CN205004099U - Photoelectric cables for track traffic - Google Patents
Photoelectric cables for track traffic Download PDFInfo
- Publication number
- CN205004099U CN205004099U CN201520459748.8U CN201520459748U CN205004099U CN 205004099 U CN205004099 U CN 205004099U CN 201520459748 U CN201520459748 U CN 201520459748U CN 205004099 U CN205004099 U CN 205004099U
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- CN
- China
- Prior art keywords
- track traffic
- compound cable
- photoelectric compound
- conductor
- cable according
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000004020 conductor Substances 0.000 claims abstract description 29
- 238000009413 insulation Methods 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims description 42
- 229910052751 metal Inorganic materials 0.000 claims description 42
- 150000001875 compounds Chemical class 0.000 claims description 20
- 239000000835 fiber Substances 0.000 claims description 18
- 239000013307 optical fiber Substances 0.000 claims description 13
- 230000004888 barrier function Effects 0.000 claims description 12
- 229920000098 polyolefin Polymers 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 239000006071 cream Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 238000000746 purification Methods 0.000 claims description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 2
- 239000003063 flame retardant Substances 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 2
- 238000005253 cladding Methods 0.000 abstract 1
- 230000009977 dual effect Effects 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 230000011664 signaling Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 230000001681 protective effect Effects 0.000 description 4
- 239000004698 Polyethylene Substances 0.000 description 3
- -1 polyethylene Polymers 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 239000000779 smoke Substances 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Communication Cables (AREA)
- Insulated Conductors (AREA)
Abstract
The utility model discloses a photoelectric cables for track traffic, photoelectric cables for track traffic includes the conductor, the surface of conductor by interior and outward in proper order the cladding have conductor shield, insulating layer, insulation screen, iron shielded layer and sheath. The utility model discloses organically combine electric power system and signal system to be in the same place, messenger's cable has power transmission and data signaling's dual function, has still reduced the cost that lays simultaneously, has improved the efficiency of laying.
Description
Technical field
The utility model relates to a kind of cable, is specifically related to a kind of voltage 35 kilovolts and following with fiber unit, has the photoelectric compound cable of the functions such as track traffic electric power conveying and optical communication.
Background technology
In Feeding System of Urban Rail Transit, no matter be the secondary power supply system adopting 110/35kV, or adopt three grades of power supply systems of 110/35/10kV, have a large amount of 35kV and following power cable along between elevated region or cable trench lay, by the power delivery of 110kV main transformer station to each traction, stepdown substation.So the performance of 35kV and following power cable, produce great impact by the fail safe of electric power system.In order to the performance of effective monitoring power cable, the normal signal transmission apparatus such as temperature sensing optical fiber that adopt are monitored power cable, improve the stability of electric power system, have ensured the normal operation of track traffic.
Though there is at present the product that electrical power transmission system and signal system combine, but due to the particularity of class of track communications and transportation, so the photoelectric compound cable that can apply to class of track communications and transportation does not also have.
Utility model content
The utility model in order to solve the problem, thus provides a kind of track traffic photoelectric compound cable.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of track traffic photoelectric compound cable, described track traffic photoelectric compound cable comprises conductor, and the outer surface of described conductor is coated with conductor shield, insulating barrier, insulation screen, metal screen layer and sheath from inside to outside successively.
In a preferred embodiment of the present utility model, described conductor was formed by multiple conducting wires stranded pressing.
In a preferred embodiment of the present utility model, described conductor shield is semiconductive polyolefin screen.
In a preferred embodiment of the present utility model, described insulation screen is semiconductive polyolefin screen.
In a preferred embodiment of the present utility model, described insulating barrier is the crosslinked polyetylene insulated layer of purification.
In a preferred embodiment of the present utility model, described metal screen layer is the wrapped metal screen layer of copper strips.
In a preferred embodiment of the present utility model, described sheath is made up of one or more in inner covering, armour, flame-retardant layer and oversheath.
In a preferred embodiment of the present utility model, between described metal screen layer and sheath, be also provided with two metal sleeve fiber units.
In a preferred embodiment of the present utility model, metal sleeve fiber unit comprises from inside to outside successively: the fine cream of optical fiber, high viscosity hydrogen evolution and metal sleeve.
By technique scheme, the beneficial effects of the utility model are:
Electric power system and signal system organically combine by the utility model, cable are had transmit electric power and the dual-use function of data-signal transmission, also reduce the cost laid simultaneously, improve the efficiency of laying.
In addition, the utility model can carry out collection and the Automated condtrol Signal transmissions of operation of power networks data.The ampacity of real-time monitoring power electric cable, and the fault origination point of accurate positioning cable, be convenient to timely repairing.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of embodiment 1;
Fig. 2 is the structural representation of embodiment 2.
Fig. 3 is the structural representation of metal sleeve fiber unit.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
Embodiment 1
See Fig. 1, the track traffic photoelectric compound cable that the present embodiment provides, it comprises conductor 110, conductor shield 120, insulating barrier 130, insulation screen 140, metal screen layer 150, metal sleeve fiber unit 160 and oversheath 170 from inside to outside successively.
Conductor 110 specifically forms a circular copper conductors by multiple conducting wires stranded pressing, and makes wire Contact good like this, reduces contact resistance.
Insulating barrier 130, it is for the protection of the insulating properties of conductor 110, and it is specially the crosslinked polyetylene insulated layer of purification.
Metal screen layer 150, it is specially the wrapped metal screen layer of copper strips.
In order to eliminate the partial discharge formed because of non-uniform electric, conductor shield 120 is provided with between conductor 110 and insulating barrier 130, between insulating barrier 130 and metal screen layer 150, be provided with insulation screen 140, conductor shield 120 and insulation screen 140 are semiconductive polyolefin screen.
Oversheath 170, it is protective housing, its specifically can adopt in pvc sheathing compound, polyethylene sheath material and low-smoke halogen-free polyolefin protective cover material one or more make.
Between metal screen layer 150 and oversheath 170, be also provided with two metal sleeve fiber units 160, metal sleeve fiber unit 160 can realize the combination of electric power system and signal system, and efficiency is laid in reduction cable laying cost and raising.
See Fig. 3, metal sleeve fiber unit 160 comprises optical fiber 310, the fine cream 320 of high viscosity hydrogen evolution and metal pipe sleeve 330 from inside to outside successively.
As required, optical fiber 310 can adopt one or more data communication optical fiber, temperature sensing optical fiber or mechanics sensor fibre; Metal pipe sleeve 330 adopts that sheet metal strip is shaping to be welded; The application of metal sleeve 330 can protect optical fiber from external interference, makes fiber unit have the features such as high temperature resistant, corrosion-resistant and certain mechanical strength.
Embodiment 2
See Fig. 2, the track traffic photoelectric compound cable that the present embodiment provides, it comprises conductor 210, conductor shield 220, insulating barrier 230, insulation screen 240, metal screen layer 250, inner covering 260, metal sleeve fiber unit 270, armour 280 and oversheath 290 from inside to outside successively.
Conductor 210 specifically forms a circular copper conductors by multiple conducting wires stranded pressing, and makes wire Contact good like this, reduces contact resistance.
Insulating barrier 230, it is for the protection of the insulating properties of conductor 210, and it is specially the crosslinked polyetylene insulated layer of purification.
Metal screen layer 250, it is specially the wrapped metal screen layer of copper strips.
In order to eliminate the partial discharge formed because of non-uniform electric, conductor shield 220 is provided with between conductor 210 and insulating barrier 230, between insulating barrier 230 and metal screen layer 250, be provided with insulation screen 240, conductor shield 220 and insulation screen 240 are semiconductive polyolefin screen.
Oversheath 290, one or more specifically adopting in pvc sheathing compound, polyethylene sheath material and low-smoke halogen-free polyolefin protective cover material are made.
Inner covering 260, metal sleeve fiber unit 270, armour 280 is provided with successively between metal screen layer 250 and oversheath 290.
Inner covering 260 specifically adopt in pvc sheathing compound, polyethylene sheath material and low-smoke halogen-free polyolefin protective cover material one or more make.
Armour 280 specifically adopts metal tape or wire to be wound around and makes.
In order to realize the combination of electric power system and signal system, efficiency is laid in reduction cable laying cost and raising, is also provided with two metal sleeve fiber units 270 in armour 280.
See Fig. 3, metal sleeve fiber unit 270 comprises optical fiber 310, the fine cream 320 of high viscosity hydrogen evolution and metal pipe sleeve 330 from inside to outside successively.
As required, optical fiber 310 can adopt one or more data communication optical fiber, temperature sensing optical fiber or mechanics sensor fibre; Metal pipe sleeve 330 adopts that sheet metal strip is shaping to be welded; The application of metal sleeve 330 can protect optical fiber from external interference, makes fiber unit have the features such as high temperature resistant, corrosion-resistant and certain mechanical strength.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (8)
1. a track traffic photoelectric compound cable, it is characterized in that, described track traffic photoelectric compound cable comprises conductor, the outer surface of described conductor is coated with conductor shield, insulating barrier, insulation screen, metal screen layer and sheath from inside to outside successively, is also provided with two metal sleeve fiber units between described metal screen layer and sheath.
2. a kind of track traffic photoelectric compound cable according to claim 1, is characterized in that, described conductor was formed by multiple conducting wires stranded pressing.
3. a kind of track traffic photoelectric compound cable according to claim 1, is characterized in that, described conductor shield is semiconductive polyolefin screen.
4. a kind of track traffic photoelectric compound cable according to claim 1, is characterized in that, described insulation screen is semiconductive polyolefin screen.
5. a kind of track traffic photoelectric compound cable according to claim 1, is characterized in that, described insulating barrier is the crosslinked polyetylene insulated layer of purification.
6. a kind of track traffic photoelectric compound cable according to claim 1, is characterized in that, described metal screen layer is the wrapped metal screen layer of copper strips.
7. a kind of track traffic photoelectric compound cable according to claim 1, it is characterized in that, described sheath is made up of one or more in inner covering, armour, flame-retardant layer and oversheath.
8. a kind of track traffic photoelectric compound cable according to claim 1, it is characterized in that, metal sleeve fiber unit comprises from inside to outside successively: the fine cream of optical fiber, high viscosity hydrogen evolution and metal sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520459748.8U CN205004099U (en) | 2015-06-30 | 2015-06-30 | Photoelectric cables for track traffic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520459748.8U CN205004099U (en) | 2015-06-30 | 2015-06-30 | Photoelectric cables for track traffic |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205004099U true CN205004099U (en) | 2016-01-27 |
Family
ID=55160977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520459748.8U Expired - Fee Related CN205004099U (en) | 2015-06-30 | 2015-06-30 | Photoelectric cables for track traffic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205004099U (en) |
-
2015
- 2015-06-30 CN CN201520459748.8U patent/CN205004099U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160127 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |