CN105304420A - Spring operating mechanism for breaker - Google Patents
Spring operating mechanism for breaker Download PDFInfo
- Publication number
- CN105304420A CN105304420A CN201510788747.2A CN201510788747A CN105304420A CN 105304420 A CN105304420 A CN 105304420A CN 201510788747 A CN201510788747 A CN 201510788747A CN 105304420 A CN105304420 A CN 105304420A
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- Prior art keywords
- energy storage
- vertical plate
- brake
- operating mechanism
- lever
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/42—Driving mechanisms, i.e. for transmitting driving force to the contacts using cam or eccentric
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
- H01H3/46—Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Braking Arrangements (AREA)
Abstract
The invention relates to a spring operating mechanism for a breaker, and belongs to the field of high-voltage switches. Power transmission of an energy storage shaft and an output shaft is achieved by coordination of a cam and an output connecting lever; a closing operation is achieved by coordination of the cam, a follower roller and a closing lever; an opening action is achieved by coordination of a primary opening lever, a secondary opening lever and a brake lever; and the spring operating mechanism is compact in structure, few in part variety, low in cost and high in reliability. A through hole which can be inserted into a safety pin is formed in a rack, so that the safety of the spring operating mechanism is improved. The invention also designs a manual opening mechanism, so that the opening action can be manually achieved when a tripping electromagnet is in a failure.
Description
Technical field
The present invention relates to a kind of operating mechanism of high-voltage switch, the SF6 circuit breaker spring operating mechanism that particularly a kind of vacuum circuit-breaker and operating work are suitable with it.
Background technology
Along with developing rapidly of vacuum circuit-breaker, matched operating mechanism is had higher requirement.Electromagnetic operating mechanism the earliest, on the low side because power switch power is large, circuit breaker closes component velocity, gradually, output characteristic little by power switch power and the spring operating mechanism that vacuum circuit-breaker matches, mechanical endurance is grown replace.
CT10 spring operating mechanism is that earliest period warp improves the spring operating mechanism improved for 31.5kV vacuum circuit-breaker, and operating work is about 400J.Because its energy storage mode is ratchet structure, withstand shocks during running load, requires that mechanical strength is high like this, and running noises is large, and useful life is short.
Summary of the invention
The advantages such as the object of the invention is to for the problems referred to above, provide a kind of circuit breaker spring operating mechanism, it has compact conformation, and reliability is high, stable drive, and noise is low, and the life-span is long.
The object of the present invention is achieved like this:
A kind of circuit breaker spring operating mechanism, it is characterized in that, comprise the frame be made up of the parallel riser in two pieces, front and back, the top vertically running through two pieces of risers is provided with the energy storage axle and output shaft that are parallel to each other;
The forward and backward two ends of energy storage axle are connected respectively by the top movable of crank with two switching-in springs of front and back symmetry, the bottom of two switching-in springs is fixedly connected with the bottom of frame, energy storage axle between front switching-in spring and front vertical plate is provided with the energy storage gear with energy storage roller, the energy storage axle between two pieces of risers is provided with cam; The front vertical plate of energy storage axle lower left is fixed with clutch gear and motor successively, and the pinion of clutch gear and gear wheel engage with the output gear of energy storage gear and motor respectively; The bottom-right front vertical plate of energy storage axle is provided with the vertical combined floodgate lever with reset function and making electromagnet, combined floodgate lever is by being fixed on front vertical plate through the rotating shaft at its center, the making electromagnet that the right flank of its underpart vertically abuts, the lever that closes a floodgate under the promotion of the expansion link of making electromagnet can rotate clockwise;
The rear end of output shaft is connected with the top movable of tripping spring by crank, the bottom of tripping spring is fixedly connected with the bottom of back vertical plate, output shaft between two pieces of risers is provided with output toggle arm, output toggle arm is respectively equipped with return idler and telescopic brake lever near the upper left corner of energy storage axle one end and the lower left corner, and the other end of output toggle arm is connected with the top land of the buffer be vertically fixed between two pieces of risers; Front vertical plate below output shaft is connected with interlock plate by rotating shaft, the bottom-right front vertical plate of output shaft is provided with auxiliary switch, the right-hand member of interlock plate is connected with auxiliary switch with the