CN110211826A - Interlocking mechanism in on-load switch - Google Patents
Interlocking mechanism in on-load switch Download PDFInfo
- Publication number
- CN110211826A CN110211826A CN201910344019.0A CN201910344019A CN110211826A CN 110211826 A CN110211826 A CN 110211826A CN 201910344019 A CN201910344019 A CN 201910344019A CN 110211826 A CN110211826 A CN 110211826A
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- China
- Prior art keywords
- switch
- plate
- isolation
- earthing knife
- yoke plate
- Prior art date
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- 238000002955 isolation Methods 0.000 claims abstract description 85
- 230000000873 masking effect Effects 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims description 14
- 210000001364 upper extremity Anatomy 0.000 claims description 14
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000008094 contradictory effect Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000003993 interaction Effects 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
-
- 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
- H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
Abstract
A kind of interlocking mechanism in on-load switch, including operation panel, operation panel includes front face and rear plate face, rotation is equipped with switch spindle in plate face afterwards, earthing knife-switch operating shaft and isolated operation axis, switch spindle is respectively corresponded on front face, the position of earthing knife-switch operating shaft and isolated operation axis offers switch hole, ground tool bore and clearance hole, front face is equipped with isolation baffle plate, earthing knife-switch baffle is correspondingly provided on front face, sliding is provided with yoke plate in plate face afterwards, yoke plate one end and isolation baffle plate are linked the masking and opening to be formed to clearance hole, the other end and earthing knife-switch baffle are linked to form the masking and opening of tool bore over the ground, reduction torsion spring is provided in plate face afterwards, corresponding isolation hole site is equipped with isolation shield in plate face afterwards, adjustable spring is provided in plate face afterwards, linkage is combined with interlocking segment in switch spindle, isolated operation axis is equipped with isolation drive Block, earthing knife-switch operating shaft are equipped with earthing knife-switch drive block, and the configuration of the present invention is simple, it is convenient to operate, and improves operator's working efficiency.
Description
Technical field
Interlocking mechanism the present invention relates to on-load switch technical field, in specially a kind of on-load switch.
Background technique
On-load switch is a kind of device for switching between breaker and disconnecting switch, has simple arc-control device,
Rated load current and certain overload current can be cut off, but short circuit current cannot be cut off.On-load switch in use, needs
Meet following safety requirements, after the rotation of on-load switch axis is closed a floodgate, is unable to operation isolation cutter shaft and ground connection cutter shaft；In isolation knife
After combined floodgate, earthing operating shaft cannot be operated；It, equally cannot be to on-load switch axis and isolation knife after earthing combined floodgate
It is operated；And interlocking mechanism is generallyd use to meet the above safety requirements, but existing interlocking mechanism in on-load switch at present
Structure is complicated, and components are numerous, and practical operation is more difficult, and the interaction relation between each components is cumbersome, if operator
Member forgets some hints on operation, then is easy to cause safety accident, and components complexity can bring front and back phase installation maintenance
Puzzlement.
Summary of the invention
The present invention provides the interlocking mechanism in a kind of on-load switch, to solve to join between each components in the prior art
Dynamic relationship is cumbersome, and operator forgets that a step is easy to cause safety accident.
