CN104143453A - Manual operating device for switching-off and switching-on of electric switch - Google Patents
Manual operating device for switching-off and switching-on of electric switch Download PDFInfo
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- CN104143453A CN104143453A CN201310623237.0A CN201310623237A CN104143453A CN 104143453 A CN104143453 A CN 104143453A CN 201310623237 A CN201310623237 A CN 201310623237A CN 104143453 A CN104143453 A CN 104143453A
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Abstract
The invention discloses a manual operating device for switching-off and switching-on of an electric switch. The manual operating device comprises a base and a handle, wherein the base is rotationally provided with a manual shaft in an assembling mode, and the handle is in butt joint with the manual shaft and is used for driving the manual shaft to rotate to conduct switching-off and switching-on operation. The manual operating device further comprises a lock bar movably inserted in the base, a locking position and an unlocking position are arranged on the moving travel of the lock bar, the lock bar is connected with the corresponding part of the handle in an insertion mode at the locking position so as to prevent the handle from being disengaged from the manual shaft, the lock bar is disengaged from the corresponding part of the handle at the unlocking position so that the handle can be normally disengaged from the manual shaft, and when the lock bar is at the locking position, the lock bar and the handle are in stopping and limiting fit in the axial direction of the manual shaft and are in rotating fit in the circumferential direction of the manual shaft. Due to the locking of the lock bar on the handle, the handle cannot be disengaged from the manual shaft and cannot shift out of the base, and thus the safety of manual operation can be effectively improved. When manual switching-off and switching-on operation is completed, the lock bar is made to move to the unlocking position from the locking position, at the moment, the lock bar is disengaged from the handle, and the handle can be normally disengaged from the manual shaft.
Description
Technical field
The present invention relates to a kind of electric switch divide-shut brake Manual operation device.
Background technology
In Installation and Debugging process, need to carry out manual breaking-closing operating at the electric switch such as circuit breaker, earthed switch, when manual operation, handle is inserted in the jack that pedestal is provided with to be assemblied in corresponding being in transmission connection of manual axle in the jack of pedestal with rotation, driving handle rotates, and drives auxiliary switch and the main switch of electric switch to move to carry out breaking-closing operating by manual axle and corresponding transmission connecting mechanism.
But in existing manual breaking-closing operating process; in the jack that handle correspondence is inserted to pedestal and after being connected with manual through-drive; owing to lacking salvo, on the one hand, handle is easily oppositely scurried out and is departed from manual axle; and then damage to operating personnel; on the other hand, if operating personnel leave in operating process because of other situations, handle is easily arbitrarily extracted; cause the electric switch will be in the half point state that narrows, and then affect the normal divide-shut brake of electric switch.
Summary of the invention
The object of this invention is to provide a kind of electric switch divide-shut brake hand-operating device, to solve the technical problem that in prior art, handle is easily scurried out in the time that electric switch is carried out to manual breaking-closing operating.
For achieving the above object, electric switch divide-shut brake provided by the present invention by the technical scheme of Manual operation device is: electric switch divide-shut brake Manual operation device, comprise and be rotatably equipped with the pedestal of manual axle and drive manual axle to rotate the handle that carries out breaking-closing operating for docking with manual axle, described powder operation device also comprises the mobile locking bar being inserted on pedestal, locking bar has with the corresponding portion of handle on shift motion pegs graft to prevent that handle from departing from the locking position of manually axle disengaging with the corresponding portion of handle so that handle and manually the solution lock-bit of the normal disengaging of axle, in the time of locking position, at manual axle, block is spacing on axially with described handle coordinates for locking bar, manually upwards be rotatably assorted in axle week.
Described Manual operation device also comprises that, for driving locking bar separating the driving mechanism moving back and forth between lock-bit and locking position, driving mechanism drives locking bar to move, in the time that divide-shut brake completes, moved to release displacement by locking position to locking displacement by separating lock-bit in breaking-closing operating process.
Described driving mechanism comprise to locking bar apply force locking bar in breaking-closing operating process by separate lock-bit to the locking driving mechanism of the moving active force of locking displacement and to locking bar apply force locking bar in the time that divide-shut brake completes by locking position the unlock drive mechanism to the moving active force of release displacement, locking, unlock drive mechanism coordinate control to realize moving back and forth of locking bar, and one of them in locking, unlock drive mechanism is for applying the elastic component of corresponding active force to locking bar.
Described elastic component is locking driving mechanism, described unlock drive mechanism is rotating drive mechanism, rotating drive mechanism comprises the parallel rotating shaft of center of rotation axis of center of rotation axis and described manual axle, rotating shaft is by being wholely set with rotating shaft or rotating and be upwards in transmission connection with transmission arm and the described locking bar of the assembling of rotating shaft spline in week in rotating shaft, transmission arm is by hinged with jointed shaft and the described locking bar of the center of rotation axis arranged off-centre of described rotating shaft, rotating shaft can just carried out around the center of rotation axis of self, rotate backward, when rotating shaft forward rotation, the active force that overcomes elastic component is moved towards release displacement by locking position with driving locking bar, when rotating backward, rotating shaft drive locking bar moving towards locking displacement by separating lock-bit by elastic component.
