CN202275675U - Tank-type lightning arrester used for electric power system - Google Patents
Tank-type lightning arrester used for electric power system Download PDFInfo
- Publication number
- CN202275675U CN202275675U CN2011202531789U CN201120253178U CN202275675U CN 202275675 U CN202275675 U CN 202275675U CN 2011202531789 U CN2011202531789 U CN 2011202531789U CN 201120253178 U CN201120253178 U CN 201120253178U CN 202275675 U CN202275675 U CN 202275675U
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- CN
- China
- Prior art keywords
- valve block
- block group
- lightning arrester
- pressing plate
- power system
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a tank-type lightning arrester used for an electric power system, which comprises a cylindrical housing and a valve plate group disposed inside the housing; a disc-type insulator is sealedly disposed at an opening at the upper end of the housing; a conductor is disposed inside an inner hole of the insulator; a conducting rod is fixed in the conductor and is electrically connected with the valve plate group; four insulating rods are disposed at the periphery of the valve plate group and are used for clamping the valve plate group; the insulating rods are sleeved with a pressure plate which is located above the valve plate group and is electrically connected with the valve plate group; a conductive device is fixed on the pressure plate and is electrically connected with the conducting rod; the conductive device is a contact seat which is disposed inside the top end of the pressure plate, comprises a spring button contact, and matches the conducting rod in an insertion manner; a compression spring is mounted between the pressure plate and the valve plate group, is abutted against the pressure plate and the valve plate group, is used for applying downward compacting force to the valve plate group, and has conduction performance. The compression spring of the lightning arrester is disposed between the pressure plate and the valve plate group, and is inserted in the contact seat through the conducting rod so as to realize the electrical connection of the conductor with the pressure plate; the structure is simple, and the assembling is convenient.
Description
Technical field
The utility model relates to and is used for the matched pot type lightning arrester of Cubicle Gas-Insulated Switchgear in a kind of electric power system, belongs to the high-voltage switch gear technical field.
Background technology
In the electric power system, like the gas-insulated switchgear in being installed on power plant or transformer station, lightning arrester is arranged to protect electric equipment (for example switchgear or transformer) to prevent abnormal voltage.
Chinese patent CN201274203Y discloses a kind of sulphur hexafluoride pot type gapless metal-oxide lighting arrester; This lightning arrester comprises the tubular structure metal shell of both ends open up and down; The lower ending opening place sealing and fixing of housing has bottom; Being positioned at the housing internal fixation on the bottom has the valve block group that is made up of one group of layered distribution and the valve block that joins successively up and down, and the bounded of valve block group is provided with four insulating bars that are used for clamping valve block group.The open upper end place of housing is fixed with disk insulator, and this insulator is through being formed in the centre with the filled cast cured explosive of epoxy resin by the electric conductor that copper, aluminium conducting rod constitute, and the lower end of electric conductor is fixed with conducting rod.The top that is positioned at the valve block group on the said insulating bar is arranged with and is used for the pressing plate that is electrically connected with the valve block group; Pressing plate has the insertion end that is used to insert conducting rod; Electric conductor is electrically connected with the valve block group through conducting rod and the pressing plate that cooperates with the conducting rod inserting, in addition, and for each valve block that guarantees the valve block group fully contacts; Be arranged with spring on the insertion end of pressing plate, thereby rely on conducting rod compression spring compression pressing plate that the valve block group is applied downward thrust.This lightning arrester is contained in spring housing on the pressing plate, in when assembling, thereby need the insertion end that conducting rod is inserted in pressing plate be joined with spring; And in order to guarantee that conducting rod can be enclosed within on the pressing plate smoothly; Also be fixed with the guiding that guide housing is used for conducting rod on the pressing plate, complex structure, and also assembling is also inconvenient.
The utility model content
The purpose of the utility model provides a kind of pot type lightning arrester simple in structure and easy to assembly.
The utility model adopts following technical scheme: a kind of pot type lightning arrester that is used for electric power system; Comprise tubular shell with in be located at the valve block group in the housing; The open upper end place sealing of housing is provided with disk insulator; Be provided with electric conductor in the endoporus of insulator; The electric conductor internal fixation has the conducting rod that is electrically connected with said valve block group; The periphery of said valve block group circumferentially is arranged with four insulating bars that are used for clamping valve block group along the valve block group, and the top that is positioned at the valve block group on the insulating bar is arranged with the pressing plate that is electrically connected with the valve block group, is fixed with the electric installation that is electrically connected with said conducting rod on the pressing plate; Said electric installation is that the inside that is located at the pressing plate top end has contact base spring touch finger and that cooperate with said conducting rod inserting, is top-loaded with the compression spring with electric conductivity that is used for the valve block group is applied downward thrust between said pressing plate and the valve block group.
Be fixed with the tubular structure spring base with electric conductivity that two openings are oppositely arranged on the lower surface of said pressing plate and on the upper surface of valve block group respectively, said compression spring top is contained between two spring bases.
Also be connected with the water conservancy diversion copper sheet of the through-current capability that is used to guarantee pressing plate and valve block group between said two spring bases.
Be arranged with the upper end on the said valve block group and be fixed on the grading shield of the Electric Field Distribution that is used for even valve block Potential distribution and said insulating bar of the lower end of said contact base, said compression spring is positioned at grading shield.
Said electric conductor is the contact base with conducting ring that is located in the insulator.
The upper end of said housing is removably fixed with the tubular structure protective cover of lower ending opening, and said electric conductor is positioned at protective cover.
Adopt the lightning arrester of said structure; The upper end of pressing plate is fixed with the contact base that inside has spring touch finger, and is top-loaded with the compression spring between pressing plate and the valve block group, through the compression spring each valve block of valve block group is applied downward thrust each valve block is fully contacted; The compression spring of this lightning arrester is arranged between pressing plate and the valve block group; And be inserted in the contact base through conducting rod and realize being electrically connected of electric conductor and pressing plate, simple in structure, and easy to assembly.
Description of drawings
Fig. 1 is the structural representation of the utility model;
Fig. 2 is the core sketch map of the utility model;
Fig. 3 is the valve block group clamp position sketch map of the utility model.
Embodiment
Shown in Fig. 1-3; A kind of pot type lightning arrester of the utility model; Comprise the up and down metal shell 4 of the tubular structure of both ends open, there is bottom 16 at the lower ending opening place of housing 4 through bolt, is positioned at housing 4 on the bottom 16 and is equipped with the valve block group that is made up of one group of layered distribution and the valve block 5 that joins successively up and down; Valve block 5 adopts zinc oxide material and is the cheese structure; In order to guarantee the stable of valve block group, be fixed with four insulating bars 6 on the bottom 16 along the circumferential periphery that distribute and that be located in the valve block group of valve block group, rely on the clamping of four insulated bars 6 to guarantee the stable of valve block group.The open upper end place of said housing 4 is fixed with disk insulator 3; Be sealed and installed with electric conductor 2 in the endoporus of insulator 3; Electric conductor 2 is inner contact base with conducting ring 8, and the lower end of electric conductor 2 offers screwed hole, and the screwed hole internal fixation has the conducting rod 9 of upper end and screwed hole threaded engagement.The top that is positioned at the valve block group on the said insulating bar 6 is arranged with the pressing plate 17 with electric conductivity; The upper end of pressing plate 17 is fixed with and is used for the electric installation that is electrically connected with the valve block group; This electric installation is inner contact base 10 with spring touch finger 11, realizes being electrically connected of electric conductors 2 and contact base 10 in the contact base 10 through the lower end of conducting rod 9 is inserted, and is top-loaded with between pressing plate 17 and the valve block group and compresses spring 19; Relying on pressing plate 17 to make 19 pairs of valve block groups of compression spring apply downward active force fully contacts each valve block 5; Because the upper end of four insulated bars 6 exceeds the valve block group, therefore, compression spring 19 just in time is arranged in the space that four insulated bars 6 surround.In the present embodiment, electric conductor 2, conducting rod 9, pressing plate 17, spring 19 and valve block group are electrically connected the connection that has realized whole loop successively, and in addition, in order to guarantee the sealing of housing 4, said bottom 16, insulator 3 are equipped with sealing ring with housing 4 joints.
Be fixed with the tubular structure spring base 18 that two openings are oppositely arranged on the lower surface of said pressing plate 17 and on the upper surface of valve block group respectively; Said compression spring 19 tops are contained between two spring bases 18; In addition; In order to guarantee the conduction through-current capability of pressing plate 17 and valve block group, also be connected with water conservancy diversion copper sheet 20 between two spring bases 18.
Be arranged with the grading shield 12 of tubular structure at the upper end of valve block group; Grading shield 12 is through being bolted to the lower end of contact base 10; This grading shield 12 is used for the Potential distribution of even valve block 5 and the Electric Field Distribution of insulating bar 6, and said compression spring 19 is positioned at grading shield.
There is downward opening tubular structure protective cover 1 upper end of said housing 4 through bolt, through protective cover 1 electric conductor 2 is located to be used for the utility model in the protective cover 1 at transportation protection electric conductor 2, during use, protective cover 1 is removed.
The utility model environment use out of doors separately also can be used with Cubicle Gas-Insulated Switchgear, realizes the route protection of switching devices.
Claims (6)
1. pot type lightning arrester that is used for electric power system; Comprise tubular shell with in be located at the valve block group in the housing; The open upper end place sealing of housing is provided with disk insulator; Be provided with electric conductor in the endoporus of insulator, the electric conductor internal fixation has the conducting rod that is electrically connected with said valve block group, and the periphery of said valve block group circumferentially is arranged with four insulating bars that are used for clamping valve block group along the valve block group; The top that is positioned at the valve block group on the insulating bar is arranged with the pressing plate that is electrically connected with the valve block group; Be fixed with the electric installation that is electrically connected with said conducting rod on the pressing plate, it is characterized in that: said electric installation is that the inside that is located at the pressing plate top end has contact base spring touch finger and that cooperate with said conducting rod inserting, is top-loaded with the compression spring with electric conductivity that is used for the valve block group is applied downward thrust between said pressing plate and the valve block group.
2. the pot type lightning arrester that is used for electric power system according to claim 1; It is characterized in that: be fixed with the tubular structure spring base with electric conductivity that two openings are oppositely arranged on the lower surface of said pressing plate and on the upper surface of valve block group respectively, said compression spring top is contained between two spring bases.
3. the pot type lightning arrester that is used for electric power system according to claim 2 is characterized in that: the water conservancy diversion copper sheet that also is connected with the through-current capability that is used to guarantee pressing plate and valve block group between said two spring bases.
4. the pot type lightning arrester that is used for electric power system according to claim 1; It is characterized in that: be arranged with the grading shield of the Electric Field Distribution that is used for even valve block Potential distribution and said insulating bar that the upper end is fixed on the lower end of said contact base on the said valve block group, said compression spring is positioned at grading shield.
5. the pot type lightning arrester that is used for electric power system according to claim 1 is characterized in that: said electric conductor is the contact base with conducting ring that is located in the insulator.
6. according to any described pot type lightning arrester that is used for electric power system of claim 1-5, it is characterized in that: the upper end of said housing is removably fixed with the tubular structure protective cover of lower ending opening, and said electric conductor is positioned at protective cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202531789U CN202275675U (en) | 2011-07-18 | 2011-07-18 | Tank-type lightning arrester used for electric power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202531789U CN202275675U (en) | 2011-07-18 | 2011-07-18 | Tank-type lightning arrester used for electric power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202275675U true CN202275675U (en) | 2012-06-13 |
Family
ID=46196019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202531789U Expired - Lifetime CN202275675U (en) | 2011-07-18 | 2011-07-18 | Tank-type lightning arrester used for electric power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202275675U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104766682A (en) * | 2014-11-17 | 2015-07-08 | 平高集团有限公司 | High voltage damping resistor and high voltage transmission system using the resistor |
| CN107103974A (en) * | 2017-06-08 | 2017-08-29 | 宁波市镇海国创高压电器有限公司 | A kind of core body of GIS tank-type lightning arresters |
| CN109215908A (en) * | 2017-06-30 | 2019-01-15 | 河南平高通用电气有限公司 | A kind of arrester and its core and core upper press cover |
| CN109215907A (en) * | 2017-06-30 | 2019-01-15 | 河南平高通用电气有限公司 | Tank-type lightning arrester |
-
2011
- 2011-07-18 CN CN2011202531789U patent/CN202275675U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104766682A (en) * | 2014-11-17 | 2015-07-08 | 平高集团有限公司 | High voltage damping resistor and high voltage transmission system using the resistor |
| CN107103974A (en) * | 2017-06-08 | 2017-08-29 | 宁波市镇海国创高压电器有限公司 | A kind of core body of GIS tank-type lightning arresters |
| CN107103974B (en) * | 2017-06-08 | 2022-08-23 | 宁波市镇海国创高压电器有限公司 | Core body of GIS tank-type lightning arrester |
| CN109215908A (en) * | 2017-06-30 | 2019-01-15 | 河南平高通用电气有限公司 | A kind of arrester and its core and core upper press cover |
| CN109215907A (en) * | 2017-06-30 | 2019-01-15 | 河南平高通用电气有限公司 | Tank-type lightning arrester |
| CN109215908B (en) * | 2017-06-30 | 2021-08-20 | 河南平高通用电气有限公司 | Lightning arrester and core and upper gland of core thereof |
| CN109215907B (en) * | 2017-06-30 | 2021-12-03 | 河南平高通用电气有限公司 | Can-type lightning arrester |
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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: PINGGAO ELECTRIC CO., LTD., HENAN Free format text: FORMER OWNER: PINGGAO GROUP CO., LTD. Effective date: 20131210 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131210 Address after: South East of Pingdingshan city in Henan province 467001 No. 22 Patentee after: Pinggao Electric Co., Ltd., Henan Address before: South East of Pingdingshan city in Henan province 467001 No. 22 Patentee before: Pinggao Group Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120613 |
|
| CX01 | Expiry of patent term |