CN108462140A - A kind of thunder resisting equipment of transmission line of electricity - Google Patents
A kind of thunder resisting equipment of transmission line of electricity Download PDFInfo
- Publication number
- CN108462140A CN108462140A CN201810259759.XA CN201810259759A CN108462140A CN 108462140 A CN108462140 A CN 108462140A CN 201810259759 A CN201810259759 A CN 201810259759A CN 108462140 A CN108462140 A CN 108462140A
- Authority
- CN
- China
- Prior art keywords
- arrester
- supporting insulator
- insulator
- thunder resisting
- supporting
- 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
- 230000005540 biological transmission Effects 0.000 title claims abstract description 17
- 230000005611 electricity Effects 0.000 title claims abstract description 16
- 239000012212 insulator Substances 0.000 claims abstract description 79
- 230000000694 effects Effects 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 241000276425 Xiphophorus maculatus Species 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000013016 damping Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Classifications
-
- 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
- H02G13/00—Installations of lightning conductors; Fastening thereof to supporting structure
-
- 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
- H02G13/00—Installations of lightning conductors; Fastening thereof to supporting structure
- H02G13/80—Discharge by conduction or dissipation, e.g. rods, arresters, spark gaps
-
- 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
- H02G7/14—Arrangements or devices for damping mechanical oscillations of lines, e.g. for reducing production of sound
Landscapes
- Insulators (AREA)
Abstract
The present invention relates to a kind of thunder resisting equipments of transmission line of electricity comprising the top of arrester and support component, arrester is connect with cross-arm, which is characterized in that support component includes the first supporting insulator and the second supporting insulator；One end of first supporting insulator is connect with conducting wire, and the bottom end of the bottom end and the second supporting insulator of the other end and arrester is relatively fixed in junction；The top of second supporting insulator is connect with cross-arm, and the angle between arrester and the second supporting insulator is more than 0 °.The thunder resisting equipment can effectively reduce arrester suffered big wind effect in use, to ensure its stable working state, avoid occurring due to arrester by big wind effect and caused by hidden trouble of equipment.
Description
Technical field
The present invention relates to transmission line of electricity lightning-protection engineering fields, and in particular to a kind of thunder resisting equipment of transmission line of electricity.
Background technology
The thunder resisting equipment of transmission line of electricity is mainly made of two parts, lightning arrester body and its support component, wherein support group
Part is used to support arrester, and arrester is made to stablize, and arrester often occurs to be made by strong wind vibrations in operational process
At disconnection defect, such defect can cause hidden trouble of equipment, such as：The hidden trouble of equipment such as line tripping, Explosion of on Arrester.
But support component in the prior art is only through the supporting insulator being connected between arrester lower end and conducting wire
Arrester is supported, and arrester can be swung in the case where wind is big, and supporting insulator is driven to follow its swing,
And the connection made between junction and the supporting insulator and conducting wire between the supporting insulator and arrester is swung for a long time
Place is easy to disconnect so that support component no longer plays a supportive role, and swings be also easy to so that counter of lightning arrester lead for a long time
It is broken.
Therefore, how to reduce makes arrester suffered big wind effect in use, to ensure its stable working state,
Avoid occurring due to arrester by big wind effect and caused by hidden trouble of equipment be that those skilled in the art's technology urgently to be resolved hurrily is asked
Topic.
Invention content
The purpose of the present invention is a kind of thunder resisting equipments of transmission line of electricity, and it is suffered in use can to effectively reduce arrester
Big wind effect, to ensure its stable working state, avoid occur due to arrester by big wind effect and caused by hidden trouble of equipment.
In order to solve the above technical problems, the present invention provides a kind of thunder resisting equipment of transmission line of electricity, including arrester and support
The top of component, the arrester is connect with cross-arm, which is characterized in that the support component includes the first supporting insulator and the
Two supporting insulators；One end of first supporting insulator is connect with conducting wire, bottom end and institute of the other end with the arrester
The bottom end for stating the second supporting insulator is relatively fixed in junction；The top of second supporting insulator connects with the cross-arm
It connects, and the angle between the arrester and second supporting insulator is more than 0 °.
In arrester and two supporting insulators in the thunder resisting equipment of the transmission line of electricity, three respectively there are one end (with
Lower abbreviation " inner end ") it is arranged towards junction, and these three ends are relatively fixed here, and which refers to three inner ends
Connection position, its concrete structure and installation position are not limited.The thunder resisting equipment can be regarded to an entirety as, outward
Three connecting pins (hereinafter referred to as " outer end ") are stretched out, in three outer ends, one connect with conducting wire, other two is connected to cross
The different location of load, at this point, the structure of the thunder resisting equipment one tripod of approximation, stability are preferable.It is even larger in wind
In the case of, which also comparatively stablizes, and lightning protection device and supporting insulator is avoided to be disconnected in junction, simultaneously as
Stability is good, and the amplitude swung with the wind will greatly reduce, and can avoid the first supporting insulator and occurs to disconnect with connecting position of wires, keep away
The case where thunder device lead is broken caused by being put due to wind.Stablize the position of arrester, it is ensured that its stable working state is transmitted electricity
The stable operation of circuit, can large area reduce overhead transmission line clearance-type arrester due to equipment damage caused by windage yaw, avoid
Security risk occurs.
Optionally, second supporting insulator is equipped with insulator body and flexible connector successively.
Optionally, the flexible connector is damper.
Optionally, the damper is spring-damper.
Optionally, the axis collinear of the axis of the insulator body and the damper.
Optionally, it is connected through a screw thread between the insulator body and the damper.
Optionally, further include connector set on junction, the arrester, first supporting insulator and described the
Two supporting insulators are connect with the connector respectively.
Description of the drawings
Fig. 1 is the structural schematic diagram of the thunder resisting equipment for the transmission line of electricity that the embodiment of the present invention is provided；
Fig. 2 is the structural schematic diagram of the second supporting insulator in Fig. 1.
In attached drawing 1-2, the reference numerals are as follows：
1- arresters；2- cross-arms；3- conducting wires；The first supporting insulators of 4-；The second supporting insulators of 5-, 51- insulator sheets
Body；52- dampers；53- connecting seats.
Specific implementation mode
It is below in conjunction with the accompanying drawings and specific real in order to make those skilled in the art more fully understand technical scheme of the present invention
Applying example, the present invention is described in further detail.
Please refer to Fig.1 the structural schematic diagram that -2, Fig. 1 is the thunder resisting equipment for the transmission line of electricity that the embodiment of the present invention is provided；
Fig. 2 is the structural schematic diagram of the second supporting insulator in Fig. 1.
An embodiment of the present invention provides a kind of thunder resisting equipments of transmission line of electricity, as shown in Figure 1, the thunder resisting equipment includes lightning-arrest
Device 1 and support component, wherein support component includes the first supporting insulator 4 and the second supporting insulator 5, the top of arrester 1
It is connect with cross-arm 2 with the top of the second supporting insulator 5, one end of the first supporting insulator 4 is connect with conducting wire 3, the other end
It is relatively fixed in junction with the bottom end of arrester 1 and the bottom end of the second supporting insulator 5.Meanwhile arrester 1 and second supports
Angle between insulator 5 is more than 0 °, that is to say, that the 1 non-parallel setting of second supporting insulator 5 and arrester, the two with
The link position of cross-arm 2 is different.
In arrester 1 and two supporting insulators in the thunder resisting equipment of the transmission line of electricity, three respectively there are one end (with
Lower abbreviation " inner end ") it is arranged towards junction, and these three ends are relatively fixed here, and which refers to three inner ends
Connection position, its concrete structure and installation position are not limited.The thunder resisting equipment can be regarded to an entirety as, outward
Three connecting pins (hereinafter referred to as " outer end ") are stretched out, in three outer ends, one connect with conducting wire 3, other two is connected to
The different location of cross-arm 2, at this point, the structure of the thunder resisting equipment one tripod of approximation, stability are preferable.It is even larger in wind
In the case of, which also comparatively stablizes, and lightning protection device and supporting insulator is avoided to be disconnected in junction, meanwhile, by
Good in stability, the amplitude swung with the wind will greatly reduce, and can avoid the first supporting insulator 4 and occur to break with 3 junction of conducting wire
It opens, arrester lead is due to the case where being broken caused by wind pendulum.Stablize the position of arrester 1, it is ensured that its stable working state,
That is the stable operation of transmission line of electricity, can large area reduce overhead transmission line clearance-type arrester 1 since equipment caused by windage yaw is damaged
It is bad, it avoids that security risk occurs.
