CN109282528A - Heat exchanger, air-conditioning system and heat exchanger method - Google Patents
Heat exchanger, air-conditioning system and heat exchanger method Download PDFInfo
- Publication number
- CN109282528A CN109282528A CN201811145577.6A CN201811145577A CN109282528A CN 109282528 A CN109282528 A CN 109282528A CN 201811145577 A CN201811145577 A CN 201811145577A CN 109282528 A CN109282528 A CN 109282528A
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- Prior art keywords
- heat exchanger
- tube
- header
- spoiler
- fin
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
-
- 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
-
- 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
- F28F1/24—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 and extending transversely
- F28F1/26—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 and extending transversely the means being integral with the element
-
- 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
- F28F9/24—Arrangements for promoting turbulent flow of heat-exchange media, e.g. by plates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/04—Condensers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Geometry (AREA)
- Fluid Mechanics (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The present invention provides a kind of heat exchanger, and heat exchanger includes header and the heat exchanger tube for being connected to header, and fin is provided on heat exchanger tube, and heat exchanger tube is mutually communicated with header, and heat exchanger is integrally formed by 3D printing.The present invention also provides a kind of heat exchanger method, heat exchanger method includes: that raised spoiler is laid in flat tube；It is by 3D printing technique frame that heat exchanger is integrally formed.The present invention also provides a kind of air-conditioning systems using above-mentioned heat exchanger.Heat exchanger provided by the invention, it is integrally formed by 3D printing technique, the processing drawback of traditional processing means is not only overcome, heat exchange efficiency improves, and intensity and integraty improve；Using the air-conditioning system of above-mentioned heat exchanger, the exchange capability of heat of whole system is further promoted；Above-mentioned heat exchanger method provided by the invention, can produce heat exchange property more preferably heat exchanger, be with a wide range of applications.
Description
Technical field
The present invention relates to technical field of heat exchange equipment more particularly to a kind of heat exchangers, air-conditioning system and heat exchanger side
Method.
Background technique
Heat exchanger is the core component of air-conditioning equipment and air heat-exchange, can be used as evaporator and condenser, can effectively be controlled
The temperature of indoor environment processed has a wide range of applications in field of engineering technology.By taking heat exchanger for vehicle as an example, current heat exchanger is equal
It is fabricated, is limited in technique and in cost by traditional processing means, the design of part-structure using traditional processing means
Need to consider the kinds of processes requirements such as cutting line, dimension chain closure, in addition the traditional handicrafts such as cutting heat affecting, pad leakage
Means inevitably process drawback, cause existing heat exchanger in structure design and heat exchange property, fail abundant benefit
With the heat exchange potential of itself, heat exchange efficiency is relatively low.
Summary of the invention
In view of this, it is necessary to provide a kind of improved heat exchanger, air-conditioning system and heat exchanger method, the heat exchanger
The processing drawback for overcoming traditional processing means, can make full use of the heat exchange potential of itself, and heat exchange efficiency improves.
The present invention provides a kind of heat exchanger, and the heat exchanger includes header and the heat exchange for being connected to the header
It manages, is provided with fin on the heat exchanger tube, the heat exchanger tube is mutually communicated with the header, and the heat exchanger passes through 3D printing
It is integrally formed.
Further, the heat exchanger tube is flat tube, is provided with spoiler, the spoiler in the hollow cavity of the flat tube
At least one plate face on be provided with protrusion, the protrusion is for disturbing the refrigerant circulated in the flat tube.
Further, the protrusion is set in two opposite plate faces of the spoiler.
Further, cavity hollow in the flat tube is divided into two chambers by the spoiler.
Further, the protrusion is hemispherical, and by ranks arrangement in a manner of projection on the spoiler.
Further, the height of the protrusion be the flat tube rectangular cross section short side distance 1 to five/10th/
One.
Further, the heat exchanger further includes the installing pipe being interconnected with the header, is set in the installing pipe
It is equipped with overflow valve.
Further, the inner wall of the installing pipe extends to own axes direction and is formed chamfering, and the chamfering is for branch
Installing pipe when support successively printing.
Further, the header includes inlet tube and outlet, and the heat exchanger makees condenser in use, close
The densely covered degree of the fin of the inlet tube is greater than the densely covered degree of the fin close to the outlet；It is described to change
Hot device makees evaporator in use, being less than the institute of the close outlet close to the densely covered degree of the fin of the inlet tube
State the densely covered degree of fin.
