CN105976948B - Anti- bird type parallel connection gaps and its installation method - Google Patents
Anti- bird type parallel connection gaps and its installation method Download PDFInfo
- Publication number
- CN105976948B CN105976948B CN201610285433.5A CN201610285433A CN105976948B CN 105976948 B CN105976948 B CN 105976948B CN 201610285433 A CN201610285433 A CN 201610285433A CN 105976948 B CN105976948 B CN 105976948B
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- China
- Prior art keywords
- top electrode
- cover
- discharging terminals
- bowl
- parallel connection
- Prior art date
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- 238000009434 installation Methods 0.000 title abstract description 13
- 238000000034 method Methods 0.000 title abstract description 12
- 239000012212 insulator Substances 0.000 claims abstract description 33
- 238000007599 discharging Methods 0.000 claims abstract description 26
- 239000004020 conductor Substances 0.000 claims abstract description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000010931 gold Substances 0.000 claims abstract description 6
- 229910052737 gold Inorganic materials 0.000 claims abstract description 6
- 239000000463 material Substances 0.000 claims description 3
- 239000010963 304 stainless steel Substances 0.000 claims description 2
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 2
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 claims description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 239000008397 galvanized steel Substances 0.000 claims description 2
- 238000003032 molecular docking Methods 0.000 claims description 2
- 238000004080 punching Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 8
- 208000025274 Lightning injury Diseases 0.000 abstract description 6
- 241000607479 Yersinia pestis Species 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000029142 excretion Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/02—Suspension insulators; Strain insulators
- H01B17/04—Chains; Multiple chains
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/42—Means for obtaining improved distribution of voltage; Protection against arc discharges
- H01B17/46—Means for providing an external arc-discharge path
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/42—Means for obtaining improved distribution of voltage; Protection against arc discharges
- H01B17/48—Means for obtaining improved distribution of voltage; Protection against arc discharges over chains or other serially-arranged insulators
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses a kind of anti-bird type parallel connection gaps and its installation methods, including top electrode (1), lower electrode (2) and insulator chain (3), the top electrode (1) directly cover is connected on the first insulator bowl head of the insulator chain (3), and the lower electrode (2) is fixedly mounted on using connection bolt on the conductor wire end gold utensil of the insulator chain (3).Adjustment top electrode makes discharging terminals and the discharging terminals of lower electrode front end in the same plane clockwise or counterclockwise as needed.The present invention is a kind of overhead transmission line bird pest tripping probability can be greatly reduced, improve lightning stroke trip reclosing success rate but also save the anti-bird type parallel connection gaps of O＆M expense.Its installation method is simple and reliable, efficient and convenient.
Description
Technical field
The present invention relates to power engineering parallel connection gaps in life more particularly to a kind of anti-bird type parallel connection gaps.The present invention
Further relate to the installation method of the anti-bird type parallel connection gaps.
Background technology
China's overhead transmission line distribution is multi-point and wide-ranging, and overwhelming majority vegetation below remote mountain areas, circuit is luxuriant, bird
Class is in line corridor frequent activity；Meanwhile between spring and summer, southern region of China lightening activity is frequent every year.The large birds exist
It is fed above transmission circuit insulator string or excretion very likely causes insulation distance insufficient and then line tripping is caused to have a power failure；Together
When, Lightning Over-voltage also easily causes line insulation to puncture and then causes power failure, in some instances it may even be possible to cause reclosing unsuccessful.In order to
Tripping fault caused by preventing overhead transmission line bird pest and lightning stroke, run unit are often installed bird proof device, are prevented on the line
The anti-bird such as bird baffle, arrester, parallel connection gaps, lightning protection auxiliary equipment play certain effect, but excessive affiliated facility is not only
Workload is increased to circuit O＆M, and it is high to install a variety of facilities costs.
Invention content
The invention solves first technical problem be to provide one kind can be greatly reduced overhead transmission line bird pest jump
Lock probability, raising lightning stroke trip reclosing success rate can save the anti-bird type parallel connection gaps of O＆M expense again.
Second technical problem to be solved by this invention is to provide the installation method of the anti-bird type parallel connection gaps.
In order to solve first technical problem, anti-bird type parallel connection gaps provided by the invention, including top electrode, lower electrode and
Insulator chain, the top electrode directly cover are connected on the first insulator bowl head of the insulator chain, the lower electricity
Pole is fixedly mounted on using connection bolt on the conductor wire end gold utensil of the insulator chain.
The top electrode is made of bowl-type cover body, umbrella cover, grading ring body and discharging terminals, and the bowl-type cover body is coaxial
Line is docked with the centre bore fixation of the umbrella cover；The discharging terminals insertion grading ring body simultaneously forms annular with it
Grading body, the annular grading body are docked by its ring body coaxial line with the umbrella cover full skirt edge fixation.
Outer edge longitudinal direction and the same radius of curvature of umbrella cover full skirt edge longitudinal of the grading ring body, described puts
Electric terminal and the same diameter in grading ring body cross section, the same radius of curvature in longitudinal direction.
The discharging terminals of the top electrode and the discharging terminals of the lower electrode front end are in same plane
It is interior.
In order to solve second technical problem, the installation method of anti-bird type parallel connection gaps provided by the invention, lower electrode is adopted
It is fixedly mounted on the conductor wire end gold utensil of insulator chain with connection bolt, the directly cover of top electrode 1 is connected on first of insulator chain
Insulator bowl head, adjusting top electrode clockwise or counterclockwise as needed makes the discharging terminals of discharging terminals and lower electrode front end
In the same plane.
It, can be according to transmission line of electricity suspension insulator using the anti-bird type parallel connection gaps and its installation method of above-mentioned technical proposal
Actual conditions adjust top electrode trans D or longitudinal direction is covered into height size, the discharging terminals and insulator chain of lower electrode front end
Axial distance and can also be adjusted with conducting wire vertical range with top electrode situation, by by the anti-bird type parallel connection gaps using the present invention
The method of offer is mounted on insulator chain, can be blocked ice and snow, birds droppings etc. and be formed discharge channel on insulator chain surface, is improved exhausted
Edge substring anti-ice-flashing, anti-bird pest performance shorten the dry arcing distance of insulator chain, can effectively improve the reclosing of lightning stroke trip into
Power；Can Assembling, be readily transported with in-site installation, change.
The beneficial effects of the invention are as follows：
1) overhead transmission line bird pest tripping probability, can be greatly reduced；
2) insulator chain sleet bridging time, can be delayed, ice is reduced and dodge probability；
3) lightning stroke trip reclosing success rate can, be improved；
4) O＆M expense can, be saved.
Overhead transmission line bird pest tripping probability can be greatly reduced, improve lightning stroke jump in conclusion the present invention is one kind
Lock reclosing success rate can save the anti-bird type parallel connection gaps of O＆M expense again.Its installation method is simple and reliable, efficient and convenient.
Description of the drawings
Fig. 1 is the structural front view of the specific embodiment of the present invention.
Fig. 2 is the structure top view of the specific embodiment of the present invention.
In figure：
1-top electrode；
11-bowl-type cover body；
12-umbrella cover；
13-grading ring body；
14-discharging terminals；
2-lower electrode；
3-insulator chain.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.
Referring to Fig. 1 and Fig. 2, a kind of anti-bird type parallel connection gaps and its installation method, including top electrode 1, lower electrode 2 and insulation
Substring 3, top electrode 1 are made of bowl-type cover body 11, umbrella cover 12, grading ring body 13 and discharging terminals 14, the cover mouth of bowl-type cover body 11
Caliber size is matched with the pore size of the centre bore of umbrella cover 12, and bowl-type cover body 11 passes through in its cover mouth coaxial line and umbrella cover 12
Docking is fixed in heart hole；Outer edge longitudinal direction and the same radius of curvature of full skirt edge longitudinal of umbrella cover 12, the discharging terminals of grading ring body 13
14 are embedded in grading ring body 13 and are formed with it with the same diameter in 13 cross section of grading ring body, the same radius of curvature in longitudinal direction, discharging terminals 14
Annular grading body, this annular grading body are docked by its ring body coaxial line with the fixation of 12 full skirt edge of umbrella cover.Lower electrode 2 is according to phase
Pass standard requirement makes, and lower electrode 2 uses connection bolt to be fixedly mounted on conductor wire end of the material for porcelain or the insulator chain 3 of glass
On gold utensil.The directly cover of top electrode 1 is connected on the first insulator bowl head of insulator chain 3, adjusts clockwise or counterclockwise as needed
Whole top electrode 1 makes its discharging terminals 14 and the discharging terminals of lower 2 front end of electrode in the same plane.
Referring to Fig. 1 and Fig. 2, the bowl-type cover body 11 of top electrode 1 is in bowl-type, and materials 45# planks, which are tailored, to be welded, thereon bottom
Face outer diameter φ 80mm, bottom surface, that is, cover mouth bore φ 100mm, high 80mm, each portion's size can be according to different size insulator bowl head
Size changes；Umbrella cover 12 is using the thick 304 stainless steel plate punching of 1mm, and center Circularhole diameter is φ 100mm, and lateral maximum is straight
Diameter is 1000m, and it is 300mm longitudinally to cover into height；Grading ring body 13 uses thickness to be bent for the aluminum pipe of 1.5mm, a diameter of 50mm；
Discharging terminals 14 are bent using the galvanized steel bar of a diameter of 50mm, and single 14 axial length of discharging terminals is 150mm；Bowl-type cover body
11 fix welding by the centre bore of its cover mouth coaxial line and umbrella cover 12, and discharging terminals 14 are embedded in grading ring body 13 and are simultaneously formed with it
Annular grading body, outer edge longitudinal direction and the same radius of curvature of full skirt edge longitudinal of umbrella cover 12 of this annular grading body, passes through its ring
Body coaxial line and 12 full skirt edge of umbrella cover, which are fixed, to be welded, and bowl-type cover body 11, umbrella cover 12, grading ring body 13 after fixed welding and is put
Electric terminal 14 forms top electrode 1.The lower electrode 2 that lower electrode 2 is produced using commercially available Chongqing Xi Peng lightning protection Co., Ltd.Insulator chain
3 have porcelain or glass insulator strings using circuit.Lower electrode 2 is fixedly mounted on the conductor wire end of insulator chain 3 using connection bolt
On gold utensil；The directly cover of top electrode 1 is connected on the first insulator bowl head of insulator chain 3, adjusts clockwise or counterclockwise as needed
Whole top electrode 1 makes its discharging terminals 14 and the discharging terminals of lower 2 front end of electrode complete its installation in the same plane.
