Summary of the invention
The combined floodgate that the object of this invention is to provide a kind of breaker spring operating mechanism of reliable in structure keeps dividingLock trip gear, eliminate existing spring operating mechanism in the situation that operating vibration is larger likely occur" after closing, divide " phenomenon, guarantee breaker safe reliability service.
For reaching above object, the present invention takes following technical scheme to be achieved:
A kind of breaker spring operating mechanism keeps Sub-gate release device with closing a floodgate, this device is for spring behaviourThe combined floodgate of actuation mechanism keeps and sub-switching operation, comprises being connected with breaker by bindiny mechanism and by cam-trainThe output toggle arm that system drives, the maintenance of the combined floodgate by movable connecting lever and output toggle arm effect pallet, and limitPosition pin, point, combined floodgate trigger and back-moving spring; Described combined floodgate keeps pallet to keep pallet solid by combined floodgateRationed marketing is arranged on mechanism rack, and described combined floodgate keeps the both sides of pallet that described separating brake trigger is set respectivelyWith movable connecting lever, this combined floodgate keeps being provided with a breach caving inward and being fixed with first on palletRoller, the combined floodgate arranging on described breach and movable connecting lever keeps lock pin to form first order snap close, and described theOne roller and separating brake trigger form second level snap close; After separating brake completes, described second level snap closeEnter buckle state, when combined floodgate, at closing process reseting stage, described first order snap close completes snapping.
Described combined floodgate keeps the outer surface of pallet to be provided with vertical part, and this vertical part is extended alwaysTo barbed portion; In making process, movable connecting lever rotates counterclockwise until close under the drive of output toggle armLock keeps lock pin contact to keep the vertical portion of pallet to closing a floodgate; In the time of closing process section, close a floodgate and keep lockPin leaves to close a floodgate with movable connecting lever and keeps pallet, and is finally output connecting lever and blocks and locate; Closing a floodgateWhen punching section resets, the maintenance lock pin that closes a floodgate finally snaps onto to close a floodgate and keeps in the breach of pallet.
Described combined floodgate keeps Sub-gate release device further to include the switching-in spring being fixed on mechanism rackEnergy storage keeps pallet, and cam coaxial is connected with ratchet, and described switching-in spring energy storage maintenance pallet is arranged on and closesBetween lock trigger and ratchet, described switching-in spring energy storage keeps being provided with the second roller and second on palletBreach, described the second roller coordinates formation snap close with combined floodgate trigger, be provided with combined floodgate bullet on described ratchetSpring keeps lock pin, and this switching-in spring keeps lock pin and the second breach to form snap close.
Described combined floodgate keeps Sub-gate release device further to include anti-misconnection device, when closing operation completesAfter, described anti-misconnection device is positioned at combined floodgate trigger bottom, after preventing that making electromagnet from switching on again, closesLock trigger is triggered and is rotated counterclockwise.
Described anti-misconnection device, between output toggle arm and combined floodgate trigger, comprises linkage and closesLock connecting lever, described linkage comprises by output shaft and is arranged on the active connecting lever on output toggle arm, this is mainMoving connecting lever is connected with the driven connecting lever being arranged on mechanism rack by winning in succession, driven connecting lever by torsion spring andLocking connecting lever connects, and after closing operation completes, described locking connecting lever is positioned at combined floodgate trigger bottom.
Described active connecting lever and connecting plate are arranged on output toggle arm by a bearing pin.
In the slotted eye of described output toggle arm, guide is installed, the periphery of this guide is arranged with back-moving spring;In making process, keep lock pin contact to keep pallet perpendicular to closing a floodgate during when closing a floodgate, movable connecting leverMake movable connecting lever become clockwise rotation from rotating counterclockwise by guide compression reseting spring.
Described combined floodgate keeps pallet to be rotated within the specific limits by the first spacer pin and the restriction of the 3rd spacer pin,Described combined floodgate keeps pallet to be provided with the first groove mating with the first spacer pin at lower end position, and described theThree spacer pins are positioned at the below of the top combined floodgate maintenance pallet steady pin of separating brake trigger.
Compared with prior art, advantage of the present invention is: the present invention is closed a floodgate and kept pallet action by changeState, making the second level snap close in this device is that separating brake trigger and combined floodgate keep the snap close between pallet,After sub-switching operation completes, enter buckle state, when closing operation, only need complete and be arranged on movable connecting leverClose a floodgate and keep lock pin and close a floodgate keeping the first order snap close between pallet. Reduce to close a floodgate while keeping locking responseBetween, reduce the impact on locker because of mechanism operation impact and vibration. Can eliminate prior art completelyPoint, closing operation vibration is when larger, " dividing after closing " phenomenon that breaker likely occurs. SimultaneouslyAnti-misconnection device can cause larger infringement at closing position combined floodgate system misoperation to mechanism by anti-locking mechanism, largeMechanism and breaker safe reliability of operation are improved greatly.
Brief description of the drawings
Below in conjunction with accompanying drawing and example, the present invention is described in further detail.
Fig. 1 is breaker when closing position (switching-in spring is energy storage), closes a floodgate and keeps point with the present inventionMechanism's state diagram of lock trip gear.
Fig. 2 is breaker when open position (switching-in spring is energy storage), closes a floodgate and keeps point with the present inventionMechanism's state diagram of lock trip gear.
Fig. 3 is the structural representation of anti-misconnection device in apparatus of the present invention, and wherein, breaker is in closing position.
Fig. 4 is the structural representation of anti-misconnection device in apparatus of the present invention, and wherein, breaker is in open position.In figure: 1, output toggle arm; 2, ratchet; 3, output shaft; 4, active connecting lever; 5, back-moving spring; 6,Guide; 7, bindiny mechanism; 8, movable connecting lever; 9, pin; 10, close a floodgate and keep lock pin; 11,One spacer pin; 12, close a floodgate and keep pallet back-moving spring; 13, the first roller; 14, separating brake trigger;15, tripping electromagnet; 16, separating brake trigger reset spring; 17, close a floodgate and keep pallet; 18, lockingConnecting lever; 19, torsion spring; 20, mechanism rack; 21, combined floodgate trigger; 22, making electromagnet; 23,Combined floodgate trigger reset spring; 24, the second roller; 25, switching-in spring energy storage keeps pallet; 26, closeLock spring keeps lock pin; 27, ratchet; 28, switching-in spring; 29, tripping spring; 30, combined floodgate pull bar;31, separating brake pull bar; 32, cam; 33, driven connecting lever; 34, connecting plate; 35, roller; 36, secondSpacer pin; 37, the 3rd spacer pin; 38; Close a floodgate and keep pallet steady pin; 39, separating brake trigger is fixedPin; 40, the 4th spacer pin; 41, camshaft; 42, elastic cylindrical pin; 43, axle.
Detailed description of the invention
As shown in Figure 1, 2, apparatus of the present invention comprise output toggle arm 1, movable connecting lever 8, closing a floodgate keeps pullingSon 17, cam driving gear, and divide-shut brake flip flop equipment.
Described output toggle arm 1 is fixed on output shaft 3 and is irregular shape, in the present embodiment, defeatedGo out connecting lever 1 for four paws fish shape, according to clockwise, be respectively first, second, third and the 4thPosition, angle; Be fixed with separating brake pull bar 31 in the position at first angle, the other end of separating brake pull bar 31 and separating brakeSpring 29 connects; Be fixed with bindiny mechanism 7 in the position at second angle, the other end of this bindiny mechanism 7Be connected with breaker; The position at the 3rd angle is provided with movable connecting lever 8 by pin 9; The position at the 4th anglePut and be installed with roller 35, this roller drives output toggle arm counterclockwise under the effect of cam driving gearRotation.
Described movable connecting lever 8 is arranged on output toggle arm 1 by pin 9, in addition, and described output toggle arm 1Slotted eye in guide 6 is installed, the periphery of this guide 6 is arranged with back-moving spring 5. Movable connecting lever 8One end be installed with close a floodgate keep lock pin 10, other parts are finger-type position, this finger-type position is passed throughGuide 6 compression reseting springs 5, now, movable connecting lever 8 is subject to back-moving spring 5 tension force and rotates counterclockwise,Until the tail shaped portion position of movable connecting lever 8 (only transduction activity connecting lever of described finger-type position in the present embodiment,With the active force of return unit, spacing use is done in tail shaped portion position, restraint connecting lever dextrorotation gyration. CloseLock overshoot section, when output toggle arm departs from and closes a floodgate while keeping pallet with movable connecting lever, movable connecting lever rotation byBecome clockwise counterclockwise until afterbody is spacing at A place. ) spacing in the A of output toggle arm plane, (A is flatFace is the counterclockwise rotation confined planes of movable connecting lever) locate.
Described separating brake flip flop equipment comprises tripping electromagnet 15 and separating brake trigger 14, and this separating brake trigger is logicalCrossing separating brake trigger steady pin 39 is fixed on mechanism rack 20; Described combined floodgate flip flop equipment comprises combined floodgateElectromagnet 22 and combined floodgate trigger 21.
As shown in Figure 1, 2, described combined floodgate keeps pallet 17 to keep pallet steady pin 38 to install by combined floodgateOn mechanism rack 20, described combined floodgate keeps the both sides of pallet 17 that described separating brake trigger 14 is set respectivelyWith movable connecting lever 8, this combined floodgate maintenance pallet 17 one side relative with movable connecting lever is provided with one and concavesSunken breach, the combined floodgate arranging on this breach and movable connecting lever 8 keeps lock pin 10 to form first order snap close.Described combined floodgate keeps pallet 17 one side relative with separating brake trigger 14 to be installed with the first roller 13,This first roller 13 forms second level snap close with separating brake trigger.
In addition, keep the rotating range of pallet 17 in order to limit to close a floodgate, described combined floodgate maintenance pallet 17Offer bottom the first groove, the first spacer pin 11 is installed in this first groove, this is first spacingPin 11 is arranged on mechanism rack 20; In addition, be provided with in the top position of this first spacer pin 11Three spacer pin 37, the three spacer pins 37 are positioned at the top of separating brake trigger 14, close a floodgate and keep pallet 17Be provided with the second groove in the position corresponding with the 3rd spacer pin 37, keep pallet 17 to rotate when closing a floodgateWhile being stuck in the second groove to the 3rd spacer pin 37, position maintains static. So, close a floodgate and keep pallet 17Scope around steady pin 38 between the 3rd spacer pin 37 and the first spacer pin 11 is rotated, its maintenance of closing a floodgatePallet back-moving spring 12 is in pressured state.
Initiatively connecting lever 4 is arranged on output shaft 3, drives driven connecting lever 33, driven connecting lever by connecting plate 3433 are connected with locking connecting lever 18 by torsion spring 19, are arranged on together on mechanism rack 20, and composition closes a floodgate anti-Misoperation apparatus.
Operating principle:
One, closing operation and maintenance
1) as shown in Figure 2, mechanism is in open position, and switching-in spring is energy storage.
2) close a floodgate and keep pallet 17 to be subject to the effect of back-moving spring 12 to wrap lock keeping pallet steady pin 38 counterclockwiseTurn to the first spacer pin 11 positions; Because position gets out of the way, separating brake trigger 14 is subject to separating brake trigger multiplePosition spring 16 acts on around separating brake trigger steady pin 39 and goes to counterclockwise the 4th spacer pin 40 positions, itsRight side and the first roller 13 being installed on combined floodgate maintenance pallet 17 enter buckle state.
3) receive reclosing command, making electromagnet 22 adhesives, clash into combined floodgate trigger 21 and are rotated counterclockwise.
4) combined floodgate trigger 21 rotates counterclockwise, and opens with the snap close of the second roller 24, discharges switching-in spring storageCan keep pallet 25.
5) switching-in spring energy storage keeps pallet 25 to clockwise rotate release switching-in spring and keeps lock pin 26, cam 32Under switching-in spring 28 effects, clockwise rotate around camshaft 41, promote to be arranged on output toggle arm 1Roller 35, makes output toggle arm 1 rotate counterclockwise around output shaft 3.
6) output toggle arm 1 drives breaker by bindiny mechanism 7, realizes closing operation, fracture closure.
7), in making process, output toggle arm 1 compresses tripping spring 29 for its energy storage by separating brake pull bar 31.
8), in making process, output toggle arm 1 rotates counterclockwise around output shaft 3 with movable connecting lever 8. Meanwhile,Keep lock pin 10 contacts to keep pallet 17 perpendicular to closing a floodgate during when closing a floodgate, movable connecting lever 8 is by leadingTo part 6 compression reseting springs 5 and clockwise rotate around pin 9.
9) in the time that mechanism enters closing process section, to close a floodgate and keep lock pin 10 to leave combined floodgate maintenance pallet, activity is turnedArm 8, under the effect of back-moving spring 5, rotates counterclockwise rapidly around pin 9, and final spacing in outputConnecting lever A plane place.
10), in the time that mechanism resets from closing process section, tripping spring 29 promotes output by separating brake pull bar 31 and turnsArm 1 turns round clockwise, and the combined floodgate being arranged on movable connecting lever 8 keeps lock pin 10 to be kept pallet 17 by combined floodgateBlock, enter buckle state. Drive breaker by bindiny mechanism 7 simultaneously, realize closing operation, asShown in Fig. 1.
11) when feed motion completes, combined floodgate energy storage motor loop is connected, and electrical power drives pawl axis to rotate,Be arranged on big or small ratchet 2 on pawl axis and alternately promote ratchet 27 and clockwise rotate around camshaft 41, logicalCross combined floodgate pull bar 30 and compress switching-in spring energy storage, for next closing operation is prepared well.
12) after switching-in spring 28 energy storage complete, position as shown in Figure 1. At this moment, camshaft 41 bears connectionThe clockwise moment of switching-in spring 28 on ratchet 27 is kept pallet 25 Hes by switching-in spring energy storageThe secondary snap close that combined floodgate trigger 21 forms stops.
Two, sub-switching operation
Bindiny mechanism 7 drives breaker, realizes closing operation.
1) as shown in Figure 1, mechanism is in closing position, point, all energy storage of switching-in spring.
2) receive reclosing command, tripping electromagnet 15 adhesives, clash into separating brake trigger 14 solid around separating brake triggerRationed marketing 39 is rotated counterclockwise, and second level snap close is opened.
3) second level snap close is opened, and tripping spring 29 keeps lock pin 10 to promote to close a floodgate by combined floodgate and keeps pallet 17Wrap lock and keep pallet steady pin 38 to turn clockwise, first order snap close is opened.
4) first order snap close is opened, output toggle arm 1 under tripping spring 29 effect around output shaft 3 dextrorotationsTurn.
5) output toggle arm 1 drives breaker to realize sub-switching operation by bindiny mechanism 7, and fracture separately.
6), in separating brake process, output toggle arm 1 turns clockwise together with movable connecting lever 8. Meanwhile, due to fortuneMoving inertia, movable connecting lever 8 compression reseting springs 5 also turn clockwise around pin 9, but largest motion arrivesOutput toggle arm B position is spacing. After separating brake puts in place, under back-moving spring 5 effects, movable connecting lever 8 is around pinSon 9 is rotated counterclockwise, and spacingly stops to output toggle arm A position.
7), in separating brake process, when after tripping electromagnet power-off, close a floodgate and keep pallet 17 to be subject to close a floodgate maintenance pallet againThe effect of position spring 12 wraps lock and keeps pallet steady pin 38 to rotate counterclockwise to the first spacer pin 11 positionsPlace; Because position gets out of the way, separating brake trigger 14 is acted on around separating brake by separating brake trigger reset spring 16 to triggerDevice steady pin 39 goes to the 4th spacer pin 40 positions counterclockwise, and its right side keeps with being installed on to close a floodgateThe first roller 13 on pallet 17 enters buckle state. As shown in Figure 2, close a floodgate and keep separating brake dropout dressPut second level snap close ready, for next closing operation ready.
Three, anti-locking mechanism combined floodgate kinematic system maloperation
1) complete closing operation process steps 3)~10) after, closing a floodgate, it is steady to keep Sub-gate release device to reach self-lockingAllocation (Fig. 1). , refer to shown in Fig. 3 and Fig. 4 the active connecting lever of installing on output shaft 3 below4 drive closing locking connecting lever 18 dextrorotations that are arranged on mechanism rack 20 to go to combined floodgate by four connecting rodsTrigger bottom. Now, even if making electromagnet 22 is switched on again, combined floodgate trigger can not trigger to be beatenOpen the kinematic system of closing a floodgate akinesia. This mechanism system misoperation that can prevent from closing a floodgate causes mechanismLarge infringement.
2) complete sub-switching operation process steps 2)~6) after, the active connecting lever 4 of installing on output shaft 3 is by fourConnecting rod drives the closing locking connecting lever 18 being arranged on mechanism rack 20 to be rotated counterclockwise away from closing a floodgate and triggersDevice, as shown in Figure 2, for next closing operation ready.