CN205692580U - A kind of fine pith flexibility aluminum stranded conductor - Google Patents
A kind of fine pith flexibility aluminum stranded conductor Download PDFInfo
- Publication number
- CN205692580U CN205692580U CN201620642006.3U CN201620642006U CN205692580U CN 205692580 U CN205692580 U CN 205692580U CN 201620642006 U CN201620642006 U CN 201620642006U CN 205692580 U CN205692580 U CN 205692580U
- Authority
- CN
- China
- Prior art keywords
- aluminum
- stranded
- layer
- aluminum steel
- scroll
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Non-Insulated Conductors (AREA)
Abstract
A kind of fine pith flexibility aluminum stranded conductor, there is heart yearn, the aluminum line that point multilamellar is stranded is had outside heart yearn, aluminum steel in every layer is all scroll aluminum line, each layer scroll aluminum steel is on the same face of cylinder respectively, the strand of adjacent layer scroll aluminum steel is on the contrary, the pitch diameter ratio of outermost layer scroll aluminum steel is 3.5 ~ 4.5, the pitch diameter ratio of other layer of scroll aluminum steel is 6.5 ~ 8.5, above-mentioned heart yearn is seven twisted wires stranded by seven aluminum single lines or by the stranded multi cord of many seven described twisted wires, aluminum steel in above-mentioned every layer is seven described twisted wires, seven twisted wires of adjacent layer twist on the contrary.Aluminum steel of the present utility model is that the line footpath of aluminum single line can be 1.3 millimeter, and the flexibility of the small-pitch aluminum stranded wire made is higher to two kind of seven different twisted wires by seven stranded skeining of aluminum single line, is a kind of fine pith flexibility aluminum stranded conductor.This fine pith flexibility aluminum stranded conductor can meet controller switching equipment electric terminal when connecting to the requirement that small-pitch aluminum stranded wire is flexible.
Description
Technical field
This utility model relates in a kind of high voltage substation and high-voltage convertor station, the aluminum strand that high-tension distribution equipment connects
Line, in particularly a kind of high voltage substation and high-voltage convertor station, the aluminum steel of the aluminum stranded conductor that high-tension distribution equipment connects.
Background technology
Aluminum stranded conductor is cable stranded on many aluminum steel crosswise wire stranders.Conveying high-pressure electricity in high-voltage fence
Cable needs bigger cross section, and the cable of conveying high-pressure electricity is the cylindrical aluminium stranded by many aluminum steel point multilamellars
Twisted wire, the cable of usual conveying high-pressure electricity has 4 ~ 8 layers.Have heart yearn at the axis of aluminum stranded conductor, heart yearn can be aluminum single line, 2 ~ 7
Multi cord that root aluminum single line is stranded or steel wire twisted wire, in aluminum stranded conductor, the aluminum steel in outer every layer of heart yearn is all scroll aluminum steel,
Every layer of scroll aluminum steel of aluminum stranded conductor is on the same face of cylinder, the strand of adjacent layer scroll aluminum steel on the contrary, every layer of scroll
The pitch of aluminum steel is i.e. the pitch of this layer of aluminum stranded conductor.
In grid, aluminum stranded conductor is between the high tension electric tower being erected at grid when stretching, this
The pitch diameter ratio planting aluminum stranded conductor is 10 ~ 17, and pitch is relatively big, and the rigidity of aluminum stranded conductor is relatively big, and bending radius is relatively big, is adapted as at height
The cable being erected between high tension electric tower in pressure conveying electrical network uses.
In high voltage substation and high-voltage convertor station, need between the electric terminal of high-tension distribution equipment to use and high-voltage fence
In cable same cross-sectional aluminum stranded conductor be connected, the distance between the electric terminal of high-tension distribution equipment is less, some high pressure
Movement is had, it is desirable to connecting aluminum stranded conductor and have certain flexibility, bending radius is less between controller switching equipment operationally electric terminal,
Bend to little curved after not wire jumper, indeformable, do not go out set, smooth surface rounding, Stability Analysis of Structures.
Use, prior art is connected in order to adapt to the electric terminal of high-tension distribution equipment in high voltage substation and high-voltage convertor station
In, Chinese patent ZL 2,010 1 0107849.0 discloses a kind of small-pitch aluminum stranded wire and preparation method thereof.This fine pith aluminum twists
Line is the small-pitch aluminum stranded wire organizing making with aluminum steel on crosswise wire strander, and small-pitch aluminum stranded wire has heart yearn, have outside heart yearn point more than
The aluminum steel that layer is stranded, the aluminum steel in every layer is all scroll aluminum steel, and each layer scroll aluminum steel is on the same face of cylinder respectively, phase
The strand of adjacent bed scroll aluminum steel is on the contrary, and the pitch diameter ratio of outermost layer scroll aluminum steel is 3.5 ~ 4.5, other layer of scroll aluminum steel
Pitch diameter ratio be 6.5 ~ 8.5.
The step making above-mentioned small-pitch aluminum stranded wire is: coring line and aluminum steel, the fine pith made on crosswise wire strander
Aluminum stranded conductor, when stranded outermost layer aluminum stranded conductor, enter after the string holes of distributor plate excircle is drawn the aluminum steel of wire parallel module entrance with
Angle between the heart yearn entering wire parallel module entrance drawn by central siphon is 45 ° ~ 63 °, when stranded other layer of aluminum stranded conductor, from separated time
The string holes of plate excircle enters the aluminum steel of wire parallel module entrance and draws from central siphon between the heart yearn entering wire parallel module entrance after drawing
Angle be 35 ° ~ 50 °.
The pitch diameter ratio of the small-pitch aluminum stranded wire outermost layer scroll aluminum steel being fabricated to is 3.5 ~ 4.5, other layer of scroll
The pitch diameter ratio of aluminum steel is 6.5 ~ 8.5.The pitch diameter ratio of small-pitch aluminum stranded wire is less, and pitch is less, and bending radius is less, substantially
Adapt to high-tension distribution equipment in high voltage substation and high-voltage convertor station electric terminal connect and use.
Development and progress along with high-tension distribution equipment technology, it is desirable to flexible preferably aluminum stranded conductor is in order to meet controller switching equipment
The connection of electric terminal.Aluminum steel in above-mentioned small-pitch aluminum stranded wire of the prior art is aluminum single line, and line footpath is 3 millimeter,
The flexibility of the small-pitch aluminum stranded wire produced is not the highest, it is impossible to meet controller switching equipment electric terminal when connecting to fine pith aluminum
The requirement that twisted wire is flexible.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned deficiency, proposes one and can meet controller switching equipment electric terminal even
Fine pith flexibility aluminum stranded conductor to small-pitch aluminum stranded wire flexibility requirements when connecing.
Fine pith flexibility aluminum stranded conductor has heart yearn, has the aluminum steel that point multilamellar is stranded outside heart yearn, and the aluminum steel in every layer is all helical
Shape aluminum steel, each layer scroll aluminum steel is on the same face of cylinder respectively, the strand of adjacent layer scroll aluminum steel on the contrary, outermost layer spiral shell
The pitch diameter ratio of linear aluminum steel is 3.5 ~ 4.5, and the pitch diameter ratio of other layer of scroll aluminum steel is 6.5 ~ 8.5, above-mentioned heart yearn be by
Seven twisted wires that seven aluminum single lines are stranded or by the stranded multi cord of many seven described twisted wires, in above-mentioned every layer
Aluminum steel is seven described twisted wires, and seven twisted wires of adjacent layer twist on the contrary.
This utility model can make by the method making small-pitch aluminum stranded wire in above-mentioned prior art.Except for the difference that with seven
The stranded skeining of root aluminum single line replaces aluminum steel of the prior art to different two kind of seven twisted wire, time stranded, allows seven strands of adjacent layer
Line twists on the contrary.
Heart yearn of the present utility model is seven twisted wires stranded by seven aluminum single lines or by many seven described twisted wires
Stranded multi cord, described aluminum steel is by seven stranded twisting to seven different twisted wires, the seven of adjacent layer of aluminum single line
Twisted wire twists on the contrary, and the line footpath of aluminum single line can be 1.3 millimeter, and the flexibility of the small-pitch aluminum stranded wire made is higher, is one
Plant fine pith flexibility aluminum stranded conductor.This fine pith flexibility aluminum stranded conductor can meet controller switching equipment electric terminal when connecting to fine pith
The requirement that aluminum stranded conductor is flexible.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings, the utility model is further described.
Fig. 1 is that the cross section of three layers of fine pith flexibility aluminum stranded conductor with stranded four strands of four seven twisted wires as heart yearn shows
It is intended to；
Fig. 2 is the schematic cross-section of four layers of fine pith flexibility aluminum stranded conductor with seven twisted wires as heart yearn；
Fig. 3 is that the cross section of four layers of fine pith flexibility aluminum stranded conductor with the stranded compenzine of three seven twisted wires as heart yearn shows
It is intended to；
Fig. 4 is the schematic cross-section of five layers of fine pith flexibility aluminum stranded conductor with seven twisted wires as heart yearn；
Fig. 5 is that the cross section of five layers of fine pith flexibility aluminum stranded conductor with stranded four strands of four seven twisted wires as heart yearn shows
It is intended to；
Fig. 6 is the schematic cross-section of six layers of fine pith flexibility aluminum stranded conductor with seven twisted wires as heart yearn.
Detailed description of the invention
According to the difference of fine pith flexibility aluminum stranded conductor conductive section to be produced, making fine pith flexibility aluminum stranded conductor
Time, the line footpath of the aluminum single line used and the core structure of fine pith flexibility aluminum stranded conductor, the twisted wire number of plies and the root of every layer of seven twisted wire
Number difference.
In Fig. 1 ~ Fig. 6, fine pith flexibility aluminum stranded conductor has heart yearn, and heart yearn can be seven strands stranded by seven aluminum single lines
Line 1, it is also possible to be the stranded multi cords 2,3 of three or four seven described twisted wires, have the aluminum that point multilamellar is stranded outside heart yearn
Line 4, the aluminum steel in every layer is all scroll aluminum steel, and each layer scroll aluminum steel is on the same face of cylinder respectively, adjacent layer helical
The strand of shape aluminum steel is on the contrary, and the pitch diameter ratio of outermost layer scroll aluminum steel is 3.5 ~ 4.5, the lay ratio of other layer of scroll aluminum steel
Value is 6.5 ~ 8.5, and the aluminum steel in above-mentioned every layer is seven twisted wires 5 stranded by seven aluminum single lines, seven twisted wire strands of adjacent layer
To on the contrary.
In Fig. 1, fine pith flexibility aluminum stranded conductor heart yearn is the multi cord that four seven twisted wires are stranded, and stranded outside heart yearn have three
Layer seven twisted wire, the radical of each layer seven twisted wire is 9 respectively, 14,18, the line footpath of aluminum single line is 1.3 millimeters, and this fine pith flexibility aluminum twists
The cross section of line is 400 square millimeters.
In Fig. 2, fine pith flexibility aluminum stranded conductor heart yearn is seven twisted wires, and stranded outside heart yearn have four layer of seven twisted wire, each layer seven twisted wire
Radical be 6 respectively, 11,16,20, the line footpath of aluminum single line is 1.3 millimeters, and the cross section of this fine pith flexibility aluminum stranded conductor is 500 flat
Square millimeter.
In Fig. 3, fine pith flexibility aluminum stranded conductor heart yearn is the multi cord that three seven twisted wires are stranded, and stranded outside heart yearn have
Four layer of seven twisted wire, the radical of each layer seven twisted wire is 9 respectively, 14,19,24, the line footpath of aluminum single line is 1.3 millimeters, and this fine pith is soft
The cross section of property aluminum stranded conductor is 630 square millimeters.
In Fig. 4, fine pith flexibility aluminum stranded conductor heart yearn is seven twisted wires, and stranded outside heart yearn have five layer of seven twisted wire, and each layer seven twists
The radical of line is 6 respectively, 12,18,23,28, and the line footpath of aluminum single line is 1.3 millimeters, and the cross section of this fine pith flexibility aluminum stranded conductor is
800 square millimeters.
In Fig. 5, fine pith flexibility aluminum stranded conductor heart yearn is the multi cord that four seven twisted wires are stranded, and stranded outside heart yearn have five
Layer seven twisted wire, the radical of each layer seven twisted wire is 10 respectively, 16,22,26,30, the line footpath of aluminum single line is 1.3 millimeters, this fine pith
The cross section of flexible aluminum stranded conductor is 1000 square millimeters.
