CN205810464U - Rated voltage 20kV and following middle strength aluminium alloy conductor overhead insulated cable - Google Patents
Rated voltage 20kV and following middle strength aluminium alloy conductor overhead insulated cable Download PDFInfo
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- CN205810464U CN205810464U CN201620727355.5U CN201620727355U CN205810464U CN 205810464 U CN205810464 U CN 205810464U CN 201620727355 U CN201620727355 U CN 201620727355U CN 205810464 U CN205810464 U CN 205810464U
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- conductor
- aluminium alloy
- insulated cable
- overhead insulated
- rated voltage
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Abstract
The utility model discloses a kind of rated voltage 20kV and following middle strength aluminium alloy conductor overhead insulated cable, including conductor layer, described conductor layer is externally provided with insulating barrier, described conductor layer uses conductivity to be that the middle strength aluminium alloy circular monofilaments of 58.5%IACS presses structure or molded line tangles structure with one heart, also include conductor shield and insulation screen, described conductor shield is located between conductor layer and insulating barrier, and described insulating barrier is externally provided with insulation screen, and it is stranded that multicore structure carries out clockwise.External diameter is little, do not use self-supporting strand core compared with steel-core-aluminium strand core overhead insulated cable for this utility model institute edge cable, can obviously reduce manufacturing enterprise's cost；And pull-off force lightweight, overall reaches equivalent specifications steel-core-aluminium strand core overhead insulated cable level.
Description
Technical field
This utility model belongs to technical field of wire cable manufacture, be specifically related to a kind of rated voltage 20kV and following in strong
Degree aluminium alloy conductor aerial insulated cable, particularly to strength aluminium alloy conductor material in one, is used for replacing steel-core-aluminium strand core
Aerial insulated cable.
Background technology
Finding in production process that the user of steel-core-aluminium strand core overhead insulated cable still compares many, the production of conductor does not but have
Relevant standard goes constraint, can only produce with reference to the relevant criterion of aerial bare line and aerial insulated cable, due at conductor
In compacting process, steel strand wires itself do not have deformation, aluminium wire or aluminum-alloy wire to be often embedded in steel strand wires substantially, if mould
Proportioning is improper, and the entirety of stable, the 20 DEG C of D.C. resistances and aerial cable product that will affect this body structure of cable is broken
The important indicators such as power.
Utility model content
Utility model purpose: the purpose of this utility model is to solve deficiency of the prior art, it is provided that a kind of employing
Conductivity is that the middle strength aluminium alloy monofilament of 58.5%IACS is stranded to be formed, and overall pull-off force can meet same specification steel-core-aluminium strand
The requirement of core overhead insulated cable, 20 DEG C of D.C. resistances can meet the requirement of same specification aluminium conductor, eliminates steel strand wires self-supporting
Cored structure, also alleviates cable deadweight simultaneously, increases the spacing of cable shaft tower, reduces the specified of substantial amounts of steel loss in laying
Voltage 20kV and following middle strength aluminium alloy conductor overhead insulated cable.
Technical scheme: a kind of rated voltage 20kV described in the utility model and following middle strength aluminium alloy conductor are built on stilts absolutely
Edge cable, including conductor layer, described conductor layer is externally provided with insulating barrier, and described conductor layer uses conductivity to be in 58.5%IACS
Strength aluminium alloy circular monofilaments presses structure or molded line tangles with one heart structure, it is stranded that multicore structure carries out clockwise, and outermost layer is outer right
To, and adjacent bed is contrary, 20 DEG C of resistance of this cable are equal with same cross section aluminum core, and overall pull-off force is equal with same cross section aluminum strand core.
Further, described insulating barrier uses weather resistant crosslinked polyethylene insulation material to be uniformly extruded on conductor.
Further, also include that conductor shield and insulation screen, described conductor shield are located at conductor layer and insulation
Between Ceng, described insulating barrier is externally provided with insulation screen.
Further, described conductor shield uses thermoplastics type or heat curing-type semiconductive shieldin material to be directly extruded in conductor
On.
Further, described insulating barrier uses crosslinked polyethylene insulation material to be uniformly extruded on conductor shield.
Further, described insulation screen uses and directly extrudes the semi-conductive layer combined closely with insulated wire cores.
