CN117516208A - Novel spiral micro-channel flat tube heat exchanger - Google Patents
Novel spiral micro-channel flat tube heat exchanger Download PDFInfo
- Publication number
- CN117516208A CN117516208A CN202311484020.6A CN202311484020A CN117516208A CN 117516208 A CN117516208 A CN 117516208A CN 202311484020 A CN202311484020 A CN 202311484020A CN 117516208 A CN117516208 A CN 117516208A
- Authority
- CN
- China
- Prior art keywords
- spiral
- heat exchanger
- flat tube
- helical coil
- plate
- 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
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000005192 partition Methods 0.000 claims 2
- 239000000428 dust Substances 0.000 abstract description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 244000144992 flock Species 0.000 abstract description 4
- 239000003507 refrigerant Substances 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000641 cold extrusion Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
- F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
- F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
- F28D1/047—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag
- F28D1/0472—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being helically or spirally coiled
- F28D1/0473—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits the conduits being bent, e.g. in a serpentine or zig-zag the conduits being helically or spirally coiled the conduits having a non-circular cross-section
-
- 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
- F28F1/022—Tubular elements of cross-section which is non-circular with multiple channels
-
- 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
- F28F9/007—Auxiliary supports for elements
- F28F9/013—Auxiliary supports for elements for tubes or tube-assemblies
- F28F9/0131—Auxiliary supports for elements for tubes or tube-assemblies formed by 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 novel spiral microchannel flat tube heat exchanger, which comprises a supporting frame, wherein spiral coils are uniformly wound in the supporting frame, the left and right spiral coils are arranged in an S shape, the spiral coils of a vertical structure are spirally arranged, the spiral coils are not less than two rows, two adjacent rows of the spiral coils are communicated through inclined microchannel tubes at the upper end, the inclined microchannel tubes are integrally connected with the spiral coils, an inner pressing plate is fixed at the lower end of the inside of the supporting frame, the lower end of the spiral coils bypasses the lower surface of the inner pressing plate, the upper surface of the supporting frame is uniformly provided with a top inner pressing plate, the upper ends of the spiral coils in the S-shaped arrangement bypass the upper surface of the top inner pressing plate, the air flow turbulence degree is high through the spiral flat tubes, the heat dissipation efficiency is high, the novel spiral microchannel flat tube heat exchanger is suitable for being used in high-power heat exchange occasions, and the air flow passage space is large, and meanwhile the problem that foreign matters such as dust, flocks and the like of small-pitch fins block the air flow passage is avoided.
Description
Technical Field
The invention relates to the technical field of flat tube heat exchangers, in particular to a novel spiral micro-channel flat tube heat exchanger.
Background
The existing heat exchanger design structure is used for large, medium and small-sized products with refrigeration and heating functions, heat exchangers combined by copper pipes, aluminum pipes and fins of different types are used, the side heat transfer surface of a refrigerant medium refrigerant is generally smaller, and the problem is solved since the flat tube of the micro-channel is formed by extrusion, but the existing flat tube heat exchanger is complex in structure, small in heat exchange amount per unit mass and easy to damage, so that the service life is short, and the requirements of people cannot be met.
Disclosure of Invention
The invention aims to overcome the existing defects, and provides the novel spiral microchannel flat tube heat exchanger, which has the advantages that the air turbulence degree is high, the heat dissipation efficiency is high through the spiral flat tube, the heat exchanger is suitable for high-power heat exchange occasions, the space of an air flow channel is large, meanwhile, the problem that the air flow channel is blocked by dust, flock and other foreign matters dissipating heat through the fins with small spacing is avoided, and the problems in the background art can be effectively solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a novel spiral microchannel flat tube heat exchanger, includes the braced frame, the inside even winding of braced frame has the spiral coil, the spiral coil is arranged for the S type about, and the spiral coil of vertical structure is the heliciform setting, and the spiral coil is not less than two rows, and adjacent two rows of spiral coils pass through the slope microchannel pipe intercommunication of upper end, and slope microchannel pipe and spiral coil body coupling, the inside lower extreme of braced frame is fixed with interior clamp plate, and the lower extreme of spiral coil bypasses the lower surface of interior clamp plate, the upper surface of braced frame evenly is equipped with top interior clamp plate, the upper end of the spiral coil that the S type was arranged is walked around the upper surface of top interior clamp plate, evenly is equipped with the support in the middle of the inside of braced frame, and the support is located between two adjacent vertical spiral coils, and both sides all are equipped with a fixed pin to the support, the entrance point of spiral coil is connected with the import connecting pipe, the exit end of spiral coil is connected with the export.
Further, interior pressure board includes the backup pad, the both sides of backup pad evenly are equipped with the arc otic placode that corresponds with spiral coil, evenly be equipped with the baffle in the backup pad, and the baffle is located between two rows of spiral coil around.
Further, the top internal pressure plate comprises a horizontal plate fixedly connected with the supporting frame, and arc-shaped side plates are arranged on two sides of the horizontal plate.
Further, the cross section of the support is of a Z-shaped structure, and through holes corresponding to the fixing pins are formed in two ends of the support.
Furthermore, the four corners of the lower surface of the supporting frame are respectively welded with a mounting base, and the mounting base is provided with a mounting through hole.
Compared with the prior art, the invention has the beneficial effects that: the heat exchange area of the inner refrigerant side can be improved through the space three-dimensional spiral coil structure, the heat transfer section of the wind side has the outer surface area of the flat tube body for heat exchange, the heat resistance is reduced, the bending structure of the flat tube can be adjusted randomly, the novel spiral micro-channel flat tube heat exchanger has the advantages that the air flow turbulence is large through the spiral flat tube, the heat dissipation efficiency is high, the heat exchange tube is suitable for being used in high-power heat exchange occasions, the space of an air flow channel is large, and meanwhile, the problem that air flow channels are blocked by foreign matters such as dust and flocks of heat dissipation of small-pitch fins is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic view of the back structure of the present invention;
FIG. 4 is a schematic view of the internal pressure plate structure of the present invention;
FIG. 5 is a schematic view of the top internal platen structure of the present invention;
FIG. 6 is a schematic cross-sectional view of a spiral coil of the present invention.
In the figure: 1 supporting frame, 2 spiral coil, 3 inclined micro-channel tube, 4 inner pressure plate, 41 supporting plate, 42 arc ear plate, 43 baffle, 5 top inner pressure plate, 51 horizontal plate, 52 arc side plate, 6 support, 7 fixing pin, 8 inlet connecting tube, 9 outlet connecting tube, 10 mounting base.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the present invention provides a technical solution: a novel spiral micro-channel flat tube heat exchanger comprises a supporting frame 1, wherein spiral coils 2 are uniformly wound in the supporting frame 1, the left and right of the spiral coils 2 are distributed in an S shape, the spiral coils 2 of a vertical structure are spirally arranged, the spiral coils 2 are not less than two rows, two rows of front and rear adjacent spiral coils 2 are communicated through inclined micro-channel tubes 3 at the upper end, the inclined micro-channel tubes 3 are integrally connected with the spiral coils 2, an inner pressure plate 4 is fixed at the inner lower end of the supporting frame 1, the lower end of the spiral coils 2 bypasses the lower surface of the inner pressure plate 4, the upper surface of the supporting frame 1 is uniformly provided with a top inner pressure plate 5,S, the upper end of the spiral coils 2 distributed in a top inner pressure plate 5 is bypassed, a bracket 6 is uniformly arranged in the middle of the inner part of the supporting frame 1 and positioned between the two adjacent vertical spiral coils 2, the front and back sides of the supporting frame 1 are respectively provided with a fixing pin 7 for supporting and fixing the supporting frame 6, the inlet end of the spiral coil 2 is connected with an inlet connecting pipe 8, the outlet end of the spiral coil 2 is connected with an outlet connecting pipe 9, the inner pressure plate 4 comprises a supporting plate 41, the two sides of the supporting plate 41 are uniformly provided with arc-shaped lug plates 42 corresponding to the spiral coil 2, the supporting plate 41 is uniformly provided with a baffle 43, the baffle 43 is positioned between the front and back rows of spiral coils 2, the top inner pressure plate 5 comprises a horizontal plate 51 fixedly connected with the supporting frame 1, the two sides of the horizontal plate 51 are provided with arc-shaped side plates 52, the cross section of the supporting frame 6 is of a Z-shaped structure, the two ends of the supporting frame 6 are provided with through holes corresponding to the fixing pins 7, four corners of the lower surface of the supporting frame 1 are respectively welded with a mounting base 10, the mounting base 10 is provided with mounting through holes, the heat exchange area of the inner refrigerant side can be lifted through the structure of the space three-dimensional spiral coil 2, the heat exchange is carried out on the outer surface area of the flat tube body on the wind side heat transfer section, so that the heat resistance is reduced, the bending structure of the flat tube can be adjusted randomly, the novel spiral micro-channel flat tube heat exchanger has the advantages that the air turbulence degree is high through the spiral flat tube, the heat dissipation efficiency is high, the heat exchanger is suitable for high-power heat exchange occasions, the air flow channel space is large, and meanwhile, the problem that air flow channels are blocked by foreign matters such as dust and flock which are radiated by small-distance fins is avoided.
When in use: the device can be adjusted wantonly the torsion angle of spiral coil pipe 2 as required, and spiral coil pipe 2 adopts the alloy aluminum product, uses cold extrusion shaping, and cross section condition size can be customized, can promote the heat transfer area of inside refrigerant side through the three-dimensional spiral coil pipe 2 structure in space, and the wind side heat transfer cross section has flat body outside area to carry out the heat exchange, reduces thermal resistance, and the air current turbulence is big, and radiating efficiency is high, is fit for high-power heat transfer occasion and uses, and the air current runner space is big, has avoided the radiating dust of closely spaced fin, the problem of foreign matter jam air current runner such as batting simultaneously.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and principles of the present invention.
Claims (5)
1. The utility model provides a novel spiral microchannel flat tube heat exchanger, includes carriage (1), its characterized in that: the inside of braced frame (1) evenly twines helical coil (2), helical coil (2) are arranged for the S type about, helical coil (2) of vertical structure are for the heliciform setting, helical coil (2) are not less than two rows, and adjacent two rows of helical coil (2) are through the slope microchannel tube (3) intercommunication of upper end, and slope microchannel tube (3) and helical coil (2) body coupling, the inside lower extreme of braced frame (1) is fixed with interior clamp plate (4), and the lower extreme of helical coil (2) is walked around the lower surface of interior clamp plate (4), the upper surface of braced frame (1) evenly is equipped with top interior clamp plate (5), helical coil (2) upper end of arranging of S type walks around the upper surface of top interior clamp plate (5), evenly is equipped with support (6) in the middle of the inside of braced frame (1), and support (6) are located between two adjacent vertical helical coil (2), and both sides all are equipped with one pair of support fixed (7) in advance of support (6), helical coil (2) upper end that the braced frame (1) has the spiral connection of connecting pipe (8) has the exit end (8).
2. The novel spiral microchannel flat tube heat exchanger as set forth in claim 1, wherein: the inner pressure plate (4) comprises a supporting plate (41), arc-shaped lug plates (42) corresponding to the spiral coils (2) are uniformly arranged on two sides of the supporting plate (41), a partition plate (43) is uniformly arranged on the supporting plate (41), and the partition plate (43) is positioned between the front spiral coil and the rear spiral coil (2).
3. The novel spiral microchannel flat tube heat exchanger as set forth in claim 1, wherein: the top inner pressing plate (5) comprises a horizontal plate (51) fixedly connected with the supporting frame (1), and arc-shaped side plates (52) are arranged on two sides of the horizontal plate (51).
4. The novel spiral microchannel flat tube heat exchanger as set forth in claim 1, wherein: the cross section of the bracket (6) is of a Z-shaped structure, and through holes corresponding to the fixing pins (7) are formed in the two ends of the bracket (6).
5. The novel spiral microchannel flat tube heat exchanger as set forth in claim 1, wherein: the four corners of the lower surface of the supporting frame (1) are respectively welded with a mounting base (10), and mounting through holes are formed in the mounting bases (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311484020.6A CN117516208A (en) | 2023-11-09 | 2023-11-09 | Novel spiral micro-channel flat tube heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311484020.6A CN117516208A (en) | 2023-11-09 | 2023-11-09 | Novel spiral micro-channel flat tube heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117516208A true CN117516208A (en) | 2024-02-06 |
Family
ID=89761930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311484020.6A Pending CN117516208A (en) | 2023-11-09 | 2023-11-09 | Novel spiral micro-channel flat tube heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117516208A (en) |
-
2023
- 2023-11-09 CN CN202311484020.6A patent/CN117516208A/en active Pending
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