Further, angle is set as 35 ° to 55 ° between the fin and the flat tube.
The present invention also provides a kind of air-conditioning system, including heat exchanger, the heat exchanger is as described in above-mentioned any one
Heat exchanger.
The present invention also provides a kind of heat exchanger method, the heat exchanger method includes:
Raised spoiler is laid in flat tube；
It is by 3D printing technique frame that heat exchanger is integrally formed.
Heat exchanger provided by the invention, it is integrally formed by 3D printing technique, not only overcome adding for traditional processing means
Work drawback takes full advantage of the heat exchange potential of itself, and heat exchange efficiency improves, and intensity and integraty improve；It is changed using above-mentioned
The exchange capability of heat of the air-conditioning system of hot device, whole system is further promoted；Above-mentioned heat exchanger method provided by the invention,
Heat exchange property more preferably heat exchanger can be produced, is with a wide range of applications.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of heat exchanger in one embodiment of the present invention；
Fig. 2 is structural schematic diagram of the heat exchanger shown in Fig. 1 at another visual angle；
Fig. 3 is the structural schematic diagram after heat exchanger clipped structure shown in Fig. 1；
Fig. 4 is the structural schematic diagram after heat exchanger clipped structure shown in Fig. 1；
Fig. 5 is structural schematic diagram of the heat exchanger shown in Fig. 4 at another visual angle；
Fig. 6 is the enlarged diagram of heat exchanger section structure shown in Fig. 5；
Fig. 7 is the structural schematic diagram of spoiler in one embodiment shown in Fig. 6；
Fig. 8 is the enlarged diagram of spoiler part-structure shown in Fig. 6；
Fig. 9 is the flow diagram of the heat exchanger method.
Main element symbol description
| Heat exchanger | 100 |
| Header | 10 |
| Temperature sensor | 11 |
| Heat exchanger tube | 20 |
| Fin | 21 |
| Fixed structure | 22 |
| Tilt fixed plate | 221 |
| Horizontal fixed plate | 222 |
| Spoiler | 23 |
| Protrusion | 24 |
| Installing pipe | 30 |
| Chamfering | 31 |
The present invention that the following detailed description will be further explained with reference to the above drawings.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It should be noted that it can be installed directly in another group when component is referred to as " being installed in " another component
On part or there may also be components placed in the middle.When a component is considered as " being set to " another component, it be can be directly
It connects and is arranged on another component or may be simultaneously present component placed in the middle.When a component be considered as " being fixed on " another
Component, it, which can be, is directly anchored on another component or may be simultaneously present component placed in the middle.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " it include one or more phases
Any and all combinations of the listed item of pass.
Fig. 1 and Fig. 2 is please referred to, Fig. 1 is the structural schematic diagram of heat exchanger 100 in one embodiment of the present invention, and Fig. 2 is figure
Structural schematic diagram of the heat exchanger 100 shown in 1 at another visual angle.For heat exchanger 100 to realize cold and hot interaction, heat exchanger 100 is empty
The core component for adjusting equipment and air heat-exchange, can be used as evaporator and condenser, can effectively control the temperature of indoor environment,
Field of engineering technology has a wide range of applications.
Heat exchanger 100 includes header 10 and the heat exchanger tube 20 for being connected to header 10, is provided on heat exchanger tube 20 more
The refrigerant to exchange heat with external environment is equipped in the cavity that a fin 21, heat exchanger tube 20 and header 10 are mutually communicated.Collection
Flow tube 10 is to collect and shunt the refrigerant in heat exchanger tube 20, and heat exchanger tube 20 with outside air to exchange heat, and fin 21 is to increase
The contact area of big heat exchanger tube 20 and outside air, improves the heat exchange efficiency of heat exchanger 100.When heat exchanger 100 works, refrigerant exists
Flowing in heat exchanger tube 20 and header 10, and cooperate with multiple fins 21, to realize heat exchanger 100 and outside air
Heat exchange.
Heat exchanger 100 provided by the invention, it is integrally formed by 3D printing technique.Due to heat exchanger provided by the invention
100 is integrally formed using 3D printing technique, simplifies production procedure, improves production efficiency, without as in traditional processing technology
Can just carry out the welding installation of header 10 after the weld job for completing all pipelines, but by 3D printing technique quickly with
Integrated forming.Further, since using 3D printing technique, heat exchanger 100 would not also occur there is no point is welded to connect
Because leaking caused by weld failure, this improves 100 reliability of operation of heat exchanger and stability.
A more step, due to using 3D printing technique, heat exchanger 100 just has more designs empty at the beginning of design
Between, it is not necessary that such as various limitations of withdrawing structure, installation order, heat exchanger 100 can be designed to more in being processed by traditional handicraft
Reasonable structure breaks through the restriction of conventional machining process exchange thermal technology development.
In present embodiment, heat exchanger 100 is match heat exchanger for vehicle.In the heat exchanger of racing car product requires, need full
For foot under conditions of running power 12KW, the high requirement for being no more than 48 DEG C of heat exchanger temperature, otherwise the driving motor of racing car will be strong
Compel power-off to protect driver safe.And the heat exchanger of traditional design, generally after using about two hours will temperature rise to 50
DEG C or more, it is unable to satisfy the requirement used for a long time.And heat exchanger 100 provided by the invention, due to using 3D printing technique,
It not only reduces in weight, is improved in structural strength, and can guarantee that own temperature is no more than 45 DEG C in the process of running,
Not only the design requirement of remote super safety, the increase of more racing car kinetic energy provide the foundation.
Certainly, the present invention is not intended to limit above-mentioned heat exchanger 100 and centainly needs to be applied in racing car product.It is appreciated that
In other implementations, heat exchanger 100 can also be other kinds of in addition to heat exchanger for vehicle for Domestic heat exchanger etc.
Heat exchanger, as long as the heat exchanger 100 can be realized the refrigeration or heating to target environment.
In present embodiment, heat exchanger 100 is printed by Al alloy powder.It is appreciated that in other embodiments
In, heat exchanger 100 can also use the single metal powders of others or alloyed metal powder in addition to aluminium alloy to print.
20 arranged in parallel of heat exchanger tube simultaneously surrounds a cabinet, also sets up fixed structure 22 on the outermost side plate of cabinet,
The fixed structure 22 is used to be mounted on target position for heat exchanger 100.
In present embodiment, fixed structure 22 includes that six inclination fixed plates 221 being obliquely installed and two levels are set
Through-hole is offered on the horizontal fixed plate 222 set, inclination fixed plate 221 and horizontal fixed plate 222, heat exchanger 100 can lead to
Cross that the through-hole is hung or screw threads for fastening is in target position, to realize from the steady operation in target position.
It is appreciated that the concrete scheme of fixed structure 22 can be arranged on demand；When the position of heat exchanger 100 without fix,
When heat exchanger 100 is in the application environment for only needing placement that steady operation can be realized, fixed structure 22 also be can be omitted.
The quantity of header 10 is two, is respectively arranged at the upper position for the cabinet that multiple heat exchanger tubes 20 are surrounded under
Portion position, one of header 10 are the entrance of refrigerant, are named as inlet tube；Another header 10 is the outlet of refrigerant,
It is named as outlet.Refrigerant enters in heat exchanger tube 20 by header 10, is completed after heat exchange acts in heat exchanger tube 20 again from another
It is flowed out in one header 10, to complete entire heat transfer process.
In present embodiment, the header 10 being located above is the entrance of refrigerant.Set cold for the header 10 of top
The entrance of matchmaker can smoothly enter in heat exchanger tube 20 convenient for refrigerant.It is appreciated that in other implementations, under being located at
The header 10 of side can also be used as the entrance of refrigerant.
Heat exchanger tube 20 is arranged parallel to each other and is mutually communicated with the cavity inside header 10, heat exchanger tube 20 and outside air
Contact, the refrigerant being placed in heat exchanger tube 20 can be exchanged heat by heat exchanger tube 20 with air, to carry out to outside air
Temperature regulation.
In present embodiment, in order to increase the heat exchange efficiency of heat exchanger tube 20, heat exchanger tube 20 is flat tube.Due to being opened up in flat tube
There is more sinuous refrigerant circulation runner, refrigerant can increase heat transfer sheet in more small circulatory flow internal circulation flow
Area, heat exchange efficiency are relatively high.
It is appreciated that in other implementations, heat exchanger tube 20 can also use other kinds of in addition to flat tube
Heat exchanger tube 20；Such as the structure type that heat exchanger tube 20 can also be combined with pipe fitting using U-tube, following in heat exchanger tube 20 at this time
Circulation road is the through-hole in pipe, and refrigerant flows directly into header 10 from one end of heat exchanger tube 20, and processing cost is relatively low.
In present embodiment, the heat exchanger tube 20 of lower section is entered to further increase refrigerant from the header 10 being located above
The smooth performance of interior flowing, heat exchanger tube 20 are set as taper close to the part for the header 10 being located above, and refrigerant can at this time
Smoothly entered in heat exchanger tube 20 by tapered channel, to improve the Stability and dependability in refrigerant circulation, reduces turbulent flow
And the noise in 100 operational process of heat exchanger.
In present embodiment, in order to improve the monitoring of 100 operating status of heat exchanging device, heat exchanger 100 is close to two collection
The position of flow tube 10 is also correspondingly arranged there are two temperature sensor 11, the two temperature sensors 11, can close to header 10
It detects the state of temperature of refrigerant in header 10, improves data supporting with regulation for subsequent control.
Temperature sensor 11 can use the contact type temperature sensors such as thermistor, thermoelectric couple, pressure-type thermometer,
It can also be using contactless temperature sensors such as infrared measurement of temperature.In addition, the quantity and installation site of temperature sensor 11
It can be arranged according to actual demand.
Fin 21 is fixedly installed on heat exchanger tube 20, and fin 21 increases the surface area of heat exchanger tube 20, so that heat exchanger tube 20
Increase with the contact area of outside air, to improve the heat exchange efficiency of heat exchanger tube 20.In present embodiment, fin 21 is mutual
It lays and is welded on heat exchanger tube 20 in parallel.It is appreciated that in other implementations, fin 21 can also be using except phase
Mutually it is parallel lay except other arrangement modes be set on heat exchanger tube 20, fin 21 can also using riveting, glue it is solid etc. other
Fixed form is set on heat exchanger tube 20.
In present embodiment, the angle between the heat exchanger tube 20 of fin 21 and flat tube type is set as 35 ° to 55 °.It is preferred that
Angle between the heat exchanger tube 20 of ground, fin 21 and flat tube type is set as 45 °.Under this angle, fin 21 has preferable
Heat dissipation performance.
In an embodiment of the invention, when heat exchanger 100 is as condenser, in two headers 10 into
The densely covered degree of the fin 21 of mouth pipe is greater than the densely covered degree of the fin 21 close to outlet, and the densely covered degree of fin 21 is from out
Mouthful pipe is gradually increased to inlet tube, the densely covered distributed degrees of optimized fin 21, enable to the densely covered distributed degrees of fin 21 with
The whole Temperature Distribution of heat exchanger 100 matches, relatively high-end by improving temperature since the temperature of inlet tube is relatively high
The radiating efficiency in portion, so that the efficiency effect of each section of heat exchanger 100 is more consistent, the heat exchange temperature of heat exchanger 100
Curve is closer to linear.
It is appreciated that the fin 21 of inlet tube is close in two headers 10 when heat exchanger 100 is as evaporator
Cloth degree be less than close to outlet fin 21 densely covered degree, the densely covered degree of fin 21 from outlet to inlet tube gradually
It reduces.The densely covered distributed degrees of optimized fin 21 enable to the temperature of 100 entirety of densely covered distributed degrees and heat exchanger of fin 21
Degree distribution matches, since the temperature of inlet tube is relatively low, by improving the radiating efficiency of the relatively high end of temperature, so that
The efficiency effect of each section of heat exchanger 100 is more consistent, and the heat exchange temperature curve of heat exchanger 100 is closer to linear.
It is the structural schematic diagram after 100 clipped structure of heat exchanger shown in Fig. 1 also referring to Fig. 3, Fig. 3.In order into
One step improves the reliability and stability of heat exchanger 100, is additionally provided with the installing pipe being connected with header 10 on heat exchanger 100
30, overflow valve (not shown) is provided in installing pipe 30, which is used to provide the overflow protection of heat exchanging device 100.Pass through
Overflow valve is set in installing pipe 30, and the refrigerant in heat exchanger 100 can constantly be in pressure stabilizing state, can be with more stable
State exchange heat.
