CN206195153U - Join in marriage electric network line lightning protection device - Google Patents
Join in marriage electric network line lightning protection device Download PDFInfo
- Publication number
- CN206195153U CN206195153U CN201621284922.0U CN201621284922U CN206195153U CN 206195153 U CN206195153 U CN 206195153U CN 201621284922 U CN201621284922 U CN 201621284922U CN 206195153 U CN206195153 U CN 206195153U
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- CN
- China
- Prior art keywords
- lightning protection
- protection device
- arc
- electrode
- network line
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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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Abstract
The utility model provides a join in marriage electric network line lightning protection device belongs to lightning protection device technical field, and it includes anchor clamps, lightning protection device main part and arching electrode, the lightning protection device main part includes that connecting piece, current conducting plate and a plurality of root draw arc tube, and the one end of connecting piece is fixed with anchor clamps, and the other end is connected with the current conducting plate, and a plurality of roots draw that arc tube is parallelly connected to be set up between the current conducting plate of two parallels, and every draws the pearl electrode that sets up two above series connections in the arc tube, sets up the explosion chamber between per two adjacent pearl electrodes, and the explosion chamber communicates with each other through the arc extinguishing passageway and the external world, and every arc extinguishing passageway that draws arc tube moves towards the outside of lightning protection device main part is drawn arc tube and is comprised inner sheet glass steel and outer silicon rubber. The utility model discloses novel structure, reasonable in design, cost economy, the device uses and joins in marriage under the weak condition of net lightning protection at 10kV, can improve and join in marriage net service reliability, alleviates the contradiction of electric wire netting expansion and gate maintainer shortage.
Description
Technical field
The utility model belongs to lightning protection device technical field, and in particular to a kind of distribution network line lightning protection device.
Background technology
Distribution line is in many thunders, strong thunder area, and the likelihood ratio of the circuit that is struck by lightning is higher.Conventional oxidation zinc arrester utilizes oxygen
Change the good nonlinear wind vibration of zinc so that the electric current that arrester is flowed through during normal work is minimum, when overvoltage, resistance urgency
Play declines, and the energy of overvoltage of releasing reaches the effect of protection.Series gap arrester is installed on overhead distribution,
Can be struck by lightning or effectively be released during insulator chain flashover in circuit and overvoltage and be protected insulator chain from electrical discharge arc
Calcination.Normal tape arrester with series gaps can effectively attract the overvoltage on circuit, puncture the air gap, by overvoltage
Import the earth.But, it does not possess active arc extinguishing ability, it is impossible to the power frequency continued flow that automatic distinguishing causes because puncturing the air gap
Electric arc, only uses cooperatively with auto recloser, could obtain preferable lightning protection effect.But, due to needing to wait disconnected
Road device action, causes the arc extinction time on series gap more long, and the overvoltage on circuit is released into the earth every time, all may
Gold utensil can be made by flash burn, even wire can be blown when situation is serious.
A kind of lightning protection device of patent of Application No. 201410659971.7, including：Shell, there is arc-chutes and at least in it
Two electrode chambers, arc extinguishing chamber inner wall surface is round and smooth, and arc-chutes and electrode chamber are staggered, arc-chutes have two opening respectively with phase
Adjacent two electrode chambers connection, has arc blow-out passage that arc-chutes are in communication with the outside；Electrode, two ends respectively have one to connect sudden strain of a muscle face, electrode peace
It is put in electrode chamber, the sudden strain of a muscle face that connects at electrode two ends is electrically connected simultaneously in the arc-chutes of electrode chamber both sides, by both sides arc-chutes
Logical, two in arc-chutes to connect and leave flashover gap between sudden strain of a muscle face.The lightning protection device does not have charge accumulation effects, identical gap electricity
Pressure, it is not easy to breakdown, can improve line insulation grade, particularly online in high-tension distributing line, and lightning protection can be avoided to fill
Frequent maloperation electric discharge is put, causes high voltage distribution network voltage degradation, cause distribution network voltage influence of fluctuations to match somebody with somebody electricity quality.
Utility model content
Technical problem to be solved in the utility model is, in view of the shortcomings of the prior art, there is provided a kind of simple installation, just
In maintenance, reliability distribution network line lightning protection device high.
