CN104299861B - Spring-operation device and anti-stored energy mechanism excessively thereof - Google Patents
Spring-operation device and anti-stored energy mechanism excessively thereof Download PDFInfo
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- CN104299861B CN104299861B CN201410296567.8A CN201410296567A CN104299861B CN 104299861 B CN104299861 B CN 104299861B CN 201410296567 A CN201410296567 A CN 201410296567A CN 104299861 B CN104299861 B CN 104299861B
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- 230000005540 biological transmission Effects 0.000 claims abstract description 128
- 238000004146 energy storage Methods 0.000 claims abstract description 76
- 239000000843 powder Substances 0.000 claims abstract description 3
- 238000000034 method Methods 0.000 claims description 16
- 230000009471 action Effects 0.000 claims description 4
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- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 1
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Classifications
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- 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
- H01H3/3005—Charging means
- H01H3/3015—Charging means using cam devices
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Abstract
The present invention relates to spring-operation device and anti-stored energy mechanism excessively thereof, anti-cross lever that stored energy mechanism includes that pivot center parallels with the axis of the energy storage axle of respective springs powder operation device and the rotor plate that the pivot center by the transmission crank arm being arranged at spring-operation device is paralleled with the pivot center of described lever, rotor plate is provided with the pushing part for transmission crank arm described in pushing tow, the power arm of lever is provided with and makes the force structure of lever rotation for the detent unit pushing tow by spring-operation device, lever is connected to drive rotor plate rotation when lever rotation by connecting rod and then make rotor plate promote transmission crank arm to depart from corresponding driving cam with described rotor plate by connecting rod.The invention provides the anti-stored energy mechanism excessively that can prevent motor rotation blockage from burning after a kind of switching-in spring energy storage completes and used this anti-spring-operation device crossing stored energy mechanism.
Description
Technical field
The present invention relates to spring-operation device and anti-stored energy mechanism excessively thereof.
Background technology
Spring-operation device (i.e. spring operating mechanism) is the key of a chopper performance quality.nullExisting spring-operation device such as Chinese patent CN202126942U is disclosed " a kind of large power spring operation mechanism being applicable to high pressure and extra high voltage circuit breaker "，This spring operating mechanism includes the energy storage axle being provided with detent unit，Detent unit includes energy storage pallet and the joint being connected by chain with corresponding switching-in spring，Energy storage axle sprocket wheel it is installed with on energy storage axle，It is provided with roller on energy storage axle sprocket wheel，Energy storage next to axis is provided with the combined floodgate trip gear coordinated with roller，Energy storage axle sprocket wheel is in transmission connection by the clutch end of drive mechanism with motor，Drive mechanism includes the first axle and the second axle be arrangeding in parallel with energy storage axle，Second axle is in transmission connection by the clutch end of chain with motor，The first shaft gear and the first axle sprocket wheel it is installed with on first axle，First axle sprocket wheel is connected with energy storage axle chain gear transmission by chain，It is installed with on second axle and the second shaft gear of the first shaft gear engaged transmission.In use, the power of motor passes to the second axle, by first, the engaged transmission of the second shaft gear, power is delivered on the first axle, then power is delivered on energy storage axle by the transmission of the first axle sprocket wheel and energy storage axle sprocket wheel, energy storage axle rotates together with detent unit, the joint of detent unit pulls switching-in spring energy storage by chain, after detent unit turns an angle, thermal energy storage process terminates, coordinate spacing with the roller on energy storage axle sprocket wheel of combined floodgate trip gear prevents energy storage axle to be rotated further, thus switching-in spring is held in energy storage state, when needs close a floodgate, combined floodgate trip gear releases the spacing of pair roller, switching-in spring releases energy, drive the dynamic of chopper, static contact closes a floodgate.Existing this energy storage device of spring operating mechanism there is a problem in that 1, realize the power between motor and energy storage axle by sprocket wheel and gear to transmit, the transmission process of sprocket wheel and gear is two-way, in switching-in spring thermal energy storage process, while driven by motor switching-in spring energy storage, the active force that switching-in spring also can be reversely rotated to the rotor one of motor by sprocket wheel and gear, motor needs the biggest power just can complete the thermal energy storage process of energy-stored spring, this is accomplished by using powerful motor, the use of heavy-duty motor adds the cost of manufacture of product, simultaneously, switching-in spring is when releasing energy, the rotation of energy storage axle also can pass to the rotor of motor by chain and gear and rotor driven rotates, the idle running of rotor not only increases power consumption, also can reduce the service life of motor simultaneously；2, in spring operating mechanism, in order to ensure the safe and reliable operation of equipment, it is usually provided with anti-stored energy mechanism excessively, the anti-effect crossing stored energy mechanism is after switching-in spring energy storage terminates, prevent motor from continuing to switching-in spring and carry power, prior art is to control motor by electrical part after switching-in spring energy storage terminates to shut down, to stop carrying power to switching-in spring, if this anti-stored energy mechanism of crossing there is a problem in that electrical part lost efficacy, motor continues to run with, and owing to now spring operating mechanism energy storage puts in place, mechanical latching comes into force, motor rotation blockage can be caused to burn, the faults such as damage of components.
