CN220039222U - Fin with transverse texture enhanced heat exchange - Google Patents
Fin with transverse texture enhanced heat exchange Download PDFInfo
- Publication number
- CN220039222U CN220039222U CN202320630954.5U CN202320630954U CN220039222U CN 220039222 U CN220039222 U CN 220039222U CN 202320630954 U CN202320630954 U CN 202320630954U CN 220039222 U CN220039222 U CN 220039222U
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- Prior art keywords
- texture
- wave
- fin
- heat exchange
- shape
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- 229910052751 metal Inorganic materials 0.000 claims abstract description 24
- 239000002184 metal Substances 0.000 claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000002708 enhancing effect Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 238000004080 punching Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- -1 and the like Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000861 blow drying Methods 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- VYQRBKCKQCRYEE-UHFFFAOYSA-N ctk1a7239 Chemical compound C12=CC=CC=C2N2CC=CC3=NC=CC1=C32 VYQRBKCKQCRYEE-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Landscapes
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The embodiment of the specification provides a fin with transverse texture for enhancing heat exchange, which relates to the technical field of heat exchangers and comprises metal plates in a continuous shape like a Chinese character 'ji', wherein both sides of each metal plate in the shape of the Chinese character 'ji' are transversely provided with wave-shaped textures. The corrugated texture is transversely arranged on the fins, and the discontinuous structure of the corrugated texture can enable the flow boundary layer and the thermal boundary layer to be thinned and broken, so that heat exchange can be enhanced, heat transfer efficiency is improved, the heat exchanger is more compact in structure, materials are saved, the weight of the heat exchanger is reduced, and manufacturing cost is reduced.
Description
Technical Field
The specification relates to the technical field of heat exchangers, and in particular relates to a fin with transverse texture reinforced heat exchange.
Background
The plate-fin heat exchanger has the characteristics of compact structure, relatively light weight, high heat transfer efficiency and the like, and is widely applied to various industrial fields such as air separation, petrochemical industry, aviation, automobile manufacturing, power machinery and the like.
The primary surface regenerator applied to the gas turbine is an advanced heat exchange device with high efficiency, low pressure drop, light weight and high integration. The fins of the primary surface type heat regenerator are mutually overlapped, and other areas outside the inlet and the outlet of the fins are welded with the seal to form a core body.
Fins are the primary heat exchange elements in a heat exchanger, through which the majority of the heat exchange between the cold and hot fluids takes place. The fin structure is various, has ripple fin, sawtooth fin, straight fin, punching fin, shutter fin etc.. The existing straight fin has the advantages of wide application range, low flow resistance and the like, but the surface is straight and smooth, no strengthening structure exists, and the defects of poor heat transfer effect, huge volume of a heat exchanger and the like are commonly caused.
Disclosure of Invention
In view of this, the embodiment of the present disclosure provides a fin with a transverse texture for enhancing heat exchange, which optimizes the design of the fin structure, and utilizes the discontinuity of the geometric structure of the transverse wave-shaped texture to make the flow boundary layer and the thermal boundary layer thin and break, so as to enhance the turbulence degree of the fluid, enhance the heat exchange, and improve the heat exchange efficiency, thereby achieving the purposes of energy saving, consumption reduction, cost reduction and efficiency enhancement.
The embodiment of the specification provides the following technical scheme: a fin with transverse texture for enhancing heat exchange comprises metal plates in a continuous shape of a Chinese character 'ji', wherein both sides of each metal plate in the shape of the Chinese character 'ji' are transversely provided with wave-shaped textures.
Preferably, the wave texture comprises one of a sine wave, a trapezoid, a rectangle, a zigzag or a triangle.
Preferably, the waveform texture is a sinusoidal waveform.
Preferably, the wavelength range of the waveform texture is 5-20 mm;
and/or the wave height range of the wave texture is 0.5-2 mm.
Preferably, the metal plate formed into a continuous shape is formed by integrally punching and bending a metal sheet.
Preferably, the thickness of the metal plate is in the range of 0.1 to 2.0mm.
Compared with the prior art, the beneficial effects that above-mentioned at least one technical scheme that this description embodiment adopted can reach include at least:
the corrugated texture is transversely arranged on the fins, and the discontinuous structure of the corrugated texture can enable the flow boundary layer and the thermal boundary layer to be thinned and broken, so that heat exchange can be enhanced, heat transfer efficiency is improved, the heat exchanger is more compact in structure, materials are saved, the weight of the heat exchanger is reduced, and manufacturing cost is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a fin according to the present utility model.
Detailed Description
Embodiments of the present utility model will be described in detail below with reference to the accompanying drawings.
