CN207781516U - A kind of auxiliary switchgear - Google Patents
A kind of auxiliary switchgear Download PDFInfo
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- CN207781516U CN207781516U CN201721411699.6U CN201721411699U CN207781516U CN 207781516 U CN207781516 U CN 207781516U CN 201721411699 U CN201721411699 U CN 201721411699U CN 207781516 U CN207781516 U CN 207781516U
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- separating brake
- energy storage
- combined floodgate
- closing
- connecting lever
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Abstract
The utility model provides a kind of auxiliary switchgear, including fine motion detection switch, fine motion detection switch is installed in rotation on by switching fixing axle on the mechanism plate of breaker operation mechanism, the outer end for switching fixing axle is equipped with auxiliary switch linkage connecting lever, one end of auxiliary switch linkage connecting lever is rotatably coupled auxiliary switch connecting rod, one end of auxiliary switch connecting rod is rotatably coupled auxiliary switch connecting lever, the fixing end of auxiliary switch connecting lever is mounted on the output shaft of breaker operation mechanism, and can be rotated with output shaft synchronous.The utility model provides a kind of auxiliary switchgear of the breaker actuating structure on suitable switchgear, the breaker actuating structure of auxiliary switchgear cooperation, and internal structure connection and reasonable arrangement, performance are stablized, and service life is long.
Description
Technical field
The utility model is related to the auxiliary switchgears on breaker operation mechanism more particularly to breaker operation mechanism.
Background technology
The function embodiment of breaker when its contact carries out point, conjunction action when, can realize the off and on of circuit, and
Breaker point, conjunction action realized by operating mechanism.In the design of breaker, important component includes energy storage part
Part (power part), combined floodgate component and separating brake component, include additionally auxiliary switch component, and auxiliary switch component can be to closing a floodgate
It is detected with the state of separating brake and external display device can be connected and corresponding state is shown, the design of auxiliary switch
Have to the global design requirement for meeting breaker operation mechanism.For switchgear, for switchgear, current is disconnected
Road device operating mechanism performance is unstable, and occupied space is big, and manufacturing cost is high, needs the structure for adjusting breaker operation mechanism.Cause
This, needs to design a kind of rational breaker operation mechanism, needs to be improved the structure of its inside thus.
Invention content
Reasonable for structure the technical problem to be solved by the utility model is to provide a kind of auxiliary switchgear, performance is steady
It is fixed, it is suitable for the breaker operation mechanism of switchgear.
The utility model technical scheme applied to solve the technical problem is：A kind of auxiliary switchgear, the auxiliary switch
Device is mounted on breaker operation mechanism, including fine motion detection switch, and fine motion detection switch is rotatable by switching fixing axle
Ground is mounted on the mechanism plate of breaker operation mechanism, and the outer end for switching fixing axle is equipped with auxiliary switch linkage connecting lever, and auxiliary is opened
One end that connecting lever is moved in association is rotatably coupled auxiliary switch connecting rod, and one end of auxiliary switch connecting rod is rotatably coupled auxiliary and opens
Connecting lever is closed, the fixing end of auxiliary switch connecting lever is mounted on the output shaft of breaker operation mechanism, and can be with output shaft synchronous
Rotation.
Further, breaker operation mechanism includes spring energy storage device, closing device and switching-off device, spring energy-storage dress
It sets on mechanism plate and combined floodgate power is inputted by the input axial direction operating mechanism of breaker operation mechanism, closing device connects
It is connected on the input shaft of operating mechanism, and can link with the input shaft and realize closing operation, the output end connection of closing device
To the output shaft of operating mechanism, and the output shaft can be driven to rotate when carrying out closing operation, to drive fine motion detection to open
The direction closed a floodgate to instruction is closed to rotate.
Further, switching-off device is connected on the output shaft of operating mechanism, when carrying out sub-switching operation, operating mechanism
Output shaft rotates under the drive of switching-off device, to drive microswitch to be rotated to the direction of instruction separating brake.
Further, fine motion detection switch is 86 microswitches.
Further, spring energy storage device is mounted on the mechanism plate of breaker operation mechanism, and mechanism plate is equipped with installation
Pillar, spring energy storage device include the combined floodgate tension spring for energy storage and the drive shaft to combined floodgate tension spring offer stored energy power, are passed
The output end of turn axis, which is connected with, to be connected equipped with energy storage with the energy storage cam of its synchronous rotation, the free end of energy storage cam
One end of bar, combined floodgate tension spring is rotatably connected to by extension spring link plate on mounting column, and the other end can be turned by extension spring link plate
It is connected to dynamicly in energy storage connecting rod, when drive shaft rotates under power source drive, the rotation of energy storage cam is driven, to draw
Realize energy storage in one end of dynamic circuit connector lock tension spring.
Further, spring energy storage device further includes the energy storage holding meanss positioned to the energy storage of combined floodgate tension spring, storage
Can holding meanss include being mounted on drive shaft and the closing cam that can be rotated synchronously with drive shaft, closing cam oneself
It further includes keeping idler wheel installation in the same plane with energy storage to be equipped with energy storage to keep idler wheel, energy storage holding meanss by the side held
Closing pawl, closing pawl are installed in rotation on sincere sub- axis, and sincere sub- axis is fixed on mechanism plate, and closing pawl includes energy storage
End, energy storage release end and division is kept to stop a grade end, wherein energy storage keeps end to have can keep idler wheel to contact and keep with energy storage
The constant plane of relative position, when closing cam goes to the energy storage position of combined floodgate tension spring, the plane of closing pawl resists storage
Idler wheel can be kept so that combined floodgate tension spring is maintained at energy storage position, and when combined floodgate tension spring is in energy storage position, two tension springs are hung
The rotation of line and the fulcrum and drive shaft of the extension spring link plate for connecting mounting column between the fulcrum of plate
Line between central point has the angle more than 0 °.
Further, closing device includes combined floodgate push rod and combined floodgate double leval jib, and mechanism plate is equipped with closing switch, and combined floodgate is opened
The end of pass is stretched into mechanism plate and links with combined floodgate push rod, and the side of combined floodgate push rod is equipped with a pin, and one end of combined floodgate push plate is logical
It crosses a kidney slot to be hung on the pin, the other end of combined floodgate push plate and the energy storage release end of closing pawl link, when combined floodgate pushes away
When bar moves inward under the promotion of closing switch, moved down by the linkage dynamic circuit connector lock push plate of pin and kidney slot, from
And thrust is applied to the energy storage release end of closing pawl so that closing pawl, which rotates, leaves energy storage holding idler wheel, and energy storage is protected
It holds after idler wheel discharged by closing pawl, closing cam can be rotated further under the action of combined floodgate tension spring, and combined floodgate double leval jib includes
Combined floodgate connecting lever, combined floodgate connecting rod and transmission output toggle arm, the middle part of combined floodgate connecting lever is rotatably mounted to mechanism by connecting lever axis
On plate, the free end of combined floodgate connecting lever is equipped with combined floodgate linkage post, and when closing cam is rotated further, the side touching of free end should
Combined floodgate linkage post, to drive combined floodgate connecting lever to rotate, the other end of combined floodgate connecting lever drives transmission output toggle arm by combined floodgate connecting rod
Rotation, transmission output toggle arm and the output shaft for being connected to breaker link, so that the output axial direction combined floodgate direction rotates.
Further, the separating brake that switching-off device includes the separating brake torsional spring being arranged on output shaft and links with output shaft is defeated
Go out connecting lever, separating brake output toggle arm is rotatably coupled separating brake connecting lever by separating brake connecting rod, and separating brake connecting lever shares one with combined floodgate connecting lever
The other end of a connecting lever axis, separating brake connecting lever is equipped with separating brake linkage post, and switching-off device further includes that separating brake keeps wheel and the sincere son of separating brake, point
Lock keeps wheel to be mounted in the irregular shape wheel on drive shaft, one end and the sincere sub- cooperation of separating brake, and the other end is equipped with and divides
The separating brake of lock linkage post cooperation keeps sincere son, the sincere son of separating brake to be installed in rotation on sincere sub- axis, and the sincere attached bag of separating brake includes separating brake guarantor
End, separating brake power end and separating brake latch pin are held, the separating brake torque spring energy store when closing device drives output shaft rotation to be closed a floodgate, point
Lock output toggle arm is rotated with output shaft to drive separating brake connecting lever dynamic around connecting lever shaft rotation by separating brake connecting rod, until separating brake linkage post
Sincere son is kept to resist by separating brake, separating brake keeps one end of wheel to keep end to resist by the separating brake of the sincere son of separating brake at this time, at switching-off device
In separating brake energy storage state, switching-off device further includes separating brake push rod, and separating brake push rod, which is equipped with, to match with the separating brake latch pin of sincere son
The separating brake conical surface of conjunction, mechanism plate are switched equipped with separating brake, and the end of separating brake switch is stretched into mechanism plate links with separating brake push rod, when
For separating brake push rod when being moved inward under separating brake switch pushes, the separating brake conical surface pushes separating brake latch pin so that separating brake is sincere sub to de-
From the direction rotation that separating brake keeps wheel, when the separating brake of the sincere son of separating brake, which keeps end to leave separating brake, keeps one section of wheel, separating brake is kept
Status releasing, separating brake torsional spring discharge energy storage, drive the direction rotation of output axial separating brake.
The utility model has the beneficial effects that：The utility model provides the breaker actuating knot on a kind of suitable switchgear
The auxiliary switchgear of structure, which can be servo-actuated with the operation of energy storage, release, combined floodgate, separating brake, and energy
Enough connection external display devices are detected and show.The breaker actuating structure of auxiliary switchgear cooperation, internal structure
Connection and reasonable arrangement, performance are stablized, and service life is long.
Description of the drawings
Fig. 1 is the axis surveys view of the utility model.
Fig. 2 is the explosive view of the utility model.
Fig. 3 is the principles of the present invention figure.
Fig. 4 is the schematic diagram of the breaker operation mechanism of the utility model.
Fig. 5 is the axis surveys view of the spring energy storage device of the utility model.
Fig. 6 is the schematic diagram of the closing device of the utility model.
Fig. 7 is the schematic diagram of the switching-off device of the utility model.
Figure label：1- spring energy storage devices, 2- closing devices, 3- switching-off devices, 4- auxiliary switchgears, 5- outputs
Axis, 6- mechanisms plate, 7- mounting columns, 8- combined floodgate tension springs, 9- drive shafts, 10- energy storage cams, 11- energy storage connecting rods, 12- are drawn
Spring hanging plate, 13- closing cams, 14- energy storage keep idler wheel, 15- closing pawls, the sincere sub- axis of 16-, 17- energy storage holding end, 18- storages
Can release end, 19- divisions stop a grade end, 20- combined floodgate push rods, 21- closing switchs, 22- combined floodgate push plates, 23- pins, 24- kidney slots,
25- combined floodgate connecting levers, 26- combined floodgate connecting rods, 27- transmission output toggle arms, 28- connecting lever axis, 29- combined floodgate linkage posts, 32- are unidirectionally buckled,
33- separating brake torsional springs, 34- separating brake output toggle arms, 35- separating brake connecting rods, 36- separating brake connecting levers, 37- separating brake linkage posts, 38- separating brakes are protected
Hold wheel, the sincere son of 39- separating brakes, 40- separating brakes keep sincere son, and 41- separating brakes keep end, 42- separating brake power ends, 43- separating brake latch pins,
44- separating brake push rods, 46- separating brakes switch, 52- divisions stop lever, 53- cushion pads, 54- buffering stands, 59- auxiliary switch connecting levers,
60- auxiliary switch connecting rods, 61- auxiliary switches linkage connecting lever, 62- fine motion detection switch, 63- push rod torsional springs.
Specific implementation mode
The specific embodiment of the utility model is described further below in conjunction with attached drawing.
As shown in Figs. 1-3, the auxiliary switchgear 4 of the utility model includes that the auxiliary being fixedly mounted on output shaft 5 is opened
Connecting lever 59 is closed, the free end of auxiliary switch connecting lever 59 is rotatably coupled auxiliary switch connecting rod 60, and auxiliary switch connecting rod 60 passes through
Auxiliary switch linkage connecting lever 61 is rotatably coupled the shaft of fine motion detection switch 62, and the shaft of fine motion detection switch 62 fixes peace
On mechanism plate 6, fine motion detection switch 62 uses 86 type microswitches, when output shaft 5 is in closing device 2 and switching-off device 3
Drive under respectively to when closing a floodgate or the direction of separating brake rotates, fine motion detection switch 62 rotate therewith to detect combined floodgate or point
The state of the state of lock, switch closing and switch opening can be shown by the display unit of outside setting.
As shown in figure 4, the use of the breaker operation mechanism of the auxiliary switchgear of the utility model including that spring energy-storage fills
1, closing device 2 and switching-off device 3 are set, spring energy storage device 1 links with closing device 2, and closing device 2 and switching-off device 3 are total
It is connected to breaker with an output shaft 5, when carrying out closing operation, spring energy-storage release drives output shaft 5 to combined floodgate direction
Rotation, while being separating brake energy storage by separating brake torsional spring, when carrying out sub-switching operation, separating brake torsional spring discharges energy storage and drives output shaft 5
It is rotated to separating brake direction, to carry out the operation of switch closing and switch opening to breaker respectively.
As shown in figure 5, spring energy storage device 1 is mounted on the mechanism plate 6 of breaker operation mechanism, mechanism plate 6 is equipped with
Mounting column 7, spring energy storage device 1 include the transmission for the combined floodgate tension spring 8 of energy storage and to the offer stored energy power of combined floodgate tension spring 8
Shaft 9, the output end of drive shaft 9 is connected with can be with the energy storage cam 10 of its synchronous rotation, the free end of energy storage cam 10
Equipped with energy storage connecting rod 11, one end of combined floodgate tension spring 8 is rotatably connected to by extension spring link plate 12 on mounting column 7, another
End is rotatably connected to by extension spring link plate 12 in energy storage connecting rod 11, when drive shaft 9 rotates under power source drive,
Energy storage cam 10 is driven to rotate, to pull one end of combined floodgate tension spring 8 to realize energy storage.
Spring energy storage device 1 further includes the energy storage holding meanss positioned to the energy storage of combined floodgate tension spring 8, and energy storage keeps dress
It sets including on drive shaft 9 and the closing cam 13 that can be rotated synchronously with drive shaft 9, the freedom of closing cam 13
It further includes keeping the installation of idler wheel 14 in the same plane with energy storage that the side at end, which is equipped with energy storage and keeps idler wheel 14, energy storage holding meanss,
Closing pawl 15, closing pawl 15 is installed in rotation on sincere sub- axis 16, and sincere sub- axis 16 is fixed on mechanism plate 6, closes a floodgate
Sincere sub 15 keep end 17, energy storage release end 18 and division to stop grade end 19 comprising energy storage, wherein energy storage keeps end 17 to have can
The plane that idler wheel 14 contacts and keeps relative position constant is kept with energy storage, when closing cam 13 goes to the energy storage of combined floodgate tension spring 8
When position, the plane of closing pawl 15 resists energy storage and keeps idler wheel 14 so that combined floodgate tension spring 8 is maintained at energy storage position, when
When combined floodgate tension spring 8 is in energy storage position, line between the fulcrum of two extension spring link plates 12 with connect mounting column 7
Line between the fulcrum of extension spring link plate 12 and the fulcrum of drive shaft has the angle more than 0 °.
