CN204348356U - Middle strength thermal resistant aluminium alloy shaped overhead conductors - Google Patents
Middle strength thermal resistant aluminium alloy shaped overhead conductors Download PDFInfo
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- CN204348356U CN204348356U CN201520092486.6U CN201520092486U CN204348356U CN 204348356 U CN204348356 U CN 204348356U CN 201520092486 U CN201520092486 U CN 201520092486U CN 204348356 U CN204348356 U CN 204348356U
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Abstract
The utility model discloses strength thermal resistant aluminium alloy shaped overhead conductors in one, it is by the heat-resisting circular aluminum alloy core wire (1) of internal layer, the heat-resisting trapezoidal aluminium alloy monofilament (2) in intermediate layer and outer field heat-resisting circular aluminum alloy filaments (3) is stranded forms, and the cross sectional shape of heat-resisting trapezoidal aluminium alloy monofilament (2) is trapezoidal; The heat-resisting trapezoidal aluminium alloy monofilament (2) in intermediate layer divides 1 ~ 5 layer of concentric stranding from inside to outside around heat-resisting circular aluminum alloy core wire (1), and the quantity of every layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is at least 6.The utility model is a kind of novel aerial condutor, fill up domestic market blank, have AC resistance little, without electromagnetic induction loss, the advantage such as line loss is low and creep-resistant property good, line-sag not easily changes, to have than the more advantage of al-mg-si high-strength aluminum alloy and production technology is easy, cost is low, efficiency is high.
Description
Technical field
The utility model relates to strength thermal resistant aluminium alloy shaped overhead conductors in a kind of electric power overhead wire, particularly one.
Background technology
Domestic general based on ACSR with high strength aluminium wires in application high-strength aluminum alloy process, be applied in Great span, heavy icing area.All aluminium alloy twisted wire was also having certain application in recent years, but due to its conductance low, large-scale popularization application also there is certain difficulty.Two kinds of aluminium alloy wire kind LHA1, LHA2 in China wire standard GB/T1179-2008 are high-strength aluminum alloy, conductance is respectively 52.5%IACS and 53%IACS, compared with the conductance 61%IACS of the hard-drawn aluminium wire LY9 adopted with steel reinforced aluminium conductor ACSR, when same wire cross section, its D.C. resistance will increase about 15%, when by same current, its resistance loss is corresponding increase about 15% also.Middle intensity all aluminium alloy twisted wire has that resistance loss is low, sag characteristic good, without the feature such as magnetic hysteresis loss, overload performance be good, therefore, one of middle intensity all aluminium alloy twisted wire main line kind probably becoming aerial condutor future development, but occur there are no Related product in the market.
Utility model content
Technical problem to be solved in the utility model is to provide that a kind of resistance loss is low, sag characteristic good, without magnetic hysteresis loss, middle strength thermal resistant aluminium alloy shaped overhead conductors that overload performance is good, thus to fill a hole in the market, and overcomes above-mentioned the deficiencies in the prior art.
For solving the problems of the technologies described above, the technical solution of the utility model is as follows:
Middle strength thermal resistant aluminium alloy shaped overhead conductors, it is by the heat-resisting circular aluminum alloy core wire of internal layer, the heat-resisting trapezoidal aluminium alloy monofilament in intermediate layer and outer field heat-resisting circular aluminum alloy filaments is mutually stranded forms, the cross sectional shape of the heat-resisting trapezoidal aluminium alloy monofilament in intermediate layer is trapezoidal, and the heat-resisting circular aluminum alloy core wire of internal layer and the cross sectional shape of outer field heat-resisting circular aluminum alloy filaments are circle; The heat-resisting trapezoidal aluminium alloy monofilament in intermediate layer divides 1 ~ 5 layer of concentric stranding from inside to outside around heat-resisting circular aluminum alloy core wire, and the quantity of every layer of heat-resisting trapezoidal aluminium alloy monofilament is at least 6.
Above-mentioned middle strength thermal resistant aluminium alloy shaped overhead conductors, preferably, the heat-resisting trapezoidal aluminium alloy monofilament in intermediate layer be point 1 layer of concentric stranding around heat-resisting circular aluminum alloy core wire, the quantity of heat-resisting trapezoidal aluminium alloy monofilament is 6.
