CN110887394A - Sensitive type wing-shaped fin efficient heat exchanger - Google Patents
Sensitive type wing-shaped fin efficient heat exchanger Download PDFInfo
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- CN110887394A CN110887394A CN201910984977.4A CN201910984977A CN110887394A CN 110887394 A CN110887394 A CN 110887394A CN 201910984977 A CN201910984977 A CN 201910984977A CN 110887394 A CN110887394 A CN 110887394A
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- heat exchanger
- fin
- wing
- airfoil
- heat exchange
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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
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
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- 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
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/16—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged in parallel spaced relation
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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
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/085—Heat exchange elements made from metals or metal alloys from copper or copper alloys
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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
- F28F3/02—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations
- F28F3/04—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element
- F28F3/048—Elements or assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with recesses, with corrugations the means being integral with the element in the form of ribs integral with the element or local variations in thickness of the element, e.g. grooves, microchannels
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- 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 sensitive airfoil fin high-efficiency heat exchanger, belonging to the field of heat exchangers, which can change the angle of the airfoil fin of the heat exchanger according to the change of temperature, the higher the temperature of the heat exchanger, the larger the opening degree of the airfoil fin, the higher the heat exchange efficiency between the heat exchanger and another fluid, when the temperature of the heat exchanger is lower or not working, the larger the closing degree of the airfoil fin, the heat exchanger maintains the temperature of the surface of the heat exchanger within a certain time period, has a certain heat preservation function, the speed of temperature loss is slowed down, and the heat exchange of the heat exchanger is prolonged. The wing type fin has higher safety.
Description
Technical Field
The invention relates to the field of heat exchangers, in particular to a sensitive type efficient fin type heat exchanger.
Background
The heat exchanger is an energy-saving device for transferring heat between materials between two or more fluids with different temperatures, and is used for transferring heat from the fluid with higher temperature to the fluid with lower temperature to make the temperature of the fluid reach the index specified by the process so as to meet the requirements of process conditions, and is also one of main devices for improving the utilization rate of energy. For the heat exchange efficiency who increases the heat exchanger, increase round wing type fin in the outer end of heat exchanger heat exchange tube among the prior art, round wing type fin's structural principle is: in order to improve the heat exchange efficiency, fins are usually added on the surface of the heat exchange tube to increase the external surface area (or internal surface area) of the heat exchange tube, thereby achieving the purpose of improving the heat exchange efficiency. The heat exchange tube of the heat exchanger can be made of steel tube, stainless steel tube, copper tube, etc., and the round wing type fin can also be made of steel band, stainless steel band, copper band, aluminum band, etc. The cold-heat exchanger with fins added on the heat exchange tube to increase the heat dissipation area can be summarized as a finned tube radiator.
The heat exchanger industry relates to more than 30 industries such as heating ventilation, pressure vessels, reclaimed water treatment equipment, chemical industry, petroleum and the like, and an industrial chain is formed mutually. The through-put increases round wing section fin at the heat exchange tube surface among the prior art, in order to reach the purpose that increases heat exchanger heat exchange efficiency, but round wing section fin among the prior art carries out welded fastening in the production and processing process, therefore the heat exchange efficiency of heat exchanger can't be adjusted through the mode that changes round wing section fin, consequently if improve the heat exchange efficiency of heat exchanger, can effectively improve the production efficiency that corresponds 30 a plurality of industries that relate to, huge economic benefits has, and the wing section fin of heat exchanger among the prior art remains perpendicularly with the heat exchange tube all the time, external dust or tiny object granule are easily attached to or are blocked on the wing section fin, can lead to wing section fin heat transfer inequality, the phenomenon of easily blasting takes place.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a sensitive airfoil fin efficient heat exchanger, which can change the angle of an airfoil fin of the heat exchanger according to the change of temperature, the higher the temperature of the heat exchanger is, the larger the opening degree of the airfoil fin is, the higher the heat exchange efficiency between the airfoil fin and another fluid is, when the temperature of the heat exchanger is lower or does not work, the larger the closing degree of the airfoil fin is, so that the heat exchanger maintains the temperature of the surface of the heat exchanger for a certain time, has a certain heat preservation function, the speed of temperature loss is reduced, the heat exchange of the heat exchanger is prolonged, compared with the mode that the airfoil fin is always opened in the prior art, when the heat exchanger is closed, the airfoil fin is automatically adjusted to be closed, the dust in the external environment is effectively prevented from being attached to the airfoil fin, and the heat exchange efficiency of the heat exchanger, meanwhile, the wing-shaped fins in the prior art are always kept in an open state, the possibility of scratching users exists, and external dust is easy to adhere to the wing-shaped fins to generate static electricity, so that the wing-shaped fin structure has higher safety compared with the prior art.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A sensitive type wing fin high-efficiency heat exchanger comprises a heat exchanger body, wherein a heat exchange tube is fixedly connected in the heat exchanger body, a plurality of groups of wing fins are arranged on the outer end wall of the heat exchange tube, the number of each group of wing fins is 3-6, the wing fins are uniformly distributed at the outer end of the heat exchange tube, a spring groove is formed in the lower end of each wing fin, a positioning spring is fixedly connected with the inner end wall of the spring groove, one end of the positioning spring is fixed with the inner end wall of the spring groove, the other end of the positioning spring is fixed with the outer end wall of the heat exchange tube, a corner groove is formed in the lower end of each wing fin, and a heat and cold material is fixedly connected in the corner groove. When the heat exchanger is at a low temperature or does not work, the closed degree of the wing-shaped fins is larger, so that the heat exchanger maintains the temperature of the surface of the heat exchanger within a certain time period, a certain heat preservation effect is achieved, the speed of temperature loss is reduced, and heat exchange of the heat exchanger is prolonged.
Furthermore, the corner groove is a half-open groove, so that the corner groove is communicated with the external environment, and after the hot and cold materials in the corner groove are heated and expanded, the hot and cold materials can be extruded out of the external environment, so that the angle of the airfoil fin can be changed through the hot and cold materials.
Furthermore, the end wall fixedly connected with fixed intermediate layer in the corner groove, fixed intermediate layer is located between corner groove and the hot cold material, through the connection effect of fixed intermediate layer, can be better with the hot cold material fixed in the corner groove.
Further, the hot and cold material comprises: polyvinyl chloride, polystyrene-acrylonitrile, polystyrene, cellulose acetate.
Further, the hot and cold materials comprise the following components in parts by weight: 100 parts of polyvinyl chloride, 30 parts of polystyrene-acrylonitrile, 50 parts of polystyrene and 10 parts of cellulose acetate, under the action of a hot and cold material, the angle of the wing-shaped fin can be controlled according to the principle of expansion with heat and contraction with cold, so that the wing-shaped fin is unfolded or closed according to the change of temperature, after the temperature of the heat exchanger body rises, the hot and cold material expands by heating and overcomes the elastic action of a positioning spring to jack the wing-shaped fin, so that the overall heat dissipation efficiency of the wing-shaped fin is changed, the higher the temperature of the heat exchanger body is, the larger the unfolding degree of the wing-shaped fin is, the higher the heat exchange efficiency is, the lower the temperature of the heat exchanger body is or the heat exchanger stops working, the larger the closing degree of the wing-shaped fin is, the higher the heat preservation degree is, and the efficiency of the heat exchanger body is changed through the change of the angle of the wing-, the application range of the heat exchanger body is increased.
Furthermore, the material of airfoil fin is pure copper, the ceramic anticorrosive coating is coated on the airfoil fin surface, ceramic particles are contained in the ceramic anticorrosive coating, the ratio of the thickness of the ceramic anticorrosive coating to the longest diameter of the ceramic particles is 0.8-2.0, the airfoil fin adopts pure copper, the heat conductivity of pure copper is good, the cost of pure copper is relatively low, the ceramic anticorrosive coating is coated on the surface, the ceramic particles do not influence the heat conductivity of the airfoil fin, and the surface of the airfoil fin can be effectively prevented from being rusted to influence the heat conductivity of the airfoil fin, so that the heat exchange efficiency of the heat exchanger body is influenced.
Furthermore, a plurality of heat transfer grooves are chiseled in wing section fin outer end, and are a plurality of the even distribution of heat transfer groove has increased the area of contact of wing section fin with external environment in the outer end of wing section fin under the effect of a plurality of heat transfer grooves, has improved the heat exchange efficiency of heat exchanger body with external environment.
Furthermore, the maximum diameter of each wing-shaped fin is 6-10cm, the distance between the two wing-shaped fins is 4-6cm, and a manufacturer of the heat exchanger body can correspondingly adjust the maximum diameter of each wing-shaped fin and the distance between the two wing-shaped fins according to the manufacturing power of the heat exchanger body, so that the heat exchange efficiency of the wing-shaped fins reaches the optimal range.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) according to the scheme, the angle of the wing-shaped fin of the heat exchanger can be changed according to the change of the temperature, the higher the temperature of the heat exchanger is, the larger the opening degree of the wing-shaped fin is, the higher the heat exchange efficiency between the wing-shaped fin and another fluid is, when the temperature of the heat exchanger is lower or does not work, the larger the closing degree of the wing-shaped fin is, so that the heat exchanger maintains the temperature on the surface of the heat exchanger within a certain time period, a certain heat preservation effect is achieved, the speed of temperature loss is reduced, and the heat exchange of the heat exchanger is prolonged.