A kind of anti-bird type parallel connection gaps and its installation method of above structure are proved to work well, safely may be used through trying out
It leans on, design requirement is fully achieved.
Claims (3)
1. a kind of anti-bird type parallel connection gaps, including top electrode (1), lower electrode (2) and insulator chain (3), the top electrode (1)
Directly cover is connected on the first insulator bowl head of the insulator chain (3), and the lower electrode (2) is consolidated using connection bolt
Dingan County is mounted on the conductor wire end gold utensil of the insulator chain (3), it is characterized in that：The top electrode (1) is by bowl-type cover body
(11), umbrella cover (12), grading ring body (13) and discharging terminals (14) composition, bowl-type cover body (11) coaxial line with it is described
The centre bore of umbrella cover (12) fixes docking；The embedded grading ring body (13) of the discharging terminals (14) simultaneously forms ring with it
Shape grading body, the annular grading body are docked by its ring body coaxial line with umbrella cover (12) full skirt edge fixation, institute
The bowl-type cover body (11) for the top electrode (1) stated is in bowl-type, and materials 45# planks, which are tailored, to be welded, upper bottom surface outer diameter φ 80mm,
Bottom surface, that is, cover mouth bore φ 100mm, high 80mm, each portion's size change according to different size insulator bowl area of bed；Described
Umbrella cover (12) is using the thick 304 stainless steel plate punching of 1mm, and center Circularhole diameter is φ 100mm, and lateral maximum is a diameter of
1000m, it is 300mm longitudinally to cover into height；The grading ring body (13) uses thickness as 1.5mm, the aluminum pipe of a diameter of 50mm
It bends；The discharging terminals (14) are bent using the galvanized steel bar of a diameter of 50mm, single described discharging terminals (14) axis
It is 150mm to length.
2. anti-bird type parallel connection gaps according to claim 1, it is characterized in that：The outer edge of the grading ring body (13) is indulged
To with the same radius of curvature of umbrella cover (12) full skirt edge longitudinal, the discharging terminals (14) and grading ring body (13) are transversal
The same diameter in face, the same radius of curvature in longitudinal direction.
3. anti-bird type parallel connection gaps according to claim 1, it is characterized in that：The electric discharge of the top electrode (1)
The discharging terminals of terminal (14) and described lower electrode (2) front end are in the same plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610285433.5A CN105976948B (en) | 2016-04-29 | 2016-04-29 | Anti- bird type parallel connection gaps and its installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610285433.5A CN105976948B (en) | 2016-04-29 | 2016-04-29 | Anti- bird type parallel connection gaps and its installation method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105976948A CN105976948A (en) | 2016-09-28 |
| CN105976948B true CN105976948B (en) | 2018-06-29 |
Family
ID=56993559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610285433.5A Active CN105976948B (en) | 2016-04-29 | 2016-04-29 | Anti- bird type parallel connection gaps and its installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105976948B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105957659A (en) * | 2016-07-14 | 2016-09-21 | 国家电网公司 | Grading ring |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201298408Y (en) * | 2008-11-29 | 2009-08-26 | 河南省电力公司焦作供电公司 | A birds droppings proofing insulator |
| CN101763922B (en) * | 2009-12-09 | 2012-05-23 | 中国电力科学研究院 | Lightning-protection method and device for transmission line composite insulator |
| CN201765890U (en) * | 2010-03-12 | 2011-03-16 | 山东电力研究院 | Parallel gap lightning protection device for overhead transmission line |
| CN103093905A (en) * | 2013-03-01 | 2013-05-08 | 湖南省电力公司科学研究院 | Anti-icing voltage-sharing plate |
| CN103545059B (en) * | 2013-10-29 | 2016-09-21 | 国家电网公司 | A kind of insulator that can reduce lightning stroke flashover accident |
| CN105118588A (en) * | 2015-08-31 | 2015-12-02 | 华南理工大学 | Method of parallel gap design of composite insulators of 500-kV power transmission line |
| CN205789331U (en) * | 2016-04-29 | 2016-12-07 | 国家电网公司 | Anti-bird type parallel connection gaps structure |
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2016
- 2016-04-29 CN CN201610285433.5A patent/CN105976948B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105976948A (en) | 2016-09-28 |
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