Beneficial effect: the beneficial effects of the utility model are as follows:
(1) rated voltage 20kV and following middle strength aluminium alloy conductor overhead insulated cable twist core overhead insulating with steel-core-aluminium
Cable compares that external diameter is little, do not use self-supporting strand core, can obviously reduce manufacturing enterprise's cost；
(2) rated voltage 20kV and following middle strength aluminium alloy conductor overhead insulated cable, pull-off force lightweight, overall reaches
Can strengthen to equivalent specifications steel-core-aluminium strand core overhead insulated cable level, erection shaft tower distance, a large amount of shaft tower steel that reduce use
Amount, meets the needs of energy saving and cost lowering.
Accompanying drawing explanation
Fig. 1 is the conductor structure schematic diagram of one embodiment of this utility model；
Fig. 2 is the another kind of conductor structure schematic diagram of one embodiment of this utility model；
Fig. 3 is the multicore lay configuration schematic diagram of one embodiment of this utility model；
Fig. 4 is the conductor structure schematic diagram of another embodiment of this utility model；
Fig. 5 is the another kind of conductor structure schematic diagram of another embodiment of this utility model；
Fig. 6 is the multicore lay configuration schematic diagram of another embodiment of this utility model.
Detailed description of the invention
Below in conjunction with specific embodiments and the drawings, the technical solution of the utility model is described in further detail:
Embodiment 1
Strength aluminium alloy conductor overhead insulated cable in a kind of rated voltage 1kV as shown in Fig. 1 to Fig. 3, including conductor
Layer 1, described conductor layer 1 is externally provided with insulating barrier 3, the middle strength aluminium alloy circle that described conductor layer 1 uses conductivity to be 58.5%IACS
Shape monofilament presses structure (as shown in Figure 2) or molded line tangles with one heart structure (as shown in Figure 1), and use multicore structure to carry out clockwise
Stranded (as shown in Figure 3), the outer dextrad of outermost layer, and adjacent bed is contrary, 20 DEG C of resistance of this cable are equal with same cross section aluminum core, overall
Pull-off force is equal with same cross section aluminum strand core.Wherein said insulating barrier 3 uses weather resistant crosslinked polyethylene insulation material uniformly to extrude
On conductor.
Embodiment 2
Strength aluminium alloy conductor overhead insulated cable in a kind of rated voltage 10kV as shown in Fig. 4 to Fig. 6 or 20kV, bag
Including conductor layer 1, described conductor layer 1 is externally provided with conductor shield 2, and conductor shield 2 is externally provided with insulating barrier 3, and insulating barrier 3 is externally provided with
Insulation screen 4.The middle strength aluminium alloy circular monofilaments that described conductor layer 1 uses conductivity to be 58.5%IACS press structure (as
Shown in Fig. 5) or molded line tangle with one heart structure (as shown in Figure 4), and use multicore structure to carry out clockwise stranded (as shown in Figure 6),
The outer dextrad of outermost layer, and adjacent bed is contrary, 20 DEG C of resistance of this cable are equal with same cross section aluminum core, overall pull-off force and with cross section aluminum
Strand core is equal.
Further, described conductor shield 2 uses thermoplastics type or heat curing-type semiconductive shieldin material to be directly extruded in conductor
On.
Further, described insulating barrier 3 uses crosslinked polyethylene insulation material to be uniformly extruded on conductor shield 2.
Further, described insulation screen 4 uses and directly extrudes the semi-conductive layer combined closely with insulated wire cores.
Rated voltage 20kV described in the utility model and following middle strength aluminium alloy conductor overhead insulated cable series are produced
Product conductor is pressed by middle strength aluminium alloy circular monofilaments or molded line twists with one heart and processes, and has both had conventional aluminium core overhead insulating electricity
The conveying power performances of cable has again a steel-core-aluminium strand stronger mechanical performance of core overhead insulated cable, and lightweight, intensity is high, tool
Lay spacing little, security reliability high feature.May replace steel-core-aluminium strand core overhead insulated cable, there are saving steel, alleviate
The advantages such as cable deadweight, increase cable shaft tower distance.
Cable described in the utility model uses conductivity to be that the middle strength aluminium alloy monofilament of 58.5%IACS is stranded and forms,
Overall pull-off force can meet the requirement of same specification steel-core-aluminium strand core overhead insulated cable, and 20 DEG C of D.C. resistances can meet with rule
The requirement of lattice aluminium conductor.Eliminate steel strand wires self-supporting cored structure, also alleviate cable deadweight simultaneously, in laying, increase cable shaft tower
Spacing, reduce substantial amounts of steel loss.
The above, be only preferred embodiment of the present utility model, not this utility model is made any in form
Restriction, although this utility model is disclosed above with preferred embodiment, but is not limited to this utility model, any ripe
Know professional and technical personnel, in the range of without departing from technical solutions of the utility model, when in the technology of available the disclosure above
Hold and make a little change or be modified to the Equivalent embodiments of equivalent variations, as long as without departing from technical solutions of the utility model
Hold, any simple modification, equivalent variations and modification above example made according to technical spirit of the present utility model, the most still
Belong in the range of technical solutions of the utility model.
Claims (6)
1. rated voltage 20kV and following middle strength aluminium alloy conductor overhead insulated cable, it is characterised in that: include conductor
Layer (1), described conductor layer (1) is externally provided with insulating barrier (3), the middle intensity that described conductor layer (1) uses conductivity to be 58.5%IACS
Aluminium alloy circular monofilaments presses structure or molded line tangles with one heart structure, it is stranded that multicore structure carries out clockwise, the outer dextrad of outermost layer, and
Adjacent bed is contrary, and 20 DEG C of resistance of this cable are equal with same cross section aluminum core, and overall pull-off force is equal with same cross section aluminum strand core.
A kind of rated voltage 20kV the most according to claim 1 and following middle strength aluminium alloy conductor overhead insulated cable,
It is characterized in that: described insulating barrier (3) uses weather resistant crosslinked polyethylene insulation material to be uniformly extruded on conductor.
A kind of rated voltage 20kV the most according to claim 1 and following middle strength aluminium alloy conductor overhead insulated cable,
It is characterized in that: also include conductor shield (2) and insulation screen (4), described conductor shield (2) is located at conductor layer (1)
And between insulating barrier (3), described insulating barrier (3) is externally provided with insulation screen (4).
A kind of rated voltage 20kV the most according to claim 3 and following middle strength aluminium alloy conductor overhead insulated cable,
It is characterized in that: described conductor shield (2) uses thermoplastics type or heat curing-type semiconductive shieldin material to be directly extruded on conductor.
A kind of rated voltage 20kV the most according to claim 3 and following middle strength aluminium alloy conductor overhead insulated cable,
It is characterized in that: described insulating barrier (3) uses crosslinked polyethylene insulation material to be uniformly extruded on conductor shield (2).
A kind of rated voltage 20kV the most according to claim 3 and following middle strength aluminium alloy conductor overhead insulated cable,
It is characterized in that: described insulation screen (4) uses and directly extrudes the semi-conductive layer combined closely with insulated wire cores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620727355.5U CN205810464U (en) | 2016-07-12 | 2016-07-12 | Rated voltage 20kV and following middle strength aluminium alloy conductor overhead insulated cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620727355.5U CN205810464U (en) | 2016-07-12 | 2016-07-12 | Rated voltage 20kV and following middle strength aluminium alloy conductor overhead insulated cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205810464U true CN205810464U (en) | 2016-12-14 |
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ID=57510856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620727355.5U Active CN205810464U (en) | 2016-07-12 | 2016-07-12 | Rated voltage 20kV and following middle strength aluminium alloy conductor overhead insulated cable |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108269654A (en) * | 2016-12-30 | 2018-07-10 | 杭州电缆股份有限公司 | A kind of middle jewelling alloy overhead insulated cable and preparation method thereof |
-
2016
- 2016-07-12 CN CN201620727355.5U patent/CN205810464U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108269654A (en) * | 2016-12-30 | 2018-07-10 | 杭州电缆股份有限公司 | A kind of middle jewelling alloy overhead insulated cable and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: 226010 No. 1 South Road, Nantong economic and Technological Development Zone, Jiangsu, China Patentee after: Zhongtian Technology submarine cable Co., Ltd Address before: 226000 No. 1 Xin Kai Nan Road, Nantong economic and Technological Development Zone, Jiangsu Patentee before: ZHONGTAN TECHNOLOGY SUBMARINE CABLE Co.,Ltd. |
|
| CP03 | "change of name, title or address" |