CN204360833U - The embedded conductor OPGW of a kind of central tubular - Google Patents
The embedded conductor OPGW of a kind of central tubular Download PDFInfo
- Publication number
- CN204360833U CN204360833U CN201420781334.2U CN201420781334U CN204360833U CN 204360833 U CN204360833 U CN 204360833U CN 201420781334 U CN201420781334 U CN 201420781334U CN 204360833 U CN204360833 U CN 204360833U
- Authority
- CN
- China
- Prior art keywords
- embedded conductor
- opgw
- conductor
- central tubular
- monofilament
- 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
Abstract
The utility model discloses the embedded conductor OPGW of a kind of central tubular; it comprises embedded conductor, reinforced insulation layer, protection tube and metal monofilament; embedded conductor is by the fiber unit as center line and form at the outer evenly stranded insulated electric conductor monofilament of fiber unit; the outer continuous wrapped one deck reinforced insulation layer of embedded conductor; the outer continuous uniform of reinforced insulation layer extrudes one deck protection tube, the outer even stranded some metal monofilament of protection tube.The embedded conductor OPGW of central tubular of the present utility model can, after line ice coating, take directly to carry out ice-melt to the method that the embedded conductor of this OPGW is through-flow, reduces power circuit icing and to break cable and ground wire drainage trip accident.
Description
Technical field
The utility model relates to a kind of Optical Fiber composite overhead Ground Wire (OPGW), particularly relates to the embedded conductor OPGW of a kind of central tubular.Be mainly used in icing multiple district electrical network, be specially adapted to that ice damage prone areas uses can realize through-flow after to be rapidly heated the novel ground wire of ice-melt.
Background technology
China is the country that coated by ice of overhead power transmission line disaster is serious, after entering the new century occurrence frequency of transmission line ice damage accident obviously increase, suffer a loss more serious.According to incompletely statistics between 2003 to 2010, the whole nation causes line cord cable breakout more than 1000 kilometers because of line ice coating, and shaft tower collapses more than more than 120 seats, drops into a large amount of human and material resources, financial resources when disaster area rebuilds.
Within 2008, south electric network is subject to serious line ice coating disaster, causes large area electric power, communication disruption.National grid after calamity, south electric network, Electric Power Design Institute Deng Duojia unit begin one's study line ice-melting technology.Ground wire deicing is very difficult, particularly Optical Fiber composite overhead Ground Wire, because mounting means is by tower ground connection, and cannot galvanization ice-melt.Therefore, need to provide a kind of new technical scheme to solve the problems referred to above.
Utility model content
For solving the problem, the utility model provides a kind of central tubular embedded conductor OPGW.It can, after line ice coating, be taked directly to carry out ice-melt to the method that the embedded conductor of this OPGW is through-flow, reduces power circuit icing and to break cable and ground wire drainage trip accident.
The technical solution adopted in the utility model is:
The embedded conductor OPGW of a kind of central tubular; it comprises embedded conductor, reinforced insulation layer, protection tube and metal monofilament; described embedded conductor is by the fiber unit as center line and form at the outer evenly stranded insulated electric conductor monofilament of fiber unit; the outer continuous wrapped one deck reinforced insulation layer of described embedded conductor; the outer continuous uniform of described reinforced insulation layer extrudes one deck protection tube, the outer even stranded some metal monofilament of described protection tube.
Described fiber unit comprises optical fiber, fiber filling gel and metal tube, and multifiber is placed in the interior also uniform filling fiber filling gel of metal tube.
The external diameter of described fiber unit is φ 2.0 ~ φ 4.6mm, and the number of described optical fiber is 2 ~ 60.
Described insulated electric conductor monofilament is insulation hard-drawn aluminium wire monofilament, insulation aluminum alloy filaments, insulated copper wire monofilament or insulated copper alloy filaments.
The thickness of described reinforced insulation layer is 1 ~ 6mm.
Described protection tube is metal tube or plastic pipe.
The thickness of described protection tube is 1 ~ 6mm.
The beneficial effects of the utility model: have embedded conductor in this Optical Fiber composite overhead Ground Wire, through-flow intensification is carried out to embedded conductor, the icing on OPGW surface can be melted, embedded conductor can also as the circuit of Remote feeding, for the remote equipment of power circuit is powered, the layer structure of embedded conductor and OPGW insulate and is separated by, and without the need to carrying out any transformation to circuit time through-flow, remains all fundamental characteristics of general OPGW.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model fiber unit.
Wherein: 1, metal monofilament, 2, protection tube, 3, reinforced insulation layer, 4, insulated electric conductor monofilament, 5, fiber unit, 51, metal tube, 52, fiber filling gel, 53, optical fiber.
Embodiment
In order to deepen understanding of the present utility model, below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, and this embodiment, only for explaining the utility model, does not form the restriction to protection range of the present utility model.
As shown in Figure 1, the embedded conductor OPGW of a kind of central tubular of the present utility model, it comprises embedded conductor, reinforced insulation layer 3, protection tube 2 and metal monofilament 1, embedded conductor is by the fiber unit 5 as center line and form at the outer evenly stranded insulated electric conductor monofilament 4 of fiber unit 5, the outer continuous wrapped one deck reinforced insulation layer 3 of embedded conductor, reinforced insulation layer 3 is outer wrapped continuously at embedded conductor, extrusion molding or coating one deck insulating material, protect the insulation property of embedded conductor, the insulation property of reinforced insulation conductor monofilament 4, the outer continuous uniform of reinforced insulation layer 3 extrudes one deck protection tube 2, protect embedded conductor at construction and not cracky in using, the outer even stranded some metal monofilament 1 of protection tube 2, form the embedded conductor OPGW of a kind of central tubular.
Shown in Fig. 2, above-mentioned said fiber unit 5 concrete structure is as follows: fiber unit 5 comprises optical fiber 53, fiber filling gel 52 and metal tube 51, and multifiber 53 is placed in the interior also uniform filling fiber filling gel 52 of metal tube 51.Metal tube 51 plays more protection effect, and the optical fiber 53 in protection tube by damage, is not easily extruded.
The external diameter of fiber unit 5 is φ 2.0 ~ φ 4.6mm, and the number of optical fiber 53 is 2 ~ 60, is that is placed with the optical fiber 53 of 2 ~ 60 cores in metal tube 51.
In the utility model, said insulated electric conductor monofilament 4 can be selected from following several monofilament: insulation hard-drawn aluminium wire monofilament, insulation aluminum alloy filaments, insulated copper wire monofilament or insulated copper alloy filaments.The OPGW of embedded conductor of the present utility model, the middle general insulated conductor adopting even-even, the all wire serial connections in one end, the other end each point of half, half connects positive pole half and connects negative pole, through-flow ice-melt, also can pass through this insulated conductor, be energized to the transducer in circuit, through-flow voltage can reach 10kV.
The effect of reinforced insulation layer 3 is the classes of insulation strengthening embedded conductor, the layer structure of embedded conductor and OPGW is insulated be separated by, according to different design grade requirements, reinforced insulation layer can be selected different materials or select different insulation thicknesses, and the thickness of reinforced insulation layer is 1 ~ 6mm.
Protection tube 2 is metal tube or plastic pipe, and the thickness of protection tube 2 is 1 ~ 6mm, protects embedded conductor and insulating material not by damage.
When utilizing a kind of central tubular of the utility model embedded conductor OPGW to carry out through-flow ice-melt or other purposes, need to be handled as follows OPGW two ends, first by the two ends of OPGW called after top and end respectively, specifically comprise the steps:
Step one: the outermost metal monofilament 1 at the top of the utility model OPGW is peelled off and cut off, cutting off metal monofilament 1 length is 1.5 ~ 2m, and then use cutter or spiral cutter, peel off OPGW protection tube 2, strip length is 1 ~ 1.5m,
Cutter mentioned here or spiral cutter are all commercially available conventional tool;
Step 2: after peeling off protection tube 2, at protection tube 2 fracture port place, use insulative glue is smeared, make to fill up insulative glue between the space of reinforced insulation layer 3 and protection tube 2, the Main Function of this glue is that the relatively embedded conductor of sharp-pointed cutting edge of a knife or a sword mouth produced when preventing protection tube 2 from peeling off forms interruption electric discharge, effectively improves the insulation against ground performance of embedded conductor;
Step 3: utilize cutter all to be peeled off by visible reinforced insulation layer 3, expose embedded conductor, the quantity of embedded conductor is even number root, and every embedded conductor monofilament of root is had numbering outward or distinguished by different colours, even number is equally divided into two groups with embedded conductor, and embedded conductor is insulated electric conductor, need to use cutter to be removed by the insulating barrier of conductor, then will remove the group of the embedded conductor of insulating barrier, one group connects positive source, and one group connects power cathode;
Step 4: the end of OPGW is operated according to above-mentioned steps one, two, and utilize cutter all to be peeled off by visible reinforced insulation layer 3, expose embedded conductor, use cutter all to be removed by the insulating barrier of conductor, be divided into two groups, if utilize embedded conductor to carry out through-flow ice-melt according to the same method of step 3 and structure, by these two groups embedded conductor short circuits, make embedded conductor itself form through-flow loop, utilize self through-flow heating, melt the icing on OPGW surface; If utilize embedded conductor to carry out remote equipment to power, receive the positive and negative electrode of remote equipment by two groups of embedded conductors.
A kind of central tubular embedded conductor OPGW of the utility model and through-flow method thereof have the following advantages:
1, a kind of central tubular of the utility model embedded conductor OPGW is undertaken through-flow by embedded conductor, without the need to carrying out insulating transformation to OPGW circuit, drastically increasing efficiency of construction and reducing construction cost;
2, there is protection tube outside embedded conductor, effectively ensure that embedded conductor is injury-free in work progress, and can long-term stable operation safely in overhead transmission line;
3, be difficult to a difficult problem for deicing after solving OPGW icing, ensure that the power circuit safe operation of icing disaster prone areas;
4, solving relaying amplification cannot be carried out in a regions with complex terrain difficult problem to long distance line, the embedded conductor of OPGW can being used to power to remote equipment, without the need to setting up relay station.
Claims (7)
1. the embedded conductor OPGW of central tubular; it is characterized in that: it comprises embedded conductor, reinforced insulation layer, protection tube and metal monofilament; described embedded conductor is by the fiber unit as center line and form at the outer evenly stranded insulated electric conductor monofilament of fiber unit; the outer continuous wrapped one deck reinforced insulation layer of described embedded conductor; the outer continuous uniform of described reinforced insulation layer extrudes one deck protection tube, the outer even stranded some metal monofilament of described protection tube.
2. the embedded conductor OPGW of a kind of central tubular according to claim 1, is characterized in that: described fiber unit comprises optical fiber, fiber filling gel and metal tube, and multifiber is placed in the interior also uniform filling fiber filling gel of metal tube.
3. the embedded conductor OPGW of a kind of central tubular according to claim 2, is characterized in that: the external diameter of described fiber unit is φ 2.0 ~ φ 4.6mm, and the number of described optical fiber is 2 ~ 60.
4. the embedded conductor OPGW of a kind of central tubular according to claim 1, is characterized in that: described insulated electric conductor monofilament is insulation hard-drawn aluminium wire monofilament, insulation aluminum alloy filaments, insulated copper wire monofilament or insulated copper alloy filaments.
5. the embedded conductor OPGW of a kind of central tubular according to claim 1, is characterized in that: the thickness of described reinforced insulation layer is 1 ~ 6mm.
6. the embedded conductor OPGW of a kind of central tubular according to claim 1, is characterized in that: described protection tube is metal tube or plastic pipe.
7. the embedded conductor OPGW of a kind of central tubular according to claim 6, is characterized in that: the thickness of described protection tube is 1 ~ 6mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420781334.2U CN204360833U (en) | 2014-12-12 | 2014-12-12 | The embedded conductor OPGW of a kind of central tubular |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420781334.2U CN204360833U (en) | 2014-12-12 | 2014-12-12 | The embedded conductor OPGW of a kind of central tubular |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204360833U true CN204360833U (en) | 2015-05-27 |
Family
ID=53262289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420781334.2U Expired - Fee Related CN204360833U (en) | 2014-12-12 | 2014-12-12 | The embedded conductor OPGW of a kind of central tubular |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204360833U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104464939A (en) * | 2014-12-12 | 2015-03-25 | 中天日立光缆有限公司 | Central-tube-type conductor-embedded OPGW and current flowing method of central-tube-type conductor-embedded OPGW |
-
2014
- 2014-12-12 CN CN201420781334.2U patent/CN204360833U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104464939A (en) * | 2014-12-12 | 2015-03-25 | 中天日立光缆有限公司 | Central-tube-type conductor-embedded OPGW and current flowing method of central-tube-type conductor-embedded OPGW |
| CN104464939B (en) * | 2014-12-12 | 2016-12-07 | 中天电力光缆有限公司 | A kind of central tubular embedded conductor OPGW and through-flow method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2013000271A1 (en) | Reinforced optical fiber composite high temperature resistant overhead insulated cable | |
| CN202939337U (en) | Winding type heating cable for ice melting of optical fiber composite overhead ground wire | |
| CN104464939B (en) | A kind of central tubular embedded conductor OPGW and through-flow method thereof | |
| CN204360833U (en) | The embedded conductor OPGW of a kind of central tubular | |
| CN103985469A (en) | Embedded type optical fiber composite overhead ground wire capable of melting ice | |
| CN202940052U (en) | Optical fiber composite overhead insulation cable | |
| CN201222376Y (en) | Snow-proof freezing-resistant environment protection aerial cable | |
| CN202940049U (en) | Optical fiber composite overhead ground wire capable of ice melting | |
| CN203026249U (en) | Power cable | |
| CN102914842A (en) | First-aid repair adapter connector box for optical fiber composite overhead insulating phase lines and manufacture method thereof | |
| CN102915807A (en) | Optical fiber composite aerial insulated cable and production method thereof | |
| CN103985468B (en) | One is embedded can ice-melt central-tube type optical fiber composite overhead ground wire | |
| CN105262001A (en) | Ice melting method for overhead ground wire of power transmission line | |
| CN202352385U (en) | Low-temperature-resistant cable | |
| CN205450393U (en) | Ice -melt type OPGW optical cable with temperature sensing function | |
| CN104376911A (en) | Weather-proof high-conductivity composite structure power cable and manufacturing method thereof | |
| CN103915183A (en) | Flexible cable for power-on deicing | |
| CN203085265U (en) | Stainless steel sleeve outer insulation wire ice-melting optical fiber composite overhead ground wire | |
| CN203858906U (en) | Embedded ice-meltable center-pipe-type optical fiber composite overhead ground wire | |
| CN204215788U (en) | Weather high connductivity composite construction power cable | |
| CN203150265U (en) | Novel ice-melting optical fiber composite overhead ground wire | |
| CN203858907U (en) | Embedded ice-meltable optical fiber composite overhead ground wire | |
| CN203931608U (en) | A kind of external application formula can ice-melt Optical Fiber composite overhead Ground Wire | |
| CN203366792U (en) | Composite anti-interference optical fiber communication control cable | |
| CN205264403U (en) | Remove ice and snow type cable |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHONGTIAN ELECTRIC OPTICAL FIBER CABLE CO., LTD. Free format text: FORMER NAME: ZHONGTIAN HITACHI FIBER OPTIC CABLE CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: Zhao Gang Cun, Rudong County town of Jiangsu estuary 226463 city of Nantong Province Patentee after: Zhong Tian electric power optical cable Co., Ltd Address before: The road town of Rudong County in Jiangsu province 226463 in Nantong City, No. 1 Patentee before: Zhongtian Hitachi Fiber Optic Cable Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150527 Termination date: 20191212 |