CN206059215U - A kind of five anti-mechanical latching interlock of high-tension switch cabinet - Google Patents
A kind of five anti-mechanical latching interlock of high-tension switch cabinet Download PDFInfo
- Publication number
- CN206059215U CN206059215U CN201621031905.6U CN201621031905U CN206059215U CN 206059215 U CN206059215 U CN 206059215U CN 201621031905 U CN201621031905 U CN 201621031905U CN 206059215 U CN206059215 U CN 206059215U
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- CN
- China
- Prior art keywords
- switch
- main shaft
- circuit breaker
- vacuum circuit
- xiamen
- 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
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Abstract
The utility model discloses a kind of five anti-mechanical latching interlock of high-tension switch cabinet, including cabinet, one medial wall of the cabinet is fixed with vacuum circuit breaker, the side of the vacuum circuit breaker is provided with vacuum circuit breaker main shaft, the vacuum circuit breaker main shaft is connected with disconnecting switch Xiamen deadlock lever by vacuum circuit breaker main shaft interlocking steel wire rope, the vacuum circuit breaker interlocking baffle plate is connected with disconnecting switch main shaft synchronous cam, the disconnecting switch main shaft synchronous cam is fixedly connected with disconnecting switch main shaft, the disconnecting switch main shaft synchronous cam is connected with earthed switch handle hole baffle plate by disconnecting switch main shaft connecting lever, another medial wall of the cabinet is provided with earthed switch.The five anti-mechanical latching interlock of high-tension switch cabinet, with the good mechanical type locking disc type incorrect operation preventing interlocking apparatus of single attractive in appearance, easy for installation, part universality between certain versatility, structure, can be such that interlock realizes naturally in operation.
Description
Technical field
This utility model belongs to high-tension switch cabinet technical field, and in particular to a kind of five anti-mechanical latching of high-tension switch cabinet joins
Locking device.
Background technology
XGN15-12 high-tension switch cabinets are the visual plants in power supply-distribution system, include vacuum circuit breaker, disconnecting switch
And earthed switch, in order to " five prevent " that meet high-tension switch cabinet is required, i.e.,：1. mistake point, falsely close circuit breaker, disconnecting switch are prevented.
(only operational order and operation equipment correspondence, state is consistent could be to being operated by operation equipment) 2. prevent on-load point,
Close on-load switch.Make and break road when (breaker closing state is unable to disconnecting switch operation) 3. prevents earthed switch in the close position
Device, disconnecting switch.(only when earthed switch is in gate-dividing state, could close disconnecting switch, could close chopper) 4. prevents
Powered mistiming closes earthed switch.(only in breaker open operation state, ability disconnecting switch operation could close earthed switch) 5. prevents
Only mistakenly entering charged chamber.(when being only spaced not charged, could enter interval) is by the regulation of GB/T11022-1999, high-voltage switch gear
Interlocking should be installed between the different elements of cabinet.
A kind of conventional interlock device used between vacuum circuit breaker and mechanical latching plate, is big in vacuum circuit breaker output
Moving connecting mechanism locking plate on fanning strip on axle, when vacuum breaker closing, exports big axle and drives fanning strip to rotate, fan
Shape piece pushing mechanism locking plate moves and supports shift fork to shift fork, and now, shift fork cannot rotate to " disjunction locking " position；Instead
It, when vacuum breaker open operation, mechanism's locking plate is separated with shift fork, and shift fork can rotate to " disjunction locking " position.Make
With during, certain abrasion is caused in junction that can be to mechanism's locking plate with fanning strip, so as to cause interlocking unreliable, and
The length of mechanism's locking plate is fixed, and cannot also realize that precision is adjusted.
Utility model content
The purpose of this utility model is to provide a kind of five anti-mechanical latching interlock of high-tension switch cabinet, above-mentioned to solve
The problem proposed in background technology.
For achieving the above object, this utility model provides following technical scheme：A kind of five anti-mechanical latching of high-tension switch cabinet
Interlock, including cabinet, a medial wall of the cabinet are fixed with vacuum circuit breaker, and the side of the vacuum circuit breaker sets
There is vacuum circuit breaker main shaft, the vacuum circuit breaker main shaft is by vacuum circuit breaker main shaft interlocking steel wire rope and disconnecting switch Xiamen
Deadlock lever is connected, and the vacuum circuit breaker main shaft interlocking steel wire rope is bypassed directive wheel and fixed with vacuum circuit breaker interlocking baffle plate
Connection, the vacuum circuit breaker interlocking baffle plate are connected with disconnecting switch main shaft synchronous cam, and the disconnecting switch main shaft is synchronously convex
Wheel is fixedly connected with disconnecting switch main shaft, and the disconnecting switch main shaft synchronous cam is opened by disconnecting switch main shaft connecting lever and ground connection
Close handle hole baffle plate to be connected, another medial wall of the cabinet is provided with earthed switch, and the main shaft of the earthed switch leads to
Cross steel wire rope to be connected with earthed switch Xiamen deadlock lever, under the top of earthed switch Xiamen deadlock lever and earthed switch
Door lock rod is fixedly connected, and the upper end of disconnecting switch Xiamen deadlock lever is by lock rod spring and disconnecting switch below disconnecting switch
The connection of lower door lock rod, under the disconnecting switch, door lock rod is connected with the second torsion spring by connector, second torsion spring and is grounded
Switch spindle synchronous cam connects, and the grounding switch main shaft synchronous cam is fixed on grounding switch main shaft, and the ground connection
Switch spindle synchronous cam is connected with isolator operation hole baffle plate, and the grounding switch main shaft is turned with grounding switch main shaft
Arm connects, and the grounding switch main shaft is connected with earthed switch Xiamen blocking lever, and earthed switch Xiamen blocking lever passes through bullet
Spring is fixedly connected with Xiamen slide block, and the Xiamen slide block is slidably connected with cross bar.
Preferably, the upper end of the disconnecting switch main shaft synchronous cam is provided with disconnecting switch status display panel.
Preferably, lock rod spring below disconnecting switch is cased with the outside of the upper end of disconnecting switch Xiamen deadlock lever.
Preferably, earthed switch Xiamen lock rod spring is cased with the outside of the upper end of earthed switch Xiamen deadlock lever.
Preferably, the vacuum circuit breaker interlocking baffle plate is connected with the first torsion spring.
Preferably, the upper end of the grounding switch main shaft synchronous cam 17 is provided with earthed switch status display panel 12.
Preferably, the side of the disconnecting switch main shaft connecting lever 15 is provided with the 3rd torsion spring 28.
Technique effect of the present utility model and advantage：The five anti-mechanical latching interlock of high-tension switch cabinet, with certain
The good mechanical type locking disc type incorrect operation preventing interlocking apparatus of single attractive in appearance, easy for installation, part universality, energy between versatility, structure
Interlock is made to realize naturally in operation.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the side view in Fig. 1 of the present utility model；
Fig. 3 is side view of the present utility model；
Fig. 4 is front view of the present utility model；
Fig. 5 is panel figure structure schematic representation of the present utility model.
In figure：1 cabinet, 2 vacuum circuit breakers, 3 earthed switches, 4 disconnecting switch Xiamen deadlock levers, 5 Xiamen slide blocks, 6 ground connection
Door lock rod bullet under switch Xiamen deadlock lever, 7 vacuum circuit breaker main shafts interlocking steel wire rope, 8 vacuum circuit breaker main shafts, 9 earthed switches
Spring, 10 disconnecting switch main shafts, 11 grounding switch main shafts, 12 earthed switch status display panels, 13 disconnecting switch status display panels, 14
Grounding switch main shaft connecting lever, 15 disconnecting switch main shaft connecting levers, 16 disconnecting switch main shaft synchronous cams, 17 grounding switch main shaft synchronizations
Cam, 18 isolator operation hole baffle plates, 19 earthed switch handle hole baffle plates, 20 vacuum circuit breakers interlocking baffle plate, 21 directive wheels,
Lock rod spring below door lock rod, 24 disconnecting switch under 22 first torsion springs, 23 disconnecting switch, 25 earthed switch Xiamen blocking levers, 26
Door lock rod, 27 second torsion springs, 28 the 3rd torsion springs under earthed switch.
Specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only this utility model a part of embodiment, rather than whole
Embodiment.Based on the embodiment in this utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of this utility model protection.
This utility model provides five anti-mechanical latching interlock of a kind of high-tension switch cabinet as Figure 1-5, including
Cabinet 1, a medial wall of the cabinet 1-4 are fixed with vacuum circuit breaker 2, and the side of the vacuum circuit breaker 2 is provided with vacuum
Breaker main shaft 8, the vacuum circuit breaker main shaft 8 are closed with disconnecting switch Xiamen by vacuum circuit breaker main shaft interlocking steel wire rope 7
Locking bar 4 is connected, and lock rod spring 24 below disconnecting switch, institute are cased with the outside of the upper end of disconnecting switch Xiamen deadlock lever 4
State vacuum circuit breaker main shaft interlocking steel wire rope 7 and bypass directive wheel 21 and vacuum circuit breaker interlocking baffle plate 20 and be fixedly connected, it is described very
Empty chopper interlocking baffle plate 20 is connected with the first torsion spring 22, and the vacuum circuit breaker interlocking baffle plate 20 is synchronous with disconnecting switch main shaft
Cam 16 connects, and the upper end of the disconnecting switch main shaft synchronous cam 16 is provided with disconnecting switch status display panel 13, the isolation
Switch spindle synchronous cam 16 is fixedly connected with disconnecting switch main shaft 10, and the disconnecting switch main shaft synchronous cam 16 is by isolation
Switch spindle connecting lever 15 is connected with earthed switch handle hole baffle plate 19, and the side of the disconnecting switch main shaft connecting lever 15 is provided with
3rd torsion spring 28, another medial wall of the cabinet 1 are provided with earthed switch 3, and the main shaft of the earthed switch 3 passes through steel wire rope
It is connected with earthed switch Xiamen deadlock lever 6, top and the door lock rod under earthed switch of earthed switch Xiamen deadlock lever 6
26 are fixedly connected, and are cased with earthed switch Xiamen lock rod spring 9 on the outside of the upper end of earthed switch Xiamen deadlock lever 6, it is described every
The upper end for leaving pass Xiamen deadlock lever 4 is connected with door lock rod under disconnecting switch 23 by lock rod spring 24 below disconnecting switch, institute
State door lock rod 23 under disconnecting switch to be connected with the second torsion spring 27 by connector, second torsion spring 27 is same with grounding switch main shaft
Step cam 17 connects, and the upper end of the grounding switch main shaft synchronous cam 17 is provided with earthed switch status display panel 12, described to connect
Ground switch spindle synchronous cam 17 is fixed on grounding switch main shaft 11, and the grounding switch main shaft synchronous cam 17 with isolate
Switching manipulation hole baffle plate 18 is connected, and the grounding switch main shaft 11 is connected with grounding switch main shaft connecting lever 14, the ground connection
Switch spindle 11 is connected with earthed switch Xiamen blocking lever 25, and earthed switch Xiamen blocking lever 25 is slided with Xiamen by spring
Block 5 is fixedly connected, and the Xiamen slide block 5 is slidably connected with cross bar.
Operation principle：Due to disconnecting switch disjunction, earthed switch 3 is grounded so that disconnecting switch lower end is to ground connection in power distribution cabinet
Switch 3 not charged, service work can be carried out safely；Must there is flow process according to this device is default after the completion of service work
Carry out operating the power transmission work that could recover power distribution cabinet.
Closing Xiamen, disjunction earthed switch 3, in order to ensure the requirement of " mistakenly entering charged chamber ", this device is by being arranged on
On cabinet 1：Earthed switch Xiamen blocking lever 25, eliminates and is being not turned off Xiamen with regard to operational grounding switch 3 and disconnecting switch, institute
The potential safety hazard brought, after guaranteeing that Xiamen is closed, the Xiamen slide block 5 on Xiamen, by earthed switch Xiamen blocking lever 29, upwards
Jack-up, 3 handle hole of earthed switch are opened, and now earthed switch can carry out breaking operation.
Disconnecting switch closing operation：The breaking-closing operating of disconnecting switch must be in no load and earthed switch disjunction
In the case of could operate, cannot otherwise meet " prevent on-load point, close on-load switch " and " prevent earthed switch in closing
The requirement of conjunction chopper, disconnecting switch during position ", now hides as isolator operation hole is isolated switch handle hole baffle plate 18
Gear, it is impossible to operate, so must first by specific purpose tool insertion earthed switch Xiamen blocking lever 25, (cabinet front) is square clockwise
To being rotated by 90 °, disjunction earthed switch 3, while disjunction earthed switch 3, the ground connection being fixed on grounding switch main shaft 11 is opened
Close main shaft synchronous cam 17 to rotate, drive isolator operation hole baffle plate 18 and earthed switch status display panel 12 to move, open
Earthed switch Xiamen blocking lever 25, earthed switch status display " is divided ", and grounding switch main shaft connecting lever 14 pushes earthed switch Xiamen
Locking bar 26, pinning Xiamen prevents which from opening；If vacuum circuit breaker status display is " conjunction ", then grasped in disconnecting switch this moment
Make at hole, still also have vacuum circuit breaker interlocking baffle plate 20 to block, then just must be by vacuum circuit breaker disjunction, vacuum circuit breaker
During disjunction, its vacuum circuit breaker main shaft 8 can be by vacuum circuit breaker main shaft interlocking 7 drop-down vacuum circuit breaker of steel wire rope
Interlocking baffle plate 20, releasing are blocked to isolator operation hole, fully meet " prevent on-load point, close on-load switch " herein
Requirement.
Isolator operation hole can be inserted by specific purpose tool now, (cabinet front) direction rotates 65 ° clockwise, closes
Disconnecting switch is closed, the disconnecting switch main shaft synchronous cam 16 for being also secured to disconnecting switch main shaft 10 rotates, drive earthed switch
Handle hole baffle plate 19 shelters from earthed switch handle hole and disconnecting switch status display panel 13 moves and shows on panel and keep apart
Close " conjunction ", disconnecting switch main shaft connecting lever 15 pushes door lock rod 13 under disconnecting switch, pins Xiamen again；
Division vacuum circuit breaker：Can be closed a floodgate by the switch knob of vacuum circuit breaker 2, its vacuum in making process
Breaker main shaft 8 is swung up, and loosens to 7 pulling force of vacuum circuit breaker lock spindle steel wire rope, and vacuum circuit breaker interlocking baffle plate 20 exists
Pop up under the active force of the first torsion spring 22, on panel vacuum circuit breaker status display " conjunction " and shelter from disconnecting switch behaviour
Make hole, meet the requirement for being unable to on-load operation disconnecting switch (breaker closing state is unable to disconnecting switch operation).
Must be operated in a reverse order when needing interruption maintenance, i.e.,：1 first disjunction vacuum circuit breaker；2 disjunctions every
Leave pass；3 closed ground switch；Overhauled 4 opening Xiamen.
Finally it should be noted that：Preferred embodiment of the present utility model is the foregoing is only, this is not limited to
Utility model, although being described in detail to this utility model with reference to the foregoing embodiments, for those skilled in the art
For, which still can be modified to the technical scheme described in foregoing embodiments, or to which part technical characteristic
Equivalent is carried out, all within spirit of the present utility model and principle, any modification, equivalent substitution and improvements made etc.,
Should be included within protection domain of the present utility model.
Claims (7)
1. a kind of five anti-mechanical latching interlock of high-tension switch cabinet, including cabinet (1), it is characterised in that：The cabinet (1)
One medial wall is fixed with vacuum circuit breaker (2), and the side of the vacuum circuit breaker (2) is provided with vacuum circuit breaker main shaft (8), institute
State vacuum circuit breaker main shaft (8) to be driven with disconnecting switch Xiamen deadlock lever (4) by vacuum circuit breaker main shaft interlocking steel wire rope (7)
Connection, it is solid with vacuum circuit breaker interlocking baffle plate (20) that vacuum circuit breaker main shaft interlocking steel wire rope (7) bypasses directive wheel (21)
Fixed to connect, vacuum circuit breaker interlocking baffle plate (20) is connected with disconnecting switch main shaft synchronous cam (16), the disconnecting switch
Main shaft synchronous cam (16) is fixedly connected with disconnecting switch main shaft (10), the disconnecting switch main shaft synchronous cam (16) by every
It is connected with earthed switch handle hole baffle plate (19) from switch spindle connecting lever (15), another medial wall of the cabinet (1)
Earthed switch (3) is provided with, the main shaft of the earthed switch (3) is connected with earthed switch Xiamen deadlock lever (6) transmission by steel wire rope
Connect, the top of earthed switch Xiamen deadlock lever (6) is fixedly connected with door lock rod under earthed switch (26), the disconnecting switch
The upper end of Xiamen deadlock lever (4) is connected with door lock rod under disconnecting switch (23) by lock rod spring (24) below disconnecting switch, institute
State door lock rod under disconnecting switch (23) to be connected with the second torsion spring (27) by connector, second torsion spring (27) and earthed switch
Main shaft synchronous cam (17) connects, and the grounding switch main shaft synchronous cam (17) is fixed on grounding switch main shaft (11), and
The grounding switch main shaft synchronous cam (17) is connected with isolator operation hole baffle plate (18), the grounding switch main shaft
(11) it is connected with grounding switch main shaft connecting lever (14), the grounding switch main shaft (11) is with earthed switch Xiamen blocking lever (25) even
Connect, earthed switch Xiamen blocking lever (25) is fixedly connected with Xiamen slide block (5) by spring, the Xiamen slide block (5) with
Cross bar is slidably connected.
2. five anti-mechanical latching interlock of a kind of high-tension switch cabinet according to claim 1, it is characterised in that：It is described every
Disconnecting switch status display panel (13) is provided with from the upper end of switch spindle synchronous cam (16).
3. five anti-mechanical latching interlock of a kind of high-tension switch cabinet according to claim 1, it is characterised in that：It is described every
Leave to close lock rod spring below disconnecting switch (24) is cased with the outside of the upper end of Xiamen deadlock lever (4).
4. five anti-mechanical latching interlock of a kind of high-tension switch cabinet according to claim 1, it is characterised in that：It is described to connect
Earthed switch Xiamen lock rod spring (9) is cased with the outside of the upper end on ground switch Xiamen deadlock lever (6).
5. five anti-mechanical latching interlock of a kind of high-tension switch cabinet according to claim 1, it is characterised in that：It is described true
Empty chopper interlocking baffle plate (20) is connected with the first torsion spring (22).
6. five anti-mechanical latching interlock of a kind of high-tension switch cabinet according to claim 1, it is characterised in that：It is described to connect
The upper end on ground switch spindle synchronous cam (17) is provided with earthed switch status display panel (12).
7. five anti-mechanical latching interlock of a kind of high-tension switch cabinet according to claim 1, it is characterised in that：It is described every
The 3rd torsion spring (28) is provided with from the side of switch spindle connecting lever (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621031905.6U CN206059215U (en) | 2016-08-31 | 2016-08-31 | A kind of five anti-mechanical latching interlock of high-tension switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621031905.6U CN206059215U (en) | 2016-08-31 | 2016-08-31 | A kind of five anti-mechanical latching interlock of high-tension switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206059215U true CN206059215U (en) | 2017-03-29 |
Family
ID=58374812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621031905.6U Expired - Fee Related CN206059215U (en) | 2016-08-31 | 2016-08-31 | A kind of five anti-mechanical latching interlock of high-tension switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206059215U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110189939A (en) * | 2019-06-27 | 2019-08-30 | 江苏大全长江电器股份有限公司 | Door interlock under ring network cabinet |
| CN113284748A (en) * | 2021-04-27 | 2021-08-20 | 泉州七星电气有限公司 | Forced interlocking structure for vacuum cabinet |
-
2016
- 2016-08-31 CN CN201621031905.6U patent/CN206059215U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110189939A (en) * | 2019-06-27 | 2019-08-30 | 江苏大全长江电器股份有限公司 | Door interlock under ring network cabinet |
| CN113284748A (en) * | 2021-04-27 | 2021-08-20 | 泉州七星电气有限公司 | Forced interlocking structure for vacuum cabinet |
| CN113284748B (en) * | 2021-04-27 | 2024-02-13 | 泉州七星电气有限公司 | Forced interlocking structure for vacuum cabinet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170329 Termination date: 20210831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |