CN105855499B - A kind of easy-formation air conditioner heat radiator aluminum alloy sheet and preparation method thereof - Google Patents
A kind of easy-formation air conditioner heat radiator aluminum alloy sheet and preparation method thereof Download PDFInfo
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- CN105855499B CN105855499B CN201610431604.0A CN201610431604A CN105855499B CN 105855499 B CN105855499 B CN 105855499B CN 201610431604 A CN201610431604 A CN 201610431604A CN 105855499 B CN105855499 B CN 105855499B
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- aluminum alloy
- alloy sheet
- air conditioner
- easy
- heat radiator
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/08—Cold chamber machines, i.e. with unheated press chamber into which molten metal is ladled
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
-
- 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
- F28F21/084—Heat exchange elements made from metals or metal alloys from aluminium or aluminium alloys
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- ing And Chemical Polishing (AREA)
- Prevention Of Electric Corrosion (AREA)
- Laminated Bodies (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a kind of easy-formation air conditioner heat radiator aluminum alloy sheet and preparation method thereof, including body, the body upper surface is provided with installation groove, the body lower surface is provided with groove, neck is equipped with left and right sides of the body, wall is equipped with stopper slot at left and right sides of the body, is connected between two bodies by fastener, the fastener surface is provided with grafting block, and the body interior is plugged with connection pillar by groove.The easy-formation air conditioner heat radiator aluminum alloy sheet and preparation method thereof, it is simple in construction, it is reasonable in design, it is possible to increase the service life of aluminum alloy sheet.
Description
Technical field
The present invention relates to air conditioner heat radiator technical field, specially a kind of easy-formation air conditioner heat radiator aluminum alloy sheet and its system
Preparation Method.
Background technology
Radiator is affixed to one layer of good heat conductive medium on heat-producing device, plays the part of the role just as go-between, has
When can also add fan etc. thing to accelerate radiating effect on the basis of heat-conducting medium.But radiator also plays the part of robber sometimes
Role, as the radiator of refrigerator be force take heat away, to reach than room temperature lower temperature.Radiator, it is otherwise known as warm
Gas piece.Radiator is transferred to using wall-hung boiler or boiler heat cycles water, then by tubing, will be suitable eventually through radiator
Temperature output, the temperature difference in forming chamber, finally carrying out thermal cycle makes whole indoor temperature uniformly rise.Fin material refers to dissipate
Specific material used in backing.Its heat conductivility of every kind of material is different, is arranged from high to low by heat conductivility, is respectively
Silver, copper, aluminium, steel.But if with silver come make fin can be too expensive, therefore best scheme is using copper.Although aluminium is cheap
Much, it is apparent that thermal conductivity is just be not as good (only about 50 percent multiple spot of copper) as copper.Conventional fin material is copper
And aluminium alloy, the two respectively has its advantage and disadvantage.The thermal conductivity of copper is good, but expensive, and difficulty of processing is higher, and weight is excessive (a lot
Fine copper radiator has been above limitations of the CPU to weight), thermal capacity is smaller, and easily aoxidizes.And fine aluminium is too soft, it is impossible to straight
Connect use, be all that the aluminium alloy used could provide enough hardness, be the advantages of aluminium alloy it is cheap, it is in light weight, but lead
It is hot will be far short of what is expected than copper.Some radiators just respectively take the chief, the embedded a piece of copper coin on aluminium alloy heat radiator base.For
For domestic consumer, radiating requirements are had been sufficient for aluminum radiating fin.
Aluminium alloy is most widely used a kind of non-ferrous metal structural material in industry, in Aeronautics and Astronautics, automobile, machinery
Widely applied in manufacture, ship, aluminium alloy and chemical industry.Aluminium alloy density is low, but intensity is higher, near or above excellent
Matter steel, plasticity is good, can be processed into various section bars, has excellent electric conductivity, thermal conductivity and corrosion stability, industrially widely uses,
Usage amount is only second to steel.
The content of the invention
It is an object of the invention to provide a kind of easy-formation air conditioner heat radiator aluminum alloy sheet and preparation method thereof, with solution
State the problem of being proposed in background technology.