Described rotating drive mechanism also comprises that the breaking-closing operating of corresponding electric switch carries out the actuator of forward and reverse rotation, the corresponding breaking-closing operating that this actuator is had by electric switch self drives and rotates with the power output shaft of output rotating drive power, the center of rotation axis of actuator and the center of rotation axis of described rotating shaft are parallel, actuator just, rotate backward and on stroke, all there is start bit and stop bit and the driving position between start bit and stop bit at corresponding rotational travel two ends, the start bit of forward rotation stroke is corresponding with the stop bit that rotates backward stroke, the stop bit of forward rotation stroke is corresponding with the start bit that rotates backward stroke, actuator rotates week upwards block is spacing in rotating shaft with rotating shaft and coordinates in case spline axle rotates backward under elastic component effect in the time being positioned at the start bit of corresponding rotational travel and stop bit, actuator is dodged described rotating shaft so that rotating shaft can be rotated backward under described elastic component effect in the start bit by corresponding rotational travel in driving position rotation process, actuator drives described rotating shaft to carry out forward rotation in the driving position by corresponding rotational travel to the active force that overcomes described elastic component in stop bit rotation process.
Described rotating shaft is L-type, long-armed section of L-type rotating shaft is assembling corresponding to described transmission arm rotation body, its galianconism section are for the actuating arm corresponding with described actuator, on actuating arm, convex with successively all first, second drive post of extending along the bearing of trend of described rotation body along actuating arm bearing of trend, on described actuator, have when carry out forward and reverse rotation at actuator corresponding with first drive capital interference fit with the first pushing part of drive shaft forward rotation and corresponding and the second driving capital interference fit the second pushing part with drive shaft forward rotation.
It is directly tabular to what extend along the rotary middle spindle wire diameter of actuator that described actuator is, the center of rotation axis of straight tabular actuator is positioned at a side of described actuating arm, two pushing parts on described actuator are positioned at respectively the both sides of the center of rotation axis of described actuator, and two pushing part correspondences are arranged on the side towards two drive post of straight tabular actuator.
Two pushing parts of described actuator are the two sides towards two drive post one sides of described straight tabular actuator, two sides are inclined side, and the side of a side that deviates from two drive post of described two inclined sides and described straight tabular actuator forms triangle.
The end of the center of rotation axis away from described actuator of at least one inclined side in two described inclined sides convexes with the block step for coordinating with corresponding drive post limit block.
Described locking bar has the insertion end for pegging graft with the corresponding portion of handle, on described handle, be the circumferential groove in its end portion that the center of rotation axis around described manual axle that handle outer peripheral face is provided with circumferentially extends with the corresponding portion of the corresponding grafting of insertion end of locking bar, circumferential groove in its end portion have for the spacing both sides cell wall coordinating of insertion end block of locking bar.
Usefulness of the present invention is: electric switch divide-shut brake provided by the present invention is with in Manual operation device, the mobile locking bar that is fitted with on pedestal, locking bar has locking position and conciliates lock-bit on its shift motion, in the time that needs carry out breaking-closing operating, corresponding handle and manual through-drive is connected, make locking bar move to locking position, the corresponding portion of locking bar and handle pegs graft so that in Handle axis, upwards block is spacing coordinates with handle, upwards be rotatably assorted in handle week, normal rotation handle carries out breaking-closing operating, now, due to the locking of locking bar to handle, handle cannot depart from manual axle, can not scurry out from pedestal, can effectively improve manually operated fail safe.And in the time completing manual breaking-closing operating, make locking bar move to solution lock-bit from locking position, and now, locking bar and handle are separated, and handle can normally depart from manual axle.
Further, by driving mechanisms control locking bar, moving back and forth between solution lock-bit and locking position can be realized the automation mechanized operation to handle locking, solution lock control, alleviates operating personnel's burden.
Further, driving mechanism comprises locking driving mechanism and release driving mechanism, and each driving mechanism role difference can be so that realize the structural design to each driving mechanism.And one of them adopts elastic component, more can further simplify the overall structure of driving mechanism.
Further, locking driving mechanism adopts elastic component, like this, in breaking-closing operating process, applies active force by elastic component to locking bar always, can effectively ensure the locking of locking bar to handle.And unlock drive mechanism adopts rotating drive mechanism, in rotating drive mechanism, drive locking bar to move back and forth by the rotating shaft of rotating by transmission arm and jointed shaft, move back and forth stroke certain in the situation that at locking bar, adopt rotating drive mechanism can effectively reduce the occupied space of unlock drive mechanism.
Further, the power output shaft being had by electric switch self is in transmission connection to force the divide-shut brake of the corresponding electric switch of actuator to rotate with actuator, in forward and reverse rotational travel of actuator in the time of corresponding breaking-closing operating, all can separate moving back and forth between lock-bit and locking position to locking bar by controlling rotating shaft forward and rotating backward to coordinate with elastic component to realize, and, because the power that directly utilizes the corresponding breaking-closing operating of electric switch itself to export applies the actuating force that forces rotating shaft forward rotation to rotating shaft, do not need on the one hand to arrange separately in addition again the power source that corresponding drive shaft is rotated, global design is simple and reliable for structure, required parts are few, the rotation that also can effectively ensure on the other hand rotating shaft is just in time corresponding with electric switch breaking-closing operating opportunity, ensure the control of locking bar locking to conciliate the accuracy of lock control.
Further, rotating shaft is L-type, and two drive post are set on the actuating arm of L-type rotating shaft, two drive post in the time that actuator rotates respectively by the corresponding pushing tows of two pushing parts on actuator with drive shaft forward rotation, realize the unlocking operation to handle, by two drive post being set in rotating shaft so that rotated by actuator drive shaft, can simplify the overall structure of release driving mechanism.And two pushing parts are arranged on to the both sides of the center of rotation axis of actuator, be convenient to like this to realize the object that actuator all can drive shaft in positive and negative rotational travel carries out forward rotation.
Further, two pushing parts of actuator are two inclined sides, are convenient to so center of rotation axis around the shaft of pushing tow two drive post and rotate, and are convenient to realize limit block between respective top pushed section and corresponding drive post and the switching of pushing tow migration.
Further, on the inclined side of actuator correspondence arrange block step with the spacing cooperation of corresponding drive post block to prevent completing rear-guard moving part and rotating shaft is thrown off completely at breaking-closing operating, affect breaking-closing operating next time.
Further, the corresponding portion that the correspondence of handle and locking bar are pegged graft is circumferential groove in its end portion, like this, be convenient to realize locking bar in the time of locking position with handle and Handle axis upwards block spacingly coordinate, and be upwards rotatably assorted in handle week.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of embodiment of electric switch divide-shut brake provided by the present invention Manual operation device;
Fig. 2 is A-A place cutaway view in Fig. 1;
Fig. 3 be in Fig. 1 B to view;
Fig. 4 is the structural representation of handle;
The cooperation schematic diagram of Fig. 5 when to be that in Fig. 1, in powder operation device, the actuator of rotating drive mechanism and rotating shaft are corresponding closed a floodgate or prepared separating brake;
Fig. 6 be in Fig. 1 in powder operation device the corresponding separating brake of the actuator of rotating drive mechanism and rotating shaft complete or prepare the schematic diagram while combined floodgate.
Embodiment
As shown in Figures 1 to 5, the embodiment of Manual operation device for a kind of electric switch divide-shut brake, Manual operation device in this embodiment comprises pedestal 18, pedestal 18 is provided with jack 180, in jack 180, correspondence is rotatably equipped with manual axle 8, manually axle 8 has power intake and clutch end, and on pedestal 18, is also hinged with the manual baffle plate 18 for controlling jack 180 switches.Manual operation device also comprises in the corresponding jack 180 that inserts pedestal 18 with manual axle 8 and docks to drive manual axle 8 rotations to carry out the handle 21 of breaking-closing operating, handle 21 is coaxially pegged graft with manual axle 8, be connected with crank 23 in handle 21 rear ends, in the time carrying out breaking-closing operating, drive manual baffle plate 17 to rotate to open the jack 180 on pedestal 18, then by corresponding handle 21 jack 180 that inserts pedestals 18 to be in transmission connection with the power intake of manual axle 8, drive manual axle 8 to carry out forward and reverse rotation by handle 21, manually the clutch end of axle 8 drives main switch and the auxiliary switch of electric switch to carry out divide-shut brake by corresponding transmission connecting structure, complete manual breaking-closing operating, after manual brake separating completes, handle 21 is separated with manual axle 8.
In the present embodiment, being provided with self-locking mechanism departs from manual axle 8 carrying out in manual breaking-closing operating process handle 21 preventing, self-locking mechanism comprises the mobile locking bar 10 being inserted on pedestal 18, locking bar 10 has the insertion end 100 of the jack 180 for inserting pedestal 18, locking bar 10 has on shift motion to be pegged graft to prevent with the corresponding portion of handle 21 the locking position that handle 21 and manual axle 8 depart from and departs from handle 21 so that handle 21 and the normal solution lock-bit departing from of manual axle 8, the corresponding portion of handle 21 is specially the circumferential groove in its end portion 22 that on handle outer peripheral face, thorny handle circumferentially extends, circumferential groove in its end portion 22 has along the both sides cell wall of the spacing cooperation of insertion end block for locking bar of handle axial distribution, in the time of locking position, at manual axle 8, block is spacing on axially with described handle 21 coordinates for locking bar 10, within 8 weeks, be upwards rotatably assorted at manual axle.In the time that corresponding handle 21 and manual axle 8 is in transmission connection, make locking bar 10 move to locking position, in the corresponding circumferential groove in its end portion 22 of inserting handles 21 of insertion end 100 of locking bar 10 to prevent that handle 21 from deviating from from the jack 180 of pedestal 18, simultaneously, locking bar 10 is rotatably assorted to ensure the normal rotation of handle 21 in the time realizing breaking-closing operating with circumferential groove in its end portion 22 on manual axle is axial, and after divide-shut brake completes, make locking bar 10 move to solution lock-bit by locking position, the insertion end of locking bar 10 and handle 21 depart from, and handle 21 can normally depart from manual axle 8.
When realizing the corresponding manually breaking-closing operating of locking bar 10 in locking position and the automated movement switching of separating between lock-bit, Manual operation device is for driving locking bar 10 separating the driving mechanism moving back and forth between lock-bit and locking position, and driving mechanism drives locking bar 10 moving to locking displacement, moving to release displacement by locking position in the time that divide-shut brake completes by separating lock-bit in breaking-closing operating process.Described driving mechanism comprise to locking bar apply force locking bar in breaking-closing operating process by separate lock-bit to the locking driving mechanism of the moving active force of locking displacement and to locking bar apply force locking bar in the time that divide-shut brake completes by locking position the unlock drive mechanism to the moving active force of release displacement, locking, unlock drive mechanism coordinates control to realize moving back and forth of locking bar, locking driving mechanism is herein the elastic component 9 being in transmission connection with described locking bar, and unlock drive mechanism is rotating drive mechanism, rotating drive mechanism comprises the rotating shaft 3 that the center of rotation axis of center of rotation axis and described manual axle 8 is parallel, rotating shaft 3 is rotated and is assemblied on bracing frame, bracing frame comprises along the axially extended fore-stock 5 of rotating shaft 3 and after-poppet 16, concrete fore-stock 5 is connected with the auxiliary switch support of electric switch, after-poppet is contained in the fairlead 17 and the fixing assembling of pedestal 18 in locking bar 10 outsides by fairlead, one end of fairlead 17 and pedestal 18 thread connection, the other end and after-poppet 16 weld connections.Rotating shaft 3 is upwards in transmission connection with described locking bar 10 with the transmission arm 15 of rotating shaft 3 spline assemblings by rotate week in rotating shaft, transmission arm 15 is by hinged with described locking bar 10 with the jointed shaft 11 of the center of rotation axis arranged off-centre of described rotating shaft 3, the hinged central axis of jointed shaft 11 and the center of rotation axis of described rotating shaft 3 are parallel, locking bar 10 and transmission arm 15 distribute along the bearing of trend of the hinged central hub axis of jointed shaft, above-mentioned elastic component 9 is extension spring, one end of extension spring is connected on described manual baffle plate 17, the other end is connected with described jointed shaft 11, extension spring will be applied and force locking bar 10 moving to make the insertion end of locking bar 10 insert the active force in the circumferential groove in its end portion 22 of handle 21 towards locking displacement by separating lock-bit to locking bar 10 by jointed shaft.Rotating shaft 3 herein can be carried out forward rotation and rotate backward around the center of rotation axis of self, in the time that the power intake input from rotating shaft forces the actuating force of rotating shaft 3 forward rotation, rotating shaft 3 will overcome elastic component by jointed shaft 11, the opposing torque forward rotation that transmission arm 15 applies to rotation, rotating shaft 3 will drive transmission arm 15 3 forward rotation around the shaft in doing forward rotation, and then drive locking bar 10 to move and realize release towards release displacement by locking position by transmission arm 15 by jointed shaft 11, and in the time that the power intake of rotating shaft 3 is no longer inputted forward drive power, now, under the effect of elastic component 9, jointed shaft 11 by by transmission arm 15 drive shafts 3 around the shaft 3 center of rotation axis rotate backward, now, jointed shaft will drive locking bar 10 moving to force the insertion end 100 of locking bar 10 and the corresponding grafting of circumferential groove in its end portion 22 on handle 21 to locking displacement by separating lock-bit when 3 center of rotation axis around the shaft rotates, realize the locking to handle, prevent that handle 21 and manual axle 8 from departing from.
Herein, corresponding electric switch separating brake, when closing operation, control to the power intake input of rotating shaft 3 and force the forward drive power of rotating shaft 3 around self center of rotation axis forward rotation, specifically, by the separating brake of corresponding electric switch, the actuator 12 that closing operation carries out forward and reverse rotation applies required forward drive power to rotating shaft 3, the center of rotation axis of actuator 12 and the center of rotation axis of rotating shaft 3 are parallel, actuator 12 correspondences are driven and are carried out and the corresponding forward and reverse rotation of breaking-closing operating by the power output shaft 61 from the auxiliary switch 6 of electric switch, the forward rotation angle of actuator 12 and rotate backward angle and be all less than 360 °, actuator 12 just, rotate backward and on stroke, all there is the start bit and the stop bit that are positioned at corresponding rotational travel two ends, and the start bit of forward rotation stroke is corresponding with the stop bit that rotates backward stroke, the stop bit of forward rotation stroke is corresponding with the start bit that rotates backward stroke, actuator 12 be positioned at each corresponding rotational travel start bit and rotate week upwards block be spacing in rotating shaft with rotating shaft 3 when stop bit and coordinate in case spline axle 3 rotates backward under the effect of elastic component 9, actuator 12 is just, rotate backward and on stroke, there is respectively the driving position between start bit and stop bit, actuator 12 will be dodged described rotating shaft 3 to make rotating shaft to rotate around the axis and circumferentially to rotate backward under the effect of elastic component 9 in the start bit by corresponding rotational travel in driving position rotation process, and then drive locking bar 10 moving to realize the locking to handle to locking displacement by separating lock-bit by counter-rotational transmission arm 15 by jointed shaft 11, in stop bit rotation process, the forward drive power that forces rotating shaft 3 to do forward rotation will be applied in the driving position by corresponding rotational travel to rotating shaft 3 and work as actuator 12, forward drive power is done to forward rotation by overcoming the moment that rotates backward that elastic component 9 applies to rotating shaft 3 with drive shaft 3, now, rotating shaft by forward rotation 3 is passed through to transmission arm 15, jointed shaft 11 drives locking bar 10 moving to release displacement by locking position, realize release, and then ensure handle after breaking-closing operating completes with the manually normal disengaging of axle, and, because it is spacing countershaft to be formed to all blocks upwards in the time that actuator turns to the stop bit of each corresponding rotational travel, and then locking can be locked to solution lock-bit, the normal insertion of handle 21 when avoiding locking bar 10 arbitrarily to move to locking position under the effect of elastic component 9 and affecting next breaking-closing operating.
In the present embodiment, rotating shaft 3 is L-type, long-armed section of the rotating shaft 30 of L-type is to be for the actuating arm 33 corresponding with described actuator 12 with rotation body 30, its galianconism section of the corresponding assembling of described transmission arm 15, on actuating arm 33, convex with successively along actuating arm 33 bearing of trends the first drive post 31 and the second drive post 32 that all bearing of trend along described rotation body extends, the rotation assembling corresponding to fore-stock 5 and after-poppet 16 of rotation body 30.It is directly tabular to what extend along the rotary middle spindle wire diameter of actuator 12 that actuator 12 is, the center of rotation axis of straight tabular actuator 12 is positioned at a side of described actuating arm 33, on straight tabular actuator 12, have when carry out forward and reverse rotation at actuator 12 corresponding and the first drive post 31 top interference fits with the first pushing part 121 of drive shaft forward rotation and corresponding and the second drive post 32 top interference fits the second pushing part 122 with drive shaft forward rotation, two pushing parts are positioned at respectively the both sides of the center of rotation axis of described actuator 12, and two pushing part correspondences are arranged on the side towards two drive post of straight tabular actuator 12, specifically, two pushing parts are the two sides towards two drive post one sides of described straight tabular actuator 12, two sides are inclined side, the side of a side that deviates from two drive post of described two inclined sides and described straight tabular actuator 12 forms triangle.On the second inclined side, be provided with block step 123 in one end place of the center of rotation axis away from actuator 12, block step 123 have for the spacing stopping surface coordinating of the second driving shaft block.
During by separating brake, the rotational travel of actuator is defined as forward rotation stroke, and the rotational travel of actuator is defined as and rotates backward stroke when closing a floodgate.In the time carrying out sub-switching operation, in the time that actuator 12 is positioned at the start bit of forward rotation stroke, the first pushing part on actuator 12 coordinates to limit the rotation of rotating shaft under the effect of elastic component 9 with the first drive post 31 pushing tows, corresponding is limited in solution lock-bit by locking bar 10, and in the time that actuator 12 is rotated to driving position by the start bit of forward rotation stroke, due to no longer pushing tow the first drive post 31 of the first pushing part 121, now, under the effect of elastic component 9, rotating shaft 3 will rotate backward, now, locking bar 10 will be moving to locking displacement by separating lock-bit, in the time that actuator turns to the driving position of forward rotation stroke, the second pushing part 122 on actuator is pressed in top in the second drive post 32, in the time that actuator is rotated to stop bit by the driving position of forward rotation stroke, the second pushing part 122 of actuator will apply the forward drive power that forces rotating shaft 30 to do forward rotation to rotating shaft 30 by the second drive post 32, the rotating shaft of forward rotation will drive locking bar 10 moving towards release displacement by locking position, in the time that actuator turns to the stop bit of forward rotation stroke, the second pushing part 122 on actuator coordinates to limit the rotation of rotating shaft under the effect of elastic component 9 with the second drive post 32 pushing tows, corresponding is limited in solution lock-bit by locking bar 10, wait for next step closing operation.In the time carrying out closing operation, in the time that actuator is positioned at the start bit that rotates backward stroke, the second pushing part 122 on actuator coordinates to limit the rotation of rotating shaft under the effect of elastic component 9 with the second drive post 32 pushing tows, corresponding is limited in solution lock-bit by locking bar 10, and in the time that actuator is rotated to driving position by the start bit that rotates backward stroke, due to no longer pushing tow the second drive post 32 of the second pushing part 122, now, under the effect of elastic component 9, rotating shaft 3 will rotate backward, now, locking bar 10 will be moving to locking displacement by separating lock-bit, in the time that actuator turns to the driving position that rotates backward stroke, the first pushing part 121 on actuator is pressed in top in the first drive post 31, in the time that actuator is rotated to stop bit by the driving position that rotates backward stroke, the first pushing part 121 of actuator will apply the forward drive power that forces rotating shaft 30 to do forward rotation to rotating shaft 30 by the first drive post 31, the rotating shaft of forward rotation will drive locking bar 10 moving towards release displacement by locking position, in the time that actuator turns to the stop bit that rotates backward stroke, the first pushing part 121 on actuator coordinates to limit the rotation of rotating shaft under the effect of elastic component 9 with the first drive post 31 pushing tows, corresponding is limited in solution lock-bit by locking bar 10, wait for next step sub-switching operation.
When the present embodiment provides the electric divide-shut brake powder operation device of opening in the time carrying out manual breaking-closing operating, because electric switch is now in gate-dividing state or "on" position, now, actuator 12 in rotating drive mechanism is by the start bit in corresponding rotational travel, actuator by by the first drive post 31 or the second drive post 32 to positioning in case spline axle 3 under the effect of elastic component 9, rotate, and because actuator is not now also inputted actuating force to rotating shaft, now rotating shaft remains static, locking bar 10 is locked in solution lock-bit, therefore, push manual baffle plate 17 open, can by corresponding handle 21 jack 180 that inserts pedestals 18 to be in transmission connection with driving shaft 8, to prepare to carry out separating brake or closing operation.
Be gate-dividing state and need to realize closing operation by handle 21 time in current state, by in corresponding handle 21 jack 180 that inserts pedestals 18 and be in transmission connection with manual axle 8, turning handle 21 drives manual axle 8 to carry out closing operation, now, power output shaft 61 in auxiliary switch 6 will force actuator 12 correspondences to enter and rotate backward stroke, before actuator 12 drive shafts 3 turn to the driving position that rotates backward stroke, actuator 12 is pushing tow the second drive post 32 no longer, under the effect of elastic component 9, rotating shaft 3 will rotate backward, locking bar 10 will be moving to locking displacement by separating lock-bit, the insertion end 100 that is locking bar 10 will be inserted in the circumferential groove in its end portion 22 of handle 21 so that handle is carried out to locking, prevent that handle is pulled out, in the time that actuator turns to the driving position that rotates backward stroke, the first pushing part 121 on actuator is pressed in top in the first drive post 31, then when actuator 12 is rotated to stop bit by the driving position that rotates backward stroke, the first pushing part 121 of actuator will apply the forward drive power that forces rotating shaft 30 to do forward rotation to rotating shaft 30 by the first drive post 31, the rotating shaft of forward rotation will drive locking bar 10 moving towards release displacement by locking position, be that the insertion end of locking bar 10 is towards the reverse movement of the circumferential groove in its end portion 22 away from handle 21, in the time that actuator turns to the stop bit that rotates backward stroke, the first pushing part 121 on actuator coordinates to limit the rotation of rotating shaft under the effect of elastic component 9 with the first drive post 31 pushing tows, corresponding is limited in solution lock-bit by locking bar 10, now close a floodgate, the handle 21 that completes closing operation normally can be extracted from the jack 180 of pedestal 18, handle 21 will normally depart from manual axle 8, wait for next step sub-switching operation.
In current state be "on" position and need to be when handle 21 sub-switching operation, by in corresponding handle 21 jack 180 that inserts pedestals 18 and be in transmission connection with manual axle 8, turning handle 21 drives manual axle 8 to carry out sub-switching operation, now, power output shaft 61 in auxiliary switch 6 will force actuator 12 correspondences to enter forward rotation stroke, before actuator 12 drive shafts 3 turn to the driving position of forward rotation stroke, actuator 12 is pushing tow the first drive post 31 no longer, under the effect of elastic component 9, rotating shaft 3 will rotate backward, locking bar 10 will be moving to locking displacement by separating lock-bit, the insertion end 100 that is locking bar 10 will be inserted in the circumferential groove in its end portion 22 of handle 21 so that handle is carried out to locking, prevent that handle is pulled out, in the time that actuator turns to the driving position of forward rotation stroke, the second pushing part 122 on actuator is pressed in top in the second drive post 32, then when actuator 12 is rotated to stop bit by the driving position of forward rotation stroke, the second pushing part 121 of actuator will apply the forward drive power that forces rotating shaft 30 to do forward rotation to rotating shaft 30 by the second drive post 32, the rotating shaft of forward rotation will drive locking bar 10 moving towards release displacement by locking position, be that the insertion end of locking bar 10 is towards the reverse movement of the circumferential groove in its end portion 22 away from handle 21, in the time that actuator turns to the stop bit of forward rotation stroke, the second pushing part 122 on actuator coordinates to limit the rotation of rotating shaft under the effect of elastic component 9 with the second drive post 32 pushing tows, corresponding is limited in solution lock-bit by locking bar 10, now separating brake completes, the handle 21 that completes sub-switching operation normally can be extracted from the jack 180 of pedestal 18, handle 21 will normally depart from manual axle 8, wait for next step closing operation.
In the present embodiment, in forward and reverse rotational travel, include in start bit and drive dodging stroke and driving the driving stroke between position and stop bit between position, when actuator is driven by power output shaft 61 and dodging while rotating in stroke, drive locking bar to have the lock-bit of solution moving to locking displacement by elastic component by jointed shaft, transmission arm, now, synchronous drive shaft is rotated; And driven by power output shaft 61 driving while rotating in stroke when actuator, actuator will carry out forward rotation by drive post drive shaft, now, the forward drive power that actuator applies to rotating shaft will drive locking bar moving towards release displacement by locking position under the effect that overcomes elastic component.
In above-described embodiment, actuator is triangular in shape tabular, in the time that actuator rotates, two inclined sides on actuator as two pushing parts so that promote rotating shaft forward rotation, in other embodiments, actuator also can be rectangular tabular, on actuator, along the rotary middle spindle wire diameter of actuator to the flat side of extending, can realize equally the corresponding block of two drive post and top are pressed.
In above-described embodiment, adopt driving mechanisms control locking bar to conciliate moving back and forth between lock-bit in locking position, can improve like this automation of powder operation device.In other embodiments, also can realize locking bar by manual push-and-pull locking bar and conciliate moving back and forth between lock-bit in locking position.
In above-described embodiment, realize locking bar and conciliate the driving mechanism moving back and forth between lock-bit in locking position and comprise unlock drive mechanism and locking driving mechanism, and locking driving mechanism adopts elastic component, unlock drive mechanism adopts rotating drive mechanism.In other embodiments, also unlock drive mechanism can be adopted to elastic component, and make locking driving mechanism adopt rotating drive mechanism.Certainly, locking driving mechanism or unlock drive mechanism also can adopt straight moving driving mechanism as piston drive mechanism, also or by electromagnet drive locking bar to move, and specifically can realize the control to electromagnet absorption affinity by controlling current switching in electromagnet.
In above-described embodiment, realizing locking bar conciliates the driving mechanism moving back and forth between lock-bit and comprises unlock drive mechanism and locking driving mechanism in locking position, in other embodiments, also can adopt a set of driving mechanism to realize the mobile control example of locking bar as piston drive mechanism or electric pushrod mechanism, now need to controller be installed to make the drive actions of driving mechanism and the breaking-closing operating of electric switch corresponding at piston drive mechanism or electric pushrod mechanism.
In above-described embodiment, the main actuator being connected with the power output shaft coaxial transmission of auxiliary switch that relies on carrys out drive shaft rotation, like this, directly utilize the power of electric switch output itself to apply the forward drive power that forces rotating shaft forward rotation to rotating shaft, project organization is simple and reliable, required parts are few, do not need to arrange separately in addition the power source that corresponding drive shaft is rotated again.In other embodiments, also can pinion and rack be set separately in addition and carry out forward and reverse rotation with drive shaft, tooth bar drives along linear reciprocation telescopic moving by directly moving telescoping mechanism, gear coaxial spline is assemblied in rotating shaft, like this, in the time that straight moving telescoping mechanism drives tooth bar to move as band by the piston drive mechanism of self-locking property, by the correspondence engagement of rack and pinion, can drive shaft carry out forward and reverse rotation, if make tooth bar to move back and forth the rule forward and reverse rotation required with rotating shaft corresponding opportunity.
In above-described embodiment, transmission arm and the assembling of rotating shaft spline, in other embodiments, transmission arm also can be wholely set with rotating shaft.
In above-described embodiment, only on an inclined side of actuator, block step is set, in other embodiments, also can on two inclined sides, block step be all set.
In above-described embodiment, actuator is driven by the power output shaft in auxiliary switch, in other embodiments, also can be according to the practical structures of electric switch, select other the power output shaft with the corresponding rotation of breaking-closing operating to apply actuating force to actuator.
Claims (10)
1. electric switch divide-shut brake Manual operation device, comprise and be rotatably equipped with the pedestal of manual axle and drive manual axle to rotate the handle that carries out breaking-closing operating for docking with manual axle, it is characterized in that: described powder operation device also comprises the mobile locking bar being inserted on pedestal, locking bar has with the corresponding portion of handle on shift motion pegs graft to prevent that handle from departing from the locking position of manually axle disengaging with the corresponding portion of handle so that handle and manually the solution lock-bit of the normal disengaging of axle, in the time of locking position, at manual axle, block is spacing on axially with described handle coordinates for locking bar, manually upwards be rotatably assorted in axle week.
2. electric switch divide-shut brake Manual operation device according to claim 1, it is characterized in that: described Manual operation device also comprises that, for driving locking bar separating the driving mechanism moving back and forth between lock-bit and locking position, driving mechanism drives locking bar to move, in the time that divide-shut brake completes, moved to release displacement by locking position to locking displacement by separating lock-bit in breaking-closing operating process.
3. electric switch divide-shut brake Manual operation device according to claim 2, it is characterized in that: described driving mechanism comprise to locking bar apply force locking bar in breaking-closing operating process by separate lock-bit to the locking driving mechanism of the moving active force of locking displacement and to locking bar apply force locking bar in the time that divide-shut brake completes by locking position the unlock drive mechanism to the moving active force of release displacement, locking, unlock drive mechanism coordinate control to realize moving back and forth of locking bar, and one of them in locking, unlock drive mechanism is for applying the elastic component of corresponding active force to locking bar.
4. electric switch divide-shut brake Manual operation device according to claim 3, it is characterized in that: described elastic component is locking driving mechanism, described unlock drive mechanism is rotating drive mechanism, rotating drive mechanism comprises the parallel rotating shaft of center of rotation axis of center of rotation axis and described manual axle, rotating shaft is by being wholely set with rotating shaft or rotating and be upwards in transmission connection with transmission arm and the described locking bar of the assembling of rotating shaft spline in week in rotating shaft, transmission arm is by hinged with jointed shaft and the described locking bar of the center of rotation axis arranged off-centre of described rotating shaft, rotating shaft can just carried out around the center of rotation axis of self, rotate backward, when rotating shaft forward rotation, the active force that overcomes elastic component is moved towards release displacement by locking position with driving locking bar, when rotating backward, rotating shaft drive locking bar moving towards locking displacement by separating lock-bit by elastic component.
5. electric switch divide-shut brake Manual operation device according to claim 4, it is characterized in that: described rotating drive mechanism also comprises that the breaking-closing operating of corresponding electric switch carries out the actuator of forward and reverse rotation, the corresponding breaking-closing operating that this actuator is had by electric switch self drives and rotates with the power output shaft of output rotating drive power, the center of rotation axis of actuator and the center of rotation axis of described rotating shaft are parallel, actuator just, rotate backward and on stroke, all there is start bit and stop bit and the driving position between start bit and stop bit at corresponding rotational travel two ends, the start bit of forward rotation stroke is corresponding with the stop bit that rotates backward stroke, the stop bit of forward rotation stroke is corresponding with the start bit that rotates backward stroke, actuator rotates week upwards block is spacing in rotating shaft with rotating shaft and coordinates in case spline axle rotates backward under elastic component effect in the time being positioned at the start bit of corresponding rotational travel and stop bit, actuator is dodged described rotating shaft so that rotating shaft can be rotated backward under described elastic component effect in the start bit by corresponding rotational travel in driving position rotation process, actuator drives described rotating shaft to carry out forward rotation in the driving position by corresponding rotational travel to the active force that overcomes described elastic component in stop bit rotation process.
6. electric switch divide-shut brake Manual operation device according to claim 5, it is characterized in that: described rotating shaft is L-type, long-armed section of L-type rotating shaft is the rotation body of assembling corresponding to described transmission arm, its galianconism section is for the actuating arm corresponding with described actuator, on actuating arm along actuating arm bearing of trend convex with successively all extend along the bearing of trend of described rotation body first, the second drive post, on described actuator, have when carry out forward and reverse rotation at actuator corresponding with first drive capital interference fit with the first pushing part of drive shaft forward rotation and corresponding and the second driving capital interference fit the second pushing part with drive shaft forward rotation.
7. electric switch divide-shut brake Manual operation device according to claim 6, it is characterized in that: described actuator is directly tabular to what extend along the rotary middle spindle wire diameter of actuator, the center of rotation axis of straight tabular actuator is positioned at a side of described actuating arm, two pushing parts on described actuator are positioned at respectively the both sides of the center of rotation axis of described actuator, and two pushing part correspondences are arranged on the side towards two drive post of straight tabular actuator.
8. electric switch divide-shut brake Manual operation device according to claim 7, it is characterized in that: two pushing parts of described actuator are the two sides towards two drive post one sides of described straight tabular actuator, two sides are inclined side, and the side of a side that deviates from two drive post of described two inclined sides and described straight tabular actuator forms triangle.
9. electric switch divide-shut brake Manual operation device according to claim 8, is characterized in that: the end of the center of rotation axis away from described actuator of at least one inclined side in two described inclined sides convexes with the block step for coordinating with corresponding drive post limit block.
10. according to the electric switch divide-shut brake Manual operation device described in any one in claim 1 to 9, it is characterized in that: described locking bar has the insertion end for pegging graft with the corresponding portion of handle, on described handle, be the circumferential groove in its end portion that the center of rotation axis around described manual axle that handle outer peripheral face is provided with circumferentially extends with the corresponding portion of the corresponding grafting of insertion end of locking bar, circumferential groove in its end portion have for the spacing both sides cell wall coordinating of insertion end block of locking bar.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310623237.0A CN104143453B (en) | 2013-11-30 | 2013-11-30 | Electric switch divide-shut brake Manual operation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310623237.0A CN104143453B (en) | 2013-11-30 | 2013-11-30 | Electric switch divide-shut brake Manual operation device |
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| Publication Number | Publication Date |
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| CN104143453A true CN104143453A (en) | 2014-11-12 |
| CN104143453B CN104143453B (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310623237.0A Active CN104143453B (en) | 2013-11-30 | 2013-11-30 | Electric switch divide-shut brake Manual operation device |
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| CN (1) | CN104143453B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374362A (en) * | 2016-11-15 | 2017-02-01 | 辽宁电能发展股份有限公司 | Outdoor operation low voltage feed-out circuit breaker integrated power distribution box |
| CN106704515A (en) * | 2017-01-04 | 2017-05-24 | 平高集团有限公司 | Power output device and spring operating mechanism with same |
| CN108711525A (en) * | 2018-05-30 | 2018-10-26 | 浙江现代电气有限公司 | A kind of transfer switching equipment |
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| DE4110982A1 (en) * | 1991-04-05 | 1992-10-08 | Abb Patent Gmbh | Interlocking system for manually operable rotating shafts of power breaker switch - uses shaft-mounted eccentric cam to prevent locking bar from inhibiting access to end of shaft |
| CN102800504A (en) * | 2011-05-25 | 2012-11-28 | 西门子公司 | Hand shank component of switch device, and switch device |
| CN102800502A (en) * | 2011-05-25 | 2012-11-28 | 西门子公司 | Hand shank fixing component of switch device, and switch device |
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| DE4110982A1 (en) * | 1991-04-05 | 1992-10-08 | Abb Patent Gmbh | Interlocking system for manually operable rotating shafts of power breaker switch - uses shaft-mounted eccentric cam to prevent locking bar from inhibiting access to end of shaft |
| CN102800504A (en) * | 2011-05-25 | 2012-11-28 | 西门子公司 | Hand shank component of switch device, and switch device |
| CN102800502A (en) * | 2011-05-25 | 2012-11-28 | 西门子公司 | Hand shank fixing component of switch device, and switch device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374362A (en) * | 2016-11-15 | 2017-02-01 | 辽宁电能发展股份有限公司 | Outdoor operation low voltage feed-out circuit breaker integrated power distribution box |
| CN106704515A (en) * | 2017-01-04 | 2017-05-24 | 平高集团有限公司 | Power output device and spring operating mechanism with same |
| CN106704515B (en) * | 2017-01-04 | 2023-09-29 | 平高集团有限公司 | Power output device and spring operating mechanism using same |
| CN108711525A (en) * | 2018-05-30 | 2018-10-26 | 浙江现代电气有限公司 | A kind of transfer switching equipment |
| CN108711525B (en) * | 2018-05-30 | 2024-05-07 | 浙江现代电气有限公司 | Change-over switch electric appliance |
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| Publication number | Publication date |
|---|---|
| CN104143453B (en) | 2017-01-04 |
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