CN104200901A - High-temperature resistant computer cable - Google Patents
High-temperature resistant computer cable Download PDFInfo
- Publication number
- CN104200901A CN104200901A CN201410458481.0A CN201410458481A CN104200901A CN 104200901 A CN104200901 A CN 104200901A CN 201410458481 A CN201410458481 A CN 201410458481A CN 104200901 A CN104200901 A CN 104200901A
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- outer conductor
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- instlated tubular
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Abstract
The invention discloses a high-temperature resistant computer cable which comprises a centre conductor, X outer conductors and a heat insulation pipe. The heat insulation pipe coaxially sleeves the centre conductor, and air pipes exhausting outwards are arranged on the heat insulation pipe; the centre conductor is composed of a centre conductor group, a first glass fiber tape lapping layer, a copper-wire braided shielding layer and fluorine resin inner-sheath layer, each of the first glass fiber tape lapping layer, the copper-wire braided shielding layer and the fluorine resin inner-sheath layer wraps the centre conductor group, each outer conductor is composed of an outer conductor group, a second glass fiber tape lapping layer, a second fluorine resin inner-sheath layer and a high-temperature resistant filler, the high-temperature resistant filler is filled between the outer conductor group and the second glass fiber tape lapping layer, the X outer conductors are evenly distributed outside the edges of the heat insulation pipe, short axes of the outer conductors are perpendicular to the edges of the heat insulation pipe, and the outer conductors extrude the heat insulation pipe inwardly to enable the edges to be abutted against the centre conductor. By the arrangement, high-temperature resistant performance of the computer cable is greatly improved, risk in aging of the computer cable is lowered, service life of the cable is prolonged, and line maintenance cost is lowered.
Description
Technical field
The present invention relates to technical field of electric wires and cables, relate in particular to a kind of high-temp .-resistant electric cable for computer.
Background technology
Along with the development of China's economy, the civilian and industrial plants such as heavy construction, undergrond street, large-scale power station and modernization industrial and mineral class enterprise also grow with each passing day to the demand of high-temp .-resistant electric cable for computer.Tradition high-temp .-resistant electric cable for computer adopts conductor directly coated exotic material or filling exotic material, the cable that cannot allow of this high temperature computer cable possesses high heat-resisting performance, when computer cable runs into thermal accumlation that its conductor thread core distributes at cable core place, exotic material can shrink and come off, and not only pollutes the environment and also can damage production work personnel health.Exotic material is subject to just very likely to cause computer cable normally to be worked after thermal contraction, and reduce useful life, improved line upkeep cost.
Summary of the invention
In order to solve the technical problem existing in background technology, the present invention proposes a kind of high-temp .-resistant electric cable for computer, greatly improve the resistance to elevated temperatures of computer cable, reduce the aging risk of computer cable, improve the useful life of cable, reduced line upkeep cost.
A kind of high-temp .-resistant electric cable for computer that the present invention proposes, comprises center conductor, X root outer conductor and instlated tubular, X >=3, the cross section of center conductor is circular, the cross section of instlated tubular is regular polygon, and instlated tubular coaxial sleeve is located at center conductor outside, and instlated tubular is provided with the tracheae of outside exhaust; Center conductor consists of center conductor group and the first glass fiber tape lapping layer, proof copper-wire braided screen and the first fluororesin inner restrictive coating that are coated on outside center conductor group, and center conductor group comprises Y root stranded center conductor mutually, Y >=3, X=Y; The cross section of outer conductor is oval, outer conductor by outer conductor group, be coated on the second glass fiber tape lapping layer and the second fluororesin inner restrictive coating outside outer conductor group and be filled in outer conductor group and the second glass fiber tape lapping layer between high temperature resistant filler form, outer conductor group comprises that Z root is positioned at the outer conductor on outer conductor major axis, Z >=2; X root outer conductor is distributed on outside each limit of instlated tubular, outer conductor minor axis is perpendicular to heat insulation tube edge, outer conductor inwardly pushes instlated tubular offsets its each limit and center conductor, at outer conductor, be coated successively fire-resistant isinglass belt lapping layer, soft copper band lapped shielding layer and fluororesin external sheath layer outward, outer conductor and fire-resistant isinglass belt lapping layer offset.
Preferably, instlated tubular is elastic tube, and two limits of instlated tubular arbitrary neighborhood are provided with fillet.
Preferably, tracheae is arranged on each fillet of instlated tubular, the protruding computer cable of tracheae outside.
Preferably, center conductor, outer conductor include conductor thread core and are coated on the insulating barrier formation outside conductor thread core.
Preferably, the diameter length of center conductor is less than or equal to the length of outer conductor major axis.
A kind of high-temp .-resistant electric cable for computer provided by the invention, adopt instlated tubular that center conductor and X root outer conductor are separated, instlated tubular is regular polygon elastic tube, instlated tubular is enclosed within outside center conductor, X root outer conductor is distributed on outside each limit of instlated tubular, outer conductor inwardly pushes elastic tube and each limit of instlated tubular is squeezed on center conductor, and is coated successively fire-resistant isinglass belt lapping layer, soft copper band lapped shielding layer and fluororesin external sheath layer outward at outer conductor, and outer conductor and fire-resistant isinglass belt lapping layer offset; Not only reduced the wire diameter of computer cable, and realize the radiation separation of center conductor and outer conductor is come, outer conductor is by the outside transferring heat of cable cover(ing), instlated tubular discharges hot gas by upper tracheae, by the heat distributing of cable core is outwards transmitted, greatly improve the resistance to elevated temperatures of computer cable, reduce the risk of computer cable ageing of insulation; Outer conductor is arranged at instlated tubular outer ring, avoids outer conductor to lose efficacy simultaneously, of a specified duration as far as possible provides the valuable time when the fire fighting escape for people.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of a kind of high-temp .-resistant electric cable for computer of proposing of the present invention.
Embodiment
As shown in Figure 1, Fig. 1 is the cross section structure schematic diagram of a kind of high-temp .-resistant electric cable for computer of proposing of the present invention.
With reference to Fig. 1, a kind of high-temp .-resistant electric cable for computer that the present invention proposes, comprises center conductor 1, four outer conductors 2 and instlated tubulars 3, the cross section of center conductor 1 is circular, the cross section of instlated tubular 3 is square, and instlated tubular 3 is elastic tube, and two limits of instlated tubular 3 arbitrary neighborhood are provided with fillet; Instlated tubular 3 coaxial sleeves are located at center conductor 1 outside, and instlated tubular 3 is provided with the tracheae 31 of outside exhaust, and tracheae 31 is arranged on each fillet of instlated tubular 3, the protruding computer cable of tracheae 31 outside.Center conductor 1 consists of center conductor group and the first glass fiber tape lapping layer 12, proof copper-wire braided screen 13 and the first fluororesin inner restrictive coating 14 that are coated on outside center conductor group, and center conductor group comprises four mutual stranded center conductors 11.The cross section of outer conductor 2 is oval, outer conductor 2 by outer conductor group, be coated on the second glass fiber tape lapping layer 22 and the second fluororesin inner restrictive coating 23 outside outer conductor group and be filled in outer conductor group and the second glass fiber tape lapping layer 22 between high temperature resistant filler 24 form, outer conductor group comprises two outer conductors 21 that are positioned on outer conductor 2 major axis.Four outer conductors 2 are distributed on outside instlated tubular 3 each limits, outer conductor 2 minor axises are perpendicular to the limit of instlated tubular 3, outer conductor 2 inwardly extruding instlated tubular 3 offsets its each limit and center conductor 1, outside outer conductor 2, be coated successively fire-resistant isinglass belt lapping layer 4, soft copper band lapped shielding layer 5 and fluororesin external sheath layer 6, outer conductor 2 offsets with fire-resistant isinglass belt lapping layer 4.
In the present invention, center conductor 11, outer conductor 21 include conductor thread core and are coated on the insulating barrier formation outside conductor thread core.Because center line wire 1, outer conductor 2 all adopt at the additional lapping layer of wire or restrictive coating, center conductor 11, outer conductor 21 only adopt conductor thread core to add insulating barrier, not only reduce production difficulty, and have reduced production cost.
In specific embodiment, the diameter length of center conductor 1 is less than the length of outer conductor 2 major axis, and two outer conductors 2 of arbitrary neighborhood offset, and have better guaranteed the roundness of cable.
The present invention has not only reduced the wire diameter of computer cable, and realize the radiation separation of center conductor 1 and outer conductor 2 is come, outer conductor 2 is by the outside transferring heat of cable cover(ing), instlated tubular 3 discharges hot gas by upper tracheae 31, thereby the heat distributing of cable core is outwards transmitted, improve the resistance to elevated temperatures of computer cable, outer conductor 2 is arranged at instlated tubular 3 outer rings, avoid outer conductor 2 to lose efficacy simultaneously, of a specified duration as far as possible provide the valuable time when the fire fighting escape for people.
The above; it is only preferably embodiment of the present invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; according to technical scheme of the present invention and inventive concept thereof, be equal to replacement or changed, within all should being encompassed in protection scope of the present invention.
Claims (5)
1. a high-temp .-resistant electric cable for computer, it is characterized in that, comprise center conductor (1), X root outer conductor (2) and instlated tubular (3), X >=3, the cross section of center conductor (1) is circular, the cross section of instlated tubular (3) is regular polygon, and instlated tubular (3) coaxial sleeve is located at center conductor (1) outside, and instlated tubular (3) is provided with the tracheae (31) of outside exhaust; Center conductor (1) is by center conductor group and be coated on the first glass fiber tape lapping layer (12), proof copper-wire braided screen (13) and the first fluororesin inner restrictive coating (14) formation outside center conductor group, center conductor group comprises Y root stranded center conductor (11) mutually, Y >=3, X=Y; The cross section of outer conductor (2) is oval, outer conductor (2) by outer conductor group, be coated on the second glass fiber tape lapping layer (22) and the second fluororesin inner restrictive coating (23) outside outer conductor group and be filled in outer conductor group and the second glass fiber tape lapping layer (22) between high temperature resistant filler (24) form, outer conductor group comprises that Z root is positioned at the outer conductor (21) on outer conductor (2) major axis, Z >=2; X root outer conductor (2) is distributed on outside each limit of instlated tubular (3), outer conductor (2) minor axis is perpendicular to instlated tubular (3) limit, outer conductor (2) inwardly pushes instlated tubular (3) offsets its each limit and center conductor (1), outside outer conductor (2), be coated successively fire-resistant isinglass belt lapping layer (4), soft copper band lapped shielding layer (5) and fluororesin external sheath layer (6), outer conductor (2) offsets with fire-resistant isinglass belt lapping layer (4).
2. high-temp .-resistant electric cable for computer according to claim 1, is characterized in that, instlated tubular (3) is elastic tube, and two limits of instlated tubular (3) arbitrary neighborhood are provided with fillet.
3. high-temp .-resistant electric cable for computer according to claim 1, is characterized in that, tracheae (31) is arranged on each fillet of instlated tubular (3), the protruding computer cable of tracheae (31) outside.
4. high-temp .-resistant electric cable for computer according to claim 1, is characterized in that, center conductor (1), outer conductor (2) include conductor thread core and be coated on the insulating barrier formation outside conductor thread core.
5. high-temp .-resistant electric cable for computer according to claim 1, is characterized in that, the diameter length of center conductor (1) is less than or equal to the length of outer conductor (2) major axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410458481.0A CN104200901B (en) | 2014-09-10 | 2014-09-10 | High-temperature resistant computer cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410458481.0A CN104200901B (en) | 2014-09-10 | 2014-09-10 | High-temperature resistant computer cable |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104200901A true CN104200901A (en) | 2014-12-10 |
| CN104200901B CN104200901B (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410458481.0A Active CN104200901B (en) | 2014-09-10 | 2014-09-10 | High-temperature resistant computer cable |
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| CN (1) | CN104200901B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105825936A (en) * | 2016-04-18 | 2016-08-03 | 湖州凯博电子线缆有限公司 | Intelligent cable |
| CN105895246A (en) * | 2016-04-18 | 2016-08-24 | 湖州凯博电子线缆有限公司 | Environmentally-friendly network cable |
| CN106653208A (en) * | 2016-12-28 | 2017-05-10 | 常州市开拓科联通信设备有限公司 | Cooling network cable |
| CN107256737A (en) * | 2017-05-24 | 2017-10-17 | 晋源电气集团股份有限公司 | A kind of high temperature resistant anti-extrusion controls cable |
| CN109215871A (en) * | 2018-09-26 | 2019-01-15 | 安徽特种电缆集团有限公司 | High voltage cable in a kind of elastic body insulated sheath new-energy automobile of cross-linking type |
| CN109741871A (en) * | 2019-01-13 | 2019-05-10 | 朱昀 | A kind of control cable |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6653570B1 (en) * | 2001-04-11 | 2003-11-25 | David L. Elrod | Ribbon cable |
| CN103606401A (en) * | 2013-10-27 | 2014-02-26 | 安徽蓝德集团股份有限公司 | Reinforced stretch-resistant square buffer control cable |
| CN203480902U (en) * | 2013-09-13 | 2014-03-12 | 程月银 | High-temperature environment control cable |
| CN103903758A (en) * | 2014-03-01 | 2014-07-02 | 安徽海容电缆有限公司 | Fireproof computer cable |
| CN103903692A (en) * | 2014-03-01 | 2014-07-02 | 安徽海容电缆有限公司 | Elastic and bending-resistant control cable |
| CN204066837U (en) * | 2014-09-10 | 2014-12-31 | 安徽慧艺线缆集团有限公司 | A kind of high-temp .-resistant electric cable for computer |
-
2014
- 2014-09-10 CN CN201410458481.0A patent/CN104200901B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6653570B1 (en) * | 2001-04-11 | 2003-11-25 | David L. Elrod | Ribbon cable |
| CN203480902U (en) * | 2013-09-13 | 2014-03-12 | 程月银 | High-temperature environment control cable |
| CN103606401A (en) * | 2013-10-27 | 2014-02-26 | 安徽蓝德集团股份有限公司 | Reinforced stretch-resistant square buffer control cable |
| CN103903758A (en) * | 2014-03-01 | 2014-07-02 | 安徽海容电缆有限公司 | Fireproof computer cable |
| CN103903692A (en) * | 2014-03-01 | 2014-07-02 | 安徽海容电缆有限公司 | Elastic and bending-resistant control cable |
| CN204066837U (en) * | 2014-09-10 | 2014-12-31 | 安徽慧艺线缆集团有限公司 | A kind of high-temp .-resistant electric cable for computer |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105825936A (en) * | 2016-04-18 | 2016-08-03 | 湖州凯博电子线缆有限公司 | Intelligent cable |
| CN105895246A (en) * | 2016-04-18 | 2016-08-24 | 湖州凯博电子线缆有限公司 | Environmentally-friendly network cable |
| CN105895246B (en) * | 2016-04-18 | 2018-02-27 | 湖州汇讯通讯科技有限公司 | Environmentally friendly network cable |
| CN106653208A (en) * | 2016-12-28 | 2017-05-10 | 常州市开拓科联通信设备有限公司 | Cooling network cable |
| CN107256737A (en) * | 2017-05-24 | 2017-10-17 | 晋源电气集团股份有限公司 | A kind of high temperature resistant anti-extrusion controls cable |
| CN109215871A (en) * | 2018-09-26 | 2019-01-15 | 安徽特种电缆集团有限公司 | High voltage cable in a kind of elastic body insulated sheath new-energy automobile of cross-linking type |
| CN109741871A (en) * | 2019-01-13 | 2019-05-10 | 朱昀 | A kind of control cable |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104200901B (en) | 2017-02-22 |
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