CN202093873U - Improved OPLC - Google Patents
Improved OPLC Download PDFInfo
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- CN202093873U CN202093873U CN2011202120866U CN201120212086U CN202093873U CN 202093873 U CN202093873 U CN 202093873U CN 2011202120866 U CN2011202120866 U CN 2011202120866U CN 201120212086 U CN201120212086 U CN 201120212086U CN 202093873 U CN202093873 U CN 202093873U
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- optical fiber
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- protective layer
- fibre ribbon
- fiber composite
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Abstract
The utility model belongs to the technical field of cable, especially relates to an improved OPLC (Optical Fiber Composite Low-voltage Cable). The improved OPLC is characterized by comprising low-voltage insulation phase wires, a first protective layer coated outside of the low-voltage insulation phase wires, at least one optical fiber ribbon distributed around an external part of the first protective layer, a second protective layer coated outside of the optical fiber ribbon, and an outer protective layer coated outside of the second protective layer; wherein an inner part of the low-voltage insulation phase wire is a conductor, an outer part of the low-voltage insulation phase wire is an insulating layer, both a cross section of the conductor and a cross section of the insulating layer are fan-shaped, on any one cross section, any two adjacent low-voltage insulation phase wires are connected through non-arc edges of the insulating layers, and outer layer arcs of the all insulating layers are on the same circumference; axes of any two optical fibers which are included inside of the optical fiber ribbon are parallel mutually; and the optical fiber ribbon is clinged to the first protection layer. The improved OPLC of the utility model has the beneficial effects that: an external diameter of the cable is reduced, material consumption is also reduced, the optical fiber is less influenced by the cable heating, product performance become more stable and reliable, and the improved OPLC also has the advantage of simple manufacturing.
Description
Technical field
The utility model belongs to optical fiber cable and technical field of electric wires and cables, especially relates to a kind of improved 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), the built on stilts phase line (OPPC) of Optical Fiber Composite.This product light harvesting fibre, transmission of electricity copper cash, copper holding wire can solve problems such as broadband access, equipment electricity consumption, emergency signal transmission for one; By EPON (PON) technology, can realize the transmission of data, voice, and video services and the transparent transmission of ammeter data, realize based on technology of Internet of things electric power remote meter reading, 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 characteristics such as high reliability data transmission, price be low, easy to connect, advantage have external diameter little, in light weight, take up room little; Optical cable and power line are avoided the secondary wiring in one, 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 networkization.At present the OPLC market prospects are very good, State Grid Corporation of China now in its scope 20 of 14 provinces cities begin the power optical fiber pilot construction of registering one's residence; After the pilot success, large tracts of land is promoted, the electric power of newly-built sub-district inserts 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 the family.According to 50Mbit/s use amount calculating per family, calculate that thus the pilot demand was greatly about about 1800km in 2010.To year in 2011 art, after the power optical fiber of intelligent grid finishes to family (PFTTH) pilot, power grid enterprises will progressively promote the use of, and except newly-built dwelling house, add the transformation of original sub-district, top, expect 2015, and demand will be above 200,000 kilometers.In addition, along with advancing intelligent grid, telecommunications network, broadcasting and television network, Internet development, 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, thick and optical cable unit of present product ubiquity external diameter and cable unit mix; Because the normal running environment of optical fiber be-40 degrees centigrade to+70 degrees centigrade, and the high temperature of cable when moving can exceed above-mentioned scope usually, and therefore, the structure that twists together can't satisfy the requirement of reliability service.
