CN111883282A - Ultrahigh-compression-coefficient aluminum core power cable - Google Patents
Ultrahigh-compression-coefficient aluminum core power cable Download PDFInfo
- Publication number
- CN111883282A CN111883282A CN202010841417.6A CN202010841417A CN111883282A CN 111883282 A CN111883282 A CN 111883282A CN 202010841417 A CN202010841417 A CN 202010841417A CN 111883282 A CN111883282 A CN 111883282A
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- Prior art keywords
- layer
- aluminum core
- insulating sheath
- aluminum
- core
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/023—Alloys based on aluminium
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/02—Disposition of insulation
- H01B7/0208—Cables with several layers of insulating material
- H01B7/0225—Three or more layers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/184—Sheaths comprising grooves, ribs or other projections
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/20—Metal tubes, e.g. lead sheaths
- H01B7/204—Metal tubes, e.g. lead sheaths composed of lead
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/22—Metal wires or tapes, e.g. made of steel
- H01B7/221—Longitudinally placed metal wires or tapes
- H01B7/223—Longitudinally placed metal wires or tapes forming part of a high tensile strength core
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B9/00—Power cables
- H01B9/02—Power cables with screens or conductive layers, e.g. for avoiding large potential gradients
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- Insulated Conductors (AREA)
Abstract
The invention discloses an aluminum core power cable with ultrahigh compaction coefficient, which comprises a tensile pulling core, a first aluminum core layer, a second aluminum core layer, a first insulating sheath layer, a second aluminum core layer, a third insulating sheath layer, an asbestos braid layer, a shielding layer, a flame retardant layer, a fourth insulating sheath layer and a filler, wherein the tensile pulling core is wrapped by the first insulating sheath layer, the first insulating sheath layer is wrapped by the first aluminum core layer, the first aluminum core layer is wrapped by the second insulating sheath layer, the filler is arranged between the second insulating sheath layer and the first aluminum core layer, the second aluminum core layer is arranged outside the second insulating sheath layer, the third insulating sheath layer is wrapped outside the second aluminum core layer, the flame retardant property of the cable is improved by arranging the asbestos braid layer and the flame retardant layer inside the cable, and the tensile pulling core is arranged, the anti-drawing and anti-deformation capabilities of the cable are improved, and the cable is better in conductivity due to the fact that the two layers of aluminum cores are arranged in the cable.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of cables, in particular to the technical field of aluminum core cables.
[ background of the invention ]
The cable is generally a cable similar to a rope formed by twisting a plurality of or a plurality of groups of wires, each group of wires are mutually insulated and often twisted around a center, a high-insulation covering layer is wrapped outside the whole cable, the cable has the characteristics of internal electrification and external insulation, wherein the aluminum core cable is a cable taking aluminum wires as conductor cores, the existing aluminum core cable has poor flame retardance in the using process, the cable has poor deformation resistance, poor wear resistance and common cable conductivity, the cable has poor pulling resistance, and the cut positions of the cable are easy to scatter to influence the use of the cable.
[ summary of the invention ]
The invention aims to solve the problems in the prior art, and provides an aluminum core power cable with an ultrahigh compression coefficient, which can improve the flame retardance of the cable and the pulling resistance and deformation resistance of the cable, and is composed of a plurality of aluminum cores and better in cable conductivity.
In order to achieve the purpose, the invention provides an aluminum core power cable with an ultrahigh compression coefficient, which comprises a tensile pulling core, a first aluminum core layer, a second aluminum core layer, a first insulating sheath layer, a second aluminum core layer, a third insulating sheath layer, an asbestos braid layer, a shielding layer, a flame retardant layer, a fourth insulating sheath layer and a filler, wherein the tensile pulling core is wrapped by the first insulating sheath layer, the first insulating sheath layer is wrapped by the first aluminum core layer, the first aluminum core layer is wrapped by the second insulating sheath layer, the filler is arranged between the second insulating sheath layer and the first aluminum core layer, the second insulating sheath layer is externally provided with the second aluminum core layer, the second aluminum core layer is wrapped by the third insulating sheath layer, the third insulating sheath layer is wrapped by the asbestos braid layer, and the asbestos braid layer is wrapped by the shielding layer, the shielding layer is wrapped with a flame-retardant layer, and the flame-retardant layer is wrapped with a fourth insulating outer sheath layer.
Preferably, the outer ring of the second insulating sheath layer is provided with a plurality of sheath protruding strips, a second aluminum core installation cavity matched with the second aluminum core layer is arranged between the sheath protruding strips and the sheath protruding strips, and the second aluminum core layer is uniformly arranged in the second aluminum core installation cavity.
Preferably, each second aluminum core mounting cavity is internally provided with a second aluminum core insulating layer which can be matched with the second aluminum core layer arranged in the second aluminum core mounting cavity.
Preferably, the sheath protruding strips and the second insulating sheath layer are integrally formed.
Preferably, the first aluminum core layer is formed by stranding a plurality of single-strand aluminum wires around the tensile drawing core.
Preferably, a lead sheath protection layer is arranged between the fourth insulating outer sheath layer and the flame-retardant layer.
Preferably, the diameter of each aluminum wire of the first aluminum core layer and the second aluminum core layer is 1-4 mm.
The aluminum core power cable with the ultrahigh compression coefficient has the beneficial effects that: according to the invention, the asbestos braided layer and the flame-retardant layer are arranged in the cable to improve the flame retardance of the cable, the tensile pulling resistance and the deformation resistance of the cable are improved by arranging the tensile pulling core, and the cable is better in conductivity due to the two layers of aluminum cores arranged in the cable.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic structural view of an aluminum core power cable with an ultra-high compression coefficient according to the present invention.
In the figure: 1-tensile drawing core, 2-first aluminum core layer, 3-second aluminum core layer, 4-first insulating sheath layer, 5-second insulating sheath layer, 6-second aluminum core layer, 7-third insulating sheath layer, 8-asbestos braid layer, 9-shielding layer, 10-flame retardant layer, 11-fourth insulating sheath layer, 12-filling material, 31-second aluminum core insulating layer, 51-sheath convex strip, 52-second aluminum core installation cavity.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and examples. 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. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
Referring to fig. 1, the aluminum core power cable with ultra-high compression coefficient of the invention comprises a tensile pulling core 1, a first aluminum core layer 2, a second aluminum core layer 3, a first insulating sheath layer 4, a second insulating sheath layer 5, a second aluminum core layer 6, a third insulating sheath layer 7, an asbestos braid layer 8, a shielding layer 9, a flame retardant layer 10, a fourth insulating sheath layer 11 and a filler 12, wherein the tensile pulling core 1 is wrapped with the first insulating sheath layer 4, the first insulating sheath layer 4 is wrapped with the first aluminum core layer 2, the first aluminum core layer 2 is wrapped with the second insulating sheath layer 5, the filler 12 is arranged between the second insulating sheath layer 5 and the first aluminum core layer 2, the second insulating sheath layer 5 is wrapped with the second aluminum core layer 6, the second aluminum core layer 6 is wrapped with the third insulating sheath layer 7, and the third insulating sheath layer 7 is wrapped with the asbestos braid 8, the outer parcel of asbestos weaving layer 8 have shielding layer 9, the outer parcel of shielding layer 9 have fire-retardant layer 10, fire-retardant layer 10 outer parcel have fourth insulating oversheath layer 11, second insulating sheath layer 5 outer lane be equipped with a plurality of sheath protruding strip 51, sheath protruding strip 51 and sheath protruding strip 51 between be equipped with can with second aluminium core layer 3 complex second aluminium core installation cavity 52, second aluminium core layer 3 evenly locate in a plurality of second aluminium core installation cavity 52, every second aluminium core installation cavity 52 in all be equipped with can with locate its inside second aluminium core layer 3 complex second aluminium core insulating layer 31, the protruding strip 51 of sheath and second insulating sheath layer 5 integrated into one piece, first aluminium core layer 2 by a plurality of single strand aluminium wire around tensile core 1 transposition and form, be equipped with lead sheath protective layer 12 between fourth insulating sheath layer 11 and fire-retardant oversheath layer 10, the diameter of each aluminum wire of the first aluminum core layer 2 and the second aluminum core layer 3 is 1-4 mm.
The working process of the invention is as follows:
in the working process of the aluminum core power cable with the ultrahigh compression coefficient, the first aluminum core layer 2 and the second aluminum core layer 3 are used for conducting electricity, the tensile drawing of the core 1 improves the tensile drawing performance of the cable, and the asbestos braided layer 8 and the flame retardant layer 10 improve the flame retardance of the cable.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (7)
1. The utility model provides an ultrahigh coefficient of compaction aluminium core power cable which characterized in that: comprises a tensile drawing core (1), a first aluminum core layer (2), a second aluminum core layer (3), a first insulating sheath layer (4), a second insulating sheath layer (5), a second aluminum core layer (6), a third insulating sheath layer (7), an asbestos braid layer (8), a shielding layer (9), a flame retardant layer (10), a fourth insulating sheath layer (11) and a filler (12), wherein the tensile drawing core (1) is wrapped by the first insulating sheath layer (4), the first insulating sheath layer (4) is wrapped by the first aluminum core layer (2), the first aluminum core layer (2) is wrapped by the second insulating sheath layer (5), the filler (12) is arranged between the second insulating sheath layer (5) and the first aluminum core layer (2), the second insulating sheath layer (5) is externally provided with the second aluminum core layer (6), and the second aluminum core layer (6) is wrapped by the third insulating sheath layer (7), third insulating sheath layer (7) outer parcel have asbestos weaving layer (8), asbestos weaving layer (8) outer parcel have shielding layer (9), shielding layer (9) outer parcel have fire-retardant layer (10), fire-retardant layer (10) outer parcel have fourth insulating oversheath layer (11), fourth insulating oversheath layer (11).
2. The ultra-high compaction coefficient aluminum core power cable of claim 1, wherein: the insulating sheath layer of second (5) outer lane be equipped with a plurality of sheath protruding strip (51), sheath protruding strip (51) and sheath protruding strip (51) between be equipped with can with second aluminium core layer (3) complex second aluminium core installation cavity (52), second aluminium core layer (3) evenly locate in a plurality of second aluminium core installation cavity (52).
3. The ultra-high compaction coefficient aluminum core power cable of claim 2, wherein: and a second aluminum core insulating layer (31) which can be matched with the second aluminum core layer (3) arranged in the second aluminum core mounting cavity (52) is arranged in each second aluminum core mounting cavity.
4. The ultra-high compaction coefficient aluminum core power cable of claim 2, wherein: the sheath protruding strips (51) and the second insulating sheath layer (5) are integrally formed.
5. The ultra-high compaction coefficient aluminum core power cable of claim 1, wherein: the first aluminum core layer (2) is formed by twisting a plurality of single-stranded aluminum wires around the tensile drawing core (1).
6. The ultra-high compaction coefficient aluminum core power cable of claim 1, wherein: and a lead sheath protective layer (12) is arranged between the fourth insulating outer sheath layer (11) and the flame-retardant layer (10).
7. The ultra-high compaction coefficient aluminum core power cable of claim 1, wherein: the diameter of each aluminum wire of the first aluminum core layer (2) and the second aluminum core layer (3) is 1-4 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010841417.6A CN111883282A (en) | 2020-08-20 | 2020-08-20 | Ultrahigh-compression-coefficient aluminum core power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010841417.6A CN111883282A (en) | 2020-08-20 | 2020-08-20 | Ultrahigh-compression-coefficient aluminum core power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111883282A true CN111883282A (en) | 2020-11-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010841417.6A Pending CN111883282A (en) | 2020-08-20 | 2020-08-20 | Ultrahigh-compression-coefficient aluminum core power cable |
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| CN (1) | CN111883282A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207718886U (en) * | 2018-01-05 | 2018-08-10 | 深圳市赛鸿通电线科技有限公司 | Twisted-pair cable |
| CN208596553U (en) * | 2018-08-16 | 2019-03-12 | 亢龙集团电力器材有限公司 | A kind of anti-interference steel-cored aluminium strand that solderless wrapped connection intensity is big |
| CN110517812A (en) * | 2019-09-19 | 2019-11-29 | 嘉兴市名潮电子有限公司 | A kind of battery power supply line to conduct electricity very well |
| CN211265086U (en) * | 2020-02-14 | 2020-08-14 | 苏州专创光电科技有限公司 | Fan-shaped structure cable and fan-shaped structure optical cable |
-
2020
- 2020-08-20 CN CN202010841417.6A patent/CN111883282A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207718886U (en) * | 2018-01-05 | 2018-08-10 | 深圳市赛鸿通电线科技有限公司 | Twisted-pair cable |
| CN208596553U (en) * | 2018-08-16 | 2019-03-12 | 亢龙集团电力器材有限公司 | A kind of anti-interference steel-cored aluminium strand that solderless wrapped connection intensity is big |
| CN110517812A (en) * | 2019-09-19 | 2019-11-29 | 嘉兴市名潮电子有限公司 | A kind of battery power supply line to conduct electricity very well |
| CN211265086U (en) * | 2020-02-14 | 2020-08-14 | 苏州专创光电科技有限公司 | Fan-shaped structure cable and fan-shaped structure optical cable |
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Application publication date: 20201103 |