CN205789660U - A kind of 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch - Google Patents
A kind of 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch Download PDFInfo
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- CN205789660U CN205789660U CN201620678956.1U CN201620678956U CN205789660U CN 205789660 U CN205789660 U CN 205789660U CN 201620678956 U CN201620678956 U CN 201620678956U CN 205789660 U CN205789660 U CN 205789660U
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Abstract
This utility model one 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch, including underframe, the conduction plug-in strip being fixed on underframe by support insulator respectively and static contact, for driving the disconnecting switch operating mechanism of conduction plug-in strip, it is separately positioned on quiet side earthed switch and the dynamic side earthed switch of underframe both sides, quiet side earthing switch operating mechanism and dynamic side earthing switch operating mechanism；The quiet side grounding static contact coordinated with quiet side earthed switch is arranged on static contact, and the dynamic side grounding static contact coordinated with dynamic side earthed switch is arranged on conduction plug-in strip；Underframe is fixedly supported on dynamic side stand and quiet side stand, and on underframe, corresponding disconnecting switch operating mechanism is provided with bearing block；Conduction plug-in strip front end is provided with the moving contact coordinated with static contact；Disconnecting switch operating mechanism drives conduction plug-in strip horizontal stretching motion by the disconnecting switch vertical links being sequentially connected with, bearing block and operation insulator；When conduct electricity plug-in strip move to level time of completely closed with static contact.
Description
Technical field
This utility model relates to high pressure equipment field, is specially a kind of 800kV double pillar horizontal telescopic high-voltage alternating isolation
Switch.
Background technology
In recent years, along with the continuous growth of China's power system capacity, the continuous expansion of high-voltage fence, electric power is set by user
Standby performance requirement is the highest.Particularly need in 750kV ac transmission engineering at disconnecting switch product, domestic
800kV outdoor high-voltage alternating current isolating switch has double-column horizontal vertical opening type and two kinds of disconnecting switch of three-post horizontally turning type.Double
Post horizontal vertical open-type isolating switch, although spaced apart and longitudinal size are little, but the highest during separating brake；Three-post horizontally turning
Although formula disconnecting switch is the lowest, but spaced apart and longitudinal size are big.
Utility model content
For problems of the prior art, this utility model provides a kind of 800kV double pillar horizontal telescopic high pressure to hand over
Stream disconnecting switch, structure is unique, reliable and stable, easy to operate, easily safeguards.
This utility model is to be achieved through the following technical solutions:
A kind of 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch, including underframe, solid by support insulator respectively
The conduction plug-in strip being scheduled on underframe and static contact, for driving the disconnecting switch operating mechanism of conduction plug-in strip, be separately positioned on the end
The quiet side earthed switch of frame both sides and dynamic side earthed switch, be respectively used to drive the quiet of quiet side earthed switch and dynamic side earthed switch
Side earthing switch operating mechanism and dynamic side earthing switch operating mechanism；The quiet side grounding static contact peace coordinated with quiet side earthed switch
Being contained on static contact, the dynamic side grounding static contact coordinated with dynamic side earthed switch is arranged on conduction plug-in strip；Described underframe is solid
Surely being supported on dynamic side stand and quiet side stand, on underframe, corresponding disconnecting switch operating mechanism is provided with bearing block；Described leads
Electric knife switch front end is provided with the moving contact coordinated with static contact；Described disconnecting switch operating mechanism is by the isolation being sequentially connected with
Switch vertical links, bearing block and operation insulator drive conduction plug-in strip horizontal stretching motion；When conduction plug-in strip moves to level
During state of completely closed with static contact.
Preferably, to be respectively arranged with dynamic side little all for the connection end of operation insulator and dynamic lateral brace insulator and conduction plug-in strip
Pressure ring；The both sides of conduction plug-in strip are respectively arranged with the big grading ring in dynamic side；Quiet lateral brace insulator sets on the connection end of static contact
It is equipped with the little grading ring in quiet side；The both sides of static contact are respectively provided with quiet side grading ring；Conduction both sides, plug-in strip horizontal extension joint are respectively
Grading ring at connecting lever is set.
Preferably, dynamic side earthing switch operating mechanism drives dynamic side earthed switch by dynamic side earthed switch vertical links；
Quiet side earthing switch operating mechanism drives quiet side earthed switch by quiet side earthed switch vertical links；Disconnecting switch vertical links
And between the earthed switch vertical links of dynamic side, dynamic side mechanical latching is set；Disconnecting switch vertical links is vertical with quiet side earthed switch
Quiet side mechanical latching is set between connecting rod.
Preferably, conduction plug-in strip also includes pedestal, is separately positioned on binding post and the pedestal bent plate at pedestal two ends, arranges
Support on pedestal, the big connecting lever being hinged on pedestal bent plate, for the bascule of energy storage, and it is used for level and has stretched
The lower guide fulgurite of contracting motion and upper guide fulgurite；Described big connecting lever one end is through bascule articulated stand, and the other end is through drawing
Bar is hinged on bearing block fit on；Described lower guide fulgurite one end is fixed on big connecting lever, and the other end is provided with gearcase；Under
The conduction draw-in bar one end, bottom arranged in portion's contact tube is hinged on pedestal bent plate, and the other end is provided with and the tooth in gearcase
The tooth bar of wheel engagement；Described upper guide fulgurite one end is fixed on gear through connecting lever, other end connection clamp clamp device；Upper guide
The draw-in bar one end, top arranged in fulgurite is arranged on gearcase surface, the active of other end connection clamp clamp device by roller
End；Moving contact and arc initiation device is set gradually on the driven end of jaw device.
Further, pedestal is provided with for limit pull bar motion pedestal divide-shut brake stopping means, lower guide fulgurite and
Arrange between upper guide fulgurite at connecting lever and be flexible coupling；It is provided for limiting the conduction spacing dress of combined floodgate of roller motion on gearcase
Put.
Preferably, static contact includes quiet side terminal, bent plate, train wheel bridge, stationary contact head tube, lower plate, static contact striking
Device and switch on of moving contact support；Bent plate is arranged on quiet side terminal；Stationary contact head tube two ends respectively by train wheel bridge and under
Clamping plate correspondence respectively is arranged on bent plate and quiet side terminal；Static contact arc initiation device is arranged on the front side of stationary contact head tube, its
Two ends are separately mounted on bent plate and quiet side terminal；Switch on of moving contact supports and is arranged on static contact arc initiation device.
Preferably, underframe also includes the dynamic lateral brace adjustable plate connecting dynamic lateral brace insulator, welds base, connects quiet side
The quiet lateral brace adjustable plate of support insulator, ground, dynamic side cutter supports, and ground, quiet side cutter supports, the ground, dynamic side of hinged dynamic side earthed switch
Knife support, ground, the quiet side knife support of hinged quiet side earthed switch；Described dynamic lateral brace adjustable plate and quiet lateral brace adjustable plate are respectively
It is arranged on the two ends of welding base；Ground, dynamic side cutter supports and ground, quiet side cutter supports the both sides being separately mounted to weld base, dynamic side
Ground knife support and quiet side ground knife support supports and the cutter support of ground, quiet side is corresponding is arranged on homonymy respectively at ground, dynamic side cutter.
Compared with prior art, this utility model has a following useful technique effect:
This utility model uses integral type Undercarriage structure, effectively enhances product overall structure stability and reliability；Lead
Electric knife switch uses horizontal retractable structure, and balance mode uses the mode that external spring is external, alleviates the weight of galvanic circle,
Improve the reliability of product；Moving contact uses clamp type structure, the most relatively slides during divide-shut brake between dynamic/static contact, without mill
Damaging, life-time service is reliable；Dynamic/static contact contact pressure is big simultaneously, the most through-flow strong with KA Rms ability.Meet domestic
The spaced apart of 800kV AC input transformation station demand, lateral dimension and the least disconnecting switch requirement, it is simple to transformer station's cloth
Put.
Further, use moving contact and static contact that arc initiation device is set, improve the ability of folding Smaller load electric current, make
Its operation is relatively reliable efficiently.Contact uses expanded letter grooved, and through-flow with being flexible coupling between contact and conducting rod, through-current capability is strong.
Further, disconnecting switch and sound side earthed switch, in addition to can realizing the electric blocking of routine, add especially
Mechanical latching, improves the reliability of product reliably.
Further, moving contact uses clamp type structure, the most relatively slides during divide-shut brake between dynamic/static contact, without mill
Damaging, life-time service is reliable；Dynamic/static contact contact pressure is big simultaneously, the most through-flow strong with KA Rms ability.By static contact
Use stationary contact head tube, it is possible to moving contact Multi-contact, contact reliable and stable.
Further, by being fixedly installed combined floodgate stopping means on gearcase, it can be ensured that conducting rod is in closing position
When putting, position motion will not be produced, played safeguard protection effect.Conduction plug-in strip uses the isolation limited by opening limit device
The divide-shut brake position of switch, it is ensured that disconnecting switch divide-shut brake position is accurate.
Accompanying drawing explanation
Fig. 1 a is the structural front view of disconnecting switch described in this utility model example；Fig. 1 b is side view, and Fig. 1 c is for bowing
View.
Fig. 2 is conduction plug-in strip front view described in this utility model example.
Fig. 3 is Fig. 2 top view.
Fig. 4 is static contact front view described in this utility model example.
Fig. 5 is Undercarriage structure schematic diagram described in this utility model example.
Fig. 6 is Fig. 5 top view.
Fig. 7 is disconnecting switch divide-shut brake principle schematic described in this utility model example.
In figure: 1 is conduction plug-in strip；2 is the big grading ring in dynamic side；3 is the little grading ring in dynamic side；4 is operation insulator；5 are
Lateral brace insulator；6 is underframe；7 is dynamic side mechanical latching；8 is disconnecting switch vertical links；9 is disconnecting switch operating mechanism；
10 is dynamic side steel bracket；11 is dynamic side earthing switch operating mechanism；12 is dynamic side earthed switch vertical links；13 is quiet side machinery
Locking；14 is quiet side earthed switch vertical links；15 quiet side earthing switch operating mechanisms；16 is quiet side steel bracket；17 is quiet side
Support insulator；18 is the little grading ring in quiet side；19 is quiet side grading ring；20 is static contact；21 is quiet side earthed switch；22 are
Side earthed switch；23 is quiet side grounding static contact；24 is dynamic side grounding static contact；25 is binding post；26 is support；27 is flat
Weighing apparatus device；28 is pedestal bent plate；29 is big connecting lever；30 is lower guide fulgurite；31 is bottom conduction draw-in bar；32 is tooth bar；33
For gearcase；34 is connecting lever；35 is upper guide fulgurite；36 is moving contact；37 is arc initiation device；38 is top draw-in bar；39 are
Roller；40 is gear；41 is conduction opening limit device；42 is pedestal；43 is pull bar；44 assemble for bearing block；45 is pedestal
Divide-shut brake stopping means；46 for being flexible coupling at pedestal；47 for being flexible coupling at connecting lever；48 is conduction combined floodgate stopping means；49 for turning
Grading ring at arm；50 is quiet side terminal；51 is bent plate；52 is train wheel bridge；53 is stationary contact head tube；54 is lower plate；55 are
Static contact arc initiation device；56 support for switch on of moving contact；57 is bearing block；58 is adjustable plate；59 is welding base；60 is regulation
Plate；61 is ground, dynamic side knife support；62 support for ground, dynamic side cutter；63 is that ground, quiet side cutter supports；64 is ground, quiet side knife support.
Detailed description of the invention
Below in conjunction with the accompanying drawings this utility model is described in further detail, described in be to explanation of the present utility model
It not to limit.
This utility model one 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch, such as Fig. 1 a, Fig. 1 b and Fig. 1 c institute
Show, including conduction plug-in strip 1；The big grading ring in dynamic side 2；The little grading ring in dynamic side 3；Operation insulator 4；Dynamic lateral brace insulator 5；Underframe
6；Dynamic side mechanical latching 7；Disconnecting switch vertical links 8；Disconnecting switch operating mechanism 9；Dynamic side steel bracket 10；Dynamic side earthed switch
Operating mechanism 11；Dynamic side earthed switch vertical links 12；Quiet side mechanical latching 13；Quiet side earthed switch vertical links 14；Quiet side
Earthing switch operating mechanism 15；Quiet side steel bracket 16；Quiet lateral brace insulator 17；The little grading ring in quiet side 18；Quiet side grading ring 19；
Static contact 20；Quiet side earthed switch 21；Dynamic side earthed switch 22；Quiet side grounding static contact 23；Dynamic side grounding static contact 24.
Wherein, conduction plug-in strip 1 is arranged on operation insulator 4 and dynamic lateral brace insulator 5；The little grading ring in dynamic side 3 is installed
Between operation insulator 4, dynamic lateral brace insulator 5 and conduction plug-in strip 1；The big grading ring in dynamic side 2 is arranged on conduction plug-in strip 1；
Operation insulator 4 and dynamic lateral brace insulator 5 are arranged on underframe 6；Underframe 6 is arranged on dynamic side steel bracket 10 and dynamic side steel bracket
On 16；Disconnecting switch operating mechanism 9 is arranged on dynamic side steel bracket 10；Disconnecting switch vertical links 8 is arranged on underframe 6 and isolation
Between switch operation mechanism 9；Dynamic side earthing switch operating mechanism 11 is arranged on dynamic side steel bracket 10；Dynamic side earthed switch is vertical
Connecting rod 12 is arranged between underframe 6 and dynamic side earthing switch operating mechanism 11；Quiet side earthing switch operating mechanism 15 is arranged on quiet
Side steel bracket 16；Quiet side earthed switch vertical links 14 is arranged between underframe 6 and quiet side earthing switch operating mechanism 15；Dynamic side
One end of mechanical latching 7 is arranged on disconnecting switch vertical links 8, and one end is arranged on dynamic side earthed switch vertical links 12；
One end of quiet side mechanical latching 13 is arranged on disconnecting switch vertical links 8, and one end is arranged on quiet side earthed switch vertical links
On 14；Quiet lateral brace insulator 17 is arranged on underframe 6；The little grading ring in quiet side 18 is arranged on quiet lateral brace insulator 17；Quiet
Contact 20 is arranged on the little grading ring in quiet side 18；Quiet side grading ring 19 is arranged on the both sides of static contact 20；Quiet side earthed switch 21
Being arranged on the side of underframe 6, dynamic side earthed switch 22 is arranged on the opposite side of underframe 6；Quiet side grounding static contact 23 is arranged on quiet
Between the little grading ring of contact 20 and quiet side 18；Dynamic side grounding static contact 24 is arranged on conduction plug-in strip 1.
As shown in Figures 2 and 3, conduction plug-in strip 1 is horizontal retractable structure, mainly includes binding post 25, support 26, puts down
Weighing apparatus device 27, pedestal bent plate 28, big connecting lever 29, lower guide fulgurite 30, bottom conduction draw-in bar 31, tooth bar 32, gearcase 33, turn
Arm 34, upper guide fulgurite 35, moving contact 36, arc initiation device 37, top draw-in bar 38, roller 39, gear 40, conduction separating brake are spacing
Device 41, pedestal 42, pull bar 43, bearing block assembling 44, pedestal divide-shut brake stopping means 45, it is flexible coupling 46 at pedestal, at connecting lever
Be flexible coupling 47, grading ring 49 at conduction combined floodgate stopping means 48, connecting lever；Wherein the side of pedestal 42 is provided with binding post 25,
Opposite side is provided with pedestal bent plate 28；Support 26 is arranged on pedestal 42；Big connecting lever 29 is arranged on pedestal bent plate 28；Balance dress
Putting one end of 27 to be arranged on support 26, the other end is installed on big connecting lever 29；Bearing block assembling 44 is arranged on pedestal 42；Pull bar
One end of 43 and bearing block assembling 44, one end is connected with big connecting lever 29；Lower guide fulgurite 30 is arranged on big connecting lever 29；Gearcase
33 are arranged on lower guide fulgurite 30；Gear 40 is arranged in gearcase 33；Bottom conduction draw-in bar 31 is arranged on bottom conduction
In pipe 30, one end is provided with tooth bar 32, and the other end is arranged on pedestal 42, and tooth bar 32 is nibbled with gear 40 phase in gearcase 33
Close；Being arranged on gear 40 of connecting lever 34；Upper guide fulgurite 35 is arranged on connecting lever 34；Moving contact 36 is arranged on upper guide fulgurite
On 35；Arc initiation device 37 it is provided with in moving contact 36；Top draw-in bar 38 is arranged in upper guide fulgurite 35, and one end is provided with rolling
Wheel 39；Roller 39 Structure deformation is on gearcase 33；Conduction opening limit device 41 is installed on big connecting lever 29；Pedestal divide-shut brake limits
Position device 45 is arranged on pedestal 42；It is flexible coupling at connecting lever and 47 is arranged between lower guide fulgurite 30 and upper guide fulgurite 35；Lead
Electricity combined floodgate stopping means 48 is arranged on gearcase 33；At connecting lever, grading ring 49 is arranged on the two ends of lower guide fulgurite 30.
As shown in Figure 4, described static contact 20 mainly includes quiet side terminal 50, bent plate 51, train wheel bridge 52, static contact
Pipe 53, lower plate 54, static contact arc initiation device 55, switch on of moving contact supports 56.Wherein bent plate 51 is arranged on quiet side terminal
On 50；Train wheel bridge 52 is arranged on bent plate 51；Lower plate 54 is arranged on quiet side terminal 50；Stationary contact head tube 53 one end is installed
On train wheel bridge 52, one end is arranged on lower plate 54；One end of static contact arc initiation device 55 is arranged on bent plate 51, and one end is installed
On quiet side terminal 50；Switch on of moving contact supports 56 and is arranged on static contact arc initiation device 55.
As shown in Figure 5 and Figure 6, underframe 6 mainly includes bearing block 57, dynamic lateral brace adjustable plate 58, welding base 59, quiet side
Pillar adjustable plate 60, ground, dynamic side knife support 61, ground, dynamic side cutter support 62, ground, quiet side cutter supports 63 and ground, quiet side knife support 64.Axle
Bearing 57 is arranged on one end of welding base 59；Dynamic lateral brace adjustable plate 58 is arranged on one end of welding base 59, quiet lateral brace
Adjustable plate 60 is arranged on the other end of welding base 59；Ground, dynamic side cutter supports 62 sides being arranged on welding base 59, ground, quiet side
Cutter supports 63 opposite sides being arranged on welding base 59；Ground, dynamic side knife support 61 is arranged on the side of welding base 59, ground, quiet side
Knife support 64 is arranged on the opposite side of welding base 59.
The operation principle of disconnecting switch of the present utility model, as it is shown in fig. 7, disconnecting switch close a floodgate time, conduction plug-in strip 1 along
Combined floodgate direction forwards closing position to from open position, and operating mechanism 9 drives bearing block 57 to rotate by vertical links 8, thus carries
Dynamic operation insulator 4 rotates, then drives bearing block assembling 44 rotation, drives big connecting lever 29 to rotate by pull bar 43, and then drives
Lower guide fulgurite 30 rotates to horizontal level from upright position.
Owing to bottom conduction draw-in bar 31 is different with the center of rotation of lower guide fulgurite 30, make bottom conduction draw-in bar 31 He
Lower guide fulgurite 30 produces relative displacement, so that tooth bar 32 pulls gear 40 to rotate, makes the top conduction being connected with gear 40
Pipe 35 opposing lower portions contact tube 30 occurs relative motion, upper guide fulgurite 35 to be forwarded to horizontal level by upright position, draw in top
The roller that one end of bar 38 is installed rolls on gearcase 33, drives the contact clamp in moving contact 36 to the stationary contact of static contact 20
In head tube 53, complete the whole actions closed a floodgate from separating brake band.It addition, while bottom conduction draw-in bar 31 rotates, bascule
27 start energy storage or release energy, with the trimming moment of balanced conductive plug-in strip 1, it is ensured that disconnecting switch realizes divide-shut brake smoothly.
