CN109245008A - OPGW optical cable draws lower device and construction technology at a kind of substation architecture - Google Patents
OPGW optical cable draws lower device and construction technology at a kind of substation architecture Download PDFInfo
- Publication number
- CN109245008A CN109245008A CN201811415508.2A CN201811415508A CN109245008A CN 109245008 A CN109245008 A CN 109245008A CN 201811415508 A CN201811415508 A CN 201811415508A CN 109245008 A CN109245008 A CN 109245008A
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- CN
- China
- Prior art keywords
- optical cable
- opgw optical
- framework
- lower device
- cable
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- 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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/22—Arrangements of earthing wires suspended between mastheads
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G7/00—Overhead installations of electric lines or cables
- H02G7/05—Suspension arrangements or devices for electric cables or lines
- H02G7/053—Suspension clamps and clips for electric overhead lines not suspended to a supporting wire
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
Present disclose provides OPGW optical cables at a kind of substation architecture to draw lower device and construction technology.Wherein, OPGW optical cable draws lower device at a kind of substation architecture, comprising: Special grounding wire is electrically connected with OPGW optical cable end with framework;The Special grounding wire is also electrically connected with OPGW optical cable downlead with framework in framework top and framework bottom fixed point respectively, so that OPGW optical cable is in this 3 reliable grounds of framework top, framework bottom fixed point and OPGW optical cable end;Framework bottom fixed point is set between splice tray and remaining cable frame, and the splice tray is arranged above remaining cable frame;The terminal box is using the anchor ear and compound needle type insulator that match and framework supporting and fixing;The remaining cable frame is also using the anchor ear and compound needle type insulator that match and framework supporting and fixing.
Description
Technical field
The disclosure belongs to OPGW optical cable at field of electrical equipment more particularly to a kind of substation architecture and draws lower device and construction
Technique.
Background technique
Only there is provided background technical informations relevant to the disclosure for the statement of this part, it is not necessary to so constitute first skill
Art.
OPGW optical cable, Optical fiber composite overhead ground wires, also referred to as optical fiber composite frame
Vacant lot line has both the dual function of lightning protection ground wire and communications optical cable.Since OPGW optical cable has high reliablity, mechanical performance excellent
More, many distinguishing features such as better economy newly, in reconstruction route are used widely in Shandong District 110kV or more.
OPGW optical cable installation is more subject to be struck by lightning at the top of iron tower of power transmission line compared with other type optical cables.Due to OPGW light
Cable carries a large amount of power grid production runs and company management management business, safe and reliable operation are of great significance.In view of close
Nian Lai, area in all parts of the country occur that OPGW optical cable at a lot of substation architectures draws lower device aging and construction is lack of standardization that optical cable is caused to burn
Outage is lost, insider has been caused to pay high attention to.
Summary of the invention
One or more other embodiments of the present disclosure provide OPGW optical cable at a kind of substation architecture and draw lower device, can
It is horizontal to promote power telecom network essential safety, mitigates routine safety operating pressure.
OPGW optical cable draws lower device at a kind of substation architecture of the disclosure, comprising:
Special grounding wire is electrically connected with OPGW optical cable end with framework;The Special grounding wire is also in framework
Top and framework bottom fixed point are electrically connected with OPGW optical cable downlead with framework respectively, so that OPGW optical cable exists
This 3 reliable grounds of framework top, framework bottom fixed point and OPGW optical cable end;
Framework bottom fixed point is set between splice tray and remaining cable frame, and the splice tray is arranged on remaining cable frame
Side;The terminal box is using the anchor ear and compound needle type insulator that match and framework supporting and fixing;The remaining cable frame also uses
The anchor ear and compound needle type insulator that match and framework supporting and fixing.
In one or more embodiments, on OPGW optical cable downlead, one fixture is installed at interval of pre-determined distance, with
Prevent OPGW optical cable and framework from occurring to swing friction.
In one or more embodiments, the fixture includes compound needle type insulator drop wire clip, each compound needle type
OPGW optical cable downlead is fixed on framework column by insulator drop wire clip and anchor ear cooperation.
In one or more embodiments, remaining cable frame center is provided with OPGW optical cable label, the OPGW optical cable mark
Board is fixed with remaining cable frame.
In one or more embodiments, described Special grounding wire one end is parallel groove clamp, and the other end is fixed on framework
On preformed hole.
In one or more embodiments, the diameter of the remaining cable frame is 1m, the center liftoff 1.8 of remaining cable frame~
2m。
In one or more embodiments, the liftoff 2.5~3m of connector box base.
In one or more embodiments, OPGW optical cable label is fixed by bolts with remaining cable frame.
In one or more embodiments, fixation hole is provided on remaining cable frame, it is on the upper side that fixation hole is located at remaining cable frame center
At 100mm, the diameter of fixation hole is 12mm.
The disclosure additionally provides the construction technology that OPGW optical cable at a kind of substation architecture draws lower device.
OPGW optical cable draws the construction technology of lower device at a kind of substation architecture of the disclosure, comprising:
Under the preferential framework column from close to cable duct side of OPGW optical cable draws;
Using Special grounding wire framework top and framework bottom fixed point respectively with OPGW optical cable downlead and frame
Structure is electrically connected, and is electrically connected with OPGW optical cable end with framework using Special grounding wire, so that OPGW optical cable exists
This 3 reliable grounds of framework top, framework bottom fixed point and OPGW optical cable end;
Using the anchor ear and compound needle type insulator to match by terminal box and remaining cable frame respectively with framework supporting and fixing.
Compared with prior art, the beneficial effect of the disclosure is:
(1) OPGW optical cable draws in lower device at the substation architecture of the disclosure, OPGW optical cable draw under on framework top, structure
Frame bottom fixed point and optical cable end are reliably electrically connected by matched Special grounding wire with framework, so that OPGW
Optical cable can be avoided OPGW optical cable in this 3 reliable grounds of framework top, framework bottom fixed point and OPGW optical cable end
Door type frame draws lower partial discharge ablation, improves power telecom network essential safety level, mitigates routine safety operating pressure.
(2) optical cable draws the lower drop wire clip substitution tradition fracture easy to aging using insulation anchor ear collocation compound needle type insulator
With insulation rubber mat holding clamp, improve service life and utilization rate that OPGW optical cable draws lower device.
Detailed description of the invention
The Figure of description for constituting a part of this disclosure is used to provide further understanding of the disclosure, and the disclosure is shown
Meaning property embodiment and its explanation do not constitute the improper restriction to the disclosure for explaining the disclosure.
Fig. 1 is that OPGW optical cable draws lower apparatus structure schematic diagram at a kind of substation architecture of the disclosure.
Fig. 2 is that 1OPGW optical cable uses Special grounding wire and framework to be reliably connected schematic diagram.
Fig. 3 is fixture structure schematic diagram.
Fig. 4 is remaining cable frame structural schematic diagram.
Fig. 5 is junction box structure schematic diagram.
Specific embodiment
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the disclosure.Unless another
It indicates, all technical and scientific terms used herein has usual with disclosure person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the disclosure.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or their combination.
As shown in Figure 1, OPGW optical cable draws lower device at a kind of substation architecture of the disclosure, comprising:
Special grounding wire is electrically connected with OPGW optical cable end with framework;The Special grounding wire is also in framework
Top and framework bottom fixed point are electrically connected with OPGW optical cable downlead with framework respectively, so that OPGW optical cable exists
This 3 reliable grounds of framework top, framework bottom fixed point and OPGW optical cable end;
Framework bottom fixed point is set between splice tray and remaining cable frame, and the splice tray is arranged on remaining cable frame
Side;The terminal box is using the anchor ear and compound needle type insulator that match and framework supporting and fixing;The remaining cable frame also uses
The anchor ear and compound needle type insulator that match and framework supporting and fixing.
In one or more embodiments, described Special grounding wire one end is parallel groove clamp, and the other end is fixed on framework
On preformed hole.
Special grounding wire model uses GWA-150-251, such as: length 2.5m, one end are parallel groove clamp, and the other end is to adopt
It is fixed on the preformed hole of framework with M16 bolt, as shown in Figure 2.
It should be noted that the length of Special grounding wire can select according to the actual situation.
In one or more embodiments, on OPGW optical cable downlead, one fixture is installed at interval of pre-determined distance, with
Prevent OPGW optical cable and framework from occurring to swing friction.
Such as: one fixture is installed every 1.5m~2m.
It is fixed for lengthening shaped cable clamp at 1 should respectively be arranged at crossbeam excessively up and down.
In specific implementation, as shown in figure 3, the fixture includes compound needle type insulator drop wire clip, each compound needle
OPGW optical cable downlead is fixed on framework column by formula insulator drop wire clip and anchor ear cooperation.
Specifically, zinc-plated anchor ear can be used, to avoid corrosion, influence OPGW optical cable at whole transformer station framework and draw lower device
Service life and utilization rate.
As shown in figure 4, remaining cable frame center is provided with OPGW optical cable label, the OPGW optical cable label and remaining cable frame are solid
It is fixed.
OPGW optical cable label is fixed by bolts with remaining cable frame.
In Fig. 4, remaining cable frame is connected by pin insulator with anchor ear.
Fixation hole is provided on remaining cable frame, fixation hole is located at remaining cable frame center 100mm on the upper side, and the diameter of fixation hole is
12mm。
In one or more embodiments, the diameter of the remaining cable frame is 1m, the center liftoff 1.8 of remaining cable frame~
2m。
Remaining cable frame chooses size above, on the one hand can save remaining cable it is aerial between, on the other hand can preferably protect
Earth cable avoids artificial damage.
It should be noted that the diameter of remaining cable frame and center is liftoff determines according to the actual situation.
As shown in figure 5, connector box is mounted in connector box mounting bracket, connector box mounting bracket by pin insulator with
Anchor ear is connected.
In specific implementation, the liftoff 2.5~3m of connector box base.This is highly convenient for later period manual maintenance.
OPGW optical cable draws in lower device at the substation architecture of the disclosure, OPGW optical cable draw under on framework top, framework
Bottom fixed point and optical cable end are reliably electrically connected by matched Special grounding wire with framework, so that OPGW light
Cable can be avoided OPGW optical cable door in this 3 reliable grounds of framework top, framework bottom fixed point and OPGW optical cable end
Type frame draws lower partial discharge ablation, improves power telecom network essential safety level, mitigates routine safety operating pressure.
Optical cable draws the lower drop wire clip substitution tradition fracture easy to aging using insulation anchor ear collocation compound needle type insulator
Holding clamp with insulation rubber mat, improves service life and utilization rate that OPGW optical cable draws lower device.
The disclosure additionally provides the construction technology that OPGW optical cable at a kind of substation architecture draws lower device.
OPGW optical cable draws the construction technology of lower device at a kind of substation architecture of the disclosure, comprising:
(1) under the preferential framework column from close to cable duct side of OPGW optical cable draws;
In specific implementation, it is OPGW optical cable, remaining under OPGW optical cable should preferentially draw from the framework column close to cable duct side
Cable frame, connector box and anchor ear are installed in the side of column.
(2) using Special grounding wire framework top and framework bottom fixed point respectively with OPGW optical cable downlead with
Framework is electrically connected, and is electrically connected with OPGW optical cable end with framework using Special grounding wire, so that OPGW optical cable
In this 3 reliable grounds of framework top, framework bottom fixed point and OPGW optical cable end;
(3) terminal box and remaining cable frame are supported with framework respectively using the anchor ear and compound needle type insulator to match solid
It is fixed.
OPGW optical cable draws in lower device at the substation architecture of the disclosure, OPGW optical cable draw under on framework top, framework
Bottom fixed point and optical cable end are reliably electrically connected by matched Special grounding wire with framework, so that OPGW light
Cable can be avoided OPGW optical cable door in this 3 reliable grounds of framework top, framework bottom fixed point and OPGW optical cable end
Type frame draws lower partial discharge ablation, improves power telecom network essential safety level, mitigates routine safety operating pressure.
Optical cable draws the lower drop wire clip substitution tradition fracture easy to aging using insulation anchor ear collocation compound needle type insulator
Holding clamp with insulation rubber mat, improves service life and utilization rate that OPGW optical cable draws lower device.
OPGW optical cable draws the construction technology of lower device at a kind of substation architecture of the disclosure, can improve traditional OPGW light
Cable draw lower construction there are the problem of, it is horizontal to be able to ascend power telecom network essential safety, mitigates routine safety operating pressure.
Although above-mentioned be described in conjunction with specific embodiment of the attached drawing to the disclosure, model not is protected to the disclosure
The limitation enclosed, those skilled in the art should understand that, on the basis of the technical solution of the disclosure, those skilled in the art are not
Need to make the creative labor the various modifications or changes that can be made still within the protection scope of the disclosure.
Claims (10)
1. OPGW optical cable draws lower device at a kind of substation architecture characterized by comprising
Special grounding wire is electrically connected with OPGW optical cable end with framework;The Special grounding wire is also on framework top
It is electrically connected respectively with OPGW optical cable downlead with framework with framework bottom fixed point, so that OPGW optical cable is in framework
This 3 reliable grounds of top, framework bottom fixed point and OPGW optical cable end;
Framework bottom fixed point is set between splice tray and remaining cable frame, and the splice tray is arranged above remaining cable frame;
The terminal box is using the anchor ear and compound needle type insulator that match and framework supporting and fixing;The remaining cable frame also uses phase
The anchor ear and compound needle type insulator matched and framework supporting and fixing.
2. OPGW optical cable draws lower device at a kind of substation architecture as described in claim 1, which is characterized in that in OPGW optical cable
On downlead, one fixture is installed at interval of pre-determined distance, to prevent OPGW optical cable and framework from occurring to swing friction.
3. OPGW optical cable draws lower device at a kind of substation architecture as claimed in claim 2, which is characterized in that the fixture packet
Compound needle type insulator drop wire clip is included, each compound needle type insulator drop wire clip and anchor ear cooperate OPGW optical cable downlead
It is fixed on framework column.
4. OPGW optical cable draws lower device at a kind of substation architecture as described in claim 1, which is characterized in that remaining cable frame center
Position is provided with OPGW optical cable label, and the OPGW optical cable label is fixed with remaining cable frame.
5. OPGW optical cable draws lower device at a kind of substation architecture as described in claim 1, which is characterized in that described dedicated to connect
Ground wire one end is parallel groove clamp, and the other end is fixed on the preformed hole of framework.
6. OPGW optical cable draws lower device at a kind of substation architecture as described in claim 1, which is characterized in that the remaining cable frame
Diameter be 1m, the liftoff 1.8~2m in center of remaining cable frame.
7. OPGW optical cable draws lower device at a kind of substation architecture as described in claim 1, which is characterized in that connector box base
Liftoff 2.5~3m.
8. OPGW optical cable draws lower device at a kind of substation architecture as claimed in claim 4, which is characterized in that OPGW optical cable mark
Board is fixed by bolts with remaining cable frame.
9. OPGW optical cable draws lower device at a kind of substation architecture as claimed in claim 8, which is characterized in that set on remaining cable frame
It is equipped with fixation hole, fixation hole is located at remaining cable frame center 100mm on the upper side, and the diameter of fixation hole is 12mm.
10. OPGW optical cable draws the construction technology of lower device at a kind of substation architecture as claimed in any one of claims 1-9 wherein,
It is characterised by comprising:
Under the preferential framework column from close to cable duct side of OPGW optical cable draws;
Using Special grounding wire framework top and framework bottom fixed point respectively with OPGW optical cable downlead and framework into
Row electrical connection, is electrically connected, so that OPGW optical cable is in framework with framework with OPGW optical cable end using Special grounding wire
This 3 reliable grounds of top, framework bottom fixed point and OPGW optical cable end;
Using the anchor ear and compound needle type insulator to match by terminal box and remaining cable frame respectively with framework supporting and fixing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811415508.2A CN109245008A (en) | 2018-11-26 | 2018-11-26 | OPGW optical cable draws lower device and construction technology at a kind of substation architecture |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811415508.2A CN109245008A (en) | 2018-11-26 | 2018-11-26 | OPGW optical cable draws lower device and construction technology at a kind of substation architecture |
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CN109245008A true CN109245008A (en) | 2019-01-18 |
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Application Number | Title | Priority Date | Filing Date |
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CN201811415508.2A Pending CN109245008A (en) | 2018-11-26 | 2018-11-26 | OPGW optical cable draws lower device and construction technology at a kind of substation architecture |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111999830A (en) * | 2020-07-28 | 2020-11-27 | 国网山东省电力公司滨州供电公司 | Grounding fixing device for down-lead of optical cable of transformer substation |
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CN106786315A (en) * | 2016-12-31 | 2017-05-31 | 中国能源建设集团山西省电力勘测设计院有限公司 | The earthing mechanism of the OPGW on transformer station's outlet framework |
CN106842448A (en) * | 2017-02-09 | 2017-06-13 | 新能量科技股份有限公司 | A kind of enterprising remaining cable case of cable insulation landing of transformer station |
CN108572423A (en) * | 2018-07-17 | 2018-09-25 | 国网山西省电力公司忻州供电公司 | Substation divides cable frame more than cable type OPGW |
CN209169909U (en) * | 2018-11-26 | 2019-07-26 | 国网山东省电力公司信息通信公司 | OPGW optical cable draws lower device at a kind of substation architecture |
-
2018
- 2018-11-26 CN CN201811415508.2A patent/CN109245008A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106786315A (en) * | 2016-12-31 | 2017-05-31 | 中国能源建设集团山西省电力勘测设计院有限公司 | The earthing mechanism of the OPGW on transformer station's outlet framework |
CN106842448A (en) * | 2017-02-09 | 2017-06-13 | 新能量科技股份有限公司 | A kind of enterprising remaining cable case of cable insulation landing of transformer station |
CN108572423A (en) * | 2018-07-17 | 2018-09-25 | 国网山西省电力公司忻州供电公司 | Substation divides cable frame more than cable type OPGW |
CN209169909U (en) * | 2018-11-26 | 2019-07-26 | 国网山东省电力公司信息通信公司 | OPGW optical cable draws lower device at a kind of substation architecture |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111999830A (en) * | 2020-07-28 | 2020-11-27 | 国网山东省电力公司滨州供电公司 | Grounding fixing device for down-lead of optical cable of transformer substation |
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