CN204596443U - A kind of single core aluminium alloy cable - Google Patents
A kind of single core aluminium alloy cable Download PDFInfo
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- CN204596443U CN204596443U CN201520134736.8U CN201520134736U CN204596443U CN 204596443 U CN204596443 U CN 204596443U CN 201520134736 U CN201520134736 U CN 201520134736U CN 204596443 U CN204596443 U CN 204596443U
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Abstract
The utility model belongs to wire rod technical field, especially relates to a kind of single core aluminium alloy cable, and it is characterized in that the conductor that it includes at least one aluminium alloy and makes, conductor is coated with insulating barrier, insulating barrier has the identification strip different with insulating barrier color; The material of described insulating barrier is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or polyvinyl chloride or polytetrafluoroethylene or nylon or Polyurethane or thermoplastic elastomer (TPE).Cable weight of the present utility model is lighter, freight charges are lower, cheaper.
Description
Technical field
The utility model belongs to material and technical field of cables, especially relates to a kind of single core aluminium alloy cable.
Background technology
Aluminium alloy is a most widely used class non-ferrous metal structural material in industry, is used widely in Aeronautics and Astronautics, automobile, machine-building, boats and ships and chemical industry.Along with develop rapidly that is scientific and technical and industrial economy, the demand of aluminium alloy is increasing, and people also go deep into for the research of aluminium alloy thereupon.The extensive use of aluminium alloy facilitates the development of aluminium alloy in power industry, and the application of aluminium alloy has been expanded again in the development of power industry simultaneously.
Power cable is used to the resource of carrying and distributing electric energy, and its basic structure is made up of core, insulating barrier, screen, protective layer etc.Wherein, core is the current-carrying part of power cable, is used for transmission of electric energy, and it is the major part of power cable.Because copper has good conductivity, copper is widely used in the core of power cable.But along with the scarcity day by day of copper resource, and the content of aluminium is very abundant, replaces copper to receive the concern of researcher with aluminium, and therefore aluminium alloy becomes the focus of research as cable conductor.
Although up to now, in line cable industry, aluminium alloy is only widely used in overhead transmission line, along with the development of technology, aluminum or aluminum alloy cable will be widely applied in the line cable industry occupying the second largest industry of national economy.
In prior art, people have had more research, as name is called for the aluminium alloy that can be used for cable: Al-Fe-Ba-RE aluminium alloy and preparation method thereof with power cable, Authorization Notice No. is: the Chinese patent of CN102978448B; Name is called: Al-Fe-Si-B-RE aluminium alloy and preparation method thereof with power cable, Authorization Notice No. is: the Chinese patent of CN102978458B; Name is called: Al-Fe-Nb-RE aluminium alloy and preparation method thereof with power cable, Authorization Notice No. is: the Chinese patent of CN102978457B; Name is called: Al-Fe-Ti-RE aluminium alloy and preparation method thereof with power cable, Authorization Notice No. is: the Chinese patent of CN102978464B; Name is called: Al-Fe-W-RE aluminium alloy and preparation method thereof with power cable, Authorization Notice No. is: Chinese patent of CN102978468B etc., but the cable that aluminium alloy of the prior art is formed, performance parameter can't reach the requirement of line cable industry.
Utility model content
In order to solve the problem, the purpose of this utility model discloses a kind of aluminium alloy, discloses the cable using this aluminium alloy further; They realize by the following technical solutions.
A kind of aluminium alloy, is characterized in that it comprises: the silicon of 0.01 ~ 0.10wt%; The iron of 0.60 ~ 0.80wt%; The copper of 0.12 ~ 0.20wt%; The magnesium of 0.01 ~ 0.20wt%; The zinc of 0.01 ~ 0.05wt%; The boron of 0.01 ~ 0.03wt%; The gallium of 0.01 ~ 0.03wt%; The silver of 0.10 ~ 0.20wt%; The gold of 0.03 ~ 0.08wt%; The zirconium of 0.1 ~ 0.3wt%; The lithium of 0.001 ~ 0.003wt%; The chromium of 0.01 ~ 0.05wt%; The tungsten of 0.03 ~ 0.08wt%; The titanium of 0.01 ~ 0.03wt%; The strontium of 0.001 ~ 0.3wt%; The aluminium of surplus; Wherein magnesium silicon mass ratio is (1.70 ~ 1.80): 1.
A kind of aluminium alloy described above, is characterized in that described magnesium silicon mass ratio is 1.75:1.
A kind of single core aluminium alloy cable, it is characterized in that it includes at least one conductor be made up of aluminium alloy described above or aluminium alloy of the prior art, conductor is coated with insulating barrier, insulating barrier has the identification strip different with insulating barrier color; The material of described insulating barrier is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or polyvinyl chloride or polytetrafluoroethylene or nylon or Polyurethane or thermoplastic elastomer (TPE).
One list core aluminium alloy cable described above, is characterized in that it includes 28 conductors be made up of aluminium alloy described above or aluminium alloy of the prior art, wherein, there is first class conductor 1, have identical second class conductor 6, have identical 3rd class conductor 9, have identical 4th class conductor 12, first class conductor is positioned at central authorities and is positive hexagonal prism shape, and the cross section of first class conductor is regular hexagon, second class conductor is positioned at outside first class conductor and the lateral surface of all second class conductors is positioned on the same face of cylinder, the lateral surface of every root second class conductor is the part on the face of cylinder, the medial surface of every root second class conductor is plane and the length of side of medial surface is not more than the length of side of first class conductor, the medial surface of second class conductor and the side of first class conductor are affixed, and another of every root second class conductor is affixed with the side of other second class conductor respectively to side, 3rd class conductor is positioned at outside second class conductor and the lateral surface of all 3rd class conductors is positioned on the same face of cylinder, the lateral surface of every root the 3rd class conductor is the part on the face of cylinder, the medial surface of every root the 3rd class conductor is the part on the face of cylinder and the arc length of medial surface is not more than the arc length of the lateral surface of second class conductor, the medial surface of the 3rd class conductor and the lateral surface of second class conductor are affixed, another of every root the 3rd class conductor is affixed with the side of other the 3rd class conductor respectively to side, the radius of curvature of the 3rd class conductor medial surface is equal with the radius of curvature of second class conductor lateral surface, 4th class conductor is positioned at outside the 3rd class conductor and the lateral surface of all 4th class conductors is positioned on the same face of cylinder, the lateral surface of every root the 4th class conductor is the part on the face of cylinder, the medial surface of every root the 4th class conductor is the part on the face of cylinder and the arc length of medial surface is not more than the arc length of the lateral surface of the 3rd class conductor, the medial surface of the 4th class conductor and the lateral surface of the 3rd class conductor are affixed, another of every root the 4th class conductor is affixed with the side of other the 4th class conductor respectively to side, the radius of curvature of the 4th class conductor medial surface is equal with the radius of curvature of the 3rd class conductor lateral surface.
One list core aluminium alloy cable described above, is characterized in that described identification strip protrudes from insulating barrier or is embedded in insulating barrier.
A kind of aluminium alloy cable, is characterized in that it includes many single core aluminium alloy cables described above and the oversheath of many single core aluminium alloy cable integral coating being lived is formed; The color of the identification strip on any two single core aluminium alloy cables is different; Every root list core aluminium alloy cable all with oversheath phase inscribe, adjacent single core aluminium alloy cable is mutually circumscribed.
Add zirconium in aluminium alloy of the present utility model and aluminium forms ZrAl3 compound, hinder recrystallization process, refinement recrystal grain; The silver added, gold make the many conductances of aluminium conjunction greatly improve, close to the conductance of copper; Adding of chromium, tungsten, titanium, substantially increase the resistance to corrosion of aluminium alloy; Magnesium silicon mass ratio is (1.70 ~ 1.80): 1, ensure that the high 40 ~ 60MPa of intensity of the strength ratio fine aluminium of aluminium alloy.
