CN204462491U - A kind of OPGW terminal of ultra-high voltage transformer station reserves cable device - Google Patents
A kind of OPGW terminal of ultra-high voltage transformer station reserves cable device Download PDFInfo
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- CN204462491U CN204462491U CN201520098285.7U CN201520098285U CN204462491U CN 204462491 U CN204462491 U CN 204462491U CN 201520098285 U CN201520098285 U CN 201520098285U CN 204462491 U CN204462491 U CN 204462491U
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- Prior art keywords
- cable
- nonmetal
- fork
- ultra
- high voltage
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- 229910052755 nonmetal Inorganic materials 0.000 claims abstract description 54
- 230000003287 optical effect Effects 0.000 claims abstract description 33
- 238000003780 insertion Methods 0.000 claims abstract description 4
- 230000037431 insertion Effects 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 14
- 230000007797 corrosion Effects 0.000 abstract description 13
- 238000005260 corrosion Methods 0.000 abstract description 13
- 229910052742 iron Inorganic materials 0.000 abstract description 7
- 238000004804 winding Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000007547 defect Effects 0.000 description 3
- 239000012761 high-performance material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000005291 magnetic effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Abstract
The OPGW terminal that the application discloses a kind of ultra-high voltage transformer station reserves cable device, the optical cable which obviating winding exist optical cable turn-to-turn electric discharge galvanic corrosion that turn-to-turn induced voltage causes break stock problem, avoid optical cable and bundle iron wire and contact and produce bimetallic corrosion and to break the problem, safe and reliable, attractive in appearance of stock.It comprises nonmetal interior fork and nonmetal outer fork, nonmetal interior fork is cruciform, four arms that nonmetal outer fork is arranged in nonmetal interior fork form four grooves with it, OPGW terminal is reserved cable and is wrapped in these four grooves, the arm of nonmetal interior fork is provided with multiple limit cable roll adjustment hole, with the multiple limit cable roll adjustment holes on nonmetal interior fork, multiple limit cable roll adjustment hole is set on nonmetal outer fork accordingly, by securing member insertion limit cable roll adjustment hole, the OPGW terminal in groove is reserved cable and fix.
Description
Technical field
The utility model relates to the technical field of electricity, and the OPGW terminal particularly relating to a kind of ultra-high voltage transformer station reserves cable device.
Background technology
Along with the development of society, electric power has become people's production, the requisite energy of living, and therefore the technological development of closely-related transformer station also more and more causes the attention of people with electric power.
At present, OPGW (the Optical FiberComposite Overhead Ground Wire of domestic electrical system 1000KV ultra-high voltage transformer station, Optical Fiber composite overhead Ground Wire) optical cable terminal reservation cable device, be quote telecommunications industry routine techniques technique, make pre-cable fork dish with metal band or first steel.The technical scheme of telecommunications industry design optical cable future part fork dish does not have to consider to use in the strong-electromagnetic field environment of electric system extra-high voltage, Ultra-high Voltage Substations.Domestic electrical system early stage Fibre Optical Communication Technology lag application telecommunications industry, electric system adopts by reference band steel or the making of first Steel material of ferromagnetic characteristic thus, OPGW reserves cable and is wrapped in the cable dish of metallic ferromagnetic material making, form a flux circuit, cause the electromagnetic induction voltage of the turn-to-turn of OPGW optical cable in reserved cable device to strengthen.Especially the turn-to-turn induced voltage that OPGW optical cable is wrapped in the reserved cable device adopting the making of metallic steel material in ultra-high voltage transformer station is higher, OPGW optical cable turn-to-turn galvanic corrosion in device is often caused to break stock, substantial equipment defect hidden danger is caused, the straightforward safe operation threatening electrical network to electrical network lightguide cable link.
Summary of the invention
For overcoming the defect of prior art, the OPGW terminal that the technical problems to be solved in the utility model there is provided a kind of ultra-high voltage transformer station reserves cable device, the optical cable which obviating winding exist optical cable turn-to-turn electric discharge galvanic corrosion that turn-to-turn induced voltage causes break stock problem, avoid optical cable and bundle iron wire and contact and produce bimetallic corrosion and to break the problem, safe and reliable, attractive in appearance of stock.
The technical solution of the utility model is: the OPGW terminal of this ultra-high voltage transformer station reserves cable device, it comprises nonmetal interior fork and nonmetal outer fork, nonmetal interior fork is cruciform, four arms that nonmetal outer fork is arranged in nonmetal interior fork form four grooves with it, OPGW terminal is reserved cable and is wrapped in these four grooves, the arm of nonmetal interior fork is provided with multiple limit cable roll adjustment hole, with the multiple limit cable roll adjustment holes on nonmetal interior fork, multiple limit cable roll adjustment hole is set on nonmetal outer fork accordingly, by securing member insertion limit cable roll adjustment hole, the OPGW terminal in groove is reserved cable to fix.
Become groove owing to have employed nonmetal interior fork with nonmetal outer fork-shaped, to break the problem of stock so the optical cable avoiding winding exists optical cable turn-to-turn electric discharge galvanic corrosion that turn-to-turn induced voltage causes; OPGW terminal in groove is reserved cable fix owing to being inserted limit cable roll adjustment hole by securing member, so avoid optical cable and bundle iron wire and contact and produce bimetallic corrosion and to break the problem, safe and reliable, attractive in appearance of stock.
Accompanying drawing explanation
Fig. 1 is the front view reserving cable device according to the OPGW terminal of ultra-high voltage transformer station of the present utility model;
Fig. 2 is the left view of Fig. 1.
Embodiment
As shown in Figure 1-2, the OPGW terminal of this ultra-high voltage transformer station reserves cable device, it comprises nonmetal interior fork 2 and nonmetal outer fork 3, nonmetal interior fork 2 is cruciform, four arms that nonmetal outer fork 3 is arranged in nonmetal interior fork form four grooves with it, OPGW terminal is reserved cable and is wrapped in these four grooves, the arm of nonmetal interior fork is provided with multiple limit cable roll adjustment hole 5, with the multiple limit cable roll adjustment holes 5 on nonmetal interior fork, multiple limit cable roll adjustment hole 5 is set on nonmetal outer fork accordingly, by securing member insertion limit cable roll adjustment hole 5, the OPGW terminal in groove is reserved cable to fix.
Become groove owing to have employed nonmetal interior fork with nonmetal outer fork-shaped, to break the problem of stock so the optical cable avoiding winding exists optical cable turn-to-turn electric discharge galvanic corrosion that turn-to-turn induced voltage causes; OPGW terminal in groove is reserved cable fix owing to being inserted limit cable roll adjustment hole by securing member, so avoid optical cable and bundle iron wire and contact and produce bimetallic corrosion and to break the problem, safe and reliable, attractive in appearance of stock.
Preferably, each arm of nonmetal interior fork is uniformly distributed 5 limit cable roll adjustment holes 5, is also uniformly distributed 5 limit cable roll adjustment holes 5 in the position that nonmetal outer fork is corresponding.
Preferably, described securing member is limit cable bolt 6, and limit cable bolt is provided with outer silk tooth, in limit cable roll adjustment hole, be provided with internal thread tooth.Nonmetal interior fork can be made like this to be connected with nonmetal outer fork more firm, ensure safe and reliable.And limit cable roll adjustment hole and limit cable bolt with the use of the loose degree regulating the optical cable be wrapped on device, specification ultra-high voltage transformer station OPGW reserves cable strap-on structure, and it is easy to operate, safe and reliable, attractive in appearance that site operation maintenance is wound around reserved cable.This structure substitutes and used iron wire strap-on structure in the past, solves and reserves with metal material iron wire binding OPGW the problem that cable exists dissimilar metal contact couple corrosion optical cable.
Preferably, spacing seat 1 is provided with at the back side of described nonmetal interior fork.Effect is the effective and safe insulation distance of assurance device and optical cable reserved rack of power steel pipe pole, electric power single pole optical cable future part frame cross-arm.
Preferably, integrated 4 columns of fork in described spacing seat right and wrong metal, each column is respectively at the back side of an arm.
Preferably, described spacing seat is connected by the cross-arm of bolt with optical cable reserved rack of power steel pipe pole or electric power single pole optical cable future part frame.
Preferably, between described nonmetal interior fork and the diapire of described groove, reinforcement 4 is provided with.For supporting that nonmetal outer fork 3 carries the stress being wound around optical cable.
Preferably, described nonmetal interior fork, nonmetal outer fork, reinforcement are integrated.Such sound construction, with low cost.
The principle of work that the OPGW terminal of this ultra-high voltage transformer station reserves cable device is as follows:
This device all adopts the manufacture of nonmetal novel high-performance material, ensures to manufacture without magnetic characteristic, controls induced voltage.Device has four spacing seats 1, at the back side of interior fork 2 and with interior linking into an integrated entity of fork, it ensures the coverage of this device and optical cable reserved rack of power steel pipe pole or electric power single pole optical cable future part frame cross-arm; Interior fork 2 forms four grooves to be wound around optical cable with outer fork 3, be respectively equipped with five at interior fork 2 and outer fork 3 and correspondingly limit cable roll adjustment hole 5, there is internal thread tooth in the limit cable roll adjustment hole 5 of interior fork 2, there is outer silk tooth the front end of limit cable bolt 6, by the position in how many selection limit cable roll adjustment holes 5 of the cable loops quantity be wrapped in groove, insert with the special limit cable bolt 6 of nonmetallic materials manufacture again and tighten, control the slackness of the optical cable in groove; Device has reinforcement 4 to be everywhere be located at outer fork 3 and the outer connecting portion of interior fork 2, supports that the carrying of outer fork 3 is wound around the stress of optical cable.
The beneficial effects of the utility model are:
(1) the pioneering nonmetal novel high-performance materials application manufacture transformer station OPGW terminal that adopts of electric system reserves cable device at home.Can after effectively control 1000KV transformer station OPGW terminal be reserved and is wound around in cable device, there is higher induced voltage and cause the galvanic corrosion strand broking that discharges, improve 1000KV transformer station OPGW terminal security reliability of operation in this device; Effectively control 1000KV transformer station OPGW terminal and reserve cable substantial equipment hidden danger, facilitate the safe operation rate of 1000KV extra-high voltage grid.
(2) the limit cable pig gauge model 1000KV ultra-high voltage transformer station OPGW terminal that nonmetal high performance material manufactures and designs reserves cable colligation.Stop to adopt iron wire binding OPGW terminal to reserve cable in the past, formed dissimilar metal bimetallic corrosion strand broking, facilitate the reliability that 1000KV ultra-high voltage transformer station OPGW terminal reserves cable safe operation.
(3) solve ultra-high voltage transformer station to reserve cable galvanic corrosion because of OPGW terminal and to break stock, avoid power failure treatment facility defect, improve operation of power networks rate, reduce power grid enterprises' O&M cost.
The above; it is only preferred embodiment of the present utility model; not any pro forma restriction is done to the utility model; every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all still belong to the protection domain of technical solutions of the utility model.
Claims (8)
1. the OPGW terminal of a ultra-high voltage transformer station reserves cable device, it is characterized in that: it comprises nonmetal interior fork (2) and nonmetal outer fork (3), nonmetal interior fork (2) is cruciform, four arms that nonmetal outer fork (3) is arranged in nonmetal interior fork form four grooves with it, OPGW terminal is reserved cable and is wrapped in these four grooves, the arm of nonmetal interior fork is provided with multiple limit cable roll adjustment hole (5), with the multiple limit cable roll adjustment holes (5) on nonmetal interior fork, multiple limit cable roll adjustment hole (5) is set on nonmetal outer fork accordingly, by securing member insertion limit cable roll adjustment hole (5), the OPGW terminal in groove is reserved cable to fix.
2. the OPGW terminal of ultra-high voltage transformer station according to claim 1 reserves cable device, it is characterized in that: on each arm of nonmetal interior fork, be uniformly distributed 5 limits cable roll adjustment hole (5), the position corresponding at nonmetal outer fork is also uniformly distributed 5 limits cable roll adjustment hole (5).
3. the OPGW terminal of ultra-high voltage transformer station according to claim 1 and 2 reserves cable device, it is characterized in that: described securing member is limit cable bolt (6), and limit cable bolt is provided with outer silk tooth, in limit cable roll adjustment hole, be provided with internal thread tooth.
4. the OPGW terminal of ultra-high voltage transformer station according to claim 1 reserves cable device, it is characterized in that: be provided with spacing seat (1) at the back side of described nonmetal interior fork.
5. the OPGW terminal of ultra-high voltage transformer station according to claim 4 reserves cable device, it is characterized in that: integrated 4 columns of fork in described spacing seat right and wrong metal, each column is respectively at the back side of an arm.
6. the OPGW terminal of ultra-high voltage transformer station according to claim 5 reserves cable device, it is characterized in that: described spacing seat is connected by the cross-arm of bolt with optical cable reserved rack of power steel pipe pole or electric power single pole optical cable future part frame.
7. the OPGW terminal of ultra-high voltage transformer station according to claim 1 reserves cable device, it is characterized in that: between described nonmetal interior fork and the diapire of described groove, be provided with reinforcement (4).
8. the OPGW terminal of ultra-high voltage transformer station according to claim 7 reserves cable device, it is characterized in that: described nonmetal interior fork, nonmetal outer fork, reinforcement are integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520098285.7U CN204462491U (en) | 2015-02-11 | 2015-02-11 | A kind of OPGW terminal of ultra-high voltage transformer station reserves cable device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520098285.7U CN204462491U (en) | 2015-02-11 | 2015-02-11 | A kind of OPGW terminal of ultra-high voltage transformer station reserves cable device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204462491U true CN204462491U (en) | 2015-07-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520098285.7U Withdrawn - After Issue CN204462491U (en) | 2015-02-11 | 2015-02-11 | A kind of OPGW terminal of ultra-high voltage transformer station reserves cable device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204462491U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104656220A (en) * | 2015-02-11 | 2015-05-27 | 国家电网公司 | OPGW terminal reserved cable device for ultra-high voltage transformer substation |
-
2015
- 2015-02-11 CN CN201520098285.7U patent/CN204462491U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104656220A (en) * | 2015-02-11 | 2015-05-27 | 国家电网公司 | OPGW terminal reserved cable device for ultra-high voltage transformer substation |
| CN104656220B (en) * | 2015-02-11 | 2018-01-30 | 国家电网公司 | A kind of OPGW terminals of ultra-high voltage transformer station reserve cable device |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150708 Effective date of abandoning: 20180130 |
|
| AV01 | Patent right actively abandoned |