CN116412712A - Heat exchange assembly for heat exchanger and heat exchanger - Google Patents
Heat exchange assembly for heat exchanger and heat exchanger Download PDFInfo
- Publication number
- CN116412712A CN116412712A CN202111647249.8A CN202111647249A CN116412712A CN 116412712 A CN116412712 A CN 116412712A CN 202111647249 A CN202111647249 A CN 202111647249A CN 116412712 A CN116412712 A CN 116412712A
- Authority
- CN
- China
- Prior art keywords
- heat exchange
- heat exchanger
- heat
- exchange tube
- assembly
- 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
Links
- 230000000712 assembly Effects 0.000 claims description 21
- 238000000429 assembly Methods 0.000 claims description 21
- 238000005452 bending Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 3
- 239000012530 fluid Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 3
- 238000005219 brazing Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 1
Images
Classifications
-
- 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
- F28F1/02—Tubular elements of cross-section which is non-circular
-
- 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
- F28F1/14—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 and extending longitudinally
-
- 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
- F28F1/14—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 and extending longitudinally
- F28F1/16—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 and extending longitudinally the means being integral with the element, e.g. formed by extrusion
-
- 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
- F28F9/02—Header boxes; End plates
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a heat exchange assembly for a heat exchanger and a heat exchanger comprising the same. The heat exchange assembly includes: a heat exchange tube for a heat exchange medium to flow through, the heat exchange tube having a plate-like shape and having first and second surfaces opposing in a thickness direction of the heat exchange tube; and a plurality of fins protruding from at least one of the first surface and the second surface of the heat exchange tube. The heat exchange component provided by the invention is simple to produce, and the process for manufacturing the heat exchanger is simple, so that the production cost can be reduced.
Description
Technical Field
Embodiments of the present invention relate to a heat exchange assembly for a heat exchanger and a heat exchanger including the same.
Background
The heat exchanger generally includes heat exchange tubes, such as flat tubes, and corrugated fins disposed between the flat tubes.
Disclosure of Invention
It is an object of embodiments of the present invention to provide a heat exchange assembly for a heat exchanger and a heat exchanger comprising the same, whereby, for example, production costs may be reduced.
Embodiments of the present invention provide a heat exchange assembly for a heat exchanger, the heat exchange assembly comprising: a heat exchange tube for a heat exchange medium to flow through, the heat exchange tube having a plate-like shape and having first and second surfaces opposing in a thickness direction of the heat exchange tube; and a plurality of fins protruding from at least one of the first surface and the second surface of the heat exchange tube.
According to an embodiment of the present invention, the heat exchange tube includes a plurality of channels for a heat exchange medium to flow through, the plurality of channels extending in a length direction of the heat exchange tube and being arranged in a width direction of the heat exchange tube.
According to an embodiment of the present invention, the plurality of fins extend in the length direction of the heat exchange tube, and the plurality of fins are arranged and spaced apart in the width direction of the heat exchange tube.
According to an embodiment of the invention, the fin has a plurality of spaced apart grooves extending through the fin in the thickness direction of the fin.
According to an embodiment of the present invention, the fins extend in the length direction of the heat exchange tube, and the grooves of the plurality of fins are aligned in the width direction of the heat exchange tube.
According to an embodiment of the invention, the fin has a plurality of spaced apart openings through the fin in a thickness direction of the fin.
According to an embodiment of the invention, the fin further has a flange connected to an edge of the opening.
According to an embodiment of the present invention, the fins extend in the length direction of the heat exchange tube, and the openings of the plurality of fins are aligned in the width direction of the heat exchange tube.
According to an embodiment of the present invention, the fin protrudes from each of the first surface and the second surface of the heat exchange tube.
According to an embodiment of the present invention, the fin is perpendicular to the at least one of the first surface and the second surface of the heat exchange tube.
According to an embodiment of the invention, the heat exchange tube and the plurality of fins are integral.
According to an embodiment of the present invention, the heat exchange tube and the plurality of fins are integrally formed by extrusion.
According to an embodiment of the invention, the heat exchange tube is a heat exchange tube.
According to an embodiment of the present invention, there is also provided a heat exchanger including the heat exchange assembly for a heat exchanger described above.
According to an embodiment of the invention, the heat exchange assembly is a plurality of heat exchange assemblies, and the heat exchanger further comprises a connection portion connecting heat exchange tubes of adjacent two of the plurality of heat exchange assemblies and bringing the heat exchange tubes of the adjacent two heat exchange assemblies into fluid communication such that the plurality of heat exchange assemblies are connected in series.
According to the embodiment of the invention, the plurality of heat exchange assemblies and the connecting part are formed by bending a single heat exchange assembly.
According to an embodiment of the invention, the connection comprises a connection tube.
According to an embodiment of the invention, the heat exchanger further comprises: an inlet header for supplying a heat exchange medium to heat exchange tubes of the heat exchange assembly; and an outlet header for discharging heat exchange medium from the heat exchange tubes of the heat exchange assembly.
According to an embodiment of the invention, at least one of the inlet header and the outlet header comprises a sleeve portion that fits over an end of a heat exchange tube of the heat exchange assembly.
The heat exchange assembly for the heat exchanger and the heat exchanger comprising the heat exchange assembly can reduce production cost, for example.
Drawings
FIG. 1 is a schematic perspective view of a heat exchange assembly for a heat exchanger according to an embodiment of the present invention;
FIG. 2 is a schematic front view of the heat exchange assembly shown in FIG. 1;
FIG. 3 is a schematic top view of the heat exchange assembly shown in FIG. 1;
FIG. 4 is a schematic cross-sectional view of the heat exchange assembly shown in FIG. 1;
FIG. 5 is a schematic perspective view of a heat exchange assembly for a heat exchanger according to a variation of the embodiment of the present invention;
FIG. 6 is a schematic side view of the heat exchange assembly shown in FIG. 5;
FIG. 7 is a schematic perspective view of a heat exchange assembly for a heat exchanger according to another variation of the embodiment of the present invention;
FIG. 8 is a schematic perspective view of a heat exchange assembly for a heat exchanger according to yet another variation of an embodiment of the present invention;
FIG. 9 is a schematic top view of the heat exchange assembly shown in FIG. 8;
FIG. 10 is a schematic cross-sectional view of the heat exchange assembly shown in FIG. 8; and
fig. 11 is a schematic perspective view of a heat exchange assembly for a heat exchanger according to yet another variation of the embodiment of the present invention.
Detailed Description
The invention is further described with reference to the drawings and detailed description.
Referring to fig. 1 to 11, a heat exchanger 100 according to an embodiment of the present invention includes: a heat exchange assembly 1 for a heat exchanger. In the illustrated embodiment, the heat exchange assembly 1 is a plurality of heat exchange assemblies 1, and the heat exchanger 100 further comprises a connection 5, the connection 5 connecting the heat exchange tubes 10 of two adjacent heat exchange assemblies 1 of the plurality of heat exchange assemblies 1 and bringing the heat exchange tubes 10 of two adjacent heat exchange assemblies 1 into fluid communication such that the plurality of heat exchange assemblies 1 are connected in series. The plurality of heat exchange assemblies 1 are arranged in the thickness direction T of the heat exchange tube 10. The heat exchanger 100 further includes: an inlet header 2 for supplying a heat exchange medium to the heat exchange tubes 10 of the heat exchange assembly 1; and an outlet header 2 for discharging heat exchange medium from the heat exchange tubes 10 of the heat exchange assembly 1. In the embodiment shown in fig. 1 to 10, the inlet header 2 and the outlet header 2 are adapters which are connected between the circular connecting tube 3 and the heat exchange tube 10 such that the connecting tube 3 and the heat exchange tube 10 are connected and in fluid communication via the adapters. More specifically, the inlet header 2 and the outlet header 2 comprise a sleeve portion 21, the sleeve portion 21 being slipped over the end of the heat exchange tube 10 of the heat exchange assembly 1, i.e. outside the end of the heat exchange tube 10 of the heat exchange assembly 1. The inlet header 2 and the outlet header 2 may further comprise a transition 22 arranged between the sleeve portion 21 and the connecting tube 3, the sleeve portion 21 and the connecting tube 3 being connected via the transition 22 and being in fluid communication. In the embodiment shown in fig. 11, the inlet header 2 and the outlet header 2 are tubes, openings in the walls of which tubes the heat exchange tubes 10 are connected to and in fluid communication with. For example, in the embodiments shown in fig. 1, 2, 5-8, 11, the inlet header 2 is disposed on the underside of the heat exchanger 100, while the outlet header 2 is disposed on the upper side of the heat exchanger 100.
Referring to fig. 1 to 11, according to an embodiment of the present invention, the connection part 5 may include a connection pipe, for example, the connection pipe is the same connection pipe as the heat exchange pipe 10, or a connection pipe connecting channels of the heat exchange pipes 10 of adjacent two heat exchange assemblies 1 in one-to-one correspondence, or a connection pipe connecting channels of the heat exchange pipes 10 of adjacent two heat exchange assemblies 1 in non-one-to-one correspondence, or a connection pipe having a single inner cavity. In the embodiment shown in the figures, the plurality of heat exchange assemblies 1 and the connection 5 are formed by bending a single heat exchange assembly 1.
Referring to fig. 1 to 11, a heat exchange assembly 1 for a heat exchanger 100 according to an embodiment of the present invention includes: a heat exchange tube 10 for a heat exchange medium to flow through, the heat exchange tube 10 having a plate shape and having a first surface 11 and a second surface 12 opposed in a thickness direction T of the heat exchange tube 10; and a plurality of fins 15 protruding from at least one of the first surface 11 and the second surface 12 of the heat exchange tube 10. The heat exchange tube 10 may be a flat tube. Referring to fig. 1 to 11, according to an example of the present invention, the plurality of fins 15 extend in the length direction L of the heat exchange tube 10, and the plurality of fins 15 are aligned and spaced apart in the width direction W of the heat exchange tube 10. In the illustrated embodiment, the fins 15 extend from each of the first surface 11 and the second surface 12 of the heat exchange tube 10.
Referring to fig. 4 and 10, in the embodiment of the present invention, the heat exchange tube 10 includes a plurality of channels 16 for a heat exchange medium to flow therethrough, the plurality of channels 16 extending in a length direction L of the heat exchange tube 10 and being aligned in a width direction W of the heat exchange tube 10. According to an example of the invention, at least some of the fins 15 at least partially overlap with the corresponding channels 16 or at least some of the fins 15 are within the corresponding channels 16 when viewed in the thickness direction T of the heat exchange tube 10.
Referring to fig. 8 to 10, in an embodiment of the present invention, the fin 15 has a plurality of spaced grooves 150 penetrating the fin 15 in the thickness direction of the fin 15. For example, the fins 15 extend in the length direction L of the heat exchange tube 10, and the grooves 150 of the plurality of fins 15 are aligned in the width direction W of the heat exchange tube 10. Each fin 15 is divided into a plurality of fin segments 15S by grooves 150, and the fin segments 15S are arranged in a matrix. The fin segments 15S are aligned in the width direction W of the heat exchange tube 10. The recess 150 may have a rectangular shape or any other suitable shape.
Referring to fig. 5 to 7, in an embodiment of the present invention, the fin 15 has a plurality of spaced apart openings 151 penetrating the fin 15 in a thickness direction of the fin 15. According to an example of the present invention, the fins 15 extend in the length direction L of the heat exchange tube 10, and the openings 151 of the plurality of fins 15 are aligned in the width direction W of the heat exchange tube 10. In the embodiment shown in fig. 7, the opening 151 has a circular shape, and in the embodiment shown in fig. 7, the opening 151 may have any other suitable shape, such as rectangular, oval, etc. Referring to fig. 5 and 6, the fin 15 may further have a flange 152 connected to an edge of the opening 151. For example, the fin 15 is windowed to form a louver-like windowed sheet. In the embodiment shown in fig. 5 and 6, the opening 151 has a rectangular shape. In the embodiment shown in fig. 5 and 6, the opening 151 may have any other suitable shape, such as circular, oval, etc.
Referring to fig. 1 to 11, in an embodiment of the present invention, the fin 15 is perpendicular to the at least one of the first surface 11 and the second surface 12 of the heat exchange tube 10. That is, the fins 15 protrude perpendicularly to the first and second surfaces 11 and 12 of the respective heat exchange tubes 10. The heat exchange tube 10 and the plurality of fins 15 may be integral. For example, the heat exchange tube 10 and the plurality of fins 15 are integrally formed by extrusion. The heat exchange tube 10 may be a heat exchange tube 10.
The heat exchange tube 10 and the plurality of fins 15 of the heat exchange assembly 1 according to the embodiment of the present invention are integrated, thereby omitting the brazing process of the heat exchanger and saving costs.
According to the heat exchanger 100 of the embodiment of the present invention, wind passes through the spaces between adjacent heat exchange assemblies 1 of the heat exchanger in the width direction W of the heat exchange tube 10. The wind creates a disturbed air flow between the fins 15 of adjacent heat exchange assemblies 1, thereby enhancing the heat exchange performance of the air with the fins 15. Referring to fig. 5 to 10, through the grooves 150, the openings 151, the flanges 152, turbulence in the air flow can be further enhanced, thereby further enhancing heat exchange performance.
According to the embodiment of the invention, the fins and the flat tubes are extruded together at the stage of extruding the micro-channel flat tubes. Thus forming a microchannel flat tube with fins. The micro-channel flat tube with the fins is repeatedly bent in a serpentine shape to form the heat exchanger with the air duct in the middle. When the heat exchanger works, heat exchange medium flows through the channels of the heat exchange tubes of the heat exchanger, and wind flows through the heat exchanger through the channels between the fins, so that the purpose of heat exchange is achieved.
According to an embodiment of the invention, the inlet header 2 and the outlet header 2 comprise a sleeve portion 21, the sleeve portion 21 being fitted over the end of the heat exchange tube 10 of the heat exchange assembly 1. The sleeve portion 21 can increase the welding area of the ends of the inlet current collector 2 and the outlet current collector 2 and the heat exchange tube 10, so that the difficulty in welding and fixing the inlet current collector 2 and the outlet current collector 2 and the heat exchange tube 10 by laser welding and the like is reduced, and therefore, the heat exchanger does not need to be brazed in a brazing furnace, and the manufacturing cost is saved.
The heat exchange component provided by the invention is simple to produce, and the process for manufacturing the heat exchanger is simple, so that the production cost can be reduced.
Although the above embodiments have been described, some of the features of the above embodiments can be combined to form new embodiments.
Claims (19)
1. A heat exchange assembly for a heat exchanger, comprising:
a heat exchange tube for a heat exchange medium to flow through, the heat exchange tube having a plate-like shape and having first and second surfaces opposing in a thickness direction of the heat exchange tube; and
a plurality of fins extending from at least one of the first surface and the second surface of the heat exchange tube.
2. The heat exchange assembly for a heat exchanger of claim 1, wherein:
the heat exchange tube includes a plurality of channels for a heat exchange medium to flow through, the plurality of channels extending in a length direction of the heat exchange tube and being aligned in a width direction of the heat exchange tube.
3. The heat exchange assembly for a heat exchanger according to claim 1 or 2, wherein:
the plurality of fins extend in a length direction of the heat exchange tube, and the plurality of fins are arranged and spaced apart in a width direction of the heat exchange tube.
4. The heat exchange assembly for a heat exchanger of claim 1, wherein:
the fin has a plurality of spaced apart grooves extending through the fin in a thickness direction of the fin.
5. The heat exchange assembly for a heat exchanger of claim 4, wherein:
the fins extend in the length direction of the heat exchange tube, and the grooves of the plurality of fins are aligned in the width direction of the heat exchange tube.
6. The heat exchange assembly for a heat exchanger of claim 1, wherein:
the fin has a plurality of spaced apart openings extending through the fin in a thickness direction of the fin.
7. The heat exchange assembly for a heat exchanger of claim 6, wherein:
the fin also has a flange connected to an edge of the opening.
8. The heat exchange assembly for a heat exchanger according to claim 6 or 7, wherein:
the fins extend in a length direction of the heat exchange tube, and openings of the plurality of fins are aligned in a width direction of the heat exchange tube.
9. The heat exchange assembly for a heat exchanger of claim 1, wherein:
the fins protrude from each of the first surface and the second surface of the heat exchange tube.
10. The heat exchange assembly for a heat exchanger of claim 1, wherein:
the fin is perpendicular to the at least one of the first surface and the second surface of the heat exchange tube.
11. The heat exchange assembly for a heat exchanger of claim 1, wherein:
the heat exchange tube and the plurality of fins are integral.
12. The heat exchange assembly for a heat exchanger of claim 11, wherein:
the heat exchange tube and the fins are integrally formed by extrusion.
13. The heat exchange assembly for a heat exchanger of claim 1, wherein:
the heat exchange tube is a heat exchange tube.
14. A heat exchanger, comprising:
a heat exchange assembly for a heat exchanger according to any one of claims 1 to 13.
15. The heat exchanger of claim 14, wherein:
the heat exchange component is a plurality of heat exchange components, and
the heat exchanger also includes a connection portion connecting heat exchange tubes of adjacent two heat exchange assemblies of the plurality of heat exchange assemblies and fluidly communicating the heat exchange tubes of the adjacent two heat exchange assemblies such that the plurality of heat exchange assemblies are connected in series.
16. The heat exchanger of claim 15, wherein:
the plurality of heat exchange assemblies and the connecting part are formed by bending a single heat exchange assembly.
17. The heat exchanger of claim 15, wherein:
the connection part comprises a connection pipe.
18. The heat exchanger of claim 14, further comprising:
an inlet header for supplying a heat exchange medium to heat exchange tubes of the heat exchange assembly; and
and the outlet current collector is used for discharging the heat exchange medium from the heat exchange pipes of the heat exchange assembly.
19. The heat exchanger of claim 18, wherein:
at least one of the inlet header and the outlet header includes a sleeve portion that fits over an end of a heat exchange tube of the heat exchange assembly.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111647249.8A CN116412712A (en) | 2021-12-29 | 2021-12-29 | Heat exchange assembly for heat exchanger and heat exchanger |
| PCT/CN2022/142299 WO2023125525A1 (en) | 2021-12-29 | 2022-12-27 | Heat exchange assembly for heat exchanger and heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111647249.8A CN116412712A (en) | 2021-12-29 | 2021-12-29 | Heat exchange assembly for heat exchanger and heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116412712A true CN116412712A (en) | 2023-07-11 |
Family
ID=86997942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111647249.8A Pending CN116412712A (en) | 2021-12-29 | 2021-12-29 | Heat exchange assembly for heat exchanger and heat exchanger |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN116412712A (en) |
| WO (1) | WO2023125525A1 (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1051844C (en) * | 1993-08-28 | 2000-04-26 | 梅兰尼西亚国际信托有限公司 | Improved heat exchanger element |
| US7044211B2 (en) * | 2003-06-27 | 2006-05-16 | Norsk Hydro A.S. | Method of forming heat exchanger tubing and tubing formed thereby |
| CN104048543A (en) * | 2014-06-25 | 2014-09-17 | 上海理工大学 | Flat-tooth longitudinal finned tube |
| CN205300345U (en) * | 2015-11-30 | 2016-06-08 | 仪征市永辉散热管制造有限公司 | Vertical trompil type finned tube |
| CN206056368U (en) * | 2016-08-18 | 2017-03-29 | 浙江康盛股份有限公司 | A kind of flat-shaped microchannel through type connecting tube |
| CN110608552A (en) * | 2018-06-15 | 2019-12-24 | 杭州三花微通道换热器有限公司 | Heat exchange system |
| CN113624056A (en) * | 2021-08-05 | 2021-11-09 | 浙江酷灵信息技术有限公司 | Heat exchanger |
-
2021
- 2021-12-29 CN CN202111647249.8A patent/CN116412712A/en active Pending
-
2022
- 2022-12-27 WO PCT/CN2022/142299 patent/WO2023125525A1/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023125525A1 (en) | 2023-07-06 |
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