CN201397414Y - Optical cable for transmitting temperature stress sensing signals in high-pressure electric network - Google Patents
Optical cable for transmitting temperature stress sensing signals in high-pressure electric network Download PDFInfo
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- CN201397414Y CN201397414Y CN2009201322083U CN200920132208U CN201397414Y CN 201397414 Y CN201397414 Y CN 201397414Y CN 2009201322083 U CN2009201322083 U CN 2009201322083U CN 200920132208 U CN200920132208 U CN 200920132208U CN 201397414 Y CN201397414 Y CN 201397414Y
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- protective covering
- optical cable
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- sheath
- temperature stress
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Abstract
The utility model discloses an optical cable for transmitting temperature stress sensing signals in high-pressure electric network, which comprises an optical fiber, a protective covering and tensilematerial, wherein the optical fiber is coated by the protective covering, the tensile material filled around the optical fiber in the protective covering, the protective covering comprises an inner protective covering and an outer protective covering, wherein the inner protective covering is an electric mark resistance plastic protective covering, the outer protective covering is a nylon which iscoated on the outer layer of the inner protective covering, and the tensile material is aramid fiber yarn. The optical cable adopts electric mark resistance plastic, nylon double-layer protective covering and non-metal aramid fiber yarn as a reinforcing unit, the optical fiber is coated in the middle of the optical cable by the optical fiber, and since the whole optical cable is a non-metal structure, the influence of induction current can not be generated because of magnetic fields around high-pressure electric networks, and meanwhile, the optical fiber can resist instant high temperature.
Description
Technical field
The utility model relates to the optical cable manufacturing, relates in particular to the optical cable of the little in light weight and high pressure resistant magnetic interference of a kind of sectional area, and this optical cable generally lays along high-voltage fence.
Background technology
Occur in the snow disaster of southern china at the beginning of 08, make the icing ability to bear that has surpassed lead and iron tower on a large amount of high-voltage fences, cause a large amount of high-voltage fences to break down even collapse, bring heavy losses to national economy.For preventing inclement weather, the electrical network that guarantees to rebuild impacts once more, when laying electrical network, carry out in the mechanical consolidation, also the primary part observation whistle to be set in the emphasis location, when finding that this place temperature is low, it is thick to freeze, in the time of may working the mischief, means by science, machine station, ground is sent and is controlled instruction (lead is added transient high-current makes conductive line surfaces reach 180 ℃ high temperature) accordingly, thereby avoids or reduce the loss that bad weather condition causes.
Traditional temperature stress transducing signal, usually all be the temperature stress conversion of signals to be become electric signal by thermopair, electric signal is transmitted by cable, owing to there is powerful high voltage magnetic field around the high-voltage fence, the electric signal of cable transmission will be subjected to serious magnetic interference, because the distance of cable transmission can not show a candle to the distance of optical cable transmission, signal quality also can not show a candle to the quality height of optical cable transmission in addition, therefore, use Optical Fiber Transmission without cable transmission temperature stress transducing signal now.Optical Fiber Transmission is because characteristics such as its anti-electromagnetic interference capability is strong, long transmission distance, transfer rate height.Yet because the special environment for use of high-voltage fence, except will adapting to abominable field environment, also corrosion and the interference that will can bear high voltage magnetic field, bear electrical network under the long-time running situation environmental change and the TRANSIENT HIGH TEMPERATURE that in particular cases produces, bear optical cable and produce because of wind-force blows with lead, iron tower and vibrate the specific (special) requirements such as mutual friction mutually between the two that cause, traditional optical cable can't satisfy these requirements.
Summary of the invention
The purpose of this utility model provides a kind of various installation and operation environment that can adapt on the high-voltage fence, conductor temperature stress signal that will Fibre Optical Sensor is obtained on High-Voltage Network, be transferred to the disembark high-voltage fence at station of long distance, the optical cable that is used for high-voltage fence transmission temperature stress transducing signal is for the remote monitor of realizing high-voltage fence provides basic data.
