CN204189636U - The syndeton of a kind of miniaturized circuit breaker and isolation knife - Google Patents

The syndeton of a kind of miniaturized circuit breaker and isolation knife Download PDF

Info

Publication number
CN204189636U
CN204189636U CN201420620847.5U CN201420620847U CN204189636U CN 204189636 U CN204189636 U CN 204189636U CN 201420620847 U CN201420620847 U CN 201420620847U CN 204189636 U CN204189636 U CN 204189636U
Authority
CN
China
Prior art keywords
isolation knife
contact
conducting rod
circuit breaker
moving contact
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
CN201420620847.5U
Other languages
Chinese (zh)
Inventor
庄大清
郭卫星
齐广化
吴素珍
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.)
JIANGSU HUAXIA ELECTRIC POWER COMPLETE EQUIPMENT CO Ltd
Original Assignee
JIANGSU HUAXIA ELECTRIC POWER COMPLETE EQUIPMENT 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 JIANGSU HUAXIA ELECTRIC POWER COMPLETE EQUIPMENT CO Ltd filed Critical JIANGSU HUAXIA ELECTRIC POWER COMPLETE EQUIPMENT CO Ltd
Priority to CN201420620847.5U priority Critical patent/CN204189636U/en
Application granted granted Critical
Publication of CN204189636U publication Critical patent/CN204189636U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Abstract

The utility model relates to the syndeton of a kind of miniaturized circuit breaker and isolation knife.The utility model is arranged in insulation booth, and insulation booth one end arranges conducting rod, and the other end arranges fixed contact; The moving contact, the vacuum interrupter that are between conducting rod and fixed contact is provided with in insulation booth; Described fixed contact is clamped by isolation knife setting up and down, and two isolation knife ensure contact by compression spring; Described moving contact to be connected with conducting rod by being flexible coupling, and moving contact is provided with the drive unit driving moving contact axial motion.The utility model 1) isolation knife is directly connected with the fixed contact of circuit breaker, and both form integrative-structure, connecting, therefore comparing traditional structure, reducing syndeton, reducing production cost without the need to re-using independent conductor; 2) the utility model realizes the connection of moving contact and conducting rod by being flexible coupling, and it is separated, contact is reliable.

