CN205724746U - A kind of gas-insulating type wall bushing for extra-high voltage direct-current engineering - Google Patents
A kind of gas-insulating type wall bushing for extra-high voltage direct-current engineering Download PDFInfo
- Publication number
- CN205724746U CN205724746U CN201620334608.2U CN201620334608U CN205724746U CN 205724746 U CN205724746 U CN 205724746U CN 201620334608 U CN201620334608 U CN 201620334608U CN 205724746 U CN205724746 U CN 205724746U
- Authority
- CN
- China
- Prior art keywords
- insulating type
- gas
- sleeve pipe
- extra
- high voltage
- 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.)
- Active
Links
Landscapes
- Insulators (AREA)
Abstract
The utility model discloses a kind of gas-insulating type wall bushing for extra-high voltage direct-current engineering, including through walls and cross gas-insulating type pipeline, the indoor-side gas-insulating type sleeve pipe being connected with one end of gas-insulating type pipeline, the outdoor side gas-insulating type sleeve pipe being connected with the other end of gas-insulating type pipeline, and the shading ring of both sides cannula tip.During installation, indoor-side gas-insulating type sleeve pipe and outdoor side gas-insulating type sleeve pipe are all by the flange two ends being arranged on gas-insulating type pipeline perpendicular to the ground.This mounting means reduces the requirement to inside pipe casing center conductor mechanical strength, therefore without using supports insulative on the center conductor of gas-insulating type pipe interior.This utility model can promote the overall mechanical properties of extra-high voltage gas-insulating type wall bushing, solves current inside pipe casing commonly used supports insulative thus the potential safety hazard brought under the conditions of longtime running.
Description
Technical field:
This utility model relates to a kind of wall bushing, particularly to a kind of gas for extra-high voltage direct-current engineering
Insulation wall bushing.
Background technology:
The extra-high voltage commonly used level of gas-insulating type wall bushing or oblique angle mounting means at present.These are installed
The overall mechanical properties of sleeve pipe is required higher by mode.Meanwhile, in order to reduce scratching of inside pipe casing center conductor
Degree deformation, it usually needs install some supports insulative.But supports insulative introduced is in longtime running condition
Under may be due to surface charge accumulation generation flashover fault, properly functioning to sleeve body and relevant device
Bring the biggest potential safety hazard.
Utility model content:
The purpose of this utility model is to solve the problem that existing design exists, it is provided that a kind of for extra-high
The gas-insulating type wall bushing of pressure DC engineering.
For reaching above-mentioned purpose, this utility model adopts the following technical scheme that realization:
A kind of gas-insulating type wall bushing for extra-high voltage direct-current engineering, including through walls and cross gas exhausted
Edge formula pipeline, the indoor-side gas-insulating type sleeve pipe being connected with one end of gas-insulating type pipeline, with gas
The outdoor side gas-insulating type sleeve pipe that the other end of insulation pipeline is connected, and the screen of both sides cannula tip
Cover ring.
This utility model is further improved by, indoor-side gas-insulating type sleeve pipe and outdoor side gas-insulated
Formula sleeve pipe is all by the flange two ends being arranged on gas-insulating type pipeline perpendicular to the ground, both sides cannula tip screen
The quantity covering ring can determine in conjunction with the connection of sleeve pipe with current conversion station equipment.
This utility model is further improved by, indoor-side gas-insulating type sleeve pipe, gas-insulating type pipeline
And it is provided with center conductor in the cavity of outdoor side gas-insulating type sleeve pipe composition.
This utility model is further improved by, indoor-side gas-insulating type sleeve pipe and outdoor side gas-insulated
The inside of formula sleeve pipe is respectively arranged with cartridge type metallic shield electrode.
This utility model is further improved by, indoor-side gas-insulating type sleeve pipe and outdoor side gas-insulated
The external insulation of formula sleeve pipe is hollow combined insulator.
This utility model is further improved by, and cartridge type metallic shield electrode includes floating potential electrode and connects
Ground electrode, ground electrode and Flange joint, the two ends of floating potential electrode are fixed by some epoxy insulation rods
On ground electrode.
Relative to prior art, the utility model has the advantage of: indoor-side gas-insulating type sleeve pipe and open air
Side gas-insulating type sleeve pipe installation perpendicular to the ground, decreases the deformation of inside pipe casing cartridge type metallic shield electrode,
Improve the overall mechanical properties of extra-high voltage gas-insulating type wall bushing；Internal naked supports, and evades
Edge flashing accident, improves the electrical safety reliability of sleeve pipe.
Accompanying drawing illustrates:
Fig. 1 is extra-high voltage gas-insulating type wall bushing structural representation.
Fig. 2 is extra-high voltage gas-insulating type wall bushing section of structure.
Fig. 3 is the internal cartridge type metallic shield electrode structure schematic diagram of extra-high voltage gas-insulating type wall bushing.
