CN204270713U - A kind of multifunctional optical fiber composite medium-pressure cable - Google Patents
A kind of multifunctional optical fiber composite medium-pressure cable Download PDFInfo
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- CN204270713U CN204270713U CN201420831888.9U CN201420831888U CN204270713U CN 204270713 U CN204270713 U CN 204270713U CN 201420831888 U CN201420831888 U CN 201420831888U CN 204270713 U CN204270713 U CN 204270713U
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Abstract
The utility model provides a kind of multifunctional optical fiber composite medium-pressure cable, comprise cable sheath and be extruded in the cable core in cable sheath, filler is provided with between cable sheath and cable core, cable core comprises the conductive unit of three bunchys arranged in parallel be positioned in the middle part of it and is positioned at the optical fiber communication unit of conductive unit side, optical fiber communication unit comprises a root multimode fiber and a monomode fiber, conductive unit comprises the conductor wire core and the wrapped conductor shield on conductor wire core successively that are linked fasciculations by many copper wires, insulating barrier, insulation screen and copper strip shielding layer, cable sheath comprises belting layer and the wrapped inner covering on belting layer successively from inside to outside of coated filler, be mixed with armour and the oversheath of steel wire.The beneficial effects of the utility model are the electrical networks being applicable to 6kv to 35kv transmission line, integrate electric power transfer, Signal transmissions and sensing capability and insulative water-proof is functional.
Description
Technical field
The utility model belongs to photoelectricity composite electric wire field, especially relates to a kind of multifunctional optical fiber composite medium-pressure cable.
Background technology
The indivisible entirety that electric power system is made up of the production of electric energy, conversion, conveying, the link such as distribution and consumption, there is extremely close relation in development and people's daily life of itself and national economy.Along with the quickening of Process of Urbanization Construction process, the ratio of cable in electric power system is increasing, due to power load continue to increase and probability that the impact of other extraneous factor is broken down also increasing.In order to effectively prevent and the generation of minimizing accident, usual employing improves place capacity nargin, the running status of surveillance equipment and measure such as raising electrical management and technical merit etc., wherein by advanced monitoring technology, running status energy Timeliness coverage potential safety hazard and the generation avoiding accident of in-service monitoring equipment, ensure the safety and economic operation of electric power system, and the work of distributed optical fiber sensing technology to optical fiber and cable is monitored and is had natural advantage, multimode fiber can perception cable temperature as the transmission medium of optical information, by based on the cable security monitoring cable of Distributed Optical Fiber Sensing Techniques and the temperature parameter of multimode fiber, thus early warning is carried out to the safe operation of cable.In the urgent need to a kind of multifunctional optical fiber composite cable integrating electric power transfer, Signal transmissions and sensing capability in the process of construction of the now electrical network of 6kv to 35kv transmission line.
Innovation and creation content
Problem to be solved in the utility model is to provide a kind of electrical network being applicable to 6kv to 35kv transmission line, integrates electric power transfer, Signal transmissions and sensing capability and insulative water-proof multifunctional optical fiber composite medium-pressure cable of good performance.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of multifunctional optical fiber composite medium-pressure cable, comprise cable sheath and be extruded in the cable core in described cable sheath, filler is provided with between described cable sheath and described cable core, described cable core comprises the conductive unit of three bunchys arranged in parallel be positioned in the middle part of it and is positioned at the optical fiber communication unit of described conductive unit side, described optical fiber communication unit comprises a root multimode fiber and a monomode fiber, described conductive unit comprises the conductor wire core and the wrapped conductor shield on described conductor wire core successively that are linked fasciculations by many copper wires, insulating barrier, insulation screen and copper strip shielding layer, described cable sheath comprises belting layer and the wrapped inner covering on described belting layer successively from inside to outside of coated described filler, be mixed with armour and the oversheath of steel wire.
Further, described multimode fiber and described monomode fiber are all using vitreous fibre as the transmission medium of transmitting optical signal.
Further, described multimode fiber is layer-twisted type or the central beam tube type structure of multimode, and multimode fiber described herein is preferably layer-twisted type structure.
Further, described monomode fiber is layer-twisted type or the central beam tube type structure of single mode, and monomode fiber described herein is preferably layer-twisted type structure.
Further, described filler is the gasket for packing that water blocking yarn and glass fiber mix.
The advantage that the utility model has and good effect are: adopt technique scheme, the cable core comprising conductive unit and optical fiber communication unit has the complex function of electric power transfer and optical fiber communication concurrently, photoelectric integral, photoelectricity is avoided to repeat wiring, realize photoelectricity to construct simultaneously, construction period is short, saves operating expenses; Comprise the optical fiber communication unit of a root multimode fiber and a monomode fiber, adopt layer-twisted type structure and all using vitreous fibre as the transmission medium of transmitting optical signal, the diameter of optical fiber communication unit is little, and available fiber number is many, can provide optical communication signal for multiple user; Multimode fiber based on Distributed Optical Fiber Sensing Techniques can perception cable temperature as the transmission medium of optical information, be conducive to real-time early warning and localizing faults, ensures that electrical network normally runs; Optical fiber communication unit is arranged on the side of conductive unit, contributes to can not interacting in respective operation function and laid processes.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure:
1, cable sheath; 2, filler; 3, conductive unit;
4, multimode fiber; 5, monomode fiber; 11, belting layer;
12, inner covering; 13, armour; 14, oversheath;
31, conductor wire core; 32, conductor shield; 33, insulating barrier;
34, insulation screen; 35, copper strip shielding layer.