(2) The corner groove is a half-open groove, so that the corner groove is communicated with the external environment, and after the hot and cold materials in the corner groove are heated and expanded, the external environment can be extruded out, so that the angle of the airfoil fin is changed through the hot and cold materials.
(3) The fixed intermediate layer of corner inslot end wall fixedly connected with, fixed intermediate layer is located between corner groove and the hot cold material, through the connection effect of fixed intermediate layer, can be better fix the hot cold material in the corner groove.
(4) The hot and cold materials comprise: polyvinyl chloride, polystyrene-acrylonitrile, polystyrene and cellulose acetate, wherein the hot and cold materials comprise the following components in parts by weight: 100 parts of polyvinyl chloride, 30 parts of polystyrene-acrylonitrile, 50 parts of polystyrene and 10 parts of cellulose acetate, under the action of a hot and cold material, the angle of the wing-shaped fin can be controlled according to the principle of expansion with heat and contraction with cold, so that the wing-shaped fin is unfolded or closed according to the change of temperature, after the temperature of the heat exchanger body rises, the hot and cold material expands by heating and overcomes the elastic action of a positioning spring to jack the wing-shaped fin, so that the overall heat dissipation efficiency of the wing-shaped fin is changed, the higher the temperature of the heat exchanger body is, the larger the unfolding degree of the wing-shaped fin is, the higher the heat exchange efficiency is, the lower the temperature of the heat exchanger body is or the heat exchanger stops working, the larger the closing degree of the wing-shaped fin is, the higher the heat preservation degree is, and the efficiency of the heat exchanger body is changed through the change of the angle of the wing-, the application range of the heat exchanger body is increased.
(5) The material of airfoil fin is pure copper, the ceramic anticorrosive coating is scribbled on airfoil fin surface, ceramic particle is contained in the ceramic anticorrosive coating, the thickness of ceramic anticorrosive coating and ceramic particle's the ratio of the longest diameter is 0.8-2.0, airfoil fin adopts pure copper, pure copper thermal conductivity is good, pure copper's cost is lower relatively simultaneously, the surface is scribbled and is equipped with ceramic anticorrosive coating, ceramic particle wherein does not influence airfoil fin's thermal conductivity, and can effectively prevent airfoil fin surface from producing the corrosion, influence airfoil fin's thermal conductivity, thereby produce the influence to the heat exchange efficiency of heat exchanger body.
(6) A plurality of heat transfer grooves are cut in the outer end of the wing-shaped fin, the plurality of heat transfer grooves are evenly distributed in the outer end of the wing-shaped fin, the contact area of the wing-shaped fin and the external environment is increased under the action of the plurality of heat transfer grooves, and the heat exchange efficiency of the heat exchanger body and the external environment is improved.
(7) The maximum diameter of each wing-shaped fin is 6-10cm, the distance between the two wing-shaped fins is 4-6cm, and according to the manufacturing power of the heat exchanger body, a manufacturer of the heat exchanger body can correspondingly adjust the maximum diameter of the wing-shaped fins and the distance between the two wing-shaped fins, so that the heat exchange efficiency of the wing-shaped fins reaches the optimal range.
Drawings
FIG. 1 is a schematic structural view of a portion of an airfoil fin in accordance with the present invention when not in use;
FIG. 2 is a schematic view of the positioning spring portion of the present invention in use;
FIG. 3 is a schematic structural view of a portion of a hot and cold material in use according to the present invention;
FIG. 4 is a schematic front cross-sectional view of a portion of an airfoil fin in accordance with the present invention;
FIG. 5 is a front structural view of the airfoil fin portion of the present invention when not in use;
FIG. 6 is a schematic structural view of a portion of an airfoil fin in use according to the present invention;
FIG. 7 is a structural schematic view of the airfoil fin portion in a condition not in use according to the invention;
fig. 8 is a schematic structural view of the body portion of the heat exchanger of the present invention.
The reference numbers in the figures illustrate:
the heat exchanger comprises a heat exchanger body 1, a heat exchange tube 2, a wing type fin 3, a spring groove 301, a positioning spring 302, a corner groove 303, a fixing interlayer 304, a hot and cold material 305 and a heat exchange groove 4.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise specifically stated or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are used in a broad sense, and for example, "connected" may be a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements.
Example 1:
a sensitive type wing fin high-efficiency heat exchanger comprises a heat exchanger body 1, a heat exchange tube 2 is fixedly connected in the heat exchanger body 1, the outer end wall of the heat exchange tube 2 is provided with a plurality of groups of wing fins 3, the number of each group of wing fins 3 is 3, on one hand, the shape of each group of wing fins 3 can meet the requirement that the angles of the wing fins 3 in one group can be changed on the heat exchange tube 2, on the other hand, the number of the wing fins 3 is limited, the heat dissipation efficiency of each group of wing fins 3 is kept to a certain degree, the wing fins 3 are uniformly distributed at the outer end of the heat exchange tube 2, the lower end of each wing fin 3 is provided with a spring groove 301, the inner end wall of each spring groove 301 is fixedly connected with a positioning spring 302, one end of each positioning spring 302 is fixed with the inner end wall of each spring groove 301, the other end of each positioning spring 302 is fixed, the angle of the airfoil fin 3 is limited, so that the airfoil fin 3 can be inclined and fixed, referring to fig. 4, a corner groove 303 is cut at the lower end of the airfoil fin 3, a hot and cold material 305 is fixedly connected in the corner groove 303, the corner groove 303 is a half-open groove, so that the corner groove 303 is communicated with the external environment, and when the hot and cold material 305 in the corner groove 303 expands due to heating, the hot and cold material can be extruded out of the external environment, so that the angle of the airfoil fin 3 is changed through the hot and cold material 305.
The inner end wall fixedly connected with of corner groove 303 fixes intermediate layer 304, and fixed intermediate layer 304 is located between corner groove 303 and hot cold material 305, and through the connection effect of fixed intermediate layer 304, can be better fix hot cold material 305 in corner groove 303, hot cold material 305 includes: polyvinyl chloride, polystyrene-acrylonitrile, polystyrene and cellulose acetate, wherein the hot and cold material 305 comprises the following components in parts by weight: 100 parts of polyvinyl chloride, 30 parts of polystyrene-acrylonitrile, 50 parts of polystyrene and 10 parts of cellulose acetate, under the action of a hot and cold material 305, the angle of the airfoil fin 3 can be controlled according to the principle of expansion with heat and contraction with cold, so that the airfoil fin 3 can be unfolded or closed according to the change of temperature, after the temperature of the heat exchanger body 1 rises, the hot and cold material 305 expands by heating, overcomes the elastic action of a positioning spring 302, jacks up the airfoil fin 3, so that the angle of the airfoil fin 3 is changed, and the overall heat dissipation efficiency of the airfoil fin 3 is changed, the higher the temperature of the heat exchanger body 1 is, the larger the unfolding degree of the airfoil fin 3 is, the higher the heat exchange efficiency is, the lower the temperature of the heat exchanger body 1 is or the work is stopped, the larger the closing degree of the airfoil fin 3 is, the higher the heat preservation degree is, and the mode of changing the efficiency of the heat exchanger body, the invention increases the application range of the heat exchanger body 1 on the premise of keeping certain heat exchange efficiency.
The chisel has a plurality of heat transfer grooves 4 in 3 outer ends of wing section fin, the even distribution of a plurality of heat transfer grooves 4 is in wing section fin 3's outer end, under a plurality of heat transfer grooves 4's effect, wing section fin 3 and external environment's area of contact has been increased, heat exchanger body 1 and external environment's heat exchange efficiency has been improved, wing section fin 3's maximum diameter is 6cm, distance between two wing section fins 3 is 6cm, according to heat exchanger body 1's manufacturing power, the technical staff can carry out corresponding adjustment to wing section fin 3's maximum diameter and two wing section fins 3 between the distance, make wing section fin 3's heat exchange efficiency reach the best scope.
Referring to fig. 1, which is a state diagram of the airfoil fin 3 when the heat exchanger body 1 does not work, after the heat exchanger body 1 starts to work, along with the temperature rise of the surface of the heat exchange tube 2, the volume of the hot and cold material 305 increases, so that the included angle between the airfoil fin 3 and the heat exchange tube 2 becomes larger, when the airfoil fin 3 and the heat exchange tube 2 form a vertical angle, the contact area between the airfoil fin 3 and the heat exchange tube 2 becomes the largest, at this time, the heat exchange efficiency of the heat exchanger body 1 reaches the largest, and after the heat exchanger body 1 stops working, along with the temperature reduction of the surface of the heat exchange tube 2, the volume of the hot and cold material 305 decreases, so that the included angle between the airfoil fin 3 and the heat exchange tube 2 becomes smaller, the contact area between the airfoil fin 3 and the heat exchange tube 2 gradually decreases, the heat exchange efficiency between the heat exchanger body, meanwhile, the heat exchanger body 1 is in an inoperative state, the wing fins 3 and the heat exchange tube 2 form a certain included angle, a certain protection effect is achieved on the surfaces of the wing fins 3, adhesion of dust in an external environment is reduced, heat exchange efficiency of the heat exchanger body 1 is kept, and cleaning times of workers to the wing fins 3 are reduced.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (10)
1. The utility model provides a high-efficient heat exchanger of mimose formula airfoil fin, includes heat exchanger body (1), fixedly connected with heat exchange tube (2), its characterized in that in heat exchanger body (1): the heat exchange tube (2) outer end wall is equipped with multiunit wing fin (3), every group the number of wing fin (3) is 3-6 a plurality of the even distribution of wing fin (3) is in the outer end of heat exchange tube (2), the chisel has spring groove (301) wing fin (3) lower extreme, spring groove (301) inner end wall fixedly connected with positioning spring (302), positioning spring (302) one end is fixed with spring groove (301) inner end wall, positioning spring (302) other end is fixed with heat exchange tube (2) outer end wall, the chisel has corner groove (303) wing fin (3) lower extreme, fixedly connected with hot cold material (305) in corner groove (303).
2. The sensitive type airfoil fin high-efficiency heat exchanger as claimed in claim 1, wherein: the corner groove (303) is a half-open groove.
3. The sensitive type airfoil fin high-efficiency heat exchanger as claimed in claim 2, wherein: the inner end wall of the corner groove (303) is fixedly connected with a fixing interlayer (304), and the fixing interlayer (304) is positioned between the corner groove (303) and the hot and cold material (305).
4. The sensitive type airfoil fin high-efficiency heat exchanger as claimed in claim 3, wherein: the hot and cold material (305) comprises: polyvinyl chloride, polystyrene-acrylonitrile, polystyrene, cellulose acetate.
5. The sensitive type airfoil fin high-efficiency heat exchanger as claimed in claim 4, wherein: the hot and cold material (305) comprises the following components in parts by weight: 100 parts of polyvinyl chloride, 30 parts of polystyrene-acrylonitrile, 50 parts of polystyrene and 10 parts of cellulose acetate.
6. The sensitive type airfoil fin high-efficiency heat exchanger as claimed in claim 1, wherein: the airfoil fins (3) are made of pure copper.
7. The sensitive airfoil fin high-efficiency heat exchanger as claimed in claim 6, wherein: the surface of the airfoil fin (3) is coated with a ceramic anticorrosive coating, the ceramic anticorrosive coating contains ceramic particles, and the ratio of the thickness of the ceramic anticorrosive coating to the longest diameter of the ceramic particles is 0.8-2.0.
8. The sensitive type airfoil fin high-efficiency heat exchanger as claimed in claim 7, wherein: the outer end of each wing-shaped fin (3) is provided with a plurality of heat exchange grooves (4) in a chiseling mode, and the plurality of heat exchange grooves (4) are evenly distributed at the outer end of each wing-shaped fin (3).
9. The sensitive type airfoil fin high-efficiency heat exchanger as claimed in claim 1, wherein: the maximum diameter of the airfoil fin (3) is 6-10 cm.
10. The sensitive type airfoil fin high-efficiency heat exchanger as claimed in claim 9, wherein: the distance between the two airfoil fins (3) is 4-6 cm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910984977.4A CN110887394B (en) | 2019-10-16 | 2019-10-16 | Sensitive type wing-shaped fin efficient heat exchanger |
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| CN201910984977.4A CN110887394B (en) | 2019-10-16 | 2019-10-16 | Sensitive type wing-shaped fin efficient heat exchanger |
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| CN110887394A true CN110887394A (en) | 2020-03-17 |
| CN110887394B CN110887394B (en) | 2021-01-15 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113431759A (en) * | 2021-05-08 | 2021-09-24 | 史云仙 | External expansion dust-discharging heat-dissipating air compressor |
| CN113639488A (en) * | 2021-06-28 | 2021-11-12 | 明平凡 | Efficient dust removal air source heat pump and application method thereof |
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| CN113431759A (en) * | 2021-05-08 | 2021-09-24 | 史云仙 | External expansion dust-discharging heat-dissipating air compressor |
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| CN113639488A (en) * | 2021-06-28 | 2021-11-12 | 明平凡 | Efficient dust removal air source heat pump and application method thereof |
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| CN110887394B (en) | 2021-01-15 |
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