WO2016041520A1 - Mécanisme d'actionnement et son dispositif de verrouillage - Google Patents

Mécanisme d'actionnement et son dispositif de verrouillage Download PDF

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Publication number
WO2016041520A1
WO2016041520A1 PCT/CN2015/089939 CN2015089939W WO2016041520A1 WO 2016041520 A1 WO2016041520 A1 WO 2016041520A1 CN 2015089939 W CN2015089939 W CN 2015089939W WO 2016041520 A1 WO2016041520 A1 WO 2016041520A1
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WO
WIPO (PCT)
Prior art keywords
latch
arm
latching
locking
closing
Prior art date
Application number
PCT/CN2015/089939
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English (en)
Chinese (zh)
Inventor
刘宇
王守山
付亚旭
姚永其
杨珂
张敬涛
王振
仝永刚
邹高鹏
宋超
赵晓民
王鹏超
Original Assignee
国家电网公司
平高集团有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 国家电网公司, 平高集团有限公司 filed Critical 国家电网公司
Publication of WO2016041520A1 publication Critical patent/WO2016041520A1/fr

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/20—Interlocking, locking, or latching mechanisms
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/30—Power arrangements internal to the switch for operating the driving mechanism using spring motor

Definitions

  • the invention relates to an operating mechanism and a locking device therefor.
  • the closing device of the common circuit breaker is mainly composed of a closing tripping tweezers, a closing latch and a closing electromagnet, and the latching arm of the closing latch passes the top of the closing electromagnet. Pushing and rotating on the frame to achieve the limit of closing the tripping tweezers in the state of energy storage, and releasing the limit of closing the tripping tweezers in the closed state.
  • the existing closing trip device can be divided into two types by different structures of the closing latch, such as the closing brake module disclosed in the Chinese patent document 201220001606.3, the new spring operating mechanism, and the other such as Chinese patent document 201220735252.5, the opening and closing device disclosed in the spring operating mechanism.
  • the closing latch is a rotating latch that is mounted on the frame, and the latch arm of one end of the latch is matched with the roller on the closing tripper, and the other end is combined.
  • the tripping member attached to the brake electromagnet is matched.
  • the closing latch is a closing half shaft that is rotatably mounted on the frame, and one end of the closing half shaft is provided with a half shaft structure matched with the closing tripping tweezers, and the other end is provided There is a closing latch swing arm that cooperates with a fixed V-shaped arm and a closing electromagnet on the manually operated shaft.
  • an isolated circuit breaker is required to replace the existing common circuit breaker in the high voltage line, and the difference between the contact system of the isolated circuit breaker and the ordinary circuit breaker is mainly:
  • the isolated circuit breaker needs to be equipped with a mechanical isolation locking device to ensure the correct locking and closing action and mechanical locking function.
  • the locking function of the existing isolated circuit breaker is to realize the locking in the transmission system of the circuit breaker, and has no connection with the operating mechanism; if the locking device is used to lock a certain part of the isolating circuit breaker body, although the body driving lock is realized Buckle, but the closing latch of the mechanism is not limited.
  • the latching device comprises a rigid latching member for movably mounting on the trip bracket for blocking and avoiding in the direction in which the latch swing arm unlocking position is swung when the latch swing arm is in the lock position, on the latching member A force applying structure for switching the blocking and escaping of the latching arm to the latching arm is provided.
  • the latching member is a latching pin for movably guiding the mounting on the trip bracket in the direction of the rotational axis of the latch, and the biasing structure is a thrusting structure for axially withdrawing along the latching pin shaft.
  • the thrusting structure includes a force swinging arm for rotating and mounting on the trip bracket and a connecting rod bridging between the force swinging arm and the latching pin, the force swinging arm having a spatially perpendicular arrangement with the axis of rotation of the latch.
  • the axis of rotation, the force swing arm, the connecting rod and the latching pin form a crank slider mechanism on the trip bracket.
  • the urging arm is fixed on the outer circumference of the urging shaft, and is provided at the periphery of the urging arm for preventing the urging arm from continuing to push and lock after the latching pin is pushed to the position of the latching arm.
  • a latching stop that swings in the direction of the pin.
  • the locking limiter is a travel switch spaced apart from the periphery of the force swing arm, and a control cam matched with the lock stroke switch is fixed on the force applying shaft, and the control cam is spaced apart from the force swing arm and is disposed on the lock limiter.
  • a force-applying motor for closing when the control cam touches the latching limiter is electrically connected to the control device, and the output end of the force-applying motor is connected to the force-applying shaft.
  • the operating mechanism comprises a frame and a tweezers and a tripping device assembled thereon, and the tripping device comprises a tripping bracket fixed or integrally arranged on the frame, and the tripping bracket is mounted on the parallel axis and is equipped with a tweezers And a latch for releasing the limit of the latch under the action of the operating rod or the electromagnet, the latch is fixedly or integrally provided with a radially overhanging latch arm along the axis of rotation, the latch arm
  • the limit positions on the two sides of the swinging stroke on the trip bracket are respectively corresponding to the locking position when the latch is pressed against the latch to limit the latch to the latch, and is used for the latch to be actuated.
  • the lever or the electromagnet is pushed up to release the unlocking position of the limit of the latch, and the trip bracket is further equipped with a locking device, and the locking device comprises a movable assembly on the trip bracket for locking the arm in the latching position
  • the rigid latching member can be blocked and evaded in the direction in which the latching arm unlocking position is swung, and is provided on the trip bracket for preventing the latching member from swinging from the latching arm when the latching member blocks the latching arm
  • the upper release structure is provided on the lock member for switching the lock member to the latch swing arm Urging the stopper and the relief structure.
  • the latching member is movably guided to the latching pin shaft mounted on the trip bracket in the direction of the rotation axis of the latch, and the retaining structure comprises a support wall fixedly or integrally provided on the trip bracket, and the support wall is provided with a latching pin on the support wall
  • the force applying structure is a thrusting structure for axially withdrawing along the latching pin.
  • the thrusting structure includes a urging arm mounted on the trip bracket and bridged between the force swing arm and the latch pin
  • the connecting rod, the rotating axis of the force swinging arm and the rotating axis of the latch are vertically arranged in a staggered manner, and the force swinging arm, the connecting rod and the locking pin form a crank slider mechanism on the trip bracket.
  • the urging arm is fixed on the outer circumference of the urging shaft, and is provided at the periphery of the urging arm for preventing the urging arm from continuing to push and lock after the latching pin is pushed to the position of the latching arm.
  • a locking limiter that swings in the direction of the pin, and the latching limiter is fixed on the trip bracket.
  • the locking limiter is a travel switch spaced apart from the periphery of the force swing arm, and a control cam matched with the lock stroke switch is fixed on the force applying shaft, and the control cam is spaced apart from the force swing arm and is disposed on the lock limiter.
  • a force-applying motor for closing when the control cam touches the latching limiter is electrically connected to the control device, and the output end of the force-applying motor is connected to the force-applying shaft.
  • the trip bracket of the trip device of the present invention is movably fitted with a rigid latching member for blocking and avoiding in the direction in which the latch swing arm is in the locked position when the latch swing arm is in the lock position, and is off
  • the buckle bracket is provided with a stop structure for preventing the latching member from being disengaged from the latch swing arm when the latch member blocks the latch swing arm
  • the latching member is provided with a stop member for switching the latching member to the latch swing arm And the evasive force structure.
  • the locking member can move to a position that blocks the latch swing arm to block the latch from moving toward the unlocking position, and the stop structure ensures that the latch is stable and reliable to the latch.
  • the rigid stop so that when the electromagnet or the operating lever of the operating mechanism is accidentally touched, the latch swing arm is blocked by the latching member without rotating the latch, thereby avoiding the latch being released when the latch is accidentally touched.
  • a limit position when the lock member needs to be rotated to the unlocking position, the lock member can be moved to avoid the position of the swing arm, and the limit of the lock arm to the lock arm can be released, so that the lock arm can be Rotate to the unlocking position to facilitate the normal operation of the operating mechanism. Therefore, in the lock position of the utility model, the latching arm can be blocked and avoided by the latching member to realize the limit and avoidance of the latch swing arm, and the swing arm swings at the latch.
  • the front insurance function increases the anti-missing function of the trip device during use, ensures the idle safety of the trip device, and also plays a locking function for the maintenance of the split and closing actions of the entire operating mechanism.
  • FIG. 1 is a schematic perspective structural view of an embodiment of an operating mechanism of the present invention
  • Figure 2 is a perspective view showing the three-dimensional structure of the closing and tripping device of Figure 1 in a locked state
  • Figure 3 is a perspective view showing the three-dimensional structure of the closing and tripping device of Figure 1 in an unlocked state
  • Figure 6 is a perspective view showing the structure of the locking device of Figure 2;
  • Figure 7 is a perspective view showing the locking device of Figure 2 in another perspective view
  • Figure 8 is a front elevational view of Figure 7;
  • Figure 9 is a schematic view showing the circuit principle of the operating mechanism of Figure 1 in a closed state
  • Figure 10 is a schematic view showing the circuit principle of the latching device of Figure 1 in an open state.
  • the operating mechanism is a spring operating mechanism of an isolated circuit breaker with a closing and locking function, which is mainly provided by the frame and the upper thereof.
  • the improvement of the operating mechanism in this embodiment lies in the closing trip device 5, and the structure of the other devices belongs to the prior art.
  • the closing trip device 5 is composed of a closing tripping mechanism and a locking device.
  • the closing tripping mechanism is composed of a main body bracket 511 fixed on the frame and a closing detent 512, a closing latch 513 and a closing electromagnet 514 which are disposed from right to left in sequence, and the closing dice 512 and closing
  • the latch 513 is rotatably mounted on the front side of the trip bracket by rotating shafts parallel to each other and extending forward and backward.
  • the closing latch 512 is a pendulum structure in which the upper end is connected to the main body bracket 511, and the closing latch 513 is connected to the main body in the middle.
  • the locking device is a locking device for closing and locking the spring operating mechanism of the isolated circuit breaker, and is mainly composed of a locking member, a connecting rod 523, a force applying arm, a biasing shaft 521, a control cam, and a force supporting bracket 5211.
  • the position member, the force applying motor and the auxiliary switch 5212 are configured, wherein the locking member is a locking pin shaft 524 which is assembled on the closing machine base 518 disposed under the right force applying arm, and the force applying bracket 5211 is fixed on the frame.
  • the biasing shaft 521 is rotatably mounted on the right and left extending axis on the force applying bracket 5211, and the biasing arm is a driving arm 529 fixed on the outer circumference of the biasing shaft 521, and the connecting rod 523
  • the front end is hinged to the rear end of the lock pin 524 and the rear end is hinged to the convex portion of the drive arm 529.
  • the control cam is a control cam 5210 fixed on the outer circumference of the force applying shaft 521 and on the left side of the drive arm 529.
  • the urging motor 527 is connected to the right end of the urging shaft 521 through a transmission mechanism.
  • the auxiliary switch 5212 is connected to the left end of the urging shaft 521 by a flange transmission, and the limiting member is a locking stroke switch 522 after the urging shaft 521. In the unlocking limit switch before urging the shaft 5215213.
  • the main body bracket 511 and the force applying bracket 5211 form a closing trip bracket for providing a mounting position for the entire closing trip device on the frame, and the locking pin shaft 524, the connecting rod and the driving arm are in the closing trip bracket.
  • a crank slider mechanism is formed on the upper.
  • the lower end of the closing latch 512 is restrained by the right latching arm 5132 of the closing latch 513 to maintain the retaining pin 516 protruding from the rear end of the energy storage ratchet 515.
  • the right latch swing arm 5132 of the closing latch 513 is blocked on the lower side of the limit pin 5133 fixed on the main body bracket 511 such that the right latch swing arm 5132 of the closing latch 513 is at
  • the upper pendulum stroke limit position maintains the limit of the closing pawl 512, that is, the left latch swing arm 5131 and the right latch swing arm 5132 of the closing latch 513 are at the closing position of the swing stroke at this time.
  • the latch 513 is pressed against the closing shovel 512 to close the switch
  • the latching pin 524 will be below the right latching arm 5132 and block the right latching arm 5132 from swinging downward;
  • the latching pin 524 needs to be pulled forward first, so that the latching pin 524 of the closing latch 513 is swayed upward by the tripping member 5141 after the latching pin 524 is prevented from the right latching arm 5132. Go to the upper limit position and drive the right latch swing arm 5132 to swing down to the lower limit position.
  • the closing frame 518 is mainly composed of a fixing portion fixed on the main body bracket 511 and two vertical walls which are spaced apart from each other.
  • the two vertical walls are integrally disposed on the right side of the fixing portion and are suspended to the right, and the upper sides of the two standing walls are The left and right are gradually tilted upwards, and the front and rear extending guide holes are opened on the right side of the two vertical walls.
  • the guide holes on the two vertical walls are oppositely arranged in pairs, and the guide holes are arranged in two pairs and arranged up and down.
  • the two standing walls are respectively spaced apart at the front and rear side positions of the right latch swing arm 5132 so as to be inserted into the hole wall of the guide perforation inserted through the lock pin shaft 524 when the lock pin shaft 524 is inserted under the right latch swing arm 5132.
  • the front and rear supports are provided for the latching pin 524, i.e., the portion of the latching wall surface of the latching pin 524 that faces away from the right latching arm 5132 forms a support surface that blocks the latching pin 524, the two walls forming
  • the latching pin 524 blocks the right latching arm 5132 from the retaining structure that prevents the latching pin 524 from disengaging from the right latching arm 5132.
  • the connecting rod 523, the urging arm, the urging shaft 521, and the urging motor 527 are formed on the front side of the latching pin 524 to realize the switching of the latching pin 524 to the right latching arm by means of front and rear latching of the latching pin 524. 5132's urging structure for stopping and avoiding.
  • the urging bracket 5211 is mainly composed of a bottom plate fixed on the frame and a left vertical plate and a right vertical plate erected on the bottom plate, and the left vertical plate and the right vertical plate are respectively supported at positions of the left and right ends of the urging shaft 521, And the limiting shoulders on the opposite sides of the left vertical plate and the right vertical plate are respectively protruded at the left and right ends of the biasing shaft 521.
  • the right end of the urging shaft 521 is passed through the right vertical plate, and a padlock indicating plate 528 indicating the forward and backward swinging position of the driving arm 529 is connected to the passing portion.
  • the urging motor 527 is fixed at a position on the right side of the right vertical plate above the urging shaft 521, the output shaft of the urging motor 527 passes through the upper vertical plate, and the through-out portion of the output shaft passes through the single-stage gear transmission mechanism.
  • the driving gear 525 connected to the output shaft in the single-stage gear transmission mechanism is larger than the driven gear 526 connected to the urging shaft 521.
  • the drive arm 529 is on the left side of the driven gear 526.
  • the lock stroke switch 522 and the unlock stroke switch 5213 are both fixed on the right side surface of the left vertical plate, and the contact portions of the lock stroke switch 522 and the unlock stroke switch 5213 are arranged back and forth.
  • the control cam 5210 is at a position between the lock stroke switch 522 and the unlock stroke switch 5213.
  • the auxiliary switch 5212 is on the left side of the left vertical plate and is fixed to the left side edge of the bottom plate by a mounting seat provided on the right side thereof.
  • the closing electromagnet 514 After receiving the closing command, the closing electromagnet 514 is energized and starts to be excited, and the ram on the closing electromagnet 514 is subjected to electromagnetic force, and moves with the tripping member 5141 toward the closing latch 513 ⁇ when the ram and the tripping member After reaching a certain speed, the 5141 impacts the collision surface of the left latch swing arm 5131 of the closing latch 513. After the impact latch 513 receives the impact force, the original lock balance of the closing latch 513 is broken, so that the balance of the lock latch 513 is broken.
  • the closing latch 513 rotates clockwise (when the closing latch 513 is rotated clockwise, the closing trip has been achieved) ⁇ since the closing latch 513 rotates clockwise, the closing scorpion is no longer closed
  • the closing switch 512 also rotates clockwise, and the ratchet 515 is no longer limited.
  • the ratchet 515 rotates counterclockwise with the cam 5210 shaft and the cam 5210 to realize the closing operation.
  • the working principle of the locking device in the closing trip device is as follows:
  • the limit pin 5133 of the isolation locking device is placed under the right end of the closing latch 513, and the closing latch 513 is restricted to move clockwise, thereby maintaining the state of the closing lock and allowing the circuit to be broken.
  • the device cannot be closed at all, so that the isolation circuit breaker is locked in the open position state.
  • the control cam 5210 presses the latching stroke switch 522 ⁇ because the latching stroke switch 522 is pressed
  • the contact in the latching loop becomes a normally open contact, and the latching loop is de-energized (at the same time, the unlocking stroke switch 5213 of the unlocking loop is not pressed, and the contact in the unlocking loop becomes a normally closed contact; the auxiliary switch After the 5212 is rotated to the locked position, the auxiliary switch 5212 is turned on to perform signal output.)
  • the latching loop Since the latching loop is de-energized, the latching contactor loses power, which is in the control circuit. The contact opens, causing the motor 527 to stop ⁇ the blocking action ends;
  • the unlocking circuit After the unlocking circuit receives the unlocking command in the control circuit of the TRI motor 527, the latching contactor in the unlocking circuit is energized, and the contact in the circuit of the motor 527 is sucked, so that the urging motor 527 is charged in reverse rotation ⁇ through The single-stage gear mechanism is driven, and the force-applying shaft 521 is reversely rotated.
  • the transmission arm 529 is reversely rotated along with the force-applying shaft 521.
  • the belt is driven by the connecting rod 523, and the latching pin 524 is withdrawn from the closing tripping mechanism, and the closing is no longer restricted.
  • the right latch swing arm 5132 of the latch 513 is swung down ⁇ when the latch pin 524 is moved to the unlocked position, the control cam 5210 presses the unlock stroke switch 5213 ⁇ due to the unlock stroke
  • the closing 5213 is pressed, its contact in the unlocking circuit becomes a normally open contact, and the unlocking circuit is de-energized (at the same time, the blocking stroke switch 522 of the blocking circuit is not pressed, and the contact in the locking circuit becomes normally closed)
  • the auxiliary switch 5212 is also rotated to the unlocked position by the biasing shaft 521, and the auxiliary switch 5212 is contacted to perform signal output.) ⁇ Since the unlocking circuit is de-energized, the unlocking contactor is de-energized, and its control circuit is in the control circuit. The contact opens to stop the motor 527 ⁇ the unlocking action ends.
  • the locking device can be directly mounted on the spring operating mechanism of the ordinary circuit breaker, without modifying the structure of the spring operating mechanism, and inserting the closing shaft pin of the spring operating mechanism through the locking shaft pin on the locking device, The movement of the closure latch 513 is restricted to achieve mechanical latching of the isolated circuit breaker.
  • the isolation locking system realized by the locking device has the advantages of reliability, safety, integration, high versatility, etc., and can reliably ensure that the isolated circuit breaker is locked at the opening position to achieve position locking.
  • F1-circuit breaker spring operating mechanism power supply F2-locking device power supply, KM1-locking device motor closing contactor, KM2-locking device motor opening contactor, M1-locking device Closing action motor, SBT5-circuit breaker spring operating mechanism closing switch, SBT10-locking device closing switch, S3-locking device closing and closing state signal output auxiliary switch, S1-circuit breaker spring operating mechanism Closing state signal output auxiliary switch, SP1-circuit breaker spring operating mechanism spring storage energy control stroke switch, SP3-locking device closing control stroke switch, SP4-locking device opening control stroke switch, YC-circuit breaker spring operation
  • the moving mechanism closes the electromagnet coil, the X-mechanism internal terminal block, the X1-locking device opening status signal indicator, and the X2-locking device closing status signal indicator.
  • the circuit breaker When the circuit breaker needs to be repaired, the circuit breaker is opened for maintenance, in order to avoid the vibration caused by natural causes such as earthquakes, the manual of human error, and the closing of the spring operating mechanism of the circuit breaker caused by improper secondary or short-circuit operation.
  • the action of the electromagnet causes the circuit breaker spring operating mechanism to close the circuit breaker to electrify the circuit breaker and injure the maintenance personnel. Therefore, it is necessary to put in the circuit breaker spring operating mechanism closing and locking device to mechanically ensure that the circuit breaker spring operating mechanism does not close. .
  • the spring operating mechanism must be in the spring storage state (the spring does not have energy storage, and there is no need to close the lock).
  • the spring action mechanism of the circuit breaker springs the energy storage control switch SP1 to close, and the operation lock device is closed.
  • the brake transfer switch SBT10 is closed, the locking device motor closing contactor KM1 coil is energized, the locking device motor closing contactor KM1 contact 13-14 is sucked and held, the locking device is closed, the closing circuit is continuously energized, and the locking device motor closing contactor
  • the contacts 1-2, 3-4, and 5-6 of the KM1 are also closed, so that the contact 1 of the closing device of the closing device is positively rotated positively, and the locking pin 524 is mechanically transmitted by the locking device.
  • Point and closed point cut Change so that the blocking device opening state signal indicator light X1 is powered off and extinguished, the locking device closing state signal indicator light X2 is energized and brightened, and at the same time, the circuit breaker spring operating mechanism closing control circuit is connected to the locking device to close and close the closing state signal.
  • the contact 17-18 of the output auxiliary switch S3 is disconnected, so that the state of the closing control circuit and the locking device of the circuit breaker spring operating mechanism are interlocked, and the breaking is realized, and the closing cannot be performed. Due to the sudden loss of power of the locking device motor M1, the internal product reverses the electromotive force, and the reverse current generated through the brake circuit reverses the motor to achieve braking.
  • the locking device opening control switch SP4 is closed, and the opening operation can be performed at this time.
  • the principle of the secondary circuit of the opening operation is the same as that of the closing circuit. The only difference is that the contact 2 of the closing and closing operation motor M1 is positively charged, and the reverse rotation is realized to open the locking device.
  • the urging structure is composed of a driving slider mechanism and an electric device.
  • the electric device can also be replaced by a manual driving device, and the crank slider mechanism can also be driven by an electric push rod mechanism or the like. The agency either directly pushes the push-pull structure instead.
  • the latching pin blocks the lower side of the right latch swing arm.
  • the latching pin can also be blocked above the left latch swing arm, and when the latch has a half shaft configuration
  • the latching pin needs to be blocked on the side of the latching arm that faces away from the arm of the operating shaft or the ram of the electromagnet so that the latching pin can be placed in the latch when the latching arm is in the locking position
  • the arm unlocks the position in the direction of the swing and stops.
  • the latching member is a latching latch that is inserted into the latching trip bracket.
  • the latching latch can also be replaced by a latching half shaft, a latching crankshaft or a latching swing arm, wherein the latching axle is blocked.
  • the locking crankshaft is axially mounted on the closing trip bracket, and the solid part of the closing half shaft and the locking crankshaft can be in contact with the latch swing arm to realize the blocking of the latch swing arm, the groove portion and the latch
  • the latch swing arm can be avoided; the lock swing arm can swing to the position of the lock latch swing arm when the latch swing arm needs to be blocked, and swing to other positions when the latch swing arm needs to be avoided.
  • the locking device is used on the closing and tripping device.
  • the above-mentioned locking device can also be assembled on the opening and closing device, or the locking device can be assembled in the opening and closing device. Device.
  • the embodiment of the locking device of the present invention the structure of the locking device in the present embodiment is the same as that of the locking device in the above embodiment, and therefore will not be described again.

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Abstract

Cette invention concerne un mécanisme d'actionnement et son dispositif de verrouillage. Un élément de verrouillage rigide dudit dispositif de verrouillage est assemblé de manière amovible sur un support de déclenchement, et conçu pour l'arrêt et l'évitement dans une direction de pivotement dans une position de déverrouillage d'un bras pivotant d'élément d'accrochage plongeur quand le bras pivotant d'élément d'accrochage plongeur est dans une position de verrouillage. Une structure de prévention de déconnexion conçue pour empêcher l'élément de verrouillage de se déconnecter du bras pivotant d'élément d'accrochage plongeur quand l'élément de verrouillage arrête le bras pivotant d'élément d'accrochage plongeur est agencé sur le support de déclenchement. Et une structure d'application de force conçue pour l'arrêt et l'évitement de la commutation de l'élément de verrouillage par rapport au bras pivotant d'élément d'accrochage plongeur est disposée sur l'élément de verrouillage. Lorsqu'un élément d'accrochage plongeur est dans une position de verrouillage, la limitation et l'évitement par rapport au bras pivotant d'élément d'accrochage plongeur peuvent être assurés par l'arrêt et l'évitement de l'élément de verrouillage par rapport au bras pivotant d'élément d'accrochage plongeur et un effet d'assurance est exercé avant le pivotement du bras pivotant d'élément d'accrochage plongeur, de sorte à assurer une fonction de prévention d'une manipulation erronée d'un dispositif de déclenchement pendant l'utilisation, à assurer la sécurité du dispositif de déclenchement à l'état inactif, et à exercer une fonction de verrouillage pour empêcher le mouvement d'ouverture et de fermeture de l'ensemble du mécanisme d'actionnement.
PCT/CN2015/089939 2014-09-18 2015-09-18 Mécanisme d'actionnement et son dispositif de verrouillage WO2016041520A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410477430.2 2014-09-18
CN201410477430.2A CN104319130B (zh) 2014-09-18 2014-09-18 操动机构及其闭锁装置

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WO2016041520A1 true WO2016041520A1 (fr) 2016-03-24

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CN (1) CN104319130B (fr)
WO (1) WO2016041520A1 (fr)

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CN108098688A (zh) * 2017-12-26 2018-06-01 宁波二十冶建设有限公司 一种升降臂销轴、轴承更换装置
CN108288552A (zh) * 2018-02-24 2018-07-17 浙江正泰电器股份有限公司 转换装置及自动转换开关电器
CN108400039A (zh) * 2018-04-19 2018-08-14 天地（常州）自动化股份有限公司 防爆电气设备组合机电闭锁装置
CN111192799A (zh) * 2020-01-21 2020-05-22 德力西电气有限公司 一种自动分合闸控制装置和断路器
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