In figure: 1-1-indoor-side gas-insulating type sleeve pipe, side, 1-2-open air gas-insulating type sleeve pipe, 1-3-gas
Insulation pipeline, 1-4-wall, 1-5-shading ring, 2-1-center conductor, 2-2-cartridge type metallic shield electrode, 3-1-
Floating potential electrode, 3-2-ground electrode, 3-3-hollow combined insulator, 3-4-epoxy insulation rod.
Detailed description of the invention:
Below in conjunction with accompanying drawing, this utility model is made further instructions.
As shown in Figures 1 to 3, a kind of gas-insulating type for extra-high voltage direct-current engineering of this utility model is through walls
Sleeve pipe, including through walls and cross gas-insulating type pipeline 1-3, be connected with one end of gas-insulating type pipeline 1-3
Logical indoor-side gas-insulating type sleeve pipe 1-1, the open air being connected with the other end of gas-insulating type pipeline 1-3
Side gas-insulating type sleeve pipe 1-2, and the shading ring 1-5 of both sides cannula tip.
Wherein, indoor-side gas-insulating type sleeve pipe 1-1, gas-insulating type pipeline 1-3 and family outer side gas are exhausted
It is provided with center conductor 2-1 in the cavity of edge formula sleeve pipe 1-2 composition.Indoor-side gas-insulating type sleeve pipe 1-1 and
The inside of outdoor side gas-insulating type sleeve pipe 1-2 is respectively arranged with cartridge type metallic shield electrode 2-2, in uniform,
External electric field；Cartridge type metallic shield electrode 2-2 includes an a floating potential electrode 3-1 and ground electrode 3-2,
Wherein, ground electrode 3-2 and Flange joint, the two ends of floating potential electrode 3-1 are by some epoxy insulations rod
3-4 is fixed on ground electrode.Indoor-side gas-insulating type sleeve pipe 1-1 and outdoor side gas-insulating type sleeve pipe 1-2
External insulation be hollow combined insulator 3-3.
During installation, indoor-side gas-insulating type sleeve pipe 1-1 and outdoor side gas-insulating type sleeve pipe 1-2 all passes through method
The blue two ends being arranged on gas-insulating type pipeline 2-1 perpendicular to the ground.Gas-insulated pipeline 2-1 passes and fixes
On wall 1-4.Without using supports insulative on center conductor 2-1 within gas-insulated pipeline 2-1.
Claims (6)
1. the gas-insulating type wall bushing for extra-high voltage direct-current engineering, it is characterized in that, the gas-insulating type pipeline (1-3) crossed including (1-4) through walls, indoor-side gas-insulating type sleeve pipe (1-1) being connected with one end of gas-insulating type pipeline (1-3), outdoor side gas-insulating type sleeve pipe (1-2) being connected with the other end of gas-insulating type pipeline (1-3), and the shading ring (1-5) of both sides cannula tip.
A kind of gas-insulating type wall bushing for extra-high voltage direct-current engineering the most according to claim 1, it is characterized in that, indoor-side gas-insulating type sleeve pipe (1-1) and outdoor side gas-insulating type sleeve pipe (1-2) are all by the flange two ends being arranged on gas-insulating type pipeline (1-3) perpendicular to the ground.
A kind of gas-insulating type wall bushing for extra-high voltage direct-current engineering the most according to claim 1, it is characterized in that, in the cavity that indoor-side gas-insulating type sleeve pipe (1-1), gas-insulating type pipeline (1-3) and outdoor side gas-insulating type sleeve pipe (1-2) form, be provided with center conductor (2-1).
A kind of gas-insulating type wall bushing for extra-high voltage direct-current engineering the most according to claim 3, it is characterized in that, the inside of indoor-side gas-insulating type sleeve pipe (1-1) and outdoor side gas-insulating type sleeve pipe (1-2) is respectively arranged with cartridge type metallic shield electrode (2-2).
A kind of gas-insulating type wall bushing for extra-high voltage direct-current engineering the most according to claim 4, it is characterized in that, the external insulation of indoor-side gas-insulating type sleeve pipe (1-1) and outdoor side gas-insulating type sleeve pipe (1-2) is hollow combined insulator (3-3).
