CN106595020B - Heat exchange fin, multi-fold heat exchanger and air conditioner - Google Patents
Heat exchange fin, multi-fold heat exchanger and air conditioner Download PDFInfo
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- CN106595020B CN106595020B CN201611085140.9A CN201611085140A CN106595020B CN 106595020 B CN106595020 B CN 106595020B CN 201611085140 A CN201611085140 A CN 201611085140A CN 106595020 B CN106595020 B CN 106595020B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F3/00—Plate-like or laminated elements; Assemblies of plate-like or laminated elements
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- 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
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- 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
- F28F9/26—Arrangements for connecting different sections of heat-exchange elements, e.g. of radiators
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a heat exchange fin, a multi-fold heat exchanger and an air conditioner, wherein the heat exchange fin comprises a plurality of unit fins arranged in rows and a strip-shaped connecting sheet arranged between two adjacent unit fins, and two ends of the strip-shaped connecting sheet are respectively connected with the two adjacent unit fins. The technical scheme of the invention can improve the assembly efficiency of the multi-fold heat exchanger.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to a heat exchange fin, a multi-fold heat exchanger and an air conditioner.
Background
The multi-fold heat exchanger used in the existing air conditioner is generally formed by connecting a plurality of independent sub heat exchangers, and after each sub heat exchanger is formed independently, the end plates of the plurality of sub heat exchangers are connected together with a connecting plate through screws to form the multi-fold heat exchanger. For the multi-fold heat exchanger with the structure, each sub-heat exchanger needs to be formed respectively, and then the end plates are connected with the connecting plates, so that the production and assembly efficiency of the multi-fold heat exchanger is low due to more processes.
Disclosure of Invention
The invention mainly aims to provide a heat exchange fin, aiming at improving the assembly efficiency of a multi-fold heat exchanger.
In order to achieve the purpose, the heat exchange fin provided by the invention comprises a plurality of unit fins arranged in rows and a strip-shaped connecting sheet arranged between two adjacent unit fins, wherein two ends of the strip-shaped connecting sheet are respectively connected with the two adjacent unit fins.
Preferably, the heat exchange fin further comprises an auxiliary connecting sheet arranged between two adjacent unit fins, two ends of the auxiliary connecting sheet are respectively connected with the two adjacent unit fins, and a gap is formed between the auxiliary connecting sheet and the strip-shaped connecting sheet at the corresponding position.
Preferably, the unit fins have the same width.
Preferably, the unit fin is provided with a plurality of first mounting holes for mounting the heat exchange tube, the plurality of first mounting holes are arranged in a plurality of rows which are arranged in parallel, each row comprises a plurality of first mounting holes which are arranged along the length direction of the unit fin at uniform intervals, the first mounting holes of two adjacent rows are arranged in a staggered manner in the same unit fin, two adjacent first mounting holes in any row are spaced at a first distance, and any first mounting hole is spaced at a second distance from the other two first mounting holes which are most adjacent to each other in the adjacent row.
Preferably, the first mounting holes of at least two of the unit fins have the same hole diameter; the first distances of the two unit fins with the same aperture of the first mounting hole are equal, and the second distances of the two unit fins with the same aperture of the first mounting hole are equal.
Preferably, the first mounting holes of at least two adjacently disposed unit fins have the same hole diameter; the first mounting hole in one of the unit fins, which is closest to the abutment, is spaced apart from the first mounting hole in the other of the unit fins, which is closest to the abutment, by a first distance or a second distance.
Preferably, at least one of the unit fins is further provided with a plurality of second mounting holes for mounting heat exchange tubes, the first mounting holes and the second mounting holes have the same aperture, and in the same unit fin, the second mounting hole and the nearest first mounting hole are separated by the first distance or the second distance corresponding to the unit fin; the second mounting hole is spaced apart from another of the second mounting holes that is closest to the second mounting hole by the first distance or the second distance corresponding to the unit fin.
Preferably, the first mounting holes of at least two adjacent unit fins have the same hole diameter; the second mounting hole in one of the unit fin groups, which is closest to the abutment, is spaced from the first mounting hole in the other of the unit fins, which is closest to the abutment, by a first distance or a second distance; alternatively, the second mounting hole in one of the unit fin groups, which is closest to the abutment, is spaced apart from the second mounting hole in the other of the unit fins, which is closest to the abutment, by a first distance or a second distance.
