CN205564577U - Circuit breaker interlocking device's linkage error proofing device - Google Patents
Circuit breaker interlocking device's linkage error proofing device Download PDFInfo
- Publication number
- CN205564577U CN205564577U CN201620357691.5U CN201620357691U CN205564577U CN 205564577 U CN205564577 U CN 205564577U CN 201620357691 U CN201620357691 U CN 201620357691U CN 205564577 U CN205564577 U CN 205564577U
- Authority
- CN
- China
- Prior art keywords
- ground connection
- isolation
- convex wheel
- limit convex
- plate
- 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
Links
Landscapes
- Handcart (AREA)
Abstract
The utility model discloses a circuit breaker interlocking device's linkage error proofing device can prevent to break off simultaneously isolator and earthing switch and take place the maloperation and take place, improves its security performance, its technical scheme main points be including, it includes frame, linkage board and sets up the ground connection that the isolation that is used for controlling isolator in the frame opened and close the subassembly and be used for controlling earthing switch opens and close the subassembly, the isolation is opened and close the subassembly and is included the isolation operation axle and keep apart spacing cam plate, and a tip and the isolator linkage of isolation operation axle are connected, ground connection is opened and close the subassembly and is included the spacing cam plate of ground connection operating axis and ground connection, and a tip of ground connection operating axis passes the spacing cam plate of ground connection and is connected with the earthing switch linkage, the linkage board is arranged in and is kept apart between spacing cam plate and the spacing cam plate of ground connection, the relative horizontal slip with the frame of linkage board, when rotatory when keeping apart spacing cam plate, keep apart spacing cam plate and can promote to link the board and remove towards the spacing cam plate of ground connection, it is inconsistent with the spacing cam plate of ground connection.
Description
Technical field
This utility model relates to switch cubicle field, more specifically, it relates to a kind of chopper connection
The linkage error prevention device of latch mechanism.
Background technology
The Main Function of switch cubicle be carry out generating electricity in power system, transmit electricity, distribution and electric energy turn
During changing, carry out folding, control and protect electrical equipment.Parts in switch cubicle are main
It is made up of chopper, operating mechanism, transformer and various protection devices etc., wherein keeps apart
Close and earthed switch realizes realizing opening and closing linkage with chopper by interlocking mechanism.
Wherein switch cubicle needs constantly in maintenance and the state of work, disconnecting switch and earthed switch
Conversion open/close states, when switch cubicle interruption maintenance, disconnects disconnecting switch and ground connection of closing is opened
Close, when switch cubicle power transmission, disconnect earthed switch and disconnecting switch of closing, if switch cubicle
During interruption maintenance, when simultaneously switching off disconnecting switch and earthed switch generation maloperation, switch can be made
Cabinet electrical body cannot eliminate in time, and operator's switching devices in the case of unwitting is entered
Row operation or maintenance, this switch cubicle interval being just very easy to operator's mistakenly entering into charged,
Thus cause great security incident.
Utility model content
The deficiency existed for prior art, the purpose of this utility model is to provide a kind of open circuit
The linkage error prevention device of device interlocking mechanism, can prevent simultaneously switching off disconnecting switch and earthed switch is sent out
Raw maloperation occurs, and improves its security performance.
For achieving the above object, this utility model provides following technical scheme:
The linkage error prevention device of a kind of chopper interlocking mechanism, including frame, linkage board and set
Put in frame for controlling the isolation opening/closing component of disconnecting switch and for controlling earthed switch
Ground connection opening/closing component；Described isolation opening/closing component includes isolated operation axle and isolation limit cam
Plate, the one end of described isolated operation axle is through isolation limit convex wheel plate with disconnecting switch linkage even
Connect；Described ground connection opening/closing component includes ground connection operation axle and ground connection limit convex wheel plate, described ground connection
The one end of operation axle is connected through ground connection limit convex wheel plate with earthed switch；Described linkage
Plate is placed between isolation limit convex wheel plate and ground connection limit convex wheel plate, described linkage board and frame phase
To horizontally slipping；When rotating isolation limit convex wheel plate, rotating isolation limit convex wheel plate can promote
Linkage board moves towards ground connection limit convex wheel plate, and described linkage board offsets with ground connection limit convex wheel plate
Touch.