front end of output shaft respectively by double leval jib, and the left end of interlock plate is then butted on the right flank on combined floodgate lever top mutually; One-level back vertical plate below output toggle arm being provided with successively level divides brake lever rod and vertical secondary to divide brake lever rod, one-level divides brake lever rod by being fixed on back vertical plate through the rotating shaft of its left end, its center is provided with brake wheel, its right-hand member is then provided with the separating brake roller dividing the top of brake lever rod to offset with secondary, secondary divides brake lever rod by being fixed on back vertical plate through the rotating shaft at its center, back vertical plate on the left of it is provided with the brake axle preventing it from rotating counterclockwise, and the back vertical plate on the right side of it is provided with the tripping electromagnet that abut vertical with the right flank of its underpart;
At non-energy storage state, energy storage roller is positioned at the top of energy storage axle, and cam is positioned at the lower left of energy storage axle, and two switching-in springs are pretensioned state; At energy storage state, energy storage roller is connected to the top of combined floodgate lever and involutory brake lever rod has power vertically downward, and cam remains on the top of energy storage axle, and return idler is near the basic circle of cam, and two switching-in springs are stretched in energy storage state;
In "on" position, energy storage roller, cam and two switching-in springs are returned to non-energy storage state, output toggle arm rotates counterclockwise certain angle, brake lever and one-level divide brake lever rod snapping, one-level divides brake lever rod and secondary to divide brake lever rod snapping, tripping spring is stretched in energy storage state, and the piston of buffer is stretched; At gate-dividing state, tripping spring is returned to pretensioned state, and output toggle arm is along rotating clockwise certain angle, and brake lever departs from one-level and divides brake lever rod, the piston retraction of buffer.
Wherein, on the forward and backward riser of the piston junction of itself and buffer, the through hole inserted for safety pin is had in the below of output toggle arm.
Wherein, the back vertical plate in the rear above switching-in spring is provided with the travel switch controlling motor start and stop, and when reaching energy storage state, the top of rear switching-in spring is touched and stirred the driving lever of travel switch, electric motor loop is disconnected, motor stalls.
Wherein, described interlock plate is that class is fan-shaped, and the left end of interlock plate is in the circular arc tilted, and the lower edge of interlock plate is longer than in the upper edge of interlock plate.
Wherein, described secondary divides the bottom of brake lever rod to be provided with separating brake plectrum in anterior-posterior horizontal, front and back riser below separating brake plectrum vertically runs through and has manual brake separating rotating shaft, one end that front vertical plate is stretched out in manual brake separating rotating shaft is provided with the handle perpendicular to manual brake separating rotating shaft, and the manual brake separating rotating shaft be positioned at below separating brake plectrum is provided with and abuts against with the right flank of separating brake plectrum and perpendicular to the manual brake separating push rod of manual brake separating rotating shaft.
Wherein, the front vertical plate of the both sides up and down of described handle is provided with the spacer pin for limiting handle rotational angle.
Wherein, described handle realizes reset function by the back-moving spring be connected with return pin fixing on front vertical plate.
Wherein, described energy storage gear leading flank is respectively equipped with energy storage direction board and non-energy storage direction board; At non-energy storage state, non-energy storage direction board remains on the top of combined floodgate lever, and at energy storage state, energy storage direction board remains on the top of combined floodgate lever.
Wherein, the first connecting rod be connected with the front end of output shaft in described double leval jib is parallel with interlock plate, and this first connecting rod is provided with a deciliter direction board near one end of energy storage gear; At gate-dividing state, " dividing " word of deciliter direction board is upright; In "on" position, " conjunction " word of deciliter direction board is upright.
Wherein, the front vertical plate above described first connecting rod is provided with the mechanical counter of record closing frequencies, and the connecting rod of mechanical counter is connected with a deciliter direction board by spring; " conjunction " word of deciliter direction board is once upright, then mechanical counter counting once.
Wherein, front vertical plate above described first connecting rod is provided with the electronic counter of record closing frequencies, and the power circuit of described electronic counter is connected with auxiliary switch, once closes a floodgate whenever spring operating mechanism completes, the loop conducting of electronic counter once, realizes once counting.
Beneficial effect of the present invention is: the present invention utilizes the cooperation of cam and output toggle arm to realize the transmission of power of energy storage axle and output shaft, the cooperation of cam, return idler and combined floodgate lever is utilized to realize feed motion, utilize one-level, secondary divides brake lever rod and the cooperation of brake lever realizes separating brake action, compact conformation, part kind is few, cost is low, and reliability is high; Frame is provided with the through hole that can insert safety pin, improves fail safe of the present invention; The present invention have also been devised manual brake separating mechanism, guarantees, when tripping electromagnet fault, can manually realize separating brake action.
Accompanying drawing explanation
Fig. 1 is three-dimensional structure diagram of the present invention.
Fig. 2 is Facad structure figure of the present invention.
Fig. 3 is the back side of the present invention mechanism map.
Fig. 4 is the three-dimensional structure diagram after Fig. 1 removes frame.
Fig. 5 is the three-dimensional structure diagram of brake separating mechanism in Fig. 4.
Fig. 6 is the structure chart of output toggle arm in the present invention.
Fig. 7 is the structure chart that in the present invention, one-level divides brake lever rod.
Fig. 8 is the Facad structure figure of the present invention when non-energy storage.
Fig. 9 is the stereogram of Fig. 8.
The Facad structure figure that Figure 10 is the present invention when energy storage.
Figure 11 is the stereogram of Figure 10.
Figure 12 is the Facad structure figure of the present invention when preparing combined floodgate.
Figure 13 is the stereogram of Figure 12.
Figure 14 is the Facad structure figure of the present invention in making process.
Figure 15 is the stereogram of Figure 14.
Figure 16 is the Facad structure figure of the present invention when "on" position.
Figure 17 is the stereogram of Figure 16.
Figure 18 is the Facad structure figure of the present invention in separating brake process.
Figure 19 is the stereogram of Figure 18.
Figure 20 is the Facad structure figure of the present invention when gate-dividing state.
Figure 21 is the stereogram of Figure 20.
Figure 22 is the Facad structure figure of the present invention when energy storage and "on" position.
Figure 23 is the stereogram of Figure 22.
Embodiment
Below in conjunction with specific embodiments and the drawings, set forth the present invention further.
As shown in Figures 1 to 5, a kind of circuit breaker spring operating mechanism, comprises the frame 1 be made up of two pieces, front and back parallel riser 1a, 1b, and the top vertically running through two pieces of risers 1a, 1b is provided with the energy storage axle 2 and output shaft 3 that are parallel to each other.
The forward and backward two ends of energy storage axle 2 are connected respectively by the top movable of crank with two switching-in springs 4,5 of front and back symmetry, and the bottom of two switching-in springs 4,5 is fixedly connected with the bottom of frame 1.Energy storage axle 2 between front switching-in spring 4 and front vertical plate 1a is provided with the energy storage gear 7 with energy storage roller 6.Energy storage axle 2 between two pieces of risers 1a, 1b is provided with cam 8.The front vertical plate 1a of energy storage axle 2 lower left is fixed with clutch gear 9 and motor 10 successively, and the pinion of clutch gear 9 and gear wheel engage with the output gear of energy storage gear 7 and motor 10 respectively.Energy storage axle 2 bottom-right front vertical plate 1a is provided with the vertical combined floodgate lever 11 with reset function and making electromagnet 12, combined floodgate lever 11 is by being fixed on front vertical plate 1a through the rotating shaft at its center, the making electromagnet 12 that the right flank of its underpart vertically abuts, the lever 11 that closes a floodgate under the promotion of the expansion link of making electromagnet 12 can rotate clockwise.
The rear end of output shaft 3 is connected by the top movable of crank with tripping spring 13, and the bottom of tripping spring 13 is fixedly connected with the bottom of back vertical plate 1b.Output shaft 3 between two pieces of risers 1a, 1b is provided with output toggle arm 14, output toggle arm 14 is respectively equipped with return idler 15 and telescopic brake lever 16 near the upper left corner of energy storage axle 2 one end and the lower left corner, specifically as shown in Figure 6, the other end of output toggle arm 14 is connected with the top land of the buffer 17 be vertically fixed between two pieces of risers 1a, 1b.Front vertical plate 1a below output shaft 3 is connected with interlock plate 18 by rotating shaft, the bottom-right front vertical plate 1a of output shaft 3 is provided with auxiliary switch 19, the right-hand member of interlock plate 18 is connected with auxiliary switch 19 with the front end of output shaft 3 respectively by double leval jib 20, and the left end of interlock plate 18 is then butted on the right flank on combined floodgate lever 11 top mutually.One-level back vertical plate 1b below output toggle arm 14 being provided with successively level divides brake lever rod 21 and vertical secondary to divide brake lever rod 22.One-level divides brake lever rod 21 by being fixed on back vertical plate 1b through the rotating shaft of its left end, and its center is provided with brake wheel 23, and its right-hand member is then provided with the separating brake roller 24 dividing the top of brake lever rod 22 to offset with secondary, as shown in Figure 7.Secondary divides brake lever rod 22 by being fixed on back vertical plate 1b through the rotating shaft at its center, back vertical plate 1b on the left of it is provided with the brake axle 25 preventing it from rotating counterclockwise, and the back vertical plate 1b on the right side of it is provided with the tripping electromagnet 26 that abut vertical with the right flank of its underpart.
As shown in Figure 8 and Figure 9, for mechanism is in non-energy storage state, now energy storage roller 6 is positioned at the top of energy storage axle 2, and cam 8 is positioned at the lower left of energy storage axle 2, and two switching-in springs 4,5 are in pretensioned state, and motor 10 does not work.
When carrying out energy storage, motor 10 is started working, and drives energy storage gear 7 and energy storage axle 2 together along rotating clockwise by clutch gear 9; Meanwhile, the energy storage roller 6 on the cam 8 be connected with energy storage axle 2 and energy storage gear 7 also together along rotating clockwise, former and later two energy-stored springs 4,5 be connected with energy storage axle 2 by while upwards stretched.
When two energy-stored springs 4,5 have just been better than the peak stretched, when a up time needle force is produced to energy storage axle 2, be the best energy storage position of energy-stored spring 4,5.Now, the return idler 15 on output toggle arm 14 is just in time positioned at the basic circle annex of cam 8, and on energy storage gear 7, energy storage roller 6 is just in time connected to the top of combined floodgate lever 11, and involutory brake lever rod 11 produces a power vertically downward.When making electromagnet 12 is not operating, combined floodgate lever 11 can not rotate and depart from and the abutting of energy storage roller 6, so two energy-stored springs 4,5 can keep extended state constant, namely reaches energy storage state, as shown in Figure 10-Figure 13.
After two energy-stored springs 4,5 reach energy storage state, transmission between motor 10 and energy storage gear 7 disconnects (referring to patent ZL201210391619.0), for preventing the unconfined running of motor, electric motor loop need be disconnected, the travel switch 29 controlling motor 10 start and stop back vertical plate 1b above rear switching-in spring 5 is also equipped with, when two energy-stored springs 4,5 arrive best energy storage position, the top of rear switching-in spring 5 just can be touched and stir the driving lever of travel switch 29, motor 10 loop is disconnected, and motor 10 stops operating.
Keep after energy storage state, mechanism just can carry out feed motion, specific as follows:
First, making electromagnet 12 starts action, promotes combined floodgate lever 11 and makes clockwise movement and depart from and the abutting of energy storage roller 6.Without the resistance of combined floodgate lever 11, energy storage axle 2 makes clockwise movement under the pulling force effect of two energy-stored springs 4,5, and be with moving cam 8 also together to make clockwise movement thereupon, thus make cam 8 touch return idler 15 pairs of output toggle arms 14 to produce the power that one makes its counterclockwise movement, as shown in Figure 14 and Figure 15.Output toggle arm 14 drives output shaft 3 together to make counterclockwise movement under this force; The rotation drive tripping spring 13 of output shaft 3 upwards stretches and carries out energy storage, coupled circuit breaker is driven to carry out feed motion, also drive double leval jib 20 action simultaneously and then drive interlock plate 18 to make counterclockwise movement, make the left end of interlock plate 18 touch combined floodgate lever 11, thus involutory brake lever rod 11 produce the power making it rotate counterclockwise accelerate its reset; And the brake lever 16 in output toggle arm 14 lower left corner can slowly outwards swing, finally snap onto the right side that actionless one-level divides the brake wheel 23 in brake lever rod 21, not only make tripping spring 13 keep stretching energy storage state but also a up time needle force can be produced to output shaft 3, circuit breaker keeps "on" position, the piston of buffer 17 then upwards stretches by the right-hand member of output toggle arm 14, as shown in Figure 16 and Figure 17.
After arrival "on" position, combined floodgate lever 11 has resetted, and 10, motor can start automatically, makes two energy-stored springs 4,5 enter energy storage state again, to carry out next feed motion.
After combined floodgate, mechanism just can carry out separating brake action, specific as follows:
Tripping electromagnet 12 starts action, promotion secondary divides brake lever rod 22 to do clockwise movement disengaging and divides abutting of the separating brake roller 24 of brake lever rod 21 right-hand member with one-level, one-level is made to divide brake lever rod 21 to depart from the snapping with brake lever 16, as Figure 18 and Figure 19 around the clockwise movement of doing of the rotating shaft of its right-hand member.Lose after one-level divides the blocking of brake lever rod 21 pairs of brake levers 16, output toggle arm 14 and output shaft 3 together rotate clockwise under the pulling force effect of tripping spring 13, the circuit breaker be connected with output shaft 3 is driven to carry out separating brake action, output toggle arm 14 is made to be returned to initial condition, the basic circle place of return idler namely on output toggle arm 14 15 cam 8 when energy storage state, as Figure 20 and Figure 21.
On the forward and backward riser 1b of the piston junction of itself and buffer 17, the through hole 27 inserted for safety pin 28 is had in the below of output toggle arm 14, when completing combined floodgate and needing to keep "on" position, safety pin 28 is inserted in through hole 27, plays the effect preventing mechanism from carrying out separating brake action.
Interlock plate 18 in mechanism is fan-shaped in class, and the left end of interlock plate 18 is in the circular arc tilted, and the lower edge of interlock plate 18 is longer than in the upper edge of interlock plate 18.The homing action that rotate counterclockwise faster than combined floodgate lever 11 is understood in the action rotated counterclockwise due to interlock plate 18, knock the top of combined floodgate lever 11 when the design of the left end circular arc of interlock plate 18 can prevent interlock plate 18 from rotating counterclockwise, reduce the spoilage of interlock plate 18.
For preventing the tripping electromagnet 12 malfunctioning situation generation causing mechanism cannot complete separating brake suddenly, the bottom of brake lever rod 22 is divided to be provided with separating brake plectrum 30 in anterior-posterior horizontal at secondary, front and back riser 1b below separating brake plectrum 30 vertically runs through and has manual brake separating rotating shaft 31, one end that front vertical plate 1a is stretched out in manual brake separating rotating shaft 31 is provided with the handle 32 perpendicular to manual brake separating rotating shaft 31, and the manual brake separating rotating shaft 31 be positioned at below separating brake plectrum 30 is provided with and abuts against with the right flank of separating brake plectrum 30 and perpendicular to the manual brake separating push rod 33 of manual brake separating rotating shaft 31.When tripping electromagnet 12 is malfunctioning, by driving handle 32, manual brake separating rotating shaft 31 is rotated counterclockwise, thus make manual brake separating push rod 33 pairs of separating brake plectrums 30 generation one power left, impel secondary to divide brake lever rod 22 to rotate clockwise, finally realize separating brake action.
The front vertical plate 1a of the both sides up and down of handle 32 is also provided with the spacer pin 34 for limiting handle 32 rotational angle, overexertion when preventing manual brake separating.Handle 32 also realizes reset function by the back-moving spring be connected with return pin 35 fixing on front vertical plate 1a, has made manual brake separating back handle 32 energy Rapid reset, can also prevent the generation of manual misoperation.
Checking the using state of mechanism for convenience of operating personnel, energy storage gear 7 leading flank being respectively equipped with energy storage direction board 36 and non-energy storage direction board 37, for showing the energy storage situation of mechanism.At non-energy storage state, non-energy storage direction board 37 remains on the top of combined floodgate lever 11; At energy storage state, energy storage direction board 36 remains on the top of combined floodgate lever 11.Also parallel with interlock plate 18 in double leval jib 20 and one end that the is close energy storage gear 7 of first connecting rod that is that be connected with the front end of output shaft 3 is provided with deciliter direction board 38, for showing separating brake and combined floodgate situation.This deciliter direction board 38 to have point, closes two words, wherein divide word under, close word upper.At gate-dividing state, " dividing " word of deciliter direction board 38 is upright; In "on" position, " conjunction " word of deciliter direction board 38 is upright.
Front vertical plate 1a above first connecting rod is also provided with the mechanical counter 39 of record closing frequencies, the connecting rod of mechanical counter 39 is connected with deciliter direction board 38 by spring." conjunction " word of deciliter direction board 38 is once upright, just can make spring elongation once, thus mechanical counter 39 is counted once.Here mechanical counter 39 can also replace with electronic counter 39, is connected by the power circuit of electronic counter 39 with auxiliary switch 19, once closes a floodgate whenever spring operating mechanism completes, and the loop conducting of electronic counter 39 once, realizes once counting.
The display of the aforementioned direction board of energy storage 36, non-energy storage direction board 37, deciliter direction board 38 and mechanical counter 39/ electronic counter 39 is all positioned at the top of combined floodgate lever 11 and interlock plate 18, and location comparison is concentrated, convenient operation personal observations.
Compact conformation of the present invention, stable drive, part kind is few, cost is low, and reliability is high, and assembling process does not need loaded down with trivial details adjustment, and divide-shut brake spring continuously adjustabe, can according to actual needs can the spring of adaptive different parameters, realize operating work wider (160J-500J), meet the demand of multiple circuit breaker.
Claims (11)
1. a circuit breaker spring operating mechanism, it is characterized in that, comprise the frame (1) be made up of two pieces, front and back parallel riser (1a, 1b), the top vertically running through two pieces of risers (1a, 1b) is provided with the energy storage axle (2) and output shaft (3) that are parallel to each other;
The forward and backward two ends of energy storage axle (2) are connected respectively by the top movable of crank with two switching-in springs (4,5) of front and back symmetry, the bottom of two switching-in springs (4,5) is fixedly connected with the bottom of frame (1), energy storage axle (2) between front switching-in spring (4) and front vertical plate (1a) is provided with the energy storage gear (7) with energy storage roller (6), the energy storage axle (2) between two pieces of risers (1a, 1b) is provided with cam (8); The front vertical plate (1a) of energy storage axle (2) lower left is fixed with clutch gear (9) and motor (10) successively, and the pinion of clutch gear (9) and gear wheel engage with the output gear of energy storage gear (7) and motor (10) respectively; Energy storage axle (2) bottom-right front vertical plate (1a) is provided with the vertical combined floodgate lever (11) with reset function and making electromagnet (12), combined floodgate lever (11) is by being fixed on front vertical plate (1a) through the rotating shaft at its center, the making electromagnet (12) that the right flank of its underpart vertically abuts, the lever (11) that closes a floodgate under the promotion of the expansion link of making electromagnet (12) can rotate clockwise;
The rear end of output shaft (3) is connected by the top movable of crank with tripping spring (13), the bottom of tripping spring (13) is fixedly connected with the bottom of back vertical plate (1b), at two pieces of riser (1a, output shaft (3) 1b) is provided with output toggle arm (14), the upper left corner and the lower left corner of close energy storage axle (2) one end of output toggle arm (14) are respectively equipped with return idler (15) and telescopic brake lever (16), the other end of output toggle arm (14) be vertically fixed on two pieces of riser (1a, the top land of the buffer (17) 1b) connects, the front vertical plate (1a) of output shaft (3) below is connected with interlock plate (18) by rotating shaft, output shaft (3) bottom-right front vertical plate (1a) is provided with auxiliary switch (19), the right-hand member of interlock plate (18) is connected with auxiliary switch (19) with the front end of output shaft (3) respectively by double leval jib (20), and the left end of interlock plate (18) is then butted on the right flank on combined floodgate lever (11) top mutually, the one-level that the back vertical plate (1b) of output toggle arm (14) below is provided with level successively divides brake lever rod (21) and vertical secondary to divide brake lever rod (22), one-level divides brake lever rod (21) by being fixed on back vertical plate (1b) through the rotating shaft of its left end, its center is provided with brake wheel (23), its right-hand member is then provided with the separating brake roller (24) dividing the top of brake lever rod (22) to offset with secondary, secondary divides brake lever rod (22) by being fixed on back vertical plate (1b) through the rotating shaft at its center, back vertical plate (1b) on the left of it is provided with the brake axle (25) preventing it from rotating counterclockwise, back vertical plate (1b) on the right side of it is provided with the tripping electromagnet (26) that abut vertical with the right flank of its underpart,
