CN106448835B - A kind of super-section cable water-blocking conductor - Google Patents
A kind of super-section cable water-blocking conductor Download PDFInfo
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- CN106448835B CN106448835B CN201611070251.2A CN201611070251A CN106448835B CN 106448835 B CN106448835 B CN 106448835B CN 201611070251 A CN201611070251 A CN 201611070251A CN 106448835 B CN106448835 B CN 106448835B
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- 239000004020 conductor Substances 0.000 title claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 230000035807 sensation Effects 0.000 claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- 239000003292 glue Substances 0.000 claims description 18
- 229910052802 copper Inorganic materials 0.000 claims description 17
- 239000010949 copper Substances 0.000 claims description 17
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 16
- 230000000903 blocking effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 8
- 238000001125 extrusion Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 14
- 238000005516 engineering process Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Processes Specially Adapted For Manufacturing Cables (AREA)
Abstract
The invention discloses a kind of super-section cable water-blocking conductor, including supporting-core, the first molded line layer is provided with the outside of supporting-core, it is characterized in that：First molded line layer includes the six roots of sensation the first molded line single line, and the flakiness ratio of each first molded line single line is 7.75:5.5, the six roots of sensation the first molded line single line is twisted with supporting-core.One aspect of the present invention, there is provided a kind of manufacture craft of heavy in section holotype cable architecture water-blocking conductor, disclosure satisfy that the demand of D.C. high voltage transmission；On the other hand, conductor block-water performance can be effectively improved, extends cable service life；Another further aspect, the performance of molded line single line is effectively increased, make it twisted more preferably, so as to improve block-water performance.
Description
Technical field
The present invention relates to a kind of super-section cable water-blocking conductor.
Background technology
In recent years, Technology of HVDC based Voltage Source Converter is fast-developing and the development of direct current cables technology then more lags, high voltage etc.
The development of level heavy in section direct current submarine cable is even more to turn into technological difficulties.
On the one hand, because submarine cable is laid in the seawater for a long time, therefore require more much higher than normal cable to blocking water, it is existing
There is the block-water effect of submarine cable poor, when particularly cable sustains damage, block water and do not reach requirement, long length cable will be caused
Scrap, cause heavy losses；On the other hand, the tensile property of existing molded line single line is poor, causes twisted effect bad, so that resistance
Water effect is poor；Another further aspect, to meet remote, Large Copacity, low-loss, efficient high-voltage direct-current transmission of electricity demand, it is necessary to
Manufacture and design the direct current submarine cable conductor of super-section, cross-sectional area of conductor is bigger, and structural stability and outer layer tight ness rating are more difficult to
Control.
Therefore those skilled in the art are directed to developing a kind of heavy in section direct current seabed that can effectively improve block-water effect
Cable water-blocking conductor.
The content of the invention
In view of the drawbacks described above of prior art, the technical problems to be solved by the invention, which are to provide one kind, effectively to be carried
The heavy in section direct current submarine cable conductor of high water resistant effect.
To achieve the above object, the invention provides a kind of super-section cable water-blocking conductor, including supporting-core, supporting-core
Outside be provided with the first molded line layer, it is characterized in that：First molded line layer includes the six roots of sensation the first molded line single line, each first molded line single line
Flakiness ratio be 7.75:5.5, the six roots of sensation the first molded line single line is twisted with supporting-core；
The second molded line layer is provided with the outside of first molded line layer, the second molded line layer includes 12 second molded line single lines, respectively
The flakiness ratio of second molded line single line is 6.7:5.2, the second molded line single line is twisted with the first molded line layer；
The 3rd molded line layer is provided with the outside of second molded line layer, the 3rd molded line layer includes 18 the 3rd molded line single lines, respectively
The flakiness ratio of 3rd molded line single line is 6.27:5.1, the 3rd molded line single line is twisted with the second molded line layer；
The 4th molded line layer is provided with the outside of 3rd molded line layer, the 4th molded line layer includes 24 the 4th molded line single lines,
The flakiness ratio of each 4th molded line single line is 5.94:4.7, the 4th molded line single line is twisted with the 3rd molded line layer；
It is provided with the 5th molded line layer on the outside of 4th molded line layer, the 5th line layer includes 30 the 5th molded line single lines, and each 5th
The flakiness ratio of molded line single line is 5.74:4.7, the 5th molded line single line is twisted with the 4th molded line layer；
The 6th molded line layer is provided with the outside of 5th molded line layer, the 6th molded line layer includes the molded line single line of 30 six roots of sensation the 6th,
The flakiness ratio of each 6th molded line single line is 5.59:4.59, the 6th molded line single line is twisted with the 5th molded line layer.
In order to further improve block-water effect, the six roots of sensation the first molded line single line and supporting-core reverse stranding；Second molded line single line
With the first molded line layer reverse stranding；3rd molded line single line and the second molded line layer reverse stranding；4th molded line single line and the 3rd molded line
Layer reverse stranding；5th molded line single line and the 4th molded line layer reverse stranding；6th molded line single line and the 5th molded line layer reverse stranding.
In order to further improve block-water effect, each first molded line single line, the second molded line single line, the 3rd molded line single line, the 4th
The outer surface of molded line single line, the 5th molded line single line and the 6th molded line single line is coated with the glue that blocks water.
For the ease of being twisted, combine each molded line single line even closer, improve block-water effect, the elongation of supporting-core is
33%~38%；Between the elongation of first molded line single line is 31%~34%；The elongation of second molded line single line be 33%~
Between 38%；Between the elongation of 3rd molded line single line is 34%~36%；The elongation of 4th molded line single line be 31%~
Between 35%；Between the elongation of 5th molded line single line is 37%~40%；The elongation of 6th molded line single line be 31%~
Between 34%.
In order to improve block-water effect, water blocking layer is provided between each molded line layer.
A kind of method for manufacturing super-section cable water-blocking conductor, comprises the following steps：
Step 1) is extruded into supporting-core by extruder, coats the glue that blocks water on supporting-core while extruding.
It is 7.75 that the six roots of sensation the first molded line single line and supporting-core reverse stranding are formed flakiness ratio by step 2):5.5 the first type
Line layer.
It is 6.7 that 12 second molded line single lines and the first molded line layer reverse stranding are formed flakiness ratio by step 3):The of 5.2
Two molded line layers.
It is 6.27 that 18 the 3rd molded line single lines and the second molded line layer reverse stranding are formed flakiness ratio by step 4):5.1
3rd molded line layer.
It is 5.94 that 24 the 4th molded line single lines and the 3rd molded line layer reverse stranding are formed flakiness ratio by step 5):4.7
The 4th molded line layer.
It is 5.74 that 30 the 5th molded line single lines and the 4th molded line layer reverse stranding are formed flakiness ratio by step 6):4.7
5th molded line layer.
It is 5.59 that the molded line single line of 30 six roots of sensation of step 7) the 6th and the 5th molded line layer reverse stranding, which form flakiness ratio,:4.59
6th molded line layer.
For the ease of being twisted, combine each molded line single line even closer, improve block-water effect, the elongation of supporting-core is
33%~38%；Between the elongation of first molded line single line is 31%~34%；The elongation of second molded line single line be 33%~
Between 38%；Between the elongation of 3rd molded line single line is 34%~36%；The elongation of 4th molded line single line be 31%~
Between 35%；Between the elongation of 5th molded line single line is 37%~40%；The elongation of 6th molded line single line be 31%~
Between 34%.
Preferably, each molded line single line is coated with the glue that blocks water before twisted.
Preferably, supporting-core is to be extruded into copper bar using copper continuous extrusion machine with molded line single line, copper bar uses T1
Or TU1 levels.
Preferably, it is provided with water blocking layer between each molded line layer.
