CN206893321U - Cloud rail high temperature flexible cable - Google Patents
Cloud rail high temperature flexible cable Download PDFInfo
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- CN206893321U CN206893321U CN201720701981.1U CN201720701981U CN206893321U CN 206893321 U CN206893321 U CN 206893321U CN 201720701981 U CN201720701981 U CN 201720701981U CN 206893321 U CN206893321 U CN 206893321U
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- flexible cable
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Abstract
The utility model patent discloses cloud rail high temperature flexible cable, cloud rail high temperature flexible cable, includes successively from the inside to the outside：Multimode fibre, conductor, the first wheat drawstring, insulating barrier, enhancement layer, the second wheat drawstring, screen layer, wheat, barley and highland barley drawstring and oversheath；The conductor is first layered bundle strand by the copper wire that 69 string diameters are 0.145mm, after according to 1+6+12+18+24 structure using twisted in the same direction；Innermost layer pitch is 41~50mm, and it is 61~75mm to face internal layer pitch, and secondary internal layer pitch is 76~95mm, and outer layer pitch is 85~109mm, and the external diameter of twisted rear conductor is not more than 11.0mm, and innermost layer center adds the multimode fibre of a thermometric monitoring.The utility model has the characteristics that compact-sized, good bending property, superior electrical property, higher anti-outside electromagnetic interference, high temperature resistant.
Description
Technical field
The utility model patent is related to cloud rail high temperature flexible cable.
Background technology
With the development of City Rail Transit System, the requirement to the use environment and performance of cable for rail transit is more next
It is higher.It is required that on the premise of cable performance is ensured, reduce the insulation thickness of cable and the diameter of conductor as far as possible, carry
High-temperature resistant, oil resistant, corrosion-resistant, rub resistance, resistance to environmental rating, while require that insulation, sheath material have low-smoke non-halogen flame-retardant etc.
Environmental performance.As the space of urban track traffic instrument is gradually reduced, the structure of cable is more and more compacter, electrical to cable
Energy, mechanical property requirements more and more higher, existing cable structure can not meet the requirement.
Utility model content
The utility model patent purpose is to provide cloud rail high temperature flexible cable.
Realizing the technical scheme of the utility model purpose is：Cloud rail high temperature flexible cable, includes successively from the inside to the outside：Multimode
Optical fiber, conductor, the first wheat drawstring, insulating barrier, enhancement layer, the second wheat drawstring, screen layer, wheat, barley and highland barley drawstring and oversheath；It is described
Conductor is first layered bundle strand by the copper wire that 69 string diameters are 0.145mm, after according to 1+6+12+18+24 structure using twisted in the same direction；
Innermost layer pitch is 41~50mm, and it is 61~75mm to face internal layer pitch, and secondary internal layer pitch is 76~95mm, and outer layer pitch is 85
~109mm, the external diameter of twisted rear conductor are not more than 11.0mm, and innermost layer center adds the multimode fibre of a thermometric monitoring.
The thickness thinnest point of the insulating barrier is 1.5mm, average thickness 1.8mm；By multimode fibre, conductor, the first wheat
Drawstring, the insulated wire cores external diameter of insulating barrier composition are not more than 15.4mm；The enhancement layer winds for aramid fiber yarn；Second wheat is drawn
Band cap rate is not less than 15%, thickness 0.10mm, width 30mm；Core external diameter is not more than 15.7mm after wrapped second wheat drawstring.
The conductor is to meet the 6th kind of annealing copper conductor specified in EN60288；The first wheat drawstring, the second wheat are drawn
Band and wheat, barley and highland barley drawstring are flame-proof environmental protection reinforced non-woven fabrics.
The screen layer is tinned copper wire braid shielded.
The oversheath thickness thinnest point is 1.2mm, average thickness 1.5mm, and external diameter is not more than 19.6mm.
Using above-mentioned technical proposal, the utility model patent has the advantages that：(1) the utility model cable is single
Core shielding construction, the structure that conductor is pressed using bundle strand in the same direction layering, on the premise of 20 DEG C of D.C. resistances of conductor are met, reduce
Conductor diameter, structure in the same direction is more soft, bending property is superior.
(2) the utility model cable entire outer diameter is small, convenient transportation, is easy to construct.
(3) the utility model has higher anti-outside electromagnetic interference characteristic, and the second wheat drawstring cap rate is controlled 15%
More than, screen layer density has effectively obstructed outside electromagnetic interference more than 80%.
(4) the utility model can monitor the ginseng such as cable operating temperature, current-carrying capacity in real time by adding optical fiber in the conductor
Number.
Brief description of the drawings
In order that the content of the utility model patent is easier to be clearly understood, below according to specific embodiment and combine
Accompanying drawing, the utility model patent is described in further detail, wherein
Fig. 1 is structural representation of the present utility model.
In accompanying drawing marked as：Multimode fibre 1, conductor 2, the first wheat drawstring 3, insulating barrier 4, enhancement layer 5, the second wheat drawstring 6,
Screen layer 7, wheat, barley and highland barley drawstring 8, oversheath 9.
Embodiment
(embodiment 1)
See Fig. 1, the cloud rail high temperature flexible cable of the present embodiment, include successively from the inside to the outside：Multimode fibre 1, conductor 2,
One wheat drawstring 3, insulating barrier 4, enhancement layer 5, the second wheat drawstring 6, screen layer 7, wheat, barley and highland barley drawstring 8 and oversheath 9；Conductor is by 69
Root string diameter is that 0.145mm copper wire is first layered bundle strand, after according to 1+6+12+18+24 structure using twisted in the same direction；Internal layer pitch
For 41~50mm, it is 61~75mm to face internal layer pitch, and secondary internal layer pitch is 76~95mm, and outer layer pitch is 85~109mm, conductor
2 external diameter is not more than 11.0mm, and 20 DEG C of D.C. resistances are not more than 0.272 Ω/km；Innermost layer center adds a thermometric monitoring and used
Multimode fibre 1.Insulating barrier 4 is low-smoke non-halogen flame-retardant high electrical performance high-strength silicone rubber mixture, and the thickness thinnest point of insulating barrier 4 is
1.5mm, the average thickness of insulating barrier 3 are 1.8mm；Insulated wire cores external diameter is not more than 15.3mm；First wheat drawstring 3, the second wheat drawstring 6
Reinforced non-woven fabrics material is used with wheat, barley and highland barley drawstring 8, inwardly, cap rate is not less than 15%, thickness 0.10mm to its polyester side, wide
Spend 30mm；Core external diameter is not more than 15.7mm after wrapped second wheat drawstring 6.
Integrated artistic is wire drawing, and --- --- --- sheath is extruded in extrusion insulation --- shielding --- to twisted wire to synnema.Insulating barrier
4 color settings are white, connect the production of sulphur machine using 65+90；Steam pressure is 12MPa, and wire velocity control is in 5~6m/
min.Insulating barrier 4 extrude after test index be：Insulation thickness thinnest point is 1.5mm, average thickness 1.8mm, and intensity is not small
In 8.0MPa, elongation at break is not less than 300%, and heat extends no more than 200%；Connect sulphur machine extrusion oversheath 9 in 65+90, outside
The material of sheath 9 is low-smoke non-halogen flame-retardant high intensity High tear resistance silicon rubber mixture, and using cold-extruded, curing tube steam pressure is
12MPa, wire velocity control is in 5~6m/min；Test index is after oversheath 9 is extruded：The thickness thinnest point of oversheath 9 is 1.2mm,
Average thickness is 1.5mm, and external diameter is not more than 19.6mm, and intensity is not less than 300% not less than 8.0MPa, elongation at break；Heat is prolonged
Stretch no more than 200%.
Cable material therefor is environment-friendly materials, and reinforced non-woven fabrics material is satisfied by the resistance to mould characteristics of MIL850, cable
150 DEG C of the long-term maximum temperature of conductor, minimum -60 DEG C of the use environment temperature of cable, outside 3 times of cables of cable minimum bending radius
Footpath, cable have the characteristics that low-smoke non-halogen flame-retardant, high temperature resistant, wear-resisting, corrosion-resistant, acid and alkali-resistance, high flexibility.
Particular embodiments described above, the utility model patent purpose, technical scheme and beneficial effect are entered
One step describes in detail, should be understood that cloud rail high temperature flexible cable described above and production technology are only that the utility model is special
The specific embodiment of profit represents, and is not limited to the utility model patent, all spirit in the utility model patent and
Within principle, any modification, equivalent substitution and improvements done etc., should be included in the utility model patent protection domain it
It is interior.
Claims (5)
1. cloud rail high temperature flexible cable, it is characterised in that：Include successively from the inside to the outside：Multimode fibre (1), conductor (2), the first wheat
Drawstring (3), insulating barrier (4), enhancement layer (5), the second wheat drawstring (6), screen layer (7), wheat, barley and highland barley drawstring (8) and oversheath (9)；
The conductor (2) is first layered bundle strand by the copper wire that 69 string diameters are 0.145mm, after according to 1+6+12+18+24 structure using same
To twisted；Innermost layer pitch is 41~50mm, and it is 61~75mm to face internal layer pitch, and secondary internal layer pitch is 76~95mm, outer layer section
It is not more than 11.0mm away from the external diameter for 85~109mm, twisted rear conductor (2), piece thermometric monitoring of addition of innermost layer center
Multimode fibre (1).
2. cloud rail high temperature flexible cable according to claim 1, it is characterised in that：The thickness of the insulating barrier (4) is most thin
Point is 1.5mm, average thickness 1.8mm；It is made up of multimode fibre (1), conductor (2), the first wheat drawstring (3), insulating barrier (4)
Insulated wire cores external diameter is not more than 15.4mm；The enhancement layer (5) winds for aramid fiber yarn；Second wheat drawstring (6) cap rate is not
Less than 15%, thickness 0.10mm, width 30mm；Core external diameter is not more than 15.7mm to wrapped second wheat drawstring (6) afterwards.
3. cloud rail high temperature flexible cable according to claim 2, it is characterised in that：The conductor (2) is to meet EN60288
Specified in the 6th kind annealing copper conductor；The first wheat drawstring (3), the second wheat drawstring (6) and wheat, barley and highland barley drawstring (8) are fire-retardant
Environmentally friendly reinforced non-woven fabrics.
4. cloud rail high temperature flexible cable according to claim 3, it is characterised in that：The screen layer (7) is tinned copper wire
Braid shielded.
5. cloud rail high temperature flexible cable according to claim 4, it is characterised in that：Oversheath (9) the thickness thinnest point
For 1.2mm, average thickness 1.5mm, external diameter is not more than 19.6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701981.1U CN206893321U (en) | 2017-06-15 | 2017-06-15 | Cloud rail high temperature flexible cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701981.1U CN206893321U (en) | 2017-06-15 | 2017-06-15 | Cloud rail high temperature flexible cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206893321U true CN206893321U (en) | 2018-01-16 |
Family
ID=61318912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720701981.1U Active CN206893321U (en) | 2017-06-15 | 2017-06-15 | Cloud rail high temperature flexible cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206893321U (en) |
-
2017
- 2017-06-15 CN CN201720701981.1U patent/CN206893321U/en active Active
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