In the above-described embodiments, as shown in Fig. 2, being equipped with insulator between two ends of the second supporting insulator 5 successively
Ontology 51 and flexible connector, for the structure for only including insulator body 51, the setting of flexible connector makes
The length of second supporting insulator 5 has certain adjustability, i.e. junction is not a dead point, is ensureing the same of stability
When, which can occur slight shaking with the wind, that is to say, that second supporting insulator 5 is for weakening junction with the wind
The amplitude of swing, and unrestricted junction prevents it from swinging, and comes relative to the structure that junction is arranged to a dead point
It says, can avoid in the case of strong wind, since junction cannot be swung, connection between arrester 1 and cross-arm 2, second occurs
The case where connection between connection and the first supporting insulator 4 and conducting wire 3 between supporting insulator 5 and cross-arm 2 disconnects.
In the present embodiment, the outer end of the second supporting insulator 5 is connect with cross-arm 2, and inner end is connect with junction, and insulator
The specific installation position of ontology 51 and flexible connector does not require, as flexible connector can be connect with inner end can also with it is outer
End connection.
In the above-described embodiments, flexible connector is set as damper 52, certainly, which may be set to be
Spring etc. has the component of certain elasticity, and the setting of damper 52 makes its stable working state, it can be made to be used for a long time
Good elasticity is kept under state.
In the above-described embodiments, which is spring-damper, is may be otherwise certainly using hydraulic damper 52
Deng, and spring-damper, regardless of environment temperature, is used for not impacting for hydraulic damper 52,
Such as at low ambient temperatures, without considering liquid freezing situations such as, applicability is good.
In the above-described embodiments, the axis collinear of the axis and damper 52 of insulator body 51, that is to say, that this second
Supporting insulator 5 has certain rigidity, avoids in use, since wind-force effect leads to insulator body 51 and damping
There is a situation where bending between device 52, and then ensure that damper 52 can play the effect of its flexible adjustment.In the present embodiment, insulation
It is connected through a screw thread between sub- ontology 51 and damper 52, it is easy to connect, reliable.Certainly, the insulator body 51 and damper
It can also be connected by other manners such as clampings between 52, as long as can ensure that junction between the two will not be using process
It is middle to bend.
Meanwhile the axis of above-mentioned insulator body 51 refers to its axis in its natural state, the insulator body 51
Core rod of insulator has certain mechanical strength and flexibility, makes it have the good performance for bearing stretching and bending load.
Under large wind effect, make second support exhausted in the collective effect with insulator body 51 flexible and damper 52
Edge 5 can reduce the high-torque caused by moment windage yaw, and then promote its wind-deviation performance.
In addition, not being limited for the concrete structure of the first supporting insulator 4, can be set to exhausted with the second support
Edge 5 makes it have equally with certain rigidity and with the structure of damper 52 and good bears to stretch and bending load
Performance, or can also be selected with it is in the prior art into the structure for including insulator body 51, without being carried out to it
It is good to change applicability.
As shown in Fig. 2, in the present embodiment, the outer end of the second supporting insulator 5 is equipped with the connecting seat for being connect with cross-arm 2
53, it is realized and is connected by bolt between the connecting seat 53 and cross-arm 2, and connected by screw thread between connecting seat 53 and damper 52
It connects.The mode of threaded connection so that axially opposed stabilization between the two.In the present embodiment, can also by be clamped etc. its
Its connection type is realized, and is threadedly coupled and is stablized and be arranged relatively simple.Certainly, which can also be provided in insulation
The side of sub- ontology 51 connects.
And the inner end of second supporting insulator 5 is then equipped in junction and the relatively-stationary company in other two inner end
The concrete structure of binding structure, three inner ends can be set according to the concrete structure of junction.In the present embodiment, the junction
Setting can select any one of following three kinds of connection types：
The first connection type：Pass through gold utensil and connection in the prior art between first supporting insulator 4 and arrester 1
Mode is identical, and the inner end of the second supporting insulator 5 can be solid with any one of the first supporting insulator 4, arrester 1 or gold utensil
It is fixed；
Second of connection type：Three inner ends are fixed to each other two-by-two by gold utensil；
The third connection type：Junction be equipped with connector, the bottom end of arrester 1, the first supporting insulator 4 second end
Portion and the bottom end of the second supporting insulator 5 are fixed with connector respectively.
Wherein, it is that three inner ends are connected with each other each other by gold utensil, such as the first connection side in first two connection type
In formula, without changing the connection type between the first supporting insulator 4 and arrester 1 in the prior art, connect on this basis
By the inner end of the second supporting insulator 5, applicability is good.And in the third connection type, it is additionally provided with connector, in three
End is connect with the connector respectively, easy to disassemble and replacement.
In addition, the concrete structure to connector is not limited, it can be such as set to cyclic structure or platy structure, made
Three ends for obtaining the thunder resisting equipment towards junction are connect with cyclic structure or platy structure respectively, and for specific
Connection type be not also limited.
It the above is only the preferred embodiment of the present invention, it is noted that those skilled in the art are come
It says, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications also should be regarded as
Protection scope of the present invention.
Claims (7)
1. a kind of thunder resisting equipment of transmission line of electricity, including arrester (1) and support component, top and the cross of the arrester (1)
Carry on a shoulder pole (2) connection, which is characterized in that the support component includes the first supporting insulator (4) and the second supporting insulator (5)；
One end of first supporting insulator (4) is connect with conducting wire (3), bottom end and institute of the other end with the arrester (1)
The bottom end for stating the second supporting insulator (5) is relatively fixed in junction；
The top of second supporting insulator (5) is connect with the cross-arm (2), and the arrester (1) and second described
The angle supportted between insulator (5) is more than 0 °.
2. thunder resisting equipment according to claim 1, which is characterized in that second supporting insulator (5) is equipped with exhausted successively
Edge ontology (51) and flexible connector.
3. thunder resisting equipment according to claim 2, which is characterized in that the flexible connector is damper (52).
4. thunder resisting equipment according to claim 3, which is characterized in that the damper (52) is spring-damper.
5. thunder resisting equipment according to claim 3, which is characterized in that the axis of the insulator body (51) and the resistance
The axis collinear of Buddhist nun's device (52).
6. according to claim 3-5 any one of them thunder resisting equipments, which is characterized in that the insulator body (51) and described
Damper is connected through a screw thread between (52).
7. according to claim 1-5 any one of them thunder resisting equipments, which is characterized in that further include the connection set on junction
Part, the arrester (1), first supporting insulator (4) and second supporting insulator (5) respectively with the connector
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810259759.XA CN108462140A (en) | 2018-03-27 | 2018-03-27 | A kind of thunder resisting equipment of transmission line of electricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810259759.XA CN108462140A (en) | 2018-03-27 | 2018-03-27 | A kind of thunder resisting equipment of transmission line of electricity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108462140A true CN108462140A (en) | 2018-08-28 |
Family
ID=63236972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810259759.XA Pending CN108462140A (en) | 2018-03-27 | 2018-03-27 | A kind of thunder resisting equipment of transmission line of electricity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108462140A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112670929A (en) * | 2020-11-30 | 2021-04-16 | 国网河北省电力有限公司经济技术研究院 | Windage yaw prevention insulator structure |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1104637A (en) * | 1978-02-03 | 1981-07-07 | Energie Froide International S.A. | Lightning arrester for aerial electric power lines |
| JPS63298926A (en) * | 1987-05-28 | 1988-12-06 | Ngk Insulators Ltd | Installing structure of lightning insulator |
| TWM293514U (en) * | 2006-01-23 | 2006-07-01 | E & Y Electric Co Ltd | Lightning protector for protecting power circuits |
| CN201222389Y (en) * | 2008-06-27 | 2009-04-15 | 太原市力德实业有限公司 | Electric iron 27.5KV detachable type composite material zinc oxide lightning arrester |
| CN102509592A (en) * | 2011-11-23 | 2012-06-20 | 三峡大学 | Damping insulator for transmission conductor |
| CN203631220U (en) * | 2013-12-24 | 2014-06-04 | 中国西电电气股份有限公司 | Lightning arrester with disconnector |
| CN104392811A (en) * | 2014-11-28 | 2015-03-04 | 哈尔滨朗昇电气股份有限公司 | Gapless line type metal oxide lightning protection device and method for transmission lines |
| KR101537085B1 (en) * | 2015-02-27 | 2015-07-17 | 제룡산업 주식회사 | Bracket connecting tool of lightning arrester for a power-transmission line |
| CN105896451A (en) * | 2016-05-04 | 2016-08-24 | 国网天津市电力公司 | Dual-electrode mutual-pull lightning-stroke trip limiter capable of reducing electric potential gradient |
| JP2016189237A (en) * | 2015-03-30 | 2016-11-04 | 日本碍子株式会社 | Insulator set with lightning arrester |
| CN106555501A (en) * | 2016-09-26 | 2017-04-05 | 安徽华电工程咨询设计有限公司 | A kind of cat-head transmission tower suitable for single time overhead transmission line cable T joint |
| CN107134715A (en) * | 2017-05-10 | 2017-09-05 | 国家电网公司 | A kind of electric transmission line lightning arrester device and installation method |
| CN208062763U (en) * | 2018-03-27 | 2018-11-06 | 国网冀北电力有限公司承德供电公司 | A kind of thunder resisting equipment of transmission line of electricity |
-
2018
- 2018-03-27 CN CN201810259759.XA patent/CN108462140A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1104637A (en) * | 1978-02-03 | 1981-07-07 | Energie Froide International S.A. | Lightning arrester for aerial electric power lines |
| JPS63298926A (en) * | 1987-05-28 | 1988-12-06 | Ngk Insulators Ltd | Installing structure of lightning insulator |
| TWM293514U (en) * | 2006-01-23 | 2006-07-01 | E & Y Electric Co Ltd | Lightning protector for protecting power circuits |
| CN201222389Y (en) * | 2008-06-27 | 2009-04-15 | 太原市力德实业有限公司 | Electric iron 27.5KV detachable type composite material zinc oxide lightning arrester |
| CN102509592A (en) * | 2011-11-23 | 2012-06-20 | 三峡大学 | Damping insulator for transmission conductor |
| CN203631220U (en) * | 2013-12-24 | 2014-06-04 | 中国西电电气股份有限公司 | Lightning arrester with disconnector |
| CN104392811A (en) * | 2014-11-28 | 2015-03-04 | 哈尔滨朗昇电气股份有限公司 | Gapless line type metal oxide lightning protection device and method for transmission lines |
| KR101537085B1 (en) * | 2015-02-27 | 2015-07-17 | 제룡산업 주식회사 | Bracket connecting tool of lightning arrester for a power-transmission line |
| JP2016189237A (en) * | 2015-03-30 | 2016-11-04 | 日本碍子株式会社 | Insulator set with lightning arrester |
| CN105896451A (en) * | 2016-05-04 | 2016-08-24 | 国网天津市电力公司 | Dual-electrode mutual-pull lightning-stroke trip limiter capable of reducing electric potential gradient |
| CN106555501A (en) * | 2016-09-26 | 2017-04-05 | 安徽华电工程咨询设计有限公司 | A kind of cat-head transmission tower suitable for single time overhead transmission line cable T joint |
| CN107134715A (en) * | 2017-05-10 | 2017-09-05 | 国家电网公司 | A kind of electric transmission line lightning arrester device and installation method |
| CN208062763U (en) * | 2018-03-27 | 2018-11-06 | 国网冀北电力有限公司承德供电公司 | A kind of thunder resisting equipment of transmission line of electricity |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112670929A (en) * | 2020-11-30 | 2021-04-16 | 国网河北省电力有限公司经济技术研究院 | Windage yaw prevention insulator structure |
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