CN218821765U - Ultra-low temperature air cooler - Google Patents
Ultra-low temperature air cooler Download PDFInfo
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- CN218821765U CN218821765U CN202320010786.XU CN202320010786U CN218821765U CN 218821765 U CN218821765 U CN 218821765U CN 202320010786 U CN202320010786 U CN 202320010786U CN 218821765 U CN218821765 U CN 218821765U
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- air
- air inlet
- air cooler
- cooler
- precooling
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Abstract
The utility model relates to a cooling arrangement technical field especially relates to an ultra-low temperature air cooler, including the air cooler main part, be provided with air intake and air outlet in the air cooler main part, air intake department is provided with the air precooler, air outlet department is provided with cooling fan, the air precooler includes the precooling fin, and the precooling fin comprises dull and stereotyped face and the bellied income aerofoil that makes progress, precooling fin parallel arrangement all separates through the deep bead around two liang of precooling fins, the deep bead avoids the setting of air inlet plate, the top of air inlet plate is provided with top-down liquid flow distribution hole, and the both sides of air inlet plate are provided with the air flow distribution hole, thereby this air cooler mainly makes the inside air temperature that gets into the air cooler fall to dew point temperature and improves air cooler heat exchange efficiency.
Description
Technical Field
The utility model relates to a cooling arrangement technical field especially relates to an ultra-low temperature air cooler.
Background
The air cooler is a cooling device commonly used in industrial production, and the working principle of the air cooler is that ambient air is introduced into the air cooler by a fan on the top of the air cooler, and the ambient air and finned tubes arranged inside the air cooler perform convection heat exchange so as to take away waste heat of a system.
In the operation process, the temperature of the ambient air (the temperature of the dry balls) has great influence on the heat exchange capacity of the air cooler, and the lower the ambient temperature is, the lower the outlet water temperature of the air cooler is. Because the air cooler is very sensitive to the dry bulb temperature reaction of air, wet cooling is required to replace air cooling in hot summer, however, once wet cooling is adopted, evaporation loss is caused, and therefore if a low-cost and effective method is adopted, the heat exchange efficiency of the air cooler can be greatly improved if the temperature of the air entering the air cooler is reduced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an ultra-low temperature air cooler, thereby this air cooler mainly makes the inside air temperature who gets into the air cooler drop to dew point temperature and improves air cooler heat exchange efficiency.
The utility model provides an ultra-low temperature air cooler, includes the air cooler main part, be provided with air intake and air outlet in the air cooler main part, air intake department is provided with the air precooler, air outlet department is provided with cooling fan, the air precooler includes the precooling fin, and the precooling fin comprises dull and stereotyped face and the bellied income aerofoil that makes progress, precooling fin parallel arrangement all separates through the deep bead around two liang of precooling fins, the deep bead avoids the setting of income aerofoil, the top of income aerofoil is provided with top-down liquid flow distribution hole, and the both sides of income aerofoil are provided with the air flow distribution hole.
The precooling radiating fins are parallelly provided with two groups of air inlet plates, the precooling radiating fins between the two groups of air inlet plates are convection air inlet sections, the parts of the convection air inlet sections, which are shielded by the wind shield, are used for evaporating liquid, one ends of the air inlet plates are aligned from top to bottom to form evaporation air inlet sections, and the evaporation air inlet sections are used for introducing air flow with water vapor into the air cooler main body.
The bottom of the air cooler main body is provided with a bottom plate, the air precooler is arranged on one side of the air cooler main body, the bottom of the air precooler is connected with the bottom plate, the top of the air precooler is provided with a cover plate, the cover plate is provided with a plurality of water inlets, and the water inlets are arranged in an alignment manner with the liquid diversion holes.
The bottom plate is a water collecting tray, and water receiving holes for receiving liquid in the liquid shunting holes are formed in the water collecting tray.
The air cooler is characterized in that finned tubes arranged side by side are arranged in the air cooler body, the water inlet ends of the finned tubes are connected through the same water inlet pipe, a circulating water inlet is formed in the water inlet pipe, the water outlet ends of the finned tubes are connected through the same water outlet pipe, and a circulating water outlet is formed in the water outlet pipe.
The advantages of the above scheme are:
because the utility model discloses an ultra-low temperature air cooler, including the air cooler main part, be provided with air intake and air outlet in the air cooler main part, air intake department is provided with the air precooler, air outlet department is provided with cooling fan, the air precooler includes the precooling fin, and the precooling fin comprises dull and stereotyped face and the bellied income aerofoil that makes progress, precooling fin parallel arrangement all separates through the deep bead around two liang of precooling fins, the deep bead avoids the setting of income aerofoil, the top of income aerofoil is provided with top-down liquid flow distribution hole, and the both sides of income aerofoil are provided with the air flow distribution hole. The liquid enters the space between the precooling radiating fins through the liquid shunting holes to be evaporated, and the temperature of the air is gradually reduced after the air flow passes through the liquid shunting holes until the temperature is reduced to the dew point temperature of the environment.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural diagram of the air precooler of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
The ultra-low temperature air cooler as shown in fig. 1 or 2 comprises an air cooler main body 8, wherein an air inlet and an air outlet are formed in the air cooler main body 8, an air pre-cooler 2 is arranged at the air inlet, a cooling fan 6 is arranged at the air outlet, the cooling fan 6 is used for leading air flow out from the air inlet to the air outlet, the air pre-cooler 2 comprises pre-cooling radiating fins 2-1, the pre-cooling radiating fins 2-1 are composed of flat plate surfaces 2-1-1 and air inlet plates 2-1-2 protruding upwards, the pre-cooling radiating fins 2-1 are stacked up and down, edges of front and back side edges of every two pre-cooling radiating fins 2-1 are separated through mounting wind shields 2-4, the wind shields 2-4 are arranged to avoid the air inlet plates 2-1-2, the air inlet plates 2-1-2 can be shielded and air flow can enter layer by layer, liquid shunting holes 2-6 are formed in the top of the air inlet plates 2-1-2, the liquid shunting holes 2-6 are used for dispersing liquid drops to facilitate atomization, and air shunting holes 2-5 are formed in two sides of the air inlet plates 2-1-2.
Furthermore, two groups of air inlet plates 2-1-2 are arranged on the precooling radiating fins 2-1 in parallel, the precooling radiating fins 2-1 between the two groups of air inlet plates 2-1-2 are convection air inlet sections 2-2, the parts of the convection air inlet sections 2-2, which are shielded by the wind shields 2-4, are used for evaporating liquid, one ends of the air inlet plates 2-1-2 are aligned from top to bottom to form evaporation air inlet sections 2-3, and the evaporation air inlet sections 2-3 are used for introducing airflow with water vapor into the air cooler main body 8 for cooling. Liquid enters the space between the precooling radiating fins 2-1 through the liquid shunting holes 2-6 to be evaporated, and the dry-bulb temperature of the air is gradually reduced after the airflow passes through until the dry-bulb temperature is reduced to the dew point temperature of the environment, so that the heat exchange efficiency of the air cooler is improved.
Further, a bottom plate 3 is arranged at the bottom of the air cooler main body 8, the air pre-cooler 2 is arranged on one side of the air cooler main body 8, the bottom of the air pre-cooler 2 is connected with the bottom plate 3, a cover plate 9 is arranged at the top of the air pre-cooler 2, a plurality of water inlets 1 are arranged on the cover plate 9, in the embodiment, two water inlets 1 are arranged, and the water inlets 1 are arranged in alignment with the liquid dividing holes 2-6 and used for introducing liquid into the liquid dividing holes 2-6.
Furthermore, the bottom plate 3 is a water collecting tray, the water collecting tray is provided with water receiving holes for receiving liquid in the liquid distributing holes 2-6, and liquid drops flow into the lower layer from the upper layer and then enter the water collecting tray through the water receiving holes for collection.
Further, the inside finned tube 7 that sets up side by side that is equipped with of air cooler main part 8, the end of intaking of finned tube 7 is through same water piping connection, is equipped with circulating water entry 4 on the inlet tube, and the play water end of finned tube 7 is through same water piping connection, be equipped with circulating water export 5 on the outlet pipe, thereby finned tube 7 is used for taking away the used heat of system to the thermal current heat transfer, connects circulating water pump between circulating water entry 4 and the circulating water export 5 to reach the purpose of continuous heat transfer.
The utility model discloses a concrete operation flow: the air flow from the air precooler 2 is split into two paths: a small part of air enters the evaporation air inlet section 2-3, and a large amount of air enters the convection air inlet section 2-2. When the air precooler 2 is used for the first time, liquid drops enter the precooler from a water inlet 1 at the topmost end of the precooler, further liquid enters a channel of the evaporation air inlet section 2-3 one by one through the liquid diversion holes 2-6 and also enters a channel at the shielding part of the wind shielding plate 2-4, namely the part of the convection air inlet section 2-2 shielded by the wind shielding plate 2-4, and airflow does not enter the convection air inlet section 2-2.
In the evaporation air inlet section 2-3, air is attached to the surface of the air along with the evaporation of the liquid, so that the temperature of the surface of the liquid is maintained at the wet bulb temperature of the air, and the air is subjected to isenthalpic transformation in the channel, so that the dry bulb temperature is reduced. And the air flowing into the air section 2-2 and the liquid in the shielding section of the wind shield 2-4 are subjected to convection heat exchange, so that the temperature of the air is gradually reduced until the temperature is reduced to the dew point temperature of the environment.
Claims (5)
1. An ultralow-temperature air cooler comprises an air cooler main body (8), wherein an air inlet and an air outlet are formed in the air cooler main body (8), and the ultralow-temperature air cooler is characterized in that an air precooler (2) is arranged at the air inlet, a cooling fan (6) is arranged at the air outlet, the air precooler (2) comprises precooling radiating fins (2-1), each precooling radiating fin (2-1) consists of a flat plate (2-1-1) and an upward-protruding air inlet plate (2-1-2), the precooling radiating fins (2-1) are arranged in parallel, the front and the back of every two precooling radiating fins (2-1) are separated by wind shields (2-4), the wind shields (2-4) are arranged to avoid the air inlet plates (2-1-2), liquid shunting holes (2-6) are formed in the tops of the air inlet plates (2-1-2) from top to bottom, and air shunting holes (2-5) are formed in two sides of the air inlet plates (2-1-2).
2. An ultra-low temperature air cooler according to claim 1, wherein two sets of air inlet plates (2-1-2) are arranged in parallel on the pre-cooling fins (2-1), the pre-cooling fins (2-1) between the two sets of air inlet plates (2-1-2) are convection air inlet sections (2-2), the parts of the convection air inlet sections (2-2) which are shielded by the wind shields (2-4) are used for evaporating liquid, one ends of the air inlet plates (2-1-2) are aligned from top to bottom to form evaporation air inlet sections (2-3), and the evaporation air inlet sections (2-3) are used for introducing air flow with water vapor into the air cooler main body (8).
3. An ultra-low temperature air cooler according to claim 1 or 2, characterized in that the bottom of the air cooler main body (8) is provided with a bottom plate (3), the air pre-cooler (2) is arranged at one side of the air cooler main body (8) and the bottom of the air pre-cooler is connected with the bottom plate (3), the top of the air pre-cooler (2) is provided with a cover plate (9), the cover plate (9) is provided with a plurality of water inlets (1), and the water inlets (1) are arranged in alignment with the liquid diversion holes (2-6).
4. An ultra-low temperature air cooler according to claim 3, characterized in that the bottom plate (3) is a water collecting tray provided with water receiving holes for receiving the liquid in the liquid distributing holes (2-6).
5. An ultra-low temperature air cooler according to claim 1, characterized in that the air cooler main body (8) is internally provided with finned tubes (7) arranged side by side, the water inlet ends of the finned tubes (7) are connected through the same water inlet pipe, the water inlet pipe is provided with a circulating water inlet (4), the water outlet ends of the finned tubes (7) are connected through the same water outlet pipe, and the water outlet pipe is provided with a circulating water outlet (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320010786.XU CN218821765U (en) | 2023-01-04 | 2023-01-04 | Ultra-low temperature air cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320010786.XU CN218821765U (en) | 2023-01-04 | 2023-01-04 | Ultra-low temperature air cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218821765U true CN218821765U (en) | 2023-04-07 |
Family
ID=87271418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320010786.XU Active CN218821765U (en) | 2023-01-04 | 2023-01-04 | Ultra-low temperature air cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218821765U (en) |
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2023
- 2023-01-04 CN CN202320010786.XU patent/CN218821765U/en active Active
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