CN202977295U - Bidirectional duel overtravel operation mechanism for three-position vacuum interrupter - Google Patents

Bidirectional duel overtravel operation mechanism for three-position vacuum interrupter Download PDF

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Publication number
CN202977295U
CN202977295U CN 201220082656 CN201220082656U CN202977295U CN 202977295 U CN202977295 U CN 202977295U CN 201220082656 CN201220082656 CN 201220082656 CN 201220082656 U CN201220082656 U CN 201220082656U CN 202977295 U CN202977295 U CN 202977295U
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CN
China
Prior art keywords
lever
earthed
pull bar
switch
slip
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Withdrawn - After Issue
Application number
CN 201220082656
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Chinese (zh)
Inventor
翟鹏飞
陈添旭
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Zhong Neng Electric (fuqing) Co Ltd
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Zhong Neng Electric (fuqing) Co Ltd
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Priority to CN 201220082656 priority Critical patent/CN202977295U/en
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Publication of CN202977295U publication Critical patent/CN202977295U/en
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Abstract

The utility model discloses a bidirectional duel overtravel operation mechanism for a three-position vacuum interrupter, comprising an operation mechanism and three vacuum interrupters. The operation mechanism comprises a support, the support is fixedly provided with a sliding support plate, the sliding support plate is provided with slide grooves which are parallel up and down, one end of an isolation switch slide connecting lever is respectively connected with the insulation pull bars of three vacuum interrupters, the other end is fixedly connected to an isolation switch pull bar through a spacer pin, the spacer pin is positioned in the upper slide groove of the sliding support plate, one end of a grounding switch slide connecting lever is connected with the insulation pull bar of the vacuum interrupters, the other end is fixedly connected with a grounding switch pull bar through a grounding pin, the grounding pin is positioned in the lower slide groove of the sliding support plate, the other end of the isolation switch slide connecting lever and the other end of the grounding switch slide connecting lever are respectively provided with slide grooves corresponding to the spacer pin and the grounding pin, the support is also fixedly provided with an isolation connecting lever support, a grounding connecting lever support, one end of the isolation connecting lever is connected with the isolation connecting lever support, the other end is connected with the isolation switch pull bar, and one end of the grounding connecting lever is connected with the grounding connecting lever support, and the other end is connected with the grounding switch slide connecting lever.