In Fig. 6, fine pith flexibility aluminum stranded conductor heart yearn is seven twisted wires, and stranded outside heart yearn have six layer of seven twisted wire, and each layer seven twists
The radical of line is 6 respectively, 12,18,23,28,33, and the line footpath of aluminum single line is 1.3 millimeters, the cross section of this fine pith flexibility aluminum stranded conductor
It it is 1120 square millimeters.
Claims (1)
1. a fine pith flexibility aluminum stranded conductor, has heart yearn, has the aluminum steel that point multilamellar is stranded outside heart yearn, and the aluminum steel in every layer is all spiral shell
Linear aluminum steel, each layer scroll aluminum steel is on the same face of cylinder respectively, the strand of adjacent layer scroll aluminum steel on the contrary, outermost layer
The pitch diameter ratio of scroll aluminum steel is 3.5 ~ 4.5, and the pitch diameter ratio of other layer of scroll aluminum steel is 6.5 ~ 8.5, it is characterised in that:
Above-mentioned heart yearn is seven twisted wires stranded by seven aluminum single lines or stranded many by many seven described twisted wires
Strand, the aluminum steel in above-mentioned every layer is seven described twisted wires, and seven twisted wires of adjacent layer twist on the contrary.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620642006.3U CN205692580U (en) | 2016-06-27 | 2016-06-27 | A kind of fine pith flexibility aluminum stranded conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620642006.3U CN205692580U (en) | 2016-06-27 | 2016-06-27 | A kind of fine pith flexibility aluminum stranded conductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205692580U true CN205692580U (en) | 2016-11-16 |
Family
ID=57425928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620642006.3U Active CN205692580U (en) | 2016-06-27 | 2016-06-27 | A kind of fine pith flexibility aluminum stranded conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205692580U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105931702A (en) * | 2016-06-27 | 2016-09-07 | 平高集团有限公司 | Fine-pitch flexible aluminum stranded wire and manufacturing method thereof |
-
2016
- 2016-06-27 CN CN201620642006.3U patent/CN205692580U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105931702A (en) * | 2016-06-27 | 2016-09-07 | 平高集团有限公司 | Fine-pitch flexible aluminum stranded wire and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104134483A (en) | Stranded carbon fiber composite core soft aluminum wire and fabrication method thereof | |
| CN107919182A (en) | Composite twisted wire conductor and the insulated electric conductor with the composite twisted wire conductor | |
| CN101783213B (en) | Method for manufacturing small-pitch aluminum stranded wire | |
| CN103559954A (en) | Second-type circular pressing conductor structure and twisting technology thereof | |
| CN203038691U (en) | Improved soft cable | |
| CN205692580U (en) | A kind of fine pith flexibility aluminum stranded conductor | |
| CN203165496U (en) | High frequency electrical concentric type compound stranding litz wire | |
| CN101635178A (en) | Shielded flexible cable with low-temperature torsion resistance used for wind-energy power generation and manufacturing method thereof | |
| CN105931702A (en) | Fine-pitch flexible aluminum stranded wire and manufacturing method thereof | |
| CN103779008A (en) | Macromolecule composite-fiber logging cable and preparation method thereof | |
| CN203179613U (en) | Flat elevator cable provided with twisted-pair communication wires | |
| CN101866714B (en) | Indoor compressed cable for digital communication and manufacturing method thereof | |
| CN201897984U (en) | Super multi-core ultrahigh speed elevator cable | |
| CN105913973A (en) | Beam filament machine branching plate group | |
| CN201611587U (en) | Small-pitch aluminum stranded conductor | |
| CN201336163Y (en) | Anti-torsion environment-resisting reinforced type soft cable used for engineering and machinery | |
| CN110544564B (en) | Outlet wire binding device for copper stranded wire | |
| CN209216611U (en) | A kind of construction ladder cable for building system | |
| CN105469898A (en) | Overhead low-loss data transmission line composite cable | |
| CN203026210U (en) | Composite flat cable for harbor | |
| CN111009348A (en) | Watertight load-bearing comprehensive special-shaped flat cable and production method thereof | |
| CN201946330U (en) | Medium-strength aluminium alloy stranded wire | |
| CN201975157U (en) | Self-supporting digital communication cable | |
| CN209843279U (en) | Aluminum alloy flexible stranded wire | |
| CN206040249U (en) | Tensile flat cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |