CN105006399B - The limiting device of three station operating mechanism of high voltage isolator - Google Patents
The limiting device of three station operating mechanism of high voltage isolator Download PDFInfo
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- CN105006399B CN105006399B CN201510411591.6A CN201510411591A CN105006399B CN 105006399 B CN105006399 B CN 105006399B CN 201510411591 A CN201510411591 A CN 201510411591A CN 105006399 B CN105006399 B CN 105006399B
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- group key
- hole
- rear bulkhead
- fixed
- ground connection
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/003—Earthing switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor
- H01H3/3047—Power arrangements internal to the switch for operating the driving mechanism using spring motor adapted for operation of a three-position switch, e.g. on-off-earth
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Abstract
The limiting device of three station operating mechanism of high voltage isolator.Belong to high voltage isolator component.It is characterized in that: from being fixed on forward and backward partition, with limit energy-stored spring both ends guiding group key position 4 limited posts, fixed limited post is constituted in the fastening screw on rear bulkhead, regulation limiting device with the adjusting bolt that corresponding guiding group key limits direction and angle；The cylinder end of the limited post penetrates in the through-hole in front baffle, and the block end of limited post is caught in the through-hole of rear bulkhead.Through on probation, it shows compared with prior art: be fixed on forward and backward partition 2 points is become from 1 be fixed on rear bulkhead the point of the prior art, energy-stored spring both ends guiding group key has necessarily been shared to the impact force of locating part, to significantly extend to degree the service life of locating part；Limiting device not only passes through fastening screw and is fixed on rear bulkhead, but also is penetrated in the through-hole in front baffle by one end, and dismounting maintenance is more convenient simple.
Description
Technical field
It is especially a kind of the invention belongs to be matched in the component of three station operating mechanism of primary power distribution cabinet mesohigh disconnecting switch
The limiting device of three station operating mechanism of high voltage isolator.
Background technique
Disconnecting switch as high pressure inlet wire bus for connecting in high pressure primary power distribution cabinet, isolation and feeder equipment are grounded
It is used.It is needed with following three functional location: disconnecting switch is connected, that is, is closed a floodgate: being connect feeder equipment by electricity with bus；
Disconnecting switch isolation, i.e. separating brake: it disconnects feeder equipment with bus and separates；Disconnecting switch ground connection, i.e. ground terminal are closed a floodgate, and make to feed
Under no load, ground terminal closes a floodgate and reliable ground device, guarantees feed dress load side safety and maintenance personnel
Personal safety.In order to realize splitting or integrating lock and the ground connection of disconnecting switch, three electric or hand station operating mechanisms are needed to configure.
Prior art ZL 201420373714.2 discloses a kind of three station list spring manual double-shaft of high voltage isolator operation
Mechanism, as shown in figure 3, it is characterized in that including institutional framework 011, the institutional framework is by being configured at the configuration that is parallel to each other of quadrangle
4 connection columns, be successively linked in the foreboard of the configuration that is parallel to each other on 4 connection columns, front baffle 0113, rear bulkhead 0114,
Back plate is constituted, and further includes the on/off switch operating assembly for being configured at institutional framework side, configuring across front baffle, rear bulkhead, back plate
012, the ground connection operating assembly 013 for being configured at the institutional framework other side, being configured across front baffle, rear bulkhead, back plate, before being configured at
Energy storage component 014 between partition and rear bulkhead, the locking assembly 015 being configured between foreboard and front baffle:
On/off switch operating assembly 012 include be configured at institutional framework side, be combined with bearing shell actively pass through front baffle, after
The on/off switch operating shaft of partition is provided with on/off switch handle hole for on/off switch operating shaft operation end on foreboard, and axis is connected to conjunction
The drive shaft of sub-switching operation axis connection end end, one end axis is connected to driveshaft end, the other end is combined with bearing shell and actively passes through
Back plate and using when can axis connect the output shaft of high voltage isolator shaft, be fixed on drive shaft axis connects output shaft one end and plate
Face be provided with 2 pillars on/off switch operation driving plate, be fixed on output shaft connect drive shaft one end, offer predetermined angular fan
The combined floodgate locating part that the output board in shape arc hole is fixed in back plate, restriction output shaft is cooperated to turn to closing position, after being fixed on
On plate, restriction output shaft is cooperated to turn to the separating brake locating part of open position, is matched with splitting or integrating lock locating part and is abutted in output shaft
Design has position limit arm at back plate, and it is 2 operated in driving plate by the on/off switch that one end axis, which is connected to driveshaft end,
A pillar insertion is fixed on output shaft and connects what 2 fan-shaped arc holes on the output board of drive shaft one end were realized；