Description

A kind of Bidirectional bi-travel operating mechanism for three station vacuum arc extinguish chambers
Technical field
The utility model relates to the powder operation device in solid-state insulated switchgear, relates in particular to a kind of Bidirectional bi-travel operating mechanism for three station vacuum arc extinguish chambers.
Background technology
In the prior art, the operating mechanism of solid-state insulated switchgear three station vacuum arc extinguish chambers can be accomplished at most two station interlocks, arc control device for three stations do not have suitable operating mechanism at present, the Bidirectional bi-travel operating mechanism of three station vacuum arc extinguish chambers of the present utility model, custom-designed for adapting to this three station vacuum arc extinguish chambers exactly.
Summary of the invention
It is a kind of in order to realize the operating mechanism that is used for three station vacuum arc extinguish chambers of each position precision maneuver of three station vacuum arc extinguish chambers that the utility model provides.
the utility model content is to be achieved through the following technical solutions: Bidirectional bi-travel operating mechanism, comprise operating mechanism and three vacuum interrupters, wherein said operating mechanism comprises and is fixed with three pairs of sliding support plates on the support support, sliding support plate respectively is provided with the parallel chute in up and down, one end of isolating switch slip connecting lever is rotationally connected respectively the insulated tension pole of three vacuum interrupters, the other end is rotated by spacer pin and is fixed on the isolating switch pull bar, spacer pin drops in the upper hopper chute of sliding support plate, one end of earthed switch slip connecting lever is rotationally connected respectively the insulated tension pole of three vacuum interrupters, the other end is rotated by the ground connection pin and is fixed on the earthed switch pull bar, the ground connection pin drops in the gliding groove of sliding support plate, isolating switch slip connecting lever and the earthed switch slip connecting lever other end corresponding spacer pin and ground connection pin respectively are provided with chute A, B, also be fixed with isolation connecting lever support on support, the earthed crank arm support, isolation connecting lever one end is rotatably connected on isolation connecting lever support, the other end is rotationally connected on the isolating switch pull bar, earthed crank arm one end is rotatably connected on the earthed crank arm support, the other end is rotationally connected on earthed switch slip connecting lever.
It is the distance of opening of vacuum interrupter isolating switch that described isolation connecting lever drives isolating switch pull bar mobile stroke in upper hopper chute, and it is the distance of opening of vacuum interrupter earthed switch that earthed crank arm drives earthed switch slip connecting lever mobile stroke in gliding groove.
When described isolating switch slip connecting lever was grounded switch lever drive action at earthed switch slip connecting lever, spacer pin slided in chute A, does not drive the isolating switch pull bar; When described earthed switch slip connecting lever was isolated switch pull bar drive action at isolating switch slip connecting lever, spacer pin slided in chute B, does not drive the earthed switch pull bar.
Described isolation connecting lever is driven by the Isolation input axle and rotates, and drives the isolating switch pull bar, drives by the isolating switch pull bar insulated tension pole that isolating switch slip connecting lever passes to three vacuum interrupters, and three-phase ganged drives the divide-shut brake action of isolating switch.
Described earthed crank arm is driven by the ground connection power shaft and rotates, and drives the earthed switch pull bar, drives by the earthed switch pull bar insulated tension pole that earthed switch slip connecting lever passes to three vacuum interrupters, and three-phase ganged drives the divide-shut brake action of earthed switch.
The utility model adopts above structure, and operating mechanism is two bar linkage structures, and is simple in structure, good reliability.Present vacuum interrupter operating mechanism mostly is curvilinear motion, and the utility model becomes rectilinear motion with curvilinear motion, has realized the steady transmission of power, without sudden change.The utility model linkage is triangular structure, has realized the stability of transmission mechanism.Simultaneously the utility model utilizes the ingenious cooperation that chute is set on the chute of sliding support plate and isolating switch slip connecting lever and earthed switch slip connecting lever, dissolves the interlock dead point in transmission.
Description of drawings
Now by reference to the accompanying drawings the utility model is further described:
Fig. 1 is the schematic perspective view of operating mechanism of the present utility model;
Fig. 2 is the main TV structure schematic diagram of operating mechanism of the present utility model
Fig. 3 is the structural representation that operating mechanism of the present utility model is analysed and observe along symmetry axis.
Embodiment
