CN103871675B - A kind of polyvinyl chloride-insulated polyvinyl chloride control cables - Google Patents
A kind of polyvinyl chloride-insulated polyvinyl chloride control cables Download PDFInfo
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- CN103871675B CN103871675B CN201410063330.5A CN201410063330A CN103871675B CN 103871675 B CN103871675 B CN 103871675B CN 201410063330 A CN201410063330 A CN 201410063330A CN 103871675 B CN103871675 B CN 103871675B
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Abstract
The invention discloses a kind of polyvinyl chloride-insulated polyvinyl chloride control cables, comprise one first and control conductor and one second control conductor, first cross section controlling conductor is oval, second cross section controlling conductor is circular, two second control conductor and are arranged between two first control conductors, and two first control conductor, two second control conductors and to assume diamond in shape layout, control conductor and second at first of arbitrary neighborhood to control to be provided with reinforcing fibre rope between conductor, reinforcing fibre rope controls conductor and second respectively and controls conductor and lean with first, conductor is controlled first, second controls the outer coated fire-resistant isinglass belt lapping layer successively of conductor, wire armoring screen and pvc sheath layer.The present invention is applicable to wider alternating voltage circuit, meets different current capacities, thus the insulating reliability of control cables is improved greatly, extends the useful life of control cables.
Description
Technical field
The present invention relates to technical field of electric wires and cables, particularly relate to a kind of polyvinyl chloride-insulated polyvinyl chloride control cables.
Background technology
Along with China's sustain economic increases fast, the development for cable industry provides huge market prospects.Along with the continuous expansion of the industry sizes such as electric power, communication, track traffic, automobile and shipbuilding, the demand of electric wire is also being increased rapidly, electric wire industry from now on can predicted and also have huge development potentiality.
Control cables on market is various, and they are applied in various different occasion.When fire occurs, common fireproof control cable cannot ensure that circuit works on.In addition, the copper core copper sheath magnesium oxide insulating cable on market is due to employing drawing process with using magnesium oxide as cable insulation, and cable core radical is restricted, and its insulating reliability is also very poor.Shield effectiveness is undesirable in addition, and oversheath easily damages, and will run so in actual use have an impact to whole cable.
At present, the requirement of all trades and professions to cable is more and more higher, in use, not only will avoid that cable is mechanically damaged, insulation harm, ageing of insulation are rotten, also will use under the high temperature conditions, namely high temperature resistant.The current capacity of cable is usually relevant with the sectional area of conductor thread core simultaneously, conductor temperature can be made when the current increases to raise, the temperature of the insulating barrier of conductor outer cladding exceedes the change that can cause in insulating barrier generation performance in limited time, thus the insulating reliability of insulating barrier is reduced greatly, affect the useful life of cable.
Summary of the invention
In order to solve the technical problem existed in background technology, the present invention proposes a kind of polyvinyl chloride-insulated polyvinyl chloride control cables, meet different current capacities, thus the insulating reliability of control cables is improved greatly, extend the useful life of control cables.
A kind of polyvinyl chloride-insulated polyvinyl chloride control cables that the present invention proposes, comprise the first control conductor and second and control conductor, first cross section controlling conductor is oval, second cross section controlling conductor is circular, two second control conductor and are arranged between two first control conductors, and two first control conductor, two second control conductors and to assume diamond in shape layout, two first control the two-end-point that conductor is positioned at rhombus minor axis, two second control the two-end-point that conductor is positioned at rhombus major axis, control conductor and second at first of arbitrary neighborhood to control to be provided with reinforcing fibre rope between conductor, reinforcing fibre rope controls conductor and second respectively and controls conductor and lean with first, conductor is controlled first, second controls the outer coated fire-resistant isinglass belt lapping layer successively of conductor, wire armoring screen and pvc sheath layer formation control cable, the cross section of control cables is oval, conductor is controlled first, second controls conductor, fire proofing is filled in space between reinforcing fibre rope and fire-resistant isinglass belt lapping layer.
Preferably, first control conductor by three successively the mutually circumscribed first fire-resistant packing material controlling insulated wire and the polyvinyl chloride insulation layer be coated on outside the first control insulated wire and be filled in space between the first control insulated wire and polyvinyl chloride insulation layer form.
Preferably, three first control being centrally located on same straight line of insulated wires.
Preferably, first control insulated wire by the first pilot and be coated on belting layer outside the first pilot successively, proof copper-wire braided screen forms.
Preferably, second control conductor by seven two two-phases circumscribed second control insulated wire and the polyvinyl chloride insulation layer be coated on outside the second control insulated wire is formed.
Preferably, second control insulated wire by the second pilot and be coated on belting layer outside the second pilot successively, soft copper band lapped shielding layer forms.
Preferably, reinforcing fibre rope surface is provided with adhesive-layer, prevents the first control conductor and second caused during control cables distortion from controlling the dislocation of conductor.
Preferably, the cross section of reinforcing fibre rope is oval, and oval minor axis two-end-point controls conductor and second respectively and controls conductor and lean with first.
Preferably, first control conductor, second controls the polyvinyl chloride insulation material that the polyvinyl chloride insulation layer on conductor adopts, comprise following raw material: Corvic: 50 ~ 60 parts, polymethyl methacrylate: 5 ~ 10 parts, this ethene of acrylonitrile butadiene: 3 ~ 5 parts, polytetrafluoroethylene: 1 ~ 3 part, trimethyl silane imidazoles: 3 ~ 5 parts, dioctyl phthalate: 2 ~ 3 parts, heat stabilizer: 6 ~ 10 parts, organic accelerator: 1 ~ 2 part, inorganic filler: 0.5 ~ 0.8 part.Above-mentioned polyvinyl chloride insulation material is prepared by screw extruder, and extrusion temperature controls at 190 ~ 200 DEG C.There is higher resistivity, good tensile strength and elongation at break at normal temperatures.
Preferably, the pvc sheathing compound that pvc sheath layer adopts, comprises following raw material: Corvic: 70 ~ 78 parts, polyurethane: 26 ~ 30 parts, PTMG: 11 ~ 14 parts, poly-adipic acid-BDO esterdiol: 16 ~ 20 parts, trimethyl silane imidazoles: 6 ~ 10 parts, 2,3-epoxypropyl phenylether: 6 ~ 8 parts, heat stabilizer: 3 ~ 5 parts, organic accelerator: 2 ~ 3 parts, inorganic filler: 0.5 ~ 1.5 part.Above-mentioned pvc sheathing compound is prepared by screw extruder, and extrusion temperature controls at 170 ~ 185 DEG C.Compared with polyvinyl chloride insulation material, there is higher resistivity, good better tensile strength and elongation at break at normal temperatures.
It is the occasion such as 450 ~ 750V and following control, monitoring loop and protection circuit that the present invention is applicable to specified alternating voltage, and the long-term working temperature allowed is 70 DEG C; What the present invention adopted two cross sections different first controls conductor and second and controls conductor, is applicable to wider alternating voltage circuit, meets different current capacities, thus the insulating reliability of control cables is improved greatly, extend the useful life of control cables; First control conductor and second controls conductor and presses rhombus layout, and control to arrange reinforcing fibre rope between conductor and the second control conductor first, not only ensure that the hot strength of control cables, and any three control conductors are triangularly arranged, make control cables have good warp resistance and anti-extrusion, the adhesive-layer simultaneously on reinforcing fibre rope prevents the distortion of control cables and causes the dislocation controlled between conductor; Control conductor is equipped with screen, prevent from controlling the interference between conductor.
Accompanying drawing explanation
Fig. 1 is the cross section structure schematic diagram of a kind of polyvinyl chloride-insulated polyvinyl chloride control cables that the present invention proposes.
Embodiment
As shown in Figure 1, Fig. 1 is the cross section structure schematic diagram of a kind of polyvinyl chloride-insulated polyvinyl chloride control cables that the present invention proposes.