Since the aperture of installing pipe 30 is relatively large, in order to realize normal out print of the installing pipe 30 in 3D printing, this hair
The heat exchanger 100 of bright offer is provided with chamfering 31 in installing pipe 30, and the inner wall of installing pipe 30 extends simultaneously to own axes direction
Chamfering 31 is formed, which is used to support the installing pipe 30 in layer-by-layer print procedure, so that installing pipe 30 is made in printing
When making, the entity of current layer printing can be used as next layer of support, in so avoiding needing additional increase external support,
It is difficult to the problem of taking out so as to cause external support, also can be improved the intensity of installing pipe 30, further increases heat exchanger 100
Reliability and stability.
It is referring to Figure 4 together the structural schematic diagram after 100 clipped structure of heat exchanger shown in Fig. 1, figure to Fig. 6, Fig. 4
5 structural schematic diagram for heat exchanger 100 shown in Fig. 4 at another visual angle, Fig. 6 are the amplification of 100 part-structure of heat exchanger shown in Fig. 5
Schematic diagram.When heat exchanger tube 20 is flat tube, in order to improve the heat transfer effect inside flat tube between refrigerant and external environment, heat exchanger tube
Spoiler 23 is additionally provided in the cavity of 20 inner hollows, spoiler 23 is for disturbing the refrigerant circulated in flat tube, so that cold
Matchmaker can smoothly support in the capillary heat exchange micro-pipe entered in flat tube, and the heat transfer contact between refrigerant itself inside flat tube is more equal
It is even, to improve the heat transfer effect of flat tube and external environment.
It is referring to Figure 7 together the structural schematic diagram of spoiler 23 in one embodiment shown in Fig. 6 with Fig. 8, Fig. 7,
Fig. 8 is the enlarged diagram of 23 part-structure of spoiler shown in Fig. 6.Multiple raised 24 are provided on spoiler 23, when refrigerant is logical
When crossing the surface of spoiler 23, protrusion 24 can disturb refrigerant, increase the irregularity of its circulation, imitate to realize and exchange heat to flat tube
The raising of fruit.
In present embodiment, protrusion 24 is the hemispherical salient point of ranks arrangement.It is appreciated that in other embodiments
In, the arrangement mode of protrusion 24 can also use other arrangement modes in addition to ranks arrangement such as annular distribution, protrusion 24
Shape can also be using the other shapes in addition to hemispherical salient point such as ellipsoid salient point, as long as protrusion 24 can disturb refrigerant
Flowing.
One piece of spoiler 23 is only set in present embodiment, in each flat tube, and spoiler 23 is arranged in flat tube hollow cavity
Approximate center, protrusion 24 is distributed only in a plate face of spoiler 23.
It is appreciated that in other implementations, protrusion 24 can also be distributed in 23 two opposite plate faces of spoiler
On, to increase the disturbance ability to refrigerant；Spoiler 23 extends to the exit of flat tube from the inlet of current flat tube,
Namely the cavity of flat tube inner hollow is divided into two chambers by spoiler 23, and the chamber in flat tube is further separated, it can
The formation for further increasing refrigerant circulation helps to improve refrigerant and extraneous exchange capability of heat.
In present embodiment, protrusion 24 height be flat tube rectangular cross section short side distance 1 to five/10th/
One, preferably 1/5th.If the height of protrusion 24 is too low, the disturbance ability of spoiler 23 is too weak；If the height of protrusion 24
It is excessively high, it not only will increase the difficulty in print procedure, also will increase the normal circulation of interference refrigerant.
Heat exchanger 100 provided by the invention, it is integrally formed by 3D printing technique, not only overcome traditional processing means
Drawback is processed, the heat exchange potential of itself is taken full advantage of, heat exchange efficiency improves, and intensity and integraty improve.
The present invention also provides a kind of air-conditioning system (not shown) using above-mentioned heat exchanger 100, are changed by using above-mentioned
The exchange capability of heat of hot device 100, entire air-conditioning system is promoted, and has more broad application prospect.
The present invention also provides a kind of heat exchanger method, Fig. 9 is the flow diagram of the heat exchanger method, this is changed
Hot device manufacturing method includes:
S91: raised spoiler is laid in flat tube.Specifically, at least one plate of spoiler is arranged in protrusion
On face, namely a plate face in spoiler can be set in protrusion, also can be set at two opposite plate faces of spoiler.
Protrusion is the hemispherical salient point of ranks arrangement；Certainly, raised arrangement mode can also be removed using annular distribution etc.
Other arrangement modes except ranks arrangement, raised shape can also be using ellipsoid salient points etc. in addition to hemispherical salient point
Other shapes, as long as protrusion can disturb the flowing of refrigerant.
Spoiler extends to the exit of flat tube from the inlet of current flat tube namely spoiler will be in flat tube inside
Empty cavity is divided into two chambers, and the chamber in flat tube is further separated, and can further increase the formation of refrigerant circulation,
Help to improve refrigerant and extraneous exchange capability of heat.
Protrusion height be flat tube rectangular cross section short side distance 1/1st to five/10th, preferably five/
One.If the height of protrusion is too low, the disturbance ability of spoiler is too weak；If the excessive height of protrusion, not only will increase and printed
Difficulty in journey also will increase the normal circulation of interference refrigerant.
S92: by 3D printing technique frame that heat exchanger is integrally formed.Specifically, printed material can use Al alloy powder
End, can also be using the single metal powder of others or alloyed metal powder in addition to aluminium alloy.
By the integrally formed heat exchanger of 3D printing technique, production procedure is simplified, production efficiency is improved, without such as tradition
The welding installation of header can be just carried out in production technology after the weld job for completing all pipelines, but passes through 3D printing skill
Art quickly with integrated forming.Further, since using 3D printing technique, heat exchanger is there is no point is welded to connect, also just not
It is leaked caused by will appear because of weld failure, this improves heat exchanger reliability of operation and stability.
A more step, due to using 3D printing technique, heat exchanger just has more design spaces, nothing at the beginning of design
Such as withdrawing structure, various limitations of installation order in need to being processed by traditional handicraft, heat exchanger 100 can be designed to more reasonable
Structure breaks through the restriction of conventional machining process exchange thermal technology.
Heat exchanger method provided by the invention can produce heat exchange property more preferably heat exchanger, have extensive
Application prospect.
To sum up, heat exchanger 100 provided by the invention, it is integrally formed by 3D printing technique, not only overcome traditional processing
The processing drawback of means takes full advantage of the heat exchange potential of itself, and heat exchange efficiency improves, and intensity and integraty improve；Make
With the air-conditioning system of above-mentioned heat exchanger 100, the exchange capability of heat of whole system is further promoted；Above-mentioned heat exchange provided by the invention
Device manufacturing method can produce heat exchange property more preferably heat exchanger, be with a wide range of applications.
Those skilled in the art it should be appreciated that more than embodiment be intended merely to illustrate the present invention,
And be not used as limitation of the invention, as long as in spirit of the invention, to made by embodiment of above
Appropriate change and variation are all intended to fall within the scope of the claimed invention.
Claims (12)
1. a kind of heat exchanger, which is characterized in that the heat exchanger includes header and the heat exchanger tube for being connected to the header,
Fin is provided on the heat exchanger tube, the heat exchanger tube is mutually communicated with the header, and the heat exchanger passes through 3D printing one
Body forming.
2. heat exchanger as described in claim 1, which is characterized in that the heat exchanger tube is flat tube, the hollow cavity of the flat tube
It is inside provided with spoiler, protrusion is provided at least one plate face of the spoiler, the protrusion circulates in institute for disturbing
State the refrigerant in flat tube.
3. heat exchanger as claimed in claim 2, which is characterized in that the protrusion is set to two opposite plates of the spoiler
On face.
4. heat exchanger as claimed in claim 2, which is characterized in that the spoiler separates cavity hollow in the flat tube
For two chambers.
5. heat exchanger as claimed in claim 2, which is characterized in that the protrusion is hemispherical, and in a manner of ranks arrangement
Projection is on the spoiler.
6. heat exchanger as claimed in claim 2, which is characterized in that the height of the protrusion is that the flat tube rectangular cross section is short
/ to five/10th of back gauge.
