CN205609234U - High anti -electromagnetic interference cable of regulator cubicle interior - Google Patents
High anti -electromagnetic interference cable of regulator cubicle interior Download PDFInfo
- Publication number
- CN205609234U CN205609234U CN201620147419.4U CN201620147419U CN205609234U CN 205609234 U CN205609234 U CN 205609234U CN 201620147419 U CN201620147419 U CN 201620147419U CN 205609234 U CN205609234 U CN 205609234U
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- cable
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- regulator cubicle
- core
- screen layer
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Abstract
The utility model provides a high anti -electromagnetic interference cable of regulator cubicle interior which the structure is: the conductor wraps up the insulating layer outward and constitutes the sinle silk, and many sinle silk transposition constitute the cable core, and the cable core parcel has around the covering, adopts iron shielded layer outward again around the covering, the shielding layer wraps up the restrictive coating outward, the insulating layer is that the crowded package of crosslinked polyethylene constitutes, adopt the polyester area around the covering, the shielding layer adopts copper to mould compound area and weaves double shielding around package and copper wire, the material of restrictive coating is the thermoplastic polyolefin material. The cable that this technical scheme provided has high anti -electromagnetic interference cable, is applicable to in the regulator cubicle.
Description
Technical field
The technical program relates to field of cable technology, particularly for regulator cubicle inner cable.
Background technology
Regulator cubicle domestic demand uses substantial amounts of electric wire and cable, including the connection electric wire between equipment and equipment, cable
And device interior used electric wire, cable, these cables electromagnetic interference influence each other is bigger.
In order to improve the electromagnetism interference performance of cable, the electromagnetic interference influence simultaneously also avoiding cable spontaneous is electric
Impact in terms of control, the construction of cable uses special shielding construction design.
Summary of the invention:
The technical program proposes the interior cable of regulator cubicle of a kind of electromagnetism interference performance, and its insulant uses to be handed over
Connection polyethylene, meets higher electric property simultaneously.
The technical program is
With high electromagnetism interference cable in a kind of regulator cubicle, its structure is: conductor outer wrapping insulating barrier constitutes core,
Many core stranded composition cable cores, cable core is enclosed with lapping layer, wraps up screen layer outside lapping layer again；Outside screen layer
Wrap jacket layer；Described insulating barrier is to use insulation cross-linking polyethylene materials to extrude composition；Described lapping layer uses
Polyester belt, rate of putting up is not less than 15%；Described screen layer includes two-layer, is the first screen layer and the second screen respectively
Cover layer；First screen layer outer wrapping secondary shielding layer；Described first screen layer is the wrapped composition of compound copper-plastics band,
Rate of putting up is not less than 25%；Secondary shielding layer is that proof copper-wire braided is constituted, and count is not less than 80%；Described protect
The material of jacket layer is thermoplastic olefin material.
Conductor uses many stranded modes, and stranded lay ratio is not more than 20.
The lay ratio of many core stranded composition cable cores is not more than 30.
Thickness of insulating layer scope is 0.3mm～0.5mm；Insulating barrier is that insulation cross-linking polyethylene materials thin insulating squeezes
Bag is constituted.
Conductor uses many stranded modes, improves the pliability of cable.Insulant uses crosslinked polyethylene material
Material, insulation is closely extruded on conductor.Many insulated wire cores stranded composition cable cores, the screen layer outside cable core has two
Planting structure, both ensure that shielding character, also ensure that the mechanical property of cable, sheath uses TPO
Sheath material.
Insulating barrier is to use insulation cross-linking polyethylene materials thin insulating to extrude technique to extrude composition.
The high electromagnetism interference cable that the technical program proposes, it is adaptable to the electric control system in regulator cubicle.
Accompanying drawing explanation
Fig. 1 is the cable radial section structural representation of the present embodiment.
In figure: 1, conductor, 2, insulating barrier, 3, lapping layer, 4, screen layer, 5, sheath；
Fig. 2 is the production technological process of the cable of the present embodiment.
Detailed description of the invention
With embodiment, this utility model is further described below in conjunction with the accompanying drawings.
Embodiment as shown in Figure 1 is as follows:
With high electromagnetism interference cable in a kind of regulator cubicle, its structure is: conductor outer wrapping insulating barrier constitutes core,
Many core stranded composition cable cores, cable core is enclosed with lapping layer, uses metal tape lapping layer to put up outside lapping layer again
Rate is not less than 25% and the count of proof copper-wire braided layer is not less than 80%；It it is restrictive coating outside screen layer.Described absolutely
Edge layer is to use cross-linking polyethylene materials to extrude composition；Described lapping layer uses polyester belt, and the rate of putting up is not less than
15%.The material of described restrictive coating is thermoplastic olefin material.
Described conductor uses many stranded modes, and stranded lay ratio is not more than 20.Many core stranded composition cables
The lay ratio of core is not more than 30.
1 conductor: 2 classes stranded by soft round copper wire or 5 class conductors.
2 insulation: insulation cross-linking polyethylene materials extrudes and forms.
3 lapping layers: lapping layer uses polyester belt.
4 shieldings: shielding uses wrapped compound copper-plastics band to weave proof copper-wire braided layer again.
5 sheaths: sheath uses TPO to extrude and forms.
Conductor uses many soft round copper wires to be made by twisting, and (the optional trade mark is the outside extruded insulation layer of conductor
The cable insulating material of FPE150-3).Each insulated wire cores is twisted into cable core, the outer wrapped lapping layer of cable core.Wrapped
Each insulated wire cores is tightly bound in together by layer, and cable core has been carried out stabilized treatment.Metal is used outside lapping layer
Not less than 25% and the count of proof copper-wire braided layer is not less than 80% to put up rate with lapping layer.Squeeze outside metallic shield
Jacket, sheath uses thermoplastic olefin material (the optional trade mark is the cable jacket material of HW461).
The cable of the present embodiment, its manufacture method such as Fig. 2, including step:
1) conductor is manufactured: according to the requirement of conductor lines footpath, use many soft round copper wires to be made by twisting；The strand of conductor
Close lay ratio and be not more than 20 times.
2) manufacture core: employing extrudes mode and insulating barrier is wrapped in outside conductor, constitute core；Extrusion way
Using squash type, it is ensured that insulation compactness, the core type of cooling uses sub-sectional cooling.
3) cable core is manufactured: many cores are made by twisting cable core, and stranding lay ratio is not more than 30 times；Outside cable core
Wrapped polyester belt, rate of putting up is not less than 15%.
4) parcel screen layer: metal tape lapping layer puts up rate not less than 25% and the count of proof copper-wire braided layer
Not less than 80%.
5) sheath is extruded: the cable core employing after shielding extrudes mode and restrictive coating is wrapped in outside cable core, constitutes electricity
Cable, the type of cooling uses sub-sectional cooling.
The use of this cable: cable laying is in regulator cubicle.
Electrical property:
1,20 DEG C of conductor DC resistances meet IEC60228 or GB/T3956 regulation.
2, ac voltage withstanding test: apply 1.0kV alternating voltage, continues 5min, and process of the test insulation does not punctures.
Mechanical performance:
1, mechanical performance before insulation ag(e)ing: tensile strength >=9.0Mpa, elongation at break >=125%.
2, mechanical performance (135 ± 3 DEG C, 7d) after insulation ag(e)ing: tensile strength and elongation at break rate of change≤
± 25%.
3, the aging front mechanical performance of sheath: tensile strength >=9.0Mpa, elongation at break >=125%.
4, the aging rear mechanical performance of sheath (100 ± 3 DEG C, 7d): tensile strength and elongation at break rate of change≤
± 40%.
5, insulation heat extends: 200 ± 3 DEG C, 10min, 20N/cm2Under the conditions of；Under load, maximum elongation rate is not
More than 175%, permanent elongation is not more than 15%.
Claims (3)
1., with a high electromagnetism interference cable in regulator cubicle, it is characterized in that structure is: conductor outer wrapping insulating barrier constitutes core, and many core stranded composition cable cores, cable core is enclosed with lapping layer, wraps up screen layer outside lapping layer again；Screen layer outer wrapping restrictive coating；
Described insulating barrier is to use insulation cross-linking polyethylene materials to extrude composition；
Described lapping layer uses polyester belt, and rate of putting up is not less than 15%；
Described screen layer includes two-layer, is the first screen layer and secondary shielding layer respectively；First screen layer outer wrapping secondary shielding layer；
Described first screen layer is the wrapped composition of compound copper-plastics band, and rate of putting up is not less than 25%；Secondary shielding layer is that proof copper-wire braided is constituted, and count is not less than 80%；
The material of described restrictive coating is thermoplastic olefin material；
Described thickness of insulating layer scope is 0.3mm～0.5mm.
With high electromagnetism interference cable in regulator cubicle the most according to claim 1, it is characterized in that described conductor uses many stranded modes, stranded lay ratio is not more than 20.
With high electromagnetism interference cable in regulator cubicle the most according to claim 1, it is characterized in that the lay ratio of many core stranded composition cable cores is not more than 30.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620147419.4U CN205609234U (en) | 2016-02-26 | 2016-02-26 | High anti -electromagnetic interference cable of regulator cubicle interior |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620147419.4U CN205609234U (en) | 2016-02-26 | 2016-02-26 | High anti -electromagnetic interference cable of regulator cubicle interior |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205609234U true CN205609234U (en) | 2016-09-28 |
Family
ID=56961735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620147419.4U Active CN205609234U (en) | 2016-02-26 | 2016-02-26 | High anti -electromagnetic interference cable of regulator cubicle interior |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205609234U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316678A (en) * | 2017-05-18 | 2017-11-03 | 常州船用电缆有限责任公司 | High temperature-resistant cable |
-
2016
- 2016-02-26 CN CN201620147419.4U patent/CN205609234U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107316678A (en) * | 2017-05-18 | 2017-11-03 | 常州船用电缆有限责任公司 | High temperature-resistant cable |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |