CN211234081U - Louver fin unit body, louver fin and heat exchanger - Google Patents
Louver fin unit body, louver fin and heat exchanger Download PDFInfo
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- CN211234081U CN211234081U CN201922058282.1U CN201922058282U CN211234081U CN 211234081 U CN211234081 U CN 211234081U CN 201922058282 U CN201922058282 U CN 201922058282U CN 211234081 U CN211234081 U CN 211234081U
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Abstract
The utility model relates to a heat transfer device technical field, in particular to shutter fin cell cube, shutter fin and heat exchanger. The louver fin unit body comprises a top plate, a base plate, a bottom plate and bulges; the top plate and the bottom plate are respectively connected to two sides of the base plate, the base plate comprises a plurality of windowing sections and a plurality of transition sections, the windowing sections are arranged at intervals along the length direction of the base plate, and one transition section is arranged between every two adjacent windowing sections; the bulge is arranged at the transition section and is arranged by projecting out of the plane where the windowing section is located. The utility model provides a shutter fin cell cube, on the one hand the arch can increase heat transfer area, has improved the streaming intensity, is favorable to improving the heat transfer performance of shutter fin cell cube, and on the other hand the arch can increase and set up bellied position flow resistance to can reduce the flow at this position, make more mediums flow through the section of windowing, further be favorable to improving the heat transfer performance of shutter fin cell cube.
Description
Technical Field
The utility model relates to a heat transfer device technical field, in particular to shutter fin cell cube, shutter fin and heat exchanger.
Background
The louver fin has the advantages of compact structure, high heat dissipation efficiency and the like, and as shown in fig. 1, the louver fin is a commonly-used louver fin, the louver fin is composed of a plurality of unit bodies arranged in a V shape, and a plurality of groups of windowing sections 1 are sequentially arranged on each unit body at intervals along the length direction of the unit body.
The problem that exists is, because the restriction of mould, the section of windowing 1 only accounts for a part of whole cell cube height, along the direction of height of cell cube, the section of windowing sets up in the middle part of cell cube, and the section of windowing 1 has the bypass effect of windowing, and the heat transfer is stronger, and the root 2 heat transfer of shutter fin cell cube is poor to influence the holistic heat transfer effect of shutter fin.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a shutter fin cell cube, shutter fin and heat exchanger to it is poor to solve 2 heat transfer of the root of the shutter fin cell cube among the prior art, thereby influences the technical problem of the holistic heat transfer effect of shutter fin.
The utility model provides a shutter fin cell cube, include: a top plate, a base plate, a bottom plate and a protrusion; the top plate and the bottom plate are respectively connected to two sides of a substrate, the substrate comprises a plurality of windowing sections and a plurality of transition sections, the windowing sections are arranged at intervals along the length direction of the substrate, and one transition section is arranged between every two adjacent windowing sections; the bulge is arranged at the transition section, and the bulge protrudes out of the plane where the windowing section is located.
Furthermore, the top plate is arranged in a U shape, the number of the base plates is two, the two base plates are respectively connected with two sides of the top plate, the two base plates are correspondingly connected with the two base plates one by one, the top plate, the two base plates and the two base plates form a flow channel with a U-shaped section, and the width of the opening end of the flow channel is larger than that of the closed end of the flow channel;
the bulges comprise bottom bulges, at least parts of the bottom bulges are arranged at the positions of the bottom plate corresponding to the transition sections, and the bottom bulges extend into the flow channel.
Further, the protrusion further comprises a top protrusion, at least a portion of the top protrusion is disposed at a position of the top plate corresponding to the transition section, and the top protrusion extends outward of the flow channel.
Furthermore, the top protrusions are arranged on the two support plates of the top plate, and the bottom protrusions are arranged on the two bottom plates.
Further, the two bottom protrusions are symmetrically arranged, and/or the two top protrusions are symmetrically arranged.
Further, the bottom protrusion is disposed entirely on the bottom plate, and/or the top protrusion is disposed entirely on the top plate.
Further, the bottom protrusion is disposed at an intersection of the bottom plate and the transition section, and/or the top protrusion is disposed at an intersection of the top plate and the transition section.
Further, a portion of the bottom projection is located on the bottom plate and another portion of the bottom projection extends onto the transition section, and/or a portion of the top projection is located on the top plate and another portion of the top projection extends onto the transition section.
The utility model provides a shutter fin, including above-mentioned shutter fin cell cube, it is a plurality of shutter fin cell cube connects gradually along predetermineeing the direction.
The utility model provides a heat exchanger includes above-mentioned shutter fin.
The utility model provides a louver fin unit body, which comprises a top plate, a base plate, a bottom plate and a bulge; the top plate and the bottom plate are respectively connected to two sides of the base plate, the base plate comprises a plurality of windowing sections and a plurality of transition sections, the windowing sections are arranged at intervals along the length direction of the base plate, and one transition section is arranged between every two adjacent windowing sections; the bulge is arranged at the transition section, and the bulge protrudes out of the plane where the windowing section is located.
The utility model provides a shutter fin cell cube sets up the arch at the position that does not set up the shutter, on the one hand the arch can increase heat transfer area, the streaming intensity has been improved, be favorable to improving the heat transfer performance of shutter fin cell cube, on the other hand the arch can increase and set up bellied position flow resistance, thereby can reduce the flow at this position, make more mediums flow through the section of windowing, further be favorable to improving the heat transfer performance of shutter fin cell cube, and the shutter fin comprises a plurality of shutter fin cell cubes, the heat transfer performance of shutter fin so also obtains improving.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic structural view of a louver fin in the related art;
fig. 2 is a schematic structural view of a louver fin unit body according to a first embodiment of the present invention;
FIG. 3 is another structural schematic view of the louvered fin unit body shown in FIG. 2;
FIG. 4 is a further structural schematic view of the louvered fin unit body shown in FIG. 2;
FIG. 5 is a sectional view of the louvered fin unit body shown in FIG. 2;
fig. 6 is a schematic structural view of a louver fin unit body according to a second embodiment of the present invention;
fig. 7 is a schematic structural view of a louver fin unit body according to a third embodiment of the present invention;
fig. 8 is a schematic structural view of a louver fin unit body according to a fourth embodiment of the present invention;
fig. 9 is a schematic structural view of a louver fin unit body according to a fifth embodiment of the present invention.
In the figure: 10-a top plate; 20-a substrate; 30-a bottom plate; 40-projection; 50-a flow channel; 21-a windowing section; 22-a transition section; 41-bottom protrusion; 42-top convex.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 2 to 9, the present invention provides a louver fin unit, which comprises a top plate 10, a base plate 20, a bottom plate 30 and a protrusion 40; the top plate 10 and the bottom plate 30 are respectively connected to two sides of the substrate 20, the substrate 20 comprises a plurality of windowing sections 21 and a plurality of transition sections 22, the plurality of windowing sections 21 are arranged at intervals along the length direction of the substrate 20, and one transition section 22 is arranged between two adjacent windowing sections 21; the bulge is arranged at the transition section and is arranged by projecting out of the plane where the windowing section is located.
In this embodiment, the substrate 20 includes the windowing section 21, the top plate 10 and the substrate 20 are respectively disposed on two sides of the substrate 20, the windowing section 21 is disposed in the middle of the louver fin unit, the top and the bottom of the louver fin are not provided with a window, at least one of the top plate 10 and the bottom plate 30 of the louver is provided with the protrusion 40, the protrusion 40 protrudes out of the plane where the windowing section is located, so that the protrusion 40 can obstruct the flow of the medium, on one hand, the protrusion 40 can increase the heat exchange area, improve the flow strength, and facilitate to improve the heat exchange performance of the louver fin unit, on the other hand, the protrusion 40 can increase the flow resistance of the portion where the protrusion 40 is disposed, thereby reducing the flow of the portion, and making more mediums flow through the windowing section, further facilitating to improve the heat exchange performance of the louver fin unit, and the louver fin is composed of a plurality of louver fin units, the heat exchange performance of the louver fin is also improved.
The substrate 20 includes a plurality of windowed segments 21 and a plurality of transition segments 22, the plurality of windowed segments 21 and the plurality of transition segments 22 being arranged alternately along a length of the substrate 20, the transition segments 22 being arranged without windowing to provide a fluid diverting transition. The protrusion is disposed at the transition section, and may be the protrusion 40 disposed at a position of the top plate 10 corresponding to the transition section 22, or the protrusion 40 disposed at a position of the bottom plate 30 corresponding to the transition section 22, or the protrusion disposed at a position of the top plate 10 corresponding to the transition section 22 and a position of the bottom plate 30 corresponding to the transition section 22.
The structure of the protrusion 40 may be various, for example, the cross section of the protrusion 40 is triangular, rectangular, oval or circular, etc. The outer wall of the protrusion 40 may be linear, arcuate, or zigzag.
Specifically, the top plate 10 is provided with two U-shaped base plates 20, the two base plates 30 are provided with two base plates 20, the two base plates 20 are respectively connected with two sides of the top plate 10, the two base plates 30 are connected with the two base plates 20 in a one-to-one correspondence manner, the top plate 10, the two base plates 20 and the two base plates 30 form a flow channel 50 with a U-shaped cross section, one end of the flow channel 50 is a closed end, and the other end of the flow channel 50 is an open end. The width of the flow channel 50 from the closed end to the open end may be the same. Generally, to facilitate manufacturing, the width of the open end of the flow channel 50 (in a cross section perpendicular to the length direction of the louvered fin unit body) is greater than the width of the closed end.
Wherein, the bottom of roof can be circular arc, also can be straight setting.
As shown in fig. 6, based on the above embodiment, further, only the bottom of the louvered fin unit body may be provided with the protrusion 40, that is, the bottom plate 30 is provided with the bottom protrusion 41 at a position corresponding to the transition section 22, the bottom protrusion 41 is at least partially provided on the bottom plate 30, and the bottom protrusion 41 extends into the flow passage 50.
In this embodiment, the bottom of the louver fin unit body is the open end of the flow channel 50, the width of the open end is greater than that of the closed end of the flow channel 50, and the bottom protrusion 41 extends into the flow channel 50, so that the louver fin unit body is convenient to set, and the width between the open ends of the flow channel 50 can be reduced, thereby being more beneficial to the medium flowing to the windowing section 21.
Among them, the position of the bottom protrusion 41 can be various, for example: as shown in fig. 4 and 7, the bottom protrusion 41 is completely located on the top plate 10; alternatively, as shown in FIG. 8, the bottom projection 41 is disposed at the intersection of the bottom plate 30 and the transition section 22; alternatively still, as shown in FIG. 9, a portion of the bottom protrusion 41 is located on the bottom plate 30 and another portion extends to the transition section 22.
The bottom protrusion 41 may be provided on one side wall of the flow path 50, that is, the bottom protrusion 41 may be provided on one bottom plate 30.
As an alternative, the two side walls of the flow channel 50 are provided with the bottom protrusions 41, that is, the two bottom plates 30 are provided with the bottom protrusions 41, so that the heat exchange area of the medium can be increased to a greater extent, the turbulent flow effect of the protrusions 40 can be increased to a greater extent, and the heat exchange performance can be further improved to a greater extent.
The bottom protrusions 41 on both sides may be staggered, or may be partially staggered.
Optionally, the bottom protrusions 41 on both sides are symmetrically arranged, so that the medium flow at the position is further reduced, more medium flows to the window section 21 in the middle, and the heat exchange performance is further improved.
Alternatively, only the top of the louvered fin unit body is provided with the protrusion 40, that is, the top plate 10 is provided with the top protrusion 42 at a position corresponding to the transition section 22, the top protrusion 42 is at least partially disposed on the bottom plate 30, and the top protrusion 42 extends outward of the flow passage 50.
In this embodiment, the top protrusions 42 are disposed at the top of the louver fin unit body, that is, at the closed end of the flow channel 50, which has a small width, so that the top protrusions 42 extend outward of the flow channel 50, thereby facilitating the disposition thereof.
The position of the top protrusion 42 may be various, for example: as shown in fig. 4 and 7, the top projection 42 is completely located on the top plate 10; alternatively, as shown in FIG. 8, the top projection 42 is disposed at the intersection of the bottom plate 30 and the transition section 22; alternatively still, as shown in FIG. 9, a portion of the top projection 42 is located on the bottom plate 30 and another portion extends to the transition section 22.
The top protrusion 42 may be provided on one side wall of the flow passage 50, that is, the top protrusion 42 may be provided on one top plate 10.
As an alternative, the top protrusions 42 are disposed on the two side walls of the flow channel 50, that is, the top protrusions 42 are disposed on the two top plates 10, so that the heat exchange area of the medium can be increased to a greater extent, the turbulent flow effect of the protrusions 40 can be increased to a greater extent, and the heat exchange performance can be improved to a greater extent.
The top protrusions 42 on both sides may be staggered, or may be partially staggered.
Optionally, the top protrusions 42 on the two sides are symmetrically arranged, and in the whole fin, the top protrusions 42 of the adjacent louver fin unit bodies can be matched with each other to reduce the medium flow at the position, so that more media flow to the windowing section 21 in the middle, and the heat exchange performance is further improved.
Of course, as a preferred scheme, as shown in fig. 7 to 9, the protrusions 40 are disposed on the top and the bottom of the louver fin unit, that is, the louver fin unit includes the top protrusion 42 and the bottom protrusion 41, so that the heat exchange area of the medium can be increased to the maximum extent, the medium can be disturbed to the maximum extent, more medium flows to the middle windowing section 21, and the heat exchange performance is further improved.
The specific arrangement of the top protrusion 42 and the bottom protrusion 41 can adopt the above structure, and will not be described in detail herein.
The utility model also provides a shutter fin, including a plurality of above-mentioned shutter fin unit bodies, it is a plurality of shutter fin unit bodies connect gradually along predetermineeing the direction.
In this embodiment, the plurality of louver fin units form a plurality of flow channels 50, and the medium can flow in from one side of the louver fin, pass through the windowing section 21, enter the flow channel 50, and flow to the next flow channel 50 through the windowing section 21. In the flowing process of the medium, the bulges 40 on the louver fin unit bodies can increase the heat exchange area of the medium, and can also disturb the medium, so that the flowing resistance of the medium is improved, the flow of the medium at the position is reduced, more media flow to the middle windowing section 21, and the louver fin provided by the embodiment has good heat exchange performance.
The utility model also provides a heat exchanger, including above-mentioned shutter fin, the heat transfer of the heat exchanger that this embodiment provided is effectual.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Furthermore, those skilled in the art will appreciate that while some of the embodiments described above include some features included in other embodiments, rather than others, combinations of features of different embodiments are meant to be within the scope of the application and form different embodiments. For example, any of the claimed embodiments may be used in any combination. Additionally, the information disclosed in this background section is only for enhancement of understanding of the general background of the application and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Claims (10)
1. A louver fin unit body, comprising: a top plate, a base plate, a bottom plate and a protrusion; the top plate and the bottom plate are respectively connected to two sides of the base plate, the base plate comprises a plurality of windowing sections and a plurality of transition sections, the windowing sections are arranged at intervals along the length direction of the base plate, and one transition section is arranged between every two adjacent windowing sections; the bulge is arranged at the transition section, and the bulge protrudes out of the plane where the windowing section is located.
2. The louvered fin unit body of claim 1, wherein the top plate is U-shaped, the number of the base plates is two, the two base plates are respectively connected with two sides of the top plate, the two base plates are connected with the two base plates in a one-to-one correspondence, the top plate, the two base plates and the two base plates form a flow channel with a U-shaped cross section, and the width of an open end of the flow channel is greater than the width of a closed end of the flow channel;
the bulges comprise bottom bulges, at least parts of the bottom bulges are arranged at the positions of the bottom plate corresponding to the transition sections, and the bottom bulges extend into the flow channel.
3. The louvered fin unit body of claim 2, wherein the protrusions further comprise a top protrusion, at least a portion of the top protrusion being disposed at a location of the top plate corresponding to the transition section, the top protrusion extending outwardly of the flow channel.
4. The louvered fin unit body of claim 3, wherein said bottom protrusions are provided on both of said bottom plates, and said top protrusions are provided on both of said support plates of said top plate.
5. The louvered fin unit body of claim 4, wherein two of said bottom protrusions are symmetrically disposed, and/or two of said top protrusions are symmetrically disposed.
6. The louvered fin unit body of claim 3, wherein the bottom protrusion is completely provided on the bottom plate, and/or the top protrusion is completely provided on the top plate.
7. The louvered fin unit cell of claim 3, wherein the bottom protrusion is disposed at an intersection of the bottom plate and the transition section, and/or the top protrusion is disposed at an intersection of the top plate and the transition section.
8. The louvered fin unit body of claim 3, wherein a portion of said bottom protrusion is located on said bottom plate and another portion of said bottom protrusion extends onto said transition section, and/or a portion of said top protrusion is located on said top plate and another portion of said top protrusion extends onto said transition section.
9. A louver fin comprising a plurality of louver fin unit bodies as set forth in any one of claims 1 to 8, the plurality of louver fin unit bodies being sequentially connected in a predetermined direction.
10. A heat exchanger comprising the louvered fin of claim 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922058282.1U CN211234081U (en) | 2019-11-25 | 2019-11-25 | Louver fin unit body, louver fin and heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922058282.1U CN211234081U (en) | 2019-11-25 | 2019-11-25 | Louver fin unit body, louver fin and heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211234081U true CN211234081U (en) | 2020-08-11 |
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ID=71936986
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922058282.1U Active CN211234081U (en) | 2019-11-25 | 2019-11-25 | Louver fin unit body, louver fin and heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211234081U (en) |
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2019
- 2019-11-25 CN CN201922058282.1U patent/CN211234081U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210415 Address after: 8 Shifeng East Road, Fuxi street, Tiantai County, Taizhou City, Zhejiang Province Patentee after: Zhejiang yinlun new energy thermal management system Co.,Ltd. Address before: 8 Shifeng East Road, Fuxi street, Tiantai County, Taizhou City, Zhejiang Province Patentee before: ZHEJIANG YINLUN MACHINERY Co.,Ltd. |
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| TR01 | Transfer of patent right |