CN203746546U - Overhead bare stranded wire - Google Patents
Overhead bare stranded wire Download PDFInfo
- Publication number
- CN203746546U CN203746546U CN201320836179.5U CN201320836179U CN203746546U CN 203746546 U CN203746546 U CN 203746546U CN 201320836179 U CN201320836179 U CN 201320836179U CN 203746546 U CN203746546 U CN 203746546U
- Authority
- CN
- China
- Prior art keywords
- wire
- internal layer
- stranded wires
- twisted wire
- identification mark
- 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.)
- Expired - Lifetime
Links
- 239000004020 conductor Substances 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 16
- 229910052751 metal Inorganic materials 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 abstract description 4
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 239000004411 aluminium Substances 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910001374 Invar Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000819 phase cycle Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Landscapes
- Non-Insulated Conductors (AREA)
Abstract
The utility model provides an overhead bare stranded wire, comprising internal layer stranded wires and external layer stranded wires. The internal layer stranded wires are lapped or longitudinally covered by a layer of tinsel; the tinsel is provided with a permanence identification mark. The internal layer stranded wires and the external layer stranded wires are stranded by a single wire; the single wire is a circular conductor or a linear conductor in the shape of a tile, an arch, a fan, a letter Z, or a hollow circle. The materials of the tinsel are the same with the materials of the external layer stranded wires or adjacent internal layer stranded wires. According to the utility model, the layer of tinsel provided with a permanence identification mark is arranged between the internal layer stranded wires and outmost layer stranded wires; the identification mark is easy to process and hard to remove, and has mo damage to conductor surfaces. According to the utility model, product specification, models and technical parameters can be effectively identified to avoid mixed use; manufacturers can be effectively identified, which can provide convenience for quality tracing and benefit for circulation.
Description
Technical field
The utility model relates to power cable field, specifically a kind of aerial bare stranded wire.
Background technology
Aerial bare stranded wire is a kind of major product of using in electric power transfer.It mainly comprises: simple twisted wire, and the wire rod strand system identical by material, wire diameter is equal forms, as aluminium stranded conductor, aluminium alloy stranded conductor, aluminum-cladding stranded wire etc.; Combination twisted wire, has electric wire and strengthens wire rod combination strand system to form, as steel reinforced aluminium conductor, steel core aluminum alloy stranded wire etc.; Extraordinary twisted wire, has the difform wire rod of unlike material, makes and forms, as expanded conductor, self damping conductor by extraordinary compound mode strand; Multiple twisted wire, has the bundle that material is identical (strand) strand strand to make and forms, as annealed copper strand wire etc.
No matter the aerial bare stranded wire of which kind of material, structure, because its surface is rough exposed structure, even if adopt molded line, surface is also difficult to ensure smooth, smooth; In addition, from delivery of electrical energy angle, for preventing unnecessary electric discharge and flashover phenomenon, require the conductive surface of composition wire necessary smooth, if conductive surface is rough, easily cause concentrating of internal field, cause point discharge or corona, cause that in use wire local temperature is too high, cause the decline of electrical property and mechanical performance, seriously even fracture; Secondly, if it is too loaded down with trivial details to apply identification mark, can cause again the raising of conductor manufacturing cost, also be difficult to apply; Again, even at surface spraying, surface irregularity can cause the imperfect of writing, identification difficulty, and also spray is not easily wiped in processing, transport, installation process yet.Above-mentioned reason, has objectively limited and has been difficult to apply permanent identification mark to aerial bare stranded wire is easy, so the unique employing of aerial bare stranded wire is without circle or the molded line of recognition feature.Although people know, if aerial bare stranded wire is not applied to permanent identification mark, workmen, attendant are difficult to effectively identify product specification, model; None-identified manufacturing firm, inconvenient quality tracing, electric wire enterprise is numerous, makes bad enterprise, personnel manufacture counterfeit and shoddy goods and has brought opportunity; Cannot identification in circulation sale link, be unfavorable for antitheft; In use procedure, the sag of aerial bare stranded wire is the important parameter of aerial bare stranded wire useful life, performance, use department expects that each group aerial bare stranded wire can both ensure uniformity, there are identical or akin tensile strength and sag, therefore requiring each group aerial bare stranded wire is that same producer, same batch adopt the manufacture of same process parameter to form, and None-identified also easily makes to cause between the aerial bare stranded wire of different manufacturers, different batches, different technical parameters mixed.
Utility model content
The utility model, in order to solve the problem of prior art, provides a kind of easy to process, Stability Analysis of Structures, is easy to the aerial bare stranded wire of permanent identification.
The utility model comprises internal layer twisted wire, outer twisted wire, and described internal layer twisted wire is surrounded by layer of metal paper tinsel outward, is applied with permanent identification mark in metal forming.
Further improve, described metal forming is wrapped or vertical bag.
Further improve, described internal layer twisted wire and outer twisted wire are formed by single line strand system.
Further improve, described single line is the molded line conductors such as round conductor or watt shape, arc, fan-shaped, Z-type, open circles.
Further improve, the material of the material of described metal forming and outer twisted wire or adjacent internal layer twisted wire is identical.
The utility model beneficial effect is: have the metal forming of permanent identification mark, identification mark to be easy to processing by be affixed by one deck between internal layer twisted wire and outermost layer twisted wire, be also difficult for being wiped free of, and conductive surface is not damaged.Can effectively identify product specification, model, technical parameter, can not cause mixed; Can effectively identify manufacturing firm, facilitate quality tracing, be beneficial to circulation.
Brief description of the drawings
Fig. 1 is the aerial bare stranded wire that circular single line is stranding into.
Fig. 2 is the aerial bare stranded wire that trapezoidal single line is stranding into.
Fig. 3 is the aerial bare stranded wire that Z-shaped single line is stranding into.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
The utility model provides a kind of aerial bare stranded wire, comprises internal layer twisted wire 3, outermost layer twisted wire 1, and internal layer twisted wire is surrounded by layer of metal paper tinsel 2 outward, is affixed by and has permanent identification mark in metal forming.Between internal layer twisted wire 3 and outermost layer twisted wire 1, there is one deck to be affixed by specifically and have the metal forming 2 of permanent identification mark.
Described metal forming 2 can be wrapped or vertical bag, and one is vertical bag preferably.The permanent identification mark being affixed by can be for scribing or spray printing, and one is spray printing preferably.Between metal forming and internal layer twisted wire, drag the permanent identification mark that adds colour band or be affixed by with color, in order to identify the phase sequence of aerial bare stranded wire, a kind of permanent identification mark being preferably affixed by is with color.Described permanent identification mark content, same as the prior art, can comprise feature, the technical parameter etc. of manufacturer's information, model specification or product.
Described internal layer twisted wire 3, outermost layer twisted wire 1 are formed by single line strand system, described single line can be that the cross section of commonly using is the most circular round conductor, also can be that cross section is the molded line conductor of other shapes, for example molded line conductor such as watt shape, arc, fan-shaped, Z-type, open circles.A kind of better described outermost layer twisted wire has the molded line conductor strand systems such as a watt shape, arc, fan-shaped, Z-type to form, and more rounding, smooth, has improved discharge voltage, meanwhile, also has certain anti-ice calamity effect.
Described single line can be each electric conducting material in prior art with conductor material, can also comprise loading material in twisted wire, such as but not limited to copper, aluminium, aluminium Baogang, copper cover aluminum, aluminium alloy, invar, zinc-coated wire, carbon fiber core etc.The material of described metal forming can be also each conductive metal foil or metal plastic composite foil in prior art, better a kind of and outermost layer twisted wire, or the outer field material of adjacent internal layer twisted wire is identical.
Described internal layer twisted wire 3 comprises that at least one deck single line is stranded and forms.Same as the prior art, twisted wire form does not also limit, and can be that concentric layer is regular stranded, also can be informal stranded for bundle system, multiple strand etc.; It can be the common twisted wire of single material, wire diameter, also can be the combination twisted wire that unlike material, different wire diameter form, it can also be the circle of not pressing, also can be to be pressed into the shapes such as circle, fan-shaped, watt shape after stranded, and can directly be twisted into hollow twisted wire, or add supporter to be twisted into hole enlargement twisted wire, hollow twisted wire; Can use round conductor stranded (as shown in Figure 1), also can carry out with conductors such as arc, fan-shaped (as shown in Figure 2), Z-type conductor (as shown in Figure 3), open circles strandedly, can also combine stranded for several shaped conductors.Between twisted wire, can scribble oil layer, play corrosion-resisting function, be applied to the serious area of corrosive environment as: coastal, industrial and mining area, is conducive to improve useful life.These are all same as the prior art.
The concrete application approach of the utility model is a lot; the above is only preferred implementation of the present utility model; should be understood that; for those skilled in the art; do not departing under the prerequisite of the utility model principle; can also make some improvement, these improve and also should be considered as protection range of the present utility model.
Claims (5)
1. an aerial bare stranded wire, comprises internal layer twisted wire (3), outer twisted wire (1), it is characterized in that: described internal layer twisted wire is surrounded by layer of metal paper tinsel (2) outward, and metal forming is applied with permanent identification mark on (2).
2. aerial bare stranded wire according to claim 1, is characterized in that: described metal forming (2) is wrapped or vertical bag.
3. aerial bare stranded wire according to claim 1, is characterized in that: described internal layer twisted wire (3) and outer twisted wire (1) are formed by single line strand system.
4. aerial bare stranded wire according to claim 3, is characterized in that: described single line is the molded line conductors such as round conductor or watt shape, arc, fan-shaped, Z-type, open circles.
5. aerial bare stranded wire according to claim 1, is characterized in that: the material of the material of described metal forming (2) and outer twisted wire (1) or adjacent internal layer twisted wire (3) is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320836179.5U CN203746546U (en) | 2013-12-18 | 2013-12-18 | Overhead bare stranded wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320836179.5U CN203746546U (en) | 2013-12-18 | 2013-12-18 | Overhead bare stranded wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203746546U true CN203746546U (en) | 2014-07-30 |
Family
ID=51346316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320836179.5U Expired - Lifetime CN203746546U (en) | 2013-12-18 | 2013-12-18 | Overhead bare stranded wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203746546U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680734A (en) * | 2013-12-18 | 2014-03-26 | 无锡新苏能复合材料有限公司 | Overhead bare stranded wire easy to recognize |
-
2013
- 2013-12-18 CN CN201320836179.5U patent/CN203746546U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103680734A (en) * | 2013-12-18 | 2014-03-26 | 无锡新苏能复合材料有限公司 | Overhead bare stranded wire easy to recognize |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140730 |