CN104200901B - High-temperature resistant computer cable - Google Patents
High-temperature resistant computer cable Download PDFInfo
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- CN104200901B CN104200901B CN201410458481.0A CN201410458481A CN104200901B CN 104200901 B CN104200901 B CN 104200901B CN 201410458481 A CN201410458481 A CN 201410458481A CN 104200901 B CN104200901 B CN 104200901B
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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, more particularly, to a kind of high-temp.-resistant electric cable for computer.
Background technology
With the continuous development of China's economy, the people such as heavy construction, undergrond street, large-scale power station and modernization industrial and mineral class enterprise
With and industrial plants the demand of high-temp.-resistant electric cable for computer is also grown with each passing day.Traditional high-temp.-resistant electric cable for computer adopts conductor straight
Connect cladding exotic material or filling exotic material, the cable that cannot allow of this high temperature computer cable possesses high heat-resisting property
Can, when computer cable run into the thermal accumlation that its conductor thread core distributes at cable core when, exotic material can shrink and come off, no
Only pollute the environment and also can damage production work personnel health.Computer is just most likely resulted in after exotic material heat shrinkable
Cable normal work, service life reduces, and improves line upkeep cost.
Content of the invention
In order to solve technical problem present in background technology, the present invention proposes a kind of high-temp.-resistant electric cable for computer, greatly
The big resistance to elevated temperatures improving computer cable, reduces the aging risk of computer cable, improves the service life of cable, fall
Low line upkeep cost.
A kind of high-temp.-resistant electric cable for computer proposed by the present invention, including center conductor, X root outer conductor and instlated tubular, X >=3,
The cross section of center conductor is circle, and the cross section of instlated tubular is regular polygon, and instlated tubular is coaxially set in outside center conductor,
Instlated tubular is provided with the trachea of outside aerofluxuss；Center conductor by center conductor group and is coated on the first glass outside center conductor group
Glass fiber band lapping layer, proof copper-wire braided screen layer and the first fluororesin inner restrictive coating are constituted, and center conductor group includes Y root and mutually twists
The center conductor closing, Y >=3, X=Y；The cross section of outer conductor be ellipse, outer conductor by outer conductor group, be coated on outer conductor group
The second outer glass fiber tape lapping layer and the second fluororesin inner restrictive coating and be filled in outer conductor group and the second glass fibre
Constitute with the high temperature resistant filler between lapping layer, outer conductor group includes the outer conductor that Z root is located on outer conductor major axis, Z >=2；X root
Outer conductor is distributed on outside each side of instlated tubular, and perpendicular to heat-insulated tube edge, outer conductor inwardly extrudes instlated tubular and makes it outer conductor short axle
Each side and center conductor offset, and coat fire-resistant isinglass belt lapping layer, soft copper band lapped shielding layer and fluorine outside outer conductor successively
Resin external sheath layer, outer conductor is offseted with fire-resistant isinglass belt lapping layer.
Preferably, instlated tubular is elastic tube, and two sides of instlated tubular arbitrary neighborhood are provided with fillet.
Preferably, trachea is arranged on each fillet of instlated tubular, outside the protruding computer cable of trachea.
Preferably, center conductor, outer conductor all include conductor thread core and are coated on the insulating barrier composition outside conductor thread core.
Preferably, the diameter length of center conductor is less than or equal to the length of outer conductor major axis.
Center conductor and X root outer conductor are separated by a kind of high-temp.-resistant electric cable for computer that the present invention provides using instlated tubular,
Instlated tubular is regular polygon elastic tube, and instlated tubular is enclosed within outside center conductor, and X root outer conductor is distributed on outside instlated tubular each bar side, outward
Wire inwardly extrudes elastic tube and each bar side of instlated tubular is squeezed on center conductor, and coats fire resisting outside outer conductor successively
Mica tape layer, soft copper band lapped shielding layer and fluororesin external sheath layer, outer conductor is offseted with fire-resistant isinglass belt lapping layer；No
Only reduce the line footpath of computer cable, and realize the radiation separation of center conductor and outer conductor comes, outer conductor is by electricity
Cable sheath outwards transmits heat, and instlated tubular discharges steam by upper trachea, by will be outside for the heat distributing of cable core
Transmission, greatly improves the resistance to elevated temperatures of computer cable, reduces the risk of computer cable insulation ag(e)ing；Outer conductor is heat-insulated
Pipe is outer to be circular layout, it is to avoid outer conductor lost efficacy simultaneously, and as long as possible provides valuable time for people in fire fighting escape.
Brief description
Fig. 1 is a kind of cross section structure schematic diagram of high-temp.-resistant electric cable for computer proposed by the present invention.
Specific embodiment
As shown in figure 1, Fig. 1 is a kind of cross section structure schematic diagram of high-temp.-resistant electric cable for computer proposed by the present invention.