The beneficial effects of the invention are as follows：One aspect of the present invention, there is provided a kind of heavy in section holotype cable architecture water-blocking conductor
Manufacture craft, it disclosure satisfy that the demand of D.C. high voltage transmission；On the other hand, the performance of molded line single line is effectively increased, makes its strand
Close more preferably, conductor structure is closer, so as to improve block-water performance；Another further aspect, conductor block-water performance can be effectively improved,
Extend cable service life, reduce loss.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is partial enlargement structural representation at A in Fig. 1.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples：
Embodiment 1
As Figure 1-Figure 2, a kind of super-section cable water-blocking conductor, including supporting-core 1, the outside of supporting-core 1 are set
There is the first molded line layer 2, the first molded line layer 2 includes the six roots of sensation the first molded line single line 2a, and each first molded line single line 2a flakiness ratio is
7.75:5.5, the six roots of sensation the first molded line single line 2a are twisted with supporting-core 1.
The outside of first molded line layer 2 is provided with the second molded line layer 3, and the second molded line layer 3 includes 12 second molded line single lines
3a, each second molded line single line 3a flakiness ratio are 6.7:5.2, the second molded line single line 3a and the first molded line layer 2 are twisted.
The outside of second molded line layer 3 is provided with the 3rd molded line layer 4, and the 3rd molded line layer includes 18 the 3rd molded line single lines
4a, each 3rd molded line single line 4a flakiness ratio are 6.27:5.1, the 3rd molded line single line 4a and the second molded line layer 3 are twisted.
The outside of 3rd molded line layer 4 is provided with the 4th molded line layer 5, and the 4th molded line layer 5 includes 24 the 4th molded line lists
Line 5a, each 4th molded line single line 5a flakiness ratio are 5.94:4.7, the 4th molded line single line 5a and the 3rd molded line layer 4 are twisted.
The outside of 4th molded line layer 5 is provided with the 5th molded line layer 6, and the 5th line layer includes 30 the 5th molded line single line 6a, respectively
5th molded line single line 6a flakiness ratio is 5.74:4.7, the 5th molded line single line 6a and the 4th molded line layer 5 are twisted.
The outside of 5th molded line layer 6 is provided with the 6th molded line layer 7, and the 6th molded line layer 7 includes the molded line list of 30 six roots of sensation the 6th
Line 7a, each 6th molded line single line 7a flakiness ratio are 5.59:4.59, the 6th molded line single line 7a and the 5th molded line layer 6 are twisted.
In the present embodiment, the six roots of sensation the first molded line single line 2a and the reverse stranding of supporting-core 1；Second molded line single line 3a and the first type
The reverse stranding of line layer 2；3rd molded line single line 4a and the reverse stranding of the second molded line layer 3；4th molded line single line 5a and the 3rd molded line layer 4
Reverse stranding；5th molded line single line 6a and the reverse stranding of the 4th molded line layer 5；6th molded line single line 7a and the 5th molded line layer 6 are reverse
It is twisted.Each first molded line single line 2a, the second molded line single line 3a, the 3rd molded line single line 4a, the 4th molded line single line 5a, the 5th molded line list
Line 6a and the 6th molded line single line 7a outer surface are coated with the glue 8 that blocks water.Water blocking layer is provided between each molded line layer.This implementation
In example, it is gradually reduced from inside to outside per gap between stratotype line.This structure can ensure the stability and reliability of conductor structure,
The coating glue that blocks water can ensure the excellent block-water effect of conductor on every single line, while the twisted close structure of molded line and stably,
The net sectional area of conductor is added simultaneously.
The elongation of supporting-core 1 is 33%~38%；Between first molded line single line 2a elongation is 31%~34%；The
Between two molded line single line 3a elongation is 33%~38%；Between 3rd molded line single line 4a elongation is 34%~36%；
Between 4th molded line single line 5a elongation is 31%~35%；5th molded line single line 6a elongation be 37%~40% it
Between；Between 6th molded line single line 7a elongation is 31%~34%.In the present embodiment, the elongation of supporting-core 1 is 35%；The
Between one molded line single line 2a elongation is 32%；Between second molded line single line 3a elongation is 34%；3rd molded line single line
Between 4a elongation is 35%；Between 4th molded line single line 5a elongation is 32%；5th molded line single line 6a elongation
Between 38%；Between 6th molded line single line 7a elongation is 31.8%.
A kind of method for manufacturing super-section cable water-blocking conductor, comprises the following steps：
Step 1 is extruded into supporting-core by extruder, coats the glue that blocks water on supporting-core while extruding.
It is 7.75 that the six roots of sensation the first molded line single line and supporting-core reverse stranding are formed flakiness ratio by step 2:5.5 the first molded line
Layer.
It is 6.7 that 12 second molded line single lines and the first molded line layer reverse stranding are formed flakiness ratio by step 3:The of 5.2
Two molded line layers.
It is 6.27 that 18 the 3rd molded line single lines and the second molded line layer reverse stranding are formed flakiness ratio by step 4:The of 5.1
Three molded line layers.
It is 5.94 that 24 the 4th molded line single lines and the 3rd molded line layer reverse stranding are formed flakiness ratio by step 5:4.7
4th molded line layer.
It is 5.74 that 30 the 5th molded line single lines and the 4th molded line layer reverse stranding are formed flakiness ratio by step 6:The of 4.7
Five molded line layers.
It is 5.59 that the molded line single line of 30 six roots of sensation of step 7 the 6th and the 5th molded line layer reverse stranding, which form flakiness ratio,:4.59
6th molded line layer.Each molded line single line is coated with the glue that blocks water before twisted.Water blocking layer is provided between each molded line layer.
The elongation of supporting-core 1 is 35%；Between first molded line single line 2a elongation is 32%；Second molded line single line 3a
Elongation be 34% between；Between 3rd molded line single line 4a elongation is 35%；4th molded line single line 5a elongation is
Between 32%；Between 5th molded line single line 6a elongation is 38%；Between 6th molded line single line 7a elongation is 31.8%.
Supporting-core 1 is to be extruded into copper bar using copper continuous extrusion machine with molded line single line, and copper bar uses T1 or TU1 levels.
TU1 levels are used in the present embodiment.
Embodiment 2
As Figure 1-Figure 2, a kind of super-section cable water-blocking conductor, including supporting-core 1, the outside of supporting-core 1 are set
There is the first molded line layer 2, the first molded line layer 2 includes the six roots of sensation the first molded line single line 2a, and each first molded line single line 2a flakiness ratio is
7.75:5.5, the six roots of sensation the first molded line single line 2a are twisted with supporting-core 1.
The outside of first molded line layer 2 is provided with the second molded line layer 3, and the second molded line layer 3 includes 12 second molded line single lines
3a, each second molded line single line 3a flakiness ratio are 6.7:5.2, the second molded line single line 3a and the first molded line layer 2 are twisted.
The outside of second molded line layer 3 is provided with the 3rd molded line layer 4, and the 3rd molded line layer includes 18 the 3rd molded line single lines
4a, each 3rd molded line single line 4a flakiness ratio are 6.27:5.1, the 3rd molded line single line 4a and the second molded line layer 3 are twisted.
The outside of 3rd molded line layer 4 is provided with the 4th molded line layer 5, and the 4th molded line layer 5 includes 24 the 4th molded line lists
Line 5a, each 4th molded line single line 5a flakiness ratio are 5.94:4.7, the 4th molded line single line 5a and the 3rd molded line layer 4 are twisted.
The outside of 4th molded line layer 5 is provided with the 5th molded line layer 6, and the 5th line layer includes 30 the 5th molded line single line 6a, respectively
5th molded line single line 6a flakiness ratio is 5.74:4.7, the 5th molded line single line 6a and the 4th molded line layer 5 are twisted.
The outside of 5th molded line layer 6 is provided with the 6th molded line layer 7, and the 6th molded line layer 7 includes the molded line list of 30 six roots of sensation the 6th
Line 7a, each 6th molded line single line 7a flakiness ratio are 5.59:4.59, the 6th molded line single line 7a and the 5th molded line layer 6 are twisted.
In the present embodiment, the six roots of sensation the first molded line single line 2a and the reverse stranding of supporting-core 1；Second molded line single line 3a and the first type
The reverse stranding of line layer 2；3rd molded line single line 4a and the reverse stranding of the second molded line layer 3；4th molded line single line 5a and the 3rd molded line layer 4
Reverse stranding；5th molded line single line 6a and the reverse stranding of the 4th molded line layer 5；6th molded line single line 7a and the 5th molded line layer 6 are reverse
It is twisted.Each first molded line single line 2a, the second molded line single line 3a, the 3rd molded line single line 4a, the 4th molded line single line 5a, the 5th molded line list
Line 6a and the 6th molded line single line 7a outer surface are coated with the glue 8 that blocks water.Water blocking layer is provided between each molded line layer.This implementation
In example, it is gradually reduced from inside to outside per gap between stratotype line.This structure can ensure the stability and reliability of conductor structure,
The coating glue that blocks water can ensure the excellent block-water effect of conductor on every single line, while molded line lay configuration is closely and stably, together
When add the net sectional area of conductor
In the present embodiment, the elongation of supporting-core 1 is 37%；First molded line single line 2a elongation is 33.5%；Second
Molded line single line 3a elongation is 36%；3rd molded line single line 4a elongation is 33.3%；4th molded line single line 5a elongation
Rate is 33%；5th molded line single line 6a elongation is 36.5%；6th molded line single line 7a elongation is 33%.
A kind of method for manufacturing super-section cable water-blocking conductor, comprises the following steps：
Step 1) is extruded into supporting-core by extruder, coats the glue that blocks water on supporting-core while extruding.
Six roots of sensation flakiness ratio is 7.75 by step 2):5.5 the first molded line single line and supporting-core reverse stranding.
12 flakiness ratios are 6.7 by step 3):5.2 the second molded line single line and the first molded line layer reverse stranding.
18 flakiness ratios are 6.27 by step 4):5.1 the 3rd molded line single line and the second molded line layer reverse stranding.
24 flakiness ratios are 5.94 by step 5):4.7 the 4th molded line single line and the 3rd molded line layer reverse stranding.
30 flakiness ratios are 5.74 by step 6):4.7 be the 5th molded line single line and the 4th molded line layer reverse stranding.
The six roots of sensation flakiness ratio of step 7) 30 is 5.59:4.59 the 6th molded line single line and the 5th molded line layer reverse stranding.Respectively
Molded line single line is coated with the glue that blocks water before twisted.Water blocking layer is provided between each molded line layer.
In the present embodiment, the first molded line single line 2a elongation is 33.5%；Second molded line single line 3a elongation is
36%；3rd molded line single line 4a elongation is 33.3%；4th molded line single line 5a elongation is 33%；5th molded line single line
6a elongation is 36.5%；6th molded line single line 7a elongation is 33%.Supporting-core is to adopt copper bar with molded line single line
It is extruded into copper continuous extrusion machine, copper bar uses T1 or TU1 levels, and copper bar uses T1 in the present embodiment.
Embodiment 3
As Figure 1-Figure 2, a kind of super-section cable water-blocking conductor, including supporting-core 1, the outside of supporting-core 1 are set
There is the first molded line layer 2, the first molded line layer 2 includes the six roots of sensation the first molded line single line 2a, and each first molded line single line 2a flakiness ratio is
7.75:5.5, the six roots of sensation the first molded line single line 2a are twisted with supporting-core 1.
The outside of first molded line layer 2 is provided with the second molded line layer 3, and the second molded line layer 3 includes 12 second molded line single lines
3a, each second molded line single line 3a flakiness ratio are 6.7:5.2, the second molded line single line 3a and the first molded line layer 2 are twisted.
The outside of second molded line layer 3 is provided with the 3rd molded line layer 4, and the 3rd molded line layer includes 18 the 3rd molded line single lines
4a, each 3rd molded line single line 4a flakiness ratio are 6.27:5.1, the 3rd molded line single line 4a and the second molded line layer 3 are twisted.
The outside of 3rd molded line layer 4 is provided with the 4th molded line layer 5, and the 4th molded line layer 5 includes 24 the 4th molded line lists
Line 5a, each 4th molded line single line 5a flakiness ratio are 5.94:4.7, the 4th molded line single line 5a and the 3rd molded line layer 4 are twisted.
The outside of 4th molded line layer 5 is provided with the 5th molded line layer 6, and the 5th line layer includes 30 the 5th molded line single line 6a, respectively
5th molded line single line 6a flakiness ratio is 5.74:4.7, the 5th molded line single line 6a and the 4th molded line layer 5 are twisted.
The outside of 5th molded line layer 6 is provided with the 6th molded line layer 7, and the 6th molded line layer 7 includes the molded line list of 30 six roots of sensation the 6th
Line 7a, each 6th molded line single line 7a flakiness ratio are 5.59:4.59, the 6th molded line single line 7a and the 5th molded line layer 6 are twisted.
In the present embodiment, the six roots of sensation the first molded line single line 2a and the reverse stranding of supporting-core 1；Second molded line single line 3a and the first type
The reverse stranding of line layer 2；3rd molded line single line 4a and the reverse stranding of the second molded line layer 3；4th molded line single line 5a and the 3rd molded line layer 4
Reverse stranding；5th molded line single line 6a and the reverse stranding of the 4th molded line layer 5；6th molded line single line 7a and the 5th molded line layer 6 are reverse
It is twisted.Each first molded line single line 2a, the second molded line single line 3a, the 3rd molded line single line 4a, the 4th molded line single line 5a, the 5th molded line list
Line 6a and the 6th molded line single line 7a outer surface are coated with the glue 8 that blocks water.Water blocking layer is provided between each molded line layer.This implementation
In example, it is gradually reduced from inside to outside per gap between stratotype line.This structure can ensure the stability and reliability of conductor structure,
The coating glue that blocks water can ensure the excellent block-water effect of conductor on every single line, while molded line lay configuration is closely and stably, together
When add the net sectional area of conductor.
In the present embodiment, the elongation of supporting-core 1 is 36%；First molded line single line 2a elongation is 31.5%；Second
Molded line single line 3a elongation is 35%；3rd molded line single line 4a elongation is 34%；4th molded line single line 5a elongation
For 32.6%；5th molded line single line 6a elongation is 37%；6th molded line single line 7a elongation is 32.3%.
A kind of method for manufacturing super-section cable water-blocking conductor, comprises the following steps：
Step 1) is extruded into supporting-core by extruder, coats the glue that blocks water on supporting-core while extruding.
Six roots of sensation flakiness ratio is 7.75 by step 2):5.5 the first molded line single line and supporting-core reverse stranding.
12 flakiness ratios are 6.7 by step 3):5.2 the second molded line single line and the first molded line layer reverse stranding.
18 flakiness ratios are 6.27 by step 4):5.1 the 3rd molded line single line and the second molded line layer reverse stranding.
24 flakiness ratios are 5.94 by step 5):4.7 the 4th molded line single line and the 3rd molded line layer reverse stranding.
30 flakiness ratios are 5.74 by step 6):4.7 be the 5th molded line single line and the 4th molded line layer reverse stranding.
The six roots of sensation flakiness ratio of step 7) 30 is 5.59:4.59 the 6th molded line single line and the 5th molded line layer reverse stranding.Respectively
Molded line single line is coated with the glue that blocks water before twisted.Water blocking layer is provided between each molded line layer.
First molded line single line 2a elongation is 31.5%；Second molded line single line 3a elongation is 35%；3rd molded line
Single line 4a elongation is 34%；4th molded line single line 5a elongation is 32.6%；5th molded line single line 6a elongation is
37%；6th molded line single line 7a elongation is 32.3%.
Supporting-core is to be extruded into copper bar using copper continuous extrusion machine with molded line single line, and copper bar uses T1 or TU1 levels, this
Copper bar uses T1 in embodiment.
The present invention is effectively carried by the way that the flakiness ratio of the elongation of one to six stratotype line single line and each molded line layer is combined
High water resistant effect, meet that deep-sea blocks water requirement.
Preferred embodiment of the invention described in detail above.It should be appreciated that one of ordinary skill in the art without
Creative work can is needed to make many modifications and variations according to the design of the present invention.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical scheme, all should be in the protection domain being defined in the patent claims.
Claims (8)
1. a kind of super-section cable water-blocking conductor, including supporting-core (1), the first type is provided with the outside of the supporting-core (1)
Line layer (2), it is characterized in that：The first molded line layer (2) includes the six roots of sensation the first molded line single line (2a), each first molded line single line
The flakiness ratio of (2a) is 7.75:5.5, the first molded line of six roots of sensation single line (2a) is twisted with the supporting-core (1)；
It is provided with the second molded line layer (3) on the outside of the first molded line layer (2), the second molded line layer (3) includes 12 pieces the
Two molded line single lines (3a), the flakiness ratio of each second molded line single line (3a) is 6.7:5.2, the second molded line single line (3a) with
The first molded line layer (2) is twisted；
The 3rd molded line layer (4) is provided with the outside of the second molded line layer (3), the 3rd molded line layer includes 18 the 3rd types
Line single line (4a), the flakiness ratio of each 3rd molded line single line (4a) is 6.27:5.1, the 3rd molded line single line (4a) and institute
It is twisted to state the second molded line layer (3)；
The 4th molded line layer (5) is provided with the outside of the 3rd molded line layer (4), the 4th molded line layer (5) includes 24
4th molded line single line (5a), the flakiness ratio of each 4th molded line single line (5a) is 5.94:4.7, the 4th molded line single line
(5a) is twisted with the 3rd molded line layer (4)；
The 5th molded line layer (6) is provided with the outside of the 4th molded line layer (5), the 5th molded line layer (6) includes 30 the 5th
Molded line single line (6a), the flakiness ratio of each 5th molded line single line (6a) is 5.74:4.7, the 5th molded line single line (6a) with
The 4th molded line layer (5) is twisted；
The 6th molded line layer (7) is provided with the outside of the 5th molded line layer (6), the 6th molded line layer (7) includes 30 six roots of sensation
6th molded line single line (7a), the flakiness ratio of each 6th molded line single line (7a) is 5.59:4.59, the 6th molded line single line
(7a) is twisted with the 5th molded line layer (6)；
The elongation of the supporting-core (1) is 33%~38%；The elongation of the first molded line single line (2a) be 31%~
Between 34%；Between the elongation of the second molded line single line (3a) is 33%~38%；The 3rd molded line single line (4a)
Between elongation is 34%~36%；Between the elongation of the 4th molded line single line (5a) is 31%~35%；Described 5th
Between the elongation of molded line single line (6a) is 37%~40%；The elongation of the 6th molded line single line (7a) is 31%~34%
Between.
2. super-section cable water-blocking conductor as claimed in claim 1, it is characterized in that：The first molded line of six roots of sensation single line (2a)
With the supporting-core (1) reverse stranding；The second molded line single line (3a) and the first molded line layer (2) reverse stranding；It is described
3rd molded line single line (4a) and the second molded line layer (3) reverse stranding；The 4th molded line single line (5a) and the 3rd type
Line layer (4) reverse stranding；The 5th molded line single line (6a) and the 4th molded line layer (5) reverse stranding；6th molded line
Single line (7a) and the 5th molded line layer (6) reverse stranding.
3. super-section cable water-blocking conductor as claimed in claim 1, it is characterized in that：Each first molded line single line (2a),
Second molded line single line (3a), the 3rd molded line single line (4a), the 4th molded line single line (5a), the 5th molded line single line (6a) and the 6th molded line
The outer surface of single line (7a) is coated with the glue that blocks water (8).
4. super-section cable water-blocking conductor as claimed in claim 1, it is characterized in that：It is provided with and blocks water between each molded line layer
Layer.