Preferably, the first mounting holes of at least two of the unit fins have different hole diameters.
Preferably, in at least two of the unit fins,
the diameter of the first mounting hole of one unit fin is 3-6mm, and the ratio of the first distance corresponding to the unit fin to the second distance corresponding to the unit fin ranges from 1.2 to 1.7;
the diameter of the first mounting hole of the other unit fin is 6-8mm, and the ratio of the first distance corresponding to the unit fin to the second distance corresponding to the unit fin ranges from 1 to 1.5.
The present invention also provides a multifold heat exchanger, including: the heat exchange fin comprises a plurality of unit fins arranged in rows and a strip-shaped connecting sheet arranged between two adjacent unit fins, two ends of the strip-shaped connecting sheet are respectively connected with the two adjacent unit fins, and the unit fins at corresponding positions of the plurality of heat exchange fins form a unit fin group; the heat exchange tubes are arranged on the side plates and penetrate through the corresponding unit fin groups.
The present invention also provides an air conditioner including a multifold heat exchanger, the multifold heat exchanger including: the heat exchange fin comprises a plurality of unit fins arranged in rows and a strip-shaped connecting sheet arranged between two adjacent unit fins, two ends of the strip-shaped connecting sheet are respectively connected with the two adjacent unit fins, and the unit fins at corresponding positions of the plurality of heat exchange fins form a unit fin group; the heat exchange tubes are arranged on the side plates and penetrate through the corresponding unit fin groups.
When the heat exchange fin is applied to a multi-fold heat exchanger, a plurality of heat exchange fins are arranged in a stacked manner, so that the unit fins at corresponding positions of the plurality of heat exchange fins form a unit fin group, each unit fin group, a penetrating heat exchange tube and a corresponding plate body form an independent heat exchange part together, the multi-fold heat exchanger can be divided into a plurality of heat exchange parts, and two adjacent heat exchange parts are arranged in a V shape or a straight shape, so that the multi-fold heat exchanger is bent; wherein, a plurality of unit fins connect gradually into a whole through the bar connection piece, therefore all unit fins of whole heat transfer fin can the one shot cutting shaping, for the fin of every heat transfer portion of current many folds formula heat exchanger independent molding, can improve heat transfer fin's production efficiency, simultaneously, the unit fin is connected through the bar connection piece, during the assembly of many folds formula heat exchanger, the bar connection piece can be buckled as required, thereby realize many folds formula heat exchanger and buckle the setting when not changing unit fin form, because the bar connection piece has connected two adjacent unit fins, alignment operation when consequently can simplifying the installation of heat transfer portion, thereby further improve the assembly efficiency of the many folds formula heat exchanger that corresponds.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of a heat exchange fin according to the present invention;
FIG. 2 is a schematic structural view of another embodiment of a heat exchange fin according to the present invention;
FIG. 3 is a schematic structural view of the heat exchange fin shown in FIG. 2 in a bent state;
FIG. 4 is a schematic structural view of a heat exchange fin according to another embodiment of the present invention in a bent state;
fig. 5 is a schematic structural diagram of an embodiment of the multifold heat exchanger of the present invention.
The reference numbers illustrate:
| reference numerals | Name (R) | Reference numerals | Name (R) | |
| 100 | |
200 | |
|
| 300 | |
110 or 110 | Unit fin | |
| 120 | Strip- |
130 | |
|
| 111 or 111' | |
112 or 112' | Second mounting hole |
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indication is changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a heat exchange fin.
Referring to fig. 1 or fig. 2, in the embodiment of the present invention, the heat exchange fin 100 includes a plurality of unit fins 110 arranged in a row and a strip-shaped connecting piece 120 disposed between two adjacent unit fins 110, and two ends of the strip-shaped connecting piece 120 are respectively connected to two adjacent unit fins 110.
According to the technical scheme, the heat exchange fin 100 comprises a plurality of unit fins 110 which are arranged in rows, when the heat exchange fin 100 is applied to a multi-fold heat exchanger, a plurality of heat exchange fins 100 are stacked and arranged, so that the unit fins 110 at corresponding positions of the plurality of heat exchange fins 100 form a unit fin 110 group, each unit fin 110 group, a penetrating heat exchange tube 300 and a corresponding plate body form an independent heat exchange part together, the multi-fold heat exchanger can be divided into a plurality of heat exchange parts, and two adjacent heat exchange parts are arranged in a V shape or a straight line shape, so that the multi-fold heat exchanger is bent; wherein, a plurality of unit fins 110 connect into a whole through bar connection piece 120 in proper order, therefore all unit fins 110 of whole heat exchange fin 100 can once cut the shaping, for the fin of every heat transfer portion of current multifolding heat exchanger independent molding, can improve heat exchange fin 100's production efficiency, and simultaneously, unit fins 110 connect through bar connection piece 120, during the assembly of multifolding heat exchanger, bar connection piece 120 can buckle as required, thereby realize the setting of multifolding heat exchanger buckle when not changing unit fins 110 form, because bar connection piece 120 has connected two adjacent unit fins 110, alignment operation when consequently can simplifying the installation of heat transfer portion, thereby further improve the assembly efficiency of corresponding multifolding heat exchanger.
Referring to fig. 1 or 2, when the heat exchange fin 100 is formed, an auxiliary connecting sheet 130 having a certain gap (1-5 mm) from the strip connecting sheet 120 may be further added at one side of the strip connecting sheet 120, the auxiliary connecting sheet 130 is disposed between two adjacent unit fins 110, two ends of the auxiliary connecting sheet 130 are respectively connected to the two adjacent unit fins 110, a gap is formed between the auxiliary connecting sheet 130 and the strip connecting sheet 120 at a corresponding position, the auxiliary connecting sheet 130 may increase the connection strength between the unit fins 110, increase the overall reliability of the heat exchange fin 100, and facilitate transportation of the heat exchange fin 100, when the multifold heat exchanger is assembled, the auxiliary connecting sheet 130 is cut off (along a dotted line in fig. 1) before bending operation, so that the auxiliary connecting sheet 130 may avoid the auxiliary connecting sheet 130 from affecting the assembly, wherein the gap between the auxiliary connecting sheet 130 and the strip connecting sheet 120 may prevent the strip connecting sheet 120 from being cut off when the auxiliary connecting sheet 130 is cut. In order to facilitate the cutting and forming of the heat exchange fin 100, the unit fins 110 are arranged in a plurality of widths, so that the long edges of the heat exchange fin 100 can be cut at one time during the cutting operation, the cutting operation is simple, and the production efficiency of the heat exchange fin 100 is improved.
Referring to fig. 1, a heat exchange tube 300 of a multifolding heat exchanger is disposed through a heat exchange fin 100, wherein a plurality of first mounting holes 111 for the heat exchange tube 300 to pass through are formed in the unit fin 110, the plurality of first mounting holes 111 are arranged in a plurality of rows arranged in parallel, each row includes a plurality of first mounting holes 111 arranged at uniform intervals along the length direction of the unit fin 110, in the same unit fin 110, the first mounting holes 111 of two adjacent rows are arranged in a staggered manner, two adjacent first mounting holes 111 in any row are spaced by a first distance P, and a second distance N is formed between any one first mounting hole 111 and the other two first mounting holes 111 that are most adjacent in the adjacent row. The long U-shaped pipes connected with the heat exchange pipe 300 can be unified in specification (corresponding to the first distance P), the semicircular pipes can be unified in specification (corresponding to the second distance N), the specification of the connecting pipes can be unified, alignment operation is simplified, and the assembly efficiency of the heat exchange pipe 300 is improved. In order to further improve the universality of the long U-shaped tube and the semicircular tube, the first mounting holes 111 of at least two unit fins 110 can be arranged to have the same diameter; the first distances P of the two unit fins 110 having the same diameter of the first mounting hole 111 are equal to each other, and the second distances N of the two unit fins 110 having the same diameter of the first mounting hole 111 are equal to each other. It may be further provided that the first mounting holes 111 of at least two of the unit fins 110 adjacently disposed have the same hole diameter; the first mounting hole 111 closest to the abutment in one of the unit fins 110 is spaced apart from the first mounting hole 111 closest to the abutment in the other of the unit fins 110 by a first distance P or a second distance N; when the heat exchange tubes 300 in the two first mounting holes 111, which are respectively closest to the adjacent portions, of the adjacent two heat exchange portions are connected, the other heat exchange tubes 300 may be connected by using long U-shaped tubes or semicircular tubes of the same specification. Therefore, the heat exchange tubes 300 of the two corresponding heat exchange parts can be connected by using the long U-shaped tubes of the same specification and the semicircular tubes of the same specification, the alignment operation is further simplified, and the assembly efficiency is improved.
Referring to fig. 2 or 4, in order to improve the utilization rate of the unit fins 110, second mounting holes 112 may be formed at positions where the first mounting holes 111 are not formed at the corners of the unit fins 110, and the second mounting holes 112 may also be provided with heat exchange tubes 300, so that the number of the heat exchange tubes 300 corresponding to the unit fins 110 is increased, and the heat exchange efficiency of the corresponding heat exchange portion is improved; please refer to fig. 2 and fig. 3, or fig. 4; in this embodiment, at least one of the unit fins 110 (or 110 ') is further provided with a plurality of second mounting holes 112 (or 112') for mounting the heat exchange tubes 300, the first mounting hole 111 (or 111 ') and the second mounting hole 112 (or 112') have the same hole diameter, and in the same unit fin 110 (or 110 '), the second mounting hole 112 (or 112') and the most adjacent first mounting hole 111 (or 111 ') are spaced by the first distance P (or P') or the second distance N (or N ') corresponding to the unit fin 110 (or 110'); the second mounting hole 112 (or 112 ') is spaced apart from another second mounting hole 112 (or 112 ') that is most adjacent by the first distance P (or P ') or the second distance N (or N ') corresponding to the unit fin 110 (or 110 '). A first distance P or the second distance N is spaced from the most adjacent one of the first mounting holes 111 by providing a second mounting hole 112; the second mounting hole 112 is spaced from another second mounting hole 112 which is closest to the second mounting hole by the first distance P or the second distance N, so that when the heat exchange tube 300 corresponding to the second mounting hole 112 is connected with other heat exchange tubes 300, a long U-shaped tube or a semicircular tube of the same specification can be used, the alignment operation is simplified, and the assembly efficiency is improved. At this time, referring to fig. 3, when the diameters of the first mounting holes 111 of at least two unit fins 110 adjacently disposed are the same, the second mounting hole 112 closest to the adjacent position in one unit fin 110 group is spaced from the first mounting hole 111 closest to the adjacent position in another unit fin 110 by a first distance P or a second distance N; alternatively, the second mounting hole 112 closest to the abutment in one of the unit fins 110 is spaced apart from the second mounting hole 112 closest to the abutment in the other unit fin 110 by a first distance P or a second distance N. When the heat exchange tubes 300 corresponding to the unit fins 110 adjacently arranged in this way are communicated, no matter which one is the first mounting hole 111 or the second mounting hole 112 is closest to the connection position, the corresponding heat exchange tubes 300 can be connected by using long U-shaped tubes or semicircular tubes of the same specification used when other heat exchange tubes 300 are connected.
Referring to fig. 1, 2 or 4, in an embodiment of the present invention, the first mounting holes 111 of at least two unit fins 110 have different hole diameters; therefore, the heat exchange part of the multi-fold heat exchanger positioned at the front end of the air conditioner and the heat exchange part positioned at the rear end of the air conditioner are respectively provided with different pipe diameters, so that the flow path can be adjusted according to the heat exchange characteristics of the refrigerant in different pipe diameters to improve the heat exchange efficiency of the whole heat exchanger; the heat exchange part at the front end is generally provided with a heat exchange tube 300 with a smaller tube diameter, the heat exchanger at the rear end adopts a heat exchange tube 300 with a larger tube diameter, and the heat exchange performance of the refrigerant in the two-phase area is improved by fully utilizing the small tube diameter and more flow paths in the two-phase area according to the heat exchange characteristics of the refrigerant in different tube diameters under different flowing states; in the gas phase area, the flow speed of the refrigerant in the pipe is improved by fully utilizing the larger pipe diameter and fewer flow paths, so that the heat exchange performance of the single phase area is improved, and the heat exchange efficiency of the multi-fold heat exchanger can be greatly improved. Specifically, referring to fig. 1 or 4, in at least two unit fins 110, the diameter of the first mounting hole 111 of one unit fin 110 is 3 to 6mm, and the ratio of the first distance P corresponding to the unit fin 110 to the second distance N corresponding to the unit fin 110 is specifically set to be in a range of 1.2 to 1.7, taking heat exchange efficiency, process, standardization, manufacturing efficiency and the like into consideration; the diameter of the first mounting hole 111 'of the other unit fin 110' is 6-8mm, and the ratio of the first distance P 'corresponding to the unit fin 110' to the second distance N 'corresponding to the unit fin 110' is specifically set to be in the range of 1-1.5, taking heat exchange efficiency, process, standardization, manufacturing efficiency, and the like into consideration. Through adopting different arrangements in key different positions, realize heat exchange efficiency and manufacturing process and break through simultaneously, improve assembly efficiency and heat exchange efficiency.
Referring to fig. 5, the present invention further provides a multi-fold heat exchanger, which includes an edge plate 200, a plurality of heat exchange fins 100 stacked and arranged, and a plurality of heat exchange tubes 300, wherein the specific structure of the heat exchange fins 100 refers to the above embodiments, and since the multi-fold heat exchanger adopts all technical solutions of all the above embodiments, the multi-fold heat exchanger also has all beneficial effects brought by the technical solutions of the above embodiments, and details are not repeated here. A plurality of heat exchange fins 100 arranged in a stacked manner are arranged on one side of the side plate 200, and unit fins 110 at corresponding positions of the plurality of heat exchange fins 100 form a unit fin 110 group; the heat exchange tube 300 is installed on the side plate 200 and penetrates through the corresponding unit fin 110 group, specifically, the heat exchange tube 300 penetrates through the first installation hole 111 or the second installation hole 112 of the unit fin 110, so that the heat exchange tube 300 and the unit fin 110 group are assembled.
The invention also provides an air conditioner, which comprises a multi-fold heat exchanger; the specific structure of the multifolding heat exchanger refers to the above-mentioned embodiments, and since the air conditioner adopts all the technical solutions of all the above-mentioned embodiments, all the beneficial effects brought by the technical solutions of the above-mentioned embodiments are also achieved, and no further description is given here.
It should be noted that the technical solutions of the embodiments of the present invention can be combined with each other, but must be based on the realization of the technical solutions by those skilled in the art, and when the technical solutions are contradictory or can not be realized, the combination of the technical solutions should be considered to be absent and not to be within the protection scope of the present invention.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the specification and drawings, or any other related technical fields, are all included in the scope of the present invention.
Claims (11)
1. The utility model provides a heat transfer fin, its characterized in that includes a plurality of unit fins of arranging in bank and locates adjacent two bar connection piece between the unit fin, bar connection piece's both ends respectively with adjacent two unit fin connects, heat transfer fin is still including locating adjacent two auxiliary connection piece between the unit fin, auxiliary connection piece's both ends respectively with adjacent two unit fin connects, auxiliary connection piece with the corresponding position have the clearance between the bar connection piece, the bar connection piece can buckle, and is a plurality of the unit fin passes through bar connection piece connects gradually into a whole, and all unit fins of whole heat transfer fin are the one-time cut shaping.
2. The heat exchange fin according to claim 1, wherein a plurality of the unit fins are the same width.
3. The heat exchange fin as claimed in claim 1, wherein the unit fin is formed with a plurality of first mounting holes for mounting heat exchange tubes, the plurality of first mounting holes are arranged in a plurality of rows arranged in parallel, each row includes a plurality of the first mounting holes arranged at uniform intervals along the length of the unit fin,
in the same unit fin, the first mounting holes of two adjacent rows are arranged in a staggered manner, two adjacent first mounting holes in any row are separated by a first distance, and a second distance is formed between any first mounting hole and the other two first mounting holes which are most adjacent in the adjacent row.
4. The heat exchange fin according to claim 3, wherein the first mounting holes of at least two of the unit fins have the same hole diameter;
the first distances of the two unit fins with the same aperture of the first mounting hole are equal, and the second distances of the two unit fins with the same aperture of the first mounting hole are equal.
5. The heat exchange fin according to claim 4, wherein the first mounting holes of at least two adjacently arranged unit fins have the same hole diameter; the first mounting hole in one of the unit fins, which is closest to the abutment, is spaced apart from the first mounting hole in the other of the unit fins, which is closest to the abutment, by a first distance or a second distance.
6. The heat exchange fin as claimed in claim 3, wherein at least one of the unit fins is further provided with a plurality of second mounting holes for mounting heat exchange tubes, the first mounting holes and the second mounting holes have the same diameter,
in the same unit fin, the second mounting hole and the most adjacent first mounting hole are separated by the first distance or the second distance corresponding to the unit fin; the second mounting hole is spaced apart from another of the second mounting holes that is closest to the second mounting hole by the first distance or the second distance corresponding to the unit fin.
7. The heat exchange fin according to claim 6, wherein the first mounting holes of at least two adjacently arranged unit fins have the same hole diameter;
the second mounting hole in one of the unit fin groups, which is closest to the abutment, is spaced from the first mounting hole in the other of the unit fins, which is closest to the abutment, by a first distance or a second distance; alternatively, the first and second electrodes may be,
the second mounting hole in one of the unit fin groups, which is closest to the abutment, is spaced apart from the second mounting hole in the other of the unit fins, which is closest to the abutment, by a first distance or a second distance.
8. The heat exchange fin according to claim 3, wherein the first mounting holes of at least two of the unit fins have different hole diameters.
9. The heat exchange fin according to claim 8, wherein at least two of the unit fins,
the diameter of the first mounting hole of one unit fin is 3-6mm, and the ratio of the first distance corresponding to the unit fin to the second distance corresponding to the unit fin ranges from 1.2 to 1.7;
the diameter of the first mounting hole of the other unit fin is 6-8mm, and the ratio of the first distance corresponding to the unit fin to the second distance corresponding to the unit fin ranges from 1 to 1.5.
10. A multifold heat exchanger, comprising:
a side plate;
a plurality of heat exchange fins which are arranged in a stacked manner and are arranged on one side of the side plate, wherein the heat exchange fins are the heat exchange fins in any one of claims 1 to 9, and unit fins at corresponding positions of the plurality of heat exchange fins form a unit fin group;
and the heat exchange tubes are arranged on the side plates and penetrate through the corresponding unit fin groups.
11. An air conditioner characterized by comprising the multifold heat exchanger as claimed in claim 10.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611085140.9A CN106595020B (en) | 2016-11-29 | 2016-11-29 | Heat exchange fin, multi-fold heat exchanger and air conditioner |
| CN202211610107.9A CN116026180A (en) | 2016-11-29 | 2016-11-29 | Heat exchange fin, multi-fold heat exchanger and air conditioner |
| PCT/CN2017/082453 WO2018098989A1 (en) | 2016-11-29 | 2017-04-28 | Heat exchanging fin, multi-bend heat exchanger, and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611085140.9A CN106595020B (en) | 2016-11-29 | 2016-11-29 | Heat exchange fin, multi-fold heat exchanger and air conditioner |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211610107.9A Division CN116026180A (en) | 2016-11-29 | 2016-11-29 | Heat exchange fin, multi-fold heat exchanger and air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106595020A CN106595020A (en) | 2017-04-26 |
| CN106595020B true CN106595020B (en) | 2022-11-01 |
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| CN202211610107.9A Pending CN116026180A (en) | 2016-11-29 | 2016-11-29 | Heat exchange fin, multi-fold heat exchanger and air conditioner |
| CN201611085140.9A Active CN106595020B (en) | 2016-11-29 | 2016-11-29 | Heat exchange fin, multi-fold heat exchanger and air conditioner |
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| CN202211610107.9A Pending CN116026180A (en) | 2016-11-29 | 2016-11-29 | Heat exchange fin, multi-fold heat exchanger and air conditioner |
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| WO (1) | WO2018098989A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116026180A (en) * | 2016-11-29 | 2023-04-28 | 广州华凌制冷设备有限公司 | Heat exchange fin, multi-fold heat exchanger and air conditioner |
| CN107843029B (en) * | 2017-11-22 | 2024-04-30 | 广东美的制冷设备有限公司 | Indoor heat exchanger, air conditioner indoor unit and air conditioner |
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| CN116026180A (en) | 2023-04-28 |
| WO2018098989A1 (en) | 2018-06-07 |
| CN106595020A (en) | 2017-04-26 |
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