CN217386693U - Micro-compression aluminum type wire conductor for high-voltage cable - Google Patents
Micro-compression aluminum type wire conductor for high-voltage cable Download PDFInfo
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- CN217386693U CN217386693U CN202220848221.4U CN202220848221U CN217386693U CN 217386693 U CN217386693 U CN 217386693U CN 202220848221 U CN202220848221 U CN 202220848221U CN 217386693 U CN217386693 U CN 217386693U
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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
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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Abstract
The utility model discloses a high tension cable sticiss aluminium type line conductor with declining, include: a second stranded wire core and a third stranded wire core are respectively arranged on two sides of the horizontal axis of the first stranded inner core; a fourth stranded wire core and a fifth stranded wire core are respectively arranged above and below the vertical axis of the first stranded wire core; a plurality of sixth twisted wire cores with polygonal structures are coated on the outer peripheral surfaces of the second twisted wire core, the third twisted wire core, the fourth twisted wire core and the fifth twisted wire core; gaps among the sixth twisted wire cores of the polygonal structures and gaps among the second twisted wire cores, the third twisted wire cores, the fourth twisted wire cores and the fifth twisted wire cores are not positioned on the same straight line; the first stranded inner core, the second stranded wire core, the third stranded wire core, the fourth stranded wire core, the fifth stranded wire core and the sixth stranded wire core of the micro-compacted aluminum type wire conductor are all formed by stranding and micro-compacting after an aluminum or aluminum alloy rod is drawn into a special-shaped wire with a designed shape through three special-shaped wire drawing dies.
Description
Technical Field
The utility model relates to a power cable trade conductor field, concretely relates to high tension cable is with sticising aluminium type line conductor a little.
Background
At present, conductors in the power cable industry, particularly low-voltage conductors are all produced by adopting a round aluminum wire stranding and compacting process, aluminum single wire drawn wires are compacted by drawing, the conductors can be hardened and burred again in the deformation process, so that the resistivity of the conductors is obviously increased, the supply area of the conductors is increased, and the quality hidden danger is increased. At present, the compactness of the twisting of the aluminum conductor of the molded line can only meet the requirement of a low-voltage cable, and when the aluminum conductor is used as a high-voltage cable conductor, a semi-conducting belt must be wound to prevent the conductor from being embedded with glue, so that the production flow is increased, and the production cost is increased.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defect of prior art, the utility model aims to provide a high tension cable sticiss aluminium type line conductor with declining.
In order to realize the utility model discloses an aim, the technical scheme who adopts is:
a micro-compacted aluminum type wire conductor for high voltage cables, comprising:
the second twisted wire core and the third twisted wire core are respectively arranged on two sides of the horizontal axis of the first twisted inner core;
a fourth stranded wire core and a fifth stranded wire core are respectively arranged above and below the vertical axis of the second stranded wire core;
a plurality of sixth twisted wire cores with polygonal structures are coated on the outer peripheral surfaces of the second twisted wire core, the third twisted wire core, the fourth twisted wire core and the fifth twisted wire core;
gaps among the sixth twisted wire cores of the polygonal structures and gaps among the second twisted wire cores, the third twisted wire cores, the fourth twisted wire cores and the fifth twisted wire cores are not on the same straight line;
the first stranded inner core, the second stranded wire core, the third stranded wire core, the fourth stranded wire core, the fifth stranded wire core and the sixth stranded wire core of the micro-compacted aluminum type wire conductor are all special-shaped wires which are drawn into a designed shape by an aluminum or aluminum alloy rod through three special-shaped wire drawing dies, and then are stranded and micro-compacted.
In a preferred embodiment of the present invention, the cross section of the first twisted inner core is circular.
In a preferred embodiment of the present invention, the cross-section of the second twisted wire core, the third twisted wire core, the fourth twisted wire core and the fifth twisted wire core is circular.
In a preferred embodiment of the present invention, the radius of the first twisted core is smaller than the radii of the second, third, fourth and fifth twisted cores.
In a preferred embodiment of the present invention, the sixth twisted wire core is the first to ninth twisted wire cores uniformly distributed.
The beneficial effects of the utility model reside in that:
first, the utility model discloses a sticis aluminium type line conductor a little is that aluminium or aluminum alloy pole draw into the heterotypic line of design shape through three heterotypic wire drawing moulds, then the transposition sticiss the shaping a little.
Second, the utility model discloses a through reducing the transposition pitch diameter ratio when sticising aluminium section line conductor the transposition a little make the outer conductor transposition more inseparable.
Third, the utility model discloses a sticis aluminium molded lines conductor a little has considered its processing property when design molded lines monofilament, and molded lines conductor need not sticis big deformation, is difficult for causing the burr, and it is little because of the resistance increase volume that the lattice warp the influence to the conductor.
Fourth, the utility model discloses a sticis aluminium section wire conductor transposition a little closely, and the fill factor can reach more than 94%, and conductor transposition external diameter reduces 3 ~ 5% on former basis to reduce the external diameter of cable, can effectively reduce the insulating layer, around the input of covering, armor, sheath material etc. make the whole cost reduction of cable more than 1%.
Fifth, the utility model discloses a sticis aluminium type line conductor transposition pitch ratio back outer conductor transposition a little more inseparabler, can not cause the internal shield caulking when the three-layer is crowded altogether, has saved around package semi-conductive tape process, has shortened production cycle, has improved production efficiency.
Drawings
The working principle of the present invention will be further explained with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of the present invention (70 mm) 2 A slightly compacted aluminum type wire conductor schematic).
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention is further described in detail through the accompanying drawings and embodiments. It should be understood, however, that the description herein of specific embodiments is only intended to illustrate the invention and not to limit the scope of the invention. Further, in the following structures, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description of the present invention and for simplification of description. And are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation and are therefore not to be considered limiting of the invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1, the micro-compression aluminum conductor for the high-voltage cable comprises a first twisted inner core 10, wherein a second twisted wire core 20 and a third twisted wire core 30 are respectively arranged on two sides of a horizontal axis of the first twisted inner core 10.
A fourth twisted wire core 40 and a fifth twisted wire core 50 are respectively disposed above and below the vertical axis of the first twisted fiber core 10. The cross-section of the first stranded core 10 is circular.
The sixth twisted wire core 60 having a plurality of polygonal structures is wrapped around the outer circumferential surfaces of the second, third, fourth and fifth twisted wire cores 20, 30, 40 and 50.
Gaps between the sixth twisted wire cores 60 of the plurality of polygonal structures are not positioned on the same straight line as gaps between the second twisted wire core 20, the third twisted wire core 30, the fourth twisted wire core 40 and the fifth twisted wire core 50. The cross-sections of the second, third, fourth and fifth twisted wire cores 20, 30, 40 and 50 are circular. The sixth twisted wire core 60 is the first to ninth sub-twisted wire cores 61, 62, 63, 64, 65, 66, 67, 68, 69 which are uniformly distributed.
In the case where the cross-sections are circular, the radius of the first twisted core 10 is smaller than the radii of the second, third, fourth and fifth twisted cores 20, 30, 40 and 50.
The first stranded inner core 10, the second stranded wire core 20, the third stranded wire core 30, the fourth stranded wire core 40, the fifth stranded wire core 50 and the sixth stranded wire core 60 of the micro-compacted aluminum type wire conductor are all special-shaped wires which are drawn into a designed shape by an aluminum or aluminum alloy rod through three special-shaped wire drawing dies, and then are stranded and micro-compacted for molding.
Because of possessing the above structure, the utility model has the advantages that:
the utility model discloses a high tension cable reduces the deformation degree of conductor in process of production through predesigned monofilament shape and conductor structure with sticising the aluminium type line conductor a little, and the fill factor can reach more than 94%, and the outmost transposition pitch ratio of this conductor is less, and the transposition is inseparable, need not to wrap the semi-conducting strip outside the conductor to effectively solved prior art's product and need to wrap semi-conducting strip production cycle longer, influence the problem of delivery date.
Claims (5)
1. A micro-compression aluminum type wire conductor for a high-voltage cable, comprising:
the second twisted wire core and the third twisted wire core are respectively arranged on two sides of the horizontal axis of the first twisted inner core;
a fourth stranded wire core and a fifth stranded wire core are respectively arranged above and below the vertical axis of the second stranded wire core;
a plurality of sixth twisted wire cores with polygonal structures are coated on the outer peripheral surfaces of the second twisted wire core, the third twisted wire core, the fourth twisted wire core and the fifth twisted wire core;
gaps among the sixth twisted wire cores of the polygonal structures and gaps among the second twisted wire cores, the third twisted wire cores, the fourth twisted wire cores and the fifth twisted wire cores are not on the same straight line;
the first stranded inner core, the second stranded wire core, the third stranded wire core, the fourth stranded wire core, the fifth stranded wire core and the sixth stranded wire core of the micro-compacted aluminum type wire conductor are all special-shaped wires which are drawn into a designed shape by an aluminum or aluminum alloy rod through three special-shaped wire drawing dies, and then are stranded and micro-compacted.
2. The micro-compacted aluminum-type wire conductor for high-voltage cables of claim 1, wherein the cross-section of the first twisted core is circular.
3. The micro-compacted aluminum type wire conductor for high-voltage cables as claimed in claim 1, wherein the cross-section of the second, third, fourth and fifth twisted wire cores is circular.
4. The micro-compacted aluminum type wire conductor for high voltage cables as claimed in claim 1, wherein the radius of the first stranded core is smaller than the radius of the second, third, fourth and fifth stranded cores.
5. The micro-compacted aluminum type wire conductor for high-voltage cables as claimed in claim 1, wherein the sixth twisted wire core is uniformly distributed first to ninth twisted wire cores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220848221.4U CN217386693U (en) | 2022-04-13 | 2022-04-13 | Micro-compression aluminum type wire conductor for high-voltage cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220848221.4U CN217386693U (en) | 2022-04-13 | 2022-04-13 | Micro-compression aluminum type wire conductor for high-voltage cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217386693U true CN217386693U (en) | 2022-09-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220848221.4U Active CN217386693U (en) | 2022-04-13 | 2022-04-13 | Micro-compression aluminum type wire conductor for high-voltage cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217386693U (en) |
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2022
- 2022-04-13 CN CN202220848221.4U patent/CN217386693U/en active Active
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