With reference to Fig. 1, a kind of high-temp.-resistant electric cable for computer proposed by the present invention, including 1, four outer conductor 2 and of center conductor
Instlated tubular 3, the cross section of center conductor 1 is circle, and the cross section of instlated tubular 3 is square, and instlated tubular 3 is elastic tube, heat-insulated
Two sides of pipe 3 arbitrary neighborhood are provided with fillet；Instlated tubular 3 is coaxially set in outside center conductor 1, and instlated tubular 3 is provided with outside row
The trachea 31 of gas, trachea 31 is arranged on each fillet of instlated tubular 3, outside the protruding computer cable of trachea 31.Center
Wire 1 is shielded by center conductor group and the first glass fiber tape lapping layer 12 being coated on outside center conductor group, proof copper-wire braided
Layer 13 and the first fluororesin inner restrictive coating 14 are constituted, and center conductor group includes four mutually stranded center conductors 11.Outer conductor 2
Cross section be ellipse, outer conductor 2 is by outer conductor group, the second glass fiber tape lapping layer 22 and of being coated on outside outer conductor group
Second fluororesin inner restrictive coating 23 and high temperature resistant filling out of being filled between outer conductor group and the second glass fiber tape lapping layer 22
Material 24 composition, outer conductor group includes two outer conductors 21 being located on outer conductor 2 major axis.Four outer conductors 2 are distributed on instlated tubular 3
Outside each side, perpendicular to the side of instlated tubular 3, outer conductor 2 inwardly extrudes instlated tubular 3 and makes its each Bian Yu center outer conductor 2 short axle
Wire 1 offsets, and protects outside outer conductor 2 outer cladding successively fire-resistant isinglass belt lapping layer 4, soft copper band lapped shielding layer 5 and fluororesin
Jacket layer 6, outer conductor 2 is offseted with fire-resistant isinglass belt lapping layer 4.
In the present invention, center conductor 11, outer conductor 21 all include conductor thread core and are coated on the insulation outside conductor thread core
Layer is constituted.Because neutral wire 1, outer conductor 2 are all using in the additional lapping layer of wire or restrictive coating, center conductor 11, outer conductor
21, only with conductor thread core plus insulating barrier, not only reduce production difficulty, and reduce production cost.
In a particular embodiment, the diameter length of center conductor 1 be less than outer conductor 2 major axis length, the two of arbitrary neighborhood
Individual outer conductor 2 offsets, and preferably ensure that the roundness of cable.
The present invention not only reduces the line footpath of computer cable, and realizes dividing the radiating of center conductor 1 and outer conductor 2
Separate to come, outer conductor 2 outwards transmits heat by cable cover(ing), and instlated tubular 3 discharges steam by upper trachea 31, thus will
The heat distributing of cable core outwards transmits, and to improve the resistance to elevated temperatures of computer cable, and outer conductor 2 is in the outer annular of instlated tubular 3
Arrangement, it is to avoid outer conductor 2 lost efficacy simultaneously, as long as possible provides valuable time for people in fire fighting escape.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept equivalent or change in addition, all should be included within the scope of the present invention.
Claims (5)
1. a kind of high-temp.-resistant electric cable for computer is it is characterised in that include center conductor (1), X root outer conductor (2) and instlated tubular
(3), X >=3, the cross section of center conductor (1) is circle, and the cross section of instlated tubular (3) is regular polygon, and instlated tubular (3) is coaxial
It is set in center conductor (1) outside, instlated tubular (3) is provided with the trachea (31) of outside aerofluxuss；Center conductor (1) is by center conductor
Group and be coated on the first glass fiber tape lapping layer (12) outside center conductor group, proof copper-wire braided screen layer (13) and the first fluorine
Resin inner restrictive coating (14) is constituted, and center conductor group includes the mutually stranded center conductor of Y root (11), Y >=3, X=Y；Outer conductor
(2) cross section is ellipse, and outer conductor (2) is by outer conductor group, the second glass fiber tape of being coated on outside outer conductor group is wrapped
Layer (22) and the second fluororesin inner restrictive coating (23) and be filled in outer conductor group and the second glass fiber tape lapping layer (22) it
Between high temperature resistant filler (24) constitute, outer conductor group include Z root be located at outer conductor (2) major axis on outer conductor (21), Z >=2；X
Root outer conductor (2) is distributed on outside instlated tubular (3) each side, outer conductor (2) short axle perpendicular to instlated tubular (3) side, outer conductor (2) to
Interior extruding instlated tubular (3) so that its each side is offseted with center conductor (1), outer conductor (2) outward successively coat fire-resistant isinglass belt around
Covering (4), soft copper band lapped shielding layer (5) and fluororesin external sheath layer (6), outer conductor (2) and fire-resistant isinglass belt lapping layer (4)
Offset.
2. high-temp.-resistant electric cable for computer according to claim 1 it is characterised in that instlated tubular (3) be elastic tube, instlated tubular
(3) two sides of arbitrary neighborhood are provided with fillet.
3. high-temp.-resistant electric cable for computer according to claim 1 is it is characterised in that trachea (31) is arranged on instlated tubular (3)
Each fillet on, outside the protruding computer cable of trachea (31).
4. high-temp.-resistant electric cable for computer according to claim 1 is it is characterised in that center conductor (11), outer conductor (21)
By conductor thread core and be coated on insulating barrier outside conductor thread core and constitute.
5. high-temp.-resistant electric cable for computer according to claim 1 is it is characterised in that the diameter length of center conductor (1) is little
In the length equal to 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 CN104200901A (en) | 2014-12-10 |
| CN104200901B true CN104200901B (en) | 2017-02-22 |
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Family Applications (1)
| 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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| Country | Link |
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| CN (1) | CN104200901B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105825936B (en) * | 2016-04-18 | 2018-04-24 | 湖州汇讯通讯科技有限公司 | Intelligent 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 |
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 |
| CN103903692A (en) * | 2014-03-01 | 2014-07-02 | 安徽海容电缆有限公司 | Elastic and bending-resistant control cable |
| CN103903758A (en) * | 2014-03-01 | 2014-07-02 | 安徽海容电缆有限公司 | Fireproof computer 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 |
| CN103903692A (en) * | 2014-03-01 | 2014-07-02 | 安徽海容电缆有限公司 | Elastic and bending-resistant control cable |
| CN103903758A (en) * | 2014-03-01 | 2014-07-02 | 安徽海容电缆有限公司 | Fireproof computer 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104200901A (en) | 2014-12-10 |
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