CN104101973A - Insulated semiconducting open tube and optical cable protection method performed by using insulated semiconducting open tube - Google Patents
Insulated semiconducting open tube and optical cable protection method performed by using insulated semiconducting open tube Download PDFInfo
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- CN104101973A CN104101973A CN201410354670.3A CN201410354670A CN104101973A CN 104101973 A CN104101973 A CN 104101973A CN 201410354670 A CN201410354670 A CN 201410354670A CN 104101973 A CN104101973 A CN 104101973A
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- insulation
- open tube
- optical cable
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Abstract
The invention discloses an insulated semiconducting open tube. The insulated semiconducting open tube is provided with an open mouth which extends from one end of the insulated semiconducting open tube to the other end of the insulated semiconducting open tube, and comprises an insulated semiconducting tube section and an insulated tube section, wherein the insulated semiconducting tube section comprises an inner insulation layer and a semiconducting layer which wraps the insulation layer, and the insulated tube section is connected with one end of the insulation layer or formed by extending the insulation layer. The invention further provides an optical cable protection method. The optical cable protection method includes that the insulated semiconducting tube section at least wraps a wire twisting end and a portion of an optical cable at the wire twisting end or wraps the wire twisting end, a shockproof damper and a segment of the optical cable, which extends from the wire twisting end to an outlet of the shockproof damper, and the insulated semiconducting tube section wraps the wire twisting end or the tail end of the shockproof damper. Therefore, generation of electric erosion on the surface of the segment of the optical cable, which extends from the wire twisting end to the outlet of the shockproof damper, can be avoided, and use life of the optical cable is prolonged.
Description
Technical field
The present invention relates to a kind of open tube and optical ca ble protection method.
Background technology
In the construction of power telecom network, ADSS optical cable because of its have lightweight, anti-lightning, can charging construction and can directly be erected at the first-class advantage of the original shaft tower of power circuit, in 220kV and following power circuit construction, be widely applied.
Yet, in actual motion, because of optical cable and high pressure phase line and and the earth between capacitive coupling can produce different space potentials on optical cable surface, at pylon place because optical cable is by gold utensil ground connection, its space potential is earth potential, when optical cable surface is contaminated, while being particularly positioned at shore line or industrial pollution district, have obvious pollutant and be accumulated in jacket surface, under the wet conditions such as misty rain, the surface resistance of optical cable reduces, potential difference (PD) causes leakage current at moist filthy optical cable surface local, the thermal effect producing is evaporated optical cable surface element subregion moisture, form " dry band ", be connected across dry with on voltage be directly proportional to the dry strip resistance of unit length, final resistance can increase to a certain numerical value, voltage is now large must be enough to form electric arc, i.e. so-called " dry band arcing ", dry band arcing produces a large amount of heat, ozone and acid, make optical cable surface produce chemical aging, finally cause optical cable to damage, fracture.
Summary of the invention
The insulation that the object of the present invention is to provide a kind of position that optical cable is easily occurred to rupture to carry out shielding protection is partly led open tube and is adopted the optical ca ble protection method of this open tube.
For achieving the above object, insulation provided by the present invention is partly led open tube and is had the opening that extends to the other end of pipe from one end of pipe, comprises insulation half run and insulation pipeline section.Half run that insulate comprises the insulation course of internal layer and the semi-conductive layer of coated insulation layer.Insulation pipeline section is connected or is extended to form by insulation course with one end of insulation course.
Preferably, the opening two edges that open tube is partly led in described insulation are respectively equipped with some fixed orifices, and described fixed orifice can be used as the perforation of binding strap.
Preferably, described insulation half run and insulation pipeline section transition position are provided with Creepage extender.
