CN207662252U - Fin structure and heat exchanger including it - Google Patents
Fin structure and heat exchanger including it Download PDFInfo
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- CN207662252U CN207662252U CN201721536522.9U CN201721536522U CN207662252U CN 207662252 U CN207662252 U CN 207662252U CN 201721536522 U CN201721536522 U CN 201721536522U CN 207662252 U CN207662252 U CN 207662252U
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- fin
- heat exchanger
- exchanger tube
- elongate slot
- fin structure
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Abstract
The utility model discloses a kind of fin structure and including its heat exchanger.The fin structure, including fin main body, turbulence structure and the heat exchanger tube mounting hole for wearing heat exchanger tube are provided in the fin main body, the turbulence structure is formed adjacent to the position of the heat exchanger tube mounting hole, and the turbulence structure is used for carrying out flow-disturbing along the air-flow of the fin bulk flow.Fin structure provided by the utility model enhances the level of disruption of fluid, enhanced heat exchange effect, to promote the coefficient of heat transfer and exchange capability of heat since turbulence structure is arranged in fin main body, in the Heat transfer boundary layer of fin.
Description
Technical field
The utility model is related to heat exchanger correlative technology field, especially a kind of fin structure and the heat exchanger including it.
Background technology
In recent years, with the development of air-conditioning technical, domestic outdoor air conditioner Energy Efficiency Standard increasingly improves, in order to meet air-conditioning efficiency
Requirement needed through heat transfer enhancement technology, heat exchanging device optimizes on the basis of replacing high-performance compressor.
And the heat exchanged thermoresistance of heat exchanger is mainly the heat exchanged thermoresistance of air side, so, other than improving the performance of compressor, heat exchanging device
Reinforcing be also to improve a kind of method of heat exchange property, but how the heat exchange property of enhanced heat exchange device is current to need to solve
Problem.
Utility model content
In view of this, one of the purpose of this utility model, which is to provide one kind, forming flow-disturbing to air-flow, changed to strengthen
The fin structure of heat and the heat exchanger including it.
In a first aspect, provide a kind of fin structure, including fin main body, be provided in the fin main body turbulence structure and
Heat exchanger tube mounting hole for wearing heat exchanger tube, the turbulence structure are formed adjacent to the position of the heat exchanger tube mounting hole, institute
Turbulence structure is stated for carrying out flow-disturbing along the air-flow of the fin bulk flow.
Preferably, the turbulence structure is arranged close to the heat exchanger tube leeward side.
Preferably, the heat exchanger tube mounting hole is provided with multiple, and multiple heat exchanger tube mounting holes are distributed in a plurality of mutual
On parallel straight line, the extending direction of a plurality of straight line being mutually parallel is vertical with airflow direction.
Preferably, the region where the heat exchanger tube mounting hole includes that area and leeward area, the area windward are located at gas windward
The upstream side in direction is flowed, the leeward position is located at the downstream side of airflow direction, and the turbulence structure is formed in the leeward area
It is interior.
Preferably, the turbulence structure includes elongate slot, alternatively,
The turbulence structure includes elongate slot and spoiler, and the spoiler is oppositely arranged with the elongate slot, institute
The both ends for stating spoiler are connected to the both ends of the elongate slot.
Preferably, the plane where the spoiler is parallel with the face where the elongate slot.
Preferably, the turbulence structure includes multiple portions,
Each part includes at least one elongate slot, alternatively,
Each part includes at least one elongate slot and spoiler.
Preferably, the extending direction of the elongate slot of each part is mutually parallel.
Preferably, the elongate slot extends along the direction vertical with the airflow direction.
Preferably, the turbulence structure in the same area is located at the overall length of the elongate slot in airflow direction downstream
More than the overall length of the elongate slot of airflow direction upstream.
Preferably, the fin main body is ripple struction or slab construction.
Preferably, the fin main body is ripple struction, extending direction and the air-flow side of the peak line of the ripple struction
To vertical, the heat exchanger tube mounting hole is formed between two neighboring peak line, and the turbulence structure is formed in described adjacent two
Positioned at the both sides of the peak line in airflow direction downstream in a peak line.
Second aspect provides a kind of heat exchanger, including above-mentioned fin structure.
Fin structure provided by the utility model in fin main body due to being arranged turbulence structure, in the Heat transfer boundary of fin
The level of disruption of layer enhancing fluid, enhanced heat exchange effect, to promote the coefficient of heat transfer and exchange capability of heat.
Description of the drawings
By referring to the drawings to the description of the utility model embodiment, the above-mentioned and other mesh of the utility model
, feature and advantage will be apparent from, in the accompanying drawings：
Fig. 1 shows a specific embodiment schematic diagram of fin structure provided by the utility model；
Fig. 2 shows the right sides of Fig. 1 to regard schematic diagram；
Fig. 3 shows a specific embodiment schematic diagram of fin structure provided by the utility model；
Fig. 4 shows that the right side of Fig. 3 regards schematic diagram；
Fig. 5 shows a specific embodiment schematic diagram of fin structure provided by the utility model；
Fig. 6 shows that the right side of Fig. 5 regards schematic diagram；
Fig. 7-11 shows multiple specific embodiment schematic diagrames of fin structure provided by the utility model.
Specific implementation mode
The utility model is described below based on embodiment, but the utility model is not restricted to these implementations
Example.It should be understood by one skilled in the art that attached drawing is provided to the purpose of explanation provided herein, and attached drawing is not necessarily
It is drawn to scale.
Unless the context clearly requires otherwise, "include", "comprise" otherwise throughout the specification and claims etc. are similar
Word should be construed as the meaning for including rather than exclusive or exhaustive meaning；That is, being containing for " including but not limited to "
Justice.
In the description of the present invention, it should be understood that term " first ", " second " etc. are used for description purposes only,
It is not understood to indicate or imply relative importance.In addition, in the description of the present invention, unless otherwise indicated, it is " more
It is a " it is meant that two or more.
Fin structure provided by the utility model is applied in heat exchanger, especially finned heat exchanger, by fin
Turbulence structure is set, enhances the level of disruption of fluid, enhanced heat exchange, to promote the coefficient of heat transfer and exchange capability of heat of heat exchanger,
And then promote the heat exchange property of heat exchanger.
Specifically, as shown in Figure 1, 2, in a preferred embodiment of the utility model, the fin structure includes fin
Main body 100 and the turbulence structure 110 formed in the fin main body 100 and heat exchanger tube mounting hole 120, the heat exchanger tube 200
It is inserted into the heat exchanger tube mounting hole 120, the outer wall of the heat exchanger tube 200 and the edge of the heat exchanger tube mounting hole 120 are tight
Contiguity is touched, or is fixedly connected, in favor of heat transfer.The turbulence structure 110 is located at the leeward side of the heat exchanger tube 200.
The heat exchanger tube mounting hole 120 is provided with multiple, and direction shown in arrow is airflow direction in Fig. 1, multiple described
Heat exchanger tube mounting hole 120 is multiple rows of along being distributed with the airflow direction, the extending direction of each row with the airflow direction
Vertically, i.e., multiple heat exchanger tube mounting holes 120 are distributed on a plurality of straight line being mutually parallel, also, the multiple item is mutual
The extending direction of parallel straight line is vertical with airflow direction.The two neighboring interval of heat exchanger tube mounting hole 120 one of same row
Set a distance, it is preferable that the two neighboring 120 evenly spaced distribution of the heat exchanger tube mounting hole of same row.Also, the heat exchange
Region where pipe mounting hole 120 includes that area and leeward area, the area windward are located at the upstream side of airflow direction, the back of the body windward
Wind position is located at the downstream side of airflow direction, the area windward and leeward area and passes through the heat exchanger tube mounting hole positioned at same row
120 line of centres divides.Spaced apart also, adjacent two between the adjacent two rows heat exchanger tube mounting holes 120
The distance being spaced between row is identical.Further, it is located at the 120 interlaced distribution of the heat exchanger tube mounting hole of different rows, i.e.,
The adjacent two heat exchanger tube mounting holes 120 are not located along the same line on the airflow direction in adjacent two rows, this
The contact that sample is arranged when can cause air flow through the fin structure with heat exchanger tube 200 is more.
The turbulence structure 110 is formed near the heat exchanger tube mounting hole 120, it is preferable that close to phase on same row
The position in the region between adjacent two heat exchanger tube mounting holes 120 is provided with the turbulence structure 110, the turbulence structure
110 are formed in the leeward area.The turbulence structure 110 includes the elongate slot being arranged in the fin main body 100
111, the elongate slot 111 extends along the direction vertical with the airflow direction.Preferably, 110 edge of the turbulence structure
It the airflow direction and multiple portions is distributed with, each section extends each along the direction vertical with the airflow direction, also,
On the airflow direction, positioned at the total of the elongate slot 111 of the airflow direction downstream part in the multiple part
The long overall length for being more than the elongate slot 111 positioned at the airflow direction upstream portion, further, each section include extremely
A few elongate slot 111.Preferably, the elongate slot 111 is formed in the fin by cutting or other modes
In main body 100.
Alternatively, as shown in Figure 3,4, the also packet spoiler 112 of the turbulence structure 110,112 both ends of the spoiler pass through company
Binding structure is connect with the both ends of the elongate slot 111, also, the spoiler 112 and 111 place plane of the elongate slot
It is parallel, it is preferable that the width of the spoiler 112 is of same size with the elongate slot 111.Preferably, the elongated shape
Hole 111 and the spoiler 112 are formed in by way of cutting punching press in the fin main body 100.
In the present embodiment the turbulence structure 110 include elongate slot 111, the elongate slot 111 be provided with it is multiple,
Further, the first part in multiple elongate slots 111 is arranged between two heat exchanger tube mounting holes 120
Region, it is preferable that 111 side of extension of the elongate slot in the region between two heat exchanger tube mounting holes 120
To being located along the same line；Second part in multiple elongate slots 111 is relative to the first part in the air-flow
It is located at downstream position on direction, also, the elongate slot 111 of second part and elongate slot described in first part 111 are flat
Row setting, further, first part include two elongate slots 111, and second part includes three elongate slots
111。
Further, at least partly described turbulence structure 110 is between two adjacent heat exchanger tube mounting holes 120
Region in.Preferably, the turbulence structure 110 is respectively positioned on leeward one of the heat exchanger tube mounting hole 120 in the direction of the air flow
Side can utilize the turbulence structure 110 to break the Heat transfer boundary layer of fin structure leeward side, enhance the disturbance journey of fluid in this way
Degree, enhanced heat exchange, to promote the coefficient of heat transfer and exchange capability of heat of heat exchanger.
Preferably, in the present embodiment, the fin main body 100 is corrugated structure, the airflow direction and the wave
Wave crest (or trough) line of line shape structure is vertical.As shown in Fig. 2, the heat exchanger tube mounting hole 120 is formed in two adjacent waves
Part between crest line, the turbulence structure 110 are formed in the region of peak line both sides in airflow direction downstream.Or
Person, as shown in Figure 5,6, in other embodiments, the fin main body 100 can also be plate-like structure.
As illustrated in figures 7-11, in more embodiments, the turbulence structure 110 can also be set to diversified forms,
Such as can be arranged to only include the elongate slot 111, or including the elongate slot 111 and spoiler 112.Alternatively,
The turbulence structure 110 can also include multiple portions, such as may include two, three or more part, also, each
Part may include at least one elongate slot 111, alternatively, including at least one elongate slot 111 and spoiler
112.Further, the size and quantity of the heat exchanger tube mounting hole 120 in the fin main body 100 can also be according to actual conditions
It is arranged to a variety of different combinations, alternatively, when the fin structure is provided with multiple, multiple fin structures can also be set
It is set to different structures.
The utility model also provides a kind of heat exchanger, and the heat exchanger includes above-mentioned fin structure and heat exchanger tube, described to change
Heat pipe is inserted into the heat exchanger tube mounting hole on the fin structure.
Due to being provided with the turbulence structure 110 in the fin main body 100, the room with traditional corrugated fin or plain film
Outer machine heat exchanger is compared, and fin structure provided by the utility model can play system frozen condition the effect of enhanced heat exchange,
And frozen condition is influenced little；Turbulence structure 110 is set in the poor fin leeward side that exchanges heat simultaneously, plays enhanced heat exchange
Effect, can promote the coefficient of heat transfer and heat exchange property of heat exchanger.
Emulation testing is carried out to fin provided by the utility model and common fin by FLUENT softwares, and obtains data
As shown in table 1,
1 two kinds of fin configurations of table emulate data
| Fin specification | Plain film | The utility model fin |
| Fin unit heat exchange amount/W | 0.40 | 0.47 |
| The air side coefficient of heat transfer (W/K/m2) | 27.69 | 40.48 |
As can be seen from Table 1, the utility model fin structure is to improving fin unit heat exchange amount and the air side coefficient of heat transfer
There is the significant effect of comparison.
Those skilled in the art will readily recognize that under the premise of not conflicting, above-mentioned each preferred embodiment can be free
Ground combination, superposition.
It should be appreciated that above-mentioned embodiment is merely exemplary, and not restrictive, without departing from the utility model
In the case of basic principle, those skilled in the art can be directed to the various apparent or equivalent modification that above-mentioned details is made
Or replace, all it is included in the right of the utility model.
Claims (13)
1. a kind of fin structure, which is characterized in that including fin main body, be provided with turbulence structure in the fin main body and be used for
The heat exchanger tube mounting hole of heat exchanger tube is worn, the turbulence structure is formed adjacent to the position of the heat exchanger tube mounting hole, described to disturb
Flow structure is used for carrying out flow-disturbing along the air-flow of the fin bulk flow.
2. fin structure according to claim 1, which is characterized in that the turbulence structure is close to the heat exchanger tube leeward side
Setting.
3. fin structure according to claim 1, which is characterized in that the heat exchanger tube mounting hole be provided with it is multiple, it is multiple
The heat exchanger tube mounting hole is distributed on a plurality of straight line being mutually parallel, the extending direction of a plurality of straight line being mutually parallel with
Airflow direction is vertical.
4. fin structure according to claim 3, which is characterized in that the region where the heat exchanger tube mounting hole includes meeting
Wind area and leeward area, the area windward are located at the upstream side of airflow direction, and the leeward position is located at the downstream side of airflow direction,
The turbulence structure is formed in the leeward area.
5. fin structure according to claim 4, which is characterized in that the turbulence structure includes elongate slot, alternatively,
The turbulence structure includes elongate slot and spoiler, and the spoiler is oppositely arranged with the elongate slot, described to disturb
The both ends of flowing plate are connected to the both ends of the elongate slot.
6. fin structure according to claim 5, which is characterized in that the plane where the spoiler and the elongated shape
Face where hole is parallel.
7. fin structure according to claim 5, which is characterized in that the turbulence structure includes multiple portions,
Each part includes at least one elongate slot, alternatively,
Each part includes at least one elongate slot and spoiler.
8. fin structure according to claim 7, which is characterized in that the extending direction of the elongate slot of each part
It is mutually parallel.
9. fin structure according to claim 7, which is characterized in that the elongate slot is hung down along with the airflow direction
Straight direction extends.
10. fin structure according to claim 9, which is characterized in that the turbulence structure in the same area is located at
The overall length of the elongate slot in airflow direction downstream is more than the overall length of the elongate slot of airflow direction upstream.
11. according to the fin structure described in one of claim 1-10, which is characterized in that the fin main body be ripple struction or
Slab construction.
12. fin structure according to claim 11, which is characterized in that the fin main body is ripple struction, the wave
The extending direction of the peak line of line structure is vertical with airflow direction, the heat exchanger tube mounting hole be formed in two neighboring peak line it
Between, the turbulence structure is formed in the both sides of the peak line positioned at airflow direction downstream in the two neighboring peak line.
13. a kind of heat exchanger, which is characterized in that including the fin structure described in one of claim 1-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721536522.9U CN207662252U (en) | 2017-11-16 | 2017-11-16 | Fin structure and heat exchanger including it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721536522.9U CN207662252U (en) | 2017-11-16 | 2017-11-16 | Fin structure and heat exchanger including it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207662252U true CN207662252U (en) | 2018-07-27 |
Family
ID=62945792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721536522.9U Active CN207662252U (en) | 2017-11-16 | 2017-11-16 | Fin structure and heat exchanger including it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207662252U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109140604A (en) * | 2018-08-27 | 2019-01-04 | 广东美的制冷设备有限公司 | Finned heat exchanger, air-conditioner outdoor unit and air conditioner |
| CN109945723A (en) * | 2019-04-17 | 2019-06-28 | 合肥雪祺电气有限公司 | Fin and heat exchanger |
-
2017
- 2017-11-16 CN CN201721536522.9U patent/CN207662252U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109140604A (en) * | 2018-08-27 | 2019-01-04 | 广东美的制冷设备有限公司 | Finned heat exchanger, air-conditioner outdoor unit and air conditioner |
| CN109945723A (en) * | 2019-04-17 | 2019-06-28 | 合肥雪祺电气有限公司 | Fin and heat exchanger |
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