CN221123146U - Fin type heat exchanger - Google Patents
Fin type heat exchanger Download PDFInfo
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- CN221123146U CN221123146U CN202322727990.6U CN202322727990U CN221123146U CN 221123146 U CN221123146 U CN 221123146U CN 202322727990 U CN202322727990 U CN 202322727990U CN 221123146 U CN221123146 U CN 221123146U
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- end plate
- heat exchanger
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- 238000005452 bending Methods 0.000 claims abstract description 54
- 238000010030 laminating Methods 0.000 claims abstract description 5
- 230000013011 mating Effects 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 5
- 230000002349 favourable effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241001137222 Goodeidae Species 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The application relates to a fin type heat exchanger, which comprises a straight line section and a bending section, wherein the straight line section comprises an integrated fin module; the section of bending, the section of bending links to each other with the straightway, and the section of bending includes a plurality of split type fin modules and a plurality of end plate, and a plurality of split type fin modules and a plurality of end plate one-to-one, wherein, two adjacent end plates are set for first end plate and second end plate, are formed with the connection face on the first end plate, are formed with on the second end plate and connect the fitting surface laminating and are connected to be fixed to on the second end plate with first end plate, and make two adjacent split type fin modules support and lean on. According to the fin type heat exchanger provided by the application, the connection between the two adjacent end plates is tighter, so that the two adjacent split type fin modules are propped tightly, gaps are prevented from being formed between the two adjacent split type fin modules, and the heat exchange performance of the fin type heat exchanger is improved.
Description
Technical Field
The application relates to the technical field of heat exchange equipment, in particular to a fin type heat exchanger.
Background
Fin heat exchangers are commonly used in air conditioning systems to perform a cold and heat exchange function. The existing bent fin type heat exchanger is usually formed by straight-line bending, a plurality of rows of single-row fins are stacked together before bending, and after bending, the fins are connected together through end plates fixed at two ends. The end plates on the same side are connected by connecting sheets, and the two ends of each connecting sheet are provided with holes and are respectively fixed on the two adjacent end plates by screws, so that the end plates in multiple rows are fixed together.
However, as the expansion lengths of the straight rows of fins are different before bending, and the heat exchange tube is contracted, the fins of the bent rows are difficult to be completely clung, gaps are easy to be generated between the two adjacent rows of fins, and the heat exchange performance of the fin type heat exchanger is reduced.
Disclosure of utility model
Based on this, it is necessary to provide a fin type heat exchanger capable of improving heat exchange performance.
In order to solve the technical problems, the application provides the following technical scheme:
a fin heat exchanger, the fin heat exchanger comprising:
the straight line section comprises an integrated fin module;
The bending section is connected with the straight line section and comprises a plurality of split type fin modules and a plurality of end plates, the split type fin modules are in one-to-one correspondence with the end plates, two adjacent end plates are set to be a first end plate and a second end plate, a connecting surface is formed on the first end plate, a connecting matching surface is formed on the second end plate, and the connecting surface is attached to and connected with the connecting matching surface so as to fix the first end plate to the second end plate and enable the two adjacent split type fin modules to abut against each other.
It can be understood that the fin type heat exchanger is bent to form a straight line section and a bending section, and the straight line section is provided with the integrated fin module, so that gaps are not formed between two adjacent rows of fins on the straight line section; the structural characteristics of integral type fin module have been utilized to the one end that links to each other with the straightway on the section of bending, and is taut with the split type fin module of multirow, the other end is fixed with the laminating of connection mating surface through the junction surface on the adjacent end plate for close connection between two adjacent end plates is favorable to close fit between two adjacent split type fin modules, avoids forming the clearance between two adjacent split type fin modules, improves fin heat exchanger's heat transfer performance.
In one embodiment, the second end plate is bent to form a bump, the connection mating surface is disposed on the bump, and when the connection mating surface is attached to and connected with the connection surface, a side surface of the second end plate, which faces away from the corresponding split type fin module, and a side surface of the first end plate, which faces away from the corresponding split type fin module, are disposed on the same surface.
It will be appreciated that the end plates lie in the same plane on a side facing away from the corresponding split fin module, facilitating a tight fit between adjacent two end plates.