The utility model content
In order to address the above problem, the purpose of this utility model provides a kind of improved Optical Fiber Composite low-voltage cable, and it is realized by the following technical solutions:
A kind of improved Optical Fiber Composite low-voltage cable, it is characterized in that it comprise the many low-voltage insulation phase lines of placing of being parallel to each other, be coated on first protective layer 3 outside the low-voltage insulation phase line, be distributed in the first protective layer exterior circumferential at least one fibre ribbon 5, be coated on second protective layer 6 outside the fibre ribbon and be coated on outer jacket 7 outside second protective layer; Described low-voltage insulation phase line inside is that conductor 1, outside are insulating barrier 2, described conductors cross is fan-shaped, the cross section of insulating barrier is fan-shaped, on arbitrary cross section of cable, the non-arc limit of any two adjacent low-voltage insulation phase lines by insulating barrier link to each other and the outer arc of all insulating barriers on same circumference; Described fibre ribbon inside comprises the many optical fiber 4 that are parallel to each other and place, and the axis of any two optical fiber is parallel to each other; Described fibre ribbon is close to first protective layer; In described cable, when a fibre ribbon was only arranged, fibre ribbon joined end to end and does not join; When the multifiber band, the head end of next root fibre ribbon links to each other with the tail end of a last fibre ribbon, and the tail end of last root fibre ribbon links to each other with the two ends of first fibre ribbon.
Above-mentioned described improved Optical Fiber Composite low-voltage cable is characterized in that described low-voltage insulation phase line has 2 or 3 or 4.
Above-mentioned described improved Optical Fiber Composite low-voltage cable is characterized in that described conductor is that many copper wires or multiple aluminium wire or many copper-clad aluminium wires or many copper-clad magnesium skein silks close and form.
Above-mentioned described improved Optical Fiber Composite low-voltage cable is characterized in that described conductor is two or more stranded the forming in copper wire, aluminium wire, copper-clad aluminium wire, the copper-clad magnesium silk.
Above-mentioned described improved Optical Fiber Composite low-voltage cable is characterized in that described first protective layer is waterstop or nonwoven fabrics.
Above-mentioned described improved Optical Fiber Composite low-voltage cable is characterized in that described second protective layer is aramid yarn or water blocking yarn or polyester belt or waterstop.
Above-mentioned described improved Optical Fiber Composite low-voltage cable is characterized in that described insulating barrier is high density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen polyethylene.
Above-mentioned described improved Optical Fiber Composite low-voltage cable is characterized in that described outer jacket is polyvinyl chloride or polyethylene or low smoke and zero halogen polyethylene.
Another purpose of the present utility model is to disclose the manufacture method of this cable, and it is realized by the following technical solutions:
A kind of manufacture method of improved Optical Fiber Composite low-voltage cable is characterized in that it comprises following steps:
The first step: conductor is stranded: it is stranded to need the metallic conductor of quantity to be placed in the stranding machine, and passes the sector crosssection mould, makes it form the stranded conductor of sector crosssection;
Second step: form the low-voltage insulation phase line: extrude insulating barrier and form the low-voltage insulation phase line on the sector crosssection stranded conductor that the first step obtains, thickness of insulating layer is 0.3-1.2mm; On arbitrary cross section, the cross section of low-voltage insulation phase line is fan-shaped;
The 3rd step: form low-voltage insulation phase line body: many low-voltage insulation phase lines that obtain in second step are passed integrated mould form low-voltage insulation phase line body, and at external coating first protective layer of low-voltage insulation phase line; Described integrated mould has a plurality of through holes, and the arc that the cross section of each through hole is fan-shaped and each is fan-shaped is on same circumference, and any two adjacent through holes partly join with fan-shaped non-arc;
The 4th step: fibre ribbon coats: fibre ribbon vertically is coated on the outside that outer surface has the low-voltage insulation phase line body of first protective layer; When a fibre ribbon was only arranged, fibre ribbon joined end to end and does not join; When the multifiber band, the head end of next root fibre ribbon links to each other with the tail end of a last fibre ribbon, and the tail end of last root fibre ribbon links to each other with the two ends of first fibre ribbon;
The 5th step: the coating of second protective layer: with the coating of second protective layer vertically or spiral be coated on the fibre ribbon outside;
The 6th step: outer jacket extrudes: the second protective layer outside that forms in the 5th step extrudes plastic protective layer, forms improved Optical Fiber Composite low-voltage cable.
In the utility model, owing to insulated phase wires is put together and its skin is positioned on the same circumference, the centre does not need to be provided with reinforcement, and optical fiber is positioned in the fibre ribbon, more therefore fibre ribbon is coated on outside the insulated phase wires,, reduced the external diameter of cable greatly, reduced material consumption, reduced cost, made the cable occupation space littler; In addition and since with optical fiber be placed on insulated phase wires outside and with its isolation and close with outer jacket, therefore, optical fiber is subjected to the influence of cable heating littler, properties of product are more reliable and more stable; The utility model manufacture method is simple.
Description of drawings
Fig. 1 is the cross-sectional structure schematic diagram of the utility model embodiment 1;
Fig. 2 is the perspective view after the partly cut-away of the utility model embodiment 1;
Fig. 3 is the cross-sectional structure schematic diagram of the utility model embodiment 2;
Fig. 4 is the perspective view after the partly cut-away of the utility model embodiment 2.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further detail.
See also Fig. 1 and Fig. 2, a kind of improved Optical Fiber Composite low-voltage cable, it is characterized in that it comprise 3 low-voltage insulation phase lines of placing of being parallel to each other, be coated on first protective layer 3 outside the low-voltage insulation phase line, be distributed in the first protective layer exterior circumferential a fibre ribbon 5, be coated on second protective layer 6 outside the fibre ribbon and be coated on outer jacket 7 outside second protective layer; Described low-voltage insulation phase line inside is that conductor 1, outside are insulating barrier 2, described conductors cross is fan-shaped, the cross section of insulating barrier is fan-shaped, on arbitrary cross section of cable, the non-arc limit of any two adjacent low-voltage insulation phase lines by insulating barrier link to each other and the outer arc of all insulating barriers on same circumference; Described fibre ribbon inside comprises the many optical fiber 4 that are parallel to each other and place, and the axis of any two optical fiber is parallel to each other; Described fibre ribbon is close to first protective layer; Fibre ribbon joins end to end and does not join; Described conductor is many stranded the forming of copper wire; Described first protective layer is a nonwoven fabrics; Described second protective layer is an aramid yarn; Described insulating barrier is a high density polyethylene (HDPE); Described outer jacket is the low smoke and zero halogen polyethylene; The thickness of described insulating barrier is 0.6mm.
Please refer to Fig. 3 and Fig. 4, a kind of improved Optical Fiber Composite low-voltage cable, it is characterized in that it comprise 4 low-voltage insulation phase lines of placing of being parallel to each other, be coated on first protective layer 3 outside the low-voltage insulation phase line, be distributed in the first protective layer exterior circumferential a fibre ribbon 5, be coated on second protective layer 6 outside the fibre ribbon and be coated on outer jacket 7 outside second protective layer; Described low-voltage insulation phase line inside is that conductor 1, outside are insulating barrier 2, described conductors cross is fan-shaped, the cross section of insulating barrier is fan-shaped, on arbitrary cross section of cable, the non-arc limit of any two adjacent low-voltage insulation phase lines by insulating barrier link to each other and the outer arc of all insulating barriers on same circumference; Described fibre ribbon inside comprises the many optical fiber 4 that are parallel to each other and place, and the axis of any two optical fiber is parallel to each other; Described fibre ribbon is close to first protective layer; Fibre ribbon joins end to end and does not join; To be that multiple aluminium wire is stranded form described conductor; Described first protective layer is a waterstop; Described second protective layer is fragrant water blocking yarn; Described insulating barrier is a polyvinyl chloride; Described outer jacket is a polyvinyl chloride; The thickness of described insulating barrier is 0.8mm.
Certainly, improved Optical Fiber Composite low-voltage cable described in above-mentioned arbitrary embodiment, its feature is that also described low-voltage insulation phase line also can be 2 or 3 or 4 or other many.
Certainly, improved Optical Fiber Composite low-voltage cable described in above-mentioned arbitrary embodiment, its feature is that also described conductor also can be many copper wires or multiple aluminium wire or many copper-clad aluminium wires or many copper-clad magnesium skein silks and closes and form.
Further, above-mentioned described improved Optical Fiber Composite low-voltage cable, its feature is that also described conductor can be that two or more stranded in copper wire, aluminium wire, copper-clad aluminium wire, the copper-clad magnesium silk form.
Certainly, improved Optical Fiber Composite low-voltage cable described in above-mentioned arbitrary embodiment, its feature is that also described first protective layer can be waterstop or nonwoven fabrics or aluminium-plastic tape or composite steel-plastic belt or glass fiber tape.
Certainly, improved Optical Fiber Composite low-voltage cable described in above-mentioned arbitrary embodiment, its feature is that also described second protective layer also is aramid yarn or water blocking yarn or polyester belt or waterstop.
Certainly, improved Optical Fiber Composite low-voltage cable described in above-mentioned arbitrary embodiment, its feature is that also described insulating barrier can be high density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen polyethylene.
Certainly, improved Optical Fiber Composite low-voltage cable described in above-mentioned arbitrary embodiment, its feature is that also described outer jacket can be polyvinyl chloride or polyethylene or low smoke and zero halogen polyethylene.
Certainly, improved Optical Fiber Composite low-voltage cable described in above-mentioned arbitrary embodiment, its feature is that also the thickness of described insulating barrier is 0.3-1.2mm.
Certainly, improved Optical Fiber Composite low-voltage cable described in above-mentioned arbitrary embodiment, its feature is that also described fibre ribbon is at least one.
Further, improved Optical Fiber Composite low-voltage cable described in above-mentioned arbitrary embodiment, when its feature was that also described optical fiber has many, the head end of next root fibre ribbon linked to each other with the tail end of a last fibre ribbon, and the tail end of last root fibre ribbon links to each other with the two ends of first fibre ribbon.
A kind of manufacture method of improved Optical Fiber Composite low-voltage cable is characterized in that it comprises following steps:
The first step: conductor is stranded: it is stranded to need the metallic conductor of quantity to be placed in the stranding machine, and passes the sector crosssection mould, makes it form the stranded conductor of sector crosssection;
Second step: form the low-voltage insulation phase line: extrude insulating barrier and form the low-voltage insulation phase line on the sector crosssection stranded conductor that the first step obtains, thickness of insulating layer is 0.3-1.2mm; On arbitrary cross section, the cross section of low-voltage insulation phase line is fan-shaped;
The 3rd step: form low-voltage insulation phase line body: many low-voltage insulation phase lines that obtain in second step are passed integrated mould form low-voltage insulation phase line body, and at external coating first protective layer of low-voltage insulation phase line; Described integrated mould has a plurality of through holes, and the arc that the cross section of each through hole is fan-shaped and each is fan-shaped is on same circumference, and any two adjacent through holes partly join with fan-shaped non-arc;
The 4th step: fibre ribbon coats: fibre ribbon vertically is coated on the outside that outer surface has the low-voltage insulation phase line body of first protective layer; When a fibre ribbon was only arranged, fibre ribbon joined end to end and does not join; When the multifiber band, the head end of next root fibre ribbon links to each other with the tail end of a last fibre ribbon, and the tail end of last root fibre ribbon links to each other with the two ends of first fibre ribbon;
The 5th step: the coating of second protective layer: with the coating of second protective layer vertically or spiral be coated on the fibre ribbon outside;
The 6th step: outer jacket extrudes: the second protective layer outside that forms in the 5th step extrudes plastic protective layer, forms improved Optical Fiber Composite low-voltage cable.
In the utility model, owing to insulated phase wires is put together and its skin is positioned on the same circumference, the centre does not need to be provided with reinforcement, and optical fiber is positioned in the fibre ribbon, more therefore fibre ribbon is coated on outside the insulated phase wires,, reduced the external diameter of cable greatly, reduced material consumption, reduced cost, made the cable occupation space littler; In addition and since with optical fiber be placed on insulated phase wires outside and with its isolation and close with outer jacket, therefore, optical fiber is subjected to the influence of cable heating littler, properties of product are more reliable and more stable.
The utility model is not limited to above-mentioned preferred forms, should be appreciated that design of the present utility model can be by other various forms enforcement utilizations, and they drop in the protection range of the present utility model equally.
Claims (9)
1. improved Optical Fiber Composite low-voltage cable, it is characterized in that it comprise the many low-voltage insulation phase lines of placing of being parallel to each other, be coated on first protective layer (3) outside the low-voltage insulation phase line, be distributed in the first protective layer exterior circumferential at least one fibre ribbon (5), be coated on second protective layer (6) outside the fibre ribbon and be coated on outer jacket (7) outside second protective layer; Described low-voltage insulation phase line inside is that conductor (1), outside are insulating barrier (2), described conductors cross is fan-shaped, the cross section of insulating barrier is fan-shaped, on arbitrary cross section of cable, the non-arc limit of any two adjacent low-voltage insulation phase lines by insulating barrier link to each other and the outer arc of all insulating barriers on same circumference; Described fibre ribbon inside comprises the many optical fiber (4) that are parallel to each other and place, and the axis of any two optical fiber is parallel to each other; Described fibre ribbon is close to first protective layer; In described cable, when a fibre ribbon was only arranged, fibre ribbon joined end to end and does not join; When the multifiber band, the head end of next root fibre ribbon links to each other with the tail end of a last fibre ribbon, and the tail end of last root fibre ribbon links to each other with the two ends of first fibre ribbon.
2. improved Optical Fiber Composite low-voltage cable according to claim 1 is characterized in that described low-voltage insulation phase line has 2 or 3 or 4.
3. improved Optical Fiber Composite low-voltage cable according to claim 1 is characterized in that described conductor is that many copper wires or multiple aluminium wire or many copper-clad aluminium wires or many copper-clad magnesium skein silks close and form.
4. improved Optical Fiber Composite low-voltage cable according to claim 1 is characterized in that described conductor is two or more stranded the forming in copper wire, aluminium wire, copper-clad aluminium wire, the copper-clad magnesium silk.
5. improved Optical Fiber Composite low-voltage cable according to claim 1 is characterized in that described first protective layer is waterstop or nonwoven fabrics.
6. improved Optical Fiber Composite low-voltage cable according to claim 1 is characterized in that described second protective layer is aramid yarn or water blocking yarn or polyester belt or waterstop.
7. improved Optical Fiber Composite low-voltage cable according to claim 1 is characterized in that described insulating barrier is high density polyethylene (HDPE) or polyvinyl chloride or low smoke and zero halogen polyethylene.
8. improved Optical Fiber Composite low-voltage cable according to claim 1 is characterized in that described outer jacket is polyvinyl chloride or polyethylene or low smoke and zero halogen polyethylene.
9. improved Optical Fiber Composite low-voltage cable according to claim 1 is characterized in that described thickness of insulating layer is 0.3-1.2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202120866U CN202093873U (en) | 2011-06-21 | 2011-06-21 | Improved OPLC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202120866U CN202093873U (en) | 2011-06-21 | 2011-06-21 | Improved OPLC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202093873U true CN202093873U (en) | 2011-12-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202120866U Expired - Lifetime CN202093873U (en) | 2011-06-21 | 2011-06-21 | Improved OPLC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202093873U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102314966A (en) * | 2011-06-21 | 2012-01-11 | 蒋菊生 | Improved optical fiber composite low-voltage cable and manufacturing method thereof |
-
2011
- 2011-06-21 CN CN2011202120866U patent/CN202093873U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102314966A (en) * | 2011-06-21 | 2012-01-11 | 蒋菊生 | Improved optical fiber composite low-voltage cable and manufacturing method thereof |
| CN102314966B (en) * | 2011-06-21 | 2013-01-02 | 李光 | Improved optical fiber composite low-voltage cable and manufacturing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20111228 Effective date of abandoning: 20130227 |
|
| RGAV | Abandon patent right to avoid regrant |