see also Fig. 1, shown in 2 or 3, the utility model comprises operating mechanism 1 and three vacuum interrupters 2, it is characterized in that: described operating mechanism 1 comprises on support 11 supports 11 and is fixed with three pairs of sliding support plates 12, sliding support plate 12 respectively is provided with the parallel chute 13 in up and down, 14, one end of isolating switch slip connecting lever 3 is rotationally connected respectively the insulated tension pole 21 of three vacuum interrupters 2, the other end is rotated by spacer pin 4 and is fixed on isolating switch pull bar 5, spacer pin 4 drops in the upper hopper chute 13 of sliding support plate 12, one end of earthed switch slip connecting lever 6 is rotationally connected respectively the insulated tension pole 21 of three vacuum interrupters 2, the other end is rotated by ground connection pin 7 and is fixed on earthed switch pull bar 8, ground connection pin 7 drops in the gliding groove 14 of sliding support plate 12, isolating switch slip connecting lever 3 and earthed switch slip connecting lever 6 other ends corresponding spacer pin 4 and ground connection pin 7 respectively are provided with chute A31, chute B61, also be fixed with isolation connecting lever support 15 on support 11, earthed crank arm support 16, isolation connecting lever 9 one ends are rotatably connected on isolation connecting lever support 15, the other end is rotationally connected on isolating switch pull bar 5, earthed crank arm 10 1 ends are rotatably connected on earthed crank arm support 16, the other end is rotationally connected on earthed switch slip connecting lever 6.
It is the distances of opening of vacuum interrupter 2 isolating switches at the stroke of upper hopper chute 13 interior movements that described isolation connecting lever 9 drives isolating switch pull bar 5, and it is the distances of opening of vacuum interrupter 2 earthed switches at the stroke of gliding groove 14 interior movements that earthed crank arm 10 drives earthed switch slip connecting lever 6.
When described isolating switch slip connecting lever 3 was grounded switch lever 8 drive action at earthed switch slip connecting lever 6, spacer pin 4 slided in chute A31, does not drive isolating switch pull bar 5; When described earthed switch slip connecting lever 6 was isolated the 5 drive action of switch pull bar at isolating switch slip connecting lever 3, spacer pin 4 slided in chute B61, does not drive earthed switch pull bar 8.
Described isolation connecting lever 9 is driven by Isolation input axle 91 and rotates, drive isolating switch pull bar 5, drive by isolating switch pull bar 5 insulated tension pole 21 that isolating switch slip connecting lever 3 passes to three vacuum interrupters 2, three-phase ganged drives the divide-shut brake action of isolating switch.
Described earthed crank arm 10 is driven by ground connection power shaft 101 and rotates, drive earthed switch pull bar 8, drive by earthed switch pull bar 8 insulated tension pole 21 that earthed switch slip connecting lever 6 passes to three vacuum interrupters 2, three-phase ganged drives the divide-shut brake action of earthed switch.
As shown in Fig. 1 or 2, when being rotated counterclockwise Isolation input axle 91, Isolation input axle 91 drives isolation connecting lever 9 and is rotated counterclockwise, thereby drive isolating switch pull bar 5 to left movement, and it is interior to left movement at the upper hopper chute 13 of sliding support plate 11 to promote isolating switch slip connecting lever 3 by spacer pin 4, thereby promote the interior isolation switch contact spring-compressed of insulated tension pole 21 of vacuum interrupter 2, and promote the interior insulating contact motion of vacuum interrupter 2, isolating switch closes a floodgate.when insulated tension pole 21 is isolated 3 promotion of switch slip connecting lever, earthed switch slip connecting lever 6 is grounded pin 7 and drives, because ground connection slip connecting lever 6 other ends are provided with gliding groove 14, this moment is when earthed switch slip connecting lever 6 is stressed, ground connection pin 7 is just in the interior motion of gliding groove 14 of earthed switch slip connecting lever 6, because this gliding groove 14 guarantees that earthed switch pull bar 8 is motionless, so isolating switch slip connecting lever 3 is when motion, 7 interior motions of gliding groove 14 at earthed switch slip connecting lever 8 of spacer pin, and can be in the interior motion of gliding groove 14 of sliding support plate 11, just can not apply to ground connection switch lever 10 and ground connection power shaft 101 effect of any power yet, so when isolating switch moves, can not produce any involving to earthed switch.The action of earthed switch is identical with isolating switch, is just pulling force to one of the active force of insulated tension pole, and one is thrust, and the action step of earthed switch is just given unnecessary details no longer one by one at this.
Above description is to explanation of the present utility model, is not to restriction of the present utility model, and the utility model limited range is referring to claim, in the situation that without prejudice to the utility model spirit, the utility model can be done any type of modification.
The above; it is only preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; every any simple modification of above embodiment being done according to the utility model technical spirit; change and equivalent structure change, and all still belong in the protection range of technical solutions of the utility model.

Claims (5)

1. Bidirectional bi-travel operating mechanism that is used for three station vacuum arc extinguish chambers, comprise operating mechanism (1) and three vacuum interrupters (2), it is characterized in that: described operating mechanism (1) comprises and is fixed with three pairs of sliding support plates (12) on support (11) support (11), sliding support plate (12) respectively is provided with the parallel chute (13) in up and down, (14), one end of isolating switch slip connecting lever (3) is rotationally connected respectively the insulated tension pole (21) of three vacuum interrupters (2), the other end is rotated by spacer pin (4) and is fixed on isolating switch pull bar (5), spacer pin (4) drops in the upper hopper chute (13) of sliding support plate (12), one end of earthed switch slip connecting lever (6) is rotationally connected respectively the insulated tension pole (21) of three vacuum interrupters (2), the other end is rotated by ground connection pin (7) and is fixed on earthed switch pull bar (8), ground connection pin (7) drops in the gliding groove (14) of sliding support plate (12), isolating switch slip connecting lever (3) and earthed switch slip connecting lever (6) other end difference corresponding spacer pin (4) and ground connection pin (7) are provided with chute A(31), chute B(61), also be fixed with isolation connecting lever support (15) on support (11), earthed crank arm support (16), isolation connecting lever (9) one ends are rotatably connected on isolation connecting lever support (15), the other end is rotationally connected on isolating switch pull bar (5), earthed crank arm (10) one ends are rotatably connected on earthed crank arm support (16), the other end is rotationally connected on earthed switch slip connecting lever (6).
2. the Bidirectional bi-travel operating mechanism for three station vacuum arc extinguish chambers according to claim 1, it is characterized in that: it is the distance of opening of vacuum interrupter (2) isolating switch that described isolation connecting lever (9) drives isolating switch pull bar (5) mobile stroke in upper hopper chute (13), and it is the distance of opening of vacuum interrupter (2) earthed switch that earthed crank arm (10) drives earthed switch slip connecting lever (6) mobile stroke in gliding groove (14).
3. the Bidirectional bi-travel operating mechanism for three station vacuum arc extinguish chambers according to claim 1, it is characterized in that: when described isolating switch slip connecting lever (3) is grounded switch lever (8) drive action at earthed switch slip connecting lever (6), spacer pin (4) is at chute A(31) in slide, do not drive isolating switch pull bar (5); Described earthed switch slip connecting lever (6) is when isolating switch slip connecting lever (3) is isolated switch pull bar (5) and drives action, and spacer pin (4) is at chute B(61) in slip, do not drive earthed switch pull bar (8).
4. the Bidirectional bi-travel operating mechanism for three station vacuum arc extinguish chambers according to claim 1, it is characterized in that: described isolation connecting lever (9) is driven by Isolation input axle (91) and rotates, drive isolating switch pull bar (5), drive by isolating switch pull bar (5) insulated tension pole (21) that isolating switch slip connecting lever (3) passes to three vacuum interrupters (2), three-phase ganged drives the divide-shut brake action of isolating switch.
5. the Bidirectional bi-travel operating mechanism for three station vacuum arc extinguish chambers according to claim 1, it is characterized in that: described earthed crank arm (10) is driven by ground connection power shaft (101) and rotates, drive earthed switch pull bar (8), drive by earthed switch pull bar (8) insulated tension pole (21) that earthed switch slip connecting lever (6) passes to three vacuum interrupters (2), three-phase ganged drives the divide-shut brake action of earthed switch.
CN 201220082656 2012-03-06 2012-03-06 Bidirectional duel overtravel operation mechanism for three-position vacuum interrupter Withdrawn - After Issue CN202977295U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220082656 CN202977295U (en) 2012-03-06 2012-03-06 Bidirectional duel overtravel operation mechanism for three-position vacuum interrupter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220082656 CN202977295U (en) 2012-03-06 2012-03-06 Bidirectional duel overtravel operation mechanism for three-position vacuum interrupter

Publications (1)

Publication Number Publication Date
CN202977295U true CN202977295U (en) 2013-06-05

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102592882A (en) * 2012-03-06 2012-07-18 中能电气(福清)有限公司 Bidirectional bi-travel operating mechanism for three-station vacuum arc extinguish chamber
ES2609049A1 (en) * 2015-10-13 2017-04-18 Ormazabal Corporate Technology, A.I.E. Control system for high-voltage electrical devices (Machine-translation by Google Translate, not legally binding)
CN110610832A (en) * 2019-10-11 2019-12-24 北京中车赛德铁道电气科技有限公司 Sliding high-voltage isolating switch

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102592882A (en) * 2012-03-06 2012-07-18 中能电气(福清)有限公司 Bidirectional bi-travel operating mechanism for three-station vacuum arc extinguish chamber
CN102592882B (en) * 2012-03-06 2015-06-24 中能电气(福清)有限公司 Bidirectional bi-travel operating mechanism for three-station vacuum arc extinguish chamber
ES2609049A1 (en) * 2015-10-13 2017-04-18 Ormazabal Corporate Technology, A.I.E. Control system for high-voltage electrical devices (Machine-translation by Google Translate, not legally binding)
CN110610832A (en) * 2019-10-11 2019-12-24 北京中车赛德铁道电气科技有限公司 Sliding high-voltage isolating switch
CN110610832B (en) * 2019-10-11 2021-05-04 北京中车赛德铁道电气科技有限公司 Sliding high-voltage isolating switch

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RGAV Abandon patent right to avoid regrant
AV01 Patent right actively abandoned

Granted publication date: 20130605

Effective date of abandoning: 20150624