CN112146500A - Fin applied to air cooler (air cooler) and application method - Google Patents
Fin applied to air cooler (air cooler) and application method Download PDFInfo
- Publication number
- CN112146500A CN112146500A CN202011014109.2A CN202011014109A CN112146500A CN 112146500 A CN112146500 A CN 112146500A CN 202011014109 A CN202011014109 A CN 202011014109A CN 112146500 A CN112146500 A CN 112146500A
- Authority
- CN
- China
- Prior art keywords
- fin
- disturbing
- hole
- heat exchange
- air cooler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/084—Heat exchange elements made from metals or metal alloys from aluminium or aluminium alloys
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/085—Heat exchange elements made from metals or metal alloys from copper or copper alloys
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
- F28F9/24—Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
Abstract
The fin applied to an air cooler (air cooler) and the application method are a component technology on a refrigerating device, which solves the difficult problems of other prior technologies, a plurality of corrugated structures with the width of 15-35mm are arranged on a thin aluminum fin, a perforation is arranged on the fin with the corrugated structure, the top end in the middle of each corrugation is a disturbed wind convex plane, the width of the disturbed wind convex plane is 1-3mm, and the included angle between the disturbed wind convex plane and the inclined wall of the plane is 5-15 degrees; the diameter of the through hole is 12-18mm, the edge of the through hole is provided with an inner step, and the height of the inner step is 0.5-2 mm.
Description
Technical Field
The invention relates to a component technology of a refrigerating device, in particular to a fin applied to an air cooler (air cooler) and an application method.
Background
The fins originally applied to the air cooler are various in materials and different in specification and model, meet the refrigeration requirements of enterprises to a certain extent, but have some problems to a certain extent, and some fins are rusted for a long time; some have low heat exchange efficiency and waste energy.
Disclosure of Invention
The invention aims to provide a fin with higher heat exchange efficiency applied to an air cooler (an air cooler) and an application method, which solve the problems of other prior arts, and the invention is realized in such a way that a plurality of corrugated structures with the width of 15-35mm are arranged on a thin aluminum fin, a through hole is arranged on the fin with the corrugated structures, the top end in the middle of each corrugation is a disturbing wind convex plane, the width of the disturbing wind convex plane is 1-3mm, and the included angle between the disturbing wind convex plane and a plane inclined wall is 5-15 degrees; the diameter of the through hole is 12-18mm, the edge of the through hole is provided with an inner step, and the height of the inner step is 0.5-2 mm.
The back of the fin is provided with a plurality of rows of disturbing air grooves, the disturbing air grooves correspond to the disturbing air convex planes on the front, the width of the plane at the bottom of each disturbing air groove is 1-3mm, and the angle between the plane at the bottom of each disturbing air groove and the inclined wall of each disturbing air groove is 5-15 degrees; perforations are arranged on every other row of disturbing air grooves, and the perforations on the front surface are the same; the edge of the through hole is provided with a connecting hole wall, and the height of the connecting hole wall is 4-12 mm.
The perforations of two adjacent rows on the fins are arranged in a staggered mode; the distance between the centers of the two adjacent rows of the perforations is 35-55mm, and the distance between the centers of the adjacent perforations on each row is 35-55 mm.
The middle of each row of adjacent through holes is provided with a defrosting hole, the defrosting hole is provided with a defrosting hole connecting wall, and the height of the defrosting hole connecting wall is 1-3 mm.
The application method of the invention is that the core body of the air cooler comprises a plurality of groups of plate penetrating assemblies, the plurality of groups of plate penetrating assemblies are provided with fins, the fins penetrate on the heat exchange coil pipes, and the heat exchange coil pipes are connected and fixed by connecting elbows; one end of the heat exchange coil pipe is provided with a liquid inlet pipe assembly, and the other end of the heat exchange coil pipe is provided with a gas outlet pipe assembly; when wind passes through the heat exchange coil and the fins, the corrugated structure of the fins can play a role in disturbing the wind layers, so that the temperature difference of each wind layer is better reduced, and the heat value contained in unit wind volume is greatly improved; under the same heat exchange area, the heat exchange efficiency of the corrugated fins is obviously improved compared with that of the common flat plate.
The invention has the significance that the fin has long service life; the energy is saved; the staggered arrangement mode is adopted, so that the structure is reasonable; the copper pipe and the aluminum fin are tightly combined by using the mechanical tube expansion, and the heat exchange efficiency is high.
Drawings
Fig. 1 is a front view of a fin applied to an air cooler (air cooler), wherein the fin 1, the fin 2, a perforation 3, an inner step 4, a disturbing wind convex plane 5 and a defrosting hole are arranged in the figure.
Fig. 2 is a rear view of a fin applied to an air cooler (air cooler), wherein 1 is the fin 2, a perforation 5, a defrosting hole 6 and a disturbing air duct.
Fig. 3 is a side view of a fin applied to an air cooler (air cooler), wherein 1 is a fin 7 and a connecting hole wall.
Fig. 4 is a bottom view of a fin applied to an air cooler (air cooler), wherein the fin 1, the fin 6, the disturbing air duct 7, the connecting hole wall 8 and the disturbing air duct inclined wall are shown.
Fig. 5 is a schematic plan view of the disturbing wind humps in the front face of the fin, fig. 4, disturbing wind humps plane 9, plane inclined wall.
Fig. 6 is a schematic structural view of a connecting wall of a defrosting hole, wherein 1, a fin 10 and the connecting wall of the defrosting hole are shown.
Fig. 7 is a schematic structural diagram of a core body of an air cooler, which includes fins 11, a core body 12, a connecting elbow 13 and a heat exchange coil in the diagram 1.
Fig. 8 is a fin combination diagram of an air cooler, wherein the fin 1, the fin 12, the connecting elbow 13 and the heat exchange coil are shown.
Detailed Description
In the embodiment 2, a plurality of rows of disturbing air grooves 6 are formed in the back surface of the fin 1, the disturbing air grooves 6 correspond to the disturbing air convex planes 4 on the front surface, the width of the plane at the bottom of each disturbing air groove 6 is 1-3mm, and the angle between the plane at the bottom of each disturbing air groove and the inclined wall 8 of each disturbing air groove is 5-15 degrees; the holes 2 are arranged on every other row of the disturbing air grooves, and the holes are the same as the holes on the front surface; the edge of the through hole 2 is provided with a connecting hole wall 7, and the height of the connecting hole wall 7 is 4-12 mm.
Example 3, the perforations 2 of two adjacent rows on the fin 1 are arranged in a staggered manner; the distance between the centers of the two adjacent rows of the perforations 2 is 35-55mm, and the distance between the centers of the adjacent perforations on each row is 35-55 mm.
In example 4, the defrosting hole 5 is arranged in the middle of each row of adjacent through holes 2, the defrosting hole 5 is provided with a defrosting hole connecting wall 10, and the height of the defrosting hole connecting wall 10 is 1-3 mm.
Claims (5)
1. Fin on air cooler, characterized by: a plurality of corrugated structures with the width of 15-35mm are arranged on the aluminum sheet fin (1), a through hole (2) is arranged on the fin (1) with the corrugated structures, the top end in the middle of each corrugation is a disturbing wind convex plane (4), the width of the disturbing wind convex plane (4) is 1-3mm, and the included angle between the disturbing wind convex plane (4) and the plane inclined wall (9) is 5-15 degrees; the diameter of the through hole (2) is 12-18mm, an inner step (3) is arranged at the edge of the through hole (2), and the height of the inner step (3) is 0.5-2 mm.
2. The air cooler fin of claim 1 further comprising: the fin is characterized in that a plurality of rows of disturbing air grooves (6) are formed in the back surface of the fin (1), the disturbing air grooves (6) correspond to disturbing air convex planes (4) on the front surface, the width of a plane at the bottom of each disturbing air groove (6) is 1-3mm, and the angle between the plane at the bottom of each disturbing air groove and an oblique wall (8) of each disturbing air groove is 5-15 degrees; the every other row of disturbing air grooves are provided with through holes (2), and the through holes on the front surface are the same; the edge of the through hole (2) is provided with a connecting hole wall (7), and the height of the connecting hole wall (7) is 4-12 mm.
3. The air cooler fin of claim 1 further comprising: the two adjacent rows of through holes (2) on the fins (1) are arranged in a staggered manner; the distance between the centers of two adjacent rows of the perforations (2) is 35-55mm, and the distance between the centers of the adjacent perforations on each row is 35-55 mm.
4. The air cooler fin of claim 1 further comprising: the middle of each row of adjacent through holes (2) is provided with a defrosting hole (5), the defrosting hole (5) is provided with a defrosting hole connecting wall (10), and the height of the defrosting hole connecting wall (10) is 1-3 mm.
5. The method of using the air cooler fins of claim 1, wherein the method comprises the steps of: the air cooler core body (11) comprises a plurality of groups of plate penetrating assemblies, fins (1) are arranged on the plurality of groups of plate penetrating assemblies, a plurality of heat exchange coils (13) are penetrated on the plate penetrating assemblies, the fins (1) with indefinite number are penetrated on the heat exchange coils (13), and the heat exchange coils (13) are connected and fixed through connecting elbows (12); one end of the heat exchange coil (13) is provided with a liquid inlet pipe assembly, and the other end of the heat exchange coil is provided with a gas outlet pipe assembly; when wind passes through the heat exchange coil (13) and the fins (1), the corrugated structure of the fins (1) can play a role of disturbing wind layers, so that the temperature difference of each wind layer is better reduced, and the calorific value contained in unit wind volume is greatly improved; under the same heat exchange area, the heat exchange efficiency of the corrugated fins is obviously improved compared with that of the common flat plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011014109.2A CN112146500A (en) | 2020-09-24 | 2020-09-24 | Fin applied to air cooler (air cooler) and application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011014109.2A CN112146500A (en) | 2020-09-24 | 2020-09-24 | Fin applied to air cooler (air cooler) and application method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112146500A true CN112146500A (en) | 2020-12-29 |
Family
ID=73896487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011014109.2A Pending CN112146500A (en) | 2020-09-24 | 2020-09-24 | Fin applied to air cooler (air cooler) and application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112146500A (en) |
-
2020
- 2020-09-24 CN CN202011014109.2A patent/CN112146500A/en active Pending
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