Ground connection operating assembly 013 include be located at on/off switch operating shaft same straight line configuration in the institutional framework other side, match
The ground connection operating shaft for having bearing shell actively to pass through front baffle, rear bulkhead, back plate is closed, is set on foreboard for ground connection operating shaft operating side
Be equipped with ground connection handle hole, be actively socketed in positioned at rear bulkhead and back plate the periphery of operating shaft indirectly and via pins be linked in
The ground connection being grounded in operating shaft operates axle sleeve, be fixed on ground connection operation axle sleeve periphery, offer predetermined angular fan-shaped arc hole
Ground connection operation driving plate, one end is linked in ground connection operation driving plate through the pin across fan-shaped arc hole, the other end is passed through across output
The pin of pinned hole is linked in the doubly-linked plate of output board on plate；
Energy storage component 014 includes a pair of of on/off switch behaviour be fixed on on/off switch operating shaft and be located at forward and backward partition part periphery
Make guiding group key 0141, is fixed on ground connection operating shaft and is located at front baffle, a pair of of ground connection operational guidance group of rear bulkhead portion perimeter
Key 0142, one end is actively coupled between a pair of of on/off switch operational guidance key 0141, the other end is actively coupled a pair of of ground connection behaviour
Make the energy-stored spring 0143 between feather key 0142, is fixed on rear bulkhead 0114, restriction 0143 both ends of energy-stored spring is cooperated to lead
To 4 locating parts 0144,0145,0146,0147 of the turned position of group key；Since Fig. 3 is positive schematic diagram, only illustrate only
0144,0146 in 4 locating parts.Fig. 4 is the partial structurtes of locating part 0144 therein, it is shown which is provided with fixed spiral shell
Wire hole and the through-hole passed through for adjusting bolt.
Locking assembly 015 includes the conjunction point for being fixed on portion perimeter of the on/off switch operating shaft between foreboard, front baffle
Lock latch plate, be fixed on ground connection operating shaft between foreboard, front baffle portion perimeter and with the same straight line of on/off switch latch plate
The ground connection latch plate of configuration, actively across foreboard, front baffle and the finger for being configured at closing locking plate and being grounded latch plate
Show board axis, be fixed on direction board axis periphery and the direction board latch plate with closing locking plate, the ground connection same straight line configuration of latch plate,
It is fixed on direction board axis periphery and abuts the locking disc of foreboard.
This three station list spring manual double-shaft of high voltage isolator operation disclosed in prior art ZL 201420373714.2
Energy-stored spring " is dexterously connected between on/off switch operating shaft and ground connection operating shaft in structure, utilizes when in use by mechanism
The variation of piece energy-stored spring both ends position is closed a floodgate, separating brake, the required energy-stored spring elastic potential energy of ground connection operation, "
" predetermined angular α is turned over up to after critical point of the energy-stored spring from energy storage to release in on/off switch operating shaft, the spring of energy storage is in elasticity
Restore that on/off switch operating shaft is promoted to continue to rotate to closing position under power drive, to drive output shaft quick rotation to closing position
It sets." or " turn over predetermined angular β up to after critical point of the energy-stored spring from energy storage to release in ground connection operating shaft, the spring of energy storage exists
Promote to be grounded operating shaft continuation quickly under elastic restoring force driving to earthing position rotation, by driving doubly-linked plate and output board to make
Output shaft quick rotation is to earthing position." but in actual use, just since " one end is actively coupled a pair of of on/off switch operation
Between feather key, the other end be actively coupled the energy-stored spring between a pair of of ground connection operational guidance key " the facing to release in energy storage
Strength rapidly rushes at disconnecting switch closing position, open position, ground terminal closing position, this brute force attack quilt after boundary's point
" be fixed on rear bulkhead, cooperate 4 locating parts for limiting the turned position of energy-stored spring both ends guiding group key " limit is prevented, is caused
Make in this three station list spring manual double-shaft operating mechanism of high voltage isolator disclosed in prior art ZL201420373714.2
4 locating parts by brute force attack；Since 4 locating parts are only unidirectionally fixed on rear bulkhead, 4 locating parts can't bear
Brute force attack and service life is not grown, need to safeguard replacement frequently；And due to needing after maintenance replacement according to energy-stored spring two
The turned position of guiding group key is held to adjust limit direction and angle between 4 locating parts and energy-stored spring both ends guiding group key accurate
Relative position, with reach combined floodgate, separating brake, ground connection optimum efficiency.And prior art ZL 201420373714.2 it is disclosed this
After 4 locating parts in kind of three station list spring manual double-shaft operating mechanism of high voltage isolator are just only unidirectionally fixed on due to it
On partition, often it is difficult to precisely adjust through adjusting bolt thereon when safeguarding replacement to reaching combined floodgate, separating brake, ground connection most
Good effect limits direction and angular relative position between the guiding group key of energy-stored spring both ends.
It is obviously prolonged it can be seen that studying and designing a kind of service life, convenient high voltage isolator three is replaced in maintenance
The limiting device structure of station operating mechanism is necessary.
Summary of the invention
It the purpose of the present invention is overcome the deficiencies in the prior art, studies and designs a kind of service life and be obviously prolonged, safeguard
Replace the limiting device structure of convenient three station operating mechanism of high voltage isolator.
Realizing the technical solution of the object of the invention is: a kind of limiting device of three station operating mechanism of high voltage isolator,
Including institutional framework, the on/off switch operating assembly for being configured at institutional framework side, configuring across front baffle, rear bulkhead, back plate is matched
The ground connection operating assembly for being placed in the institutional framework other side, configuring across front baffle, rear bulkhead, back plate is configured at front baffle with after
Energy storage component between partition, the locking assembly being configured between foreboard and front baffle, the energy storage component include being fixed on conjunction
A pair of of on/off switch operational guidance group key of portion perimeter of the sub-switching operation axle position between front baffle, rear bulkhead, is fixed on ground connection
Operating shaft is located at a pair of of ground connection operational guidance group key of forward and backward partition part periphery, and one end is actively coupled a pair of of on/off switch behaviour
Make between feather key, the other end is actively coupled energy-stored spring between a pair of of ground connection operational guidance key, it is characterized in that: by fixing
In on forward and backward partition, cooperation limit 4 limited posts of energy-stored spring both ends guiding group key position, fixed limited post is in rear bulkhead
Upper fastening screw adjusts the adjusting bolt for limiting direction and angle with corresponding guiding group key and constitutes.
The purpose of the present invention can also take following further technical measures to realize:
The cylinder end of the limited post penetrates in the through-hole in front baffle, and the block end of limited post is caught in the through-hole of rear bulkhead
In.
The block end end of the limited post is matched with rectangular through-hole on rear bulkhead and has and be matched with fastening screw
The rectangle pillar for using screw hole is fastened, is also devised on the block end of limited post for across the through-hole for adjusting bolt.
The specific structure of the limiting device for three station operating mechanism of high voltage isolator that the present invention is implemented and assembly
Process is as follows:
By taking limiting device 144 as an example, as shown in Figure 5,6, it will first correspond to the tune in the limit direction of guiding group key 141 and angle
Section bolt 1443 puts on through-hole 14412 of the butterfly spring on 1441 block end of limited post, revolves in the other end for passing through through-hole
Top nut, appropriate tightening nut；Then the cylinder end of limited post 1441 is penetrated in the through-hole in front baffle 113, limited post
There is the rectangle pillar 14411 for being matched with 1442 fastening screw hole of fastening screw to be caught in rear bulkhead 114 at 1441 block end
Rectangular through-hole in；It by fastening screw hole that fastening screw 1442 is put on 1441 block end moment shape pillars 14411 and revolves again
It fastens；Last limit direction and angle according to corresponding to guiding group key 141 passes through through-hole by adjusting bolt 1443
14412 other end screws or unclamps nut, reaches precise fine-adjustment using butterfly spring is elastic on 1443 sets of bolt of adjusting.
Operation of the limiting device for three station operating mechanism of high voltage isolator that the present invention is implemented in three stations
Journey is as follows:
Separating brake station: as shown in fig. 7, the axial gap of on/off switch operating shaft, ground connection operating shaft is the same as in upper left, energy storage bullet
Spring is in non-energy storage state, the regulation in the fan-shaped arc hole opened up on the predetermined angular α in the fan-shaped arc hole that output board opens up, driving plate
Angle beta is in initial position, and direction board is upward, and the locking plate edge on axis shelters from the one of on/off switch operating shaft operating side
Part is not available specific purpose tool and butts up against on/off switch operating shaft, i.e. on/off switch operating shaft is blocked；At this point, such as institute in Fig. 7
Show, the guiding group key 141,142 at the both ends of energy-stored spring 143 is limited the limit of device 145,146.
Combined floodgate station: as shown in figure 8, with direction board is stirred counterclockwise to downward manually, the locking disc on its axis is driven to turn
The part for sheltering from on/off switch operating shaft operating side is crossed, exposes on/off switch operating shaft operating side, butts up against conjunction using specific purpose tool
Sub-switching operation axis rotates counterclockwise on/off switch operating shaft and carries out energy storage to energy-stored spring, since output board offers fan-shaped arc hole
Predetermined angular α, the predetermined angular β in fan-shaped arc hole is offered in driving plate, on/off switch operating shaft drives drive shaft to walk idle running, defeated
Shaft, ground connection operating shaft are motionless, and when on/off switch operating shaft is rotated up to predetermined angular α, energy-stored spring reaches energy storage to releasing at this time
When the critical point put, the energy-stored spring of energy storage to maximum flexibility potential energy promote under elastic restoring force driving on/off switch operating shaft after
Continue and rotated to closing position, to drive output shaft quick rotation to closing position, in the process in on/off switch operating shaft
On/off switch latch plate interferes direction board latch plate, and periphery and the locking disc against foreboard on direction board axis is driven to turn to edge screening
A part of gear ground connection operating shaft operating side, ground connection operation are blocked；At this point, as shown in Figure 8, the both ends of energy-stored spring 143
Guiding group key 141,142 be limited device 144,146 limit.
It is grounded station: before carrying out ground connection operation, rotating clockwise ground connection operating shaft in advance, carry out and closing operation process
The opposite process by closing a floodgate to separating brake station, that is, be returned to position as shown in Figure 4；Then it is butted up against and is connect using specific purpose tool
Ground operating shaft carries out energy storage to energy-stored spring as shown in figure 9, rotating counterclockwise ground connection operating shaft, since output board offers fan
The predetermined angular β in fan-shaped arc hole is offered on the predetermined angular α in shape arc hole, driving plate, ground connection operating shaft drives drive shaft to walk sky
Journey, output shaft, ground connection operating shaft are motionless, and when ground connection operating shaft is rotated up to predetermined angular β, energy-stored spring reaches energy storage extremely at this time
When the critical point of release, the energy-stored spring of energy storage to maximum flexibility potential energy promote to be grounded under elastic restoring force driving operating shaft after
Continue and rotated to earthing position, to drive output shaft quick rotation to closing position, is grounded connecing in operating shaft in the process
Ground latch plate interferes direction board latch plate, drives periphery on direction board axis and the locking disc against foreboard turns to edge and blocks conjunction
A part of sub-switching operation axis operating side, closing operation are blocked: at this point, as shown in Figure 9, the both ends of energy-stored spring 143
Guiding group key 141,142 is limited the limit of device 141,147.
The limiting device for three station operating mechanism of high voltage isolator that the present invention is implemented, through the on probation and prior art
Compared to show it is following the utility model has the advantages that
1, service life is obviously prolonged.This high_voltage isolation disclosed in ZL 201420373714.2 compared with the prior art
4 locating parts being only unidirectionally fixed on rear bulkhead in three station list spring manual double-shaft operating mechanism of switch, the present invention are real
The limiting device for three station operating mechanism of high voltage isolator applied not only passes through fastening screw and is fixed on rear bulkhead, and
And the other end of limiting device is fixed in front baffle by the limited post configured by forward and backward divider upright, bears energy-stored spring
Strength is rapidly rushed in disconnecting switch closing position, open position, ground terminal closing position after energy storage to the critical point of release
The stress point for setting brute force attack power becomes solid from 1 be fixed on rear bulkhead the point of prior art ZL 201420373714.2
Due to 2 points on forward and backward partition, energy-stored spring both ends guiding group key has necessarily been shared to the impact force of limiting device, thus
Significantly extend to degree the service life of limiting device.
2, maintenance replacement is more convenient.This high_voltage isolation disclosed in ZL 201420373714.2 compared with the prior art
4 locating parts being only unidirectionally fixed on rear bulkhead in three station list spring manual double-shaft operating mechanism of switch, the present invention are real
The limiting device for three station operating mechanism of high voltage isolator applied not only passes through fastening screw and is fixed on rear bulkhead, and
And penetrated in the through-hole in front baffle by one end, maintenance replacement seems convenient for disassembly and assembly, is needed after replacement according to energy-stored spring two
The turned position of end guiding group key adjusts and limits direction between limited post and energy-stored spring both ends guiding group key in 4 locating parts
And angle relative position when, since the cylinder end of limited post is penetrated in the through-hole in front baffle, the dismounting of limited post is more
It is convenient simple, when adjustment is corresponding to the nut of guiding group key limit direction and angle adjusted on bolt, it is more easier to accomplish essence
Really fine tuning.
Detailed description of the invention
Fig. 1 is the positive schematic diagram for meeting present subject matter structure；Fig. 2 is the reversed signal for meeting present subject matter structure
Figure；Fig. 3 is three station operating mechanism of high voltage isolator disclosed in prior art ZL 201420373714.2 and locating part signal
Figure；Fig. 4 is the locating part perspective of three station operating mechanism of high voltage isolator disclosed in prior art ZL 201420373714.2
Schematic diagram；Fig. 5 is embodiment limited post perspective diagram in the limiting device of high voltage isolating switch operating mechanism of the invention；Figure
6 be the limiting device embodiment assembling schematic diagram of high voltage isolating switch operating mechanism of the invention；Fig. 7,8,9 are corresponding respectively
4 limiting device position views of the invention when in use of the present invention in separating brake station, combined floodgate station, ground connection station.
Specific embodiment
Implementation detail of the invention is described as follows with reference to the accompanying drawing:
As shown in Fig. 1,2,5,6, a kind of limiting device of three station operating mechanism of high voltage isolator, including institutional framework
11, the on/off switch operating assembly 12 for being configured at institutional framework side, being configured across front baffle 113, rear bulkhead 114, back plate, configuration
In the institutional framework other side, across front baffle 113, rear bulkhead 114, back plate configuration ground connection operating assembly 13, be configured at before every
Energy storage component 14 between plate 113 and rear bulkhead 114, the locking assembly 15 being configured between foreboard and front baffle 113, the storage
Energy component includes the pairing point for being fixed on the portion perimeter that on/off switch operating shaft is located between front baffle, rear bulkhead 113,114
Lock operational guidance group key 141 is fixed on a pair of of ground connection operation that ground connection operating shaft is located at forward and backward partition 113,114 portion perimeters
Guiding group key 142, one end is actively coupled between a pair of of on/off switch operational guidance key 141, the other end is actively coupled a docking
Energy-stored spring 143 between ground operational guidance key 142, it is characterized in that: from being fixed on forward and backward partition 113,114, with limit
143 both ends guiding group key 142 of energy-stored spring, 143 positions 4 limited posts 1441,1451,1461,1471, fixed limited post in
Fastening screw 1442,1452,1462,1472 on rear bulkhead, adjust with corresponding guiding group key 141,142 limit direction and
The adjusting bolt 1443,1453,1463,1473 of angle is constituted.
As shown in Fig. 1,2,6, the cylinder end of the limited post 1441,1451,1461,1471 is penetrated in front baffle 113
In through-hole, the block end of limited post 1441,1451,1461,1471 is caught in the through-hole of rear bulkhead 114.Its technical effect is that will
The strong impact of 142,143 pairs of 143 both ends guiding group key of energy-stored spring adjusting 1443,1453,1463,1473 ends of bolt is held
Stress point, which increases, is on forward and backward partition at two, and cylinder end penetrate limited post 1441 in the through-hole in front baffle 113,
1451,1461,1471, dismount more convenient simple, adjusting of the adjustment corresponding to the limit direction of guiding group key 141,142 and angle
It is more easier to accomplish precise fine-adjustment when bolt 1443,1453,1463,1473 phase position.
It as shown in Figure 5,6, is embodiment with limited post 1441, the block end end of the limited post 1441 is after being matched with
On partition 114 rectangular through-hole and have and be matched with the rectangle pillar 14411 of 1442 fastening screw hole of fastening screw, limit
It is also devised on the block end of column 1441 for across the through-hole 14412 for adjusting bolt 1443.
Self-evident, the structure of the limited post 1451,1461,1471 is identical as limited post 1441, for simplicity, only
It is embodiment explanation with limited post 1441, other limited posts 1451,1461,1471 do not remake figure explanation.
Claims (3)
1. a kind of limiting device of three station operating mechanism of high voltage isolator, including institutional framework (11), are configured at mechanism frame
Frame side, the on/off switch operating assembly (12) configured across front baffle (113), rear bulkhead (114), back plate, are configured at mechanism frame
The frame other side, the ground connection operating assembly (13) configured across front baffle (113), rear bulkhead (114), back plate, are configured at front baffle
(113) energy storage component (14) between rear bulkhead (114), the locking assembly being configured between foreboard and front baffle (113)
(15), the energy storage component includes being fixed on on/off switch operating shaft to be located at portion perimeter between front baffle, rear bulkhead (113,114)
A pair of of on/off switch operational guidance group key (141), be fixed on ground connection operating shaft be located at part between forward and backward partition (113,114)
A pair of of ground connection operational guidance group key (142) of periphery, one end be actively bound up on a pair of of on/off switch operational guidance group key (141) it
Between, the other end be actively bound up on the energy-stored spring (143) between a pair of of ground connection operational guidance group key (142), it is characterized in that: institute
Stating limiting device further includes being fixed on forward and backward partition (113,114), for limiting a pair of of on/off switch operational guidance group key, one
To 4 limited posts (1441,1451,1461,1471) of ground connection operational guidance group key (141,142) position, 4 limited posts are fixed
(1441,1451,1461,1471) in the fastening screw (1442,1452,1462,1472) on rear bulkhead, for adjusting a pair
The adjusting bolt of on/off switch operational guidance group key, a pair of of ground connection operational guidance group key (141,142) limit direction and angle
(1443,1453,1463,1473)；The through-hole on limited post block end is passed through on the adjusting bolt sleeve after butterfly spring, is being worn
The other end for crossing through-hole is screwed with nut.
2. the limiting device of three station operating mechanism of high voltage isolator according to claim 1, it is characterized in that the limit
Position column (1441,1451,1461,1471) cylinder end penetrate in the through-hole on front baffle (113), limited post (1441,1451,
1461,1471) block end is caught in the through-hole of rear bulkhead (114).
3. the according to claim 1, limiting device of three station operating mechanism of high voltage isolator described in 2, it is characterized in that described
The block end end of limited post (1441) is matched with rectangular through-hole on rear bulkhead (114) and has and be matched with fastening screw
(1442) the rectangle pillar (14411) for using screw hole is fastened, is also devised on the block end of limited post (1441) for across adjusting
The through-hole (14412) of bolt (1443).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510411591.6A CN105006399B (en) | 2015-07-10 | 2015-07-10 | The limiting device of three station operating mechanism of high voltage isolator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510411591.6A CN105006399B (en) | 2015-07-10 | 2015-07-10 | The limiting device of three station operating mechanism of high voltage isolator |
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| CN105006399A CN105006399A (en) | 2015-10-28 |
| CN105006399B true CN105006399B (en) | 2019-01-29 |
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| CN111009441A (en) * | 2019-12-05 | 2020-04-14 | 江苏南瑞帕威尔电气有限公司 | Isolation-grounding three-position switch operating mechanism of gas-filled switch cabinet |
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| CN104078267A (en) * | 2014-07-04 | 2014-10-01 | 句容华源电器设备有限公司 | Three-position, single-spring and double-shaft manual operation mechanism of high voltage isolator |
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| CN2629192Y (en) * | 2003-03-13 | 2004-07-28 | 埃尔凯电器（珠海）有限公司 | Operating device for loading switch |
| CN201256106Y (en) * | 2008-10-22 | 2009-06-10 | 北京维益埃电气有限公司 | High voltage switch operation mechanism |
| JP5210836B2 (en) * | 2008-12-10 | 2013-06-12 | 株式会社日立製作所 | Switch manual operation device |
| MY165473A (en) * | 2010-11-04 | 2018-03-23 | Larsen & Toubro Ltd | An improved mechanical interlock, dual toggling and three position mechanism of an electrical load break switch |
| CN202996698U (en) * | 2012-12-31 | 2013-06-12 | 深圳市金能源电器有限公司 | Separable vacuum load switch operating mechanism |
| CN203118802U (en) * | 2013-04-01 | 2013-08-07 | 石家庄科林电气设备有限公司 | Three-position spring operation mechanism |
| CN103956278B (en) * | 2014-04-10 | 2016-05-25 | 北京华电瑞通电力工程技术有限公司 | For the operating mechanism of high-voltage switch gear controller switching equipment |
| CN204011153U (en) * | 2014-07-29 | 2014-12-10 | 广东阿尔派电力科技股份有限公司 | Ring main unit operation interlocking device |
| CN204834468U (en) * | 2015-07-10 | 2015-12-02 | 镇江华源晋昌电器有限公司 | Three station operating device's of high voltage isolator stop device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104078267A (en) * | 2014-07-04 | 2014-10-01 | 句容华源电器设备有限公司 | Three-position, single-spring and double-shaft manual operation mechanism of high voltage isolator |
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| CN105006399A (en) | 2015-10-28 |
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