CN204117662U - A kind of multi-functional composite medium-pressure power cable - Google Patents
A kind of multi-functional composite medium-pressure power cable Download PDFInfo
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- CN204117662U CN204117662U CN201420512690.4U CN201420512690U CN204117662U CN 204117662 U CN204117662 U CN 204117662U CN 201420512690 U CN201420512690 U CN 201420512690U CN 204117662 U CN204117662 U CN 204117662U
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Abstract
A kind of multi-functional composite medium-pressure power cable belongs to power cable technical field, particularly relates to a kind of 26/35kV and following multi-functional composite medium-pressure power cable.The utility model provides that a kind of antijamming capability is strong, good flame retardation effect, environmental protection multi-functional composite medium-pressure power cable.The utility model adopts following technical scheme, the utility model comprises signal controlling core, data transmission fiber core and three conductor wire cores, its structural feature signal controlling core, data transmission fiber core and three conductor wire cores are wrapped in low-smoke bittern-free highly fire-proof twining package tape, for low-smoke bittern-free highly fire-proof extrudes inner cushion layer outside low-smoke bittern-free highly fire-proof twining package tape, it is copper strips turnkey screen that low-smoke bittern-free highly fire-proof extrudes outside inner cushion layer, for low-smoke bittern-free highly fire-proof extrudes separation sleeve outside copper strips turnkey screen, it is double-deck zinc-plated steel-tape armouring that low-smoke bittern-free highly fire-proof extrudes outside separation sleeve, for low-smoke bittern-free highly fire-proof extrudes oversheath outside double-deck zinc-plated steel-tape armouring.
Description
Technical field
The utility model belongs to power cable technical field, particularly relates to a kind of 26/35kV and following multi-functional composite medium-pressure power cable.
Background technology
In electric power system is built, long range propagation mainly relies on aerial cable, and electric power is registered one's residence main by low-voltage cable, and the electric power transfer of mid portion has mainly been come by midium voltage cable.Therefore, it is large that medium-pressure power cable also has transmission capacity, carry the feature of half path length, this has also just had higher requirement to the safe class of medium voltage power lines, also increase the maintenance cost of circuit simultaneously, therefore need have an on-line checkingi function and distant signal controlling functions to this circuit, this is extremely important for mains electricity safe transmission.Way is in the past that by artificial inspection, this way labor intensive intensity is large and efficiency is low, simultaneously because the large ignorance of labour intensity, undetected risk are also very large.Medium-pressure power cable applicable situation is generally city electric power transfer, and land resource is in short supply and expensive.For being three-line parallel laying before electric power, signal controlling and communication line but nonintervention mutually, namely a power transfer corridors has been built, also in the construction of construction two bars control circuit and communication line, so not only to waste land resource but also wasting manpower and material resources.Recent years is along with country is to telecommunications network, radio network, the increasing of the Internet integration of three networks promotion efficiency, the construction of intelligent grid is also in positive follow-up, there has been multiple provinces and cities promotion and application optical fiber combined intelligent power cable in the current whole nation, this cable is exactly place fiber optic cables when producing power cable at cable core position, to realize the combination of optical fiber and cable, photoelectric unification is completed with a cable, avoid repeating wiring, cost-saving, selected optical fiber is also all the monomode fiber adopting B1 and B4 class, in the production of above-mentioned cable and installation process, due to constantly bending and stretching, optical fiber can be caused to break or bending loss excessive, affect the transmission of signal data, remote signal controlling can not be completed.
Summary of the invention
The utility model is exactly for the problems referred to above, provide that a kind of antijamming capability is strong, good flame retardation effect, environmental protection multi-functional composite medium-pressure power cable.
For achieving the above object, the utility model adopts following technical scheme, the utility model comprises signal controlling core, data transmission fiber core and three conductor wire cores, its structural feature signal controlling core, data transmission fiber core and three conductor wire cores are wrapped in low-smoke bittern-free highly fire-proof twining package tape, for low-smoke bittern-free highly fire-proof extrudes inner cushion layer outside low-smoke bittern-free highly fire-proof twining package tape, it is copper strips turnkey screen that low-smoke bittern-free highly fire-proof extrudes outside inner cushion layer, for low-smoke bittern-free highly fire-proof extrudes separation sleeve outside copper strips turnkey screen, it is double-deck zinc-plated steel-tape armouring that low-smoke bittern-free highly fire-proof extrudes outside separation sleeve, for low-smoke bittern-free highly fire-proof extrudes oversheath outside double-deck zinc-plated steel-tape armouring.
As a kind of preferred version, the gap-fill in low-smoke bittern-free highly fire-proof twining package tape described in the utility model between signal controlling core, data transmission fiber core, conductor wire core has low-smoke bittern-free highly fire-proof packing.
As another kind of preferred version, conductor wire core described in the utility model is followed successively by circular twisted copper conductors, cross-linking type semicrystalline polyolefin conduction internal shield, crosslinked polyetylene insulated layer, cross-linking type semiconductive polyolefine as external shielding layer, shielding copper strips from inside to outside.
As another kind of preferred version, data transmission fiber core described in the utility model is followed successively by UV curing optical fiber, PBT Loose tube, phosphating steel wire armouring, halogen-free flameproof band, low smoke halogen-free flame-retardant polyolefin oversheath from inside to outside.
As another kind of preferred version, in the gap between phosphating steel wire armouring described in the utility model and PBT Loose tube outer wall, in the gap of phosphating steel wire armouring and halogen-free flameproof band inwall, be filled with factice for filling cables.
As another kind of preferred version, UV curing optical fiber described in the utility model is seven, is filled with fiber filling gel between UV curing optical fiber and PBT Loose tube.
As another kind of preferred version, UV curing optical fiber described in the utility model adopts the category-A optical fiber in B6 class.
Secondly, signal controlling core described in the utility model is followed successively by that low-smoke bittern-free highly fire-proof extrudes inner cushion layer, proof copper-wire braided screen, copper strips lapped shielding layer, low-smoke bittern-free highly fire-proof extrude outer jacket from inside to outside; Low-smoke bittern-free highly fire-proof extrudes the conductor that inner cushion layer parcel outside is crosslinked polyetylene insulated layer.
In addition, conductor described in the utility model is many, between each conductor and conductor and low-smoke bittern-free highly fire-proof extrude between inner cushion layer and be filled with gasket for packing.
The utility model beneficial effect.
The utility model conductor wire core plays the effect of electric power transfer; Fibre optic data transmission lines core plays the function of transfer of data and cable thermometric; Signal controlling core can carry out the effect of Long-distance Control to equipment for the data message collected, the fault of process in time and adjustment far-end.Therefore, the utility model integrates electric power transfer, signal controlling, transfer of data and cable temp sensing function, well solve cable in electric power transfer process, the aspect data acquisitions such as transfer of data, signal controlling, cable thermometric not in time, inaccurate, unstable, signal controlling not in time, can not remote-operated problem.
In addition, the copper strips turnkey shielding that the utility model increases at cable core, further increases the antijamming capability of whole cable.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described further.The utility model protection range is not only confined to the statement of following content.
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model data transmission fiber core structure schematic diagram.
Fig. 3 is the utility model signal controlling core structure schematic diagram.
In FIG, the circular twisted copper conductors of 1-; 2-cross-linking type semicrystalline polyolefin conduction internal shield; The crosslinked polyetylene insulated layer of 3-; 4-cross-linking type semiconductive polyolefine as external shielding layer; 5-low-smoke bittern-free highly fire-proof packing; 6-shields copper strips; 7-low-smoke bittern-free highly fire-proof twining package tape; 8-low-smoke bittern-free highly fire-proof extrudes inner cushion layer; 9-copper strips turnkey screen; 10-low-smoke bittern-free highly fire-proof extrudes separation sleeve; The double-deck zinc-plated steel-tape armouring of 11-; 12-low-smoke bittern-free highly fire-proof extrudes oversheath; 13-fibre optic data transmission lines core; 14-signal controlling core.
In fig. 2,21-UV curing optical fiber; 22-fiber filling gel; 23-PBT Loose tube; 24-factice for filling cables; 25-phosphating steel wire armouring; 26-halogen-free flameproof band; 27-low smoke halogen-free flame-retardant polyolefin oversheath.
In figure 3,31-conductor; The crosslinked polyetylene insulated layer of 32-; 33-PP gasket for packing; 34-low-smoke bittern-free highly fire-proof extrudes inner cushion layer; 35-proof copper-wire braided screen; 36-copper strips lapped shielding layer; 37-low-smoke bittern-free highly fire-proof extrudes outer jacket.
Embodiment
As shown in the figure, the utility model comprises signal controlling core, data transmission fiber core and three conductor wire cores, its structural feature signal controlling core, data transmission fiber core and three conductor wire cores are wrapped in low-smoke bittern-free highly fire-proof twining package tape, for low-smoke bittern-free highly fire-proof extrudes inner cushion layer outside low-smoke bittern-free highly fire-proof twining package tape, it is copper strips turnkey screen that low-smoke bittern-free highly fire-proof extrudes outside inner cushion layer, for low-smoke bittern-free highly fire-proof extrudes separation sleeve outside copper strips turnkey screen, it is double-deck zinc-plated steel-tape armouring that low-smoke bittern-free highly fire-proof extrudes outside separation sleeve, for low-smoke bittern-free highly fire-proof extrudes oversheath outside double-deck zinc-plated steel-tape armouring.
Described three conductor wire cores can adopt concentric-type cabling.
Gap-fill in described low-smoke bittern-free highly fire-proof twining package tape between signal controlling core, data transmission fiber core, conductor wire core has low-smoke bittern-free highly fire-proof packing.
Described conductor wire core is followed successively by circular twisted copper conductors, cross-linking type semicrystalline polyolefin conduction internal shield, crosslinked polyetylene insulated layer, cross-linking type semiconductive polyolefine as external shielding layer, shielding copper strips from inside to outside.
Described data transmission fiber core is followed successively by UV curing optical fiber, PBT Loose tube, factice for filling cables, phosphating steel wire armouring, halogen-free flameproof band, low smoke halogen-free flame-retardant polyolefin oversheath from inside to outside.Wrapped phosphating steel wire armouring, substantially increases tensile strength and the bending resistance of this core, guarantees that in use procedure, optical fiber cable core is not pulled off.
Described UV curing optical fiber is seven, is filled with fiber filling gel between UV curing optical fiber and PBT Loose tube.
Described UV curing optical fiber adopts the category-A optical fiber in B6 class.Category-A optical fiber in B6 class is applicable to 0, E, S, C and L-band (1260nm-1625nm), meet whole transmission characteristics of B1 type optical fiber, and be better than B1 class and B4 type optical fiber in macrobending loss parameter, bending radius can get less value, and laser propagation effect is better.
Described signal controlling core is followed successively by that low-smoke bittern-free highly fire-proof extrudes inner cushion layer, proof copper-wire braided screen, copper strips lapping layer, low-smoke bittern-free highly fire-proof extrude outer jacket from inside to outside; Low-smoke bittern-free highly fire-proof extrudes the conductor that inner cushion layer parcel outside is crosslinked polyetylene insulated layer.Adopt proof copper-wire braided and the wrapped two-layer compound shielding of copper strips, substantially increase the antijamming capability of this core, fundamentally solve electric jamming problem each other, ensure that control signal can accurately be implemented.Inner cushion layer described in the utility model and outer jacket, all adopt low-smoke bittern-free highly fire-proof layer, good flame retardation effect, environment friendly and pollution-free.
Described conductor is many, between each conductor and conductor and low-smoke bittern-free highly fire-proof extrude between inner cushion layer and be filled with gasket for packing.
The packing of the utility model cable, belting layer, inner cushion layer, separation sleeve, oversheath all adopt low smoke halogen-free flame-retardant polyolefin, when breaking out of fire, the halogen acid gas burst size that can ensure burns produces is little, and smoke density is low, farthest reduces the injury of fire to personnel and equipment; In addition, owing to adopting resistant environmental low-smoke halogen-free flame polyolefine material, effectively reduce product to the impact of environment.
Be understandable that, above about specific descriptions of the present utility model, the technical scheme described by the utility model embodiment is only not limited to for illustration of the utility model, those of ordinary skill in the art is to be understood that, still can modify to the utility model or equivalent replacement, to reach identical technique effect; Needs are used, all within protection range of the present utility model as long as meet.
Claims (9)
1.
a kind of multi-functional composite medium-pressure power cable, comprise signal controlling core, data transmission fiber core and three conductor wire cores, it is characterized in that signal controlling core, data transmission fiber core and three conductor wire cores are wrapped in low-smoke bittern-free highly fire-proof twining package tape, for low-smoke bittern-free highly fire-proof extrudes inner cushion layer outside low-smoke bittern-free highly fire-proof twining package tape, it is copper strips turnkey screen that low-smoke bittern-free highly fire-proof extrudes outside inner cushion layer, for low-smoke bittern-free highly fire-proof extrudes separation sleeve outside copper strips turnkey screen, it is double-deck zinc-plated steel-tape armouring that low-smoke bittern-free highly fire-proof extrudes outside separation sleeve, for low-smoke bittern-free highly fire-proof extrudes oversheath outside double-deck zinc-plated steel-tape armouring.
2.
according to claim 1, a multi-functional composite medium-pressure power cable, is characterized in that the gap-fill in described low-smoke bittern-free highly fire-proof twining package tape between signal controlling core, data transmission fiber core, conductor wire core has low-smoke bittern-free highly fire-proof packing.
3.
according to claim 2, a multi-functional composite medium-pressure power cable, is characterized in that described conductor wire core is followed successively by circular twisted copper conductors, cross-linking type semicrystalline polyolefin conduction internal shield, crosslinked polyetylene insulated layer, cross-linking type semiconductive polyolefine as external shielding layer, shielding copper strips from inside to outside.
4.
according to claim 3, a multi-functional composite medium-pressure power cable, is characterized in that described data transmission fiber core is followed successively by UV curing optical fiber, PBT Loose tube, phosphating steel wire armouring, halogen-free flameproof band, low smoke halogen-free flame-retardant polyolefin oversheath from inside to outside.
5.
according to claim 4, a multi-functional composite medium-pressure power cable, is characterized in that in the gap between described phosphating steel wire armouring and PBT Loose tube outer wall, be filled with factice for filling cables in the gap of phosphating steel wire armouring and halogen-free flameproof band inwall.
6.
according to claim 5, a multi-functional composite medium-pressure power cable, is characterized in that described UV curing optical fiber is seven, be filled with fiber filling gel between UV curing optical fiber and PBT Loose tube.
7.
according to claim 6, a multi-functional composite medium-pressure power cable, is characterized in that described UV curing optical fiber adopts the category-A optical fiber in B6 class.
8.
according to claim 7, a multi-functional composite medium-pressure power cable, is characterized in that described signal controlling core is followed successively by that low-smoke bittern-free highly fire-proof extrudes inner cushion layer, proof copper-wire braided screen, copper strips lapped shielding layer, low-smoke bittern-free highly fire-proof extrude outer jacket from inside to outside; Low-smoke bittern-free highly fire-proof extrudes the conductor that inner cushion layer parcel outside is crosslinked polyetylene insulated layer.
9.
according to claim 8, a multi-functional composite medium-pressure power cable, is characterized in that described conductor is many, between each conductor and conductor and low-smoke bittern-free highly fire-proof extrude between inner cushion layer and be filled with gasket for packing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201420512690.4U CN204117662U (en) | 2014-09-09 | 2014-09-09 | A kind of multi-functional composite medium-pressure power cable |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420512690.4U CN204117662U (en) | 2014-09-09 | 2014-09-09 | A kind of multi-functional composite medium-pressure power cable |
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| CN204117662U true CN204117662U (en) | 2015-01-21 |
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| CN201420512690.4U Active CN204117662U (en) | 2014-09-09 | 2014-09-09 | A kind of multi-functional composite medium-pressure power cable |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104575831A (en) * | 2015-01-28 | 2015-04-29 | 沈阳长城电缆实业有限公司 | Intelligent and environment-friendly type power cable with aluminum alloy cores |
| CN105405524A (en) * | 2015-12-22 | 2016-03-16 | 上海朗达电缆（集团）有限公司 | Fire-resistant optical fiber composite medium-voltage cable and manufacturing process of fire-resistant optical fiber composite medium-voltage cable |
| CN106340348A (en) * | 2016-11-14 | 2017-01-18 | 广州市宇洪电线电缆实业有限公司 | High-flame-retardant fireproof wiring cable for intelligent grid and client connection |
| CN110853813A (en) * | 2019-11-27 | 2020-02-28 | 安徽四惠电缆有限公司 | Power supply cable of quick charging pile and manufacturing method thereof |
-
2014
- 2014-09-09 CN CN201420512690.4U patent/CN204117662U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104575831A (en) * | 2015-01-28 | 2015-04-29 | 沈阳长城电缆实业有限公司 | Intelligent and environment-friendly type power cable with aluminum alloy cores |
| CN105405524A (en) * | 2015-12-22 | 2016-03-16 | 上海朗达电缆（集团）有限公司 | Fire-resistant optical fiber composite medium-voltage cable and manufacturing process of fire-resistant optical fiber composite medium-voltage cable |
| CN105405524B (en) * | 2015-12-22 | 2018-03-16 | 上海朗达电缆（集团）有限公司 | A kind of fire resisting optical fiber composite medium-pressure cable and its manufacture craft |
| CN106340348A (en) * | 2016-11-14 | 2017-01-18 | 广州市宇洪电线电缆实业有限公司 | High-flame-retardant fireproof wiring cable for intelligent grid and client connection |
| CN110853813A (en) * | 2019-11-27 | 2020-02-28 | 安徽四惠电缆有限公司 | Power supply cable of quick charging pile and manufacturing method thereof |
| CN110853813B (en) * | 2019-11-27 | 2021-09-28 | 安徽四惠电缆有限公司 | Power supply cable of quick charging pile and manufacturing method thereof |
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