CN106205866A - The processing method of wave duct in the alloy composite conductor of a kind of copper aluminum interface - Google Patents
The processing method of wave duct in the alloy composite conductor of a kind of copper aluminum interface Download PDFInfo
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- CN106205866A CN106205866A CN201610610328.4A CN201610610328A CN106205866A CN 106205866 A CN106205866 A CN 106205866A CN 201610610328 A CN201610610328 A CN 201610610328A CN 106205866 A CN106205866 A CN 106205866A
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- copper
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/023—Alloys based on aluminium
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/026—Alloys based on copper
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Abstract
The invention belongs to transmission pressure preparing technical field, in the alloy composite conductor of a kind of copper aluminum interface, the processing method of wave duct, comprises the following steps: 1) pretreatment 2) suit end socket 3) drawing 4) interface cohesion 5) extrusion cladding 6) drawing and moulding 7) surface process 8) inspection warehouse-in.In the alloy composite conductor of copper aluminum interface of the present invention, wave duct has increased considerably the electric conductivity of conductor inner surface, reduces temperature rise during current-carrying loading, good radiating convection function, it is ensured that the long load operation of big electric current tubulose bus safety in production.
Description
Technical field
The invention belongs to transmission pressure preparing technical field, wave duct in the alloy composite conductor of a kind of copper aluminum interface
Processing method.
Background technology
It is known that natural resources is non-renewable, but some natural resourcess are as the demand of socio-economic development
Consume constantly, the today how to accelerate at economic development paces, the production of environment-friendly products can be met rationally and effectively
Demand, can save and reduce again the consumption of natural resources, and this is the big problem that development in Hi-Tech is faced period.China is lean
The country of copper richness bauxite resource, commercial bronze major part is from external import, and bauxite resource production capacity surplus.Country is interior in order to disappear in recent years
The superfluous aluminum production capacity of consumption, Ministry of Industry and Information strengthens utilization and extention bauxite resource innovative product, goes stock, drops production capacity.How to make full use of aluminum money
The advantage in source carrys out saving copper resource, develops with aluminum for copper novel high-efficiency and energy-saving conductor material, for the deposit wound of country's copper resource
Making condition, this is imperative, is also that we make great efforts to realize.
Summary of the invention
It is an object of the invention to provide a kind of high current amount, big electric current, load heat dispersion more preferably, in special tubulose bus duct
The processing method of wave duct in the alloy composite conductor of copper aluminum interface.
In order to realize foregoing invention purpose, technical scheme is specific as follows:
The processing method of wave duct in the alloy composite conductor of a kind of copper aluminum interface, it is characterised in that comprise the following steps:
1) pretreatment: remove aluminum tube surfaces oxide layer, the spiral plucking of alignment, clean with water the most standby；Cleaning copper pipe inner wall oxide
Thing, copper pipe inwall plucking stings, and cleans with water clean, and alignment is standby；
2) suit end socket: after pretreatment, aluminum pipe is penetrated in copper pipe, standby after the end socket of two ends, obtain Cu-Al bimetal
Blank；
3) drawing: by Cu-Al bimetal blank drawing to seamless rear standby, obtain non-oxidation Cu-Al bimetal blank；
4) interface cohesion: during non-oxidation Cu-Al bimetal blank is placed under the vacuum environment that vacuum is 0.01-0.02MPa
Frequency generator heats hot melt, obtains Mao Pintong aluminum interface alloy；
5) extrusion cladding: Mao Pintong aluminum interface alloy extrusion cladding molding web in proportion；
6) drawing and moulding: the molding web compound by calendering, with mould drawing shaping, separated time scale, makes the copper of all size
Aluminum interface alloy composite bus；
7) surface processes: by the copper aluminum interface alloy composite bus surface finish after drawing and moulding, passivation drying and processing；
8) inspection warehouse-in: pack warehouse-in after quality inspection is qualified.
Preferably, in described aluminum pipe, aluminum mass percent is not less than 99.7%.
Preferably, in described copper pipe, copper mass percent is not less than 99.9%.
Preferably, copper pipe inwall plucking thorn 3-5 micron in step 1.
Preferably, in step 4, the frequency of described medium-frequency generator is 350-450Hz.
Preferably, in step 4, the copper pipe in described non-oxidation Cu-Al bimetal blank is heated to 550-650 DEG C, and aluminum pipe adds
Heat is to 700-850 DEG C.
Using the processing method of wave duct in this copper aluminum interface alloy composite conductor to produce, to prepare copper aluminum interface alloy multiple
Close wave duct in conductor.
In the method have the benefit that interior wave duct bus, wave spread area water conservancy diversion amount synchronizes consistent with outer through surface water conservancy diversion amount,
Efficient auxiliary cross section big electric current current-carrying, more preferably, temperature rise ratio rectangular bus bar during current-carrying loading reduces load heat dispersion
61%, 1 year loss 3m/kW.h of electric energy, than rectangular bus bar saves energy 45%.Ripple in the alloy composite conductor of copper aluminum interface of the present invention
Pipe has increased considerably the electric conductivity of conductor inner surface, reduces temperature rise during current-carrying loading, good radiating convection merit
Can, it is ensured that the long load operation of big electric current tubulose bus safety in production.
Detailed description of the invention
Below in conjunction with embodiment, present disclosure is described in further detail.
The processing method of wave duct in the alloy composite conductor of a kind of copper aluminum interface, it is characterised in that comprise the following steps:
1) pretreatment: selecting GB/T1196 GB aluminium, aluminum content is not less than 99.7% high-quality aluminium bar conductive material, removes
Aluminum tube surfaces oxide layer, the spiral plucking of alignment, clean with water the most standby；Selecting GB/T5231 GB copper material, copper content is not less than
The high-quality oxygen-free copper tubing of 99.9%, clears up copper pipe inner wall oxide thing, and copper pipe inwall plucking stings, and cleans with water clean, and alignment is standby；
2) suit end socket: after pretreatment, aluminum pipe is penetrated in copper pipe, standby after the end socket of two ends, obtain Cu-Al bimetal
Blank；
3) drawing: by Cu-Al bimetal blank drawing to seamless, prevent secondary oxidation, obtain non-oxidation Cu-Al bimetal base
Material；
4) interface cohesion: non-oxidation Cu-Al bimetal blank is placed under nitrogen atmosphere medium-frequency generator (Yangzhou, Jiangsu China electricity
Electric Applicance Co., Ltd produce ZGF-III type intermediate frequency high voltage direct current generator) or the induction furnace of frequency conversion in be hot melt to wink
Between form interface alloy, thus reach disposably to form permanent metallurgical binding, i.e. obtain Mao Pintong aluminum interface alloy, control frequency
Rate is 350-450Hz, and the copper pipe in non-oxidation Cu-Al bimetal blank is heated to 550-650 DEG C, and aluminum pipe is heated to 700-850
℃；
5) extrusion cladding: heating, the web of extrusion cladding molding by a certain percentage, makes full use of external force inside, and internal aluminum pipe is subject to
Hot swollen stress of outwards splashing, plasticity compression copper aluminum, reach the combination of maximum intensity；
6) drawing and moulding: by the Cu-AL pipe material of extrusion cladding molding, inner wall surface further utilizes the Standard Module of band ripple
Drawing shaping, separated time scale, make wave duct bus in the copper aluminum interface alloy composite conductor of all size；
7) surface processes: by the copper aluminum interface alloy composite bus surface finish after drawing and moulding, passivation drying and processing；
8) inspection warehouse-in: pack warehouse-in after quality inspection is qualified.
Although reference be made herein to invention has been described for the explanatory embodiment of the present invention, and above-described embodiment is only this
Bright preferably embodiment, embodiments of the present invention are also not restricted to the described embodiments, it should be appreciated that people in the art
Member can be designed that a lot of other amendments and embodiment, and these amendments and embodiment will fall in principle disclosed in the present application
Within scope and spirit.
Claims (7)
1. the processing method of wave duct in a copper aluminum interface alloy composite conductor, it is characterised in that comprise the following steps:
1) pretreatment: remove aluminum tube surfaces oxide layer, the spiral plucking of alignment, clean with water the most standby；Cleaning copper pipe inner wall oxide
Thing, copper pipe inwall plucking stings, and cleans with water clean, and alignment is standby；
2) suit end socket: after pretreatment, aluminum pipe is penetrated in copper pipe, standby after the end socket of two ends, obtain Cu-Al bimetal
Blank；
3) drawing: by Cu-Al bimetal blank drawing to seamless rear standby, obtain non-oxidation Cu-Al bimetal blank；
4) interface cohesion: during non-oxidation Cu-Al bimetal blank is placed under the vacuum environment that vacuum is 0.01-0.02MPa
Frequency generator heats hot melt, obtains Mao Pintong aluminum interface alloy；
5) extrusion cladding: Mao Pintong aluminum interface alloy extrusion cladding molding web in proportion；
6) drawing and moulding: the molding web compound by calendering, with mould drawing shaping, separated time scale, makes the copper of all size
Aluminum interface alloy composite bus；
7) surface processes: by the copper aluminum interface alloy composite bus surface finish after drawing and moulding, passivation drying and processing；
8) inspection warehouse-in: pack warehouse-in after quality inspection is qualified.
The processing method of wave duct in the alloy composite conductor of copper aluminum interface the most according to claim 1, it is characterised in that: described aluminum
In pipe, aluminum mass percent is not less than 99.7%.
The processing method of wave duct in the alloy composite conductor of copper aluminum interface the most according to claim 1, it is characterised in that: described copper
In pipe, copper mass percent is not less than 99.9%.
The processing method of wave duct in the alloy composite conductor of copper aluminum interface the most according to claim 1, it is characterised in that: step 1
Middle copper pipe inwall plucking thorn 3-5 micron.
The processing method of wave duct in the alloy composite conductor of copper aluminum interface the most according to claim 1, it is characterised in that: step 4
In, the frequency of described medium-frequency generator is 350-450Hz.
The processing method of wave duct in the alloy composite conductor of copper aluminum interface the most according to claim 1, it is characterised in that: step 4
In, the copper pipe in described non-oxidation Cu-Al bimetal blank is heated to 550-650 DEG C, and aluminum pipe is heated to 700-850 DEG C.
The processing method of wave duct in the alloy composite conductor of copper aluminum interface the most according to claim 1, it is characterised in that: use institute
State ripple in the processing method of wave duct produces the copper aluminum interface alloy composite conductor prepared in the alloy composite conductor of copper aluminum interface
Pipe.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610610328.4A CN106205866A (en) | 2016-07-29 | 2016-07-29 | The processing method of wave duct in the alloy composite conductor of a kind of copper aluminum interface |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655035A (en) * | 2016-12-28 | 2017-05-10 | 汉舟四川铜铝复合科技有限公司 | Copper aluminum interface alloy composite conductor internal wave tube used in tubular bus duct |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102303216A (en) * | 2011-08-26 | 2012-01-04 | 孙华侨 | Method for producing copper-clad aluminum bar |
| CN102682917A (en) * | 2011-03-07 | 2012-09-19 | 吴江市中信科技有限公司 | Production process for copper cladding aluminum busbar |
-
2016
- 2016-07-29 CN CN201610610328.4A patent/CN106205866A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102682917A (en) * | 2011-03-07 | 2012-09-19 | 吴江市中信科技有限公司 | Production process for copper cladding aluminum busbar |
| CN102303216A (en) * | 2011-08-26 | 2012-01-04 | 孙华侨 | Method for producing copper-clad aluminum bar |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655035A (en) * | 2016-12-28 | 2017-05-10 | 汉舟四川铜铝复合科技有限公司 | Copper aluminum interface alloy composite conductor internal wave tube used in tubular bus duct |
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Application publication date: 20161207 |