In one embodiment, the bending section further comprises a connecting piece, the connecting piece is arranged corresponding to the protruding block, and the connecting piece penetrates through the corresponding protruding block and is connected with the first end plate in a matched mode.
In one embodiment, the number of the protruding blocks is plural, and the plurality of protruding blocks are arranged at intervals along the length direction of the end plate.
It is understood that the plurality of projections are arranged at intervals along the length direction of the end plate, so that the connection stability between two adjacent end plates is enhanced.
In one embodiment, the connecting surface is welded and fixed with the connecting matching surface; or the connecting surface is fixed with the connecting matching surface through threads.
In one embodiment, the number of the end plates is multiple, and one side surface of the multiple end plates, which is away from the corresponding split fin module, is arranged on the same plane.
It will be appreciated that the plurality of end plates are located in the same plane on a side facing away from the corresponding split fin module, facilitating a tight fit between the end plates.
In one embodiment, the number of the bending sections is two, and the bending directions of the two bending sections relative to the straight line section are consistent.
In one embodiment, the heat exchange tube further comprises a plurality of heat exchange tube modules, and the integrated fin module is installed on the plurality of heat exchange tube modules;
The heat exchange tube modules are in one-to-one correspondence with the split fin modules and the end plates, and the split fin modules and the end plates are respectively arranged on the corresponding heat exchange tube modules.
In one embodiment, the number of the heat exchange tube modules is two, wherein one heat exchange tube module is bent relative to the integral fin module and is provided with a bending part, and the extending direction of the bending part is consistent with the extending direction of the bending section;
wherein, install fin module and sideboard on the kink.
In one embodiment, the end plate is provided as a sheet metal part.
It can be understood that the sheet metal part is low in cost and high in strength, and can meet the use requirement.
Due to the application of the scheme, compared with the prior art, the application has the following advantages:
According to the fin type heat exchanger disclosed by the application, as the linear section is provided with the integrated fin module, gaps are not formed between two adjacent rows of fins on the linear section; the structural characteristics of integral type fin module have been utilized to the one end that links to each other with the straightway on the section of bending, and is taut with the split type fin module of multirow, the other end is fixed with the laminating of connection mating surface through the junction surface on the adjacent end plate for close connection between two adjacent end plates is favorable to close fit between two adjacent split type fin modules, avoids forming the clearance between two adjacent split type fin modules, improves fin heat exchanger's heat transfer performance.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments or the conventional techniques of the present application, the drawings required for the descriptions of the embodiments or the conventional techniques will be briefly described below, and it is apparent that the drawings in the following descriptions are only some embodiments of the present application, and other drawings may be obtained according to the drawings without inventive effort for those skilled in the art.
Fig. 1 is a schematic structural diagram of a fin heat exchanger according to an embodiment of the present application before bending.
Fig. 2 is a schematic structural view of the fin heat exchanger of fig. 1 after bending.
Fig. 3 is a schematic view of a fin heat exchanger according to an embodiment of the application.
Fig. 4 is a schematic structural view of a fin heat exchanger according to another embodiment of the present application.
Fig. 5 is a schematic structural view of a plurality of end plates according to another embodiment of the present application.
Fig. 6 is a schematic structural diagram of a fin heat exchanger according to another embodiment of the present application before bending.
Fig. 7 is a schematic view of the fin heat exchanger of fig. 6 after bending.
Reference numerals: 100. a fin heat exchanger; 10. a straight line segment; 11. an integral fin module; 20. a bending section; 21. a split fin module; 22. an end plate; 221. a connection surface; 222. a bump; 223. connecting the matching surfaces; 224. heat exchange tube holes; 30. a bending part; 31. a fin module; 32. a side plate; 40. a heat exchange tube module; 41. a heat exchange tube.
Detailed Description
In order that the above objects, features and advantages of the application will be readily understood, a more particular description of the application will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. The present application may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit of the application, whereby the application is not limited to the specific embodiments disclosed below.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When a component is considered to be "connected" to another component, it can be directly connected to the other component or intervening components may also be present. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and the like are used in the description of the present application for the purpose of illustration only and do not represent the only embodiment.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present application, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present application, unless expressly stated or limited otherwise, a first feature "up" or "down" on a second feature may be that the first feature is in direct contact with the second feature, or that the first feature and the second feature are in indirect contact through intermedial media. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely under the second feature, or simply indicating that the first feature is less level than the second feature.
Unless defined otherwise, all technical and scientific terms used in the specification of the present application have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used in the description of the present application includes any and all combinations of one or more of the associated listed items.
Referring to fig. 2 to 4, fig. 6 and fig. 7, a fin-type heat exchanger 100 according to an embodiment of the application includes a straight line segment 10 and a bending segment 20, wherein the straight line segment 10 is connected with the bending segment 20, the straight line segment 10 includes an integral fin module 11, the bending segment 20 includes a plurality of split fin modules 21 and a plurality of end plates 22, the end plates 22 are disposed on a side of the split fin modules 21 away from the integral fin module 11, and the split fin modules 21 are in one-to-one correspondence with the end plates 22. The straight line segment 10 is provided with the integral fin module 11, so that no gap exists between two adjacent rows of fins on the straight line segment 10. One end of the bending section 20 connected with the straight line section 10 is used for tensioning the multiple rows of split type fin modules 21 by utilizing the structural characteristics of the integrated type fin modules 11, and the other end of the bending section is tightly connected with the multiple rows of split type fin modules 21 through the tight connection between the two adjacent end plates 22, so that the multiple rows of split type fin modules 21 are tightly matched, gaps are avoided from being formed between the two adjacent rows of split type fin modules 21, and the heat exchange performance of the fin type heat exchanger 100 is improved.
Wherein, two adjacent end plates 22 are set as a first end plate and a second end plate, a connecting surface 221 is formed on the first end plate, a connecting matching surface 223 is formed on the second end plate, and the first end plate and the second end plate are fixedly connected with each other through the bonding of the connecting surface 221 and the connecting matching surface 223, so that the multiple rows of end plates 22 at one end of the bending section 20 are fixedly connected with each other, and the corresponding two adjacent split fin modules 21 are abutted. The end plates 22 are firmly connected, so that loose dislocation of the fins caused by vibration or wind force is avoided, and air blowing is facilitated.
It should be noted that the integral fin module 11 is formed by a plurality of integral fins arranged at intervals, the split fin module 21 is formed by a plurality of split fins arranged at intervals, and the plurality of rows of split fin modules 21 are arranged and disposed at least at one end of the integral fin module 11 along the thickness direction of the fin type heat exchanger 100. The integral type fin module 11, the split type fin module 21 and the end plate 22 are all sleeved on the heat exchange tube 41, and the integral type fin module 11, the split type fin module 21 and the end plate 22 are all in interference fit and fixed with the heat exchange tube 41 through a tube expansion process.
As shown in fig. 2 to 4, in an embodiment, the number of the bending sections 20 is two, and the bending directions of the two bending sections 20 relative to the straight section 10 are consistent, so that the fin type heat exchanger 100 has a symmetrical structure, and the fin type heat exchanger 100 has a substantially U-shape. As shown in fig. 1, before the fin type heat exchanger 100 is not bent, the multiple rows of split type fin modules 21 are in a straight-line structure, one ends of the multiple rows of split type fin modules 21 are connected with the integrated type fin modules 11 through the heat exchange tubes 41, the other ends have a length difference, the end faces cannot be connected, the fin type heat exchanger is in a free state, and gaps are easily formed between two adjacent rows of split type fin modules 21. As shown in FIG. 2, the bent fin type heat exchanger 100 is provided with the integral fin module 11 at the middle position of the fin type heat exchanger 100, so that the bending sections 20 can control the shrinkage degree of the end face by controlling the bending radius in the bending process of the bending sections 20 at two ends, and accumulated tolerance is avoided, so that the split type fin modules 21 on the bending sections 20 are more tightly matched.
Without limitation, as shown in fig. 7, in another embodiment, the number of bending sections 20 is one and is located at one end of the straight section 10.
In an embodiment, the number of the end plates 22 at one end of the bending section 20 is multiple, and one side surface of the multiple end plates 22 facing away from the corresponding split fin module 21 is disposed on the same plane, so as to facilitate close fit between the end plates 22. The number of the end plates 22 can be specifically two, three or four, etc., and is set corresponding to the split fin modules 21, and can be selected according to actual requirements.
In this embodiment, the end plate 22 is set to be a sheet metal part, and the sheet metal part has low cost and high strength, and can meet the use requirement.