A kind of interlocking mechanism in on-load switch, including operation panel, the operation panel include front face and rear plate face,
Rotation is provided with the switch spindle for divide-shut brake on-load switch, the earthing knife-switch operation for divide-shut brake earthing in plate face after described
Axis and isolated operation axis for divide-shut brake isolation, respectively correspond switch spindle, earthing knife-switch operating shaft and isolation on the front face
The position of operating shaft offer switch hole, tool bore and clearance hole, corresponding isolation hole site slides up and down on the front face sets
It is equipped with isolation baffle plate, accordingly tool bore position slides be provided with earthing knife-switch baffle up and down on the front face, sliding in plate face after described
Shifting is provided with yoke plate, and described yoke plate one end and isolation baffle plate are linked the masking and opening to be formed to clearance hole, the other end with
Earthing knife-switch baffle is linked to form the masking and opening of tool bore over the ground, is provided with to be linked with yoke plate in plate face after described and is used for
Make the reduction torsion spring resetted after yoke plate sliding, corresponding isolation hole site, which slides up and down, in the rear plate face is provided with isolation screening
Plate is provided in plate face for making that the adjustable spring resetted after shield sliding, the switch spindle first line of a couplet is isolated after described
Dynamic be combined with makes ground tool bore for driving isolation shield sliding masked isolation hole when switching closing operation and limiting yoke plate sliding
The interlocking segment of masking, the isolated operation axis are equipped with for limiting yoke plate sliding in the rotation of isolated operation axis to concealed ground
The isolation drive block of tool bore, the earthing knife-switch operating shaft are equipped with for limiting yoke plate sliding in the rotation of earthing knife-switch operating shaft to hide
The earthing knife-switch drive block of clearance hole and switch hole is covered, is additionally provided on the yoke plate and covers the convex of switch hole when gliding for yoke plate
Piece.
By adopting the above technical scheme it is beneficial that: clearance hole, switch hole and ground tool bore are set gradually from top to bottom, above-mentioned
Clearance hole, ground hole and switch hole are to realize for insertion operation handle to isolated operation axis, ground connection operating shaft and switch
The operation of main axis, when operator operates main switch combined floodgate, the rotation of operation interlocking block, interlocking segment one end is contradicted to be hidden in isolation
On plate, moves down isolation shield and block clearance hole so that operation handle is from being inserted into clearance hole operation isolation, interlocking segment is another
One end contradicts on yoke plate, and yoke plate cannot be moved down by gear, prevent earthing knife-switch baffle is from sliding up and down so as to cause ground tool bore
It can not expose, operator cannot operate earthing knife-switch, and setting is so that operator isolation and ground when operating main switch and closing a floodgate in this way
Knife cannot be operated, the setting of isolation drive block and earthing knife-switch drive block, so that ground tool bore closing when clearance hole is able to carry out operation
It cannot be operated, clearance hole closing cannot be operated when ground tool bore is able to carry out operation, so that operator will not lose when operating
Another handle hole of maloperation to cause safety accident, and lug setting so that operator operatively tool bore when clearance hole
Cannot be operated with switch hole, and the setting of reduction torsion spring so that yoke plate when not limited by earthing knife-switch drive block and isolation drive block
Can self-resetting the masking of ground tool bore and clearance hole is formed to initial position, avoid operator from making mistakes and carry out operatively tool bore
And clearance hole, and the setting of adjustable spring isolation shield to be not interlocked when block contradicts to reset and move up, form clearance hole
Opening, facilitate operator's operation isolation hole, this interlock is simple, be conducive to realize, it is easy to assembly, effectively realize isolation
The interlocking of operating shaft, ground connection operating shaft and switch spindle rotation, while yoke plate can pass through spring after opening releasing external force
It resets, avoids the exposure of handle hole, introduced contaminants is avoided to enter, while effectively avoiding maloperation, improve the using effect of equipment
And reliability.
The present invention is further arranged: be linked the plectrum being equipped with for driving yoke plate to slide up and down on the yoke plate, institute
The slippage slot for offering on operation panel and wearing for plectrum is stated, the isolation baffle plate is hingedly arranged on front face, the isolation
Baffle one end is equipped with isolation bolt, other end masked isolation hole, opens up on the operation panel along isolation baffle plate swaying direction
There is the isolation channel worn for isolation bolt, the isolation baffle plate is linked with yoke plate upper end by the way that bolt is isolated, the earthing knife-switch
Panel hinge is arranged on front face, and earthing knife-switch baffle one end is equipped with earthing knife-switch bolt, other end concealed ground tool bore, the behaviour
Make to offer the ground cutter groove worn for earthing knife-switch bolt, the earthing knife-switch baffle and yoke plate lower end along earthing knife-switch swung direction on panel
It is linked by earthing knife-switch bolt.