The invention provides a kind of optical ca ble protection method, adopt above-mentioned insulation partly to lead open tube to optical ca ble protection, this optical cable is fixed on high pressure shaft tower by hank knotting and suspension gold utensil, shockproof whip is housed on optical cable, insulation half run of partly leading open tube with insulation is coated hank knotting end and shockproof whip and the optical cable from hank knotting end to shockproof whip outlet section, the end of shockproof whip is coated on insulation and partly leads in insulation half run of open tube, insulation pipeline section is coated on one section of optical cable outside shockproof whip, wherein the opening down of open tube partly led in insulation, closure of openings is fixed, the semi-conductive layer of then by metal connecting piece, insulation partly being led to open tube is connected ground connection with hank knotting, make the optical cable segment being coated by semi-conductive layer there is no axial potential difference (PD), insulate simultaneously and there is one section of air distance between half run and insulation pipeline section junction and optical cable.。
Preferably, insulation half run that open tube is partly led in described insulation is provided with Creepage extender with insulation pipeline section junction.
Preferably, described insulation pipeline section anti creepage trace reaches 1A3.5 level.
Preferably, described metal connecting piece is copper mesh.
Preferably, the opening two edges that open tube is partly led in described insulation are respectively equipped with some fixed orifices, penetrate corresponding fixed orifice locking closure of openings is fixed with binding strap.
The present invention also provides another kind of optical ca ble protection method, this optical cable is fixed on high pressure shaft tower by hank knotting and suspension gold utensil, adopt above-mentioned insulation partly to lead open tube to optical ca ble protection, on optical cable, establish stockbridge damper, insulation half run of partly leading open tube with insulation is coated to the optical cable of major general's hank knotting end and hank knotting end, insulation pipeline section is coated on one section of optical cable outside hank knotting end, wherein the opening down of open tube partly led in insulation, closure of openings is fixed, the semi-conductive layer of then by metal connecting piece, insulation partly being led to open tube is connected ground connection with hank knotting, make the optical cable segment being coated by semi-conductive layer there is no axial potential difference (PD), insulate simultaneously and there is one section of air distance between half run and insulation pipeline section junction and optical cable.
The useful technique effect that the present invention is insulated and partly led open tube and adopt the optical ca ble protection method of this open tube:
(1) the present invention is insulated and is partly led the semi-conductive layer of open tube by half run that insulate optical cable is carried out to shielding protection, when optical cable is protected, half run that insulate is coated or hank knotting end and shockproof whip and the optical cable from hank knotting end to shockproof whip outlet section is coated to the optical cable of major general's hank knotting end and hank knotting end, the end of hank knotting end or shockproof whip is coated on insulation and partly leads in insulation half run of open tube, by insulation, partly leading open tube shields the optical cable of contiguous high pressure shaft tower interior, there is galvanic corrosion phenomenon in the optical cable surface of avoiding insulation partly to lead in open tube.
(2) between insulation half run and insulation pipeline section junction and optical cable, have one section of air distance, this section of air distance can reduce the probability that electric arc produces.
(3) insulation pipeline section is coated on one section of optical cable outside hank knotting end or shockproof whip, and insulation pipeline section can increase the creepage distance between optical cable and semi-conductive layer, reduces the generation of arcing.
(4) metal connecting piece is partly led open tube insulation semi-conductive layer and hank knotting link together, and make the optical cable segment being coated by semi-conductive layer there is no axial potential difference (PD), thereby avoid producing arcing phenomenon on this section of optical cable; Semi-conductive layer connects the earth potential of high pressure shaft tower by hank knotting, suspension gold utensil on the other hand, for leakage current provides a passage, is unlikely to generate heat at tube surface.
Accompanying drawing explanation
Fig. 1 is that the present invention is insulated and partly led the perspective view of open tube, for ease of checking, amplifies;
Fig. 2 is that optical cable is accessed high pressure shaft tower and the structural representation after shockproof whip is installed by hank knotting and ironware;
Fig. 3 is installed on the structural representation after optical cable for insulation is partly led to open tube, and for ease of checking, the part in shockproof whip does not draw.
Embodiment
By describing technology contents of the present invention, structural attitude, processing step in detail, being realized object and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
Refer to Fig. 1, the present invention is insulated and is partly led open tube 10 and have the opening 11 that extends to the other end of pipe from one end of pipe, comprises insulation half run 12 and insulation pipeline section 13.Half run 12 that insulate comprises the insulation course 121 of internal layer and the semi-conductive layer 122 of coated insulation layer.Insulation pipeline section 13 comprises the insulation course of individual layer, is connected or is extended to form by insulation course 121 with one end of the insulation course 121 of insulation half run 12.
Preferably, opening 11 two edges that open tube 10 is partly led in insulation are respectively equipped with some fixed orifices 111, and fixed orifice 111 can be used as the perforation of binding strap, so that opening lockout is sealed.
Preferably, described insulation half run 12 and insulation pipeline section 13 transition positions are provided with Creepage extender 70.
Refer to Fig. 2 and Fig. 3, optical ca ble protection method of the present invention adopts above-mentioned insulation partly to lead 10 pairs of optical ca ble protections of open tube, this optical cable 20 is fixed on high pressure shaft tower 40 by hank knotting 30 with suspension gold utensil 31, on optical cable, set up defences and shake whip 50, insulation half run 12 of partly leading open tube 10 with insulation is coated hank knotting 30 ends and shockproof whip 50 and the optical cable 20 from hank knotting 30 ends to shockproof whip 50 outlet sections, the end of shockproof whip 50 is coated on insulation and partly leads in insulation half run 12 of open tube 10, insulation pipeline section 13 is coated on one section of optical cable outside shockproof whip 50, the opening 11 that wherein open tube 10 is partly led in insulation down, closure of openings is fixed, the semi-conductive layer 122 of then by metal connecting piece 60, insulation partly being led to open tube 10 is connected ground connection with hank knotting 30, make the optical cable segment being coated by semi-conductive layer 122 there is no axial potential difference (PD), insulate simultaneously and there is one section of air distance between half run 12 and insulation pipeline section 13 junctions and optical cable 20.
Preferably, insulation half run 12 that open tube 10 is partly led in described insulation is provided with Creepage extender with insulation pipeline section 13 junctions, and this can increase the creepage distance between optical cable and semi-conductive layer, reduces the probability of the generation of electric arc.
Preferably, described metal connecting piece 60 is copper mesh, and certainly, other any metal devices that can make semi-conductive layer 122 and hank knotting 30 link together all can.
Preferably, opening 11 two edges that open tube 10 is partly led in described insulation are respectively equipped with some fixed orifices 111, can penetrate 111 lockings of corresponding fixed orifice with binding strap closure of openings is fixed.
In fact, when optical cable vibration abatement is stockbridge damper, insulation half run that insulation partly need to be led to open tube is coated to the optical cable of major general's hank knotting end and hank knotting end, insulation pipeline section is coated on one section of optical cable outside hank knotting end, wherein the opening down of open tube partly led in insulation, closure of openings is fixed, the semi-conductive layer of then by metal connecting piece, insulation partly being led to open tube is connected ground connection with hank knotting, make the optical cable segment being coated by semi-conductive layer there is no axial potential difference (PD), between insulation half run and insulation pipeline section junction and optical cable, there is one section of air distance.
The useful technique effect that the present invention is insulated and partly led open tube and adopt the optical ca ble protection method of this open tube:
(1) the present invention is insulated and is partly led open tube 10 122 pairs of optical cables of semi-conductive layer by half run 12 that insulate and carry out shielding protection, when optical cable is protected, half run 12 that insulate is coated or hank knotting 30 ends and shockproof whip 50 and the optical cable 20 from hank knotting 30 ends to shockproof whip 50 outlet sections is coated to the optical cable 20 of major general's hank knotting 30 ends and hank knotting 30 ends, the end of hank knotting 30 ends or shockproof whip 50 is coated on insulation and partly leads in insulation half run 12 of open tube 10, by insulation, partly leading open tube 12 shields the optical cable of contiguous high pressure shaft tower 20 interior, the optical cable surface of avoiding insulation partly to lead in open tube 12 produces galvanic corrosion phenomenon.
(2) between insulation half run 12 and insulation pipeline section 13 junctions and optical cable 20, have one section of air distance, this section of air distance can reduce the generation probability of arcing.
(3) insulation pipeline section 13 is coated on one section of optical cable 20 outside hank knotting 30 ends or shockproof whip 50, and insulation pipeline section 13 can increase the creepage distance between optical cable 20 and semi-conductive layer 122, reduces the generation of arcing;
(4) semi-conductive layer 122 that metal connecting piece 60 is partly led open tube 12 insulation is connected ground connection with hank knotting 30, makes the optical cable segment being coated by semi-conductive layer 122 there is no axial potential difference (PD), thereby avoid producing arcing phenomenon on this section of optical cable; By semi-conductive layer 122, by hank knotting 30, suspension gold utensil 31, connect into the earth potential of high pressure shaft tower on the other hand, for leakage current provides a passage, be unlikely to generate heat at tube surface.
The present invention is not limited to above-mentioned embodiment, and those skilled in the art also can make multiple variation accordingly, but any and the present invention are equal to or similar variation all should be encompassed in the scope of the claims in the present invention.
Claims (9)
1. open tube is partly led in an insulation, it is characterized in that: this insulation is partly led open tube and had the opening that extends to the other end of pipe from one end of pipe, comprise insulation half run and insulation pipeline section, half run that insulate comprises the insulation course of internal layer and the semi-conductive layer of coated insulation layer, and described insulation pipeline section is connected or is extended to form by insulation course with one end of insulation course.
2. according to insulation claimed in claim 1, partly lead open tube, it is characterized in that: the opening two edges that open tube is partly led in described insulation are respectively equipped with some fixed orifices.
3. according to insulation claimed in claim 1, partly lead open tube, it is characterized in that: described insulation half run and insulation pipeline section transition position are provided with Creepage extender.
4. according to insulation claimed in claim 1, partly lead open tube, it is characterized in that: described insulation pipeline section anti creepage trace reaches 1A3.5 level.
5. an optical ca ble protection method, this optical cable is fixed on high pressure shaft tower by hank knotting and suspension gold utensil, it is characterized in that: adopt insulation claimed in claim 1 partly to lead open tube to optical ca ble protection, shockproof whip is housed on optical cable, insulation half run of partly leading open tube with insulation is coated hank knotting end and shockproof whip and the optical cable from hank knotting end to shockproof whip outlet section, the end of shockproof whip is coated on insulation and partly leads in insulation half run of open tube, insulation pipeline section is coated on one section of optical cable outside shockproof whip, wherein the opening down of open tube partly led in insulation, closure of openings is fixed, the semi-conductive layer of then by metal connecting piece, insulation partly being led to open tube is connected ground connection with hank knotting, make the optical cable segment being coated by semi-conductive layer there is no axial potential difference (PD), insulate simultaneously and there is one section of air distance between half run and insulation pipeline section junction and optical cable.
6. optical ca ble protection method according to claim 5, is characterized in that: insulation half run that open tube is partly led in described insulation is provided with Creepage extender with insulation pipeline section junction.
7. optical ca ble protection method according to claim 5, is characterized in that: described metal connecting piece is copper mesh.
8. optical ca ble protection method according to claim 5, is characterized in that: the opening two edges that open tube is partly led in described insulation are respectively equipped with some fixed orifices.
9. an optical ca ble protection method, this optical cable is fixed on high pressure shaft tower by hank knotting and suspension gold utensil, it is characterized in that: adopt insulation claimed in claim 1 partly to lead open tube to optical ca ble protection, on optical cable, establish stockbridge damper, insulation half run of partly leading open tube with insulation is coated to the optical cable of major general's hank knotting end and hank knotting end, insulation pipeline section is coated on one section of optical cable outside hank knotting end, wherein the opening down of open tube partly led in insulation, closure of openings is fixed, the semi-conductive layer of then by metal connecting piece, insulation partly being led to open tube is connected ground connection with hank knotting, make the optical cable segment being coated by semi-conductive layer there is no axial potential difference (PD), insulate simultaneously and there is one section of air distance between half run and insulation pipeline section junction and optical cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410354670.3A CN104101973B (en) | 2014-07-24 | 2014-07-24 | A kind of insulate partly leads open tube and the optical ca ble protection method using the open tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410354670.3A CN104101973B (en) | 2014-07-24 | 2014-07-24 | A kind of insulate partly leads open tube and the optical ca ble protection method using the open tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104101973A true CN104101973A (en) | 2014-10-15 |
| CN104101973B CN104101973B (en) | 2018-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410354670.3A Active CN104101973B (en) | 2014-07-24 | 2014-07-24 | A kind of insulate partly leads open tube and the optical ca ble protection method using the open tube |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030102212A1 (en) * | 2001-10-31 | 2003-06-05 | Alcatel | Sea earth |
| CN1598635A (en) * | 2004-09-08 | 2005-03-23 | 黄正欧 | Protection ring of aerial self-supporting optical cable |
| CN101201438A (en) * | 2007-12-13 | 2008-06-18 | 王甘雨 | Optical communication transmission network |
| CN201945718U (en) * | 2010-10-31 | 2011-08-24 | 内蒙古电力科学研究院 | Optical cable protecting sleeve |
| CN103926666A (en) * | 2014-03-31 | 2014-07-16 | 广州供电局有限公司 | ADSS optical fiber cable assembly and electrocorrosion prevention sleeve of ADSS optical fiber cable assembly |
| CN203981940U (en) * | 2014-07-24 | 2014-12-03 | 深圳市沃尔核材股份有限公司 | A kind of insulation is partly led open tube and the optical cable of this open tube is housed |
-
2014
- 2014-07-24 CN CN201410354670.3A patent/CN104101973B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030102212A1 (en) * | 2001-10-31 | 2003-06-05 | Alcatel | Sea earth |
| CN1598635A (en) * | 2004-09-08 | 2005-03-23 | 黄正欧 | Protection ring of aerial self-supporting optical cable |
| CN101201438A (en) * | 2007-12-13 | 2008-06-18 | 王甘雨 | Optical communication transmission network |
| CN201945718U (en) * | 2010-10-31 | 2011-08-24 | 内蒙古电力科学研究院 | Optical cable protecting sleeve |
| CN103926666A (en) * | 2014-03-31 | 2014-07-16 | 广州供电局有限公司 | ADSS optical fiber cable assembly and electrocorrosion prevention sleeve of ADSS optical fiber cable assembly |
| CN203981940U (en) * | 2014-07-24 | 2014-12-03 | 深圳市沃尔核材股份有限公司 | A kind of insulation is partly led open tube and the optical cable of this open tube is housed |
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| Publication number | Publication date |
|---|---|
| CN104101973B (en) | 2018-03-09 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518118 Guangdong province Shenzhen Pingshan New District Industrial Park Road, Lan Jing wal Co-patentee after: SHENZHEN WOER SPECIAL CABLE Co.,Ltd. Patentee after: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Co-patentee after: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Co-patentee after: LTK ELECTRIC WIRE (HUIZHOU) Ltd. Co-patentee after: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. Address before: 518118 Guangdong province Shenzhen Pingshan New District Industrial Park Road, Lan Jing wal Co-patentee before: SHENZHEN WOER SPECIAL CABLE Co.,Ltd. Patentee before: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Co-patentee before: JINTAN WOER NEW MATERIAL Co.,Ltd. Co-patentee before: LTK ELECTRIC WIRE (HUIZHOU) Ltd. Co-patentee before: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190715 Address after: 518000 Second Floor of Phase III Workshop of Lanjingbei Road, Longtian Street, Pingshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Wal Electric Power Technology Co.,Ltd. Address before: 518118 Guangdong province Shenzhen Pingshan New District Industrial Park Road, Lan Jing wal Co-patentee before: SHENZHEN WOER SPECIAL CABLE Co.,Ltd. Patentee before: Shenzhen Woer Heat-shrinkable Material Co.,Ltd. Co-patentee before: CHANGZHOU WOER HEAT-SHRINKABLE MATERIAL Co.,Ltd. Co-patentee before: LTK ELECTRIC WIRE (HUIZHOU) Ltd. Co-patentee before: HUIZHOU LTK ELECTRONIC CABLE Co.,Ltd. |
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| TR01 | Transfer of patent right |