Cable in the utility model, same ampacity, weight be only copper cable 34 ~ 40%, cost is only 45 ~ 55% of copper cable; Therefore, a large amount of freight charges, cost is saved.
Aluminium alloy of the present utility model has following main beneficial effect: conductance is higher, and resistance to corrosion is stronger, and intensity is higher, and cost is lower; Aluminium alloy cable has the advantages such as weight is lighter, freight charges are lower, cheaper.
Accompanying drawing explanation
Fig. 1 is the perspective view of the utility model list core aluminium alloy cable.
Fig. 2 is the cross-sectional structure schematic diagram after Fig. 1 amplifies.
Fig. 3 is the perspective view of the utility model aluminium alloy cable.
Fig. 4 is the cross-sectional structure schematic diagram after Fig. 3 amplifies.
Embodiment
Embodiment 1 is the embodiment of the utility model aluminium alloy, and embodiment 2 is the embodiment of the utility model list core aluminium alloy cable, and embodiment 3 is the embodiment of the utility model aluminium alloy cable.
embodiment 1
A kind of aluminium alloy, is characterized in that it comprises: the silicon of 0.01 ~ 0.10wt%; The iron of 0.60 ~ 0.80wt%; The copper of 0.12 ~ 0.20wt%; The magnesium of 0.01 ~ 0.20wt%; The zinc of 0.01 ~ 0.05wt%; The boron of 0.01 ~ 0.03wt%; The gallium of 0.01 ~ 0.03wt%; The silver of 0.10 ~ 0.20wt%; The gold of 0.03 ~ 0.08wt%; The zirconium of 0.1 ~ 0.3wt%; The lithium of 0.001 ~ 0.003wt%; The chromium of 0.01 ~ 0.05wt%; The tungsten of 0.03 ~ 0.08wt%; The titanium of 0.01 ~ 0.03wt%; The strontium of 0.001 ~ 0.3wt%; The aluminium of surplus; Wherein magnesium silicon mass ratio is (1.70 ~ 1.80): 1.
A kind of aluminium alloy described above, is characterized in that described magnesium silicon mass ratio is 1.75:1.
embodiment 2
Ask for an interview Fig. 1 and Fig. 2, a kind of single core aluminium alloy cable 1, it is characterized in that it includes at least one conductor be made up of the aluminium alloy described in embodiment 1 or aluminium alloy of the prior art, conductor is coated with insulating barrier 15, insulating barrier has the identification strip different with insulating barrier color; The material of described insulating barrier is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or polyvinyl chloride or polytetrafluoroethylene or nylon or Polyurethane or thermoplastic elastomer (TPE).
One list core aluminium alloy cable 1 described above, is characterized in that it includes 28 conductors be made up of aluminium alloy described above or aluminium alloy of the prior art, wherein, there is first class conductor 11 totally 1, have identical second class conductor 12 totally 6, have identical 3rd class conductor 13 totally 9, have identical 4th class conductor 14 totally 12, first class conductor is positioned at central authorities and is positive hexagonal prism shape, and the cross section of first class conductor is regular hexagon, second class conductor is positioned at outside first class conductor and the lateral surface of all second class conductors is positioned on the same face of cylinder, the lateral surface of every root second class conductor is the part on the face of cylinder, the medial surface of every root second class conductor is plane and the length of side of medial surface is not more than the length of side of first class conductor, the medial surface of second class conductor and the side of first class conductor are affixed, and another of every root second class conductor is affixed with the side of other second class conductor respectively to side, 3rd class conductor is positioned at outside second class conductor and the lateral surface of all 3rd class conductors is positioned on the same face of cylinder, the lateral surface of every root the 3rd class conductor is the part on the face of cylinder, the medial surface of every root the 3rd class conductor is the part on the face of cylinder and the arc length of medial surface is not more than the arc length of the lateral surface of second class conductor, the medial surface of the 3rd class conductor and the lateral surface of second class conductor are affixed, another of every root the 3rd class conductor is affixed with the side of other the 3rd class conductor respectively to side, the radius of curvature of the 3rd class conductor medial surface is equal with the radius of curvature of second class conductor lateral surface, 4th class conductor is positioned at outside the 3rd class conductor and the lateral surface of all 4th class conductors is positioned on the same face of cylinder, the lateral surface of every root the 4th class conductor is the part on the face of cylinder, the medial surface of every root the 4th class conductor is the part on the face of cylinder and the arc length of medial surface is not more than the arc length of the lateral surface of the 3rd class conductor, the medial surface of the 4th class conductor and the lateral surface of the 3rd class conductor are affixed, another of every root the 4th class conductor is affixed with the side of other the 4th class conductor respectively to side, the radius of curvature of the 4th class conductor medial surface is equal with the radius of curvature of the 3rd class conductor lateral surface.
One list core aluminium alloy cable described above, is characterized in that described identification strip includes the first identification strip 151 and the second identification strip 152, symmetrical and protrude from insulating barrier.
Certainly, one list core aluminium alloy cable described above, is characterized in that described identification strip also can be one or other many, not only can protrude from insulating barrier, can also be embedded in insulating barrier.
embodiment 3
Ask for an interview Fig. 3 and Fig. 4, a kind of aluminium alloy cable, it is characterized in that it includes the single core aluminium alloy cable 1 described in many embodiments 2 and is formed by the oversheath 2 that many single core aluminium alloy cable integral coating are lived; The color of the identification strip on any two single core aluminium alloy cables is different; Every root list core aluminium alloy cable all with oversheath phase inscribe, adjacent single core aluminium alloy cable is mutually circumscribed.
Add zirconium in aluminium alloy of the present utility model and aluminium forms ZrAl3 compound, hinder recrystallization process, refinement recrystal grain; The silver added, gold make the many conductances of aluminium conjunction greatly improve, close to the conductance of copper; Adding of chromium, tungsten, titanium, substantially increase the resistance to corrosion of aluminium alloy; Magnesium silicon mass ratio is (1.70 ~ 1.80): 1, ensure that the high 40 ~ 60MPa of intensity of the strength ratio fine aluminium of aluminium alloy.
Aluminium gold of the present utility model closes and has carried out contrast test with fine aluminium, fine copper, and fine aluminium conductance is about 65, and fine copper is about 101.5; And the conductance of aluminium alloy of the present utility model is 88.5; Being placed on PH is equally in the acidic aqueous solution of 5 20 days, the weightless < 1.5% of aluminium alloy of the present utility model; And the weightless > 5% of aluminium, copper; Being placed on PH is equally in the alkaline aqueous solution of 9 20 days, the weightless < 0.5% of aluminium alloy of the present utility model; And the weightless > 0.8% of aluminium, copper.
During aluminium gold of the present utility model closes, when magnesium silicon mass ratio is 1.70:1, intensity of aluminum alloy is than the intensity height about 40MPa of fine aluminium; When magnesium silicon mass ratio is 1.75:1, intensity of aluminum alloy is than the intensity height 60MPa of fine aluminium; When magnesium silicon mass ratio is 1.80:1, intensity of aluminum alloy is than the intensity height about 40MPa of fine aluminium; Magnesium silicon mass ratio is from 1.70:1 to 1.75:1, and intensity is in rising trend; Magnesium silicon mass ratio is from 1.75:1 to 1.80:1, and intensity is on a declining curve.
Cable in the utility model, same ampacity, weight be only copper cable 34 ~ 40%, cost is only 45 ~ 55% of copper cable; Therefore, a large amount of freight charges, cost is saved.
Aluminium alloy of the present utility model has following main beneficial effect: conductance is higher, and resistance to corrosion is stronger, and intensity is higher, and cost is lower; Aluminium alloy cable has the advantages such as weight is lighter, freight charges are lower, cheaper.
The utility model is not limited to above-mentioned preferred forms, and should be appreciated that design of the present utility model can be implemented to use by other various forms, they drop in protection range of the present utility model equally.
Claims (3)
1. a single core aluminium alloy cable, it is characterized in that the conductor that it includes at least one aluminium alloy and makes, conductor is coated with insulating barrier, insulating barrier has the identification strip different with insulating barrier color; The material of described insulating barrier is low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE) or low smoke and zero halogen polyethylene or polyvinyl chloride or polytetrafluoroethylene or nylon or Polyurethane or thermoplastic elastomer (TPE).
2. the single core aluminium alloy cable of one according to claim 1, is characterized in that the conductor that it includes 28 aluminium alloys and makes, wherein, there is first class conductor 1, have identical second class conductor 6, have identical 3rd class conductor 9, have identical 4th class conductor 12, first class conductor is positioned at central authorities and is positive hexagonal prism shape, and the cross section of first class conductor is regular hexagon, second class conductor is positioned at outside first class conductor and the lateral surface of all second class conductors is positioned on the same face of cylinder, the lateral surface of every root second class conductor is the part on the face of cylinder, the medial surface of every root second class conductor is plane and the length of side of medial surface is not more than the length of side of first class conductor, the medial surface of second class conductor and the side of first class conductor are affixed, and another of every root second class conductor is affixed with the side of other second class conductor respectively to side, 3rd class conductor is positioned at outside second class conductor and the lateral surface of all 3rd class conductors is positioned on the same face of cylinder, the lateral surface of every root the 3rd class conductor is the part on the face of cylinder, the medial surface of every root the 3rd class conductor is the part on the face of cylinder and the arc length of medial surface is not more than the arc length of the lateral surface of second class conductor, the medial surface of the 3rd class conductor and the lateral surface of second class conductor are affixed, another of every root the 3rd class conductor is affixed with the side of other the 3rd class conductor respectively to side, the radius of curvature of the 3rd class conductor medial surface is equal with the radius of curvature of second class conductor lateral surface, 4th class conductor is positioned at outside the 3rd class conductor and the lateral surface of all 4th class conductors is positioned on the same face of cylinder, the lateral surface of every root the 4th class conductor is the part on the face of cylinder, the medial surface of every root the 4th class conductor is the part on the face of cylinder and the arc length of medial surface is not more than the arc length of the lateral surface of the 3rd class conductor, the medial surface of the 4th class conductor and the lateral surface of the 3rd class conductor are affixed, another of every root the 4th class conductor is affixed with the side of other the 4th class conductor respectively to side, the radius of curvature of the 4th class conductor medial surface is equal with the radius of curvature of the 3rd class conductor lateral surface.
3., according to the single core aluminium alloy cable of one according to claim 1 or claim 2, it is characterized in that described identification strip protrudes from insulating barrier or is embedded in insulating barrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520134736.8U CN204596443U (en) | 2015-03-10 | 2015-03-10 | A kind of single core aluminium alloy cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520134736.8U CN204596443U (en) | 2015-03-10 | 2015-03-10 | A kind of single core aluminium alloy cable |
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| Publication Number | Publication Date |
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| CN204596443U true CN204596443U (en) | 2015-08-26 |
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| CN201520134736.8U Expired - Fee Related CN204596443U (en) | 2015-03-10 | 2015-03-10 | A kind of single core aluminium alloy cable |
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| CN (1) | CN204596443U (en) |
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- 2015-03-10 CN CN201520134736.8U patent/CN204596443U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150826 Termination date: 20160310 |
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| CF01 | Termination of patent right due to non-payment of annual fee |