By adopting the above technical scheme it is beneficial that: operator can be by upper group or setting aside plectrum and driving yoke plate or more
Sliding, when yoke plate moves up, isolation baffle plate swing open clearance hole enables clearance hole to be operated, isolation baffle plate and yoke plate
Between by isolation be bolted and realize linkage so that isolated operation axis operation when, when yoke plate moves down, earthing knife-switch swung
Ground tool bore is opened, ground tool bore is operated, is bolted and realizes linkage between earthing knife-switch baffle and yoke plate by earthing knife-switch,
So setting can allow operator to go up hand quickly, avoid leading to the generation of security risk, this technical solution because of small make mistakes
Structure is simple, is easy to implement.
The present invention is further arranged: the yoke plate upper end is provided with first flap, and lower end is provided with second flap, it is described every
Contradicting with the rotation of isolated operation axis with first flap from drive block cooperates limitation yoke plate to slide the masking for forming ground tool bore, institute downwards
Stating earthing knife-switch drive block and contradicting with the rotation of earthing knife-switch operating shaft with second flap cooperates limitation yoke plate to slide the screening for forming clearance hole upwards
Cover the masking with lug to switch hole.
By adopting the above technical scheme it is beneficial that: when operator rotates isolated operation axis, isolation drive block rotation and the
One baffle contradicts cooperation limitation yoke plate and moves down, so that ground tool bore is shielded to be operated, operator rotates earthing knife-switch operating shaft
When, earthing knife-switch drive block rotation with second flap contradict cooperation limit yoke plate moves up so that clearance hole and switch hole is shielded cannot
Operated, avoid operator at operation isolation hole or ground tool bore, the other handle hole of operation error and cause safety accident,
Stability between the two is also ensured simultaneously.
The present invention is further arranged: being provided with guide blot in plate face after described, the isolation shield includes matte and cunning
Plate is moved, the matte is arranged above clearance hole, offers on the sliding plate and lead for what guide blot was worn along the vertical direction
To slot, the guide blot is cooperatively formed with guide groove is isolated shield in the sliding up and down of rear plate face, and the interlocking segment rotation is set
Set yoke plate be isolated between shield, have the first fixture block and the second fixture block on the interlocking segment, be provided on the sliding plate
Three baffles, first fixture block rotate the masking for pushing third baffle formation matte to clearance hole, second card with interlocking segment
Block rotates conflict yoke plate with interlocking segment and forms the limit to yoke plate.
By adopting the above technical scheme it is beneficial that: when Operation switch main shaft closes a floodgate, operator rotates interlocking segment, so that the
The rotation of one fixture block is contradicted with third baffle drives matte to cover clearance hole so that shield is isolated and moves down, while the second fixture block
Rotation contradicts yoke plate formation yoke plate and cannot move down, so that ground tool bore is shielded, when avoiding operator's Operation switch main shaft
Operation error ground tool bore or clearance hole and generate security risk.
The present invention is further arranged: being additionally provided with lower door interlocking mechanism below the operation panel, slides in the rear plate face
Shifting is provided with earthing knife-switch shield, and the lower door interlocking mechanism includes the fixed plate and Xiamen upper limb being arranged in above Xiamen, the company
The corresponding fixed Board position of bar, which is extended, slipping block, and the slipping block is fed through fixed plate setting, is arranged on the slipping block
There is reset spring, described reset spring one end is fixedly connected with slipping block, and the other end is fixedly connected with setting, the cunning with fixed plate
Moving block and corresponding to Xiamen upper limb position and be extended has conflict block, and the conflict block and Xiamen upper limb contradict and cooperate, described in Xiamen
When opening Xiamen upper limb be detached from conflict block to be formed reset spring release reset drives connecting rod move up.
By adopting the above technical scheme it is beneficial that: be additionally provided with Xiamen used for overhaul under operation panel, Xiamen can be by
It opens, fixed plate is fixedly connected with Xiamen, and when Xiamen is opened, Xiamen upper limb and conflict block on the upper wall of Xiamen are detached from, and is resetted
Spring reset drives slipping block to move up in fixed plate, and slipping block drives connecting rod to move up, and connecting rod is connect with earthing knife-switch shield, on connecting rod
Shipper pole moves the masking of earthing knife-switch shield tool bore over the ground, and when so that Xiamen being opened, ground tool bore will not avoid Xiamen from opening by operation
Earthing knife-switch causes to accidentally injure to operator afterwards, and so setting improves the interaction relation between ground tool bore and Xiamen.
The present invention is further arranged: it further include the drive rod and snap-gauge being arranged on Xiamen in the lower door interlocking mechanism,
The drive rod and the linkage of earthing knife-switch operating shaft are arranged, and the drive rod, which corresponds to snap-gauge position and is extended, transmission crank arm, described
Transmission crank arm is hingedly arranged with drive rod, and the drive rod downlink in earthing knife-switch sub-switching operation, which is swung, drives transmission crank arm to contradict
The folding limit of Xiamen is formed on snap-gauge.
By adopting the above technical scheme it is beneficial that: transmission crank arm, which is swung, to be arranged on Xiamen, and transmission crank arm and drive rod are cut with scissors
Cooperation is connect, when operator carries out earthing knife-switch sub-switching operation, drive rod, which is swung, drives transmission crank arm downlink, so that transmission crank arm pressure
Firmly baffle causes Xiamen when earthing knife-switch separating brake that can not above be proposed opening, so that operator's fault is avoided to beat when operating earthing knife-switch
It opens Xiamen and causes safety accident.
The present invention is further arranged: being provided with solenoid actuated end in plate face after described, corresponds to electromagnet on the yoke plate
Driving end position offers locked groove.
By adopting the above technical scheme it is beneficial that: when operator will switch lower end be powered when, solenoid actuated end connection
Electrification, so that the lock pillar in solenoid actuated end stretches out in insertion locked groove, prevent yoke plate from sliding, charges so that switching lower end
When earthing knife-switch not can be carried out closing operation, so setting with avoiding operator's operation error tool bore and cause security risk.
Detailed description of the invention
Fig. 1 is plate face three dimensional structure diagram after the present invention；
Fig. 2 is front face three dimensional structure diagram of the present invention；
Fig. 3 is plate face structural schematic diagram after the present invention；
Fig. 4 is front face structural schematic diagram of the present invention；
Fig. 5 is side structure schematic diagram of the present invention.
Specific embodiment
A kind of interlocking mechanism in on-load switch, including operation panel 1, the operation panel 1 include front face 12 and after
Plate face 13, it is described after in plate face 13 rotation be provided with the switch spindle 2 for divide-shut brake on-load switch, for divide-shut brake earthing
Earthing knife-switch operating shaft 3 and isolated operation axis 4 for divide-shut brake isolation, respectively correspond on the front face 12 switch spindle 2,
The position of knife operating shaft 3 and isolated operation axis 4 offer switch hole 21, tool bore 31 and clearance hole 41, on the front face 12
Corresponding 41 position of clearance hole slides is provided with isolation baffle plate 42 up and down, accordingly glides on 31 position of tool bore on the front face 12
Shifting is provided with earthing knife-switch baffle 32, and sliding is provided with yoke plate 11, described 11 one end of yoke plate and isolation baffle plate 42 in the rear plate face 13
Be linked the masking and opening to be formed to clearance hole 41, and the other end and earthing knife-switch baffle 32 are linked to form tool bore 31 over the ground
It covers and opens, be provided with to be linked with yoke plate 11 in the rear plate face 13 and be answered for what is resetted after sliding yoke plate 11
Position torsional spring 17,41 position of clearance hole correspond in plate face 13 slides up and down and be provided with isolation shield 43 after described, the plate face 13 afterwards
On be provided with for making that the adjustable spring 44 that is resetted after shield 43 slides is isolated, link and be combined in the switch spindle 2
Make ground tool bore 31 for driving isolation shield 43 to slide masked isolation hole 41 when switching closing operation and limiting the sliding of yoke plate 11
The interlocking segment 16 of masking, the isolated operation axis 4 be equipped with for isolated operation axis 4 rotate when limitation yoke plate 11 sliding to
The isolation drive block 45 of concealed ground tool bore 31, the earthing knife-switch operating shaft 3 are equipped with for the limitation connection when earthing knife-switch operating shaft 3 rotates
Plate 11 slides the earthing knife-switch drive block 34 thus masked isolation hole 41 and switch hole 21, is additionally provided on the yoke plate 11 for yoke plate
11 cover the lug 22 of switch hole 21 when gliding, be linked and be equipped with for driving about 11 yoke plate to slide on the yoke plate 11
Plectrum 15, the slippage slot 14 worn for plectrum 15 is offered on the operation panel 1, and the isolation baffle plate 42 is hingedly arranged preceding
In plate face 12, described 42 one end of isolation baffle plate is equipped with isolation bolt 46, other end masked isolation hole 41, the operation panel 1
On offer along 42 swaying direction of isolation baffle plate for the isolation channel 47 that wears of isolation bolt 46, the isolation baffle plate 42 and yoke plate 11
Upper end is linked by the way that bolt 46 is isolated, and the earthing knife-switch baffle 32 is hingedly arranged on front face 12, the earthing knife-switch baffle 32
One end is equipped with earthing knife-switch bolt 35, other end concealed ground tool bore 31, opens on the operation panel 1 along 32 swaying direction of earthing knife-switch baffle
Equipped with the ground cutter groove 36 worn for earthing knife-switch bolt 35, the earthing knife-switch baffle 32 is matched with 11 lower end of yoke plate by the linkage of earthing knife-switch bolt 35
Close, 11 upper end of yoke plate is provided with first flap 111, and lower end is provided with second flap 112, the isolation drive block 45 with every
The masking that the sliding downwards of cooperation limitation yoke plate 11 forms ground tool bore 31 is contradicted from the rotation of operating shaft 4 and first flap 111, describedly
With the rotation of earthing knife-switch operating shaft 3, sliding forms clearance hole to knife drive block 34 upwards with the conflict cooperation limitation of second flap 112 yoke plate 11
Masking of 41 masking and lug 22 to switch hole 21 is provided with guide blot 432, the isolation shield in plate face 13 after described
43 include matte 433 and sliding plate 434, and the matte 433 is arranged above clearance hole 41, on the sliding plate 434 vertically
Direction offers the guide groove 435 worn for guide blot 432, and the guide blot 432 is cooperatively formed with guide groove 435 is isolated
Shield 43 rear plate face 13 sliding up and down, the interlocking segment 16 be rotatably arranged on yoke plate 11 be isolated between shield 43, it is described
There are the first fixture block 161 and the second fixture block 162 on interlocking segment 16, is provided with third baffle 431 on the sliding plate 434, described
One fixture block 161 rotates the masking for pushing the formation matte 433 of third baffle 431 to clearance hole 41, second card with interlocking segment 16
Block 162 rotates the limit for contradicting the formation of yoke plate 11 to yoke plate 11 with interlocking segment 16, is additionally provided with Xiamen below the operation panel 1
Interlocking mechanism 5, it is described after in plate face 13 sliding be provided with earthing knife-switch shield, the lower door interlocking mechanism 5 includes being arranged on Xiamen
The fixed plate 52 and Xiamen upper limb 53 of side, the connecting rod, which corresponds to 52 position of fixed plate and is extended, slipping block 51, the sliding
Block 51 is fed through the setting of fixed plate 52, is arranged with reset spring 56, described 56 one end of reset spring and cunning on the slipping block 51
It moves block 51 to be fixedly connected, the other end is fixedly connected with setting with fixed plate 52, and corresponding 53 position of Xiamen upper limb of the slipping block 51 is prolonged
It stretches and is provided with conflict block 54, the conflict block 54 is contradicted with Xiamen upper limb 53 to be cooperated, the Xiamen upper limb 53 when Xiamen is opened
The releasing reset drives connecting rod of reset spring 56 is formed with the disengaging of conflict block 54 to move up, and further includes setting in the lower door interlocking mechanism 5
Drive rod 57 and snap-gauge 58 on Xiamen are set, the drive rod 57 is arranged with the linkage of earthing knife-switch operating shaft 3, and the drive rod 57 is right
Answering 58 position of snap-gauge to be extended has transmission crank arm 59, and the transmission crank arm 59 is hingedly arranged with drive rod 57, described in earthing knife-switch
57 downlink of drive rod, which is swung, when sub-switching operation drives transmission crank arm 59 to contradict the folding limit for forming Xiamen on snap-gauge 58, described
Solenoid actuated end 113 is provided in plate face 13 afterwards, 113 position of solenoid actuated end is corresponded on the yoke plate 11 and offers locked groove
114。
When operator's Operation switch main shaft 2 closes a floodgate, rotation interlocking block 16, the first fixture block 161 on interlocking segment 16 is pushed
Third baffle 431 is contradicted, isolation shield 43 moves down so that matte 433 covers clearance hole 41, and clearance hole 41 cannot be grasped
Make, the second fixture block 162 contradicts on yoke plate 11, and yoke plate 11 is limited to be moved down, so that ground tool bore 31 is still by earthing knife-switch baffle 32
Masking, earthing knife-switch operating shaft 3 cannot close a floodgate；When operator's operation isolation operating shaft 4 is closed a floodgate, upper plectrum 15,15 band of plectrum
Dynamic yoke plate 11 moves up so that isolation baffle plate 42 is unfolded into the exposure of clearance hole 41, and operator's operation isolation closes a floodgate at this time, turns
Dynamic isolated operation axis 4 drives the rotation of isolation drive block 45 to contradict in first flap 111, prevent yoke plate 11 is from moving down, earthing knife-switch
Hole 31 is covered by earthing knife-switch baffle 32, and earthing knife-switch cannot close a floodgate and main switch can be closed a floodgate；When operator, which operates earthing knife-switch, to close a floodgate,
Plectrum 15 is set aside, yoke plate 11 is driven to move down, rotation earthing knife-switch operating shaft 3 drives earthing knife-switch drive block 34 to match with the conflict of second flap 112
It closes, so that the lug 22 on yoke plate 11 moves down masking switch hole 21, main switch cannot close a floodgate at this time, and yoke plate 11 is by earthing knife-switch drive block
34 contradict limit, prevent yoke plate 11, from moving up, clearance hole 41 is isolated the masking of baffle 42 at this time, and isolation cannot close a floodgate at this time；
When operator operates Xiamen, Xiamen is opened, and the Xiamen upper limb 53 and conflict block 54 on Xiamen are detached from, and reset spring 56 resets
Slipping block 51 is driven to move up in fixed plate 52, slipping block 51 drives connecting rod to move up, and connecting rod is connect with earthing knife-switch shield, and connecting rod moves up
The masking of earthing knife-switch shield tool bore 31 over the ground is driven, earthing knife-switch is unable to separating brake at this time；When operator operates earthing knife-switch separating brake, earthing knife-switch point
Lock makes drive rod 57 swing the drive pushing conflict of transmission crank arm 59 on snap-gauge 58, prevent Xiamen is from above proposing opening；Work as behaviour
When lower end energization will be switched by making personnel, the lock pillar in solenoid actuated block stretches out in insertion locked groove 114, and limitation yoke plate 11 is slided
It moves, so that earthing knife-switch not can be carried out sub-switching operation.
Claims (7)
1. the interlocking mechanism in a kind of on-load switch, including operation panel, the operation panel includes front face and rear plate face, institute
It states rotation in rear plate face and is provided with the switch spindle for divide-shut brake on-load switch, the earthing knife-switch operating shaft for divide-shut brake earthing
With the isolated operation axis being isolated for divide-shut brake, switch spindle, earthing knife-switch operating shaft and isolation behaviour are respectively corresponded on the front face
Make axis position offer switch hole, tool bore and clearance hole, it is characterised in that: on the front face on corresponding isolation hole site
Lower slide is provided with isolation baffle plate, and accordingly tool bore position slides be provided with earthing knife-switch baffle up and down on the front face, after described
Sliding is provided with yoke plate in plate face, and described yoke plate one end and isolation baffle plate are linked the masking and opening to be formed to clearance hole,
The other end and earthing knife-switch baffle are linked to form the masking and opening of tool bore over the ground, are provided in the rear plate face and yoke plate links
Cooperate the reduction torsion spring for being resetted after sliding yoke plate, corresponding isolation hole site slides up and down setting in the rear plate face
There is isolation shield, is provided in the rear plate face for making that the adjustable spring resetted after shield sliding, the switch is isolated
Linkage is combined with for the driving isolation shield sliding masked isolation hole when switching closing operation and limits yoke plate sliding on main shaft
Make the interlocking segment of earthing knife-switch maskaperture mask, the isolated operation axis be equipped in the rotation of isolated operation axis the sliding of limitation yoke plate from
And the isolation drive block of concealed ground tool bore, the earthing knife-switch operating shaft are equipped with sliding for limiting yoke plate in the rotation of earthing knife-switch operating shaft
The earthing knife-switch drive block to masked isolation hole and switch hole is moved, masking switch when gliding for yoke plate is additionally provided on the yoke plate
The lug in hole.
2. the interlocking mechanism in a kind of on-load switch according to claim 1, it is characterised in that: linkage is matched on the yoke plate
The plectrum being equipped with for driving yoke plate to slide up and down is closed, offers the slippage slot worn for plectrum on the operation panel, it is described
Isolation baffle plate is hingedly arranged on front face, and described isolation baffle plate one end is equipped with isolation bolt, other end masked isolation hole, institute
It states and offers the isolation channel worn for isolation bolt, the isolation baffle plate and yoke plate along isolation baffle plate swaying direction on operation panel
Upper end is linked by the way that bolt is isolated, and the earthing knife-switch panel hinge is arranged on front face, and earthing knife-switch baffle one end is worn
There is an earthing knife-switch bolt, other end concealed ground tool bore is offered for earthing knife-switch bolt along earthing knife-switch swung direction on the operation panel
The ground cutter groove worn, the earthing knife-switch baffle are linked with yoke plate lower end by earthing knife-switch bolt.
3. the interlocking mechanism in a kind of on-load switch according to claim 2, it is characterised in that: the yoke plate upper end setting
There is first flap, lower end is provided with second flap, and the isolation drive block is rotated with isolated operation axis matches with first flap conflict
It closes limitation yoke plate and slides the masking for forming ground tool bore downwards, the earthing knife-switch drive block is rotated with earthing knife-switch operating shaft and supported with second flap
Touching cooperation limitation yoke plate slides the masking of the masking and lug that form clearance hole to switch hole upwards.
4. the interlocking mechanism in a kind of on-load switch according to claim 1, it is characterised in that: be arranged in plate face after described
There is guide blot, the isolation shield includes matte and sliding plate, and the matte is arranged above clearance hole, on the sliding plate
Offer the guide groove worn for guide blot along the vertical direction, the guide blot is cooperatively formed with guide groove is isolated shield and exists
The sliding up and down of plate face afterwards, the interlocking segment be rotatably arranged on yoke plate be isolated between shield, have the first card on the interlocking segment
Block and the second fixture block, third baffle is provided on the sliding plate, and first fixture block rotates with interlocking segment and pushes third baffle
Masking of the matte to clearance hole is formed, second fixture block rotates conflict yoke plate with interlocking segment and forms the limit to yoke plate.
5. the interlocking mechanism in a kind of on-load switch according to claim 1, it is characterised in that: below the operation panel
It is additionally provided with lower door interlocking mechanism, sliding is provided with earthing knife-switch shield in the rear plate face, and the lower door interlocking mechanism includes setting
Fixed plate and Xiamen upper limb above Xiamen, the corresponding fixed Board position of the connecting rod, which is extended, slipping block, the sliding
Block is fed through fixed plate setting, and reset spring, described reset spring one end and the fixed company of slipping block are arranged on the slipping block
It connects, the other end is fixedly connected with setting with fixed plate, and the slipping block, which corresponds to Xiamen upper limb position and is extended, conflict block, described
Conflict block is contradicted with Xiamen upper limb to be cooperated, and Xiamen upper limb and the conflict block when Xiamen is opened are detached to form reset spring releasing
Reset drives connecting rod moves up.
6. the interlocking mechanism in a kind of on-load switch according to claim 5, it is characterised in that: the lower door interlocking mechanism
It inside further include the drive rod and snap-gauge being arranged on Xiamen, the drive rod and the linkage of earthing knife-switch operating shaft are arranged, the drive rod
Corresponding snap-gauge position, which is extended, transmission crank arm, and the transmission crank arm is hingedly arranged with drive rod, described to grasp in earthing knife-switch separating brake
Drive rod downlink, which is swung, when making drives transmission crank arm to contradict the folding limit for forming Xiamen on snap-gauge.
7. the interlocking mechanism in a kind of on-load switch according to claim 1, it is characterised in that: be arranged in plate face after described
There is solenoid actuated end, solenoid actuated end position is corresponded on the yoke plate and offers locked groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910344019.0A CN110211826A (en) | 2019-04-26 | 2019-04-26 | Interlocking mechanism in on-load switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910344019.0A CN110211826A (en) | 2019-04-26 | 2019-04-26 | Interlocking mechanism in on-load switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110211826A true CN110211826A (en) | 2019-09-06 |
Family
ID=67786428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910344019.0A Pending CN110211826A (en) | 2019-04-26 | 2019-04-26 | Interlocking mechanism in on-load switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110211826A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN113161172A (en) * | 2021-05-08 | 2021-07-23 | 江苏洛云电力科技有限公司 | Interlocking mechanism for circuit breaker operating mechanism |
| CN113394055A (en) * | 2021-06-23 | 2021-09-14 | 宁波力顺继电器有限公司 | Relay convenient to equipment |
| CN113873790A (en) * | 2021-09-25 | 2021-12-31 | 廖长寿 | Full-sealed plastic shell operating mechanism of switch cabinet |
| US11476647B1 (en) * | 2021-04-22 | 2022-10-18 | Rockwell Automation Technologies, Inc. | Maintenance grounding device in motor control center with integrated interlock system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111613461A (en) * | 2020-05-27 | 2020-09-01 | 南京海兴电网技术有限公司 | Interlocking mechanism suitable for outdoor alternating-current high-voltage isolating switch |
| CN111613461B (en) * | 2020-05-27 | 2022-06-10 | 南京海兴电网技术有限公司 | Interlocking mechanism suitable for outdoor alternating-current high-voltage isolating switch |
| 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 |
| CN113161172A (en) * | 2021-05-08 | 2021-07-23 | 江苏洛云电力科技有限公司 | Interlocking mechanism for circuit breaker operating mechanism |
| CN113161172B (en) * | 2021-05-08 | 2023-09-22 | 江苏洛凯机电股份有限公司 | Interlocking mechanism for breaker operating mechanism |
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| CN113873790B (en) * | 2021-09-25 | 2023-06-27 | 廖长寿 | Full-sealed plastic shell operating mechanism of switch cabinet |
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