At non-energy storage state, energy storage roller (6) is positioned at the top of energy storage axle (2), and cam (8) is positioned at the lower left of energy storage axle (2), and two switching-in springs (4,5) are in pretensioned state; At energy storage state, energy storage roller (6) is connected to the top of combined floodgate lever (11) and involutory brake lever rod (11) has power vertically downward, cam (8) remains on the top of energy storage axle (2), return idler (15) is near the basic circle of cam (8), and two switching-in springs (4,5) are stretched in energy storage state;
In "on" position, energy storage roller (6), cam (8) and two switching-in springs (4,5) are returned to non-energy storage state, output toggle arm (14) rotates counterclockwise certain angle, brake lever (16) and one-level divide brake lever rod (21) snapping, one-level divides brake lever rod (21) and secondary to divide brake lever rod (22) snapping, tripping spring (13) is stretched in energy storage state, and the piston of buffer (17) is stretched; At gate-dividing state, tripping spring (13) is returned to pretensioned state, output toggle arm (14) is along rotating clockwise certain angle, and brake lever (16) departs from one-level and divides brake lever rod (21), the piston retraction of buffer (17).
2. a kind of circuit breaker spring operating mechanism according to claim 1, it is characterized in that, on the forward and backward riser (1b) of the piston junction of itself and buffer (17), have the through hole (27) inserted for safety pin (28) in the below of output toggle arm (14).
3. a kind of circuit breaker spring operating mechanism according to claim 1, it is characterized in that, the back vertical plate (1b) of switching-in spring (5) top is provided with the travel switch (29) controlling motor (10) start and stop in the rear, when reaching energy storage state, the top of rear switching-in spring (5) is touched and is stirred the driving lever of travel switch (29), motor (10) loop is disconnected, and motor (10) stops operating.
4. a kind of circuit breaker spring operating mechanism according to claim 1, it is characterized in that, described interlock plate (18) is fan-shaped in class, the left end of interlock plate (18) is in the circular arc tilted, and the lower edge of interlock plate (18) is longer than in the upper edge of interlock plate (18).
5. a kind of circuit breaker spring operating mechanism according to claim 1, it is characterized in that, described secondary divides the bottom of brake lever rod (22) to be provided with separating brake plectrum (30) in anterior-posterior horizontal, the front and back riser (1b) of separating brake plectrum (30) below vertically runs through and has manual brake separating rotating shaft (31), one end that front vertical plate (1a) is stretched out in manual brake separating rotating shaft (31) is provided with the handle (32) perpendicular to manual brake separating rotating shaft (31), the manual brake separating rotating shaft (31) being positioned at separating brake plectrum (30) below is provided with and abuts against with the right flank of separating brake plectrum (30) and perpendicular to the manual brake separating push rod (33) of manual brake separating rotating shaft (31).
6. a kind of circuit breaker spring operating mechanism according to claim 5, it is characterized in that, the front vertical plate (1a) of the both sides up and down of described handle (32) is provided with the spacer pin (34) for limiting handle (32) rotational angle.
7. a kind of circuit breaker spring operating mechanism according to claim 6, is characterized in that, described handle (32) realizes reset function by the back-moving spring be connected with the upper fixing return pin (35) of front vertical plate (1a).
8. a kind of circuit breaker spring operating mechanism according to claim 1, is characterized in that, described energy storage gear (7) leading flank is respectively equipped with energy storage direction board (36) and non-energy storage direction board (37); At non-energy storage state, non-energy storage direction board (37) remains on the top of combined floodgate lever (11), and at energy storage state, energy storage direction board (36) remains on the top of combined floodgate lever (11).
9. a kind of circuit breaker spring operating mechanism according to claim 1, it is characterized in that, the first connecting rod be connected with the front end of output shaft (3) in described double leval jib (20) is parallel with interlock plate (18), and this first connecting rod is provided with a deciliter direction board (38) near one end of energy storage gear (7); At gate-dividing state, " dividing " word of deciliter direction board (38) is upright; In "on" position, " conjunction " word of deciliter direction board (38) is upright.
10. a kind of circuit breaker spring operating mechanism according to claim 9, it is characterized in that, front vertical plate (1a) above described first connecting rod is provided with the mechanical counter (39) of record closing frequencies, and the connecting rod of mechanical counter (39) is connected with a deciliter direction board (38) by spring; " conjunction " word of deciliter direction board (38) is once upright, then mechanical counter (39) counting once.
11. a kind of circuit breaker spring operating mechanisms according to claim 9, it is characterized in that, front vertical plate (1a) above described first connecting rod is provided with the electronic counter (39) of record closing frequencies, the power circuit of described electronic counter (39) is connected with auxiliary switch (19), once close a floodgate whenever spring operating mechanism completes, the loop conducting of electronic counter (39) once, realizes once counting.
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| CN201510788747.2A CN105304420B (en) | 2015-11-17 | 2015-11-17 | A kind of breaker spring operating mechanism |
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| CN201510788747.2A CN105304420B (en) | 2015-11-17 | 2015-11-17 | A kind of breaker spring operating mechanism |
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| CN106298387A (en) * | 2016-10-26 | 2017-01-04 | 江苏洛凯机电股份有限公司 | Extension Spring-type circuit breaker operation mechanism |
| CN106356261A (en) * | 2016-10-26 | 2017-01-25 | 江苏洛凯机电股份有限公司 | Novel tension spring type circuit breaker operation mechanism |
| WO2018094931A1 (en) * | 2016-11-22 | 2018-05-31 | 上海思源高压开关有限公司 | Spring operation mechanism for use with high-voltage circuit breakers |
| CN108565188A (en) * | 2018-06-21 | 2018-09-21 | 苏州达博思智能电网装备制造有限公司 | A kind of compact reliable breaker spring operating mechanism |
| CN109728650A (en) * | 2019-03-14 | 2019-05-07 | 江苏金智科技股份有限公司 | A kind of active distribution network based on the storage coordinated control of source net lotus |
| CN109935493A (en) * | 2017-12-15 | 2019-06-25 | 施耐德电器工业公司 | With the electric switch equipment for detachably recharging module |
| CN109950089A (en) * | 2019-03-30 | 2019-06-28 | 陈晶伟 | The switching mechanism of the tooth-like adjustable output corner of cam drive |
| CN111341607A (en) * | 2018-12-18 | 2020-06-26 | 天津平高智能电气有限公司 | Circuit breaker and operating mechanism thereof |
| CN111692948A (en) * | 2020-05-27 | 2020-09-22 | 北京安海之弋园林古建工程有限公司 | Tree diameter monitoring device |
| CN114937572A (en) * | 2022-07-25 | 2022-08-23 | 江苏华唐电器有限公司 | Compound maintaining spring operating mechanism of vacuum circuit breaker with voltage of 66kV and above |
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| CN106356261A (en) * | 2016-10-26 | 2017-01-25 | 江苏洛凯机电股份有限公司 | Novel tension spring type circuit breaker operation mechanism |
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| CN111341607A (en) * | 2018-12-18 | 2020-06-26 | 天津平高智能电气有限公司 | Circuit breaker and operating mechanism thereof |
| CN109728650A (en) * | 2019-03-14 | 2019-05-07 | 江苏金智科技股份有限公司 | A kind of active distribution network based on the storage coordinated control of source net lotus |
| CN109728650B (en) * | 2019-03-14 | 2022-09-23 | 江苏金智科技股份有限公司 | Active power distribution network based on source network load and storage coordination control |
| CN109950089A (en) * | 2019-03-30 | 2019-06-28 | 陈晶伟 | The switching mechanism of the tooth-like adjustable output corner of cam drive |
| CN111692948B (en) * | 2020-05-27 | 2021-12-03 | 北京安海之弋园林古建工程有限公司 | Tree diameter monitoring device |
| CN111692948A (en) * | 2020-05-27 | 2020-09-22 | 北京安海之弋园林古建工程有限公司 | Tree diameter monitoring device |
| CN114937572A (en) * | 2022-07-25 | 2022-08-23 | 江苏华唐电器有限公司 | Compound maintaining spring operating mechanism of vacuum circuit breaker with voltage of 66kV and above |
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