CN107180689B - A kind of insulator lightning protection device in regulating discharging gap - Google Patents
A kind of insulator lightning protection device in regulating discharging gap Download PDFInfo
- Publication number
- CN107180689B CN107180689B CN201710154942.9A CN201710154942A CN107180689B CN 107180689 B CN107180689 B CN 107180689B CN 201710154942 A CN201710154942 A CN 201710154942A CN 107180689 B CN107180689 B CN 107180689B
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- China
- Prior art keywords
- electrode
- connecting rod
- insulator
- lightning protection
- bar
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- 239000012212 insulator Substances 0.000 title claims abstract description 29
- 238000007599 discharging Methods 0.000 title claims abstract description 18
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 229910052573 porcelain Inorganic materials 0.000 claims abstract description 8
- 238000005452 bending Methods 0.000 claims abstract description 4
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 208000025274 Lightning injury Diseases 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011900 installation process Methods 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
- H01B17/42—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
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T4/00—Overvoltage arresters using spark gaps
- H01T4/10—Overvoltage arresters using spark gaps having a single gap or a plurality of gaps in parallel
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulators (AREA)
Abstract
The present invention relates to power overhead network anti-thunder technical fields; disclose a kind of insulator lightning protection device in regulating discharging gap; including insulator; the insulator includes porcelain body, core bar, steel cap, and the steel cap is equipped with engaging lug, and engaging lug is equipped with connecting hole; the core bar is equipped with bar electrode; one end of the bar electrode is equipped with screw thread, and the core bar is equipped with electrode location hole, and bar electrode passes through nut check after passing through electrode location hole；Stud is equipped in the connecting hole of the steel cap, one end of stud is welded with connecting rod, the other end of stud passes through nut check, the outer end of the connecting rod is equipped with the rectangular opening through connecting rod two sides, slider is equipped in the rectangular opening, the outer end bending of slider extends to form connection sheet, and the connection sheet is equipped with plate electrode, and the side of the connecting rod is equipped with the locking bolt for slider positioning.The beneficial effect that the present invention has adjustable clearance, lightning protection effect stable.
Description
Technical field
The present invention relates to power overhead network anti-thunder technical field more particularly to a kind of insulators in regulating discharging gap
Lightning protection device.
Background technique
Insulator is a kind of special insulation control, can be played an important role in overhead transmission lines, and insulator is logical
Often including porcelain body, the core bar for being located at porcelain body one end, the steel cap for being located at the porcelain body other end.When external environment and electric load condition occur
When variation, various electromechanical effects deteriorate insulator, cause failure of insulation, critical line security operation.In factors
In, thunder and lightning, lightning stroke destroy maximum caused by insulator.It is especially urgent to study safeguard measure of insulator under the conditions of thunder and lightning.
Existing way is to be respectively set electrode at insulator both ends, and there are gaps between two electrodes, dredges thunder and lightning by the gap
Stream protects insulator.However discovery is due to being carried, being transported, vibrated etc. in actual installation process, two electrode meetings
It deforming, rotates, the distance between two electrodes have differences, and when installation is difficult the distance of two electrodes of Secondary Control,
Gap between electrode is excessive, it is too small can all reduce lightning protection effect, or even lose lightning protection effect.
Summary of the invention
The present invention provides a kind of adjustable clearance, lightning protection is made to solve the existing above problem in the prior art
With stable insulator lightning protection device.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of insulator lightning protection device in regulating discharging gap, including insulator, the insulator include porcelain
Body, core bar, steel cap, the steel cap are equipped with engaging lug, and engaging lug is equipped with connecting hole, and the core bar is equipped with stick electricity
Pole, one end of the bar electrode are equipped with screw thread, and the core bar is equipped with electrode location hole, and bar electrode leads to after passing through electrode location hole
Cross nut check；Stud is equipped in the connecting hole of the steel cap, one end of stud is welded with connecting rod, and the other end of stud passes through
Nut check, the outer end of the connecting rod are equipped with the rectangular opening through connecting rod two sides, are equipped with slider in the rectangular opening,
The outer end bending of slider extends to form connection sheet, and the connection sheet is equipped with plate electrode, shape between plate electrode and bar electrode
At discharging gap, the side of the connecting rod is equipped with the locking bolt for slider positioning.It can be unclamped when installation
Then locking bolt adjusts discharging gap according to actual needs, discharging gap is adjusted to most suitable state, then passes through lock again
Only bolt is locked, and adjusts very convenient, lightning protection effect stabilization.
Preferably, the slider is equipped with long slot hole, it is equipped between the two sides of the rectangular opening across long slot hole
Spacer pin.Guide pin can prevent slider from deviating from out of rectangular opening.
Preferably, the junction of the connecting rod and stud is equipped with U-shaped limit film, U-shaped limit film and connecting rod, stud
Between be welded to connect, the two sides of the U-shaped limit film are stuck in the two sides of engaging lug.U-shaped limit film can effectively prevent connecting rod
It is rotated around axis, so that the distance between plate electrode and bar electrode be kept to stablize.
Preferably, the connection sheet, which is equipped with, adjusts bolt, the side on the head for adjusting bolt and connecting rod
Rotation connection is adjusted and is threadedly coupled between bolt and connection sheet.Rotation adjusts bolt after unclamping locking bolt, adjusts bolt energy band
Dynamic slider moves in rectangular opening, realizes stable linear regulation, adjusts more accurate.
Preferably, being bolted between connection sheet and plate electrode by two.Two are bolted plate can be prevented electric
It relatively rotates, positions more stable between pole and connection sheet.
Preferably, between the bar electrode and core bar be equipped with auxiliary positioning button, the auxiliary positioning button include interconnecting piece,
Connection ring positioned at interconnecting piece both ends, one of connection ring are set on bar electrode, another connection ring passes through bolt and core
Bar connection.Auxiliary positioning button is positioned for bar electrode, prevents bar electrode from rotating.
Therefore, the beneficial effect that the present invention has adjustable clearance, lightning protection effect stable.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the invention.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is partial enlargement diagram at A in Fig. 2.
Fig. 4 is the connection schematic diagram of slider and connecting rod.
Fig. 5 is the structural schematic diagram for assisting locating button.
In figure: insulator 1, porcelain body 2, core bar 3, steel cap 4, engaging lug 5, bar electrode 6, auxiliary positioning buckle 7, interconnecting piece 70,
Connection ring 71, stud 8, connecting rod 9, rectangular opening 90, U-shaped limit film 10, slider 11, connection sheet 12, plate electrode 13, locking spiral shell
Bolt 14, spacer pin 16, adjusts bolt 17 at long slot hole 15.
Specific embodiment
Present invention will be further described below with reference to the accompanying drawings and specific embodiments:
A kind of insulator lightning protection device in regulating discharging gap as depicted in figs. 1 and 2, including insulator 1, absolutely
Edge attached bag includes porcelain body 2, core bar 3, steel cap 4, and steel cap is equipped with engaging lug 5, and engaging lug is equipped with connecting hole, and core bar is equipped with stick electricity
Pole 6, one end of bar electrode are equipped with screw thread, and core bar is equipped with electrode location hole, and bar electrode passes through nut after passing through electrode location hole
Locking is equipped with auxiliary positioning button 7 between bar electrode and core bar, as shown in figure 5, auxiliary positioning button 7 includes interconnecting piece 70, is located at company
The connection ring 71 at socket part both ends, one of connection ring are set on bar electrode, another connection ring is connected by bolt and core bar
It connects；
Stud 8 is equipped in the connecting hole of steel cap 4, one end of stud is welded with connecting rod 9, and the other end of stud passes through nut
The junction of locking, connecting rod and stud is equipped with U-shaped limit film 10, is welded to connect between U-shaped limit film and connecting rod, stud, U
The two sides of shape limit film are stuck in the two sides of engaging lug.
As shown in Figure 3 and Figure 4, the outer end of connecting rod 9 be equipped with through connecting rod two sides rectangular opening 90, connecting rod it is transversal
Face is in rectangle, and slider 11 is equipped in rectangular opening, and the outer end bending of slider extends to form connection sheet 12, and connection sheet is equipped with plate
Electrode 13 forms discharging gap between plate electrode and bar electrode, be bolted between connection sheet and plate electrode by two, connects
The side of bar is equipped with the locking bolt 14 for slider positioning；Slider is equipped with long slot hole 15, between the two sides of rectangular opening
Equipped with the spacer pin 16 across long slot hole；Connection sheet, which is equipped with, adjusts bolt 17, adjusts the head of bolt and the side of connecting rod
Rotation connection is adjusted and is threadedly coupled between bolt and connection sheet.
In conjunction with attached drawing, application method of the invention is as follows: after insulator installation, then adjusting between bar electrode and plate electrode
Discharging gap；When adjusting, locking bolt is first unclamped, adjusts bolt in rotation, bolt is adjusted and drives slider sliding along rectangular opening
Dynamic, thus linear the distance between change plate electrode and bar electrode, distance is tightened after regulating by clamping screw, electric discharge
Gap adjustment is very convenient, and lightning protection effect is stablized.After regulating, positioning of the bar electrode by auxiliary positioning button can not occur
Rotation, connecting rod by U-shaped limit film limit and can not rotate, also cannoted rotate relative to each other between plate electrode and connection sheet, it is fixed
Position stabilization, high reliablity.
