CN201868299U - Outdoor AC high-voltage isolating switch - Google Patents

Outdoor AC high-voltage isolating switch Download PDF

Info

Publication number
CN201868299U
CN201868299U CN2010206358205U CN201020635820U CN201868299U CN 201868299 U CN201868299 U CN 201868299U CN 2010206358205 U CN2010206358205 U CN 2010206358205U CN 201020635820 U CN201020635820 U CN 201020635820U CN 201868299 U CN201868299 U CN 201868299U
Authority
CN
China
Prior art keywords
isolating switch
switch
outdoor
post
pole
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
CN2010206358205U
Other languages
Chinese (zh)
Inventor
梁霄
胡生旺
白志国
张道俊
李新卫
王凯鹏
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.)
CHUANTIE ELECTRIC (TIANJIN) GROUP Co Ltd
Original Assignee
CHUANTIE ELECTRIC (TIANJIN) GROUP Co Ltd
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 CHUANTIE ELECTRIC (TIANJIN) GROUP Co Ltd filed Critical CHUANTIE ELECTRIC (TIANJIN) GROUP Co Ltd
Priority to CN2010206358205U priority Critical patent/CN201868299U/en
Application granted granted Critical
Publication of CN201868299U publication Critical patent/CN201868299U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Abstract

The utility model provides an outdoor AC high-voltage isolating switch. The isolating switch comprises a switch base frame, wherein bearing supports are arranged at both ends of the switch base frame respectively, post insulators are fixed on the bearing supports respectively, conductive knife switches are installed at the upper parts of the two post insulators, and horizontal pull rods are installed at the lower parts between the two post insulators in a staggered manner to form a single-pole isolating switch; and the single-pole isolating switch is driven by operating the bearing supports on the switch base frame, and when a rotating shaft of the post insulator on one side of the bearing support clockwise rotates for 90 degrees, the horizontal pull rods between the two post insulators drive the post insulator on the other side of the bearing support to anticlockwise rotate for 90 degrees, and a conductive switch is opened or closed. The utility model has the benefits that the isolating switch adopts the outdoor three-phase alternating AC high-voltage electrical apparatus (50Hz), provides the high-voltage lines to be switched under pressure without load, realizes the safe electric isolation to the maintained high-voltage bus, the circuit breaker and other devices, ensures the normal power supply and avoids an accident. Therefore, the isolating switch has the advantages of simple structure, convenience in adjustment, reliable operation, smooth action and the like.

Description

The outdoor AC high-voltage isolating switch
Technical field
The utility model relates to a kind of outdoor AC high-voltage isolating switch that is applicable to the railway electrification traction substation.
Background technology
126kV outdoor AC high-voltage isolating switch is the necessary product of railway electrification traction substation, and it is bearing operating normal power supply of railway locomotive and the power failure Quarantine Tasks when breaking down, and is one of capital equipment that guarantees the normal operation of railway.China has isolating switch conducting system complex structure, poor reliability, low, maintenance difficult of electric-conductor life-span now.
Summary of the invention
At structural deficiency in the prior art, the purpose of this utility model provides the outdoor AC high-voltage isolating switch, guarantees that electric railway has reliably switching under the non-loaded situation of pressure, and claimed structure is simple, reduces production costs.
For achieving the above object, the technical solution adopted in the utility model provides a kind of outdoor AC high-voltage isolating switch, wherein: this isolating switch includes the switch underframe, bearing spider is equipped with at the two ends of switch underframe respectively, be fixed with post insulator on the bearing spider, the conduction disconnecting link is equipped with on the top of two post insulators, and the bottom dislocation between two post insulators is equipped with girt and is formed single-pole isolator; The transmission of described single-pole isolator is the bearing spider on the console switch underframe, the post insulator rotation axis of a side turns clockwise 90 ° on the bearing spider, the post insulator that girt by two post insulator intercolumniations drives opposite side is to being rotated counterclockwise 90 °, and the conduction disconnecting link separately or closed.
Effect of the present utility model is that this isolating switch is a three-phase alternating current 50Hz outdoor high-voltage electric equipment, switch having to press under the non-loaded situation for high-tension line, and, guarantee normal power supply to realized the electrical isolation of safety by the high voltage bus that overhauled, circuit breaker etc., avoid accident to take place.Have simple in structure, easy to adjust, advantages such as operation is reliable, stable action.
Description of drawings
Fig. 1 is the three-dimensional axonometric drawing of isolating switch of the present utility model;
Fig. 2 is a conduction disconnecting link structural front view of the present utility model;
Fig. 3 is a conduction disconnecting link structure of the present utility model vertical view when closing a floodgate.
Among the figure:
1, switch underframe 2, post insulator 3, conduction disconnecting link 4, bearing spider
5, girt 6, interpolar girt 7, outlet cap 8, go out irdome
9, be flexible coupling 10, protective cover
Embodiment
Reaching embodiment in conjunction with the accompanying drawings is illustrated outdoor AC high-voltage isolating switch structure of the present utility model.
GW4-126 outdoor AC high-voltage isolating switch is a three-phase alternating current 50HZ outdoor high-voltage electrical equipment, supplies high-tension line to switch under no current-carrying situation and the high voltage bus to being overhauled, and circuit breaker etc. are realized the electrical isolation of safety.
Outdoor AC high-voltage isolating switch of the present utility model, this isolating switch includes switch underframe 1, bearing spider 4 is equipped with at the two ends of switch underframe 1 respectively, be fixed with post insulator 2 on the bearing spider 4, the bottom dislocation that be equipped with between conduction disconnecting link 3, two post insulators 2 on the top of two post insulators 2 is equipped with girt 5 and is formed single-pole isolator; The transmission of described single-pole isolator is the bearing spider 4 on the console switch underframe 1, post insulator 2 rotation axiss of a side turn clockwise 90 ° on the bearing spider 4, the post insulator 2 that girt 5 by two post insulators, 2 intercolumniations drives opposite sides is to being rotated counterclockwise 90 °, and conduction disconnecting link 3 separately or closed.
With the described single-pole isolator of spline structure is parallel three to consist of three-pole isolator, be connected with the bearing spider 4 of single-pole isolator by girt 6 between the single-pole isolator, operate the bearing spider 4 on the switch underframe 1 of arbitrary single-pole isolator, girt 6 drives in addition two single-pole isolators and does and be synchronized with the movement.
As shown in Figure 1, operate the bearing spider 4 on the switch underframe 1 of arbitrary single-pole isolator, make post insulator 2 rotation axiss of a side on the bearing spider 4 turn clockwise 90 °, the post insulator 2 that girt 5 by intercolumniation drives opposite sides is to being rotated counterclockwise 90 °, makes conduction disconnecting link 3 separately or closed.Girt 6 is connected with the bearing spider 4 of three single-pole isolators between single-pole isolator, and alternate girt 6 other the two poles of the earth isolating switches of drive are done and are synchronized with the movement.
Shown in Fig. 2,3, the conduction disconnecting link 3 be flexible coupling 9 in going out irdome 8, go out outlet cap 7 is housed on the irdome 8, outlet cap 7 has dustproof, rainproof function.The contact engagement top of conduction disconnecting link 3 has protective cover 10, protective cover 10 to have dustproof, rainproof function.
The key issue of development GW4-126 outdoor AC high-voltage isolating switch is how to make main electric-conductor farthest have the dustproof and rainproof function on the basis that guarantees the isolating switch quality, and guarantee the quality of main electric-conductor, thereby accomplish the freedom from repairs of product integral body from technology and technology.
Form structure in conjunction with domestic and international GW4-126 outdoor AC high-voltage isolating switch, analyze its operation principle and technologic advance, life-span and the requirement of reliable conduction in conjunction with GW4-126 outdoor AC high-voltage isolating switch, the emphasis component structural is optimized, manufacture experimently, test, to guarantee its reliability.One will be flexible coupling and 9 be sealed in out in the irdome; Conduction contact part was in the protective cover 10 when its two isolating switch closed a floodgate; Effective like this useful life and reliable conductivity that has improved the isolating switch electric-conductor.

Claims (2)

1. outdoor AC high-voltage isolating switch, it is characterized in that: this isolating switch includes switch underframe (1), bearing spider (4) is equipped with at the two ends of switch underframe (1) respectively, be fixed with post insulator (2) on the bearing spider (4), conduction disconnecting link (3) is equipped with on the top of two post insulators (2), and the bottom dislocation between two post insulators (2) is equipped with girt (5) and is formed single-pole isolator; The transmission of described single-pole isolator is the bearing spider (4) on the console switch underframe (1), post insulator (2) rotation axis of the last side of bearing spider (4) turns clockwise 90 °, the post insulator (2) that girt (5) by two post insulators (2) intercolumniation drives opposite side is to being rotated counterclockwise 90 °, and conduction disconnecting link (3) separately or closed.
2. outdoor AC high-voltage isolating switch according to claim 1, it is characterized in that: with the described single-pole isolator of spline structure is parallel three to consist of three-pole isolator, be connected with the bearing spider (4) of single-pole isolator by girt (6) between the single-pole isolator, operate the bearing spider (4) on the switch underframe (1) of arbitrary single-pole isolator, girt (6) drives in addition two single-pole isolators and does and be synchronized with the movement.
CN2010206358205U 2010-12-01 2010-12-01 Outdoor AC high-voltage isolating switch Expired - Fee Related CN201868299U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010206358205U CN201868299U (en) 2010-12-01 2010-12-01 Outdoor AC high-voltage isolating switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010206358205U CN201868299U (en) 2010-12-01 2010-12-01 Outdoor AC high-voltage isolating switch

Publications (1)

Publication Number Publication Date
CN201868299U true CN201868299U (en) 2011-06-15

Family

ID=44139447

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010206358205U Expired - Fee Related CN201868299U (en) 2010-12-01 2010-12-01 Outdoor AC high-voltage isolating switch

Country Status (1)

Country Link
CN (1) CN201868299U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103077848A (en) * 2013-01-29 2013-05-01 合保电气(芜湖)有限公司 Three-phase load switch
CN103123873A (en) * 2013-01-29 2013-05-29 合保电气(芜湖)有限公司 Bypass disconnector
CN104701061A (en) * 2015-04-06 2015-06-10 铁岭市世纪电力设备有限公司 Outdoor AC high-voltage isolator
CN104733213A (en) * 2015-04-06 2015-06-24 铁岭市世纪电力设备有限公司 Outdoor alternating-current high-voltage isolating switch
CN105470059A (en) * 2015-11-14 2016-04-06 彭伟成 Power electrical circuit breaker
CN112750646A (en) * 2020-12-28 2021-05-04 川铁电气(天津)股份有限公司 Novel high-voltage isolating switch for railway

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103077848A (en) * 2013-01-29 2013-05-01 合保电气(芜湖)有限公司 Three-phase load switch
CN103123873A (en) * 2013-01-29 2013-05-29 合保电气(芜湖)有限公司 Bypass disconnector
CN103077848B (en) * 2013-01-29 2015-06-17 合保电气(芜湖)有限公司 Three-phase load switch
CN104701061A (en) * 2015-04-06 2015-06-10 铁岭市世纪电力设备有限公司 Outdoor AC high-voltage isolator
CN104733213A (en) * 2015-04-06 2015-06-24 铁岭市世纪电力设备有限公司 Outdoor alternating-current high-voltage isolating switch
CN105470059A (en) * 2015-11-14 2016-04-06 彭伟成 Power electrical circuit breaker
CN112750646A (en) * 2020-12-28 2021-05-04 川铁电气(天津)股份有限公司 Novel high-voltage isolating switch for railway

Similar Documents

Publication Publication Date Title
CN201868299U (en) Outdoor AC high-voltage isolating switch
CN201893269U (en) High-voltage disconnector contact component
CN202230940U (en) Vertical isolating vacuum breaker
CN202855605U (en) Three-column horizontal double-fracture turnover-type outdoor high-voltage alternating-current disconnector
CN201142295Y (en) Miniature rotary isolation switch
CN202307657U (en) 126 kV outdoor AC high-voltage isolation switch
CN201918299U (en) Permanent magnetic mechanism with isolated distribution-network automation switch
CN201956257U (en) Outdoor alternating-current high-voltage disconnecting switch
CN201134380Y (en) Three-station switch of 72.5 KV
CN201966089U (en) Spring-mechanism-operated networking automation switch with isolation switch
CN101866773A (en) Three-post horizontally turning type extra-high voltage series compensation parallel-connection isolation switch
CN204480950U (en) A kind of outdoor AC high-voltage isolating switch
CN101320649B (en) 35kV outdoor AC isolation switch
CN201576603U (en) Dual-pole horizontal rotary type outdoor three-phase high-voltage alternating current isolating switch
CN206225875U (en) A kind of solid insulated switchgear
CN204102777U (en) A kind of outdoor high-voltage heavy current disconnecting switches device
CN201570420U (en) Indoor high-voltage three-position disconnecting switch
CN201638735U (en) Single-pole vertical-fracture telescopic outdoor high-voltage alternating-current isolating switch
CN201210461Y (en) 35kV outdoor AC high isolating switch
CN203481116U (en) Three-station insulating switch
CN203119374U (en) Miniaturized split solid insulation ring main unit
CN2629197Y (en) 12KV outdoor AC isolating swtich and grounding swtich
CN201638731U (en) Telescopic outdoor high-voltage alternate-current isolating switch with dual-column horizontal fracture
CN204966364U (en) Direct current 1500V isolator in cabinet
CN201392762Y (en) Ground switch

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract

Assignee: Sideihua Electrical (Tianjin) Co.,Ltd.

Assignor: Chuantie Electric (Tianjin) Group Co., Ltd.

Contract record no.: 2013120000050

Denomination of utility model: Electric connecting mechanism for outdoor alternating-current high-voltage disconnector

Granted publication date: 20110615

License type: Exclusive License

Record date: 20130912

LICC Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110615

Termination date: 20161201

CF01 Termination of patent right due to non-payment of annual fee