This utility model is arranged further: the both ends of described linkage board are respectively equipped with isolation and slide
Hole and ground connection sliding eye, isolation sliding eye is placed on isolated operation axle, and ground connection sliding eye is placed in and connects
On ground operation axle, the mid portion of described linkage board is convexly equipped with limiting section, and described limiting section is placed in
Between isolation limit convex wheel plate and ground connection limit convex wheel plate.
This utility model is arranged further: the sidewall spacers of described isolation limit convex wheel plate is provided with
One stopper slot and the second stopper slot, the lower section of described isolation limit convex wheel plate is provided with the first stopper slot
The gag lever post matched with the second stopper slot, described gag lever post is arranged with and orders about its reset resetted
Spring, one end of described back-moving spring is conflicted on the bearing pin that gag lever post is arranged, and the other end is conflicted
In frame, when press gag lever post move down with isolate limit convex wheel plate be separated time, pass through
Isolated operation axle rotates isolation limit convex wheel plate, and described gag lever post resets under action of reset spring
Match with the first stopper slot or the second stopper slot.
This utility model is arranged further: be additionally provided with guide plate, described guide plate in described frame
Being provided with the pilot hole moved up and down for gag lever post, the bearing pin of described gag lever post is placed under guide plate
Side.
This utility model is arranged further: described isolated operation axle is provided with distance bushing, described every
Off-axis set one end is fixing with operation axle to be connected, and the end face of the other end is provided with swivelling chute, described frame
It is provided with axle sleeve installing plate, the isolation rotation hole that described axle sleeve installing plate matches with distance bushing,
It is provided with lobe, when rotary shaft rotating shaft drives distance bushing to rotate in the medial wall of isolation rotation hole
Time, described lobe relatively rotates in being placed in swivelling chute.
This utility model is arranged further: described erecting has the isolation for supporting distance bushing
Sleeve rack, the upper surface of described distance bushing support is provided with the rotation matched with distance bushing
Arcuate groove.
This utility model beneficial effect: described linkage board is placed in isolation limit convex wheel plate and ground connection limit
Between the lobe plate of position, when isolated operation axle rotates to open position, isolated operation axle can drive
Isolation limit convex wheel plate rotates, thus linkage board can be promoted to move towards ground connection limit convex wheel plate,
Described linkage board is inconsistent with ground connection limit convex wheel plate so that ground connection limit convex wheel plate can not revolve
Turn so that earthed switch is in connection, can be prevented effectively from and simultaneously switch off disconnecting switch and ground connection
Switch occurs maloperation situation to occur, and improves its security performance.
Accompanying drawing explanation
Fig. 1 is the structural representation one of a kind of chopper interlocking mechanism；
Fig. 2 is the structural representation two of a kind of chopper interlocking mechanism；
Fig. 3 is the structure of the linkage error prevention device of this utility model a kind of chopper interlocking mechanism
Schematic diagram；
Fig. 4 is the structural representation of isolation limit convex wheel plate；
Fig. 5 is the structural representation of linkage board.
Description of reference numerals: 1, frame；2, linkage board；21, isolation sliding eye；22, connect
Ground sliding eye；23, limiting section；3, isolation opening/closing component；31, isolated operation axle；32、
Isolation limit convex wheel plate；321, the first stopper slot；322, the second stopper slot；33, gag lever post；
34, back-moving spring；35, guide plate；36, distance bushing；361, swivelling chute；37, axle
Set installing plate；371, isolation rotation hole；372, lobe；38, distance bushing support；4、
Ground connection opening/closing component；41, ground connection operation axle；42, ground connection limit convex wheel plate.
Detailed description of the invention
The linkage mistake proofing of 1 to Fig. 5 chopper a kind of to this utility model interlocking mechanism referring to the drawings
Device is described in further details.