Claims (6)
1. a kind of insulator lightning protection device in regulating discharging gap, including insulator, the insulator include porcelain body,
Core bar, steel cap, the steel cap are equipped with engaging lug, and engaging lug is equipped with connecting hole, characterized in that the core bar is equipped with
Bar electrode, one end of the bar electrode are equipped with screw thread, and the core bar is equipped with electrode location hole, and bar electrode passes through electrode location hole
After pass through nut check；Stud is equipped in the connecting hole of the steel cap, one end of stud is welded with connecting rod, the other end of stud
By nut check, the outer end of the connecting rod is equipped with the rectangular opening through connecting rod two sides, is equipped with and slides in the rectangular opening
The outer end bending of movable plate, slider extends to form connection sheet, and the connection sheet is equipped with plate electrode, plate electrode and bar electrode it
Between form discharging gap, the side of the connecting rod is equipped with the locking bolt for slider positioning.
2. a kind of insulator lightning protection device in regulating discharging gap according to claim 1, characterized in that described
Slider is equipped with long slot hole, and the spacer pin across long slot hole is equipped between the two sides of the rectangular opening.
3. a kind of insulator lightning protection device in regulating discharging gap according to claim 1 or 2, characterized in that
The junction of the connecting rod and stud is equipped with U-shaped limit film, is welded to connect between U-shaped limit film and connecting rod, stud, described
The two sides of U-shaped limit film are stuck in the two sides of engaging lug.
4. a kind of insulator lightning protection device in regulating discharging gap according to claim 1 or 2, characterized in that
The connection sheet, which is equipped with, adjusts bolt, and the side of the head for adjusting bolt and connecting rod is rotatablely connected, and adjusts bolt
It is threadedly coupled between connection sheet.
5. a kind of insulator lightning protection device in regulating discharging gap according to claim 1, characterized in that connection
It is bolted between piece and plate electrode by two.
6. a kind of insulator lightning protection device in regulating discharging gap according to claim 1 or 2, characterized in that
Auxiliary positioning button is equipped between the bar electrode and core bar, the auxiliary positioning button includes interconnecting piece, positioned at interconnecting piece both ends
Connection ring, one of connection ring are set on bar electrode, another connection ring is connect by bolt with core bar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710154942.9A CN107180689B (en) | 2017-03-15 | 2017-03-15 | A kind of insulator lightning protection device in regulating discharging gap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710154942.9A CN107180689B (en) | 2017-03-15 | 2017-03-15 | A kind of insulator lightning protection device in regulating discharging gap |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107180689A CN107180689A (en) | 2017-09-19 |
| CN107180689B true CN107180689B (en) | 2019-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710154942.9A Active CN107180689B (en) | 2017-03-15 | 2017-03-15 | A kind of insulator lightning protection device in regulating discharging gap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107180689B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110534264A (en) * | 2019-09-05 | 2019-12-03 | 广东电网有限责任公司江门供电局 | A kind of band fixed interval (FI) aerial earth wire hanging type glass insulator |
| CN112735712B (en) * | 2020-12-30 | 2022-02-22 | 浙江伏尔特电器有限公司 | Lightning protection device |
| CN113470903B (en) * | 2021-07-28 | 2023-03-31 | 广东电网有限责任公司 | Ground wire insulator with adjustable discharge gap |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202454350U (en) * | 2011-12-20 | 2012-09-26 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Ground wire compound insulator specially for melting ice |
| CN203644478U (en) * | 2013-12-25 | 2014-06-11 | 南京电气（集团）有限责任公司 | Ground wire composite insulator |
| CN205177516U (en) * | 2015-10-23 | 2016-04-20 | 南京电气（集团）有限责任公司 | Discharge electrode device for suspension insulator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100685298B1 (en) * | 2007-01-11 | 2007-02-22 | 주식회사 도화종합기술공사 | Interval adjusting apparatus for arching horn |
-
2017
- 2017-03-15 CN CN201710154942.9A patent/CN107180689B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202454350U (en) * | 2011-12-20 | 2012-09-26 | 中国南方电网有限责任公司超高压输电公司贵阳局 | Ground wire compound insulator specially for melting ice |
| CN203644478U (en) * | 2013-12-25 | 2014-06-11 | 南京电气（集团）有限责任公司 | Ground wire composite insulator |
| CN205177516U (en) * | 2015-10-23 | 2016-04-20 | 南京电气（集团）有限责任公司 | Discharge electrode device for suspension insulator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107180689A (en) | 2017-09-19 |
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