7. heat exchanger as described in claim 1, which is characterized in that the heat exchanger further includes being interconnected with the header
Installing pipe, be provided with overflow valve in the installing pipe.
8. heat exchanger as claimed in claim 7, which is characterized in that the inner wall of the installing pipe extends simultaneously to own axes direction
Chamfering is formed, the chamfering is used to support installing pipe when layer-by-layer printing.
9. heat exchanger as described in claim 1, which is characterized in that the header includes inlet tube and outlet, described
Heat exchanger makees condenser in use, the densely covered degree close to the fin of the inlet tube is greater than close to the outlet
The densely covered degree of the fin；The heat exchanger make evaporator in use, close to the inlet tube the fin densely covered journey
Degree is less than the densely covered degree of the fin close to the outlet.
10. heat exchanger as described in claim 1, which is characterized in that angle is set as 35 ° between the fin and the flat tube
To 55 °.
11. a kind of air-conditioning system, including heat exchanger, which is characterized in that the heat exchanger is such as claim 1-10 any one
The heat exchanger.
12. a kind of heat exchanger method, which is characterized in that the heat exchanger method includes:
Raised spoiler is laid in flat tube；
It is by 3D printing technique frame that heat exchanger is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811145577.6A CN109282528A (en) | 2018-09-29 | 2018-09-29 | Heat exchanger, air-conditioning system and heat exchanger method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811145577.6A CN109282528A (en) | 2018-09-29 | 2018-09-29 | Heat exchanger, air-conditioning system and heat exchanger method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199066A (en) * | 2021-12-13 | 2022-03-18 | 清远市联升空气液化有限公司 | Heat exchange structure for gas production and processing |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101691979A (en) * | 2009-09-03 | 2010-04-07 | 三花丹佛斯（杭州）微通道换热器有限公司 | Current collecting pipe and heat exchanger provided with current collecting pipe |
| CN103471450A (en) * | 2013-09-25 | 2013-12-25 | 缪志先 | Box-shaped laminated heat exchanger provided with mounting holes |
| CN204830955U (en) * | 2015-07-14 | 2015-12-02 | 成都三鼎日新激光科技有限公司 | Novel microchannel plate formula heat exchanger based on 3D printing technique |
| CN105333649A (en) * | 2014-08-08 | 2016-02-17 | 杭州三花研究院有限公司 | Heat exchanger and manufacturing method thereof |
| CN107388854A (en) * | 2017-07-26 | 2017-11-24 | 西安交通大学 | A kind of novel printed circuit board formula heat exchanger based on 3D printing technique |
| CN207881517U (en) * | 2018-01-12 | 2018-09-18 | 杭州新都奥兰汽车空调有限公司 | A kind of engineering machinery heater heat exchanger |
| CN108603728A (en) * | 2016-02-03 | 2018-09-28 | 林钟秀 | Heat exchanger |
-
2018
- 2018-09-29 CN CN201811145577.6A patent/CN109282528A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101691979A (en) * | 2009-09-03 | 2010-04-07 | 三花丹佛斯（杭州）微通道换热器有限公司 | Current collecting pipe and heat exchanger provided with current collecting pipe |
| CN103471450A (en) * | 2013-09-25 | 2013-12-25 | 缪志先 | Box-shaped laminated heat exchanger provided with mounting holes |
| CN105333649A (en) * | 2014-08-08 | 2016-02-17 | 杭州三花研究院有限公司 | Heat exchanger and manufacturing method thereof |
| CN204830955U (en) * | 2015-07-14 | 2015-12-02 | 成都三鼎日新激光科技有限公司 | Novel microchannel plate formula heat exchanger based on 3D printing technique |
| CN108603728A (en) * | 2016-02-03 | 2018-09-28 | 林钟秀 | Heat exchanger |
| CN107388854A (en) * | 2017-07-26 | 2017-11-24 | 西安交通大学 | A kind of novel printed circuit board formula heat exchanger based on 3D printing technique |
| CN207881517U (en) * | 2018-01-12 | 2018-09-18 | 杭州新都奥兰汽车空调有限公司 | A kind of engineering machinery heater heat exchanger |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114199066A (en) * | 2021-12-13 | 2022-03-18 | 清远市联升空气液化有限公司 | Heat exchange structure for gas production and processing |
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