying filter, a throttle valve and a liquid storage device, wherein the pre-cooler is connected with the micro-channel heat exchanger; a plurality of clapboards are arranged between the inner walls of the evaporator to form a plurality of micro-channels, and two ends of each clapboard are respectively connected with the inner walls of the evaporator. The microchannel heat exchanger and the evaporator of the utility model adopt the design of the microchannels, thus not only improving the pressure resistance and durability, but also improving the heat exchange performance and having a certain energy-saving effect.
Description
Technical Field
The utility model relates to the technical field of cold and dry machines, in particular to a micro-channel stainless steel cold and dry machine.
Background
The cold dryer is a short term of a freeze dryer, and is a novel technology which is introduced, belongs to an air source treatment element in a pneumatic system, and utilizes a refrigerant to exchange heat with compressed air so as to reduce the temperature of the compressed air to the dew point temperature in the range of 2-10 ℃. However, in the use process of the existing cold dryer, due to the adoption of the traditional common shell-and-tube heat exchanger, a large amount of refrigerating gas is required to be used when the cold dryer is used, so that the use amount of the compressor in the cold dryer is increased, the compression power is increased, the use power of the cold dryer is larger, and the use of enterprises is not facilitated.
Disclosure of Invention
The utility model mainly aims to provide a micro-channel stainless steel cold dryer which can effectively solve one of the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
a micro-channel stainless steel cold dryer comprises a pre-cooler, a micro-channel heat exchanger, an evaporator, a gas-water separator, an automatic drain valve and an air gun,
the pre-cooler is connected with the micro-channel heat exchanger, the micro-channel heat exchanger is connected with the evaporator, the evaporator is connected with the gas-water separator, and the gas-water separator is also connected with the micro-channel heat exchanger;
a plurality of clapboards are arranged between the inner walls of the evaporator to form a plurality of micro-channels, and two ends of each clapboard are respectively connected with the inner walls of the evaporator.
Preferably: the automatic drain valve and the air gun are respectively arranged above the air-water separator.
Preferably: the micro-channel stainless steel cold dryer further comprises a compressor, a condenser, a dry filter, a throttle valve and a liquid reservoir.
Preferably: the inlet end of the compressor is connected with the liquid storage device, and the outlet end of the compressor is connected with the inlet end of the condenser.
Preferably: the outlet end of the condenser is connected with the evaporator through a pipeline, and a drying filter and a throttle valve are respectively arranged above the connected pipeline.
Preferably: the liquid reservoir is also connected with the evaporator.
Preferably: the pre-cooler, the micro-channel heat exchanger, the evaporator, the gas-water separator, the automatic drain valve, the air gun, the compressor, the condenser, the dry filter, the throttle valve and the liquid reservoir are all positioned in a machine body made of stainless steel materials, so that the micro-channel stainless steel cold-dry machine is formed.
The beneficial effects of the utility model are as follows:
the microchannel heat exchanger and the evaporator in the utility model adopt the design of the microchannels, so that the pressure resistance and the durability of the microchannel heat exchanger are improved, the heat exchange performance is improved, and a certain energy-saving effect is achieved.
Drawings
FIG. 1 is a schematic flow chart of the present utility model.
In the figure: 1. a pre-cooler; 2. a microchannel heat exchanger; 3. an evaporator; 4. a gas-water separator; 5. an automatic drain valve; 6. an air gun; 7. a compressor; 8. a condenser; 9. drying the filter; 10. a throttle valve; 11. a reservoir.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Embodiment one:
as shown in fig. 1, a microchannel stainless steel cold dryer comprises a pre-cooler 1, a microchannel heat exchanger 2, an evaporator 3, a gas-water separator 4, an automatic drain valve 5 and an air gun 6, wherein the pre-cooler 1 is connected with the microchannel heat exchanger 2, the microchannel heat exchanger 2 is connected with the evaporator 3, the evaporator 3 is connected with the gas-water separator 4, and the gas-water separator 4 is also connected with the microchannel heat exchanger 2; a plurality of clapboards are arranged between the inner walls of the evaporator 3 to form a plurality of micro-channels, and two ends of the clapboards are respectively connected with the inner walls of the evaporator 3; an automatic drain valve 5 and an air gun 6 are respectively installed above the gas-water separator 4. Firstly, humid high-temperature compressed air flows into a pre-cooler 1, and after heat dissipation, flows into a micro-channel heat exchanger 2 to exchange heat with cold air discharged from an evaporator 3, so that the temperature of the compressed air entering the evaporator 3 is reduced; the compressed air after heat exchange flows into the evaporator 3 to exchange heat with the refrigerant in the liquid storage 11 through the heat exchange function of the evaporator 3, heat in the compressed air is taken away by the refrigerant, the compressed air is rapidly cooled, moisture in the humid air reaches a saturation temperature and is rapidly condensed, condensed moisture forms water drops after condensation, the water drops rotate at a high speed through the unique gas-water separator 4, the moisture is separated from the air under the action of centrifugal force, and the separated water is discharged from the automatic drain valve 5; the air pressure dew point after cooling can reach 2 ℃ at the lowest.
Embodiment two:
as shown in fig. 1, the micro-channel stainless steel cold dryer further comprises a compressor 7, a condenser 8, a dry filter 9, a throttle valve 10 and a liquid reservoir 11; the inlet end of the compressor 7 is connected with the liquid storage device 11, and the outlet end of the compressor 7 is connected with the inlet end of the condenser 8; the outlet end of the condenser 8 is connected with the evaporator 3 through a pipeline, and a drying filter 9 and a throttle valve 10 are respectively arranged above the connected pipelines; the liquid storage device 11 is also connected with the evaporator 3; the pre-cooler 1, the micro-channel heat exchanger 2, the evaporator 3, the gas-water separator 4, the automatic drain valve 5, the air gun 6, the compressor 7, the condenser 8, the dry filter 9, the throttle valve 10 and the liquid storage 11 are all positioned in a machine body made of stainless steel materials, so that the micro-channel stainless steel cold-dry machine is formed. The cooled cold air flows through the micro-channel heat exchanger 2 to exchange heat with the high-temperature humid hot air at the inlet, the temperature of the cooled cold air is raised due to the heat of the inlet air, and meanwhile, the compressed air also flows through the condenser 8 to exchange heat with the high-temperature refrigerant again to fully heat the temperature of the outlet, so that the air pipeline at the outlet is ensured not to be condensed; meanwhile, the cold source of the outlet air is fully utilized, the condensation effect of the cold dryer is ensured, and the quality of the outlet air is ensured.
Embodiment III:
as shown in fig. 1, a microchannel stainless steel cold dryer, a microchannel heat exchanger 2 and an evaporator 3: the main function of the micro-channel heat exchanger 2 in the cold dryer is to utilize the cold energy carried by the compressed air cooled by the evaporator 3 and cool the compressed air with a large amount of water vapor and higher temperature by using the cold energy, thereby reducing the heat load of the cold dryer refrigerating system and achieving the purpose of saving energy sources; on the other hand, the temperature of the low-temperature compressed air in the micro-channel heat exchanger 2 is raised, so that the phenomenon of condensation of the outer wall of the exhaust pipeline due to the excessively low temperature is avoided; the evaporator 3 is a main heat exchange component of the cold dryer, compressed air is forced to be cooled in the evaporator 3, most of water vapor is cooled and condensed into liquid water to be discharged out of the dryer, so that the compressed air is dried, convection heat mass exchange between air and low-pressure refrigerant vapor is carried out in the evaporator 3, phase change is carried out in the evaporator 3 through low-pressure refrigerant liquid after passing through the throttle valve 10 to become low-pressure refrigerant vapor, and ambient heat is absorbed in the phase change process, so that the compressed air is cooled; in order to obtain higher heat transfer effect as much as possible, the heat release coefficient, namely the heat exchange area of the micro-channel heat exchanger 2, is increased, so that the measures of sleeving aluminum fins are adopted on the outer walls of the evaporator 3 of the cooling dryer and the copper tubes of the micro-channel heat exchanger 2, and meanwhile, after sleeving the fins on the copper tubes of the micro-channel heat exchanger 2, the impact of air on the copper tubes can be reduced, and the copper tubes are prevented from being broken.
Embodiment four:
as shown in fig. 1, a micro-channel stainless steel cold dryer, throttle valve 10: in the chiller dryer, the supply of the refrigerant to the evaporator 3 and its regulator are achieved by a throttle valve 10, the throttle valve 10 allowing the refrigerant to enter the evaporator 3 from a high temperature high pressure liquid; the throttle valve 10 has a self-compensating characteristic that when the pressure of the evaporator 3 is reduced, the pressure difference between both ends is correspondingly increased, thereby increasing the amount of refrigerant flowing into the evaporator 3.
Fifth embodiment:
as shown in fig. 1, a microchannel stainless steel cold dryer, a dry filter 9: in the refrigeration apparatus in operation, since impurities such as moisture, solid powder, dirt and the like exist in the refrigerant and the refrigerant oil, and when the situation is serious, the orifice of the throttle valve 10 is dirty, the dry filter 9 must be installed before the pipeline.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a cold dry machine of microchannel formula stainless steel, includes pre-cooler (1), microchannel heat exchanger (2), evaporimeter (3), gas-water separator (4), automatic drain valve (5) and air gun (6), its characterized in that:
the pre-cooler (1) is connected with the micro-channel heat exchanger (2), the micro-channel heat exchanger (2) is connected with the evaporator (3), the evaporator (3) is connected with the gas-water separator (4), and the gas-water separator (4) is also connected with the micro-channel heat exchanger (2);
a plurality of clapboards are arranged between the inner walls of the evaporator (3) to form a plurality of micro-channels, and two ends of each clapboard are respectively connected with the inner walls of the evaporator (3).
2. A microchannel stainless steel cold dryer as set forth in claim 1, wherein: the automatic drain valve (5) and the air gun (6) are respectively arranged above the air-water separator (4).
3. A microchannel stainless steel cold dryer as set forth in claim 1, wherein: the micro-channel stainless steel cold dryer further comprises a compressor (7), a condenser (8), a dry filter (9), a throttle valve (10) and a liquid reservoir (11).
4. A microchannel stainless steel cold dryer as set forth in claim 3, wherein: the inlet end of the compressor (7) is connected with the liquid storage device (11), and the outlet end of the compressor (7) is connected with the inlet end of the condenser (8).
5. A microchannel stainless steel cold dryer as set forth in claim 3, wherein: the outlet end of the condenser (8) is connected with the evaporator (3) through a pipeline, and a drying filter (9) and a throttle valve (10) are respectively arranged above the connected pipeline.
6. A microchannel stainless steel cold dryer as set forth in claim 3, wherein: the liquid storage device (11) is also connected with the evaporator (3).
7. A microchannel stainless steel cold dryer as set forth in claim 1, wherein: the micro-channel stainless steel cold dryer is characterized in that the pre-cooler (1), the micro-channel heat exchanger (2), the evaporator (3), the gas-water separator (4), the automatic drain valve (5), the air gun (6), the compressor (7), the condenser (8), the drying filter (9), the throttle valve (10) and the liquid storage device (11) are all located in a machine body made of stainless steel materials, and the micro-channel stainless steel cold dryer is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320951917.4U CN219784314U (en) | 2023-04-20 | 2023-04-20 | Microchannel type stainless steel cold dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320951917.4U CN219784314U (en) | 2023-04-20 | 2023-04-20 | Microchannel type stainless steel cold dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219784314U true CN219784314U (en) | 2023-10-03 |
Family
ID=88150713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320951917.4U Active CN219784314U (en) | 2023-04-20 | 2023-04-20 | Microchannel type stainless steel cold dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219784314U (en) |
-
2023
- 2023-04-20 CN CN202320951917.4U patent/CN219784314U/en active Active
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