Embodiment
Below in conjunction with accompanying drawing, specific embodiment of the utility model is elaborated.
As shown in Figure 1, the utility model provides a kind of multifunctional optical fiber composite medium-pressure cable, the cable core comprising cable sheath 1 and be extruded in described cable sheath 1, filler 2 is provided with between described cable sheath 1 and described cable core, described cable core comprises the conductive unit 3 of three bunchys arranged in parallel be positioned in the middle part of it and is positioned at the optical fiber communication unit of described conductive unit 3 side, described optical fiber communication unit comprises a root multimode fiber 4 and a monomode fiber 5, described conductive unit 3 comprises the conductor wire core 31 and the wrapped conductor shield 32 on described conductor wire core 31 successively that are linked fasciculations by many copper wires, insulating barrier 33, insulation screen 34 and copper strip shielding layer 35, described cable sheath 1 comprises belting layer 11 and the wrapped inner covering 12 on described belting layer 11 successively from inside to outside of coated described filler 2, be mixed with armour 13 and the oversheath 14 of steel wire.
Described multimode fiber 4 and described monomode fiber 5 are all using vitreous fibre as the transmission medium of transmitting optical signal.
Described multimode fiber 4 is layer-twisted type or the central beam tube type structure of multimode, and multimode fiber 4 described herein is preferably layer-twisted type structure.
Described monomode fiber 5 is layer-twisted type or the central beam tube type structure of single mode, and monomode fiber 5 described herein is preferably layer-twisted type structure.
Described filler 2 is the gasket for packing that water blocking yarn and glass fiber mix.
The course of work of this example: the conductor wire core 31 getting many copper wire hinge joint fasciculations, at the outer wrapped conductor shield 32 being responsible for electric power transfer insulation being isolated successively of conductor wire core 31, insulating barrier 33 and insulation screen 34, outer wrapped by the copper strip shielding layer 35 of conductive unit 3 with optical fiber communication cell isolation at insulation screen 34, the multimode fiber 4 comprised by optical fiber communication unit and monomode fiber 5 are arranged on the side of conductive unit 3, conductive unit 3 and optical fiber communication unit matching filler 2 are coated in the belting layer 11 of cable sheath 1, at the outer wrapping lining-layer 12 successively of belting layer 11, strengthen the armour 13 of the utility model mechanical strength, at the outer wrapped oversheath 14 playing the effect of the protection that is isolated from the outside of armour 13.
Above an embodiment of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (5)
1. a multifunctional optical fiber composite medium-pressure cable, comprise cable sheath and be extruded in the cable core in described cable sheath, filler is provided with between described cable sheath and described cable core, it is characterized in that: described cable core comprises the conductive unit of three bunchys arranged in parallel be positioned in the middle part of it and is positioned at the optical fiber communication unit of described conductive unit side, described optical fiber communication unit comprises a root multimode fiber and a monomode fiber, described conductive unit comprises the conductor wire core and the wrapped conductor shield on described conductor wire core successively that are linked fasciculations by many copper wires, insulating barrier, insulation screen and copper strip shielding layer, described cable sheath comprises belting layer and the wrapped inner covering on described belting layer successively from inside to outside of coated described filler, be mixed with armour and the oversheath of steel wire.
2. multifunctional optical fiber composite medium-pressure cable according to claim 1, is characterized in that: described multimode fiber and described monomode fiber are all using vitreous fibre as the transmission medium of transmitting optical signal.
3. the multifunctional optical fiber composite medium-pressure cable according to any one of claim 1 or 2, is characterized in that: described multimode fiber is layer-twisted type or the central beam tube type structure of multimode.
4. the multifunctional optical fiber composite medium-pressure cable according to any one of claim 1 or 2, is characterized in that: described monomode fiber is layer-twisted type or the central beam tube type structure of single mode.
5. multifunctional optical fiber composite medium-pressure cable according to claim 1, is characterized in that: described filler is the gasket for packing that water blocking yarn and glass fiber mix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420831888.9U CN204270713U (en) | 2014-12-23 | 2014-12-23 | A kind of multifunctional optical fiber composite medium-pressure cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420831888.9U CN204270713U (en) | 2014-12-23 | 2014-12-23 | A kind of multifunctional optical fiber composite medium-pressure cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204270713U true CN204270713U (en) | 2015-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420831888.9U Active CN204270713U (en) | 2014-12-23 | 2014-12-23 | A kind of multifunctional optical fiber composite medium-pressure cable |
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| CN (1) | CN204270713U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107785114A (en) * | 2017-12-15 | 2018-03-09 | 四川汇蓝科技有限公司 | One kind is used for high flexibility midium voltage cable in offshore wind generating cabin |
| CN107845445A (en) * | 2017-11-27 | 2018-03-27 | 深圳市特发信息股份有限公司 | A kind of optical fiber composite medium-pressure cable and cable In-Line Temperature Measure System |
-
2014
- 2014-12-23 CN CN201420831888.9U patent/CN204270713U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107845445A (en) * | 2017-11-27 | 2018-03-27 | 深圳市特发信息股份有限公司 | A kind of optical fiber composite medium-pressure cable and cable In-Line Temperature Measure System |
| CN107785114A (en) * | 2017-12-15 | 2018-03-09 | 四川汇蓝科技有限公司 | One kind is used for high flexibility midium voltage cable in offshore wind generating cabin |
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| PP01 | Preservation of patent right |
Effective date of registration: 20200704 Granted publication date: 20150415 |
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| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
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| PP01 | Preservation of patent right | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20230704 Granted publication date: 20150415 |