CN202453457U - Withstand voltage tool for 550kV disc insulator - Google Patents
Withstand voltage tool for 550kV disc insulator Download PDFInfo
- Publication number
- CN202453457U CN202453457U CN201220040796XU CN201220040796U CN202453457U CN 202453457 U CN202453457 U CN 202453457U CN 201220040796X U CN201220040796X U CN 201220040796XU CN 201220040796 U CN201220040796 U CN 201220040796U CN 202453457 U CN202453457 U CN 202453457U
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- tank body
- disc insulator
- radome
- withstand voltage
- disc
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Abstract
The utility model relates to the technical field of withstand voltage tools for gas insulated switchgears (GIS), in particular to a withstand voltage tool for a 550kV disc insulator. The withstand voltage tool comprises a tank body, a sleeve assembly, a conductive block, a shielding case, a conductive spring and the like, wherein the tank body consists of two cylinders with different diameters, namely a transition tank body and a shell, which are arranged at an interval; the internal diameter of the transition tank body is matched with the external diameter of each tested disc insulator; the edges of the disc insulators are connected with the transition tank body through bolts; the disc insulators are connected through the conductive spring; the columnar conductive block is arranged outside the rearmost disc insulator; a connecting case is arranged at the lower end of a conductive pull rod in the sleeve assembly; the conductive block is connected with the conductive pull rod through the connecting case; and the shielding case is arranged outside the foremost disc insulator, and is a spherical case body, and a through hole is formed at each of the two ends of the spherical case body. The withstand voltage tool has the characteristics of simple structure, convenience for operation and capability of detecting a plurality of disc insulators at the same time.
Description
Technical field
The utility model relates to the withstand voltage frock technical field of a kind of GIS, the withstand voltage frock of specifically a kind of 550kV disc insulator.
Background technology
The 550kV disc insulator is used insulating part as 550kV GIS, and the reliability that in the 550kV electric power system, insulate is most important.Disc insulator is supporting conductor on the one hand as support member, simultaneously also as the air chamber separator, in GIS, is widely used.
In GIS, because a large amount of uses of disc insulator, and the nargin of disc insulator design is limited; The withstand voltage failure of GIS is normally caused by the insulation breakdown of disc insulator; After Insulation Problems appears in the disc insulator among the GIS, need disintegrate to GIS usually, this has increased workload greatly; Therefore in order to increase the insulating reliability of disc insulator, need carry out resistance test to disc insulator.The present resistance test to disc insulator can only be carried out single, and assembling is complicated, and efficient is extremely low; And because assembling is improper; Possibly also can cause the damage of disc insulator,, design the special-purpose withstand voltage frock of 550kV disc insulator hereby for improving withstand voltage efficient.
Summary of the invention
The utility model provides a kind of simple in structure, easy to operate in order to overcome above-mentioned defective, can detect the withstand voltage frock of 550kV disc insulator of a plurality of disc insulators simultaneously.
The technical scheme that the utility model adopts is: the withstand voltage frock of a kind of 550kV disc insulator comprises the assembling of tank body and sleeve pipe, the joint sleeve assembling of top, tank body rear portion; Also comprise conducting block, radome and power spring; Described tank body is a split-type structural, and tank body is that transition tank body and housing are spaced and form by the cylinder of two kinds of different-diameters, and wherein the external diameter of the internal diameter of transition tank body and tested disc insulator is corresponding; Disc insulator vertically is spaced in tank interior; Its edge is connected with the transition tank body through bolt, passes through the power spring connection between the disc insulator, and the disc insulator arranged outside of rear side has the conducting block of cylindricality; Conduction pull bar lower end in the sleeve pipe assembling is provided with and connects cover; The outside that connects cover is the arc transition shape, and connecting the cover set inside has the through hole that can supply conducting block to pass, and conducting block is connected with the conduction pull bar through connecting cover; The disc insulator arranged outside of front side has radome, and described radome is the spherical cover body of two ends band through hole.
Also be provided with short radome between the described disc insulator; Short radome vertically is provided with and is alms bowl shape, and promptly sidepiece is that plane, edge are the cover body of cambered surface, and short two of radomes are one group; Its cambered surface of short radome of every group is relative, and symmetry be arranged on the power spring both sides.
The utility model is arranged to tank body the split-type structural be made up of the cylinder of two kinds of different-diameters; Wherein the external diameter of the internal diameter of transition tank body and tested disc insulator is corresponding, is convenient to the installation and removal disc insulator like this, and a plurality of disc insulators of resistance test simultaneously; The edge of disc insulator is connected with the transition tank body; Conduct electricity connection through power spring between the disc insulator, the rear side of disc insulator is connected through the conduction pull bar of conducting block with the sleeve pipe assembling, packing density table on the housing outside tank body, between the transition tank body; After the tank body sealing; With charging into SF6 gas in the whole tank body, after SF6 gas is charged to design pressure, applies high voltage and detect.The utlity model has simple in structurely, easy to operate, can detect a plurality of disc insulators, high efficiency simultaneously.
Description of drawings
Fig. 1 is the synoptic diagram of the utility model.
Embodiment
Combine accompanying drawing that the utility model is further described, Fig. 1 is a kind of embodiment of the utility model at present, comprises tank body 1 and sleeve pipe assembling 3, and top, tank body 1 rear portion joint sleeve assembling 3 also comprises conducting block 4, radome 5 and power spring 6 etc.Described tank body 1 is a split-type structural; Tank body 1 is that transition tank body and housing are spaced and form by the cylinder of two kinds of different-diameters; Wherein the external diameter of the internal diameter of transition tank body and tested disc insulator 2 is corresponding; This structure is convenient to installation and removal disc insulator 2, and can carry out resistance test to a plurality of disc insulators 2 simultaneously.Diameter of the housing in the present embodiment is less than the diameter of transition tank body, and in the outside of each housing the sulfur hexafluoride density table has been installed, and is used to monitor the density of SF6 gas.A plurality of disc insulators 2 vertically are spaced in tank body 1 inside, and the edge of disc insulator 2 is connected with the transition tank body through bolt, conduct electricity connection through power spring 6 between the disc insulator 2.Disc insulator 2 arranged outside of rear side have the conducting block 4 of cylindricality; Conduction pull bar 8 lower ends in the sleeve pipe assembling 3 are provided with and connect cover; The outside that connects cover is the arc transition shape of no wedge angle; This structure can balanced electric field, and connecting the cover set inside has the through hole that can supply conducting block 4 to pass, and conducting block 4 realizes that with conduction pull bar 8 conduction is connected after stretching into this through hole.Disc insulator 2 arranged outside of front side have radome 5, and described radome 5 is the spherical cover body of two ends band through hole, and this radome 5 can distribute by uniform electric field, prevents because the inhomogeneous SF6 of the causing gas breakdown of electric field.
In the present embodiment, between disc insulator 2, also be provided with short radome 7, short radome 7 vertically is provided with and is alms bowl shape, and promptly sidepiece is that plane, edge are the cover body of cambered surface, and the plane of short radome 7 sidepieces is provided with the through hole that power spring 6 can be worn.Short 7 two of radomes are one group, and short radome 7 its cambered surfaces of every group are relative, and symmetry be arranged on power spring 6 both sides, short radome 7 covers power spring 6, short radome 7 is used for the uniform electric field distribution.
During use, earlier with the tank body sealing, again with charging into SF6 gas in the whole tank body, be inflated to design pressure after, apply high voltage through the sleeve pipe assembling then and carry out resistance test, after the withstand voltage completion, explain that just disc insulator is all qualified.
The utlity model has simple in structurely, easy to operate, can detect the characteristics of a plurality of disc insulators simultaneously.
Claims (2)
1. the withstand voltage frock of 550kV disc insulator comprises the assembling of tank body and sleeve pipe, the joint sleeve assembling of top, tank body rear portion; It is characterized in that: also comprise conducting block, radome and power spring; Described tank body is a split-type structural, and tank body is that transition tank body and housing are spaced and form by the cylinder of two kinds of different-diameters, and wherein the external diameter of the internal diameter of transition tank body and tested disc insulator is corresponding; Disc insulator vertically is spaced in tank interior; Its edge is connected with the transition tank body through bolt, passes through the power spring connection between the disc insulator, and the disc insulator arranged outside of rear side has the conducting block of cylindricality; Conduction pull bar lower end in the sleeve pipe assembling is provided with and connects cover; The outside that connects cover is the arc transition shape, and connecting the cover set inside has the through hole that can supply conducting block to pass, and conducting block is connected with the conduction pull bar through connecting cover; The disc insulator arranged outside of front side has radome, and described radome is the spherical cover body of two ends band through hole.
2. the withstand voltage frock of 550kV disc insulator according to claim 1; It is characterized in that: also be provided with short radome between the described disc insulator; Short radome vertically is provided with and is alms bowl shape, and promptly sidepiece is that plane, edge are the cover body of cambered surface, and short two of radomes are one group; Its cambered surface of short radome of every group is relative, and symmetry be arranged on the power spring both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220040796XU CN202453457U (en) | 2012-02-09 | 2012-02-09 | Withstand voltage tool for 550kV disc insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220040796XU CN202453457U (en) | 2012-02-09 | 2012-02-09 | Withstand voltage tool for 550kV disc insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202453457U true CN202453457U (en) | 2012-09-26 |
Family
ID=46869312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220040796XU Expired - Fee Related CN202453457U (en) | 2012-02-09 | 2012-02-09 | Withstand voltage tool for 550kV disc insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202453457U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103292962A (en) * | 2013-05-25 | 2013-09-11 | 中发输配电设备（平湖）有限公司 | Three-phase basin-type insulator assembly device |
| CN104020384A (en) * | 2014-06-25 | 2014-09-03 | 中发输配电设备（平湖）有限公司 | Single-phase disc insulator electrical property experiment device |
| CN104020383A (en) * | 2014-06-25 | 2014-09-03 | 中发输配电设备（平湖）有限公司 | Electrical property testing fixture |
| CN104133160B (en) * | 2013-05-17 | 2017-03-01 | 国家电网公司 | Insulating part pressure test frock |
| CN106569100A (en) * | 2016-10-12 | 2017-04-19 | 河南平高通用电气有限公司 | Lightning arrester testing tool |
| CN107991585A (en) * | 2017-10-20 | 2018-05-04 | 河南平高电气股份有限公司 | A kind of disc insulator Withstand test device |
| CN111426917A (en) * | 2020-03-31 | 2020-07-17 | 西安交通大学 | Discharge detection system for multiple insulators |
-
2012
- 2012-02-09 CN CN201220040796XU patent/CN202453457U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104133160B (en) * | 2013-05-17 | 2017-03-01 | 国家电网公司 | Insulating part pressure test frock |
| CN103292962A (en) * | 2013-05-25 | 2013-09-11 | 中发输配电设备（平湖）有限公司 | Three-phase basin-type insulator assembly device |
| CN103292962B (en) * | 2013-05-25 | 2015-10-28 | 中发输配电设备（平湖）有限公司 | Three-phase disc insulator assembly device |
| CN104020384A (en) * | 2014-06-25 | 2014-09-03 | 中发输配电设备（平湖）有限公司 | Single-phase disc insulator electrical property experiment device |
| CN104020383A (en) * | 2014-06-25 | 2014-09-03 | 中发输配电设备（平湖）有限公司 | Electrical property testing fixture |
| CN106569100A (en) * | 2016-10-12 | 2017-04-19 | 河南平高通用电气有限公司 | Lightning arrester testing tool |
| CN107991585A (en) * | 2017-10-20 | 2018-05-04 | 河南平高电气股份有限公司 | A kind of disc insulator Withstand test device |
| CN107991585B (en) * | 2017-10-20 | 2020-07-10 | 河南平高电气股份有限公司 | Basin-type insulator voltage withstand test device |
| CN111426917A (en) * | 2020-03-31 | 2020-07-17 | 西安交通大学 | Discharge detection system for multiple insulators |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANDONG TAIKAI ELECTRIC APPARATUS INSULATION CO., Free format text: FORMER OWNER: SHANDONG TAIKAI HIGH-VOLT SWITCH CO., LTD Effective date: 20140528 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140528 Address after: 271000 South Development Zone, Shandong, Tai'an Patentee after: Shandong Taikai Electric Apparatus Insulation Co., Ltd. Address before: 271000 Tai'an high tech Development Zone, Shandong Patentee before: Shandong Taikai High-volt Switch Co., Ltd |
|
| 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: 20120926 Termination date: 20160209 |