CN105742091A - Five-prevention interlocking operation mechanism of switch cabinet - Google Patents
Five-prevention interlocking operation mechanism of switch cabinet Download PDFInfo
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- CN105742091A CN105742091A CN201610175768.1A CN201610175768A CN105742091A CN 105742091 A CN105742091 A CN 105742091A CN 201610175768 A CN201610175768 A CN 201610175768A CN 105742091 A CN105742091 A CN 105742091A
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- 230000007246 mechanism Effects 0.000 title claims abstract description 36
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 230000013011 mating Effects 0.000 claims description 21
- 238000002955 isolation Methods 0.000 claims description 20
- 230000000903 blocking effect Effects 0.000 claims description 18
- 230000001737 promoting effect Effects 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 238000005192 partition Methods 0.000 abstract 4
- 230000000694 effects Effects 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
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Abstract
The invention discloses a five-prevention interlocking operating mechanism of a switch cabinet, and relates to a mechanism device for operating an isolating switch and a grounding switch of a high-voltage switch cabinet. The operation panel, the middle partition plate and the rear fixing plate are separated by a first cavity and a second cavity, the operation large shaft is provided with two groups, and an upper indication plate, a lower indication plate, an upper interlocking plate and a lower interlocking plate are arranged in the first cavity; the upper limiting crank arm and the lower limiting crank arm are positioned in the second chamber, and the upper transmission crank arm and the lower transmission crank arm are respectively arranged at the tail ends of the two groups of operation large shafts; the circuit breaker interlocking rod penetrates through the middle partition plate and the rear fixing plate, the interlocking hook plate is installed at the front end of the circuit breaker interlocking rod, the door locking guide rail bent plate is welded on the middle partition plate, the overhead bolt is installed on the operation main shaft, and the lifting baffle penetrates through the middle partition plate and the rear fixing plate. The invention has small volume, simple and reliable operation, few parts and complete interlocking.
Description
Technical field
The present invention relates to the operating mechanism of a kind of anti-interlocking of high-tension switch cabinet five, be specifically related to a kind of operating mechanism.
Background technology
High-tension switch cabinet needs the requirement possessing five anti-interlockings in running, wherein prevents on-load from dividing, closes isolation switch；Prevent band cable address (conjunction) earth lead (earthed switch)；Prevent line with ground (switch) from closing a floodgate, be the basic demand of the anti-interlocking of high-tension switch cabinet five, be also the most complicated in five anti-interlockings and realize relatively difficult link.Isolation switch and earthed switch are the two kinds of electrical equipment employed up in high-voltage switch electric appliance, and isolation switch plays the effect such as insulating power supply in circuit, earthed switch when primary circuit power-off by its ground connection.When isolation switch is in mating switch cabinet with earthed switch, need with supporting chopper, switch cubicle etc. according to certain rule of operation operation, and need necessary interlocking, isolation switch and earthed switch are closed a floodgate and separating brake by the anti-interlocking operation mechanism of high-tension switch cabinet five that the present invention relates to by the operation of certain rule of operation, and have corresponding interlocking.
Summary of the invention
For the deficiency existed in prior art, the present invention seeks to be in that to provide a kind of five anti-interlocking operation mechanisms, operation is simple and reliable, and parts are few, and cost is low, and interlock complete reliably；It is truly realized the requirement of the anti-interlocking of switch cubicle five, and solves the technical barrier of controller switching equipment miniaturization.
To achieve these goals, the present invention realizes by the following technical solutions: a kind of anti-interlocking operation mechanism of switch cubicle five, including guidance panel, median septum, rear fixed plate, described guidance panel, median septum, rear fixed plate is separated with the first chamber and the second chamber, guidance panel, median septum, rear fixed plate connects thread bush respectively through four groups, connect threaded rod and install fixing, the big axle of described operation is provided with two groups, and two groups of big axles of operation run through median septum, rear fixed plate, the big axle of upper operating can drive inter-locking panel, upper limit connecting lever, upper transmission crank arm rotates, bottom operates big axle can drive lower inter-locking panel, lower limit connecting lever, underdrive connecting lever rotates, two groups operate big axle and are positioned on same axle center with the two of guidance panel handle holes respectively；Upper and lower indicator board is separately mounted on upper and lower two groups of inter-locking panels, and upper and lower inter-locking panel is separately mounted on the big axle of operation of correspondence and upper and lower two groups of indicator boards, inter-locking panel are arranged in the first chamber；Upper limit connecting lever, lower limit connecting lever are separately mounted to two groups and operate on big axle, upper limit connecting lever, lower limit connecting lever are connected with two groups of stage clips respectively, and upper limit connecting lever, lower limit connecting lever, stage clip are respectively positioned on the second chamber, upper transmission crank arm, underdrive connecting lever are separately mounted to two groups and operate big the tip of the axis, upper transmission crank arm, underdrive connecting lever are connected by the functional unit of corresponding connecting device with isolation switch or earthed switch in mating switch cabinet equipment, and upper transmission crank arm, underdrive connecting lever rotate the combined floodgate and separating brake that can realize isolation switch or earthed switch；Lift pin is arranged on operation plate washer by nut, and operation plate washer is arranged on the welding screw of guidance panel by nut.Lift pin is through guidance panel and the outside being partially in guidance panel.Chopper blocking lever runs through median septum and rear fixed plate, and interlocking hook plate is arranged on the front end of chopper blocking lever, is fastened by two nut clip, and the position of interlocking hook plate is corresponding with the dog hole of operation plate washer.Guide rail bent plate of locking a door is welded on median septum, and plate of locking a door runs through guide rail bent plate of locking a door, and can at guide rail bent plate internal slide of locking a door.Overhead bolt is arranged on the big axle of operation, and overhead bolt position is consistent with Board position of locking a door.Promoting baffle plate and run through median septum and rear fixed plate, promote baffle plate and rely on spring to be maintained at the upper position of operation plate washer, keeper bent plate is arranged on the cabinet door of mating switch cabinet.
As preferably, operating mechanism is separated into 2 chambers by described guidance panel, median septum, rear fixed plate；Connect thread bush, connection threaded rod is provided with 4 groups；Guidance panel, median septum, rear fixed plate are installed fixing respectively through 4 groups of connection thread bush, connection threaded rod.
As preferably, described operation plate washer is arranged on the welding screw of guidance panel by nut and can slide up and down, and lift pin is fixed on by nut and operates plate washer upper end, in lift pin passes guidance panel and is limited in the chute of guidance panel；Operation plate washer can be driven to block or leave the handle hole of guidance panel by moving up and down lift pin.
As preferably, described chopper blocking lever runs through median septum and rear fixed plate, chopper blocking lever is limited in by split pin on dividing plate and rear fixed plate, can be freely rotatable in the limiting holes of dividing plate and rear fixed plate, interlocking hook plate is arranged on the front end of chopper blocking lever, is fastened by two nut clip, the position of interlocking hook plate is corresponding with the dog hole of operation plate washer, when hook plate of interlocking turns in the dog hole of operation plate washer, operation plate washer position is limited, it is impossible to move up and down.
As preferably, described extension spring one end is fixed on guidance panel, and one end is arranged on interlocking hook plate, and extension spring makes chopper blocking lever and interlocking hook plate depart from operation plate washer when free state.
As preferably, described indicator board, inter-locking panel are each provided with 2, are positioned at the first chamber, indicator board is arranged on inter-locking panel, indicator board, for indicating the instruction state of mating switch device, is also used for blocking another gathering hole operating big axle, makes Special operating handle cannot put into gathering hole；Inter-locking panel is fixed on the big axle of operation, and two groups of inter-locking panel notches are corresponding, so that when one of them inter-locking panel turns over notch position, another inter-locking panel is restricted from rotating.
As preferably, described upper limit connecting lever is fixed on the big axle of operation, upper limit connecting lever rotates with the rotation operating big axle, stage clip, stage clip rotational pin are respectively arranged with two, stage clip rotational pin is fixed on rear fixed plate by nut, and stage clip one end is connected the other end with upper limit connecting lever and is arranged on stage clip rotational pin；Stage clip one end is connected the other end with lower limit connecting lever and is arranged on stage clip rotational pin；It is fixed on rear fixed plate at stop screw, stop screw is provided with 2 groups, often group is provided with two and is separately mounted to upper limit connecting lever and the both sides of lower limit connecting lever, upper limit connecting lever and lower limit connecting lever are limited within the scope of certain angle by stop screw, upper limit connecting lever is maintained at, with lower limit connecting lever, the position contacted with stop screw under stage clip effect simultaneously, so that inter-locking panel is corresponding with the notch of inter-locking panel or is mutually perpendicular to.
As preferably, described overhead bolt is arranged on the big axle of operation, and overhead bolt position is consistent with Board position of locking a door, when the big axle of rotation process can make overhead bolt plate of locking a door eject, reversely rotating and operate big axle, plate of locking a door is released, and resets under return spring effect.
As preferably, described lifting baffle plate runs through median septum and rear fixed plate, promotes baffle plate when not being open, and promotes baffle plate and relies on spring to be maintained at the upper position of operation plate washer, makes operation plate washer to be lifted up.
As preferably, described keeper bent plate is arranged on the cabinet door of mating switch cabinet, and when cabinet door is closed, keeper bent plate overhead promotes baffle plate away from operation plate washer, operates plate washer restriction cancellation.After cabinet door is closed, plate of locking a door moves out under operating the operation of big axle, stretches into inside keeper bent plate, and making keeper bent plate be blocked cannot pull out.
As preferably, described upper transmission crank arm, underdrive connecting lever are separately mounted to two groups and operate big the tip of the axis, operate and drive upper transmission crank arm or underdrive connecting lever to rotate output certain angle when big axle rotates, make mating switch device close a floodgate or separating brake.
Operation is simple and reliable for the present invention, and parts are few, and cost is low, and interlock complete reliably；It is truly realized the requirement of the anti-interlocking of switch cubicle five, and solves the technical barrier of controller switching equipment miniaturization.
Accompanying drawing explanation
The present invention is described in detail below in conjunction with the drawings and specific embodiments:
Fig. 1 is a kind of anti-interlocking operation mechanism panel front view of switch cubicle five；
Fig. 2 is a kind of anti-interlocking operation mechanism front perspective view of switch cubicle five；
Fig. 3 is a kind of anti-interlocking operation mechanism panel left view of switch cubicle five；
Fig. 4 is a kind of anti-interlocking operation mechanism fragmentary isometric views of switch cubicle five；
Fig. 5 is a kind of switch cubicle five anti-interlocking operation mechanism the first chamber front view；
Fig. 6 is a kind of switch cubicle five anti-interlocking operation mechanism the first chamber front view；
Fig. 7 is a kind of switch cubicle five anti-interlocking operation mechanism rear portion fragmentary isometric views；
Fig. 8 is a kind of switch cubicle five anti-interlocking operation mechanism the second chamber cross-sectional view；
Fig. 9 does not lock a door position rearview for a kind of anti-interlocking operation mechanism the second chamber of switch cubicle five；
Figure 10 locks a door position rearview for a kind of anti-interlocking operation mechanism of switch cubicle five；
Figure 11 locks a door position left view for a kind of anti-interlocking operation mechanism of switch cubicle five；
Figure 12 is a kind of switch cubicle five anti-interlocking operation mechanism rear portion three-dimensional view.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and effect and be easy to understand, below in conjunction with detailed description of the invention, the present invention is expanded on further:
nullWith reference to Fig. 1-12，This detailed description of the invention is by the following technical solutions: a kind of anti-interlocking operation mechanism of switch cubicle five，Including guidance panel (1)、Median septum (2)、Rear fixed plate (3)，Described guidance panel (1)、Median septum (2)、Rear fixed plate (3) is separated with the first chamber (S1) and the second chamber (S2)，Guidance panel (1)、Median septum (2)、Rear fixed plate (3) connects thread bush (4) respectively through four groups、Connect threaded rod (5) and install fixing，The big axle of described operation (6) is provided with two groups，And two groups operate big axle (6) run through median septum (2)、Rear fixed plate (3)，The big axle of upper operation (6-1) can drive inter-locking panel (12-1)、Upper limit connecting lever (13)、Upper transmission crank arm (24) rotates，The big axle of lower operation (6-2) can drive lower inter-locking panel (12-2)、Lower limit connecting lever (19)、Underdrive connecting lever (25) rotates，Operate big axle (6) to be positioned on same axle center with two handle holes of guidance panel (1) respectively；Upper indicator board (11-1), lower indicator board (11-2) are separately mounted to inter-locking panel (12-1), and on lower inter-locking panel (12-2), and upper indicator board (11-1), lower indicator board (11-2) are arranged in the first chamber (S1)；nullInter-locking panel (12) is arranged on the big axle of operation (6) and above and is positioned at the first chamber (S1)，Upper limit connecting lever (13)、Lower limit connecting lever (19) is separately mounted in the big axle of operation (6-1) and the big axle of lower operation (6-2)，Upper limit connecting lever (13)、Lower limit connecting lever (19) respectively with stage clip (14-1)、Stage clip (14-2) is connected，And upper limit connecting lever (13)、Lower limit connecting lever (19)、Stage clip (14) is respectively positioned in the second chamber (S2)，Upper transmission crank arm (24)、Underdrive connecting lever (25) is separately mounted to the big axle of operation (6-1)、The end of the big axle of lower operation (6-2)，Upper transmission crank arm (24)、Underdrive connecting lever (25) is connected