As shown in fig. 5, in an embodiment, a bump 222 is formed on the second end plate by bending, the bump 222 is in a rectangular structure and protrudes towards the first end plate, wherein a side surface of the bump 222 facing the split fin module 21 is provided with a connection mating surface 223, an area of the first end plate, which is attached to the bump 222, is provided with a connection surface 221, and the connection surface 221 and the connection mating surface 223 are identical in shape and are rectangular. The junction of lug 222 and end plate 22 is the bending state, and when connection fitting surface 223 on the lug 222 and connection surface 221 laminating and connection, a side that deviates from corresponding split type fin module 21 on the second end plate and a side that deviates from corresponding split type fin module 21 on the first end plate set up on same face, are favorable to close fit between two adjacent end plates 22.
Further, the number of the end plates 22 at one end of the bending section 20 is three, a connecting surface 221 is arranged on the end plate 22 close to the innermost side of the fin heat exchanger 100, a bump 222 is arranged on the end plate 22 close to the outermost side of the fin heat exchanger 100, the end plate 22 located at the middle position is simultaneously provided with the bump 222 and the connecting surface 221, the bump 222 is connected with the end plate 22 located at the innermost side through a connecting matching surface 223, and the connecting surface 221 is used for matching with the bump 222 on the end plate 22 located at the outermost side, so that the end plate 22 located at the middle position can be fixedly connected with the end plates 22 at two sides at the same time. It should be noted that the protruding direction of the protruding blocks 222 protrudes from the outer side to the inner side of the fin type heat exchanger 100, so as to prevent the fin type heat exchanger 100 from interfering during the bending process.
In an embodiment, the bending section 20 further includes a connecting piece (not shown) disposed corresponding to the bump 222, and the connecting piece can pass through the corresponding bump 222 and be connected with the first end plate in a matching manner, so that the connecting mating surface 223 is fixed against the connecting surface 221, which is simple to operate and is firmly connected. The connecting element may be embodied as a bolt, screw or pin, etc., without limitation. When the connection member is provided as a bolt or a screw, the connection surface 221 and the connection mating surface 223 are fixed by the connection member threaded connection.
In other embodiments, the connection mating surface 223 on the bump 222 and the connection surface 221 on the first end plate may be fixed by adhesion.
In an embodiment, the number of the protrusions 222 is plural, and the protrusions 222 are spaced along the length direction of the end plates 22 to enhance the connection stability between two adjacent end plates 22.
As shown in fig. 4 and 5, in the present embodiment, the number of the projections 222 is two, and the two projections 222 are arranged at intervals along the length direction of the end plate 22 and near the end portions of both ends of the end plate 22. The end plate 22 has a plurality of heat exchange tube holes 224 spaced apart therefrom, and the bosses 222 are positioned between adjacent two of the heat exchange tube holes 224 or between the heat exchange tube holes 224 and the edges of the end plate 22 after installation.
In one embodiment, a connecting surface 221 is formed on a side of the first end plate close to the second end plate, a connecting mating surface 223 is formed on a side of the second end plate close to the first end plate, and the connecting surface 221 and the connecting mating surface 223 are both elongated and extend along the length direction of the end plate 22. Wherein the connection surface 221 and the connection mating surface 223 are fixedly connected in a welding manner.
Specifically, the first end plate and the second end plate are welded and fixed in an argon arc welding mode.
As shown in fig. 7, in an embodiment, the fin type heat exchanger 100 further includes a bending portion 30, the bending portion 30 is located at one end of the straight section 10, the fin module 31 and the side plate 32 are installed on the bending portion 30, the size of the fin module 31 is consistent with the size of the split type fin module 21, and the extending direction of the bending portion 30 is consistent with the extending direction of the bending section 20.
In an embodiment, the fin-type heat exchanger 100 further includes heat exchange tube modules 40, each heat exchange tube module 40 is formed by combining a plurality of heat exchange tubes 41, and the integral fin module 11 and the split fin module 21 are mounted on the heat exchange tube module 40. The plurality of heat exchange tube modules 40 are in one-to-one correspondence with the plurality of split fin modules 21 and the plurality of end plates 22, and the split fin modules 21 and the end plates 22 are respectively mounted on the corresponding heat exchange tube modules 40.