Closing device 2 includes combined floodgate push rod 20 and combined floodgate double leval jib, and mechanism plate 6 is equipped with closing switch 21, closing switch
21 end is stretched into mechanism plate 6 and links with combined floodgate push rod 20, the energy storage release end 18 of combined floodgate push plate 22 and closing pawl 15
It is dynamic, when being moved inward under promotion of the combined floodgate push rod 20 in closing switch 21, combined floodgate push plate 22 is driven to move down, to pairing
The energy storage release end 18 of lock sincere sub 15 applies thrust so that the rotation in the directions B into Fig. 6 occurs for closing pawl 15, leaves storage
After capable of keeping idler wheel 14, energy storage that idler wheel 14 is kept to be discharged by closing pawl 15, closing cam 13 can be in the effect of combined floodgate tension spring 8
The lower directions the C rotation continued into Fig. 6, combined floodgate double leval jib include combined floodgate connecting lever 25, combined floodgate connecting rod 26 and transmission output toggle arm
27, the middle part of combined floodgate connecting lever 25 is rotatably mounted to by connecting lever axis 28 on mechanism plate 6, and the free end of combined floodgate connecting lever 25 is equipped with
Combined floodgate linkage post 29, when closing cam 13 continues the directions the C rotation in Fig. 6, the side of free end (has and is inwardly recessed
Round and smooth cambered surface part) touch the combined floodgate linkage post 29, to drive combined floodgate connecting lever 25 in figure the directions D rotation, close a floodgate
The other end of connecting lever 25 pushes E direction movement of the combined floodgate connecting rod 26 into figure, drives G direction of the transmission output toggle arm 27 in figure
Rotation, transmission output toggle arm 27 and the output shaft 5 for being connected to breaker link, so that the output shaft 5 turns to combined floodgate direction
It is dynamic.
Closing device further includes unidirectional buckle 32, and unidirectional buckle 32 is mounted on to close a floodgate and push away by pin and push rod torsional spring 63
On bar 20, when combined floodgate push rod 20 moves inward under the effect of closing switch 21, unidirectional buckle 32 is first with combined floodgate push rod 20
Movement rotates, and then after combined floodgate push rod 20 completes closing operation, unidirectional buckle 32 is multiple under the action of push rod torsional spring 63
Position, and combined floodgate push rod 20 is pushed to reset, it prepares for next closing operation.
As shown in fig. 7, switching-off device 3 includes the separating brake torsional spring 33 being arranged on output shaft 5 and links with output shaft 5
Separating brake output toggle arm 34, separating brake output toggle arm 34 is rotatably coupled separating brake connecting lever 36, separating brake connecting lever by separating brake connecting rod 35
36 share a connecting lever axis 28 with combined floodgate connecting lever 25, and the other end of separating brake connecting lever 36 is equipped with separating brake linkage post 37, switching-off device 3
Further include that separating brake keeps wheel 38 and separating brake sincere sub 39, separating brake that wheel 38 is kept to be mounted in the irregular shape wheel on drive shaft 9,
One end is equipped with the separating brake coordinated with separating brake linkage post 37 and keeps sincere sub 40 with sincere sub 39 cooperation of separating brake, the other end, the sincere son of separating brake
39 are installed in rotation on sincere sub- axis 16, and separating brake sincere sub 39 includes that separating brake keeps end 41, separating brake power end 42 and the sincere son of separating brake
Pin 43, separating brake latch pin 43 are installed in rotation on separating brake sincere sub 39, when closing device drives the rotation of output shaft 5 to close a floodgate
When 33 energy storage of separating brake torsional spring, while closing a floodgate, separating brake output toggle arm 34 rotates to pass through 35 band of separating brake connecting rod with output shaft 5
Dynamic separating brake connecting lever 36 is rotated around connecting lever axis 28, and until separating brake linkage post 37 keeps sincere sub 40 to resist by separating brake, separating brake is kept at this time
One end of wheel 38 keeps end 41 to resist by sincere sub 39 separating brake of separating brake, and switching-off device 3 is in separating brake energy storage state, switching-off device 3
Further include separating brake push rod 44, separating brake push rod 44, which is equipped with, to be coordinated with the separating brake latch pin 43 of separating brake sincere sub 39, mechanism plate 6
It is equipped with separating brake switch 46, the end of separating brake switch 46 is stretched into mechanism plate 6 links with separating brake push rod 44, when separating brake push rod 44 exists
When separating brake switch 46 moves inward under pushing, a direction of the separating brake latch pin 43 in Fig. 7 is pushed to move so that the sincere son of separating brake
39 keep the direction of wheel 38 to rotate (directions B in Fig. 7) around sincere sub- axis 16 to separating brake is detached from, when sincere sub 39 separating brake of separating brake is kept
When holding one end that 41 leave separating brake holding wheel 38, separating brake hold mode releases, and separating brake torsional spring 33 discharges energy storage, and drive exports axial
Separating brake direction rotates, while separating brake keeps wheel 38 that can be rotated to the directions C in Fig. 7, and separating brake keeps sincere sub 40 to link with separating brake
The releasing that is engaged of column 37, separating brake connecting lever 36 can be rotated around the directions D in connecting lever axial view 7, the release storage of separating brake torsional spring 33
When energy, the four-bar mechanism of above-mentioned separating brake is swung therewith, is prepared for energy storage next time.
It is additionally provided with division on mechanism plate 6 and stops lever 52, division stops the side that lever 52 is mounted on sincere sub- axis 16, works as mechanism
When in spring energy-storage state, the division of closing pawl 15 stops grade end 19 and stops lever 52 by division to limit, when mechanism is in separating brake
When energy storage state, the separating brake power end 42 of separating brake sincere sub 39 stops lever 52 by division and limits.
Since mechanism is when switch closing and switch opening, combined floodgate connecting lever 25 and separating brake connecting lever 36 can all have turning for larger angle
Dynamic, rotational angle is excessive in order to prevent causes connecting in combined floodgate connecting lever 25 and combined floodgate also for guard block with occlusion disorder for mechanism
28 junction of bar (while being also the junction of separating brake connecting lever 36 and separating brake connecting rod 35) side is equipped with cushion pad 53, and cushion pad 53 is adopted
It is made of impact-resistant flexible material, such as thick foam, the position of cushion pad 53, which meets, can allow for combined floodgate connecting lever 25 to turn to
Closing position and separating brake connecting lever can allow for turn to open position, cushion pad 53 is fixedly mounted by buffering stand 54
On mechanism plate 6.
Claims (6)
1. a kind of auxiliary switchgear, which is mounted on breaker operation mechanism, characterized in that including fine motion
Detection switch, fine motion detection switch are installed in rotation on the mechanism plate of breaker operation mechanism by switching fixing axle, are opened
The outer end for closing fixing axle is equipped with auxiliary switch linkage connecting lever, and one end of auxiliary switch linkage connecting lever is rotatably coupled auxiliary switch
One end of connecting rod, auxiliary switch connecting rod is rotatably coupled auxiliary switch connecting lever, and the fixing end of auxiliary switch connecting lever, which is mounted on, breaks
On the output shaft of road device operating mechanism, and it can be rotated with output shaft synchronous；
Breaker operation mechanism includes spring energy storage device, closing device and switching-off device, and spring energy storage device is mounted on mechanism
Combined floodgate power is inputted on plate and by the input axial direction operating mechanism of breaker operation mechanism, closing device is connected to operating mechanism
Input shaft on, and can link with the input shaft and realize closing operation, the output end of closing device be connected to operating mechanism
Output shaft, and the output shaft can be driven to rotate when carrying out closing operation, to drive fine motion detection switch to close a floodgate to instruction
Direction rotation；Switching-off device is connected on the output shaft of operating mechanism, when carrying out sub-switching operation, the output shaft of operating mechanism
It is rotated under the drive of switching-off device, to drive microswitch to be rotated to the direction of instruction separating brake；
When, respectively to when closing a floodgate or the direction of separating brake rotates, fine motion detects under drive of the output shaft in closing device and switching-off device
Switch rotates therewith to detect the state of combined floodgate or separating brake, and the state of switch closing and switch opening can pass through the display of outside setting
Component is shown.
2. a kind of auxiliary switchgear according to claim 1, characterized in that fine motion detection switch is 86 microswitches.
3. a kind of auxiliary switchgear according to claim 1, characterized in that spring energy storage device is grasped mounted on breaker
On the mechanism plate of motivation structure, mechanism plate be equipped with mounting column, spring energy storage device include for energy storage combined floodgate tension spring and to
Combined floodgate tension spring provides the drive shaft of stored energy power, and the output end of drive shaft is connected with can be convex with the energy storage of its synchronous rotation
The free end of wheel, energy storage cam is equipped with energy storage connecting rod, and one end of combined floodgate tension spring is rotatably connected to peace by extension spring link plate
It fills on pillar, the other end is rotatably connected to by extension spring link plate in energy storage connecting rod, when drive shaft drives in power source
When lower rotation, the rotation of energy storage cam is driven, to pull one end of combined floodgate tension spring to realize energy storage.
4. a kind of auxiliary switchgear according to claim 2, characterized in that spring energy storage device further includes drawing closing a floodgate
The energy storage holding meanss that the energy storage of spring is positioned, energy storage holding meanss include being mounted on drive shaft and capable of turning with transmission
The closing cam that axis rotates synchronously, the side of the free end of closing cam are equipped with energy storage and idler wheel, energy storage holding meanss are kept also to wrap
It includes and keeps the closing pawl of idler wheel installation in the same plane with energy storage, closing pawl is installed in rotation on sincere sub- axis, sincere
Sub- axis is fixed on mechanism plate, and closing pawl includes that energy storage keeps end, energy storage release end and division to stop a grade end, wherein energy storage is protected
Holding end has and can keep the plane that idler wheel contacts and keeps relative position constant with energy storage, when closing cam goes to combined floodgate tension spring
Energy storage position when, the plane of closing pawl resists energy storage and keeps idler wheel so that combined floodgate tension spring is maintained at energy storage position,
When combined floodgate tension spring is in energy storage position, line between the fulcrum of two extension spring link plates and the drawing for connecting mounting column
Line between the fulcrum of spring hanging plate and the fulcrum of drive shaft has the angle more than 0 °.
5. a kind of auxiliary switchgear according to claim 1, characterized in that closing device includes combined floodgate push rod and combined floodgate
Double leval jib, mechanism plate are equipped with closing switch, and the end of closing switch is stretched into mechanism plate links with combined floodgate push rod, combined floodgate push rod
Side be equipped with a pin, one end of combined floodgate push plate is hung on by a kidney slot on the pin, the other end of combined floodgate push plate with
The energy storage release end of closing pawl links, and when combined floodgate push rod moves inward under the promotion of closing switch, passes through pin and waist
The linkage dynamic circuit connector lock push plate in shape hole moves down, to apply thrust to the energy storage release end of closing pawl so that close a floodgate sincere
Son, which rotates, leaves energy storage holding idler wheel, and after energy storage keeps idler wheel to be discharged by closing pawl, closing cam can be drawn closing a floodgate
It is rotated further under the action of spring, combined floodgate double leval jib includes combined floodgate connecting lever, combined floodgate connecting rod and is driven output toggle arm, combined floodgate connecting lever
Middle part is rotatably mounted to by connecting lever axis on mechanism plate, and the free end of combined floodgate connecting lever is equipped with combined floodgate linkage post, convex when closing a floodgate
For wheel when being rotated further, the combined floodgate linkage post is touched in the side of free end, to drive combined floodgate connecting lever to rotate, combined floodgate connecting lever it is another
One end drives transmission output toggle arm rotation, transmission output toggle arm and the output shaft for being connected to breaker to link by combined floodgate connecting rod,
So that the output axial direction combined floodgate direction rotates.
6. a kind of auxiliary switchgear according to claim 1, characterized in that switching-off device includes being arranged on output shaft
Separating brake torsional spring and separating brake output toggle arm with output shaft linkage, separating brake output toggle arm is rotatably coupled by separating brake connecting rod
Separating brake connecting lever, separating brake connecting lever share a connecting lever axis with combined floodgate connecting lever, and the other end of separating brake connecting lever is equipped with separating brake linkage post, separating brake
Device further includes that separating brake keeps wheel and the sincere son of separating brake, separating brake that wheel is kept to be mounted in the irregular shape wheel on drive shaft,
One end and the sincere sub- cooperation of separating brake, the other end are equipped with the separating brake coordinated with separating brake linkage post and keep sincere son, and the sincere son of separating brake is rotationally
On sincere sub- axis, the sincere attached bag of separating brake includes separating brake and keeps end, separating brake power end and separating brake latch pin, when closing device drive is defeated
Separating brake torque spring energy store when shaft rotation is closed a floodgate, separating brake output toggle arm is rotated with output shaft to be divided to be driven by separating brake connecting rod
Lock connecting lever is dynamic around connecting lever shaft rotation, and until separating brake linkage post keeps sincere son to resist by separating brake, separating brake keeps one end of wheel to be divided at this time
The separating brake of the sincere son of lock keeps end to resist, and switching-off device is in separating brake energy storage state, and switching-off device further includes separating brake push rod, and separating brake pushes away
Bar is equipped with the separating brake conical surface that can coordinate with the separating brake latch pin of sincere son, and mechanism plate is switched equipped with separating brake, separating brake switch
End is stretched into mechanism plate and links with separating brake push rod, when separating brake push rod moves inward under separating brake switch promotion, the separating brake conical surface
Separating brake latch pin is pushed so that the sincere son of separating brake keeps the direction of wheel to rotate to separating brake is detached from, when the separating brake of the sincere son of separating brake is kept
When one section of separating brake holding wheel is left at end, separating brake hold mode releases, and separating brake torsional spring discharges energy storage, drives and exports axial separating brake side
To rotation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721411699.6U CN207781516U (en) | 2017-10-29 | 2017-10-29 | A kind of auxiliary switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721411699.6U CN207781516U (en) | 2017-10-29 | 2017-10-29 | A kind of auxiliary switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207781516U true CN207781516U (en) | 2018-08-28 |
Family
ID=63232673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721411699.6U Active CN207781516U (en) | 2017-10-29 | 2017-10-29 | A kind of auxiliary switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207781516U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110164718A (en) * | 2019-06-20 | 2019-08-23 | 珠海优特电力科技股份有限公司 | Intelligent auxiliary switch |
| CN111341607A (en) * | 2018-12-18 | 2020-06-26 | 天津平高智能电气有限公司 | Circuit breaker and operating mechanism thereof |
-
2017
- 2017-10-29 CN CN201721411699.6U patent/CN207781516U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111341607A (en) * | 2018-12-18 | 2020-06-26 | 天津平高智能电气有限公司 | Circuit breaker and operating mechanism thereof |
| CN111341607B (en) * | 2018-12-18 | 2022-05-06 | 天津平高智能电气有限公司 | Circuit breaker and operating mechanism thereof |
| CN110164718A (en) * | 2019-06-20 | 2019-08-23 | 珠海优特电力科技股份有限公司 | Intelligent auxiliary switch |
| CN110164718B (en) * | 2019-06-20 | 2024-01-19 | 珠海优特电力科技股份有限公司 | Intelligent auxiliary switch |
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