CN102314967B - Optical fiber composite low-voltage cable - Google Patents
Optical fiber composite low-voltage cable Download PDFInfo
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- CN102314967B CN102314967B CN2011101687741A CN201110168774A CN102314967B CN 102314967 B CN102314967 B CN 102314967B CN 2011101687741 A CN2011101687741 A CN 2011101687741A CN 201110168774 A CN201110168774 A CN 201110168774A CN 102314967 B CN102314967 B CN 102314967B
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- optical fiber
- fibre ribbon
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- voltage cable
- cable
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 83
- 239000002131 composite material Substances 0.000 title claims abstract description 45
- 239000004020 conductor Substances 0.000 claims abstract description 12
- 239000000835 fiber Substances 0.000 claims description 66
- 239000011241 protective layer Substances 0.000 claims description 38
- 230000004888 barrier function Effects 0.000 claims description 10
- 229920001903 high density polyethylene Polymers 0.000 claims description 8
- 239000004700 high-density polyethylene Substances 0.000 claims description 8
- 239000004698 Polyethylene Substances 0.000 claims description 7
- 230000008029 eradication Effects 0.000 claims description 7
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 7
- 239000004800 polyvinyl chloride Substances 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 229910052736 halogen Inorganic materials 0.000 claims description 6
- 150000002367 halogens Chemical class 0.000 claims description 6
- 239000000779 smoke Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000004760 aramid Substances 0.000 claims description 4
- 229920003235 aromatic polyamide Polymers 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 3
- 239000011152 fibreglass Substances 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 239000011777 magnesium Substances 0.000 claims description 3
- 239000004745 nonwoven fabric Substances 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- -1 polyethylene Polymers 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract 5
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- 238000000034 method Methods 0.000 description 6
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- 238000012546 transfer Methods 0.000 description 1
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Abstract
The invention belongs to the technical field of optical fiber cables and electric wire and cables, and in particular relates to an optical fiber composite low-voltage cable. The optical fiber composite low-voltage cable is characterized by comprising a plurality of insulation phase lines, a first protection layer, an optical fiber belt, a second protection layer and an outer protection layer, wherein the first protection layer covers the insulation phase lines; the optical fiber belt is distributed at the periphery of the outer part of the first protection layer; the second protection layer covers the optical fiber belt; the outer protection layer covers the second protection layer; a conductor is arranged in each insulation phase line; an insulation layer is arranged outside each insulation phase line; the optical fiber belt contains a plurality of optical fibers, and the axis of each optical fiber is parallel to the axis of a center reinforcement piece; the optical fiber belt clings to the first protection layer; in the cable, when only one optical fiber belt is provided, the head end and the tail end of the optical fiber belt are in end-to-end arrangement but not connected; when a plurality of optical fiber belts are provided, the head end of the posterior optical fiber belt is connected with the tail end of the previous optical fiber belt, and the tail end of the last optical fiber belt is connected with the head end of the first optical fiber belt. According to the invention, outer diameter and material consumption of the cable are reduced, heat emission of the cable hardly influences the optical fiber, and the product performance is more stable and reliable.
Description
Technical field
The invention belongs to optical fiber cable and technical field of electric wires and cables, especially relate to a kind of optical fiber composite low-voltage cable.
Background technology
Optical fiber composite low-voltage cable (OPLC) is another optical fiber composite cable product that State Grid Corporation of China carries out after overhead ground wire composite cable (OPGW), optical phase conductor (OPPC).This product light harvesting fibre, transmission of electricity copper cash, copper holding wire, for one, can solve the problems such as broadband access, equipment electricity consumption, emergency signal transmission; By EPON (PON) technology, can realize the transmission of data, voice, and video services and the transparent transmission of ammeter data, realize electric power remote meter reading based on technology of Internet of things, notify and pay the fees.The user can be by user side calling IP phone, online, order video program, watch HDTV (High-Definition Television), sets up the intelligent power family with the electrical network interaction.OPLC has the characteristics such as high reliability data transmission, price be low, easy to connect, advantage have external diameter little, lightweight, take up room little; Optical cable and power line, in one, are avoided the secondary wiring, reduce engineering cost; Product has good bending and anti-side pressure performance; Solved the communication issue of power network.Fiber composite power cable has consequence in the transfer of data of following home intelligence, office automation, digital transformer substation, industry control network.At present the OPLC market prospects are very good, State Grid Corporation of China now in its scope 20 of 14 provinces cities start the power optical fiber Pilot project construction of registering one's residence; After the pilot success, by spread, the electric power of newly-built community access from now on, all will adopt power optical fiber to register one's residence.South electric network also will take similar mode to carry out power optical fiber to family.According to 50Mbit/s use amount calculating per family, calculate thus, within 2010, the pilot demand is greatly about the 1800km left and right.To 2011 end of the years, after the power optical fiber of intelligent grid finishes to family (PFTTH) pilot, power grid enterprises will progressively promote the use of, and except New Dwelling, add the transformation of the original community of part, expect 2015, and demand will be over 200,000 kilometers.In addition, along with the development that advances intelligent grid, telecommunications network, broadcasting and television network, the Internet, realize the development that four nets merge, from future, along with the deep propelling that intelligent grid is built, country will continue to strengthen the promotion that four nets are merged on the basis of the integration of three networks, when the time comes, the use amount of OPLC will present the growth of explosion type, will become another important segmenting market in cable field.The application of existing optical fiber composite low-voltage cable both at home and abroad at present, but regrettably, the thick and optical cable unit of current product ubiquity external diameter and cable unit mix; Because the normal running environment of optical fiber is-40 degrees centigrade to+70 degrees centigrade, and the high temperature during cable operation can exceed above-mentioned scope usually, and therefore, the structure twisted together can't meet the requirement of reliability service.
Summary of the invention
In order to address the above problem, the purpose of this invention is to provide a kind of optical fiber composite low-voltage cable, it is realized by the following technical solutions:
A kind of optical fiber composite low-voltage cable, it is characterized in that it comprise many eradications edge phase line of distributing around central reinforce member 3, be coated on the first protective layers 4 that thoroughly do away with edge phase line outside more, be distributed in the first protective layer exterior circumferential at least one fibre ribbon 6, be coated on the second protective layer 7 outside fibre ribbon and be coated on the outer jacket 8 outside the second protective layer; Described insulated phase wires inside is that conductor 1, outside are insulating barrier 2, and described fibre ribbon inside comprises the many optical fiber 5 that are parallel to each other and place, and the axis of every optical fiber is parallel with the axis of central reinforce member; Described fibre ribbon is close to the first protective layer; In described cable, when a fibre ribbon is only arranged, fibre ribbon joins end to end and does not join; When the multifiber band is arranged, the head end of next root fibre ribbon is connected with the tail end of a upper fibre ribbon, and the tail end of last root fibre ribbon is connected with the two ends of first fibre ribbon.
Optical fiber composite low-voltage cable described above, is characterized in that described central reinforce member outside has bed course 31; Described course is PE or PP.
Optical fiber composite low-voltage cable described above, is characterized in that described central reinforce member is steel wire or fiberglass reinforced plastics or the gasket for packing that includes plastic component.
A kind of optical fiber composite low-voltage cable, it is characterized in that it comprise many eradications edge phase line of distributing around cable body central axis, be coated on the first protective layers 4 that thoroughly do away with edge phase line outside more, be distributed in the first protective layer exterior circumferential at least one fibre ribbon 6, be coated on the second protective layer 7 outside fibre ribbon and be coated on the outer jacket 8 outside the second protective layer; Described insulated phase wires inside is that conductor 1, outside are insulating barrier 2, and described fibre ribbon inside comprises the many optical fiber 5 that are parallel to each other and place, and the axis of every optical fiber is parallel with the central axis of cable body; Described fibre ribbon is close to the first protective layer; In described cable, when a fibre ribbon is only arranged, fibre ribbon joins end to end and does not join; When the multifiber band is arranged, the head end of next root fibre ribbon is connected with the tail end of a upper fibre ribbon, and the tail end of last root fibre ribbon is connected with the two ends of first fibre ribbon.
Optical fiber composite low-voltage cable described above, is characterized in that in described conductor including copper or aluminium or magnesium.
Optical fiber composite low-voltage cable described above, is characterized in that the described edge phase line of thoroughly doing away with is stranded in the mode of the stranded mode of SZ or one-way spiral more.
Optical fiber composite low-voltage cable described above, is characterized in that described the first protective layer is waterstop or nonwoven fabrics.
Optical fiber composite low-voltage cable described above, is characterized in that described the second protective layer is aramid yarn or water blocking yarn or polyester belt or waterstop.
Optical fiber composite low-voltage cable described above, is characterized in that described insulating barrier is high density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen.
Optical fiber composite low-voltage cable described above, it is characterized in that described outer jacket be polyvinyl chloride or polyethylene or low cigarette without
Halogen.
In the present invention, due to insulated phase wires is put together, and optical fiber is positioned in fibre ribbon, again fibre ribbon is coated on outside insulated phase wires, therefore, has greatly reduced the external diameter of cable, reduced material consumption, reduced cost, the space that cable is taken is less; In addition, due to optical fiber is placed on insulated phase wires outside and with its isolation and close with outer jacket, therefore, optical fiber is subject to the impact of electric cable heating less, properties of product are more reliable and more stable.
The accompanying drawing explanation
Fig. 1 is the cross-sectional structure schematic diagram of the invention process example 1;
Fig. 2 is the perspective view after the partly cut-away of the invention process example 1;
Fig. 3 is the cross-sectional structure schematic diagram of the invention process example 2;
Fig. 4 is the perspective view after the partly cut-away of the invention process example 2;
Fig. 5 is the cross-sectional structure schematic diagram of the invention process example 3;
Fig. 6 is the cross-sectional structure schematic diagram of the invention process example 4.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
Refer to Fig. 1 and Fig. 2, a kind of optical fiber composite low-voltage cable, it is characterized in that it comprise around central reinforce member 3, distribute five thoroughly do away with the edge phase lines, be coated on five eradication edge phase line outsides the first protective layer 4, be distributed in the first protective layer exterior circumferential a fibre ribbon 6, be coated on the second protective layer 7 outside fibre ribbon and be coated on the outer jacket 8 outside the second protective layer; Described insulated phase wires inside is that conductor 1, outside are insulating barrier 2, and described fibre ribbon inside comprises the many optical fiber 5 that are parallel to each other and place, and the axis of every optical fiber is parallel with the axis of central reinforce member; Described fibre ribbon is close to the first protective layer; In described cable, fibre ribbon joins end to end and does not join; Described central reinforce member is steel wire; Include copper in described conductor; Described five eradication edge phase lines are stranded in the stranded mode of SZ; Described the first protective layer is waterstop; Described the second protective layer is aramid yarn; Described insulating barrier is high density polyethylene (HDPE); Described outer jacket is polyvinyl chloride.
Please refer to Fig. 3 and Fig. 4, a kind of optical fiber composite low-voltage cable, with embodiment 1, difference is substantially: described central reinforce member outside also has bed course 31; Described course is PE.
Certainly, course described above also can be PP.
Please refer to Fig. 5, and in conjunction with Fig. 1 and Fig. 2, a kind of optical fiber composite low-voltage cable, substantially with embodiment 1, difference is: two fibre ribbons are arranged in described cable, the head end of second fibre ribbon is connected with the tail end of first fibre ribbon, and the tail end of second fibre ribbon is connected with the two ends of first fibre ribbon.
Please refer to Fig. 6, and in conjunction with Fig. 1 and Fig. 2, a kind of optical fiber composite low-voltage cable, it is characterized in that it comprise many eradications edge phase line of distributing around cable body central axis, be coated on the first protective layers 4 that thoroughly do away with edge phase line outside more, be distributed in the first protective layer exterior circumferential a fibre ribbon 6, be coated on the second protective layer 7 outside fibre ribbon and be coated on the outer jacket 8 outside the second protective layer; Described insulated phase wires inside is that conductor 1, outside are insulating barrier 2, and described fibre ribbon inside comprises the many optical fiber 5 that are parallel to each other and place, and the axis of every optical fiber is parallel with the central axis of cable body; Described fibre ribbon is close to the first protective layer; In described cable, fibre ribbon joins end to end and does not join.
Certainly, optical fiber composite low-voltage cable described in above-mentioned arbitrary embodiment, be further characterized in that described fibre ribbon can be many, when the multifiber band is arranged, the head end of next root fibre ribbon is connected with the tail end of a upper fibre ribbon, and the tail end of last root fibre ribbon is connected with the two ends of first fibre ribbon.
Certainly, the optical fiber composite low-voltage cable described in above-mentioned arbitrary embodiment, be further characterized in that described central reinforce member outside also can have bed course 31; Described course is PE or PP.
Certainly, the optical fiber composite low-voltage cable described in above-mentioned arbitrary embodiment, be further characterized in that described central reinforce member can be steel wire or fiberglass reinforced plastics or includes the gasket for packing of plastic component.
Certainly, the optical fiber composite low-voltage cable described in above-mentioned arbitrary embodiment, be further characterized in that central reinforce member can not place.
Certainly, the optical fiber composite low-voltage cable described in above-mentioned arbitrary embodiment, be further characterized in that in described conductor and can include copper or aluminium or magnesium.
Certainly, optical fiber composite low-voltage cable described in above-mentioned arbitrary embodiment, be further characterized in that described thoroughly do away with the edge phase line can be in the mode of the stranded mode of SZ or one-way spiral stranded can also with central reinforce member axis or the parallel placement of cable body axis.
Certainly, the optical fiber composite low-voltage cable described in above-mentioned arbitrary embodiment, be further characterized in that described the first protective layer can be waterstop or nonwoven fabrics.
Certainly, the optical fiber composite low-voltage cable described in above-mentioned arbitrary embodiment, be further characterized in that described the second protective layer can be aramid yarn or water blocking yarn or polyester belt or waterstop.
Certainly, the optical fiber composite low-voltage cable described in above-mentioned arbitrary embodiment, be further characterized in that described insulating barrier can be high density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen.
Certainly, the optical fiber composite low-voltage cable described in above-mentioned arbitrary embodiment, be further characterized in that described outer jacket can be polyvinyl chloride or polyethylene or low smoke and zero halogen.
In the present invention, due to insulated phase wires is put together, and optical fiber is positioned in fibre ribbon, again fibre ribbon is coated on outside insulated phase wires, therefore, has greatly reduced the external diameter of cable, reduced material consumption, reduced cost, the space that cable is taken is less; In addition, due to optical fiber is placed on insulated phase wires outside and with its isolation and close with outer jacket, therefore, optical fiber is subject to the impact of electric cable heating less, properties of product are more reliable and more stable.
The present invention is not limited to above-mentioned preferred forms, should be appreciated that design of the present invention can be by other various forms enforcement utilizations, and they drop in protection scope of the present invention equally.
Claims (10)
1. an optical fiber composite low-voltage cable, it is characterized in that it comprise many eradications edge phase line of distributing around central reinforce member (3), be coated on the first protective layers (4) that thoroughly do away with edge phase line outside more, be distributed in the first protective layer exterior circumferential at least one fibre ribbon (6), be coated on the second protective layer (7) outside fibre ribbon and be coated on the outer jacket (8) outside the second protective layer; Insulated phase wires inside is that conductor (1), outside are insulating barrier (2), and fibre ribbon inside comprises the many optical fiber (5) that are parallel to each other and place, and the axis of every optical fiber is parallel with the axis of central reinforce member; Fibre ribbon is close to the first protective layer; In described cable, when a fibre ribbon is only arranged, fibre ribbon joins end to end and does not join; When the multifiber band is arranged, the head end of next root fibre ribbon is connected with the tail end of a upper fibre ribbon, and the tail end of last root fibre ribbon is connected with the two ends of first fibre ribbon.
2. optical fiber composite low-voltage cable according to claim 1, is characterized in that described central reinforce member outside has bed course (31); Described course is PE or PP.
3. according to claim 1 or any optical fiber composite low-voltage cable claimed in claim 2, it is characterized in that described central reinforce member is steel wire or fiberglass reinforced plastics or the gasket for packing that includes plastic component.
4. an optical fiber composite low-voltage cable, it is characterized in that it comprise many eradications edge phase line of distributing around cable body central axis, be coated on the first protective layers (4) that thoroughly do away with edge phase line outside more, be distributed in the first protective layer exterior circumferential at least one fibre ribbon (6), be coated on the second protective layer (7) outside fibre ribbon and be coated on the outer jacket (8) outside the second protective layer; Insulated phase wires inside is that conductor (1), outside are insulating barrier (2), and fibre ribbon inside comprises the many optical fiber (5) that are parallel to each other and place, and the axis of every optical fiber is parallel with the central axis of cable body; Fibre ribbon is close to the first protective layer; In described cable, when a fibre ribbon is only arranged, fibre ribbon joins end to end and does not join; When the multifiber band is arranged, the head end of next root fibre ribbon is connected with the tail end of a upper fibre ribbon, and the tail end of last root fibre ribbon is connected with the two ends of first fibre ribbon.
5. according to claim 1 or any optical fiber composite low-voltage cable claimed in claim 4, it is characterized in that in described conductor including copper or aluminium or magnesium.
6. according to claim 1 or any optical fiber composite low-voltage cable claimed in claim 4, it is characterized in that the described edge phase line of thoroughly doing away with is stranded in the mode of the stranded mode of SZ or one-way spiral more.
7. according to claim 1 or any optical fiber composite low-voltage cable claimed in claim 4, it is characterized in that described the first protective layer is waterstop or nonwoven fabrics.
8. according to claim 1 or any optical fiber composite low-voltage cable claimed in claim 4, it is characterized in that described the second protective layer is aramid yarn or water blocking yarn or polyester belt or waterstop.
9. according to claim 1 or any optical fiber composite low-voltage cable claimed in claim 4, it is characterized in that described insulating barrier is high density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen.
10. according to claim 1 or any optical fiber composite low-voltage cable claimed in claim 4, it is characterized in that described outer jacket is polyvinyl chloride or polyethylene or low smoke and zero halogen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101687741A CN102314967B (en) | 2011-06-21 | 2011-06-21 | Optical fiber composite low-voltage cable |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101687741A CN102314967B (en) | 2011-06-21 | 2011-06-21 | Optical fiber composite low-voltage cable |
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| Publication Number | Publication Date |
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| CN102314967A CN102314967A (en) | 2012-01-11 |
| CN102314967B true CN102314967B (en) | 2013-12-11 |
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| CN2011101687741A Active CN102314967B (en) | 2011-06-21 | 2011-06-21 | Optical fiber composite low-voltage cable |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102956322B (en) * | 2012-11-28 | 2016-05-18 | 国家电网公司 | A kind of optoelectronic composite cable |
| CN104347160A (en) * | 2013-07-25 | 2015-02-11 | 上海斯瑞科技有限公司 | Polyethylene fiber composite tape armored cable |
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- 2011-06-21 CN CN2011101687741A patent/CN102314967B/en active Active
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| US4906308A (en) * | 1989-03-29 | 1990-03-06 | Lestox, Inc. | Method of making electric cable with improved burn resistance feature |
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Inventor after: Wu Zheng Inventor after: Li Min Inventor after: Yu Zetong Inventor after: Tang Yun Inventor after: Tang Jianchun Inventor after: Jing Chunming Inventor after: Shen Qing Inventor after: Yang Ping Inventor before: Wu Zheng Inventor before: Li Min Inventor before: Yu Zetong Inventor before: Fang Yaqin Inventor before: Jiang Jusheng |
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Free format text: CORRECT: INVENTOR; FROM: WU ZHENG LI MIN YU ZETONG FANG YAQIN JIANG JUSHENG TO: WU ZHENG LI MIN YU ZETONG TANG YUN TANG JIANCHUN JING CHUNMING SHEN QING YANG PING Free format text: CORRECT: ADDRESS; FROM: 215552 SUZHOU, JIANGSU PROVINCE TO: 224100 YANCHENG, JIANGSU PROVINCE |
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Effective date of registration: 20131029 Address after: 224100, happy west street, Dafeng City, Jiangsu Province, No. 1 Applicant after: Dafeng Power Supply Co., Ltd.of Jiangsu Electric Power Company Applicant after: DAFENG LONGSHENG INDUSTRY CO., LTD. Address before: 215552 Jiangsu Province, Changshou City Wang Ni Qiao Cun Xin Zhuang Zhen Luo Jia Bang (18) No. 75 Applicant before: Jiang Jusheng |
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Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: DAFENG CITY POWER SUPPLY CO., JIANGSU PROV. POWER CO. Effective date: 20131126 Owner name: JIANGSU ELECTRIC POWER COMPANY DAFENG CITY POWER S Free format text: FORMER OWNER: DAFENG SHENGLONG INDUSTRY CO., LTD. Effective date: 20131126 |
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Free format text: CORRECT: ADDRESS; FROM: 224100 YANCHENG, JIANGSU PROVINCE TO: 100031 XICHENG, BEIJING |
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Effective date of registration: 20131126 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: Jiangsu Electric Power Company Patentee after: Dafeng Power Supply Co., Ltd.of Jiangsu Electric Power Company Patentee after: DAFENG LONGSHENG INDUSTRY CO., LTD. Address before: 224100, happy west street, Dafeng City, Jiangsu Province, No. 1 Patentee before: Dafeng Power Supply Co., Ltd.of Jiangsu Electric Power Company Patentee before: DAFENG LONGSHENG INDUSTRY CO., LTD. |