The operation principle of joined quiet side of the present utility model earthed switch, as it is shown in fig. 7, quiet side earthed switch 21 closes a floodgate
Time, forwarding closing position along combined floodgate direction to from open position, quiet side earthing switch operating mechanism 15 is by quiet side earthed switch
Vertical links 14 rotates, so that quiet side earthed switch 21 rotates to horizontal level from upright position.
The operation principle of joined dynamic side of the present utility model earthed switch, as it is shown in fig. 7, dynamic side earthed switch 22 closes a floodgate
Time, forwarding closing position along combined floodgate direction to from open position, dynamic side earthing switch operating mechanism 11 is by dynamic side earthed switch
Vertical links 12 rotates, so that dynamic side earthed switch 22 rotates to horizontal level from upright position.
Claims (7)
1. a 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch, it is characterised in that include underframe (6), pass through respectively
Conduction plug-in strip (1) that support insulator is fixed on underframe and static contact (20), be used for driving the disconnecting switch of conduction plug-in strip (1)
Operating mechanism (9), is separately positioned on quiet side earthed switch (21) and dynamic side earthed switch (22) of underframe (6) both sides, uses respectively
In driving quiet side earthed switch (21) and quiet side earthing switch operating mechanism (15) of dynamic side earthed switch (22) and dynamic side joint ground
Switch operation mechanism (11)；Quiet side grounding static contact (23) coordinated with quiet side earthed switch (21) is arranged on static contact (20)
On, dynamic side grounding static contact (24) coordinated with dynamic side earthed switch (22) is arranged in conduction plug-in strip (1)；
Described underframe (6) is fixedly supported on dynamic side stand and quiet side stand, the upper corresponding disconnecting switch operating mechanism of underframe (6)
(9) bearing block (57) it is provided with；
Described conduction plug-in strip (1) front end is provided with the moving contact (36) coordinated with static contact (20)；
Described disconnecting switch operating mechanism (9) is by the disconnecting switch vertical links (8) being sequentially connected with, bearing block (57) and behaviour
Make insulator (4) and drive conduction plug-in strip (1) horizontal stretching motion；When conduct electricity plug-in strip (1) move to level time and static contact
(20) of completely closed.
A kind of 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch the most according to claim 1, it is characterised in that
The connection end of operation insulator (4) and dynamic lateral brace insulator (5) and conduction plug-in strip (1) is respectively arranged with the little grading ring in dynamic side
(3)；The both sides of conduction plug-in strip (1) are respectively arranged with the big grading ring in dynamic side (2)；Quiet lateral brace insulator (17) and static contact (20)
Connection end on be provided with the little grading ring in quiet side (18)；The both sides of static contact (20) are respectively provided with quiet side grading ring (19)；Conduction
Both sides, plug-in strip (1) horizontal extension joint are respectively provided with grading ring at connecting lever (49).
A kind of 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch the most according to claim 1, it is characterised in that
Dynamic side earthing switch operating mechanism (11) drives dynamic side earthed switch (22) by dynamic side earthed switch vertical links (12)；Quiet side
Earthing switch operating mechanism (15) drives quiet side earthed switch (21) by quiet side earthed switch vertical links (14)；Disconnecting switch
Between vertical links (8) and dynamic side earthed switch vertical links (12), dynamic side mechanical latching (7) is set；Disconnecting switch vertical links
(8) and between quiet side earthed switch vertical links (14), quiet side mechanical latching (13) is set.
A kind of 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch the most according to claim 1, it is characterised in that
Described conduction plug-in strip (1) also includes pedestal (42), and the binding post (25) and the pedestal that are separately positioned on pedestal (42) two ends are curved
Plate (28), the support (26) being arranged on pedestal (42), the big connecting lever (29) being hinged on pedestal bent plate (28), for energy storage
Bascule (27), and it has been used for lower guide fulgurite (30) and the upper guide fulgurite (35) of horizontal stretching motion；
Described big connecting lever (29) one end is hinged on bearing through bascule (27) articulated stand (26), the other end through pull bar (43)
On seat assembling (44)；
Described lower guide fulgurite (30) one end is fixed on big connecting lever (29), and the other end is provided with gearcase (33)；Lower guide
Conduction draw-in bar (31) one end, bottom arranged in fulgurite (30) is hinged on pedestal bent plate (28), and the other end is provided with and gear
The tooth bar (32) that gear (40) in box (33) engages；
Described upper guide fulgurite (30) one end is fixed on gear (40) through connecting lever (34), other end connection clamp clamp device；On
Top draw-in bar (38) one end arranged in portion's contact tube (30) is arranged on gearcase (33) surface by roller, and the other end connects
The drive end of jaw device；Moving contact (36) and arc initiation device (37) is set gradually on the driven end of jaw device.
A kind of 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch the most according to claim 4, it is characterised in that
Be provided with for limiting pedestal divide-shut brake stopping means (45) that pull bar (43) moves on pedestal (42), lower guide fulgurite (30) and
Upper guide fulgurite arranges, between (35), be flexible coupling at connecting lever (47)；It is provided on gearcase (33) limiting what roller (39) moved
Conduction combined floodgate stopping means (48).
A kind of 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch the most according to claim 1, it is characterised in that
Described static contact (20) includes quiet side terminal son (50), bent plate (51), train wheel bridge (52), stationary contact head tube (53), lower plate
(54), static contact arc initiation device (55) and switch on of moving contact support (56)；Bent plate (51) is arranged in quiet side terminal (50)；
Stationary contact head tube (53) two ends are arranged on bent plate (51) and quiet side by train wheel bridge (52) and lower plate (54) correspondence respectively respectively
Binding post (50)；Static contact arc initiation device (55) is arranged on the front side of stationary contact head tube (53), and its two ends are separately mounted to bent plate
(51) and quiet side terminal son (50) on；Switch on of moving contact supports (56) and is arranged on static contact arc initiation device (55).
A kind of 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch the most according to claim 1, it is characterised in that
Underframe (6) also includes the dynamic lateral brace adjustable plate (58) connecting dynamic lateral brace insulator (5), welding base (59), connects quiet side
The quiet lateral brace adjustable plate (60) of support insulator (17), ground, dynamic side cutter supports (62), and ground, quiet side cutter supports (63), hinged dynamic side
Ground knife support, the dynamic side (61) of earthed switch (22), ground knife support, the quiet side (64) of hinged quiet side earthed switch (21)；
Described dynamic lateral brace adjustable plate (58) and quiet lateral brace adjustable plate (60) are separately mounted to weld the two ends of base (59)；Dynamic
Ground, side cutter supports (62) and ground, quiet side cutter supports (63) and is separately mounted to weld the both sides of base (59), dynamic ground knife support, side (61)
Support (63) correspondence with ground knife support, quiet side (64) respectively at ground, dynamic side cutter with supporting (62) and quiet side cutter and be arranged on homonymy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620678956.1U CN205789660U (en) | 2016-06-30 | 2016-06-30 | A kind of 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620678956.1U CN205789660U (en) | 2016-06-30 | 2016-06-30 | A kind of 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205789660U true CN205789660U (en) | 2016-12-07 |
Family
ID=58125470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620678956.1U Active CN205789660U (en) | 2016-06-30 | 2016-06-30 | A kind of 800kV double pillar horizontal telescopic high-voltage alternating current isolating switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205789660U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108493035A (en) * | 2018-05-30 | 2018-09-04 | 宁夏京能宁东发电有限责任公司 | Disconnecting switch equipped with arc initiation device |
| WO2020228427A1 (en) * | 2019-05-10 | 2020-11-19 | 湖南长高高压开关集团股份公司 | Non-contact arc current closing auxiliary contact device for isolation switches |
-
2016
- 2016-06-30 CN CN201620678956.1U patent/CN205789660U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108493035A (en) * | 2018-05-30 | 2018-09-04 | 宁夏京能宁东发电有限责任公司 | Disconnecting switch equipped with arc initiation device |
| WO2020228427A1 (en) * | 2019-05-10 | 2020-11-19 | 湖南长高高压开关集团股份公司 | Non-contact arc current closing auxiliary contact device for isolation switches |
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