CN217844265U - Fuel oil air radiator for air-conditioning refrigeration system - Google Patents
Fuel oil air radiator for air-conditioning refrigeration system Download PDFInfo
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- CN217844265U CN217844265U CN202221506301.8U CN202221506301U CN217844265U CN 217844265 U CN217844265 U CN 217844265U CN 202221506301 U CN202221506301 U CN 202221506301U CN 217844265 U CN217844265 U CN 217844265U
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- refrigeration system
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Abstract
A fuel air radiator for an air-conditioning refrigeration system comprises a radiator core body, wherein fuel runners and air runners which are distributed in a vertically staggered mode are arranged on the radiator core body, and the fuel runners and the air runners are separated by aluminum alloy partition plates; a fuel edge radiating fin is arranged in the fuel flow channel; an air edge radiating fin is arranged in the air flow channel; the fuel oil side radiating fins and the air side radiating fins are aluminum alloy radiating fins. The heat transfer capacity of the aluminum alloy material heat dissipation fins is far higher than that of the stainless steel material heat dissipation fins, and meanwhile, the heat transfer area of the formed plate-fin type heat radiator in unit volume is far higher than that of a tube type structure heat radiator, so that the heat transfer capacity is greatly improved. The temperature of the fuel oil flow channel can be conducted to the air flow channel through the aluminum alloy partition plate, the flow direction of the fuel oil is opposite to the flow direction of the air, a good heat exchange effect is achieved, and the heat dissipation effect is further improved.
Description
Technical Field
The utility model relates to a radiator technical field especially relates to an air-conditioning refrigeration is fuel air radiator for system.
Background
A fuel-air radiator is a heat exchanger for cooling hot air by means of low temperature fuel in the fuel system of an aircraft, in which the fuel and the hot air flow in alternate flow paths formed by baffle plates and corrugated plates, respectively, as shown in figure 1. In the past, radiator cores (as shown in fig. 2) in fuel-air radiators are all designed into stainless steel tubular circular structures, but with the development of aviation technology, the radiator is required to be smaller in size and weight, and the heat dissipation efficiency is required to be higher and higher, and the stainless steel tubular radiator cannot meet the requirements due to the limitations of the structure and the characteristics of materials.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims at providing an air-conditioning and refrigerating system uses fuel air radiator, aims at solving above-mentioned technical problem.
In order to achieve the purpose, the utility model provides a fuel air radiator for an air-conditioning refrigeration system, which comprises a radiator core body, wherein a fuel flow passage and an air flow passage which are distributed in a vertically staggered manner are arranged on the radiator core body, and the fuel flow passage and the air flow passage are separated by an aluminum alloy partition plate;
a fuel edge radiating fin is arranged in the fuel flow channel;
an air edge radiating fin is arranged in the air flow channel;
the fuel oil side radiating fins and the air side radiating fins are aluminum alloy radiating fins.
Preferably, the fuel flow channel is a flow channel which is enclosed by the aluminum alloy partition plate and the fuel edge seal and has a rectangular cross section.
Furthermore, the aluminum alloy partition plate and the fuel edge seal strip, the aluminum alloy partition plate and the fuel edge radiating fins, and the fuel edge seal strip and the fuel edge radiating fins are in welded connection.
Preferably, the air flow channel is a flow channel which is enclosed by the aluminum alloy partition plate and the air edge seal and has a rectangular cross section.
Furthermore, the aluminum alloy partition plate and the air side sealing strip, the aluminum alloy partition plate and the air side radiating fin, and the air side sealing strip and the air side radiating fin are in welded connection.
Preferably, the fuel side radiating fins and the air side radiating fins are all triangular corrugated plates.
Furthermore, the wave-shaped tips of the radiating fins on the fuel side are connected with the upper surface and the lower surface of the fuel flow channel, and the fuel flow channel is divided into a plurality of secondary fuel flow channels; the wave-shaped tips of the air edge radiating fins are connected with the upper surface and the lower surface of the air flow channel and divide the air flow channel into a plurality of secondary air flow channels.
Preferably, the air flow passage has a sectional height greater than that of the fuel flow passage.
Further, the height of the cross section of the air flow channel is 6.5mm; the height of the cross section of the fuel oil flow passage is 3mm.
Since the technical scheme is used, the beneficial effects of the utility model are as follows:
(1) The utility model discloses in, through set up the fuel limit radiating fin, the air limit radiating fin who adopts the aluminum alloy material in fuel flow path and air flow path, because the heat transfer capacity of aluminum alloy material is higher than stainless steel material far away, simultaneously, the heat transfer area of the plate-fin radiator that forms in the unit volume is higher than shell and tube structure radiator far away, has improved heat transfer capacity greatly.
(2) The utility model discloses in, crisscross distribution about fuel flow channel and the air runner adopt, and separate by the aluminum alloy baffle between fuel flow channel and the air runner, during the temperature of fuel flow channel can conduct to the air runner through the aluminum alloy baffle, reached fine heat exchange effect, further improved the radiating effect.
(3) The utility model discloses in, crisscross distribution structure about fuel flow channel and the air runner adoption, when using, realized that fuel flow direction and air flow direction opposite flow, make the flow of cold, hot-fluid realize the mobile mode of pure adverse current, further improved radiator efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic diagram of a prior art fuel-air radiator;
FIG. 2 is a schematic diagram of a radiator core of a stainless steel tubular circular structure in a fuel air radiator in the prior art;
FIG. 3 is a front view of the radiator core of the present invention;
fig. 4 is a right side view of the radiator core of the present invention;
FIG. 5 is a front view of the fuel oil side heat dissipating fin or the air side heat dissipating fin of the present invention;
fig. 6 is a top view of the heat dissipating fin with fuel oil or the heat dissipating fin with air in the present invention.
The reference numbers illustrate: 13. an aluminum alloy separator; 14. a fuel edge heat dissipation fin; 15. a fuel oil edge seal; 16. a fuel oil flow passage; 17. air-side heat-dissipating fins; 18. an air edge seal; 19. an air flow passage; A. the air outflow direction; B. an air inflow direction; C. the fuel inflow direction; D. the fuel outflow direction.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, back \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
Referring to fig. 3, the fuel air radiator for the air conditioning refrigeration system comprises a radiator core, wherein fuel flow passages 16 and air flow passages 19 which are distributed in a vertically staggered manner are arranged on the radiator core, and the fuel flow passages 16 and the air flow passages 19 are separated by aluminum alloy partition plates 13; a fuel edge radiating fin 14 is arranged in the fuel flow passage 16; an air-side heat-dissipating fin 17 is provided in the air flow passage 19; the fuel oil side radiating fins 14 and the air side radiating fins 17 are aluminum alloy radiating fins.
In this embodiment, the fuel flow passage 16 is a flow passage which is surrounded by the aluminum alloy partition plate 13 and the fuel edge seal 15 and has a rectangular cross section. Specifically, the aluminum alloy partition plate 13 and the fuel edge seal 15, the aluminum alloy partition plate 13 and the fuel edge radiating fins 14, and the fuel edge seal 15 and the fuel edge radiating fins 14 are in welded connection.
In this embodiment, the air flow passage 19 is a flow passage having a rectangular cross section, which is defined by the aluminum alloy partition plate 13 and the air edge seal 18. Specifically, the aluminum alloy partition plate 13 and the air edge seal 18, the aluminum alloy partition plate 13 and the air edge heat dissipation fin 17, and the air edge seal 18 and the air edge heat dissipation fin 17 are in a welded connection structure.
The cross sections of the air flow passage 19 and the fuel flow passage 16 are rectangular, and the main purpose is to conveniently mount the air side radiating fins 17 and the fuel side radiating fins 14.
Referring to fig. 4 to 6, the fuel side heat dissipating fins 14 and the air side heat dissipating fins 17 are both triangular corrugated plates, and a represents a wave height and b represents a wave pitch in fig. 5, d represents a width and c represents a length of the fuel side heat dissipating fins 14 and the air side heat dissipating fins 17 in fig. 6, in order to increase a heat dissipating area. Specifically, the wave height of the fuel oil side radiating fin 14 is 3mm, the wave distance is 1 +/-0.2 mm, and the length of the flow channel is 169mm and the width is 46mm. The wave height of the air-side radiating fins 17 is 6.5mm, the wave distance is 1 +/-0.2 mm, and the length in the flow channel direction is 195mm and the width is 46mm.
As shown in fig. 3, the wave-shaped tips of the fuel edge fins 14 are connected to the upper and lower surfaces of the fuel flow path 16, and divide the fuel flow path 16 into a plurality of secondary fuel flow paths. The wave-shaped tips of the air-side fins 17 are connected to the upper and lower surfaces of the air flow passage 19 and divide the air flow passage 19 into a plurality of secondary air flow passages. Through the plurality of secondary fuel oil flow passages and the plurality of secondary air flow passages which are separated, the flowing stability of the fluids in the secondary fuel oil flow passages and the air flow passages can be ensured.
As shown in fig. 3, the air flow passage 19 has a sectional height greater than that of the fuel flow passage 16. Specifically, the cross-sectional height of the air flow passage 19 is 6.5mm; the fuel flow passage 16 has a sectional height of 3mm. The structure that the height of the cross section of the air flow passage 19 is greater than that of the cross section of the fuel flow passage 16 is adopted, so that the heat dissipation efficiency of the air flow passage 19 is improved, and the heat transfer from the fuel flow passage 16 to the air flow passage 19 is further promoted.
The above only be the preferred embodiment of the present invention, not consequently the restriction the patent scope of the present invention, all be in the utility model discloses a under the design, utilize the equivalent structure transform of doing of the content of the specification and the attached drawing, or direct/indirect application all includes in other relevant technical field the utility model discloses a patent protection is within scope.
Claims (10)
1. A fuel air radiator for an air-conditioning refrigeration system comprises a radiator core body and is characterized in that fuel flow passages (16) and air flow passages (19) which are distributed in a vertically staggered manner are arranged on the radiator core body, and the fuel flow passages (16) and the air flow passages (19) are separated by aluminum alloy partition plates (13);
a fuel edge radiating fin (14) is arranged in the fuel flow channel (16);
an air edge radiating fin (17) is arranged in the air flow channel (19);
the fuel oil side radiating fins (14) and the air side radiating fins (17) are aluminum alloy radiating fins.
2. A fuel air radiator for an air conditioning refrigeration system as set forth in claim 1 wherein: the fuel oil flow passage (16) is a flow passage which is enclosed by the aluminum alloy partition plate (13) and the fuel oil edge seal (15) and has a rectangular cross section.
3. A fuel air radiator for an air conditioning refrigeration system as set forth in claim 2 wherein: the aluminum alloy partition plate (13) and the fuel edge seal (15), the aluminum alloy partition plate (13) and the fuel edge radiating fins (14) and the fuel edge seal (15) and the fuel edge radiating fins (14) are in welded connection.
4. A fuel air radiator for an air conditioning refrigeration system as set forth in claim 1 wherein: the air flow channel (19) is a flow channel which is enclosed by the aluminum alloy partition plate (13) and the air edge seal (18) and has a rectangular cross section.
5. A fuel air radiator for an air conditioning refrigeration system as set forth in claim 4 wherein: the aluminum alloy partition plate (13) and the air edge seal (18), the aluminum alloy partition plate (13) and the air edge heat dissipation fins (17) and the air edge seal (18) and the air edge heat dissipation fins (17) are in a welding connection structure.
6. A fuel air radiator for an air conditioning refrigeration system as set forth in claim 1 wherein: the fuel oil side radiating fins (14) and the air side radiating fins (17) are both triangular corrugated plates.
7. A fuel air radiator for an air conditioning refrigeration system as set forth in claim 6 wherein: the wave-shaped tips of the fuel edge radiating fins (14) are connected with the upper surface and the lower surface of the fuel flow passage (16), and the fuel flow passage (16) is divided into a plurality of secondary fuel flow passages.
8. A fuel air radiator for an air conditioning refrigeration system as set forth in claim 6 wherein: the wave-shaped tips of the air-side radiating fins (17) are connected with the upper and lower surfaces of the air flow channel (19), and divide the air flow channel (19) into a plurality of secondary air flow channels.
9. A fuel air radiator for an air conditioning refrigeration system as claimed in claim 1, wherein: the air flow passage (19) has a cross-sectional height greater than that of the fuel flow passage (16).
10. A fuel air radiator for an air conditioning refrigeration system as set forth in claim 1 wherein: the height of the section of the air flow channel (19) is 6.5mm; the height of the cross section of the fuel oil flow passage (16) is 3mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221506301.8U CN217844265U (en) | 2022-06-16 | 2022-06-16 | Fuel oil air radiator for air-conditioning refrigeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221506301.8U CN217844265U (en) | 2022-06-16 | 2022-06-16 | Fuel oil air radiator for air-conditioning refrigeration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217844265U true CN217844265U (en) | 2022-11-18 |
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ID=84023530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221506301.8U Active CN217844265U (en) | 2022-06-16 | 2022-06-16 | Fuel oil air radiator for air-conditioning refrigeration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217844265U (en) |
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2022
- 2022-06-16 CN CN202221506301.8U patent/CN217844265U/en active Active
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