In order to solve the above technical problems, the technical scheme that the utility model is used is：
A kind of distribution network line lightning protection device, including the fixture that is connected with cross-arm and fixture connection lightning protection device master
Body and be arranged on the arc electrode of described lightning protection device main body one end, if the lightning protection device main body include connector, conductive plate and
Dry root striking pipe, one end and the fixture of the connector are fixed, and the other end is connected with conductive plate, and some striking pipes are in parallel
It is arranged between two parallel conductive plates, the bead electrode that two or more is connected in series is set in each described striking pipe, often
Arc-chutes are set between two adjacent bead electrodes, the arc-chutes are communicated by arc extinguishing passage with the external world, each institute
The arc extinguishing passage of striking pipe is stated towards the outside of the lightning protection device main body, the striking pipe is by inner layer glass steel and outer layer silicon rubber
Constitute.
Preferably, the direction setting taper on the bead electrode towards the arc extinguishing passage is jagged, two neighboring described
The centerlines that the taper of bead electrode is jagged are 60 ° ~ 90 °.
Preferably, the arc electrode is graphite electrode.
Preferably, the arc extinguishing passage is cylindrical.
Preferably, the fixture is bolted on the cross-arm.
Preferably, the exposed surface spray insulation paint of the conductive plate.
Preferably, the striking pipe is more than 2, and two pearl electricity being connected in series are set in the every striking pipe
Pole.
Preferably, insulator is set on the cross-arm, and the overhead transmission line is set on the insulator, the overhead transmission line pair
Answer the arc electrode that spherical indicator electrode is set.
Compared with prior art, the beneficial effects of the utility model are as follows：
The utility model passes through above-mentioned technical proposal, it is proposed that a kind of simple installation, is easy to safeguard, reliability distribution high
Netting twine road lightning protection device.The device shunting effect is good, and when one of striking pipe is damaged, also other striking pipes continue work
Make, reduce replacement and maintenance cost；The lightning protection device does not influence on circuit, does not have residual voltage；Earth resistance high is to cutting
Intermittent current ability is advantageously, and a large amount of cost-effective；Simple installation, saves wire and installation cost；Can be used for indirect protection
Oxidized metal arrester and transformer；The direct lightning strike of long period can be born, persistence is good, and should without prolonged electricity
Power；The size of electric tower, low-maintenance (being often only needs a visual examination), it is not necessary to shielding line is used, with high reliability can be reduced
And the life-span.
The utility model structure is novel, reasonable in design, cost economy, is adapted to large-scale promotion, and the device is applied in 10kV
In the case of distribution lightning protection weakness, Reliability of Power Supplying Net Work can be improved, alleviate power network expansion with line attendant shortage
Contradiction.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings.
Fig. 1：A kind of structural representation of distribution network line lightning protection device of the utility model；
Fig. 2：The structural representation of the utility model striking pipe；
Fig. 3：The structural representation of the utility model bead electrode.
Specific embodiment
In order to more fully understand the utility model, further fairly set out with reference to embodiment in of the present utility model
Hold, but protection content of the present utility model is not limited solely to the following examples.In the following description, a large amount of tools are given
The details of body is more thoroughly understood the utility model to provide.However, aobvious and easy to those skilled in the art
See, the utility model can be carried out without one or more of these details.
Embodiment 1
Refering to Fig. 1 ~ Fig. 3, a kind of distribution network line lightning protection device of the utility model, including be connected with cross-arm 1 fixture 2,
The lightning protection device main body being connected with the fixture and the arc electrode 3 for being arranged on described lightning protection device main body one end, the lightning protection device
Main body includes connector 4, conductive plate 5 and some striking pipes 6, and one end and the fixture of the connector fix, the other end with lead
Electroplax is connected, and some striking pipes are arranged in parallel between two parallel conductive plates, is set in each described striking pipe
The bead electrode 7 that two or more is connected in series, sets arc-chutes 8, the arc extinguishing between the adjacent bead electrode of each two
Room is communicated by arc extinguishing passage 9 with the external world, and the arc extinguishing passage of each striking pipe is towards the outside of the lightning protection device main body, institute
Striking pipe is stated to be made up of inner layer glass steel 10 and outer layer silicon rubber 11.
In the utility model, fixture 2 is used to be connected lightning protection device main body with cross-arm, the structure of the shape of fixture according to cross-arm
It is designed, can is square hooping structure.Connector 4 is platy structure.
Conductive plate is circle, the noncontact face with striking pipe, connector and arc electrode（That is exposed surface）Spray insulation paint,
Increase security.
Striking pipe 6 is cylindric, and the bead electrode 7 of series connection is set in striking pipe, and the number of bead electrode is preferably 2.
The arc electrode is graphite electrode.
The arc extinguishing passage is cylindrical.
The fixture is connected on the cross-arm by bolt 13.
The striking pipe is more than 2, and 3,4,5 or more, the every striking pipe can be set as needed
Two bead electrodes being connected in series of interior setting.
Embodiment 2
Refering to Fig. 1 ~ 3, the distribution network line lightning protection device described by the present embodiment, as different from Example 1：
Insulator 14 is set, and the overhead transmission line 15 is set on the insulator, the overhead transmission line correspondence on the cross-arm
The arc electrode sets spherical indicator electrode 16.
Taper jagged 12, the two neighboring pearl electricity are set towards the direction of the arc extinguishing passage on the bead electrode
The centerlines that the taper of pole is jagged are 60 ° ~ 90 °, and the concrete numerical value of angle can be determined according to experiment.
Finally illustrate, above example is only used to illustrate the technical solution of the utility model and unrestricted, this area
Other modifications or equivalent that those of ordinary skill is made to the technical solution of the utility model, without departing from this practicality
The spirit and scope of new technique scheme, all should cover in the middle of right of the present utility model.
Claims (8)
1. a kind of distribution network line lightning protection device, it is characterised in that：Connected including the fixture being connected with cross-arm and the fixture
Lightning protection device main body and the arc electrode of described lightning protection device main body one end is arranged on, the lightning protection device main body includes connector, leads
Electroplax and some striking pipes, one end and the fixture of the connector are fixed, and the other end is connected with conductive plate, draws described in some
Arc pipe is arranged in parallel between two parallel conductive plates, and the pearl that two or more is connected in series is set in each described striking pipe
Electrode, arc-chutes are set between the adjacent bead electrode of each two, and the arc-chutes are communicated by arc extinguishing passage with the external world,
, towards the outside of the lightning protection device main body, the striking pipe is by inner layer glass steel and outer layer for the arc extinguishing passage of each striking pipe
Silicon rubber is constituted.
2. distribution network line lightning protection device as claimed in claim 1, it is characterised in that：Gone out described on the bead electrode
The direction setting taper of arc passage is jagged, and the centerlines that the taper of the two neighboring bead electrode is jagged are 60 ° ~ 90 °.
3. distribution network line lightning protection device as claimed in claim 1, it is characterised in that：The arc electrode is graphite electrode.
4. distribution network line lightning protection device as claimed in claim 1, it is characterised in that：The arc extinguishing passage is cylindrical.
5. distribution network line lightning protection device as claimed in claim 1, it is characterised in that：The fixture is bolted in institute
State on cross-arm.
6. distribution network line lightning protection device as claimed in claim 1, it is characterised in that：The exposed surface spraying of the conductive plate is exhausted
Edge paint.
7. distribution network line lightning protection device as claimed in claim 1, it is characterised in that：The striking pipe is more than 2, every
Two bead electrodes being connected in series are set in the striking pipe.
8. distribution network line lightning protection device as claimed in claim 1, it is characterised in that：Insulator, frame are set on the cross-arm
Ceases to be busy road is arranged on the insulator, and the overhead transmission line correspondence arc electrode sets spherical indicator electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621284922.0U CN206195153U (en) | 2016-11-28 | 2016-11-28 | Join in marriage electric network line lightning protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621284922.0U CN206195153U (en) | 2016-11-28 | 2016-11-28 | Join in marriage electric network line lightning protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206195153U true CN206195153U (en) | 2017-05-24 |
Family
ID=58724182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621284922.0U Expired - Fee Related CN206195153U (en) | 2016-11-28 | 2016-11-28 | Join in marriage electric network line lightning protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206195153U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109217110A (en) * | 2018-09-30 | 2019-01-15 | 武汉微创元电子科技有限责任公司 | Double hemisphere T-type ceramic discharge tubes |
-
2016
- 2016-11-28 CN CN201621284922.0U patent/CN206195153U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109217110A (en) * | 2018-09-30 | 2019-01-15 | 武汉微创元电子科技有限责任公司 | Double hemisphere T-type ceramic discharge tubes |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20171128 |