CN108630360A - A kind of indicating fault lightning protection device - Google Patents
A kind of indicating fault lightning protection device Download PDFInfo
- Publication number
- CN108630360A CN108630360A CN201710179547.6A CN201710179547A CN108630360A CN 108630360 A CN108630360 A CN 108630360A CN 201710179547 A CN201710179547 A CN 201710179547A CN 108630360 A CN108630360 A CN 108630360A
- Authority
- CN
- China
- Prior art keywords
- lightning protection
- protection device
- becket
- insulator
- indicating fault
- 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
Links
- 239000012212 insulator Substances 0.000 claims abstract description 47
- 230000000977 initiatory effect Effects 0.000 claims abstract description 16
- 238000004880 explosion Methods 0.000 claims abstract description 11
- 239000000956 alloy Substances 0.000 claims abstract description 3
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 3
- 229910052573 porcelain Inorganic materials 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 16
- 239000011787 zinc oxide Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 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
- H01B17/14—Supporting insulators
- H01B17/145—Insulators, poles, handles, or the like in electric fences
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulators (AREA)
Abstract
The invention discloses a kind of indicating fault lightning protection devices comprising：Connector assembly for connecting distribution wire, the arc initiation device being electrically connected with the connector assembly, it is covered with insulating boot outside the connector assembly and arc initiation device, the connector assembly is fixedly connected on upper end insulator, it is connected to lower end insulator below the upper end insulator, the top ring of the lower end insulator is cased with a becket, and the becket is connected by a thermal explosion disconnector；Wherein, it is additionally provided with an alloy in the lower end insulator, becket is connect with resistor disc, after lightning current is led to becket by lightning protection device by arc initiation device, the earth is reached to realize lightning protection through resistor disc.The indicating fault lightning protection device of the present invention is simple and reliable for structure, easy for installation.No power frequency work securely and reliably has fault indication function, convenient for safeguarding.
Description
Technical field
The present invention relates to lightning protection device technical field more particularly to a kind of indicating fault lightning protection devices.
Background technology
With distribution line development and track remodelling insulating, traditional design, since insulated circuit has inadequate natural endowment
Resistance to thunder is horizontal, it is difficult to bear the effect of direct thunder or inductive lightning, lightning-caused breaking, porcelain insulator demolition etc. have become electric power and face
Another new problem.The major measure cost of investment of overhead distribution lightning protection is larger both at home and abroad at present, and construction and installation are multiple
It is miscellaneous, stripping of insulatin layer is needed, causes core to intake and corrode, insulator umbrella is hardening cracked because of arcing.
Invention content
The purpose of the present invention is to provide a kind of indicating fault lightning protection devices, and which solve existing overhead distribution lightning protection devices
It is of high cost, the technical issues of construction is complicated, and the inflammable arcing of insulator is split.
In order to achieve the above objectives, technical solution proposed by the invention is：
A kind of indicating fault lightning protection device of the present invention comprising：Connector assembly for connecting distribution wire connects with described
The arc initiation device of line component electrical connection, the connector assembly and arc initiation device are covered with insulating boot outside, and the connector assembly is fixed
It is connected to upper end insulator, lower end insulator, the upper end ring set of the lower end insulator are connected to below the upper end insulator
There are a becket, the becket to be connected by a thermal explosion disconnector；Wherein, it is additionally provided with an alloy in the lower end insulator,
Becket is connect with resistor disc, after lightning current is led to becket by lightning protection device by arc initiation device, is reached greatly through resistor disc
Ground is to realize lightning protection.
Wherein, the connector assembly includes the penetrating cable clamp being fixed on the insulator of upper end, and is connected to described wear
Pierce the torque nut on wire clamp.
Wherein, the arc initiation device includes：The starting rod being electrically connected on connector assembly, and it is set to the starting rod
The ball discharge of end, thermal explosion disconnector of the ball discharge on the becket.
Wherein, the upper end insulator is solid porcelain insulator.
Wherein, the lower end insulator is hollow porcelain umbrella skirt construction.
Wherein, the lower end of the lower end insulator is also associated with the connection component for connecting cross arm of tower.
Wherein, the connection component includes：The steel feet bolt being fixed on the insulated terminal of lower end, and be connected to described
Nut on steel feet bolt.
Wherein, the resistor disc is zinc oxide resistance sheet.
The indicating fault lightning protection device of the present invention is simple and reliable for structure, easy for installation.Its material can be porcelain or answer
It closes, it is internal equipped with non-linear zinc oxide component；Lightning protection and insulator two-in-one product, product price and at low cost；Using
Because zinc oxide resistance sheet has the nonlinear wind vibration of height, therefore there is the power frequency continued flow of series gap zinc oxide arrester can be with
Less than 1mA, referred to as without power frequency continued flow, the effect of series gap is only isolation and electric discharge, without arc extinguishing, but increases ZnO resistors
Requirement of the piece to gap can reduce, and considerably increase operational reliability, because excessive there is no afterflow and the arc that do not go out finally is led
Cause the danger of Explosion of on Arrester；Explosion-proof becket has the function of insulator protection and fault identification, convenient for safeguarding, solves existing
The problem of field failure problems can not distinguish.
Description of the drawings
Fig. 1 is the overall structure diagram of the indicating fault lightning protection device of the present invention.
Specific implementation mode
Below with reference to attached drawing, the present invention is further described in detail.
Attached drawing 1 is please referred to, in the present embodiment, the indicating fault lightning protection device comprising：For connecting connecing for distribution wire
It is covered with insulation outside line component 1, the arc initiation device 3 being electrically connected with the connector assembly 1, the connector assembly 1 and arc initiation device 3
Cover 2, the connector assembly 1 are fixedly connected on upper end insulator 4, and 4 lower section of the upper end insulator is connected to lower end insulator 7,
The top ring of the lower end insulator 7 is cased with a becket 5, and the becket 5 is connected by a thermal explosion disconnector 6.Wherein, institute
It states and is additionally provided with a resistor disc 11 for being electrically connected to becket 5 in lower end insulator 7, lightning current is passed through arc initiation device by lightning protection device
After 3 are led to becket 5, the earth is reached to realize lightning protection through resistor disc 11.Wherein, the arc initiation device 3 is from upper end insulator 4
Exterior side wall bypasses, and end is close to the thermal explosion disconnector 6 on becket 5.
Wherein, the connector assembly 1 includes the penetrating cable clamp 12 being fixed on upper end insulator 4, and is connected to institute
State the torque nut 11 on penetrating cable clamp 12.The cooperation of penetrating cable clamp 12 and torque nut 11 is to clamp distribution wire, due to outer cover
Equipped with insulating boot 2, therefore distribution wire can be bare conductor, and without worrying the harm such as meeting corrosion oxidation.
More specifically, the arc initiation device 3 includes：The starting rod 31 being electrically connected on connector assembly 1, and it is set to institute
State the ball discharge 32 of 31 end of starting rod, thermal explosion disconnector 6 of the ball discharge 32 on the becket 5, i.e. ball discharge
It is spaced suitable distance between 32 and thermal explosion disconnector 6.
Wherein, the upper end insulator 4 is solid porcelain insulator.The lower end insulator 7 is hollow porcelain
Umbrella skirt construction is more specifically multilayer umbrella skirt construction.
For the ease of lightning current is directed directly to ground, the lower end of the lower end insulator 7 is also associated with for connecting rod
The connection component of tower cross-arm 8.Wherein, the connection component includes：The steel feet bolt 9 being fixed on lower end insulated terminal 7, with
And it is connected to the nut 10 on the steel feet bolt 9.
Certainly, above-mentioned upper end insulator 4 and lower end insulator 7 can also use other composite materials as insulation system.
Compared to the problems of existing distribution line lightning-protected product, the indicating fault lightning protection device, it is simple in structure can
It leans on, it is easy for installation.Its appearance and size, mounting means, technical performance are substantially almost the same with common line pillar insulator, and
Internal puncture-proof.The material of insulator can be porcelain or compound, and inside is equipped with non-linear ZnO resistor piece member
Part；Lightning protection and insulator two-in-one product, product price and engineering cost can reduce very much；Because zinc oxide resistance sheet has
The nonlinear wind vibration of height, therefore have the power frequency continued flow of series gap zinc oxide arrester that can be less than 1mA, referred to as without power frequency
Afterflow.The advantages of no power frequency continued flow, can not be ignored；The effect of series gap is only isolation and electric discharge, without arc extinguishing, but increases oxygen
Changing requirement of the zinc resistor disc to gap can reduce, and considerably increase operational reliability, do not go out because of excessive there is no afterflow
Arc eventually leads to the danger of Explosion of on Arrester.Explosion-proof becket has the function of insulator protection and fault identification, convenient for safeguarding,
Solves the problems, such as the problem of field failure can not distinguish.
The above, only presently preferred embodiments of the present invention, are not intended to limit embodiment of the present invention, and this field is general
Logical technical staff's central scope according to the present invention and spirit can very easily carry out corresponding flexible or modification, therefore originally
The protection domain of invention should be subject to the protection domain required by claims.
Claims (8)
1. a kind of indicating fault lightning protection device, which is characterized in that including：Connector assembly for connecting distribution wire connects with described
The arc initiation device of line component electrical connection, the connector assembly and arc initiation device are covered with insulating boot outside, and the connector assembly is fixed
It is connected to upper end insulator, lower end insulator, the upper end ring set of the lower end insulator are connected to below the upper end insulator
There are a becket, the becket to be connected by a thermal explosion disconnector；Wherein, it is additionally provided with an alloy in the lower end insulator,
Becket is connect with resistor disc, after lightning current is led to becket by lightning protection device by arc initiation device, is reached greatly through resistor disc
Ground is to realize lightning protection.
2. indicating fault lightning protection device as described in claim 1, which is characterized in that the connector assembly includes being fixed on
The penetrating cable clamp on insulator is held, and the torque nut being connected on the penetrating cable clamp.
3. indicating fault lightning protection device as described in claim 1, which is characterized in that the arc initiation device includes：Electrical connection
In the starting rod on connector assembly, and the ball discharge set on the starting rod end, the ball discharge is close to the becket
On thermal explosion disconnector.
4. indicating fault lightning protection device as described in claim 1, which is characterized in that the upper end insulator is solid porcelain
Insulator.
5. indicating fault lightning protection device as described in claim 1, which is characterized in that the lower end insulator is hollow porcelain
Matter umbrella skirt construction.
6. indicating fault lightning protection device as described in claim 1, which is characterized in that the lower end of the lower end insulator is also connected with
It is useful for the connection component of connection cross arm of tower.
7. indicating fault lightning protection device as claimed in claim 6, which is characterized in that the connection component includes：It is fixed on
Steel feet bolt on the insulated terminal of lower end, and the nut that is connected on the steel feet bolt.
8. indicating fault lightning protection device as described in claim 1, which is characterized in that the resistor disc is ZnO resistors
Piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710179547.6A CN108630360A (en) | 2017-03-23 | 2017-03-23 | A kind of indicating fault lightning protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710179547.6A CN108630360A (en) | 2017-03-23 | 2017-03-23 | A kind of indicating fault lightning protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108630360A true CN108630360A (en) | 2018-10-09 |
Family
ID=63706833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710179547.6A Pending CN108630360A (en) | 2017-03-23 | 2017-03-23 | A kind of indicating fault lightning protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108630360A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111627622A (en) * | 2020-06-05 | 2020-09-04 | 江西百新电瓷电气有限公司 | 10KV automatic-adjustment lightning-protection ice porcelain insulator with pressure-sensitive device and manufacturing method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202549509U (en) * | 2012-04-10 | 2012-11-21 | 辽宁省电力有限公司抚顺供电公司 | Built-in lightning arrester insulator for 10-kilovolt distribution circuit |
| CN203386547U (en) * | 2013-07-29 | 2014-01-08 | 国家电网公司 | Integrated fixed external series gap self-disengaging metal oxide lightning arrester insulators |
| CN205845617U (en) * | 2016-07-27 | 2016-12-28 | 国网浙江省电力公司金华供电公司 | Indicating fault type zinc oxide anti-thunder insulator |
| CN206649951U (en) * | 2017-03-23 | 2017-11-17 | 深圳康普盾科技股份有限公司 | A kind of indicating fault lightning protection device |
-
2017
- 2017-03-23 CN CN201710179547.6A patent/CN108630360A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202549509U (en) * | 2012-04-10 | 2012-11-21 | 辽宁省电力有限公司抚顺供电公司 | Built-in lightning arrester insulator for 10-kilovolt distribution circuit |
| CN203386547U (en) * | 2013-07-29 | 2014-01-08 | 国家电网公司 | Integrated fixed external series gap self-disengaging metal oxide lightning arrester insulators |
| CN205845617U (en) * | 2016-07-27 | 2016-12-28 | 国网浙江省电力公司金华供电公司 | Indicating fault type zinc oxide anti-thunder insulator |
| CN206649951U (en) * | 2017-03-23 | 2017-11-17 | 深圳康普盾科技股份有限公司 | A kind of indicating fault lightning protection device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111627622A (en) * | 2020-06-05 | 2020-09-04 | 江西百新电瓷电气有限公司 | 10KV automatic-adjustment lightning-protection ice porcelain insulator with pressure-sensitive device and manufacturing method thereof |
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