To achieve the above object, the present invention provides following technical scheme：A kind of easy-formation air conditioner heat radiator aluminum alloy sheet, bag
Body is included, the body upper surface is provided with installation groove, and the body lower surface is provided with groove, is all provided with left and right sides of the body
There is neck, body left and right sides wall is equipped with stopper slot, connected between two bodies by fastener, the fastener table
Face is provided with grafting block, and the body interior is plugged with connection pillar by groove.
Preferably, the installation groove is no less than 3 groups.
Preferably, the neck and stopper slot are no less than 6 groups.
Preferably, the body surface scribbles epoxy resin layer.
Present invention also offers a kind of preparation method of easy-formation air conditioner heat radiator aluminum alloy sheet, following step is specifically included
Suddenly：
S1, raw material forging before repair wound：It is raw material from qualified oxidation aluminium ingot, by the folding on raw material surface, burr, splits
Line is polished, repaiies wound, is placed in crucible and is heated to 700-900 degree raw material and be fused into liquid, standby；
S2, die cast：Liquid aluminium alloy in step S1 is injected into pressure chamber, and pressure chamber pressure is adjusted to 15-
Between 100MPA, liquid aluminium alloy is injected into the die cavity of punching block with the speed of 20-50 meter per seconds by pressure chamber, die cast；
S3, defect repair：Will be tiny inside aluminium alloy using cold welding pattching by the aluminium alloy of die cast in step S2
Stomata and sand holes are repaired, and the fine particle that aluminum alloy sheet outer surface is formed in casting process carries out polishing reparation；
S4, anodized：Aluminum alloy sheet after step S3 is repaired is immersed in nickel fluorine solution, passes through DC electrolysis
Method forms layer of oxide layer on aluminum alloy sheet surface；
S5, drying and processing：Aluminum alloy sheet in step S4 is taken out and is placed in drying unit, drying aluminum alloy sheet surface
Nickel, fluorine solution residual.
Preferably, nickel fluorine solution used by step S4 anodizeds, the wherein concentration of nickel solution are 140-160g/
L, the concentration of fluorine solution is 25-40g/L.
Preferably, the operation temperature of step S4 Anodic Oxidations processing is 25-50 DEG C, reaction time 15-35min.
Compared with prior art, the beneficial effects of the invention are as follows：This easy-formation air conditioner heat radiator aluminum alloy sheet and its preparation
Method, can be close by two group aluminum alloy pieces by fastener using the neck and stopper slot being provided between upper and lower two bodies
It is combined together, while the groove being provided between aluminum alloy sheet makes the grafting of connection pillar in a groove, can effectively be dissipated
Heat, epoxy resin layer is scribbled on aluminum alloy sheet surface can effectively prevent the corrosion of aluminum alloy sheet, and be prepared in aluminum alloy sheet
During by anodized in the oxide layer that aluminum alloy surface is formed alloy matrix aluminum can be prevented neutral and weak
It is not corroded further in acid solution, plays a part of protecting aluminium alloy, improve the service life of aluminium alloy.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is body construction schematic diagram of the present invention；
Fig. 3 is fastener structural representation of the present invention.
In figure：1 body, 2 installation grooves, 3 connection pillars, 4 necks, 5 limited blocks, 6 grooves, 7 fasteners, 8 grafting blocks.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
Embodiment 1
The present invention provides a kind of easy-formation air conditioner heat radiator aluminum alloy sheet, including body 1, the upper surface of body 1 are provided with
Installation groove 2, and installation groove 2 is no less than 3 groups, the lower surface of body 1 is provided with groove 6, and the surface of body 1 scribbles epoxy
Resin bed, the left and right sides of body 1 are equipped with neck 4, and the left and right sides wall of body 1 is equipped with stopper slot 5, the neck
4 and stopper slot 5 be no less than 6 groups, connected between two bodies 1 by fastener 7, the surface of fastener 7 is provided with grafting block
8, connection pillar 3 is plugged with by groove 6 inside the body 1.
Present invention also offers a kind of preparation method of easy-formation air conditioner heat radiator aluminum alloy sheet, following step is specifically included
Suddenly：
S1, raw material forging before repair wound：It is raw material from qualified oxidation aluminium ingot, by the folding on raw material surface, burr, splits
Line is polished, repaiies wound, is placed in crucible and is heated to 700-900 degree raw material and be fused into liquid, standby；
S2, die cast：Liquid aluminium alloy in step S1 is injected into pressure chamber, and pressure chamber pressure is adjusted to 15-
Between 100MPA, liquid aluminium alloy is injected into the die cavity of punching block with the speed of 20-50 meter per seconds by pressure chamber, die cast；
S3, defect repair：Will be tiny inside aluminium alloy using cold welding pattching by the aluminium alloy of die cast in step S2
Stomata and sand holes are repaired, and the fine particle that aluminum alloy sheet outer surface is formed in casting process carries out polishing reparation；
S4, anodized：Aluminum alloy sheet after step S3 is repaired is immersed in nickel fluorine solution, wherein nickel solution
Concentration is 145g/L, and the concentration of fluorine solution is 30g/L, and operation temperature is 25-50 DEG C, reaction time 15-35min, by straight
Flow electrolysis and form layer of oxide layer on aluminum alloy sheet surface；
S5, drying and processing：Aluminum alloy sheet in step S4 is taken out and is placed in drying unit, drying aluminum alloy sheet surface
Nickel, fluorine solution residual.
Embodiment 2
The present invention provides a kind of easy-formation air conditioner heat radiator aluminum alloy sheet, including body 1, the upper surface of body 1 are provided with
Installation groove 2, and installation groove 2 is no less than 3 groups, the lower surface of body 1 is provided with groove 6, and the surface of body 1 scribbles epoxy
Resin bed, the left and right sides of body 1 are equipped with neck 4, and the left and right sides wall of body 1 is equipped with stopper slot 5, the neck
4 and stopper slot 5 be no less than 6 groups, connected between two bodies 1 by fastener 7, the surface of fastener 7 is provided with grafting block
8, connection pillar 3 is plugged with by groove 6 inside the body 1.
Present invention also offers a kind of preparation method of easy-formation air conditioner heat radiator aluminum alloy sheet, following step is specifically included
Suddenly：
S1, raw material forging before repair wound：It is raw material from qualified oxidation aluminium ingot, by the folding on raw material surface, burr, splits
Line is polished, repaiies wound, is placed in crucible and is heated to 750-850 degree raw material and be fused into liquid, standby；
S2, die cast：Liquid aluminium alloy in step S1 is injected into pressure chamber, and pressure chamber pressure is adjusted to 25-
Between 90MPA, liquid aluminium alloy is injected into the die cavity of punching block with the speed of 25-45 meter per seconds by pressure chamber, die cast；
S3, defect repair：Will be tiny inside aluminium alloy using cold welding pattching by the aluminium alloy of die cast in step S2
Stomata and sand holes are repaired, and the fine particle that aluminum alloy sheet outer surface is formed in casting process carries out polishing reparation；
S4, anodized：Aluminum alloy sheet after step S3 is repaired is immersed in nickel fluorine solution, wherein nickel solution
Concentration is 150g/L, and the concentration of fluorine solution is 35g/L, and operation temperature is 27-44 DEG C, reaction time 20-40min, by straight
Flow electrolysis and form layer of oxide layer on aluminum alloy sheet surface；
S5, drying and processing：Aluminum alloy sheet in step S4 is taken out and is placed in drying unit, drying aluminum alloy sheet surface
Nickel, fluorine solution residual.
Embodiment 3
The present invention provides a kind of easy-formation air conditioner heat radiator aluminum alloy sheet, including body 1, the upper surface of body 1 are provided with
Installation groove 2, and installation groove 2 is no less than 3 groups, the lower surface of body 1 is provided with groove 6, and the surface of body 1 scribbles epoxy
Resin bed, the left and right sides of body 1 are equipped with neck 4, and the left and right sides wall of body 1 is equipped with stopper slot 5, the neck
4 and stopper slot 5 be no less than 6 groups, connected between two bodies 1 by fastener 7, the surface of fastener 7 is provided with grafting block
8, connection pillar 3 is plugged with by groove 6 inside the body 1.
Present invention also offers a kind of preparation method of easy-formation air conditioner heat radiator aluminum alloy sheet, following step is specifically included
Suddenly：
S1, raw material forging before repair wound：It is raw material from qualified oxidation aluminium ingot, by the folding on raw material surface, burr, splits
Line is polished, repaiies wound, is placed in crucible and is heated to 780-820 degree raw material and be fused into liquid, standby；
S2, die cast：Liquid aluminium alloy in step S1 is injected into pressure chamber, and pressure chamber pressure is adjusted to 40-
Between 85MPA, liquid aluminium alloy is injected into the die cavity of punching block with the speed of 30-40 meter per seconds by pressure chamber, die cast；
S3, defect repair：Will be tiny inside aluminium alloy using cold welding pattching by the aluminium alloy of die cast in step S2
Stomata and sand holes are repaired, and the fine particle that aluminum alloy sheet outer surface is formed in casting process carries out polishing reparation；
S4, anodized：Aluminum alloy sheet after step S3 is repaired is immersed in nickel fluorine solution, wherein nickel solution
Concentration is 155g/L, and the concentration of fluorine solution is 40g/L, and operation temperature is 28-42 DEG C, reaction time 25-35min, by straight
Flow electrolysis and form layer of oxide layer on aluminum alloy sheet surface；
S5, drying and processing：Aluminum alloy sheet in step S4 is taken out and is placed in drying unit, drying aluminum alloy sheet surface
Nickel, fluorine solution residual.
In summary, compared with prior art, it is an advantage of the invention that：The stopper slot and sheet that wall is provided with left and right sides of body
The neck that body surface face is provided with, it can make closely to connect between two bodies by fastener, meanwhile, in the preparation process of aluminum alloy sheet
In by anodized, piece top layer can be enabled aluminum alloy to and form oxide layer, oxide layer aluminium alloy can be prevented neutral and
Corrosion in weakly acidic solution, play a part of protecting aluminium alloy, epoxy resin layer, Neng Gouyou are scribbled simultaneously in aluminum alloy surface
The corrosion for preventing aluminium alloy of effect, improve the service life of aluminium alloy.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of easy-formation air conditioner heat radiator aluminum alloy sheet, including body（1）, it is characterised in that：The body（1）Open upper surface
There is installation groove（2）, the body（1）Lower surface is provided with groove（6）, the body（1）The left and right sides is equipped with neck（4）,
The body（1）Left and right sides wall is equipped with stopper slot（5）, two bodies（1）Between pass through fastener（7）Connection, it is described
Fastener（7）Surface is provided with grafting block（8）, the body（1）Inside passes through groove（6）It is plugged with connection pillar（3）.
A kind of 2. easy-formation air conditioner heat radiator aluminum alloy sheet according to claim 1, it is characterised in that：The installation groove
（2）No less than 3 groups.
A kind of 3. easy-formation air conditioner heat radiator aluminum alloy sheet according to claim 1, it is characterised in that：The neck（4）
And stopper slot（5）It is no less than 6 groups.
A kind of 4. easy-formation air conditioner heat radiator aluminum alloy sheet according to claim 1, it is characterised in that：The body（1）
Surface scribbles epoxy resin layer.
A kind of 5. easy-formation air conditioner heat radiator aluminum alloy sheet preparation method according to claim 1, it is characterised in that：Specifically
Comprise the following steps：
S1, raw material forging before repair wound：It is raw material from qualified oxidation aluminium ingot, the folding on raw material surface, burr, crackle is entered
Row polishing, wound is repaiied, raw material is placed in crucible and is heated to 700-900 degree be fused into liquid, it is standby；
S2, die cast：Liquid aluminium alloy in step S1 is injected into pressure chamber, and pressure chamber pressure is adjusted to 15-
Between 100MPA, liquid aluminium alloy is injected into the die cavity of punching block with the speed of 20-50 meter per seconds by pressure chamber, die cast；
S3, defect repair：The aluminium alloy of die cast in step S2 is utilized into cold welding pattching by the tiny stomata inside aluminium alloy
Repaired with sand holes, and the fine particle that aluminum alloy sheet outer surface is formed in casting process carries out polishing reparation；
S4, anodized：Aluminum alloy sheet after step S3 is repaired is immersed in nickel fluorine solution, is existed by direct current solution
Aluminum alloy sheet surface forms layer of oxide layer；
S5, drying and processing：Aluminum alloy sheet in step S4 is taken out and is placed in drying unit, drying aluminum alloy sheet surface
Nickel, fluorine solution residual.
A kind of 6. easy-formation air conditioner heat radiator aluminum alloy sheet preparation method according to claim 5, it is characterised in that：Step
Nickel fluorine solution used by S4 anodizeds, the wherein concentration of nickel solution are 140-160g/L, and the concentration of fluorine solution is 25-
40g/L。
A kind of 7. easy-formation air conditioner heat radiator aluminum alloy sheet preparation method according to claim 5, it is characterised in that：Step
The operation temperature of S4 Anodic Oxidations processing is 25-50 DEG C, reaction time 15-35min.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610431604.0A CN105855499B (en) | 2016-06-17 | 2016-06-17 | A kind of easy-formation air conditioner heat radiator aluminum alloy sheet and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610431604.0A CN105855499B (en) | 2016-06-17 | 2016-06-17 | A kind of easy-formation air conditioner heat radiator aluminum alloy sheet and preparation method thereof |
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| CN105855499A CN105855499A (en) | 2016-08-17 |
| CN105855499B true CN105855499B (en) | 2017-12-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108968637A (en) * | 2017-06-02 | 2018-12-11 | 九阳股份有限公司 | Cast the manufacturing method of cookware |
| CN108512096A (en) * | 2018-06-06 | 2018-09-07 | 滁州继保电气科技有限公司 | A kind of radiator structure of power distribution cabinet and preparation method thereof |
| CN114141484B (en) * | 2021-12-09 | 2024-02-09 | 保定新胜冷却设备有限公司 | High heat exchange efficiency air cooler suitable for strong corrosion environment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4009780A1 (en) * | 1990-03-27 | 1991-10-02 | Behr Gmbh & Co | Refrigerant condenser with flattened tubes - has header tank formed by extruded section brazed to header plate |
| CN101509731A (en) * | 2009-03-06 | 2009-08-19 | 华南理工大学 | Special-shaped microchannel and exterior corrugated fin integration molding heat exchanger |
| CN201697523U (en) * | 2010-06-01 | 2011-01-05 | 东莞市翰胜金属制品有限公司 | Radiating fin structure |
| CN103229014A (en) * | 2010-05-28 | 2013-07-31 | 丰田自动车株式会社 | Heat exchanger and method for manufacturing same |
| CN203364645U (en) * | 2013-05-31 | 2013-12-25 | 深圳市三维机电设备有限公司 | Cooling fin automatic production structure |
-
2016
- 2016-06-17 CN CN201610431604.0A patent/CN105855499B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4009780A1 (en) * | 1990-03-27 | 1991-10-02 | Behr Gmbh & Co | Refrigerant condenser with flattened tubes - has header tank formed by extruded section brazed to header plate |
| CN101509731A (en) * | 2009-03-06 | 2009-08-19 | 华南理工大学 | Special-shaped microchannel and exterior corrugated fin integration molding heat exchanger |
| CN103229014A (en) * | 2010-05-28 | 2013-07-31 | 丰田自动车株式会社 | Heat exchanger and method for manufacturing same |
| CN201697523U (en) * | 2010-06-01 | 2011-01-05 | 东莞市翰胜金属制品有限公司 | Radiating fin structure |
| CN203364645U (en) * | 2013-05-31 | 2013-12-25 | 深圳市三维机电设备有限公司 | Cooling fin automatic production structure |
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