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It is noted that various aspects of the embodiments are described below within the scope of the following claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the present disclosure, one skilled in the art will appreciate that one aspect described herein may be implemented independently of any other aspect, and that two or more of these aspects may be combined in various ways. For example, apparatus may be implemented and/or methods practiced using any number and aspects set forth herein. In addition, such apparatus may be implemented and/or such methods practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.
It should also be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed, and the layout of the components may be more complicated.
In addition, in the following description, specific details are provided in order to provide a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects may be practiced without these specific details.
The following describes the technical scheme provided by each embodiment of the present utility model with reference to the accompanying drawings.
As shown in fig. 1, a fin with transverse texture for enhancing heat exchange comprises metal plates 1 in a continuous shape of a Chinese character 'ji', wherein both sides of each metal plate 1 in the shape of the Chinese character 'ji' are transversely provided with wave-shaped textures 2.
By arranging the wave-shaped texture 2 transversely on the fin, the discontinuous structure of the wave-shaped texture 2 can thin and break the flow boundary layer and the thermal boundary layer, so that heat exchange can be enhanced, and heat transfer efficiency can be improved.
In some embodiments, the waveform texture 2 includes one of a sine waveform, a trapezoid, a rectangle, a zigzag or a triangle, and the shape of the waveform texture 2 may be set according to needs, which only needs to ensure that the waveform texture 2 is in a discontinuous structure.
Further, as shown in fig. 1, in this embodiment, the wave-shaped texture 2 is a sine wave, and a sine wave is adopted, so that the fin is convenient to manufacture, the turbulence degree of the fluid is convenient to strengthen, the heat exchange can be enhanced, and the heat exchange efficiency is improved.
In some embodiments, as shown in fig. 1, the wave texture 2 has a wavelength range of 5-20 mm; the wave height range of the wave texture 2 is 0.5-2 mm, and the wave length range and the wave height range of the wave texture 2 can be limited according to the actual size of the fins.
As shown in fig. 1, in some embodiments, the metal plate 1 formed in a continuous shape is formed by integrally punching and bending a metal plate.
In some embodiments, the metal plate 1 has a thickness in the range of 0.1 to 2.0mm.
The metal plate 1 is a common metal for stamping fins of a heat exchanger, and the material of the metal plate 1 includes, but is not limited to, carbon steel, stainless steel, aluminum, copper, nickel, titanium, and the like, and alloys thereof.
The process of manufacturing the above fin will be described below:
uncoiling and unfolding the metal sheet to uniformly dip-coat the surface of the metal sheet with the easily volatile stamping lubricating oil;
the metal sheet is punched with transverse wave-shaped texture features according to a certain interval rule by utilizing a punching die, wherein the transverse wave-shaped texture is recommended to be sine wave-shaped, or can be trapezoid, rectangle, zigzag or triangle and the like, the wave-shaped texture wavelength range is 5-20 mm, and the wave height range is 0.5-2 mm;
stamping and bending the metal sheet into a straight shape in a shape like a Chinese character 'ji' by using a stamping die;
and cleaning, degreasing and blow-drying the punched fins, and rolling up and storing the fins on a mandrel.
The same and similar parts of the embodiments in this specification are all mutually referred to, and each embodiment focuses on the differences from the other embodiments. In particular, for the method embodiments described later, since they correspond to the system, the description is relatively simple, and reference should be made to the description of some of the system embodiments.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present utility model should be included in the present utility model. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.
Claims (4)
1. The fin is characterized by comprising metal plates in a continuous shape of a Chinese character 'ji', wherein both sides of each metal plate in the shape of a Chinese character 'ji' are transversely provided with wave-shaped textures, the wave-shaped textures comprise one of sine waves, trapezoids, rectangles, saw-teeth or triangles, and the metal plates in the shape of the continuous Chinese character 'ji' are integrally punched and bent into the metal plates.
2. The fin with transverse texture enhanced heat transfer of claim 1, wherein the wave texture is a sinusoidal wave shape.
3. The fin with transverse texture enhanced heat transfer according to any one of claims 1-2, wherein the wave-shaped texture has a wavelength range of 5-20 mm;
and/or the wave height range of the wave texture is 0.5-2 mm.
4. The fin with transverse grain enhanced heat transfer of claim 1, wherein the sheet metal thickness ranges from 0.1 to 2.0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320630954.5U CN220039222U (en) | 2023-03-27 | 2023-03-27 | Fin with transverse texture enhanced heat exchange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320630954.5U CN220039222U (en) | 2023-03-27 | 2023-03-27 | Fin with transverse texture enhanced heat exchange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220039222U true CN220039222U (en) | 2023-11-17 |
Family
ID=88728397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320630954.5U Active CN220039222U (en) | 2023-03-27 | 2023-03-27 | Fin with transverse texture enhanced heat exchange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220039222U (en) |
-
2023
- 2023-03-27 CN CN202320630954.5U patent/CN220039222U/en active Active
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