Aforesaid middle strength thermal resistant aluminium alloy shaped overhead conductors, preferably, the heat-resisting trapezoidal aluminium alloy monofilament in intermediate layer divides 2 layers of concentric stranding from inside to outside around heat-resisting circular aluminum alloy core wire, the quantity of the 1st layer of heat-resisting trapezoidal aluminium alloy monofilament is 6, and the quantity of the 2nd layer of heat-resisting trapezoidal aluminium alloy monofilament is 12.
Aforesaid middle strength thermal resistant aluminium alloy shaped overhead conductors, preferably, the heat-resisting trapezoidal aluminium alloy monofilament in intermediate layer divides 3 layers of concentric stranding from inside to outside around heat-resisting circular aluminum alloy core wire, the quantity of the 1st layer of heat-resisting trapezoidal aluminium alloy monofilament is 6, the quantity of the 2nd layer of heat-resisting trapezoidal aluminium alloy monofilament is 12, and the quantity of the 3rd layer of heat-resisting trapezoidal aluminium alloy monofilament is 18.
Aforesaid middle strength thermal resistant aluminium alloy shaped overhead conductors, preferably, the heat-resisting trapezoidal aluminium alloy monofilament in intermediate layer divides 4 layers of concentric stranding from inside to outside around heat-resisting circular aluminum alloy core wire, the quantity of the 1st layer of heat-resisting trapezoidal aluminium alloy monofilament is 6, the quantity of the 2nd layer of heat-resisting trapezoidal aluminium alloy monofilament is 12, the quantity of the 3rd layer of heat-resisting trapezoidal aluminium alloy monofilament is 18, and the quantity of the 4th layer of heat-resisting trapezoidal aluminium alloy monofilament is 24.
Aforesaid middle strength thermal resistant aluminium alloy shaped overhead conductors, preferably, the heat-resisting trapezoidal aluminium alloy monofilament in intermediate layer divides 5 layers of concentric stranding from inside to outside around heat-resisting circular aluminum alloy core wire, the quantity of the 1st layer of heat-resisting trapezoidal aluminium alloy monofilament is 6, the quantity of the 2nd layer of heat-resisting trapezoidal aluminium alloy monofilament is 12, the quantity of the 3rd layer of heat-resisting trapezoidal aluminium alloy monofilament is 18, and the quantity of the 4th layer of heat-resisting trapezoidal aluminium alloy monofilament is 24, and the quantity of the 5th layer of heat-resisting trapezoidal aluminium alloy monofilament is 30.
Beneficial effect: compared with prior art, the utility model is a kind of novel aerial condutor, fill up domestic market blank, it has the high conductivity of 63%IACS, intensity is 240 ~ 250MPa, want high by 40 ~ 50% with common duralumin single line specific strength, there is AC resistance little, continue convenient and simple, lose without electromagnetic induction, line loss is low and creep-resistant property good, the advantages such as line-sag not easily changes, there is advantage more more than al-mg-si high-strength aluminum alloy, this alloy wire is the aluminium alloy wire of non-heat treated, so production technology is easy, cost is low, efficiency is high.Long-term service temperature of the present utility model is 150 DEG C, and temperature can reach 180 DEG C in short-term, allows that ampacity is 1.4 ~ 1.5 times of same specification plain conductor continuously, and adopt all aluminium alloy silk, weight, tensile strength is 1.5 times of the steel reinforced aluminium conductor to kind of specification.
Accompanying drawing explanation
Fig. 1 is 1+6 structural representation of the present utility model;
Fig. 2 is 1+6+12 structural representation of the present utility model;
Fig. 3 is 1+6+12+18 structural representation of the present utility model;
Fig. 4 is the 1+6+12+18+24 structural representation of utility model;
Fig. 5 is the 1+6+12+18+24+30 structural representation of utility model;
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Embodiment
Embodiment 1: as shown in Figure 1, by the heat-resisting circular aluminum alloy core wire 1 of internal layer, the heat-resisting trapezoidal aluminium alloy monofilament 2 in intermediate layer with outer field heat-resisting circular aluminum alloy filaments 3 is stranded forms, the cross section of the heat-resisting circular aluminum alloy core wire 1 of internal layer is circular, heat-resisting trapezoidal aluminium alloy monofilament 2 cross section in intermediate layer is trapezoidal, and outer field heat-resisting circular aluminum alloy filaments 3 cross section is circular.Heat-resisting trapezoidal aluminium alloy monofilament 2 points of 1 layer of concentric strandings are around heat-resisting circular aluminum alloy core wire 1, and the quantity of every 1 layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 6.
Embodiment 2: as shown in Figure 2, by the heat-resisting circular aluminum alloy core wire 1 of internal layer, the heat-resisting trapezoidal aluminium alloy monofilament 2 in intermediate layer with outer field heat-resisting circular aluminum alloy filaments 3 is stranded forms, the cross section of the heat-resisting circular aluminum alloy core wire 1 of internal layer is circular, heat-resisting trapezoidal aluminium alloy monofilament 2 cross section in intermediate layer is trapezoidal, and outer field heat-resisting circular aluminum alloy filaments 3 cross section is circular.Heat-resisting trapezoidal aluminium alloy monofilament 2 divides 2 layers of concentric stranding from inside to outside around heat-resisting circular aluminum alloy core wire 1, and the quantity of the 1st layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 6, and the quantity of the 2nd layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 12.
Embodiment 3: as shown in Figure 3, by the heat-resisting circular aluminum alloy core wire 1 of internal layer, the heat-resisting trapezoidal aluminium alloy monofilament 2 in intermediate layer and outer field heat-resisting circular aluminum alloy filaments 3 is stranded forms, the cross section of the heat-resisting circular aluminum alloy core wire 1 of internal layer is circular, heat-resisting trapezoidal aluminium alloy monofilament 2 cross section in intermediate layer is trapezoidal, outer field heat-resisting circular aluminum alloy filaments 3 cross section is circular, heat-resisting trapezoidal aluminium alloy monofilament 2 divides 3 layers of concentric stranding from inside to outside around heat-resisting circular aluminum alloy core wire 1, the quantity of the 1st layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 6, the quantity of the 2nd layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 12, the quantity of the 3rd layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 18.
Embodiment 4: as shown in Figure 4, by the heat-resisting circular aluminum alloy core wire 1 of internal layer, the heat-resisting trapezoidal aluminium alloy monofilament 2 in intermediate layer with outer field heat-resisting circular aluminum alloy filaments 3 is stranded forms, the cross section of the heat-resisting circular aluminum alloy core wire 1 of internal layer is circular, heat-resisting trapezoidal aluminium alloy monofilament 2 cross section in intermediate layer is trapezoidal, and outer field heat-resisting circular aluminum alloy filaments 3 cross section is circular.Heat-resisting trapezoidal aluminium alloy monofilament 2 divides 4 layers of concentric stranding from inside to outside around heat-resisting circular aluminum alloy core wire 1, the quantity of the 1st layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 6, the quantity of the 2nd layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 12, and the quantity of the 3rd layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 18.The quantity of the 4th layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 24.
Embodiment 5: as shown in Figure 5, by the heat-resisting circular aluminum alloy core wire 1 of internal layer, the heat-resisting trapezoidal aluminium alloy monofilament 2 in intermediate layer with outer field heat-resisting circular aluminum alloy filaments 3 is stranded forms, the cross section of the heat-resisting circular aluminum alloy core wire 1 of internal layer is circular, heat-resisting trapezoidal aluminium alloy monofilament 2 cross section in intermediate layer is trapezoidal, and outer field heat-resisting circular aluminum alloy filaments 3 cross section is circular.Heat-resisting trapezoidal aluminium alloy monofilament 2 divides 5 layers of concentric stranding from inside to outside around heat-resisting circular aluminum alloy core wire 1, the quantity of the 1st layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 6, the quantity of the 2nd layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 12, the quantity of the 3rd layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 18, the quantity of the 4th layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 24, and the quantity of the 5th layer of heat-resisting trapezoidal aluminium alloy monofilament 2 is 30.
Execution mode of the present utility model is not limited to above-described embodiment, and the various changes made under the prerequisite not departing from the utility model aim all belong within protection range of the present utility model.
Claims (6)
1. strength thermal resistant aluminium alloy shaped overhead conductors in, it is characterized in that: by the heat-resisting circular aluminum alloy core wire (1) of internal layer, the heat-resisting trapezoidal aluminium alloy monofilament (2) in intermediate layer with outer field heat-resisting circular aluminum alloy filaments (3) is mutually stranded forms, the cross sectional shape of the heat-resisting trapezoidal aluminium alloy monofilament (2) in intermediate layer is trapezoidal; The heat-resisting circular aluminum alloy core wire (1) of internal layer and the cross sectional shape of outer field heat-resisting circular aluminum alloy filaments (3) are circle; The heat-resisting trapezoidal aluminium alloy monofilament (2) in intermediate layer divides 1 ~ 5 layer of concentric stranding from inside to outside around the heat-resisting circular aluminum alloy core wire (1) of internal layer, and the quantity of every layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is at least 6.
2. middle strength thermal resistant aluminium alloy shaped overhead conductors according to claim 1, it is characterized in that: heat-resisting trapezoidal aluminium alloy monofilament (2) point 1 layer of concentric stranding in described intermediate layer is around heat-resisting circular aluminum alloy core wire (1), and the quantity of heat-resisting trapezoidal aluminium alloy monofilament (2) is 6.
3. middle strength thermal resistant aluminium alloy shaped overhead conductors according to claim 1, it is characterized in that: the heat-resisting trapezoidal aluminium alloy monofilament (2) in described intermediate layer divides 2 layers of concentric stranding from inside to outside around heat-resisting circular aluminum alloy core wire (1), the quantity of the 1st layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is 6, and the quantity of the 2nd layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is 12.
4. middle strength thermal resistant aluminium alloy shaped overhead conductors according to claim 1, it is characterized in that: the heat-resisting trapezoidal aluminium alloy monofilament (2) in described intermediate layer divides 3 layers of concentric stranding from inside to outside around heat-resisting circular aluminum alloy core wire (1), the quantity of the 3rd layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is 6, the quantity of the 2nd layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is 12, and the quantity of the 3rd layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is 18.
5. middle strength thermal resistant aluminium alloy shaped overhead conductors according to claim 1, it is characterized in that: the heat-resisting trapezoidal aluminium alloy monofilament (2) in described intermediate layer divides 4 layers of concentric stranding from inside to outside around heat-resisting circular aluminum alloy core wire (1), the quantity of the 1st layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is 6, the quantity of the 2nd layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is 12, the quantity of the 3rd layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is 18, and the quantity of the 4th layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is 24.
6. middle strength thermal resistant aluminium alloy shaped overhead conductors according to claim 1, it is characterized in that: the heat-resisting trapezoidal aluminium alloy monofilament (2) in described intermediate layer divides 5 layers to be centripetally stranded in heat-resisting circular aluminum alloy core wire (1) around from inside to outside, the quantity of the 1st layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is 6, the quantity of the 2nd layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is 12, the quantity of the 3rd layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is 18, the quantity of the 4th layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is 24, the quantity of the 5th layer of heat-resisting trapezoidal aluminium alloy monofilament (2) is 30.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520092486.6U CN204348356U (en) | 2015-02-03 | 2015-02-03 | Middle strength thermal resistant aluminium alloy shaped overhead conductors |
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| CN201520092486.6U CN204348356U (en) | 2015-02-03 | 2015-02-03 | Middle strength thermal resistant aluminium alloy shaped overhead conductors |
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| CN204348356U true CN204348356U (en) | 2015-05-20 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104616724A (en) * | 2015-02-03 | 2015-05-13 | 贵州星天电线电缆有限公司 | Moderate-strength abnormally-shaped heat-resistant aluminum alloy overhead conductor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104616724A (en) * | 2015-02-03 | 2015-05-13 | 贵州星天电线电缆有限公司 | Moderate-strength abnormally-shaped heat-resistant aluminum alloy overhead conductor |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20200203 |