by the functional unit of corresponding connecting device with isolation switch or earthed switch in mating switch cabinet equipment，Upper transmission crank arm (24)、Underdrive connecting lever (25) rotates the combined floodgate and separating brake that can realize isolation switch or earthed switch；Lift pin (8) is arranged on upper operation plate washer (7) by nut, and operation plate washer (7) is arranged on the welding screw of guidance panel (1) by nut.Lift pin (8) is through guidance panel (1) and the outside being partially in guidance panel (1).Chopper blocking lever (9) runs through median septum (2) and rear fixed plate (3), interlocking hook plate (10) is arranged on the front end of chopper blocking lever (9), being fastened by two nut clip, the position of interlocking hook plate (10) is corresponding with the dog hole of operation plate washer (7).Guide rail bent plate (18) of locking a door is welded on median septum (2), and plate of locking a door (17) runs through guide rail bent plate (18) of locking a door, and plate of locking a door (17) can at guide rail bent plate internal slide of locking a door.Overhead bolt (22) is arranged in the big axle of lower operation (6-2), overhead bolt (22) position and plate of locking a door (17) position consistency.Promoting baffle plate (16) and run through median septum (2) and rear fixed plate (3), promote baffle plate (16) and rely on spring to be maintained at the upper position of operation plate washer (7), keeper bent plate (23) is arranged on the cabinet door of mating switch cabinet.
The present invention relates to a kind of anti-interlocking operation mechanism of high-tension switch cabinet five, and install and use in the middle of mating switch cabinet equipment, mainly realize the combined floodgate of mating switch device and the function of separating brake, make each switching device possess corresponding interlocking in operation simultaneously；Mating switch device includes isolation switch or earthed switch, and mating switch device can be one, it is also possible to is two.The present invention relates to a kind of anti-interlocking operation mechanism of high-tension switch cabinet five and possess following functions:
1. the combined floodgate of upper and lower switching device and separating brake function；
2. the interlocking function of upper and lower switching device under the state of supporting breaker closing, must not be operated；
3. must not the interlocking function of disconnecting switch operation when earthed switch closes a floodgate；
4. keep apart close close a floodgate time must not operational grounding switch interlocking function；
5. cabinet door could operate the interlocking function of upper and lower switching device after closing；
6. during grounding switch tripping, under nonemergency, the interlocking function that cabinet door must not be opened.
For realizing above operation and interlock, the present invention adopts two groups to operate big axle, realizing the on/off switch to being arranged on the two groups of mating switch devices in high-tension switch cabinet upper and lower respectively to operate, mating switch device can be isolation switch and earthed switch, it is also possible to is two groups of isolation switches；Being directed to the high-tension switch cabinet installing isolation switch and earthed switch, the initial position of high-tension switch cabinet closes a floodgate for isolation switch separating brake, earthed switch；Being directed to the high-tension switch cabinet installing two groups of isolation switches, the initial position of high-tension switch cabinet is that lock divided equally by upper and lower two groups of isolation switches.
The operation principle of this detailed description of the invention:
The combined floodgate of upper and lower mating switch device is as follows with separating brake functional realiey:
When closing cabinet door, keeper bent plate (23) is closed with cabinet door and lifting baffle plate (16) is inwardly promoted, and makes operation plate washer (7) restriction cancellation；It is lifted up lift pin (8) and drives the handle hole of operation plate washer (7) opening operation panel (1)；Rotating the upper big axle (6-1) that operates with Special operating handle makes it drive upper transmission crank arm (24) to rotate output certain angle, thus driving upper switching device to close a floodgate or separating brake.After the big axle of upper operation (6-1) turns to certain position, upper limit connecting lever (13) contacts with stop screw (20), thus big for upper operation axle (6-1), upper indicator board (11-1), upper inter-locking panel (12-1), upper transmission crank arm (24) and the upper switching device that is attached thereto are maintained at combined floodgate or open position under the effect of stage clip (14-1).Operating big axle (6-2) when upper switching device is in open position under rotating makes it drive underdrive connecting lever (25) to rotate output certain angle, thus driving lower switching device to close a floodgate or separating brake.After the big axle of lower operation (6-2) turns to certain position, lower limit connecting lever (19) contacts with stop screw (20), thus big for lower operation axle (6-2) and lower indicator board (11-2), lower inter-locking panel (12-2), overhead bolt (22), underdrive connecting lever (25) and the lower switching device that is attached thereto are maintained at combined floodgate or open position under the effect of stage clip (14-2), it is achieved upper and lower switching device closes a floodgate the function with separating brake.
The interlocking functional realiey that must not operate upper and lower switching device under the state of supporting breaker closing is as follows:
During supporting breaker closing, supporting chopper interlocking rotates down certain angle with breaker closing, supporting chopper interlocking pressure puts chopper blocking lever (9), and drive interlocking hook plate (10) to make it turn in the dog hole of operation plate washer (7), operation plate washer (7) position is limited, cannot move up and down, thus can not opening operation hole, it is impossible to operation operates big axle (6)；After supporting breaker open operation, chopper blocking lever (9) resets under extension spring (13) acts on, interlocking hook plate (10) is made to depart from operation plate washer (7), can free lifting operation plate washer (7), it is achieved the interlocking function of upper and lower switching device under the state of breaker closing, must not be operated.
When earthed switch closes a floodgate must not the interlocking of disconnecting switch operation and keeping apart close when closing a floodgate must not the realization of interlocking function of operational grounding switch:
When isolation switch, earthed switch are in gate-dividing state, high-tension switch cabinet is in open position, on when high-tension switch cabinet is in open position, inter-locking panel (12-1) is corresponding with the notch of lower inter-locking panel (12-2), upper indicator board (11-1) and lower indicator board (11-2) are in away from gathering hole position, the big axle of upper operation (6-1) and the big axle of upper operation (6-1) are in operable state, now can close a floodgate according to power reguirements to keeping apart pass or earthed switch is closed a floodgate；nullWhen requiring earthed switch is closed a floodgate，Rotating the big axle of lower operation (6-2) with Special operating handle drives underdrive connecting lever (25) to make earthed switch close a floodgate，Lower inter-locking panel (12-2)、Lower indicator board (11-2) rotates with the big axle of lower operation (6-2)，When earthed switch arrives closing position，Lower inter-locking panel (12-2) turns in the notch of inter-locking panel (12-1)，The gathering hole position of the big axle of operation (6-1) is arrived and blocks with the limit end of indicator board (11-2) at present，Make Special operating handle cannot put into the gathering hole of the big axle of operation (6-1) on the one hand，On the other hand，Lower inter-locking panel (12-2) turns in the notch of inter-locking panel (12-1)，Upper inter-locking panel (12-1) is restricted，So that the big axle of upper operation (6-1) cannot rotate，Being grounded must not the interlocking function of disconnecting switch operation when switch closes a floodgate；nullWhen requiring when keeping apart pass combined floodgate，Rotate transmission crank arm (24) in upper operation big axle (6-1) drive with Special operating handle to make to keep apart pass combined floodgate，Upper inter-locking panel (12-1)、Upper indicator board (11-1) rotates with the big axle of upper operation (6-1)，When isolation switch arrives closing position，Upper inter-locking panel (12-1) turns in the notch of lower inter-locking panel (12-2)，The limit end simultaneously going up indicator board (11-1) arrives and blocks the gathering hole position of the big axle of lower operation (6-2)，Make Special operating handle cannot put into the gathering hole of the big axle of lower operation (6-2) on the one hand，On the other hand，Upper inter-locking panel (12-1) turns in the notch of lower inter-locking panel (12-2)，Lower inter-locking panel (12-2) is restricted，So that the big axle of lower operation (6-2) cannot rotate，Being grounded must not the interlocking function of disconnecting switch operation when switch closes a floodgate；Realize keep apart close close a floodgate time must not operational grounding switch interlocking function.
Cabinet door could operate the interlocking functional realiey of upper and lower switching device after closing:
When closing cabinet door, keeper bent plate (23) is closed with cabinet door and lifting baffle plate (16) is inwardly promoted, and makes operation plate washer (7) restriction cancellation；Now can be lifted up lift pin (8) and drive the handle hole of operation plate washer (7) opening operation panel (1), operate upper and lower switching device and make it close a floodgate or separating brake；Before closing cabinet door, operation plate washer (7) is by promoting baffle plate (16) restriction, it is impossible to opens up, therefore can not operate upper and lower switching device, it is achieved that cabinet door could operate the interlocking function of upper and lower switching device after closing.
During grounding switch tripping, under nonemergency, the functional realiey of the interlocking function that cabinet door must not be opened:
After cabinet door is closed, during operational grounding switch separating brake, the big axle of lower operation (6-2) rotates, overhead bolt (22) overhead being arranged in the big axle of lower operation (6-2) plate (17) of locking a door is made to make it stretch out outside guide rail bent plate (18) of locking a door and componental movement is internal to keeper bent plate (23), when opening cabinet door, keeper bent plate (23) locked a door plate (17) restriction cannot open cabinet door；The big axle of lower operation (6-2) reversely rotates and makes earthed switch close a floodgate, and overhead bolt (22) adverse movement makes plate (17) restriction cancellation of locking a door, and plate of locking a door (17) resets under return spring (21) acts on, and keeper bent plate (23) restriction cancellation can open cabinet door；When achieving grounding switch tripping, under nonemergency, the functional realiey of the interlocking function that cabinet door must not be opened.
Claims (10)
- null1. the anti-interlocking operation mechanism of switch cubicle five，It is characterized in that，Including guidance panel (1)、Median septum (2)、Rear fixed plate (3)，Described guidance panel (1)、Median septum (2)、Rear fixed plate (3) is separated with the first chamber (S1) and the second chamber (S2)，Guidance panel (1)、Median septum (2)、Rear fixed plate (3) connects thread bush (4) respectively through four groups、Connect threaded rod (5) and install fixing，The big axle of described operation (6) is provided with two groups，And two groups operate big axle (6) run through median septum (2)、Rear fixed plate (3)，The big axle of upper operation (6-1) can drive inter-locking panel (12-1)、Upper limit connecting lever (13)、Upper transmission crank arm (24) rotates，The big axle of lower operation (6-2) can drive lower inter-locking panel (12-2)、Lower limit connecting lever (19)、Underdrive connecting lever (25) rotates，Operate big axle (6) to be positioned on same axle center with two handle holes of guidance panel (1) respectively；Upper indicator board (11-1), lower indicator board (11-2) are separately mounted to inter-locking panel (12-1), and on lower inter-locking panel (12-2), and upper indicator board (11-1), lower indicator board (11-2) are arranged in the first chamber (S1)；nullInter-locking panel (12) is arranged on the big axle of operation (6) and above and is positioned at the first chamber (S1)，Upper limit connecting lever (13)、Lower limit connecting lever (19) is separately mounted in the big axle of operation (6-1) and the big axle of lower operation (6-2)，Upper limit connecting lever (13)、Lower limit connecting lever (19) respectively with stage clip (14-1)、Stage clip (14-2) is connected，And upper limit connecting lever (13)、Lower limit connecting lever (19)、Stage clip (14) is respectively positioned in the second chamber (S2)，Upper transmission crank arm (24)、Underdrive connecting lever (25) is separately mounted to the big axle of operation (6-1)、The end of the big axle of lower operation (6-2)，Upper transmission crank arm (24)、Underdrive connecting lever (25) is connected by the functional unit of corresponding connecting device with isolation switch or earthed switch in mating switch cabinet equipment，Upper transmission crank arm (24)、Underdrive connecting lever (25) rotates the combined floodgate and separating brake that can realize isolation switch or earthed switch；Lift pin (8) is arranged on upper operation plate washer (7) by nut, operation plate washer (7) is arranged on the welding screw of guidance panel (1) by nut, and lift pin (8) is through guidance panel (1) and the outside being partially in guidance panel (1)；Chopper blocking lever (9) runs through median septum (2) and rear fixed plate (3), interlocking hook plate (10) is arranged on the front end of chopper blocking lever (9), being fastened by two nut clip, the position of interlocking hook plate (10) is corresponding with the dog hole of operation plate washer (7)；Guide rail bent plate (18) of locking a door is welded on median septum (2), and plate of locking a door (17) runs through guide rail bent plate (18) of locking a door, and plate of locking a door (17) can at guide rail bent plate internal slide of locking a door；Overhead bolt (22) is arranged in the big axle of lower operation (6-2), overhead bolt (22) position and plate of locking a door (17) position consistency；Promoting baffle plate (16) and run through median septum (2) and rear fixed plate (3), promote baffle plate (16) and rely on spring to be maintained at the upper position of operation plate washer (7), keeper bent plate (23) is arranged on the cabinet door of mating switch cabinet.
- 2. a kind of anti-interlocking operation mechanism of switch cubicle five according to claim 1, it is characterised in that operating mechanism is separated into 2 chambers by described guidance panel (1), median septum (2), rear fixed plate (3)；Connect thread bush (4), connection threaded rod (5) is provided with 4 groups；Guidance panel (1), median septum (2), rear fixed plate (3) are installed fixing respectively through 4 groups of connections thread bush (4), connection threaded rod (5).
- 3. a kind of anti-interlocking operation mechanism of switch cubicle five according to claim 1, it is characterized in that, described operation plate washer (7) is arranged on the welding screw of guidance panel (1) by nut and can slide up and down, lift pin (8) is fixed on operation plate washer (7) upper end by nut, and lift pin (8) is through guidance panel (1) and in being limited in the chute of guidance panel (1)；Operation plate washer (7) can be driven to block or leave the handle hole of guidance panel (1) by moving up and down lift pin (8), extension spring (13) one end is fixed on guidance panel (1), one end is arranged on interlocking hook plate (10), and extension spring (13) makes chopper blocking lever (9) and interlocking hook plate (10) depart from operation plate washer (7) when free state.
- 4. a kind of anti-interlocking operation mechanism of switch cubicle five according to claim 1, it is characterized in that, described chopper blocking lever (9) runs through median septum (2) and rear fixed plate (3), chopper blocking lever (9) is limited in by split pin on dividing plate (2) and rear fixed plate (3), can be freely rotatable in the limiting holes of dividing plate (2) and rear fixed plate (3), interlocking hook plate (10) is arranged on the front end of chopper blocking lever (9), fastened by two nut clip, the position of interlocking hook plate (10) is corresponding with the dog hole of operation plate washer (7), when hook plate (10) of interlocking turns in the dog hole of operation plate washer (7), operation plate washer (7) position is limited, cannot move up and down.
- 5. a kind of anti-interlocking operation mechanism of switch cubicle five according to claim 1, it is characterized in that, described indicator board (11), inter-locking panel (12) are each provided with 2, it is positioned at the first chamber, upper indicator board (11-1) is arranged on inter-locking panel (12-1), lower indicator board (11-2) is arranged on lower inter-locking panel (12-2), indicator board (11) is for indicating the instruction state of mating switch device, it is also used for blocking another gathering hole operating big axle (6), makes Special operating handle cannot put into gathering hole；Upper inter-locking panel (12-1) and lower inter-locking panel (12-2) are separately fixed in the big axle of operation (6-1) and the big axle of lower operation (6-2), and upper inter-locking panel (12-1) is corresponding with the notch of lower inter-locking panel (12-2), so that when one of them inter-locking panel turns over notch position, another inter-locking panel is restricted from rotating.
- 6. a kind of anti-interlocking operation mechanism of switch cubicle five according to claim 1, it is characterized in that, described upper limit connecting lever (13) is fixed in the big axle of operation (6-1), upper limit connecting lever (13) rotates with the rotation of the big axle of upper operation (6-1), stage clip (14), stage clip rotational pin (15) are respectively arranged with two, stage clip rotational pin (15) is fixed on rear fixed plate (3) by nut, and stage clip (14-1) one end is connected the other end with upper limit connecting lever (13) and is arranged on stage clip rotational pin (15-1)；Stage clip (14-2) one end is connected the other end with lower limit connecting lever (19) and is arranged on stage clip rotational pin (15-2)；It is fixed on rear fixed plate (3) at stop screw (20), stop screw (20) is provided with 2 groups, often group is provided with two and is separately mounted to upper limit connecting lever (13) and the both sides of lower limit connecting lever (19), upper limit connecting lever (13) and lower limit connecting lever (19) are limited within the scope of certain angle by stop screw (20), upper limit connecting lever (13) is maintained at, under stage clip (14) acts on, the position contacted with stop screw (20) with lower limit connecting lever (19) simultaneously, so that upper inter-locking panel (12-1) is corresponding with the notch of lower inter-locking panel (12-2) or is mutually perpendicular to.
- 7. a kind of anti-interlocking operation mechanism of switch cubicle five according to claim 1, it is characterized in that, described overhead bolt (22) is arranged in the big axle of lower operation (6-2), overhead bolt (22) position and plate of locking a door (17) position consistency, overhead bolt (22) plate (17) of locking a door can be made to eject when rotating the lower big axle (6-2) that operates, reversely rotating the big axle of lower operation (6-2), plate of locking a door (17) is released, and resets under return spring (21) acts on.
- 8. a kind of anti-interlocking operation mechanism of switch cubicle five according to claim 1, it is characterized in that, described lifting baffle plate (16) runs through median septum (2) and rear fixed plate (3), promote baffle plate (16) when not being open, promoting baffle plate (16) relies on spring to be maintained at the upper position of operation plate washer (7), operation plate washer (7) is made to be lifted up, keeper bent plate (23) is arranged on the cabinet door of mating switch cabinet, when cabinet door is closed, keeper bent plate (23) overhead promotes baffle plate (16) away from operation plate washer (7), operation plate washer (7) restriction cancellation, after cabinet door is closed, plate (17) of locking a door moves out under operating the operation of big axle, stretch into keeper bent plate (23) internal, keeper bent plate (23) is made to be blocked and cannot pull out.
- 9. a kind of anti-interlocking operation mechanism of switch cubicle five according to claim 1, it is characterized in that, described upper transmission crank arm (24), underdrive connecting lever (25) are separately mounted to the big axle of operation (6-1) and the end of the big axle of lower operation (6-2), operate and when big axle (6) rotates, drive upper transmission crank arm (24), underdrive connecting lever (25) to rotate output certain angle, make mating switch device close a floodgate or separating brake.
- 10. a kind of anti-interlocking operation mechanism of switch cubicle five according to claim 1, it is characterised in that described in include but not limited to that only using one of which to operate big axle (6) realizes the situation of a kind of mating switch device of operation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610175768.1A CN105742091B (en) | 2016-03-27 | 2016-03-27 | Five-prevention interlocking operation mechanism of switch cabinet |
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| CN201610175768.1A CN105742091B (en) | 2016-03-27 | 2016-03-27 | Five-prevention interlocking operation mechanism of switch cabinet |
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| CN105742091B CN105742091B (en) | 2017-10-17 |
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| CN107170592A (en) * | 2017-06-27 | 2017-09-15 | 广东恒励电气有限公司 | A kind of high pressure manual closing device |
| CN107665783A (en) * | 2017-11-20 | 2018-02-06 | 北京合纵科技股份有限公司 | Lower isolation ring main unit interlock |
| CN107785207A (en) * | 2017-10-27 | 2018-03-09 | 成都亨通兆业精密机械有限公司 | A kind of high voltage isolator and grounding switch operation interlocking mechanism |
| CN108630483A (en) * | 2018-06-28 | 2018-10-09 | 董佃平 | A kind of five anti-interlocking operation mechanisms of middle-high voltage switch |
| CN112117697A (en) * | 2020-09-25 | 2020-12-22 | 珠海许继电气有限公司 | Power distribution cabinet interlocking module and power distribution cabinet |
| US11476647B1 (en) * | 2021-04-22 | 2022-10-18 | Rockwell Automation Technologies, Inc. | Maintenance grounding device in motor control center with integrated interlock system |
| CN107359534B (en) * | 2017-08-23 | 2023-05-23 | 山东泰开真空开关有限公司 | Valve interlocking device special for SF6 circuit breaker |
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| CN108630483B (en) * | 2018-06-28 | 2024-03-26 | 董佃平 | Five-prevention interlocking operating mechanism of medium-high voltage switch cabinet |
| CN112117697A (en) * | 2020-09-25 | 2020-12-22 | 珠海许继电气有限公司 | Power distribution cabinet interlocking module and power distribution cabinet |
| US11476647B1 (en) * | 2021-04-22 | 2022-10-18 | Rockwell Automation Technologies, Inc. | Maintenance grounding device in motor control center with integrated interlock system |
| US20220344913A1 (en) * | 2021-04-22 | 2022-10-27 | Rockwell Automation Technologies, Inc. | Maintenance grounding device in motor control center with integrated interlock system |
| US11984289B2 (en) | 2021-04-22 | 2024-05-14 | Rockwell Automation Technologies, Inc. | Maintenance grounding device in motor control center with integrated interlock system |
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