CN108802927A - Optical cable skirt system - Google Patents

Optical cable skirt system Download PDF

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Publication number
CN108802927A
CN108802927A CN201810535251.8A CN201810535251A CN108802927A CN 108802927 A CN108802927 A CN 108802927A CN 201810535251 A CN201810535251 A CN 201810535251A CN 108802927 A CN108802927 A CN 108802927A
Authority
CN
China
Prior art keywords
skirt
optical cable
ground portion
above ground
substation
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.)
Pending
Application number
CN201810535251.8A
Other languages
Chinese (zh)
Inventor
尚国松
苏蔚
李汉杰
严建利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Corp of China SGCC
State Grid Qinghai Electric Power Co Ltd
Information and Telecommunication Branch of State Grid Qinghai Electric Power Co Ltd
Original Assignee
State Grid Corp of China SGCC
State Grid Qinghai Electric Power Co Ltd
Information and Telecommunication Branch of State Grid Qinghai Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by State Grid Corp of China SGCC, State Grid Qinghai Electric Power Co Ltd, Information and Telecommunication Branch of State Grid Qinghai Electric Power Co Ltd filed Critical State Grid Corp of China SGCC
Priority to CN201810535251.8A priority Critical patent/CN108802927A/en
Publication of CN108802927A publication Critical patent/CN108802927A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/44Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4439Auxiliary devices
    • G02B6/4459Ducts; Conduits; Hollow tubes for air blown fibres

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)

Abstract

The invention discloses a kind of optical cable skirt systems.Wherein, which includes:Substation's door type frame, optical cable skirt, optical cable skirt, for drawing optical cable from optical cable ditch, wherein optical cable skirt includes:The top of skirt above ground portion and skirt under ground portion, skirt above ground portion includes bending section one, and skirt under ground portion is laid to optical cable ditch;Substation's door type frame, for fixing skirt above ground portion, wherein the bottom end of substation's door type frame is arranged at the preset distance of underground.The present invention solves the relatively low technical problem of the closure mode reliability in the related technology for optical cable skirt.

Description

Optical cable skirt system
Technical field
The present invention relates to optical cable skirt process fields, in particular to a kind of optical cable skirt system.
Background technology
Fig. 1 is the structure chart of optical cable skirt system according to prior art, as shown in Figure 1, including:Substation's door type frame 11, lead geometrical clamp 12, ADSS optical cables 13, occluding member 14 (i.e. fire-proof and water-proof blocks up mud), optical cable skirt 15, fixed steel band 16, cable duct 17 and communications equipment room 18, from figure 1 it appears that traditional optical cable skirt outer vent is upward, in order to prevent Rainwater enters skirt, and engineers and technicians, which often block up mud with fire-proof and water-proof and carry out wirerope skirt outlet filling, to be blocked, but on It states closure mode rule of thumb to accumulate, not the foundation of science, effective blocking time is only 2 years or so.In addition, traditional envelope Stifled mode cannot make inner air tube normally circulate, and buried part, by refrigerating effect, can form water droplet in summer in skirt, Accumulate over a long period to be formed compared with big yield, pipe internal water accumulation in winter low temperature when congeal into ice, the optical cable in pipe is compared with by by water to ice body The factor of long-pending expansion, causes, by external compression, to generate larger torsion, and inside fibre core can be broken when serious, generates communication event Barrier.Moreover, traditional optical cable skirt blocks work brings no small O&M pressure to engineers and technicians, and can not timing The progress to fall off and sealing effect is bad is repaired again.
For the relatively low problem of the above-mentioned closure mode reliability for being used for optical cable skirt in the related technology, not yet carry at present Go out effective solution scheme.
Invention content
An embodiment of the present invention provides a kind of optical cable skirt systems, under at least solving to draw for optical cable in the related technology The relatively low technical problem of the closure mode reliability of pipe.
One side according to the ... of the embodiment of the present invention provides a kind of optical cable skirt system, including:Substation's gate Frame, optical cable skirt, the optical cable skirt, for drawing optical cable from optical cable ditch, wherein the optical cable skirt includes: The top of skirt above ground portion and skirt under ground portion, the skirt above ground portion includes bending section one, it is described draw under Pipe under ground portion is laid to optical cable ditch;Substation's door type frame, for fixing the skirt above ground portion, wherein described The bottom end of substation's door type frame is arranged at the preset distance of underground.
Optionally, the skirt above ground portion includes:Exhaust pipe is connect with the skirt above ground portion, and being used for will Vapor discharge in the optical cable skirt.
Optionally, the skirt above ground portion offers opening identical with the cross-sectional area size of the exhaust pipe, The exhaust pipe is connected to the skirt above ground portion by the opening.
Optionally, the part in the skirt above ground portion apart from ground more than preset distance is arranged in the opening, In, the preset distance is 50cm.
Optionally, be provided with bending section two on the exhaust pipe, wherein the bending section two it is corresponding go out mouth down.
Optionally, above-mentioned optical cable skirt system further includes:Lead geometrical clamp is fixed on substation's door type frame, For the fixed optical cable drawn from the optical cable skirt.
Optionally, above-mentioned optical cable skirt system further includes:Fixed steel band is looped around substation's door type frame and described The outer surface of skirt above ground portion, for the skirt above ground portion to be fixed on substation's door type frame, wherein The fixed steel band is multiple.
Optionally, the optical cable is All Dielectric self-support ADSS.
Optionally, 15 times of the bending radius of the bending section one not less than the corresponding cable outer diameter of the optical cable.
Optionally, the material of the optical cable skirt is steel.
Optionally, the material of substation's door type frame is cement.
In embodiments of the present invention, optical cable is drawn from optical cable ditch using optical cable skirt, wherein optical cable skirt packet It includes:The top of skirt above ground portion and skirt under ground portion, skirt above ground portion includes bending section one, skirt underground Part lays are to optical cable ditch;Skirt above ground portion is fixed using substation's door type frame, wherein the bottom of substation's door type frame simultaneously The mode being arranged at the preset distance of underground is held, it is not right that the optical cable skirt system provided through the embodiment of the present invention may be implemented Optical cable skirt is blocked, but the top of optical cable skirt is changed to bending section to solve moisture-proof and condensation effects mesh , reach the technique effect for the reliability for increasing optical cable skirt, and then solve and be used for optical cable skirt in the related technology The relatively low technical problem of closure mode reliability.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings:
Fig. 1 is the structure chart of optical cable skirt system according to prior art;
Fig. 2 is the structure chart of optical cable skirt system according to the ... of the embodiment of the present invention;
Fig. 3 is optical cable skirt system preferred structure figure according to the ... of the embodiment of the present invention.
Specific implementation mode
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people The every other embodiment that member is obtained without making creative work should all belong to the model that the present invention protects It encloses.
It should be noted that term " first " in description and claims of this specification and above-mentioned attached drawing, " Two " etc. be for distinguishing similar object, without being used to describe specific sequence or precedence.It should be appreciated that using in this way Data can be interchanged in the appropriate case, so as to the embodiment of the present invention described herein can in addition to illustrating herein or Sequence other than those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover It includes to be not necessarily limited to clearly list for example, containing a series of process of units, system, product or equipment to cover non-exclusive Those of unit, but may include not listing clearly or for the intrinsic other units of these processes, product or equipment.
For ease of description, the part noun or term that occur in the embodiment of the present invention are described in detail below.
All dielectric self-supporting (All Dielectronic Self-Supporting Optical Cable, abbreviation ADSS) Optical cable:Be it is a kind of be all made of dielectric material, itself include necessary support system, can directly hang on electric force pole tower Non-metallic optical fiber cables are mainly used for the communication line of aerial high voltage power transmission system, it can also be used to the framves such as the multiple area of thunder and lightning, large span Communication line under sky laying environment.
Lead:The conducting wire drawn outward out of component package body.In surface-assembled component, refer to gull wing lead, J-shaped The general designation of lead, I shape leads.
Optical cable:It is a certain number of optical fiber according to the certain way group stranding heart, is surrounded by sheath outside, realizes that optical signal passes A kind of defeated communication line.The cable formed by certain technique by optical fiber.
Bending radius:It is radius of curvature, that is to say, a very small section on curve is replaced with one end circular arc, this circle Radius be bending radius.Dynamic bending radius refers to that the bending radius of optical fiber during exercise is usually that cannot be less than outside optical cable 20 times of diameter.Static buckling radius is that bending radius of optical fiber when static is usually 15 times of cable outer diameter.
For the All Dielectric self-support ADSS for being located in high altitude localities, frostbite, inside easily occurs in microthermal climate It pulls, Inner extrusion event.And traditional optical cable skirt outer vent is upward, rainwater enters skirt, engineering skill in order to prevent Art personnel often with fire-proof and water-proof block up mud carry out optical cable skirt outlet fill out envelope, still, this closure mode according to for a long time pass through Accumulation is tested, effective blocking time is 2 years or so;In addition, above-mentioned traditional closure mode cannot make inner air tube normally circulate, ground Part is buried in summer by condensation effects, water droplet can be formed in skirt, accumulate over a long period to be formed compared with big yield, pipe internal water accumulation exists Congeal into ice when winter low temperature, the optical cable in pipe causes compared with the factor by water to ice volume expansion by external compression, generate compared with Big torsion, inside fibre core can be broken when serious, generate communication failure.Furthermore traditional optical cable skirt blocks work and gives Engineers and technicians bring no small O&M pressure, and the progress to fall off and sealing effect is bad is repaired in not timing again.
In view of the above-mentioned problems, one side according to the ... of the embodiment of the present invention, provides a kind of optical cable skirt system, Fig. 2 It is the structure chart of optical cable skirt system according to the ... of the embodiment of the present invention, including:Optical cable skirt 21, substation's door type frame 23, The optical cable skirt system is described in detail below.
Optical cable skirt 21, for drawing optical cable 25 from optical cable ditch 27, wherein optical cable skirt 21 includes:Skirt The top of above ground portion 211 and skirt under ground portion 213, skirt above ground portion 211 includes bending section 1, skirt Under ground portion 213 is laid to optical cable ditch 27.
Substation's door type frame 23, for fixing skirt above ground portion 211, wherein the bottom end of substation's door type frame 23 is set It sets at the preset distance of underground.
In the above-described embodiments, optical cable skirt can be utilized to draw optical cable from optical cable ditch, wherein under above-mentioned optical cable draws Pipe includes:The top of skirt above ground portion and skirt under ground portion, skirt above ground portion includes bending section one, above-mentioned to draw Down tube under ground portion is laid to optical cable ditch;Skirt above ground portion is fixed using substation's door type frame simultaneously, wherein substation's door The bottom end of type frame is arranged at the preset distance of underground.Relative to rainwater enters optical cable skirt in order to prevent in the related technology, adopt Mud is blocked up with fire-proof and water-proof carrying out optical cable skirt outlet filling and block, the term of validity is shorter, and not tender is that air in pipe is normal Circulation, buried part are influenced in summer by condensation effects that water droplet can be formed in optical cable skirt, and accumulating over a long period, it is larger to be formed Water, pipe internal water accumulation in winter low temperature when congeal into ice, the optical cable in pipe compared with the factor by water to ice volume expansion, cause by The drawbacks of external compression generates larger torsion, and inside fibre core can be broken, generate communication failure when serious, through the invention The optical cable skirt system that embodiment provides may be implemented not block optical cable skirt, but by the top of optical cable skirt End is changed to bending section to solve moisture-proof and condensation effects purposes, has reached the technology effect for the reliability for increasing optical cable skirt Fruit, and then solve the relatively low technical problem of closure mode reliability for being used for optical cable skirt in the related technology.
Since traditional top by optical cable skirt carries out blocking the mode for preventing rainwater from entering, cannot make in skirt Air normally circulate, as an optional embodiment of the present invention, above-mentioned skirt above ground portion may include:Exhaust pipe, It is connect with skirt above ground portion, for the water in optical cable skirt to be discharged.It can be by optical cable skirt by the gas vent Interior water discharge, so as to avoid optical cable skirt internal water accumulation in winter low temperature when congeal into ice.
Wherein, above-mentioned skirt above ground portion offers opening identical with the cross-sectional area size of exhaust pipe, by opening Exhaust pipe is connected to skirt above ground portion by mouth.
As an optional embodiment of the present invention, above-mentioned opening setting is more than pre- apart from ground in skirt above ground portion The part of set a distance, wherein preset distance 50cm.It thereby may be ensured that the vapor in optical cable skirt can be discharged.
As an optional embodiment of the present invention, bending section two is provided on above-mentioned exhaust pipe, wherein bending section two is right That answers goes out mouth down.To be conducive to the discharge of the vapor in optical cable skirt.
As an optional embodiment of the present invention, above-mentioned optical cable skirt system can also include:Lead geometrical clamp, Gu It is scheduled on substation's door type frame, for the fixed optical cable drawn from optical cable skirt.Due to by drawing from optical cable skirt Optical cable agrees to be influenced by strong wind etc., and optical cable can be fixed on substation's door type frame using above-mentioned lead geometrical clamp.
As an optional embodiment of the present invention, above-mentioned optical cable skirt system can also include:Fixed steel band, surround In the outer surface of substation's door type frame and skirt above ground portion, for skirt above ground portion to be fixed on substation's door type frame On, wherein fixed steel band is multiple.It that is to say, in order to enable skirt above ground portion is more securely fixed in substation's door In type frame, fixation steel band can be used to be looped around the outer surface of substation's door type frame and skirt above ground portion, so as to incite somebody to action Skirt above ground portion is fixed on substation's door type frame.
As an optional embodiment of the present invention, above-mentioned optical cable is All Dielectric self-support ADSS.
As an optional embodiment of the present invention, the bending radius of above-mentioned bending section one is not less than the corresponding optical cable of optical cable 15 times of outer diameter.
As an optional embodiment of the present invention, the corresponding optical cable outlet hole of above-mentioned bending section one is to be in above-mentioned folding The obliquely downward of curved segment one, so as to prevent the entrance of rainwater.
One preferred embodiment of the present invention is described in detail below in conjunction with the accompanying drawings.
Fig. 3 is optical cable skirt system preferred structure figure according to the ... of the embodiment of the present invention, as shown in figure 3, including:Lead is solid Clamp 31 is fixed on substation's door type frame 23, (that is to say all dielectric for the fixed optical cable 25 drawn from optical cable skirt 21 Self-support cable ADSS);It that is to say, the exit of optical cable skirt 21 must be fixed with lead geometrical clamp 31, to ensure The optical cable 25 drawn from optical cable skirt 21 will not shake.Bending section 1 (that is to say optical cable outlet hole), belong to above-mentioned The top of skirt above ground portion 211, wherein the bending radius of the bending section 1 is not less than outside 25 corresponding optical cable of optical cable 15 times of diameter.As shown in figure 3, the one 2111 corresponding optical cable outlet hole of bending section is the obliquely downward in bending section 1 , it thus it can be prevented that the entrance of rainwater.In addition, further including:Fixed steel band 32, is looped around substation's door type frame 23 and skirt The outer surface of above ground portion 211, for skirt above ground portion 211 to be fixed on substation's door type frame 23, wherein fixed steel Band 32 is multiple.It that is to say, in order to enable skirt above ground portion 211 is more securely fixed on substation's door type frame 23, Fixation steel band 32 can be used to be looped around the outer surface of substation's door type frame 23 and skirt above ground portion 211, so as to incite somebody to action Skirt above ground portion 211 is fixed on substation's door type frame 23.In order to avoid 21 internal water accumulation of optical cable skirt low temperature in winter When congeal into ice, optical cable 25, to the factor of ice volume expansion, is caused to be generated larger torsion by external compression by water, above-mentioned Skirt above ground portion 211 may include:Exhaust pipe 33 is connect with skirt above ground portion 211, is used for optical cable skirt 21 Interior vapor discharge to prevent a large amount of vapor aggregation from condensing into water droplet, and then forms a large amount of ponding.In addition, such as Fig. 3 Shown, optical cable 25 is introduced into optical cable ditch 27 by skirt under ground portion 213, is then attached to communications equipment room 34.
As an optional embodiment of the present invention, the material of above-mentioned optical cable skirt is steel.
As an optional embodiment of the present invention, the material of above-mentioned substation's door type frame is cement.
The embodiments of the present invention are for illustration only, can not represent the quality of embodiment.
In the above embodiment of the present invention, all emphasizes particularly on different fields to the description of each embodiment, do not have in some embodiment The part of detailed description may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, for example, the unit division, Ke Yiwei A kind of division of logic function, formula that in actual implementation, there may be another division manner, such as multiple units or component can combine or Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual Between coupling, direct-coupling or communication connection can be INDIRECT COUPLING or communication link by some interfaces, unit or module It connects, can be electrical or other forms.
The unit illustrated as separating component may or may not be physically separated, aobvious as unit The component shown may or may not be physical unit, you can be located at a place, or may be distributed over multiple On unit.Some or all of unit therein can be selected according to the actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also It is that each unit physically exists alone, it can also be during two or more units be integrated in one unit.Above-mentioned integrated list The form that hardware had both may be used in member is realized, can also be realized in the form of SFU software functional unit.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product When, it can be stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words It embodies, which is stored in a storage medium, including some instructions are used so that a computer Equipment (can be personal computer, server or network equipment etc.) execute each embodiment the method for the present invention whole or Part steps.And storage medium above-mentioned includes:USB flash disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various can to store program code Medium.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered It is considered as protection scope of the present invention.

Claims (10)

1. a kind of optical cable skirt system, which is characterized in that including:Substation's door type frame, optical cable skirt,
The optical cable skirt, for drawing optical cable from optical cable ditch, wherein the optical cable skirt includes:Skirt ground Part and skirt under ground portion, the top of the skirt above ground portion includes bending section one, the skirt under ground portion It lays to optical cable ditch;
Substation's door type frame, for fixing the skirt above ground portion, wherein the bottom end of substation's door type frame is set It sets at the preset distance of underground.
2. system according to claim 1, which is characterized in that the skirt above ground portion includes:Exhaust pipe, and it is described Skirt above ground portion connects, for the vapor in the optical cable skirt to be discharged.
3. system according to claim 2, which is characterized in that the skirt above ground portion offers and the exhaust pipe The identical opening of cross-sectional area size, the exhaust pipe is connected to by the skirt above ground portion by the opening.
4. system according to claim 3, which is characterized in that the opening is arranged in the skirt above ground portion distance Ground is more than the part of preset distance, wherein the preset distance is 50cm.
5. system according to claim 2, which is characterized in that be provided with bending section two on the exhaust pipe, wherein described Bending section two it is corresponding go out mouth down.
6. system according to claim 1, which is characterized in that further include:Lead geometrical clamp is fixed on substation's door In type frame, for the fixed optical cable drawn from the optical cable skirt.
7. system according to claim 1, which is characterized in that further include:Fixed steel band, is looped around substation's gate The outer surface of frame and the skirt above ground portion, for the skirt above ground portion to be fixed on substation's door type frame On, wherein the fixed steel band is multiple.
8. system according to claim 6, which is characterized in that the optical cable is All Dielectric self-support ADSS.
9. system according to claim 6, which is characterized in that the bending radius of the bending section one is not less than the optical cable 15 times of corresponding cable outer diameter.
10. system according to claim 1, which is characterized in that the material of the optical cable skirt is steel.
CN201810535251.8A 2018-05-29 2018-05-29 Optical cable skirt system Pending CN108802927A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN108802927A true CN108802927A (en) 2018-11-13

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111123456A (en) * 2020-01-07 2020-05-08 中国石油天然气股份有限公司 Wellhead crossing method for optical cable with externally coated casing and ground sealing system thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103364902A (en) * 2013-07-23 2013-10-23 国家电网公司 Introduced optical cable water-proof and anti-freezing device
CN105319660A (en) * 2015-11-12 2016-02-10 国网辽宁省电力有限公司辽阳供电公司 A down-leading optical cable protection device and protection method
CN205049795U (en) * 2015-10-27 2016-02-24 国网浙江省电力公司丽水供电公司 Integration optical cable draws device down in transformer substation
CN205581365U (en) * 2016-03-23 2016-09-14 国网辽宁省电力有限公司本溪供电公司 Optical cable draws hypomere and exempts from waterproof tub of device of shutoff
CN107229099A (en) * 2016-03-23 2017-10-03 国网辽宁省电力有限公司本溪供电公司 A kind of optical cable draws hypomere and exempts to block waterproof pipe device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103364902A (en) * 2013-07-23 2013-10-23 国家电网公司 Introduced optical cable water-proof and anti-freezing device
CN205049795U (en) * 2015-10-27 2016-02-24 国网浙江省电力公司丽水供电公司 Integration optical cable draws device down in transformer substation
CN105319660A (en) * 2015-11-12 2016-02-10 国网辽宁省电力有限公司辽阳供电公司 A down-leading optical cable protection device and protection method
CN205581365U (en) * 2016-03-23 2016-09-14 国网辽宁省电力有限公司本溪供电公司 Optical cable draws hypomere and exempts from waterproof tub of device of shutoff
CN107229099A (en) * 2016-03-23 2017-10-03 国网辽宁省电力有限公司本溪供电公司 A kind of optical cable draws hypomere and exempts to block waterproof pipe device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111123456A (en) * 2020-01-07 2020-05-08 中国石油天然气股份有限公司 Wellhead crossing method for optical cable with externally coated casing and ground sealing system thereof
CN111123456B (en) * 2020-01-07 2021-09-28 中国石油天然气股份有限公司 Wellhead crossing method for optical cable with externally coated casing and ground sealing system thereof

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Application publication date: 20181113

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