CN106972439A - A kind of transmission line of electricity vertical arrangement wire cut-offs connection pattern and method under drawing - Google Patents
A kind of transmission line of electricity vertical arrangement wire cut-offs connection pattern and method under drawing Download PDFInfo
- Publication number
- CN106972439A CN106972439A CN201710273103.9A CN201710273103A CN106972439A CN 106972439 A CN106972439 A CN 106972439A CN 201710273103 A CN201710273103 A CN 201710273103A CN 106972439 A CN106972439 A CN 106972439A
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- Prior art keywords
- wire
- downlead
- transmission line
- cut
- offs
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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
-
- 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
- H02G7/02—Devices for adjusting or maintaining mechanical tension, e.g. take-up device
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- Suspension Of Electric Lines Or Cables (AREA)
Abstract
Connection pattern and the method under drawing are cut-off the invention discloses a kind of transmission line of electricity vertical arrangement wire, including a pair of breaking points being arranged on upper wire tension direction, connected between breaking point using strain insulator, downlead is drawn by strain clamp drainage plate at the breaking point, downlead is naturally drooped using gravity, the downlead and upper wire, middle wire and lower wire is vertical is connected.The present invention is disconnected the electrical connection on same wire tension direction using strain insulator, and the security of phase insulation has been ensured using phase insulation, under directly formation line disconnection point is drawn, realizes safe and reliable and flexibly draws under type.It is of the invention direct in the case where the optional position progress for being arranged vertically wire is cut-off and drawn, flexibility and reliability, without newly-built steel tower, installation rate is fast, and power off time is short, greatlys save investment.
Description
Technical field
The present invention relates to power transmission line electrical technical field, more particularly to a kind of transmission line of electricity vertical arrangement wire cut-offs
Connection pattern and method under drawing.
Background technology
At present, transmission line of electricity cut-offs draw under a kind of conventional pattern when being electrical reticulation design, it is particularly common in the line in city
Road.At present, common transmission line of electricity cut-offs draw under mode be neighbouring newly-built two bases terminal tower in breaking point, overhead transmission line leads to
Cross under terminal tower cut-offs and draw.
Above-mentioned transmission line of electricity, which cut-offs, to be drawn the technical problem of lower presence and is：Newly-built two bases terminal tower is needed, implementation is added
Cost and can not realizing is cut-off at an arbitrary position draw under, the engineering time is longer, adds the time of power failure.
In summary, cut-off in the prior art for transmission line of electricity and draw lower problem, still lack effective solution.
The content of the invention
In order to solve the deficiencies in the prior art, cut-off the invention provides a kind of transmission line of electricity vertical arrangement wire under drawing
Couple pattern and method, realize safe and reliable and flexibly draw under type, the present invention is directly in any of vertical arrangement wire
Position is carried out under cut-offfing and drawing, flexibility and reliability, without newly-built steel tower, and installation rate is fast, and power off time is short, greatlys save investment.
A kind of transmission line of electricity vertical arrangement wire cut-offs the connection pattern under drawing, including to be separately positioned on transmission line of electricity vertical
Arrange and downlead drawn by strain clamp drainage plate at a pair of breaking points on the tension direction of wire, the breaking point,
Downlead is naturally drooped using gravity, the downlead with the wire of sagging process vertical be connected.
Further, the transmission line of electricity vertical arrangement wire includes upper wire, middle wire and lower wire, in upper wire
It is provided between a pair of breaking points, breaking point and is connected using strain insulator on force direction, strain insulator is passed through at the breaking point
Wire clamp drainage plate draws downlead, and downlead is naturally drooped using gravity, the downlead and upper wire, middle wire and lower wire
Vertical connection.
Further, the downlead of the upper wire is connected by conductor spacer respectively with middle wire and lower wire, middle wire
And using strain insulator connection between the conductor spacer in lower wire on same wire.
Further, breaking point, the breaking point and adjacent spaces are provided with the wire tension direction of the middle wire
It is connected between rod by phase insulation, downlead is drawn by strain clamp drainage plate at the breaking point of the middle wire.
Further, the middle wire is drawn downlead and is connected respectively by conductor spacer with lower wire.
Further, breaking point, the breaking point and adjacent spaces are provided with the wire tension direction of the lower wire
It is connected between rod by phase insulation, downlead is drawn by strain clamp drainage plate at the breaking point of the lower wire.
Further, strain insulator and the sub- two ends of phase insulation lead to respectively on the upper wire, middle wire and lower wire
Connection gold utensil is crossed with corresponding wire to be connected.
Further, phase insulation is made up of full skirt with epoxy plug.
Further, the strain insulator can be that composite insulator can also be suspension insulator.
Further, the conductor spacer is fixed between different phases downlead and connection gold utensil.
A kind of transmission line of electricity vertical arrangement wire cut-offs the coupling method under drawing, including：
The electrical connection being disconnected using strain insulator on same wire tension direction forms breaking point；
Under downlead is drawn by strain clamp drainage plate at the breaking point, naturally drooped, led out of phase using gravity
The connection gold utensil on downlead and wire is fixed by conductor spacer between line；
The security of phase insulation has been ensured on same wire using phase insulation.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention is disconnected the electrical connection on same wire tension direction using strain insulator, utilizes phase insulation
Ensured the security of phase insulation, directly formed under line disconnection point drawn, realize it is safe and reliable and under flexibly drawing
Mode.It is of the invention direct in the case where the optional position progress for being arranged vertically wire is cut-off and drawn, flexibility and reliability, without newly-built steel tower, peace
Fill speed fast, power off time is short, greatlys save investment.
A kind of transmission line of electricity vertical arrangement wire of present invention offer cut-offs connection pattern and method under drawing, and convenient selection is hung down
The optional position of in line column wire directly carries out cut-offfing draw under.Compared with the mode that traditional transmission line of electricity is cut-off under drawing, this hair
Bright patent is disconnected the electrical connection on same wire tension direction using strain insulator, and phase has been ensured using phase insulation
Between the security that insulate, directly formed under line disconnection point drawn, downlead is naturally drooped using gravity, from different phase gold utensils
Only need slightly to support using jumper wire spacing rod between string, without other servicing units, realize safe and reliable and flexibly draw
Under type.It is of the invention direct in the case where the optional position progress for being arranged vertically wire is cut-off and drawn, flexibility and reliability, without newly-built steel tower,
Installation rate is fast, and power off time is short, greatlys save investment.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its illustrate be used for explain the application, do not constitute the improper restriction to the application.
Fig. 1 cut-offs the schematic diagram under drawing for vertical arrangement wire；
In figure, 1, strain insulator, 2, phase insulation, 3, conductor spacer, 4, connection gold utensil, 5, wire, 6, downlead.
Embodiment
It is noted that described further below is all exemplary, it is intended to provide further instruction to the application.Unless another
Indicate, all technologies used herein and scientific terminology are with usual with the application 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 embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in this manual using term "comprising" and/or " bag
Include " when, it indicates existing characteristics, step, operation, device, component and/or combinations thereof.
As background technology is introduced, there is transmission line of electricity in the prior art and cut-off deficiency under drawing, in order to solve such as
On technical problem, cut-off connection pattern and method under drawing present applicant proposes a kind of transmission line of electricity vertical arrangement wire.This
Transmission line of electricity vertical arrangement specifically refers to the vertical arrangement between wire 5 in application.
In a kind of typical embodiment of the application, wire is arranged vertically there is provided a kind of transmission line of electricity as shown in Figure 1
The connection pattern under drawing, including strain insulator 1, phase insulation 2, conductor spacer 3, connection gold utensil 4 are cut-off, it is same by disconnecting
Electrical connection forms breaking point on the tension direction of wire 5.It is natural using gravity under downlead 6 is drawn by strain clamp drainage plate
It is sagging, downlead 6 and connection gold utensil 4 are fixed by conductor spacer 3 between different phases.
Electrical connection on the same tension direction of wire 5 is disconnected using strain insulator 1, protected using phase insulation 2
The security of phase insulation is hindered, under directly formation line disconnection point is drawn, downlead is naturally drooped using gravity, with difference
Only need slightly to support using jumper wire spacing rod 3 between phase hardware string, without other servicing units, realize safe and reliable and clever
Living draws under type.It is of the invention direct in the case where the optional position progress for being arranged vertically wire is cut-off and drawn, flexibility and reliability, without newly-built
Steel tower, installation rate is fast, and power off time is short, greatlys save investment.
Connection gold utensil 4 belongs to connecting elements, and flexible arrangement is cut-offfing each several part of strain insulator-string.Phase insulation 2 is by full skirt
Constituted with epoxy plug.Strain insulator 1 can be that composite insulator can also be suspension insulator.Conductor spacer 3 can be fixed
Downlead 6 and connection gold utensil 4 between different phases.
In another embodiment of the application, a kind of transmission line of electricity vertical arrangement wire cut-offs the coupling method under drawing, bag
Include：
A kind of transmission line of electricity vertical arrangement wire cut-offs the coupling method under drawing, including：
The electrical connection being disconnected using strain insulator on same wire tension direction forms breaking point；
Under downlead is drawn by strain clamp drainage plate at the breaking point, naturally drooped, led out of phase using gravity
The connection gold utensil on downlead and wire is fixed by conductor spacer between line；
The security of phase insulation has been ensured on same wire using phase insulation.
The preferred embodiment of the application is the foregoing is only, the application is not limited to, for the skill of this area
For art personnel, the application can have various modifications and variations.It is all within spirit herein and principle, made any repair
Change, equivalent substitution, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. a kind of transmission line of electricity vertical arrangement wire cut-offs the connection pattern under drawing, it is characterized in that, a kind of transmission line of electricity vertical row
Column wire cut-offs draw under connection pattern, including be separately positioned on transmission line of electricity vertical arrangement wire tension direction on a pair
Downlead is drawn by strain clamp drainage plate at breaking point, the breaking point, downlead is naturally drooped using gravity, described
Downlead with the wire of sagging process vertical be connected.
2. a kind of transmission line of electricity vertical arrangement wire as claimed in claim 1 cut-offs the connection pattern under drawing, it is characterized in that, institute
Stating transmission line of electricity vertical arrangement wire includes upper wire, middle wire and lower wire, is provided with a pair on upper wire tension direction
Connected between breaking point, breaking point using strain insulator, under being drawn at the breaking point by strain clamp drainage plate
Line, downlead is naturally drooped using gravity, the downlead and upper wire, middle wire and lower wire is vertical is connected.
3. a kind of transmission line of electricity vertical arrangement wire as claimed in claim 2 cut-offs the connection pattern under drawing, it is characterized in that, institute
The downlead for stating wire is connected by conductor spacer respectively with middle wire and lower wire, in middle wire and lower wire on same wire
Conductor spacer between using strain insulator connection.
4. a kind of transmission line of electricity vertical arrangement wire as claimed in claim 2 cut-offs the connection pattern under drawing, it is characterized in that, institute
State and breaking point is provided with the wire tension direction of wire, pass through phase insulation between the breaking point and adjacent spaces rod
It is connected, downlead is drawn by strain clamp drainage plate at the breaking point of the middle wire.
5. a kind of transmission line of electricity vertical arrangement wire as claimed in claim 4 cut-offs the connection pattern under drawing, it is characterized in that, institute
Middle wire extraction downlead is stated respectively by conductor spacer with lower wire to be connected.
6. a kind of transmission line of electricity vertical arrangement wire as claimed in claim 2 cut-offs the connection pattern under drawing, it is characterized in that, institute
State and breaking point is provided with the wire tension direction of lower wire, pass through phase insulation between the breaking point and adjacent spaces rod
It is connected, downlead is drawn by strain clamp drainage plate at the breaking point of the lower wire.
7. a kind of transmission line of electricity vertical arrangement wire as claimed in claim 2 cut-offs the connection pattern under drawing, it is characterized in that, institute
State wire, strain insulator and the sub- two ends of phase insulation are led by connection gold utensil with corresponding respectively on middle wire and lower wire
Line is connected.
8. a kind of transmission line of electricity vertical arrangement wire as claimed in claim 4 cut-offs the connection pattern under drawing, it is characterized in that, its
It is characterized in that phase insulation is made up of full skirt with epoxy plug；
The strain insulator can be that composite insulator can also be suspension insulator.
9. a kind of transmission line of electricity vertical arrangement wire as claimed in claim 3 cut-offs the connection pattern under drawing, it is characterized in that, institute
State downlead and connection gold utensil that conductor spacer is fixed between different phases.
10. a kind of transmission line of electricity vertical arrangement wire cut-offs the coupling method under drawing, it is characterized in that, including：
The electrical connection being disconnected using strain insulator on same wire tension direction forms breaking point；
Under downlead is drawn by strain clamp drainage plate at the breaking point, naturally drooped using gravity, in out of phase wire
Between the connection gold utensil on downlead and wire is fixed by conductor spacer；
The security of phase insulation has been ensured on same wire using phase insulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710273103.9A CN106972439B (en) | 2017-04-20 | 2017-04-20 | A kind of transmission line of electricity vertical arrangement conducting wire cut-offs connection pattern and method under drawing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710273103.9A CN106972439B (en) | 2017-04-20 | 2017-04-20 | A kind of transmission line of electricity vertical arrangement conducting wire cut-offs connection pattern and method under drawing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106972439A true CN106972439A (en) | 2017-07-21 |
| CN106972439B CN106972439B (en) | 2018-12-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710273103.9A Active CN106972439B (en) | 2017-04-20 | 2017-04-20 | A kind of transmission line of electricity vertical arrangement conducting wire cut-offs connection pattern and method under drawing |
Country Status (1)
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| CN (1) | CN106972439B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571738A (en) * | 2019-08-20 | 2019-12-13 | 中国能源建设集团江苏省电力设计院有限公司 | device and method for leading and connecting multiple split conductors in transmission line gear |
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| JPH05282943A (en) * | 1992-03-30 | 1993-10-29 | Toshiba Corp | Bushing |
| JP2000023320A (en) * | 1998-06-29 | 2000-01-21 | Toshiba Corp | Gas insulation switching device |
| JP2006333697A (en) * | 2006-07-18 | 2006-12-07 | Asahi Tec Corp | V-type suspension device |
| JP2008173007A (en) * | 2008-03-31 | 2008-07-24 | Asahi Tec Corp | Tension jumper |
| CN203312638U (en) * | 2013-07-06 | 2013-11-27 | 国家电网公司 | Screw type outgoing line framework arrangement structure of 220 kilovolt outdoor power distribution device |
| CN204754412U (en) * | 2015-05-26 | 2015-11-11 | 国网山东省电力公司经济技术研究院 | Same terminal pole of two telegram in reply cables at present of unilateral cross arm |
| CN204858287U (en) * | 2015-07-28 | 2015-12-09 | 中国电力技术装备有限公司郑州电力设计院 | 220kVGIS three -layer roof beam outlet structure |
| CN204886096U (en) * | 2015-08-25 | 2015-12-16 | 国家电网公司 | Novel improve lightning protection of structure and hit overhead line |
| CN105390941A (en) * | 2015-11-26 | 2016-03-09 | 中国能源建设集团安徽省电力设计院有限公司 | 220KV sail combined type outdoor GIS outlet wire arrangement structure |
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2017
- 2017-04-20 CN CN201710273103.9A patent/CN106972439B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05282943A (en) * | 1992-03-30 | 1993-10-29 | Toshiba Corp | Bushing |
| JP2000023320A (en) * | 1998-06-29 | 2000-01-21 | Toshiba Corp | Gas insulation switching device |
| JP2006333697A (en) * | 2006-07-18 | 2006-12-07 | Asahi Tec Corp | V-type suspension device |
| JP2008173007A (en) * | 2008-03-31 | 2008-07-24 | Asahi Tec Corp | Tension jumper |
| CN203312638U (en) * | 2013-07-06 | 2013-11-27 | 国家电网公司 | Screw type outgoing line framework arrangement structure of 220 kilovolt outdoor power distribution device |
| CN204754412U (en) * | 2015-05-26 | 2015-11-11 | 国网山东省电力公司经济技术研究院 | Same terminal pole of two telegram in reply cables at present of unilateral cross arm |
| CN204858287U (en) * | 2015-07-28 | 2015-12-09 | 中国电力技术装备有限公司郑州电力设计院 | 220kVGIS three -layer roof beam outlet structure |
| CN204886096U (en) * | 2015-08-25 | 2015-12-16 | 国家电网公司 | Novel improve lightning protection of structure and hit overhead line |
| CN105390941A (en) * | 2015-11-26 | 2016-03-09 | 中国能源建设集团安徽省电力设计院有限公司 | 220KV sail combined type outdoor GIS outlet wire arrangement structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110571738A (en) * | 2019-08-20 | 2019-12-13 | 中国能源建设集团江苏省电力设计院有限公司 | device and method for leading and connecting multiple split conductors in transmission line gear |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106972439B (en) | 2018-12-07 |
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