A kind of gas-insulating type wall bushing for extra-high voltage direct-current engineering the most according to claim 4, it is characterized in that, metallic shield cartridge type electrode (2-2) includes floating potential electrode (3-1) and ground electrode (3-2), ground electrode (3-2) and Flange joint, the two ends of floating potential electrode (3-1) are fixed on ground electrode (3-2) by some epoxy insulations rod (3-4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620334608.2U CN205724746U (en) | 2016-04-20 | 2016-04-20 | A kind of gas-insulating type wall bushing for extra-high voltage direct-current engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620334608.2U CN205724746U (en) | 2016-04-20 | 2016-04-20 | A kind of gas-insulating type wall bushing for extra-high voltage direct-current engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205724746U true CN205724746U (en) | 2016-11-23 |
Family
ID=57297772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620334608.2U Active CN205724746U (en) | 2016-04-20 | 2016-04-20 | A kind of gas-insulating type wall bushing for extra-high voltage direct-current engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205724746U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107039935A (en) * | 2017-04-19 | 2017-08-11 | 天津沃尔法电力设备有限公司 | A kind of super-pressure and extra-high voltage resistance-type direct-current wall bushing |
| CN108321741A (en) * | 2018-02-08 | 2018-07-24 | 西安交通大学 | Ultra-high/extra-high voltage gas-insulated wall bushing center current－carrying conductor stay bolt structure and ultra-high/extra-high voltage gas-insulated wall bushing |
| CN109524218A (en) * | 2019-01-09 | 2019-03-26 | 西安交通大学 | A kind of explosion-proof casing of ultra-high/extra-high voltage gas-insulated transformer class with buffer air chamber |
| CN109559879A (en) * | 2019-01-09 | 2019-04-02 | 西安交通大学 | A kind of ultra-high/extra-high voltage gas-insulated transformer class casing with explosion-proof disaster mitigation function |
| CN110492411A (en) * | 2019-07-12 | 2019-11-22 | 北方工业大学 | A kind of wall bushing mounting structure and installation method |
| CN114825226A (en) * | 2022-06-07 | 2022-07-29 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Wall bushing structure of direct current valve hall |
-
2016
- 2016-04-20 CN CN201620334608.2U patent/CN205724746U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107039935A (en) * | 2017-04-19 | 2017-08-11 | 天津沃尔法电力设备有限公司 | A kind of super-pressure and extra-high voltage resistance-type direct-current wall bushing |
| CN107039935B (en) * | 2017-04-19 | 2018-11-13 | 天津沃尔法电力设备有限公司 | A kind of super-pressure and extra-high voltage resistance-type direct-current wall bushing |
| CN108321741A (en) * | 2018-02-08 | 2018-07-24 | 西安交通大学 | Ultra-high/extra-high voltage gas-insulated wall bushing center current－carrying conductor stay bolt structure and ultra-high/extra-high voltage gas-insulated wall bushing |
| CN109524218A (en) * | 2019-01-09 | 2019-03-26 | 西安交通大学 | A kind of explosion-proof casing of ultra-high/extra-high voltage gas-insulated transformer class with buffer air chamber |
| CN109559879A (en) * | 2019-01-09 | 2019-04-02 | 西安交通大学 | A kind of ultra-high/extra-high voltage gas-insulated transformer class casing with explosion-proof disaster mitigation function |
| CN109559879B (en) * | 2019-01-09 | 2024-08-16 | 西安交通大学 | Gas-insulated transformer sleeve with explosion-proof disaster-reducing function |
| CN110492411A (en) * | 2019-07-12 | 2019-11-22 | 北方工业大学 | A kind of wall bushing mounting structure and installation method |
| CN114825226A (en) * | 2022-06-07 | 2022-07-29 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | Wall bushing structure of direct current valve hall |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205724746U (en) | A kind of gas-insulating type wall bushing for extra-high voltage direct-current engineering | |
| CN202978201U (en) | Intelligent high-voltage cable joint of built-in partial discharge sensor | |
| CN106099794A (en) | A kind of ultrahigh voltage direct current wall bushing | |
| CN105067976A (en) | Cable GIS terminal integral prefabricated AC withstand voltage testing device | |
| CN106099660A (en) | A kind of GIS device detachable bus structure | |
| CN204376358U (en) | 500kV twisted polyethylene cable accessory structure | |
| CN1649037A (en) | Capacity voltage equalizing dry insulation bus and terminal connection protector | |
| CN103413636B (en) | A kind of extra-high voltage direct-current post composite insulator being configured with inner shield electrode | |
| CN204720940U (en) | A kind of elbow cable joint | |
| CN106054044A (en) | Insulation test device for gas filled tank | |
| CN205355729U (en) | Wall bushing with shielding structure | |
| CN203616435U (en) | On-site 220V SF6 gas test device | |
| CN203103897U (en) | Cold shrink intermediate connector | |
| CN106159845A (en) | A kind of extra-high voltage SF6 gas-insulated wall bushing | |
| CN106128659B (en) | A kind of extra-high voltage electroceramics external insulation outlet sleeve | |
| CN210325487U (en) | High-voltage bushing for oil-immersed transformer | |
| CN202127229U (en) | Cable joint | |
| CN203386543U (en) | Extra-high-voltage direct-current pillar composite insulator provided with internal shield electrodes | |
| CN204045809U (en) | A kind of jockey | |
| CN202749204U (en) | Shrapnel type extractor device of high-voltage bushing end screen | |
| CN203658490U (en) | Vehicle-borne GIS type testing transformer and standard voltage transformer assembly | |
| CN208433724U (en) | Fixed sealing type wall bushing | |
| CN202434976U (en) | Top mounting type wall feed-through sleeve | |
| CN207268981U (en) | A kind of new structure gas-insulated transformer casing | |
| CN206060107U (en) | A kind of extra-high voltage SF6 gas-insulated wall bushing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |