CN108550445A - A kind of electrification shows support insulator and switchgear - Google Patents
A kind of electrification shows support insulator and switchgear Download PDFInfo
- Publication number
- CN108550445A CN108550445A CN201810433786.4A CN201810433786A CN108550445A CN 108550445 A CN108550445 A CN 108550445A CN 201810433786 A CN201810433786 A CN 201810433786A CN 108550445 A CN108550445 A CN 108550445A
- Authority
- CN
- China
- Prior art keywords
- insulator
- electrification
- hole
- bus bar
- support insulator
- 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.)
- Granted
Links
- 239000012212 insulator Substances 0.000 title claims abstract description 104
- 230000002708 enhancing effect Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000009466 transformation Effects 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/20—Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulators (AREA)
- Patch Boards (AREA)
Abstract
The present invention relates to a kind of electrifications to show support insulator and switchgear.Switchgear includes cabinet, electrification is installed in the cabinet and shows support insulator, the electrification is shown is equipped with bus bar on support insulator, the electrification shows that support insulator includes insulator, it is equipped with the through hole through insulator in the insulator, the capacitance core being electrically connected with display unit for realizing bus bar is equipped in the through hole.Electrification shows the through hole having in support insulator through two fixing ends of insulator, capacitance core for bus bar and display unit to be connected is installed in through hole, in the fixing end hookup wire nose and connection display unit of insulator, avoid the secondary connection in the side wall surface of insulator, solve the problems, such as that insulator secondary connection is inconvenient, the applicability that electrification shows support insulator is enhanced, to enhance switchgear safety in utilization.
Description
Technical field
The present invention relates to a kind of electrifications to show support insulator and switchgear.
Background technology
With the development of national economy, electricity needs constantly increases, and switchgear is in the power generation of electric system, distribution, power transmission
Application in system is more and more extensive.In order to avoid operating personnel in electrification personal injury and equipment caused by maloperation
Damage, configuration charged display device seems particularly necessary in switchgear.Charged display device is that one kind being directly installed on high pressure
On power transmission and distribution facility, it can intuitively show whether high pressure power transmission and distribution facility carries the indicative safety device of working voltage.Work as height
When power transmission and distribution facility being pressed to carry working voltage, the display window of electrification display flashes, to warn people's high pressure power transmission and distribution
Facility charges, then without display when no electricity.
40.5KV switchgears belong to service tank type, include that compartments, the pillars such as bus-bar room, cable vault and breaker chamber are exhausted in cabinet
Edge plays supporting bus row in bus-bar room.It is that observation passes through bus-bar room size of current, need to just uses electrification display insulation
Electric signal is passed to the electric signal display unit of exterior insulator by son.Such electrification in the prior art shows post insulator
Son, as shown in Figure 1 to Figure 3, including insulator 1 and the capacitance core that is arranged in insulator 1, the peripheral surface of the insulator 1
It is equipped with full skirt 2, the both ends of the battery core are connected separately with conductive insert, and conductive insert is respectively used to and bus bar and insulator
The display unit connection in 1 outside, the side wall of insulator 1 are equipped with the terminals 3 being connected to conductive insert.The electrification shows pillar
Insulator bus bar electric signal can be passed to outside display unit, but due in switchgear structure closely, phase
Space is very narrow between the side wall of adjacent insulator, and not enough spaces use tool hookup wire nose, and secondary connection is extremely not
Just.Therefore, which shows that support insulator is difficult to be suitable in switchgear.
Invention content
The purpose of the present invention is to provide a kind of electrifications to show support insulator, it is intended to solve existing electrification and show that pillar is exhausted
The problem of edge secondary connection inconvenience；The present invention also aims to provide a kind of above-mentioned electrification of installation to show support insulator
Switchgear.
To achieve the above object, electrification of the invention shows that the technical solution of support insulator is：
A kind of electrification shows that support insulator includes insulator, and the insulator is equipped with the cabinet for being fixedly connected with cabinet
Fixing end and bus bar fixing end for being connect with bus bar are equipped with running through through two fixing ends in the insulator
Hole, the through hole is interior to be equipped with the capacitance core being electrically connected with display unit for realizing bus bar.
Advantage is：Electrification shows the through hole having in support insulator through two fixing ends of insulator,
Capacitance core for bus bar and display unit to be connected is installed, in the fixing end hookup wire nose of insulator and connection in through hole
Display unit avoids the secondary connection in the side wall surface of insulator, solves the problems, such as that insulator secondary connection is inconvenient, enhancing
Electrification shows the applicability of support insulator.
Specifically, the cabinet fixing end is equipped with the flaring for hookup wire nose at the edge of through hole.It can be arranged
Flaring in hookup wire nose and carry out secondary connection, facilitate secondary connection.
When flaring is arranged on insulator, the capacitance core includes capacitance and the conductive insert for being connected to capacitance both ends,
The conductive insert extends to end along through hole and is respectively used to connect with bus bar and display unit.The setting of capacitance both ends is conductive
On the one hand inserts enhances fixing intensity of the capacitance core in through hole, on the other hand contribute to connect.
Conductive insert is further limited, the end of the conductive insert for being connect with bus bar, which is equipped with, to be used for and bus bar
The connecting screw hole or connection bolt of connection.Contribute to the bonding strength of enhancing bus bar and insulator.
A variety of improvement can also be carried out for above-mentioned multiple technologies scheme：
The first is improved, and the cabinet fixing end is equipped with around through the circumferentially disposed multiple fixing threaded holes of axially bored line or fixed spiral shell
Bolt.When installing insulator, circumferentially disposed fixing threaded hole or fixing bolt can find suitable installation site by rotation, significantly
Enhance the convenience of connection.
Second improvement, the insulator peripheral surface be equipped with multiple full skirts, two neighboring full skirt differ in size and phase
Full skirts is equal in magnitude on the outside of two in adjacent three full skirts.Help to increase creepage distance.
For being further improved for above-mentioned full skirt, each full skirt axial direction both ends are about full skirt radially along place plane pair
Claim.Symmetrically arranged full skirt helps to further increase the creepage distance of full skirt.
The technical solution of switchgear of the present invention is：
A kind of switchgear includes cabinet, and electrification is equipped in the cabinet and shows that support insulator, the electrification display pillar are exhausted
Bus bar is installed, the electrification shows that support insulator includes insulator, is equipped with through insulation in the insulator on edge
The through hole of body, the through hole is interior to be equipped with the capacitance core being electrically connected with display unit for realizing bus bar.
Advantage is：Electrification shows the through hole having in support insulator through two fixing ends of insulator,
Capacitance core for bus bar and display unit to be connected is installed, in the fixing end hookup wire nose of insulator and connection in through hole
Display unit avoids the secondary connection in the side wall surface of insulator, solves the problems, such as that insulator secondary connection is inconvenient, enhancing
Electrification shows the applicability of support insulator, to enhancing switchgear safety in utilization.
Specifically, the cabinet fixing end is equipped with the flaring for hookup wire nose at the edge of through hole.It can be arranged
Flaring in hookup wire nose and carry out secondary connection, facilitate secondary connection.
When flaring is arranged on insulator, the capacitance core includes capacitance and the conductive insert for being connected to capacitance both ends,
The conductive insert extends to end along through hole and is connect respectively with bus bar and display unit.Conductive insert is arranged in capacitance both ends
On the one hand fixing intensity of the capacitance core in through hole is enhanced, on the other hand contributes to connect.
Conductive insert is further limited, the end of the conductive insert for being connect with bus bar is equipped with to be connect with bus bar
Connecting screw hole or connection bolt.Contribute to the bonding strength of enhancing bus bar and insulator.
A variety of improvement can also be carried out for above-mentioned multiple technologies scheme：
The first is improved, and the cabinet fixing end is equipped with around through the circumferentially disposed multiple fixing threaded holes of axially bored line or fixed spiral shell
Bolt.When installing insulator, circumferentially disposed fixing threaded hole or fixing bolt can find suitable installation site by rotation, significantly
Enhance the convenience of connection.
Second improvement, the insulator peripheral surface be equipped with multiple full skirts, two neighboring full skirt differ in size and phase
Full skirts is equal in magnitude on the outside of two in adjacent three full skirts.Help to increase creepage distance.
For being further improved for above-mentioned full skirt, each full skirt axial direction both ends are about full skirt radially along place plane pair
Claim.Symmetrically arranged full skirt helps to further increase the creepage distance of full skirt.
Description of the drawings
Fig. 1 is the structural schematic diagram that electrification in the prior art shows support insulator；
Fig. 2 is the side view of the electrification display support insulator in Fig. 1；
Fig. 3 is the enlarged drawing at the A in Fig. 2；
Fig. 4 is that the electrification of the embodiment of the switchgear of the present invention shows the structural schematic diagram of support insulator；
Fig. 5 is the side view of the electrification display support insulator in Fig. 4；
Fig. 6 is enlarged drawing at the C in Fig. 4；
Fig. 7 is enlarged drawing at the B in Fig. 4；
Fig. 8 is that the electrification in Fig. 4 shows that support insulator installs view；
In attached drawing：1, insulator；2, full skirt；3, terminals；4, the first inserts；5, full skirt；6, capacitance；7, the second inserts；8, expand
Mouthful；9, fixing threaded hole；10, insulator；11, bus bar；12, mounting rail.
Specific implementation mode
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment of the switchgear of the present invention, as shown in Fig. 4 to Fig. 8, including cabinet, cabinet include mounting rail, cabinet
Show that support insulator is equipped with bus bar 11 by electrification in vivo, electrification shows that support insulator deviates from and connect with bus bar 11
One end be fixed on mounting rail 12.It should be noted that the switchgear in the present embodiment is 40.5KV switchgears.
Electrification shows that support insulator includes insulator 10, and insulator 10 is column structure, the upper end of column insulator 10
For bus bar fixing end, lower end is mounting rail fixing end.Have in insulator 10 and is fixed with mounting rail through bus bar fixing end
The through hole at end, capacitance core is equipped in through hole, and capacitance core includes the capacitance 6 being located in the middle part of through hole and is connected to capacitance
First inserts 4 and the second inserts 7 at 6 both ends, it is to be understood that the first inserts 4 and the second inserts 7 are inlaid in through hole
It is interior.Wherein, the first inserts 4 extends to the bus bar fixing end of insulator 10 along through hole, and the second inserts 7 is extended to along through hole
The mounting rail fixing end of insulator 10.First inserts 4, which deviates from the end being connect with capacitance 6, has the connecting screw hole radially extended,
The purpose for designing the fixing threaded hole is for the ease of being electrically connected with bus bar 11, certainly, in other embodiments by connecting screw hole
It is designed to that connection bolt is also readily comprehensible for those skilled in the art.Second inserts 7 deviates from the one end being connect with capacitance 6
There is 8 design of flaring with the mounting rail fixing end of insulator 10, the flaring 8 in the present embodiment is square opening, and the diameter of square opening is big
In the diameter of the second inserts 7, the purpose designed in this way is the bonding strength for the ease of hookup wire nose enhancing and display unit.
Two fixing ends of the insulator 10 in the present embodiment are located at same axis, it is to be understood that in other implementations
In example, two fixing ends of insulator 10 in a certain angle are also that will be readily understood that for those skilled in the art, also
It is to say, electrification shows that support insulator can L-shaped or other structures form.
Insulator 10 has with 12 fixed end of mounting rail around multiple fixing threaded holes 9 through axially bored line circumferentially,
And multiple screw hole indexing are uniformly distributed on insulator.Certainly, in other embodiments, fixing threaded hole be substituted for fixing bolt for
Those skilled in the art are also readily comprehensible.The purpose designed in this way is in order to which electrification can be made to show support insulator not
It is equidirectional it is upper can be installed by rotation transformation difference fixing threaded hole 9, avoid because mounting rail 12 because trepanning complexity due to lead
Electrification is caused to show that the case where support insulator can not be installed occurs.
In addition, having multiple full skirts 5, the size of two neighboring full skirt 5 on the peripheral surface of insulator 10 in the present embodiment
Difference, and two outside full skirts 5 in adjacent three full skirts 5 is equal in magnitude.5 axial both ends of each full skirt are about 5 diameter of full skirt
Plane where to most outer is symmetrical.The purpose designed in this way is increased to increase the creepage distance that electrification shows support insulator
Strong electrification shows the insulation performance of support insulator.Furthermore, it is necessary to illustrate, the insulator 10 in the present embodiment uses ring
Oxygen resin is integrally poured into a mould.
The electrification of the present invention shows that the specific embodiment of support insulator is shown with the electrification in above-mentioned switchgear embodiment
The structure of support insulator is identical, repeats no more.
Claims (10)
1. a kind of electrification shows support insulator, including insulator, the insulator is equipped with for being fixedly connected with cabinet
Cabinet fixing end and bus bar fixing end for being connect with bus bar, it is characterised in that：It is equipped with and runs through in the insulator
The through hole of two fixing ends, the through hole is interior to be equipped with the capacitance core being electrically connected with display unit for realizing bus bar.
2. electrification according to claim 1 shows support insulator, it is characterised in that：The cabinet fixing end is in through hole
Edge be equipped with for hookup wire nose flaring.
3. electrification according to claim 2 shows support insulator, it is characterised in that：The capacitance core include capacitance and
It is connected to the conductive insert at capacitance both ends, the conductive insert extends to end along through hole and is respectively used to and bus bar and display
Unit connects.
4. electrification according to claim 3 shows support insulator, it is characterised in that：Conduction for being connect with bus bar
The end of inserts is equipped with connecting screw hole or connection bolt for being connect with bus bar.
5. being charged according to claim 1 ~ 4 any one of them and showing support insulator, it is characterised in that：The cabinet fixing end
It is equipped with around through axially bored line circumferentially disposed multiple fixing threaded holes or fixing bolt.
6. being charged according to claim 1 ~ 4 any one of them and showing support insulator, it is characterised in that：The insulator periphery
Face is equipped with multiple full skirts, two neighboring full skirt differ in size and the size phase of two in adjacent three full skirts outside full skirts
Deng.
7. wanting the electrification described in 6 to show support insulator according to right, it is characterised in that：Each full skirt axial direction both ends are about full skirt
Radially along place, plane is symmetrical.
8. a kind of switchgear, including cabinet, electrification is installed in the cabinet and shows support insulator, the electrification display pillar
Bus bar is installed on insulator, it is characterised in that：The electrification shows that support insulator includes insulator, in the insulator
Equipped with the through hole through insulator, the capacitance being electrically connected with display unit for realizing bus bar is equipped in the through hole
Core.
9. switchgear according to claim 8, it is characterised in that：The cabinet fixing end is equipped at the edge of through hole and uses
In the flaring of hookup wire nose.
10. switchgear according to claim 9, it is characterised in that：The capacitance core includes capacitance and is connected to capacitance
The conductive insert at both ends, the conductive insert extend to end along through hole and are connect respectively with bus bar and display unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810433786.4A CN108550445B (en) | 2018-05-08 | 2018-05-08 | Live display post insulator and switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810433786.4A CN108550445B (en) | 2018-05-08 | 2018-05-08 | Live display post insulator and switch cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108550445A true CN108550445A (en) | 2018-09-18 |
| CN108550445B CN108550445B (en) | 2023-11-21 |
Family
ID=63513672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810433786.4A Active CN108550445B (en) | 2018-05-08 | 2018-05-08 | Live display post insulator and switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108550445B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504559A (en) * | 2019-08-28 | 2019-11-26 | 臧龙 | A kind of power bus-bar |
| CN114582576A (en) * | 2022-03-09 | 2022-06-03 | 南方电网调峰调频发电有限公司 | Moving insulator, preparation method thereof and switch comprising moving insulator |
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|---|---|---|---|---|
| JPH09219911A (en) * | 1996-02-15 | 1997-08-19 | Nissin Electric Co Ltd | Current detecting electrode for gas-insulated equipment, and gas-insulated equipment fitted with current detecting electrode |
| JPH10188699A (en) * | 1996-12-26 | 1998-07-21 | Nissin Electric Co Ltd | Insulator contamination monitoring device |
| CN2388605Y (en) * | 1999-06-17 | 2000-07-19 | 杨汝达 | Induction high-voltage potential indicator |
| JP2005341414A (en) * | 2004-05-28 | 2005-12-08 | Orion Denki Kk | Lead line insulator and electronic equipment equipped with it |
| CN201237615Y (en) * | 2008-08-11 | 2009-05-13 | 余永松 | Sensor for high-voltage live display device |
| CN205303090U (en) * | 2016-01-15 | 2016-06-08 | 国网山东省电力公司青岛供电公司 | Show insulator with electricity |
| CN205944750U (en) * | 2016-08-20 | 2017-02-08 | 嘉兴市正辉电力设备有限公司 | Promote cabinet |
| CN206804718U (en) * | 2017-06-05 | 2017-12-26 | 山东帅信电气有限公司 | Solid compound inslation shield type voltage transformer based on coaxial capacitance |
| CN208256385U (en) * | 2018-05-08 | 2018-12-18 | 河南森源电气股份有限公司 | Electrification display support insulator and switchgear |
-
2018
- 2018-05-08 CN CN201810433786.4A patent/CN108550445B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09219911A (en) * | 1996-02-15 | 1997-08-19 | Nissin Electric Co Ltd | Current detecting electrode for gas-insulated equipment, and gas-insulated equipment fitted with current detecting electrode |
| JPH10188699A (en) * | 1996-12-26 | 1998-07-21 | Nissin Electric Co Ltd | Insulator contamination monitoring device |
| CN2388605Y (en) * | 1999-06-17 | 2000-07-19 | 杨汝达 | Induction high-voltage potential indicator |
| JP2005341414A (en) * | 2004-05-28 | 2005-12-08 | Orion Denki Kk | Lead line insulator and electronic equipment equipped with it |
| CN201237615Y (en) * | 2008-08-11 | 2009-05-13 | 余永松 | Sensor for high-voltage live display device |
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| CN206804718U (en) * | 2017-06-05 | 2017-12-26 | 山东帅信电气有限公司 | Solid compound inslation shield type voltage transformer based on coaxial capacitance |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110504559A (en) * | 2019-08-28 | 2019-11-26 | 臧龙 | A kind of power bus-bar |
| CN110504559B (en) * | 2019-08-28 | 2020-11-20 | 苏州市启华机电设备有限公司 | Electric power busbar |
| CN114582576A (en) * | 2022-03-09 | 2022-06-03 | 南方电网调峰调频发电有限公司 | Moving insulator, preparation method thereof and switch comprising moving insulator |
| CN114582576B (en) * | 2022-03-09 | 2024-01-19 | 南方电网调峰调频发电有限公司 | Motion insulator, preparation method thereof and switch comprising motion insulator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108550445B (en) | 2023-11-21 |
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