Description

The syndeton of a kind of miniaturized circuit breaker and isolation knife
Technical field
The utility model relates to miniaturized SF6 insulation demarcation switch cabinet field, the syndeton of especially a kind of miniaturized circuit breaker and isolation knife.
Background technology
Along with socioeconomic development, in occasions such as densely populated area, large industrial enterprise, skyscrapers, because of the factor such as floor space, spatial limitation, need the distribution switchgear selecting volume compact small and exquisite, existing vacuum switch cabinet great majority adopt air insulation, cabinet molded dimension is all larger, general vacuum circuit-breaker and isolating switch are arranged in the different bins in cabinet independently of one another, connect during combination with conductor again, and its volume is large, cost is high, is not suitable for miniaturized switch cubicle.
Utility model content
The purpose of this utility model is the syndeton providing a kind of miniaturized circuit breaker and isolation knife, to ensure the object realizing miniaturized switch cubicle.
The technical solution adopted in the utility model is for this reason: the utility model is arranged in insulation booth (1), and insulation booth (1) one end arranges conducting rod (4), and the other end arranges fixed contact (5); The moving contact (9), the vacuum interrupter (2) that are between conducting rod (4) and fixed contact (5) is provided with in insulation booth (1);
Described fixed contact (5) is clamped by isolation knife (6) setting up and down, and two isolation knife (6) ensure contact by compression spring (7);
Described moving contact (9) is connected with conducting rod (4) by be flexible coupling (8), and moving contact (9) is provided with the drive unit (3) driving moving contact (9) axial motion.
Described isolation knife (6) comprises isolation knife (61) and lower isolation knife (62), upper isolation knife (61) is connected by securing member (10) with lower isolation knife (62), securing member (10) is sheathed compression spring (7) outward, and compression spring (7) rotates the pressure between the upper isolation knife (61) of adjustment, lower isolation knife (62) by the nut on securing member (10).
Described (8) one end that is flexible coupling is connected on moving contact (9), and the other end is connected to drive unit (3) one end near conducting rod (4), and be flexible coupling (8) are moveable to and are connected with the end of conducting rod (4).
Described circuit breaker and isolation knife (6) are arranged on hermetically sealed and among the casing air pressure SF6 such as being filled with.
The utility model has the advantages that: 1) the utility model isolation knife is directly connected with the fixed contact of circuit breaker, and both form integrative-structure, connecting without the need to re-using independent conductor, therefore comparing traditional structure, reducing syndeton, reducing production cost; 2) the utility model realizes the connection of moving contact and conducting rod by being flexible coupling, and it is separated, contact is reliable; 3) the further circuit breaker of the utility model and isolation knife are arranged on hermetically sealed and are filled with etc. in the casing of air pressure SF6, and insulation booth is isolated each phase arc control device assembly, increases creepage distance, improves the class of insulation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the vertical view of Fig. 1.
1 be insulation booth in figure, 2 be vacuum interrupter, 3 be drive unit, 4 be conducting rod, 5 be fixed contact, 6 be isolation knife, 7 for compression spring, 8 for being flexible coupling, 9 be moving contact, 10 for securing member;
61 is that upper isolation knife, 62 is for lower isolation knife.
Embodiment
The utility model is arranged in insulation booth 1, and insulation booth 1 one end arranges conducting rod 4, and the other end arranges fixed contact 5; The moving contact 9, the vacuum interrupter 2 that are between conducting rod 4 and fixed contact 5 is provided with in insulation booth 1;
Described fixed contact 5 is clamped by isolation knife 6 setting up and down, and two isolation knife 6 ensure contact by compression spring 7;
Described moving contact 98 to be connected with conducting rod 4 by being flexible coupling, and moving contact 9 is provided with the drive unit 3 driving moving contact 9 axial motion.
Described isolation knife 6 comprises isolation knife 61 and lower isolation knife 62, upper isolation knife 61 is connected by securing member 10 with lower isolation knife 62, the outer sheathed compression spring 7 of securing member 10, compression spring 7 rotates the pressure between the upper isolation knife 61 of adjustment, lower isolation knife 62 by the nut on securing member 10.
Described 8 one end that are flexible coupling are connected on moving contact 9, and the other end is connected to drive unit 3 one end near conducting rod 4, are flexible coupling 8 to be moveable to and to be connected with the end of conducting rod 4.
Described circuit breaker and isolation knife 6 are arranged on hermetically sealed and among the casing air pressure SF6 such as being filled with.
The utility model insulation booth 1 is built with vacuum interrupter 2, moving contact drive unit 3 is equipped with in moving contact 9 side of described vacuum interrupter 2, the moving contact 9 of described vacuum interrupter 28 to be connected with the conducting rod 4 of insulation by being flexible coupling, described conducting rod 4 is cast in one end of insulation booth 1, the other end of described insulation booth 1 is equipped with fixed contact 5, one end of described fixed contact 5 is connected with vacuum interrupter 2, and the other end stretches out outside insulation booth 1 and is connected with isolation knife 6.Described isolation knife 6 is made up of two panels contact knife sheet, and compression spring 7 is equipped with at the two ends of described contact knife sheet.

Claims (4)

1. a syndeton for miniaturized circuit breaker and isolation knife, is characterized in that, be arranged in insulation booth (1), insulation booth (1) one end arranges conducting rod (4), and the other end arranges fixed contact (5); The moving contact (9), the vacuum interrupter (2) that are between conducting rod (4) and fixed contact (5) is provided with in insulation booth (1);
Described fixed contact (5) is clamped by isolation knife (6) setting up and down, and two isolation knife (6) ensure contact by compression spring (7);
Described moving contact (9) is connected with conducting rod (4) by be flexible coupling (8), and moving contact (9) is provided with the drive unit (3) driving moving contact (9) axial motion.
2. the syndeton of a kind of miniaturized circuit breaker according to claim 1 and isolation knife, it is characterized in that, described isolation knife (6) comprises isolation knife (61) and lower isolation knife (62), upper isolation knife (61) is connected by securing member (10) with lower isolation knife (62), securing member (10) is sheathed compression spring (7) outward, and compression spring (7) rotates the pressure between the upper isolation knife (61) of adjustment, lower isolation knife (62) by the nut on securing member (10).
3. the syndeton of a kind of miniaturized circuit breaker according to claim 1 and isolation knife, it is characterized in that, described (8) one end that is flexible coupling is connected on moving contact (9), the other end is connected to drive unit (3) one end near conducting rod (4), and be flexible coupling (8) are moveable to and are connected with the end of conducting rod (4).
4. the syndeton of a kind of miniaturized circuit breaker according to claim 1 and isolation knife, is characterized in that, described circuit breaker and isolation knife (6) are arranged on hermetically sealed and among the casing air pressure SF6 such as being filled with.
CN201420620847.5U 2014-10-26 2014-10-26 The syndeton of a kind of miniaturized circuit breaker and isolation knife Expired - Fee Related CN204189636U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420620847.5U CN204189636U (en) 2014-10-26 2014-10-26 The syndeton of a kind of miniaturized circuit breaker and isolation knife

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420620847.5U CN204189636U (en) 2014-10-26 2014-10-26 The syndeton of a kind of miniaturized circuit breaker and isolation knife

Publications (1)

Publication Number Publication Date
CN204189636U true CN204189636U (en) 2015-03-04

Family

ID=52621614

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420620847.5U Expired - Fee Related CN204189636U (en) 2014-10-26 2014-10-26 The syndeton of a kind of miniaturized circuit breaker and isolation knife

Country Status (1)

Country Link
CN (1) CN204189636U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107680872A (en) * 2017-10-17 2018-02-09 珠海许继电气有限公司 A kind of vacuum circuit breaker with double breaks

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107680872A (en) * 2017-10-17 2018-02-09 珠海许继电气有限公司 A kind of vacuum circuit breaker with double breaks

Similar Documents

Publication Publication Date Title
CN203312132U (en) Three-position solid insulation isolation switch
CN204189636U (en) The syndeton of a kind of miniaturized circuit breaker and isolation knife
CN104112999B (en) A kind of solid insulation ring main unit
CN204242907U (en) The isolation switch device of solid insulation ring main unit
CN201893279U (en) Circuit breaker pole and insulating cylinder thereof
CN204102789U (en) Piston type isolating switch
CN204045481U (en) A kind of 110kV isolating switch
CN202736816U (en) High voltage isolating/grounding switch device
CN102881510B (en) Three-station vacuum arc extinguishing chamber
CN202495383U (en) Solid-sealed polar pole for vacuum circuit breaker
CN202602159U (en) SF6 insulated three-station intelligent isolation switch cabinet
CN204130415U (en) A kind of miniaturized integrated solid insulation isolating switch
CN203367120U (en) Insulating grounding switch device and solid insulating switch with the same
CN204067178U (en) A kind of intelligent switch with series connection double-fracture
CN204102778U (en) The operating mechanism of switch with double-isolation
CN203983830U (en) A kind of solid insulation ring main unit
CN204361550U (en) A kind of solid all-insulated switch
CN204243473U (en) Solid insulation ring main unit main insulation module
CN204011235U (en) Circuit breaker for inflating cabinet
CN202167760U (en) Solid insulated switch cabinet
CN104201043A (en) Intelligent switch with serially-connected double break points
CN103354190A (en) Isolation grounding switch device and solid insulating switch using same
CN201490087U (en) Indoor high-voltage vacuum breaker
CN204271521U (en) There is the indoor Inflatable ring main unit of pole
CN202695274U (en) Vacuum circuit breaker

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
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: 20150304

Termination date: 20171026