CN211953834U - Heat exchange enhancement corrugated boss-shaped fin and heat exchanger - Google Patents
Heat exchange enhancement corrugated boss-shaped fin and heat exchanger Download PDFInfo
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- CN211953834U CN211953834U CN201922238454.3U CN201922238454U CN211953834U CN 211953834 U CN211953834 U CN 211953834U CN 201922238454 U CN201922238454 U CN 201922238454U CN 211953834 U CN211953834 U CN 211953834U
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Abstract
The utility model provides a reinforce heat transfer ripple boss shape fin, this boss shape fin include the ripple substrate with locate a plurality of fin holes on the ripple substrate, every the bilateral symmetry in fin hole is provided with at least a pair of boss structure, through setting up boss structure in fin hole both sides, when the air current is through fin heat exchanger, because the existence of boss structure can destroy the boundary layer of air side, strengthen the disturbance, improve the turbulent degree of air, play the effect of intensive heat transfer, the corrugated fin can increase the contact area of fin and air after increasing boss structure, heat transfer area has been strengthened, thereby improve the heat transfer performance of heat exchanger; after boss structures are additionally arranged on the two sides of the fin holes, the strength of the corrugated fin is improved, and the lodging resistance of the fin is improved.
Description
Technical Field
The utility model relates to a heat exchanger technical field, concretely relates to reinforce heat transfer ripple boss shape fin and heat exchanger.
Background
The finned tube heat exchanger is a heat exchange device which is most widely used in gas and liquid heat exchangers, and achieves the purpose of strengthening heat transfer by additionally arranging fins on a common base tube, the fins in the air-conditioning finned tube heat exchanger are important components for strengthening heat transfer, and common fins are in the shapes of louver type fins, flat fins and corrugated fins, wherein the louver type fins have the best heat transfer effect, the corrugated fins are inferior, but the louver type fins have lower mechanical strength and are easy to generate inverted fins; the shutter type fin has larger wind resistance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a problem to exist among the above-mentioned prior art provides a reinforce heat transfer ripple boss shape fin, and this fin can effectively improve heat transfer effect.
In order to realize the utility model discloses an aim at, provide an reinforce heat transfer ripple boss shape fin, include the ripple substrate and locate a plurality of fin holes on the ripple substrate have at least one the both sides in fin hole are provided with at least a pair of boss structure, the fin hole has two perpendicular to the tangent line at ripple substrate edge, boss structure locates all the time between two tangent lines.
Preferably, each pair of said boss formations are symmetrically disposed on said corrugated substrate.
Preferably, the top surface of the boss structures is parallel to the corrugated substrate face.
Preferably, the height of the raised structures is less than 0.8mm, and the distance of the raised structures from the edge of the corrugated substrate ranges from 0.5mm to 2 mm.
Preferably, the boss is cylindrical in shape and has an internal diameter of less than 3 mm.
Preferably, a pair of boss structures is arranged on two sides of the fin hole.
Preferably, the boss structures are disposed on both sides of an axial center point of the fin hole.
Preferably, the boss structure is in a shape of a trapezoid, a rectangular parallelepiped or a triangular prism.
Preferably, the boss structure and the corrugated substrate are of an integrally formed structure.
The utility model has the advantages that:
the utility model provides a heat transfer enhancement corrugated boss shape fin, including the ripple substrate with locate a plurality of fin holes on the ripple substrate, have at least one the both sides in fin hole are provided with at least a pair of boss structure, the fin hole has two tangents perpendicular to ripple substrate edge, boss structure locates between two tangents all the time, through setting up boss structure in fin hole both sides, when the air current is through the fin heat exchanger, can destroy the boundary layer of air side because of boss structure's existence, strengthen the disturbance, improve the turbulence degree of air, play the effect of strengthening the heat transfer, can increase the area of contact of fin and air behind the corrugated type fin increase boss structure, enlarged heat transfer area to improve the heat transfer performance of heat exchanger; after boss structures are additionally arranged on the two sides of the fin holes, the strength of the corrugated fin is improved, and the lodging resistance of the fin is improved.
The heat exchanger comprises the corrugated boss-shaped fin for enhancing heat exchange, and the boss structure is added on the corrugated fin, so that the turbulence of air is improved, and the heat exchanger plays a role in enhancing heat exchange.
Drawings
Fig. 1 is a structural plan view of the heat exchange enhancement corrugated boss-shaped fin and the heat exchanger of the present invention.
Fig. 2 is a sectional view a-a of fig. 1.
Fig. 3 is a sectional view B-B of fig. 1.
The figure includes:
the corrugated substrate comprises a corrugated substrate 1, fin holes 2 and boss structures 3.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below, and many specific details are set forth in the following description so as to provide a thorough understanding of the present invention. The present invention can be embodied in many different forms other than those specifically described herein, and it will be apparent to those skilled in the art that similar modifications can be made without departing from the spirit and scope of the invention, and it is therefore not to be limited to the specific embodiments disclosed below.
The present invention will be further described with reference to the following embodiments, but the scope of the present invention is not limited to the embodiments described below.
Example 1
Referring to fig. 1 to 3, the present invention provides a heat transfer enhancing corrugated boss-shaped fin, which comprises a corrugated substrate 1 and a plurality of fin holes 2 formed on the corrugated substrate 1, wherein a boss structure 3 is added on the basis of the original corrugated substrate 1, the corrugated substrate 1 is shown in a B-B sectional view of fig. 3, the existing design of the corrugated substrate 1 can be adopted, the height and angle of the corrugation can be adjusted, the boss structure 3 added on the corrugated substrate 1 can not be affected, and the heat transfer enhancing corrugated substrate has good adaptability, and the boss structure 3 is symmetrically arranged on two sides of the fin hole 2 to facilitate the increase of the heat transfer area, increase the turbulence degree of the incoming air flow and improve the heat transfer performance, in addition, the air flow can contact the boss structure 3 most quickly when passing through the fin, the boundary layer is destroyed, the heat transfer enhancing effect is achieved, and is finally distributed on two sides of the fin hole 2, the fin structure is characterized in that the structure is close to the edge and can also play a role in strengthening the strength of the fin, at least one pair of boss structures 3 is arranged on two sides of each fin hole 2, each fin hole 2 is provided with two tangent lines perpendicular to the edge of the corrugated substrate 1, and the boss structures 3 are arranged between the two tangent lines all the time, so that the boss structures 3 can be guaranteed to be positioned between the fin holes 2 and the edges of the corrugated fins 1 all the time, heat dissipation is facilitated, and processing and production are facilitated.
The heat exchange enhancement corrugated boss-shaped fin provided by the embodiment is characterized in that each pair of boss structures 3 are symmetrically arranged on the corrugated substrate 1, and the boss structures 3 are more conveniently processed and conveniently produced due to the symmetrical arrangement.
In the corrugated boss-shaped fin for heat exchange enhancement provided by the embodiment, the top surface of the boss structure 3 is parallel to the surface of the corrugated substrate 1, and a better flow field can be ensured by the limitation.
The height of the boss structure of the heat exchange enhancement corrugated boss-shaped fin provided by the embodiment is less than 0.8mm, and the distance range of the boss structure 3 from the edge of the corrugated substrate 1 is 0.5mm-2mm, so that the production of the boss structure 3 is facilitated.
The heat transfer enhancement corrugated boss-shaped fin provided by the embodiment is cylindrical, the inner diameter of the boss structure 3 is smaller than 3mm, the size of the boss structure can be finely adjusted according to the row width, the aperture and the like of the fin, the shape is convenient to produce and process, the boundary layer can be damaged, the heat transfer enhancement effect is achieved, the corrugated sheets are the same in type in the fin processing technology, batch production can be achieved only by modifying a die, and the practical application significance is achieved.
The heat transfer enhancement corrugated boss-shaped fin provided by the embodiment is characterized in that a pair of boss structures 3 are arranged on two sides of the fin hole 2, the arranged boss structures 3 can completely meet the heat transfer requirement, the production and the processing are convenient, and the heat transfer enhancement effect can be played.
In the heat exchange enhancement corrugated boss-shaped fin provided by the embodiment, the boss structures 3 are arranged on two sides of the axial center point of the fin hole 2.
According to the heat exchange enhancement corrugated boss-shaped fin provided by the embodiment, the boss structure 3 is punched on the basis of the corrugated substrate 1, and the two sides of the fin hole 2 are convenient to process.
Example 2
The structure of the fin is the same as that of the fin in the embodiment 1, and the difference from the embodiment 1 is that the boss structure 3 of the fin structure is in a trapezoid, a rectangle or a triangular prism shape, and the boss structures 3 in the shapes can play roles in increasing the heat exchange area and resisting lodging, and the effect of the fin cannot be influenced.
Example 3
The heat exchanger is provided with the enhanced heat exchange corrugated boss-shaped fin in the embodiment 1 or the embodiment 2, and the fin structure in the heat exchanger is provided with the boss structure 3, so that the boss structure 3 increases the turbulence of the incoming air flow, the heat exchange performance is improved, meanwhile, the incoming air flow can contact the boss structure 3 at the fastest speed, the boundary layer is damaged, the effect of enhancing heat transfer is achieved, and the strength and the lodging resistance of the fin are improved.
The technical principles of the present invention have been described above in connection with specific embodiments, which are intended to explain the principles of the invention and should not be interpreted as limiting the scope of the invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.
Claims (10)
1. The utility model provides a heat transfer enhancement ripple boss shape fin which characterized in that: the corrugated substrate comprises a corrugated substrate and a plurality of fin holes arranged on the corrugated substrate, wherein at least one pair of boss structures are arranged on two sides of at least one fin hole, the fin hole is provided with two tangent lines perpendicular to the edge of the corrugated substrate, and the boss structures are always arranged between the two tangent lines.
2. A corrugated boss shaped fin for enhancing heat exchange as claimed in claim 1, wherein: each pair of the boss structures is symmetrically arranged on the corrugated substrate.
3. A corrugated boss shaped fin for enhancing heat exchange as claimed in claim 1, wherein: the top surface of the boss structure is parallel to the corrugated substrate surface.
4. A corrugated boss shaped fin for enhancing heat exchange as claimed in claim 1, wherein: the height of the boss structure is less than 0.8mm, and the distance between the boss structure and the edge of the corrugated substrate ranges from 0.5mm to 2 mm.
5. A corrugated boss shaped fin for enhancing heat exchange as claimed in claim 1, wherein: the shape of boss structure is cylindrical, and the internal diameter is less than 3 mm.
6. A corrugated boss shaped fin for enhancing heat exchange as claimed in claim 1, wherein: and a pair of boss structures is arranged on two sides of the fin hole.
7. A corrugated boss shaped fin for enhancing heat exchange as claimed in claim 1, wherein: the boss structures are arranged on two sides of the axial center point of the fin hole.
8. A corrugated boss shaped fin for enhancing heat exchange as claimed in claim 1, wherein: the boss structure is in a trapezoidal, rectangular or triangular prism shape.
9. A corrugated boss shaped fin for enhancing heat exchange as claimed in claim 1, wherein: the boss structure and the corrugated substrate are of an integrally formed structure.
10. A heat exchanger comprising a heat exchange enhancing corrugated boss-shaped fin as recited in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922238454.3U CN211953834U (en) | 2019-12-13 | 2019-12-13 | Heat exchange enhancement corrugated boss-shaped fin and heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922238454.3U CN211953834U (en) | 2019-12-13 | 2019-12-13 | Heat exchange enhancement corrugated boss-shaped fin and heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211953834U true CN211953834U (en) | 2020-11-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922238454.3U Active CN211953834U (en) | 2019-12-13 | 2019-12-13 | Heat exchange enhancement corrugated boss-shaped fin and heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211953834U (en) |
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2019
- 2019-12-13 CN CN201922238454.3U patent/CN211953834U/en active Active
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