With reference to Fig. 1, a kind of polyvinyl chloride-insulated polyvinyl chloride control cables that the present invention proposes, comprise the first control conductor 1 and second and control conductor 2, first cross section controlling conductor 1 is oval, second cross section controlling conductor 2 is circular, two second control conductor 2 and are arranged between two first control conductors 1, and first controls conductor 1, second controls conductor 2 assumes diamond in shape layout, two first control the two-end-point that conductor 1 is positioned at rhombus minor axis, two second control the two-end-point that conductor 2 is positioned at rhombus major axis, control conductor 1 and second at first of arbitrary neighborhood to control to be provided with reinforcing fibre rope 3 between conductor 2, the cross section of reinforcing fibre rope 3 is oval, oval minor axis two-end-point controls conductor 1 and second respectively and controls conductor 2 and lean with first, conductor 1 is controlled first, second controls the outer coated fire-resistant isinglass belt lapping layer 4 successively of conductor 2, wire armoring screen 5 and pvc sheath layer 6 formation control cable, the cross section of control cables is oval, conductor 1 is controlled first, second controls conductor 2, fire proofing 7 is filled in space between reinforcing fibre rope 3 and fire-resistant isinglass belt lapping layer 4.Wherein, reinforcing fibre rope 3 surface is provided with adhesive-layer 8, prevents the dislocation of the first control conductor 1 and the second control conductor 2 caused during control cables distortion.
In the present invention, first control conductor 1 by three successively the mutually circumscribed first fire-resistant packing material 13 controlling insulated wire 11 and the polyvinyl chloride insulation layer 12 be coated on outside the first control insulated wire 11 and be filled in space between the first control insulated wire 11 and polyvinyl chloride insulation layer 12 form, three first control being centrally located on same straight line of insulated wires 11.First control insulated wire 11 by the first pilot 111 and be coated on belting layer 112 outside the first pilot 111 successively, proof copper-wire braided screen 113 forms.
In the present invention, second control conductor 2 by seven two two-phases circumscribed second control insulated wire 21 and the polyvinyl chloride insulation layer 22 be coated on outside the second control insulated wire 21 is formed.Second control insulated wire 21 by the second pilot 211 and be coated on belting layer 212 outside the second pilot 211 successively, soft copper band lapped shielding layer 213 forms.
Wherein, first control conductor 1, second controls the polyvinyl chloride insulation material that the polyvinyl chloride insulation layer on conductor 2 adopts, comprise following raw material: Corvic: 50 ~ 60 parts, polymethyl methacrylate: 5 ~ 10 parts, this ethene of acrylonitrile butadiene: 3 ~ 5 parts, polytetrafluoroethylene: 1 ~ 3 part, trimethyl silane imidazoles: 3 ~ 5 parts, dioctyl phthalate: 2 ~ 3 parts, heat stabilizer: 6 ~ 10 parts, organic accelerator: 1 ~ 2 part, inorganic filler: 0.5 ~ 0.8 part.Above-mentioned polyvinyl chloride insulation material is prepared by screw extruder, and extrusion temperature controls at 190 ~ 200 DEG C.There is higher resistivity, good tensile strength and elongation at break at normal temperatures.
In a particular embodiment, first control conductor 1, second controls the polyvinyl chloride insulation material that the polyvinyl chloride insulation layer on conductor 2 adopts, comprise following raw material: Corvic: 55 parts, polymethyl methacrylate: 8 parts, this ethene of acrylonitrile butadiene: 4 parts, polytetrafluoroethylene: 2 parts, trimethyl silane imidazoles: 4 parts, dioctyl phthalate: 2.5 parts, heat stabilizer: 8 parts, organic accelerator: 1.5 parts, inorganic filler: 0.6 part.
Wherein, the pvc sheathing compound that pvc sheath layer 6 adopts, comprises following raw material: Corvic: 70 ~ 78 parts, polyurethane: 26 ~ 30 parts, PTMG: 11 ~ 14 parts, poly-adipic acid-BDO esterdiol: 16 ~ 20 parts, trimethyl silane imidazoles: 6 ~ 10 parts, 2,3-epoxypropyl phenylether: 6 ~ 8 parts, heat stabilizer: 3 ~ 5 parts, organic accelerator: 2 ~ 3 parts, inorganic filler: 0.5 ~ 1.5 part.Above-mentioned pvc sheathing compound is prepared by screw extruder, and extrusion temperature controls at 170 ~ 185 DEG C.Compared with polyvinyl chloride insulation material, there is higher resistivity, good better tensile strength and elongation at break at normal temperatures.
In a particular embodiment, the pvc sheathing compound that pvc sheath layer 6 adopts, comprises following raw material: Corvic: 75 parts, polyurethane: 28 parts, PTMG: 12 parts, poly-adipic acid-BDO esterdiol: 18 parts, trimethyl silane imidazoles: 9 parts, 2,3-epoxypropyl phenylether: 7 parts, heat stabilizer: 4 parts, organic accelerator: 2.5 parts, inorganic filler: 1.2 parts.
It is the occasion such as 450 ~ 750V and following control, monitoring loop and protection circuit that the present invention is applicable to specified alternating voltage, and the long-term working temperature allowed is 70 DEG C; The first control conductor 1 and the second control conductor 2 that the present invention adopts two cross sections different, is applicable to wider alternating voltage circuit, meets different current capacities, thus the insulating reliability of control cables is improved greatly, extend the useful life of control cables; First control conductor 1 and the second control conductor 2 are pressed rhombus and are arranged, and control to arrange reinforcing fibre rope 3 between conductor 1 and the second control conductor 2 first, not only ensure that the hot strength of control cables, and any three control conductors are triangularly arranged, make control cables have good warp resistance and anti-extrusion, the adhesive-layer 8 simultaneously on reinforcing fibre rope 3 prevents the distortion of control cables and causes the dislocation controlled between conductor; Control conductor is equipped with screen, prevent from controlling the interference between conductor.
The above; be only the present invention's preferably embodiment; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to according to technical scheme of the present invention and inventive concept thereof and replace or change, all should be encompassed within protection scope of the present invention.
Claims (7)
1. a polyvinyl chloride-insulated polyvinyl chloride control cables, it is characterized in that, comprise two first and control conductor (1) and two second controls conductor (2), first cross section controlling conductor (1) is oval, second cross section controlling conductor (2) is circular, two second control conductor (2) and are arranged between two first controls conductor (1), and two first control conductor (1), two second control conductor (2) and to assume diamond in shape layout, two first control the two-end-point that conductor (1) is positioned at rhombus minor axis, two second control the two-end-point that conductor (2) is positioned at rhombus major axis, control conductor (1) and second at first of arbitrary neighborhood to control to be provided with reinforcing fibre rope (3) between conductor (2), reinforcing fibre rope (3) controls conductor (1) and second respectively and controls conductor (2) and lean with first, conductor (1) is controlled first, second controls conductor (2) coated fire-resistant isinglass belt lapping layer (4) successively outward, wire armoring screen (5) and pvc sheath layer (6) formation control cable, the cross section of control cables is oval, conductor (1) is controlled first, second controls conductor (2), fire proofing (7) is filled in space between reinforcing fibre rope (3) and fire-resistant isinglass belt lapping layer (4),
First controls conductor (1) is made up of the fire-resistant packing material (13) that three mutually circumscribed first control insulated wire (11) successively, are coated on the outer polyvinyl chloride insulation layer (12) of the first control insulated wire (11) and are filled in space between the first control insulated wire (11) and polyvinyl chloride insulation layer (12).
2. polyvinyl chloride-insulated polyvinyl chloride control cables according to claim 1, is characterized in that; Being centrally located on same straight line of three first controls insulated wire (11).
3. polyvinyl chloride-insulated polyvinyl chloride control cables according to claim 1, is characterized in that; First control insulated wire (11) is by the first pilot (111) and be coated on the first pilot (111) belting layer outward (112) successively, proof copper-wire braided screen (113) is formed.
4. polyvinyl chloride-insulated polyvinyl chloride control cables according to claim 1, is characterized in that; Second control conductor (2) by seven two two-phases circumscribed second control insulated wire (21) and be coated on the second control insulated wire (21) polyvinyl chloride insulation layer (22) outward to form.
5. polyvinyl chloride-insulated polyvinyl chloride control cables according to claim 4, is characterized in that; Second control insulated wire (21) is by the second pilot (211) and be coated on the second pilot (211) belting layer outward (212) successively, soft copper band lapped shielding layer (213) is formed.
6. polyvinyl chloride-insulated polyvinyl chloride control cables according to claim 1, is characterized in that; Reinforcing fibre rope (3) surface is provided with adhesive-layer (8).
7. the polyvinyl chloride-insulated polyvinyl chloride control cables according to claim 1 or 6, is characterized in that; The cross section of reinforcing fibre rope (3) is oval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410063330.5A CN103871675B (en) | 2014-02-24 | 2014-02-24 | A kind of polyvinyl chloride-insulated polyvinyl chloride control cables |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410063330.5A CN103871675B (en) | 2014-02-24 | 2014-02-24 | A kind of polyvinyl chloride-insulated polyvinyl chloride control cables |
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| Publication Number | Publication Date |
|---|---|
| CN103871675A CN103871675A (en) | 2014-06-18 |
| CN103871675B true CN103871675B (en) | 2016-02-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410063330.5A Expired - Fee Related CN103871675B (en) | 2014-02-24 | 2014-02-24 | A kind of polyvinyl chloride-insulated polyvinyl chloride control cables |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105924823A (en) * | 2016-04-29 | 2016-09-07 | 安徽慧艺线缆集团有限公司 | Twisting-resistant flexible cable used for industrial robot |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101847461A (en) * | 2010-04-20 | 2010-09-29 | 上海索谷电缆集团有限公司 | Silicone rubber insulating fire-resisting flexible cable |
| CN202049794U (en) * | 2011-04-21 | 2011-11-23 | 大连沈特电缆有限公司 | Copper clad aluminum core low-temperature-resistant butyronitrile flat cable |
| CN202549354U (en) * | 2012-03-20 | 2012-11-21 | 安徽恒晶电缆集团有限公司 | Symmetrical type radio frequency cable |
| CN203118570U (en) * | 2013-03-04 | 2013-08-07 | 安徽新科电缆集团股份有限公司 | Silicon rubber insulation controlling cable |
| CN203826119U (en) * | 2014-02-24 | 2014-09-10 | 安徽华联电缆集团有限公司 | Polyvinyl chloride insulation polyvinyl chloride sheath control cable |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7208684B2 (en) * | 2004-07-30 | 2007-04-24 | Ulectra Corporation | Insulated, high voltage power cable for use with low power signal conductors in conduit |
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2014
- 2014-02-24 CN CN201410063330.5A patent/CN103871675B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101847461A (en) * | 2010-04-20 | 2010-09-29 | 上海索谷电缆集团有限公司 | Silicone rubber insulating fire-resisting flexible cable |
| CN202049794U (en) * | 2011-04-21 | 2011-11-23 | 大连沈特电缆有限公司 | Copper clad aluminum core low-temperature-resistant butyronitrile flat cable |
| CN202549354U (en) * | 2012-03-20 | 2012-11-21 | 安徽恒晶电缆集团有限公司 | Symmetrical type radio frequency cable |
| CN203118570U (en) * | 2013-03-04 | 2013-08-07 | 安徽新科电缆集团股份有限公司 | Silicon rubber insulation controlling cable |
| CN203826119U (en) * | 2014-02-24 | 2014-09-10 | 安徽华联电缆集团有限公司 | Polyvinyl chloride insulation polyvinyl chloride sheath control cable |
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| CN103871675A (en) | 2014-06-18 |
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Granted publication date: 20160224 Termination date: 20190224 |