5. a kind of method for manufacturing super-section cable water-blocking conductor as claimed in claim 1, it is characterized in that：Including following step
Suddenly：
Step 1) is extruded into supporting-core by extruder, coats the glue that blocks water on supporting-core while extruding；
It is 7.75 that the six roots of sensation the first molded line single line and supporting-core reverse stranding are formed flakiness ratio by step 2):5.5 the first molded line layer；
It is 6.7 that 12 second molded line single lines and the first molded line layer reverse stranding are formed flakiness ratio by step 3):5.2 Second-Type
Line layer；
It is 6.27 that 18 the 3rd molded line single lines and the second molded line layer reverse stranding are formed flakiness ratio by step 4):The 3rd of 5.1
Molded line layer；
It is 5.94 that 24 the 4th molded line single lines and the 3rd molded line layer reverse stranding are formed flakiness ratio by step 5):The of 4.7
Four molded line layers；
It is 5.74 that 30 the 5th molded line single lines and the 4th molded line layer reverse stranding are formed flakiness ratio by step 6):The 5th of 4.7
Molded line layer；
It is 5.59 that the molded line single line of 30 six roots of sensation the 6th and the 5th molded line layer reverse stranding are formed flakiness ratio by step 7):4.59
Six molded line layers；
The elongation of the supporting-core is 33%~38%；Between the elongation of the first molded line single line is 31%~34%；
Between the elongation of the second molded line single line is 33%~38%；The elongation of the 3rd molded line single line is 34%~36%
Between；Between the elongation of the 4th molded line single line is 31%~35%；The elongation of the 5th molded line single line is 37%
Between~40%；Between the elongation of the 6th molded line single line is 31%~34%.
6. the method for super-section cable water-blocking conductor as claimed in claim 1, its feature are manufactured as claimed in claim 5
It is：Each molded line single line is coated with the glue that blocks water before twisted.
7. the method for super-section cable water-blocking conductor as claimed in claim 1, its feature are manufactured as claimed in claim 5
It is：Supporting-core is to be extruded into copper bar using copper continuous extrusion machine with molded line single line, and copper bar uses T1 or TU1 levels.
8. the method for super-section cable water-blocking conductor as claimed in claim 1, its feature are manufactured as claimed in claim 5
It is：Water blocking layer is provided between each molded line layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611070251.2A CN106448835B (en) | 2016-11-29 | 2016-11-29 | A kind of super-section cable water-blocking conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611070251.2A CN106448835B (en) | 2016-11-29 | 2016-11-29 | A kind of super-section cable water-blocking conductor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106448835A CN106448835A (en) | 2017-02-22 |
| CN106448835B true CN106448835B (en) | 2018-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611070251.2A Active CN106448835B (en) | 2016-11-29 | 2016-11-29 | A kind of super-section cable water-blocking conductor |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201877157U (en) * | 2010-12-17 | 2011-06-22 | 广东吉青电缆实业有限公司 | High-conductivity and ultrahigh-strength 1kV overhead insulated cable |
| CN203397747U (en) * | 2013-08-21 | 2014-01-15 | 重庆泰山电缆有限公司 | Large cross-section compacted circular water blocking conductor |
| CN104091654B (en) * | 2014-08-06 | 2016-03-02 | 重庆泰山电缆有限公司 | A kind of electric cable with large cross-section conductor strand method processed |
| CN105206336A (en) * | 2015-10-09 | 2015-12-30 | 天津冶金集团中兴盛达钢业有限公司 | Large-section steel core aluminum stranded wire and manufacturing method thereof |
| CN105810301A (en) * | 2016-05-13 | 2016-07-27 | 江苏亨通高压电缆有限公司 | Large-section seabed DC cable specially-shaped conductor |
| CN106057329A (en) * | 2016-08-08 | 2016-10-26 | 中天科技海缆有限公司 | Trapezoidal single wire water-blocking conductor for +/-500kV flexible DC cable and submarine cable |
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