The scheme of technical solution problem of the present utility model is: a kind of optical cable that is used for high-voltage fence transmission temperature stress transducing signal, comprise optical fiber, sheath and inserts, described sheath wraps up described optical fiber, described sheath comprises inner sheath and oversheath, described inner sheath is the plastic sheath of anti-electric trace, described oversheath is for being wrapped in the outer field one deck nylon of described inner sheath, described inserts is filled in around the described sheath inner fiber for the anti-material of opening, and a described anti-material is an aramid yarn.。
Further, described optical fiber is two single-mode fibers that are laid in the G.652 standard in the described anti-material.
Further, described oversheath is a black, and length metering sign is set on it.
A kind of optical cable that is used for high-voltage fence transmission temperature stress transducing signal described in the utility model adopts anti-electric trace PE and nylon duplex sheath, outer field nylon sheath wire material high and low temperature resistance is splendid, can under-40 ℃ temperature stress, reliably use, its melting temperature is up to 210 ℃, can tolerate 180 ℃ TRANSIENT HIGH TEMPERATURE, the anti-wear performance of this nylon sheath wire material is also splendid simultaneously, can bear between optical cable and lead and high voltage iron tower and produce the mutual friction that vibration forms because of wind-force blows, in addition, the humidity resistance of nylon material also is better than a large amount of materials that use in the ordinary optical cable greatly, can effectively resist the intrusion of moisture; Its internal layer sheath material adopts anti-electric trace plastics, can resist the electromagnetism corrosion that produces around the high-voltage fence effectively; A kind of optical cable that is used for high-voltage fence transmission temperature stress transducing signal described in the utility model adopts nonmetallic aramid yarn as strengthening the unit, aramid yarn is rolled in optical fibre packages the centre of optical cable, because whole optical cable is nonmetal structure, can not produce influences such as induction current because of the magnetic field around the high-voltage fence; In addition, further the optical fiber that adopts in the high-voltage fence temperature stress sensing optic cable described in the utility model in the scheme is single-mode fiber G.652, only makes temperature stress sensing usefulness owing to optical cable, and the information transmitted amount is little, usually only just enough with an optical fiber, in addition also can a standby optical fiber.
Below with reference to drawings and Examples, the utility model is further described.
Description of drawings
Fig. 1 is the cross section structure figure of the utility model embodiment 1 optical cable.
Among the figure: 1, optical fiber, 2, inserts, 3, inner sheath, 4, oversheath.
Embodiment
Present embodiment has following characteristics according to concrete feature own:
The optical cable outside surface can be high temperature resistant long term high temperature more than 95 ℃ and 180 ℃ TRANSIENT HIGH TEMPERATURE, can anti--40 ℃ low temperature, wear-resistant simultaneously, waterproof, protection against the tide, ultraviolet radiation preventing and anti-electric trace (electromagnetic field) corrosion.
Optical cable adopts the nonmetal structure design, reinforcing element uses the aramid yarn of high-modulus, and aramid yarn overlays on the center of optical cable with optical fibre packages, for optical cable provides enough tensile propertys, satisfy the requirement that the optical cable self-bearing type lays, do not produce harmful effect simultaneously because of the electromagnetic induction under the high-voltage fence environment.
Optical fiber in the optical cable adopts 2 G.652 single-mode fibers, because optical cable is only made temperature stress sensing usefulness, the information transmitted amount is little, and is only just enough with an optical fiber usually, in addition also can a standby optical fiber.
Consider to satisfy above-mentioned lay environmental requirement in, we control cable outer diameter at diameter 6mm ± 0.2mm, make this optical cable volume little, in light weight, reduce the additional load of lead to greatest extent, can satisfy the construction requirement of high-voltage fence.The high-voltage fence temperature stress sensing optic cable of standard comprises 2 individual fibers, and oversheath is a black, strip length metering sign.
Claims (4)
1, a kind of optical cable that is used for high-voltage fence transmission temperature stress transducing signal, comprise optical fiber (1), sheath and inserts (2), described sheath wraps up described optical fiber (1), it is characterized in that: described sheath comprises inner sheath (3) and oversheath (4), described inner sheath (3) is the plastic sheath of anti-electric trace, described oversheath (4) is for being wrapped in the outer field one deck nylon of described inner sheath (3), described inserts (2) is filled in described sheath inner fiber (1) on every side for the anti-material of opening, and a described anti-material (2) is an aramid yarn.
2, the optical cable that is used for high-voltage fence transmission temperature stress transducing signal according to claim 1 is characterized in that: described optical fiber (2) is two and is laid in the described anti-single-mode fiber of opening the G.652 standard in the material.
3, according to the arbitrary described optical cable that is used for high-voltage fence transmission temperature stress transducing signal of claim 1 to 2, it is characterized in that: described oversheath (3) is a black, and length metering sign is set on it.
4, the optical cable that is used for high-voltage fence transmission temperature stress transducing signal according to claim 3, it is characterized in that: the plastic sheath of described anti-electric trace is the PE material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201322083U CN201397414Y (en) | 2009-05-21 | 2009-05-21 | Optical cable for transmitting temperature stress sensing signals in high-pressure electric network |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201322083U CN201397414Y (en) | 2009-05-21 | 2009-05-21 | Optical cable for transmitting temperature stress sensing signals in high-pressure electric network |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201397414Y true CN201397414Y (en) | 2010-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201322083U Expired - Lifetime CN201397414Y (en) | 2009-05-21 | 2009-05-21 | Optical cable for transmitting temperature stress sensing signals in high-pressure electric network |
Country Status (1)
| Country | Link |
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| CN (1) | CN201397414Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101894612A (en) * | 2010-07-26 | 2010-11-24 | 苏州宝兴电线电缆有限公司 | Multiple-core cable with two extrusion molding out of jacket |
| CN101958162A (en) * | 2010-09-30 | 2011-01-26 | 中利科技集团股份有限公司 | Photoelectric composite cable |
| CN103842871A (en) * | 2011-08-04 | 2014-06-04 | 普雷斯曼电信电缆和系统英国有限公司 | low fire hazard optical fiber drop cable |
| CN104485088A (en) * | 2014-12-18 | 2015-04-01 | 常熟市先锋乐器有限公司 | String with good high-temperature resistance |
| CN114544051A (en) * | 2022-04-01 | 2022-05-27 | 建华建材(陕西)有限公司 | Tubular pile stress information acquisition and detection method suitable for high-temperature environment |
-
2009
- 2009-05-21 CN CN2009201322083U patent/CN201397414Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101894612A (en) * | 2010-07-26 | 2010-11-24 | 苏州宝兴电线电缆有限公司 | Multiple-core cable with two extrusion molding out of jacket |
| CN101894612B (en) * | 2010-07-26 | 2012-07-11 | 苏州宝兴电线电缆有限公司 | Multiple-core cable with two extrusion molding out of jacket |
| CN101958162A (en) * | 2010-09-30 | 2011-01-26 | 中利科技集团股份有限公司 | Photoelectric composite cable |
| CN103842871A (en) * | 2011-08-04 | 2014-06-04 | 普雷斯曼电信电缆和系统英国有限公司 | low fire hazard optical fiber drop cable |
| CN104485088A (en) * | 2014-12-18 | 2015-04-01 | 常熟市先锋乐器有限公司 | String with good high-temperature resistance |
| CN114544051A (en) * | 2022-04-01 | 2022-05-27 | 建华建材(陕西)有限公司 | Tubular pile stress information acquisition and detection method suitable for high-temperature environment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHENZHEN SDG INFORMATION CO., LTD. Free format text: FORMER OWNER: SHENZHEN CITY SDG INFORMATION OPTICAL NETWORK TECHNOLOGY CO., LTD. Effective date: 20141125 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent for invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wang Xiaofeng Inventor after: Chen Huanxin Inventor after: Liu Yong Inventor before: Wu Jinliang Inventor before: Liang Zhenyu |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: WU JINLIANG LIANG ZHENYU TO: WANG XIAOFENG CHEN HUANXIN LIU YONG Free format text: CORRECT: ADDRESS; FROM: 518109 SHENZHEN, GUANGDONG PROVINCE TO: 518057 SHENZHEN, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20141125 Address after: Nanshan District science and Technology Park in Shenzhen City, Guangdong province 518057 Ke Feng Lu No. 2 idiopathic information B building 18 floor Patentee after: Shenzhen SDG Information Co., Ltd. Address before: 518109 special industrial park, Heping West Road, Longhua street, Shenzhen, Guangdong, Baoan District Patentee before: Shenzhen City SDG Information Optical Network Technology Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100203 |