A kind of linkage error prevention device of chopper interlocking mechanism, including frame 1, linkage board 2 with
And be arranged in frame 1 the isolation opening/closing component 3 for controlling disconnecting switch and connect for control
The ground connection opening/closing component 4 of ground switch；Described isolation opening/closing component 3 includes isolated operation axle 31
With isolation limit convex wheel plate 32, the one end of described isolated operation axle 31 is through isolation limit convex
Wheel plate 32 is connected with disconnecting switch；Described ground connection opening/closing component 4 includes that ground connection operates axle
41 and ground connection limit convex wheel plate 42, the one end of described ground connection operation axle 41 is spacing through ground connection
Lobe plate 42 is connected with earthed switch；Described linkage board 2 is placed in isolation limit convex wheel plate
Between 32 and ground connection limit convex wheel plate 42, described linkage board 2 is relative with frame 1 to horizontally slip；
When rotating isolation limit convex wheel plate 32, rotate isolation limit convex wheel plate 32 and can promote linkage board
2 move towards ground connection limit convex wheel plate 42, described linkage board 2 and ground connection limit convex wheel plate 42
Inconsistent.
The both ends of wherein said linkage board 2 are respectively equipped with isolation sliding eye 21 and ground connection is slided
Hole 22, isolation sliding eye 21 is placed on isolated operation axle 31, and ground connection sliding eye 22 is placed in and connects
On ground operation axle 41, isolation sliding eye 21 and ground connection sliding eye 22 are waist-shaped hole, described
The mid portion of linkage board 2 is convexly equipped with limiting section 23, and it is spacing that described limiting section 23 is placed in isolation
Between lobe plate 32 and ground connection limit convex wheel plate 42.
Described linkage board 2 be placed in isolation limit convex wheel plate 32 and ground connection limit convex wheel plate 42 it
Between, when isolated operation axle 31 rotates to open position, isolated operation axle 31 can drive isolation
Limit convex wheel plate 32 rotates, thus linkage board 2 can be promoted to move towards ground connection limit convex wheel plate 42
Dynamic, described linkage board 2 is inconsistent with ground connection limit convex wheel plate 42 so that ground connection limit cam
Plate 42 can not rotate so that earthed switch is in connection, can be prevented effectively from simultaneously switch off every
Leave pass and earthed switch generation maloperation situation occurs, improve its security performance.
Wherein for controlling the isolation opening/closing component 3 of disconnecting switch and for controlling earthed switch
The structure of ground connection opening/closing component 4 identical, isolation opening/closing component 3 is only described by this example；
The sidewall spacers of described isolation limit convex wheel plate 32 is provided with the first stopper slot 321 and second
Stopper slot 322, the lower section of described isolation limit convex wheel plate is provided with the first stopper slot 321 and second
The gag lever post 33 that stopper slot 322 matches, described gag lever post 33 is arranged with and orders about what it resetted
Back-moving spring 34, conflicts at the bearing pin of gag lever post 33 setting in one end of described back-moving spring 34
On, the other end conflict in frame 1, when pressing gag lever post 33 move down with isolate spacing
When lobe plate is separated, rotate isolation limit convex wheel plate, described limit by isolated operation axle 31
Position bar 33 resets and the first stopper slot 321 or the second stopper slot under back-moving spring 34 acts on
322 match.
Being additionally provided with guide plate 35 in wherein said frame 1, described guide plate 35 is provided with for spacing
The pilot hole that bar 33 moves up and down, the bearing pin of described gag lever post 33 is placed in below guide plate 35,
When preventing gag lever post 33 from moving up and down, offset, more preferably with the first stopper slot 321 and the
Two stopper slots 322 match.
Wherein said isolated operation axle 31 is provided with distance bushing 36, described distance bushing 36 1
Holding be connected fixing with operation axle, the end face of the other end is provided with swivelling chute 361, and described frame 1 sets
There are axle sleeve installing plate 37, the isolation that described axle sleeve installing plate 37 matches with distance bushing 36
Rotation hole 371, is provided with lobe 372 in the medial wall of isolation rotation hole 371, works as rotary shaft
When rotating shaft drives distance bushing 36 to rotate, described lobe 372 is placed in swivelling chute 361 internal phase
To rotation, distance bushing 36 anglec of rotation is played restriction effect, it is to avoid the anglec of rotation is excessive,
Do not have and the first stopper slot 321 under described gag lever post 33 resets under back-moving spring 34 acts on
Or second stopper slot 322 when matching, also can play position-limiting action, improve its security performance.
Wherein, in order to make the more smooth rotation of distance bushing 36, it is provided with use in described frame 1
In supporting the distance bushing support 38 of distance bushing 36, described distance bushing support 38 upper
End face is provided with the rotating curved groove matched with distance bushing 36.
When needs switching disconnecting switch or earthed switch open/close states, press gag lever post 33
Move down and be separated with limiting plate, rotating isolated operation axle 31 or ground connection operation axle 41
Switch disconnecting switch or earthed switch open/close states, now isolated operation axle 31 or connect
Ground operation axle 41 can drive limiting plate to rotate, now isolation limit convex wheel plate 32 or ground connection limit
The first stopper slot 321 or the second stopper slot 322 on the lobe plate 42 of position are relative with gag lever post 33
Standard, described gag lever post 33 resets and the first stopper slot 321 or the under back-moving spring 34 acts on
Two stopper slots 322 match, and retighten isolation limit convex wheel plate 32 or ground connection limit convex
Wheel plate 42, prevents isolation by isolation limit convex wheel plate 32 or ground connection limit convex wheel plate 42
Operation axle 31 or ground connection operation axle 41 are rotated further, it is to avoid maloperation, can also keep away simultaneously
Exempt from isolated operation axle 31 or ground connection operation axle 41 anglec of rotation excessive, affect disconnecting switch or
Person's earthed switch normally opens and closes.
The above is only preferred implementation of the present utility model, protection model of the present utility model
Enclosing and be not limited merely to above-described embodiment, all technical schemes belonged under this utility model thinking are equal
Belong to protection domain of the present utility model.It should be pointed out that, the ordinary skill for the art
For personnel, without departing from the some improvements and modifications under this utility model principle premise, these
Improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (6)
1. a linkage error prevention device for chopper interlocking mechanism, is characterized in that: include frame, connection
Move plate and be arranged in frame the isolation opening/closing component for controlling disconnecting switch and for controlling
The ground connection opening/closing component of earthed switch processed；
Described isolation opening/closing component includes isolated operation axle and isolation limit convex wheel plate, described isolation
The one end of operation axle is connected through isolation limit convex wheel plate with disconnecting switch；
Described ground connection opening/closing component includes ground connection operation axle and ground connection limit convex wheel plate, described ground connection
The one end of operation axle is connected through ground connection limit convex wheel plate with earthed switch；
Described linkage board is placed between isolation limit convex wheel plate and ground connection limit convex wheel plate, described
It is dynamic that plate is relative with frame horizontally slips；When rotating isolation limit convex wheel plate, rotate isolation spacing
Lobe plate can promote linkage board to move towards ground connection limit convex wheel plate, and described linkage board limits with ground connection
Position lobe plate is inconsistent.
The linkage error prevention device of a kind of chopper interlocking mechanism the most according to claim 1, it is special
Levy and be: the both ends of described linkage board are respectively equipped with isolation sliding eye and ground connection sliding eye, isolation
Sliding eye is placed on isolated operation axle, and ground connection sliding eye is placed on ground connection operation axle, described linkage
The mid portion of plate is convexly equipped with limiting section, and described limiting section is placed in isolation limit convex wheel plate and ground connection
Between limit convex wheel plate.
The linkage error prevention device of a kind of chopper interlocking mechanism the most according to claim 1, it is special
Levy and be: the sidewall spacers of described isolation limit convex wheel plate is provided with the first stopper slot and second spacing
Groove, the lower section of described isolation limit convex wheel plate is provided with the first stopper slot and the second stopper slot matches
Gag lever post, described gag lever post be arranged with order about its reset back-moving spring, described back-moving spring
One end conflict gag lever post arrange bearing pin on, the other end conflict in frame, when pressing limit
Position bar move down with isolate limit convex wheel plate be separated time, by isolated operation axle rotate isolation
Limit convex wheel plate, described gag lever post resets and the first stopper slot or second under action of reset spring
Stopper slot matches.
The linkage error prevention device of a kind of chopper interlocking mechanism the most according to claim 3, it is special
Levying and be: be additionally provided with guide plate in described frame, described guide plate is provided with and moves up and down for gag lever post
Pilot hole, the bearing pin of described gag lever post is placed in below guide plate.
The linkage error prevention device of a kind of chopper interlocking mechanism the most according to claim 4, it is special
Levying and be: described isolated operation axle is provided with distance bushing, described distance bushing one end is solid with operation axle
Fixed connection, the end face of the other end is provided with swivelling chute, and described frame is provided with axle sleeve installing plate, described
The isolation rotation hole that axle sleeve installing plate matches with distance bushing, in the medial wall of isolation rotation hole
Being provided with lobe, when rotating isolated operation axle and driving distance bushing to rotate, described lobe is put
Relatively rotate in swivelling chute.
The linkage error prevention device of a kind of chopper interlocking mechanism the most according to claim 5, it is special
Levy and be: described erecting has the distance bushing support for supporting distance bushing, described isolation axle
The upper surface of set support is provided with the rotating curved groove matched with distance bushing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620357691.5U CN205564577U (en) | 2016-04-26 | 2016-04-26 | Circuit breaker interlocking device's linkage error proofing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620357691.5U CN205564577U (en) | 2016-04-26 | 2016-04-26 | Circuit breaker interlocking device's linkage error proofing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205564577U true CN205564577U (en) | 2016-09-07 |
Family
ID=56806562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620357691.5U Expired - Fee Related CN205564577U (en) | 2016-04-26 | 2016-04-26 | Circuit breaker interlocking device's linkage error proofing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205564577U (en) |
-
2016
- 2016-04-26 CN CN201620357691.5U patent/CN205564577U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203589571U (en) | High-voltage switch cabinet with modular operating mechanism | |
| CN105703232A (en) | Circuit breaker interlocking mechanism | |
| CN102903563B (en) | Five-prevention operating mechanism of high-tension switch cabinet | |
| CN202121241U (en) | Anti-misoperation locking device for electric grounding knifeswitch of medium voltage switchgear | |
| CN108630483A (en) | A kind of five anti-interlocking operation mechanisms of middle-high voltage switch | |
| CN103794390A (en) | Mechanical interlocking device with two-direction control function of high-voltage switchgear | |
| CN205645602U (en) | Circuit breaker interlocking device's interlock | |
| CN204067109U (en) | Misoperation-proof locking device | |
| CN205564577U (en) | Circuit breaker interlocking device's linkage error proofing device | |
| CN102509661A (en) | Operation linkage safety interlocking linkage device of electrical appliance with draw-out switchgear | |
| WO2018095060A1 (en) | Locking device of isolation breaker | |
| CN202839435U (en) | Five-prevention operating mechanism for high-tension switch cabinet | |
| CN205564625U (en) | Stop device is opened and close to circuit breaker interlocking device's switch | |
| CN205595626U (en) | Circuit breaker interlocking device | |
| CN203288462U (en) | An operational interlock of a ring main unit | |
| CN208478220U (en) | A kind of five anti-interlocking operation mechanisms of middle-high voltage switch | |
| CN206271586U (en) | Circuit breaker combination electrical appliance | |
| CN105162023B (en) | 35kV switchgear isolating baffle plate mechanical blocking apparatus | |
| CN204011153U (en) | Ring main unit operation interlocking device | |
| CN205565487U (en) | Error proofing device is opened and close to circuit breaker interlocking device's switch | |
| CN205159149U (en) | Looped netowrk cabinet earthing switch door interlock | |
| CN201174507Y (en) | Switch cabinet grounding switch locking apparatus | |
| CN204537891U (en) | A kind of rear door of switch cabinet novel trans locking device | |
| CN207233600U (en) | A kind of high pressure manual closing device | |
| CN205595230U (en) | Circuit breaker interlocking device's operating axis rotation limit structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20180426 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |