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CN201904169U - 800 KV composite bushing - Google Patents

800 KV composite bushing Download PDF

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Publication number
CN201904169U
CN201904169U CN2010205945870U CN201020594587U CN201904169U CN 201904169 U CN201904169 U CN 201904169U CN 2010205945870 U CN2010205945870 U CN 2010205945870U CN 201020594587 U CN201020594587 U CN 201020594587U CN 201904169 U CN201904169 U CN 201904169U
Authority
CN
China
Prior art keywords
insulator
support
conducting rod
bushing
flange
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 - Fee Related
Application number
CN2010205945870U
Other languages
Chinese (zh)
Inventor
孙永恒
张铎
孟维东
曹斌
戴通令
魏俊梅
刘吉成
张�浩
刘波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HIGH-PRESSURE SWITCH Co Ltd NHVS GROUP
Original Assignee
HIGH-PRESSURE SWITCH Co Ltd NHVS GROUP
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HIGH-PRESSURE SWITCH Co Ltd NHVS GROUP filed Critical HIGH-PRESSURE SWITCH Co Ltd NHVS GROUP
Priority to CN2010205945870U priority Critical patent/CN201904169U/en
Application granted granted Critical
Publication of CN201904169U publication Critical patent/CN201904169U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a 800 KV composite bushing, which is characterized in that an inner shield device is arranged in the cavity of a hollow composite insulator, and the lower part of the hollow composite insulator is provided with a support bus; the hollow composite insulator consists of an insulator with an upper flange and a lower flange; a middle shielding cover and a grounded shielding cover are arranged at the outer side of a conducting rod in the inner shield device, and the lower part of the conducting rod is provided with a support insulator; the support bus comprises a support jar, a guiding piece, butt-joint contacts, a support conductor, the shielding cover, the support insulator, a support, the flanges, a jar body and an explosion-protection device, wherein the guiding piece is connected with the conducting rod, and the two sides of the guiding piece are provided with the butt-joint contacts. The 800 KV composite bushing has the advantages that the anti-explosion property, the insulativity and the mechanics property are excellent, the insulator is not easy to be damaged in installation, double shield of a middle electric potential and a ground electric potential is additionally arranged, and therefore, the distribution of the external electric field of the bushing is improved, and the external insulating ability of the bushing is enhanced.

Description

The 800kV composite bushing
Technical field
The utility model relates to the electric equipment technical field of superhigh pressure, particularly a kind of 800kV composite bushing.
Background technology
Sleeve pipe is mainly used in drawing of outdoor three-phase alternating current 50HZ high-tension power transmission and transformation equipment turnover line, or being connected of high-tension power transmission and transformation equipment and overhead transmission line, the conducting electric current, realize the transition of galvanic circle between gas-insulated medium and air insulation medium, the sleeve pipe that uses exists easily aging at present, explosion-proof and poor mechanical property, the shortcoming of insulator cracky in the installation.
Summary of the invention
The purpose of this utility model provides a kind of 800kV of being applicable to electrical network, explosion-proof, insulating properties, the good 800kV composite bushing of mechanical property.
The utility model is to realize like this, it comprises pressure ring, hollow combined insulator, internal screening device, support bus, upper flange, lower flange, insulator, conducting rod, middle radome, ground shield, supporting insulator, support jar, guide, butt contact, supportive conductors, radome, supporting insulator, support, flange, tank body and explosion-protection equipment, it is characterized in that in the hollow combined insulator chamber, being provided with internal screening device, be provided with the support bus in the bottom of hollow combined insulator, hollow combined insulator is made of the insulator of band upper flange and lower flange, internal screening device is that the arranged outside at conducting rod has middle radome, ground shield, bottom at conducting rod is provided with supporting insulator, support bus and comprise the support jar, guide, butt contact, supportive conductors, radome and supporting insulator, support, flange, tank body and explosion-protection equipment, guide is connected with conducting rod, is provided with butt contact in the guide both sides.
The utility model has the advantages that explosion-proof, insulating properties, mechanical property are good, insulator cracky not in the installation; Set up intermediate potential and earthing potential dual shield, improved the sleeve pipe distribution of external electric field, strengthened the external insulation ability of sleeve pipe.
Description of drawings
Below in conjunction with accompanying drawing the utility model is done further description;
Fig. 1 is the structural representation of 800kV composite bushing,
Fig. 2 is the structural representation of hollow combined insulator,
Fig. 3 is the structural representation of internal screening device
Fig. 4 is the structural representation that supports bus.
Embodiment
Shown in Fig. 1-4, this 800kV composite bushing comprises pressure ring 1, hollow combined insulator 2, internal screening device 3, support bus 4, upper flange 5, lower flange 6, insulator 7, conducting rod 8, middle radome 9, ground shield 10, supporting insulator 11, support jar 12, guide 13, butt contact 14, supportive conductors 15, radome 16, supporting insulator 17, support 18, flange 19, tank body 20 and explosion-protection equipment 21, in hollow combined insulator 2 chambeies, be provided with internal screening device 3, be provided with support bus 4 in the bottom of hollow combined insulator 2, hollow combined insulator 2 is made of the insulator 7 of band upper flange 5 and lower flange 6, internal screening device 3 is radomes 9 in the arranged outside of conducting rod 8 has, ground shield 10, be provided with supporting insulator 11 in the bottom of conducting rod 8, support bus 4 and comprise support jar 12, guide 13, butt contact 14, supportive conductors 15, radome 16 and supporting insulator 17, support, flange 19, tank body 20 and explosion-protection equipment 21, guide 13 is connected with conducting rod 8, is provided with butt contact 14 in guide 13 both sides.

Claims (1)

1. 800kV composite bushing, it comprises pressure ring, hollow combined insulator, internal screening device, support bus, upper flange, lower flange, insulator, conducting rod, middle radome, ground shield, supporting insulator, support jar, guide, butt contact, supportive conductors, radome, supporting insulator, support, flange, tank body and explosion-protection equipment, it is characterized in that in the hollow combined insulator chamber, being provided with internal screening device, be provided with the support bus in the bottom of hollow combined insulator, hollow combined insulator is made of the insulator of band upper flange and lower flange, internal screening device is that the arranged outside at conducting rod has middle radome, ground shield, bottom at conducting rod is provided with supporting insulator, support bus and comprise the support jar, guide, butt contact, supportive conductors, radome and supporting insulator, support, flange, tank body and explosion-protection equipment, guide is connected with conducting rod, is provided with butt contact in the guide both sides.
CN2010205945870U 2010-11-08 2010-11-08 800 KV composite bushing Expired - Fee Related CN201904169U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205945870U CN201904169U (en) 2010-11-08 2010-11-08 800 KV composite bushing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010205945870U CN201904169U (en) 2010-11-08 2010-11-08 800 KV composite bushing

Publications (1)

Publication Number Publication Date
CN201904169U true CN201904169U (en) 2011-07-20

Family

ID=44274762

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010205945870U Expired - Fee Related CN201904169U (en) 2010-11-08 2010-11-08 800 KV composite bushing

Country Status (1)

Country Link
CN (1) CN201904169U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106128659A (en) * 2016-08-15 2016-11-16 江苏智达高压电气有限公司 A kind of extra-high voltage electroceramics external insulation outlet sleeve
CN106159845A (en) * 2016-08-15 2016-11-23 江苏智达高压电气有限公司 A kind of extra-high voltage SF6 gas-insulated wall bushing

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106128659A (en) * 2016-08-15 2016-11-16 江苏智达高压电气有限公司 A kind of extra-high voltage electroceramics external insulation outlet sleeve
CN106159845A (en) * 2016-08-15 2016-11-23 江苏智达高压电气有限公司 A kind of extra-high voltage SF6 gas-insulated wall bushing
CN106159845B (en) * 2016-08-15 2018-01-26 江苏智达高压电气有限公司 A kind of extra-high voltage SF6 gas-insulated wall bushings
CN106128659B (en) * 2016-08-15 2018-07-13 江苏智达高压电气有限公司 A kind of extra-high voltage electroceramics external insulation outlet sleeve

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110720

Termination date: 20111108