As shown in fig. 7, in one embodiment, the number of heat exchange tube modules 40 is two, one of the heat exchange tube modules 40 is U-shaped, and is bent relative to the integral fin module 11 to form a bending portion 30, the other heat exchange tube module 40 is L-shaped, and has a relatively short length, one end is provided with the integral fin module 11, and the other end is provided with the split fin module 21.
As shown in fig. 2 to 4, in another embodiment, the number of the heat exchange tube modules 40 is three, the integral fin module 11 is installed in the middle of the heat exchange tube module 40, the three split fin modules 21 are respectively installed on two sides of the integral fin module 11, and the two ends of the heat exchange tube module 40 are respectively and correspondingly installed with the three end plates 22.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples illustrate only a few embodiments of the application, which are described in detail and are not to be construed as limiting the scope of the claims. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the application, which are all within the scope of the application. Accordingly, the scope of the application should be determined from the following claims.
Claims (10)
1. A fin heat exchanger, characterized in that the fin heat exchanger (100) comprises:
A straight line segment (10) comprising an integrated fin module (11);
The straight line section (10) link to each other, the section of bending includes a plurality of split type fin module (21) and a plurality of end plate (22), and is a plurality of split type fin module (21) and a plurality of end plate (22) one-to-one, wherein, adjacent two end plate (22) set for first end plate and second end plate, be formed with connection face (221) on the first end plate, be formed with on the second end plate and connect fitting surface (223), connection face (221) with connect fitting surface (223) laminating and connect, in order to with first end plate is fixed to on the second end plate, and make adjacent two split type fin module (21) support and lean on.
2. The fin-type heat exchanger according to claim 1, wherein the second end plate is bent to form a bump (222), the connection mating surface (223) is disposed on the bump (222), and when the connection mating surface (223) is attached to and connected with the connection surface (221), a side surface of the second end plate facing away from the corresponding split-type fin module (21) is disposed on the same surface as a side surface of the first end plate facing away from the corresponding split-type fin module (21).
3. The fin heat exchanger of claim 2, wherein the bent section (20) further includes a connector disposed in correspondence with the tab (222), and passing through the corresponding tab (222) and being cooperatively connected with the first end plate.
4. A fin heat exchanger according to claim 3, wherein the number of the projections (222) is plural, and the plural projections (222) are arranged at intervals along the length direction of the end plate (22).
5. The fin heat exchanger according to claim 2, wherein the connection surface (221) is welded to the connection mating surface (223); or the connecting surface (221) and the connecting matching surface (223) are fixed by screw threads.
6. The fin-type heat exchanger according to claim 1, wherein the number of the end plates (22) is plural, and a side surface of the plurality of the end plates (22) facing away from the corresponding split fin modules (21) is disposed on the same plane.
7. The fin heat exchanger according to claim 1, wherein the number of bent sections (20) is two, and the bending directions of the two bent sections are identical with respect to the straight section.
8. The fin-type heat exchanger of claim 1, further comprising a plurality of heat exchange tube modules (40), the integral fin module (11) being mounted on a plurality of the heat exchange tube modules (40);
The heat exchange tube modules (40) are in one-to-one correspondence with the split fin modules (21) and the end plates (22), and the split fin modules (21) and the end plates (22) are respectively installed on the corresponding heat exchange tube modules (40).
9. The fin-type heat exchanger according to claim 8, wherein the number of the heat exchange tube modules (40) is two, wherein one of the heat exchange tube modules (40) is bent with respect to the integral fin module (11) and formed with a bent portion (30), and an extending direction of the bent portion (30) is identical to an extending direction of the bent segment (20);
Wherein, fin module (31) and sideboard (32) are installed on kink (30).
10. The fin heat exchanger according to claim 1, wherein the end plate (22) is provided as a sheet metal part.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322727990.6U CN221123146U (en) | 2023-10-11 | 2023-10-11 | Fin type heat exchanger |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202322727990.6U CN221123146U (en) | 2023-10-11 | 2023-10-11 | Fin type heat exchanger |
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Publication Number | Publication Date |
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CN221123146U true CN221123146U (en) | 2024-06-11 |
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CN202322727990.6U Active CN221123146U (en) | 2023-10-11 | 2023-10-11 | Fin type heat exchanger |
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