Summary of the invention
It is an object of the invention to provide the anti-stored energy mechanism excessively that can prevent motor rotation blockage from burning after a kind of switching-in spring energy storage completes；The present invention also aims to provide a kind of and use this anti-spring-operation device crossing stored energy mechanism.
In order to solve the problems referred to above, in the present invention, the technical scheme of anti-stored energy mechanism excessively is:
The anti-of spring-operation device crosses stored energy mechanism, the rotor plate that the lever paralleled including the axis of pivot center with the energy storage axle of respective springs powder operation device and the pivot center by the transmission crank arm being arranged at spring-operation device are paralleled with the pivot center of described lever, rotor plate is provided with the pushing part for transmission crank arm described in pushing tow, the power arm of lever is provided with and makes the force structure of lever rotation for the detent unit pushing tow by spring-operation device, lever is connected to drive rotor plate rotation when lever rotation by connecting rod and then make rotor plate promote transmission crank arm to depart from corresponding driving cam with described rotor plate by connecting rod.
Described force structure includes force block and the first back-moving spring being arranged between force block and described power arm.
Described lever includes the cross bar extended in left-right direction and is fixedly arranged on the montant in the middle part of described cross bar, and described connecting rod is connected on described montant, and described force structure is arranged at the left end of described cross bar, and the right-hand member of described cross bar connects the second back-moving spring.
The left end of described connecting rod is hinged and connected with rotor plate, and the right-hand member of described connecting rod is hinged and connected with described montant.
In the present invention, the technical scheme of spring-operation device is:
nullSpring-operation device，Including motor、Anti-stored energy mechanism excessively、The energy storage axle being connected with motor-driven by drive mechanism，The detent unit being connected with switching-in spring it is provided with on energy storage axle，Drive mechanism includes camshaft and the connecting lever axle be arrangeding in parallel with energy storage axle，Camshaft is in transmission connection with the clutch end of motor，Connecting lever axle is connected with energy storage through-drive，It is equipped with at least one transmission crank arm by unilateral bearing on connecting lever axle，Be installed with on camshaft with transmission crank arm one_to_one corresponding arrange for the corresponding transmission crank arm of pushing tow so that transmission crank arm drive connecting lever axle rotate driving cam，Anti-cross lever that stored energy mechanism includes that pivot center parallels with the axis of energy storage axle and be arranged at the rotor plate that the pivot center by transmission crank arm is paralleled with the pivot center of described lever，Rotor plate is provided with the pushing part for transmission crank arm described in pushing tow，The power arm of lever is provided with for being made the force structure of lever rotation by described detent unit pushing tow，Lever is connected to drive rotor plate rotation when lever rotation by connecting rod and then make rotor plate promote transmission crank arm to depart from corresponding driving cam with described rotor plate by connecting rod.
Described force structure includes force block and the first back-moving spring being arranged between force block and described power arm.
Described lever includes the cross bar extended in left-right direction and is fixedly arranged on the montant in the middle part of described cross bar, and described connecting rod is connected on described montant, and described force structure is arranged at the left end of described cross bar, and the right-hand member of described cross bar connects the second back-moving spring.
The left end of described connecting rod is hinged and connected with rotor plate, and the right-hand member of described connecting rod is hinged and connected with described montant.
Described transmission crank arm has at least two, and driving cam coordinates with corresponding transmission crank arm order and successively incremeantal launching method respectively.
Transmission crank arm and driving cam all have two, the shape of each driving cam is identical and is arranged symmetrically with in 180 degree of angles, each transmission crank arm is arranged along the axially spaced-apart of connecting lever axle, each driving cam is arranged along the axially spaced-apart of camshaft, each transmission crank arm is respectively positioned on described connecting lever axle and closes on the side of described camshaft, and each transmission crank arm is respectively connected with the 3rd back-moving spring.
nullThe invention have the benefit that when needs switching-in spring energy storage，Motor drive cam shaft rotates forward，Assuming that making the direction of spring gradually energy storage is forward，Each driving cam the most just rotates forward with camshaft，Driving cam pushing tow correspondence transmission crank arm rotates forward，Transmission crank arm drives connecting lever axle to rotate forward under the effect of unilateral bearing，The power of connecting lever axle passes to switching-in spring through energy storage axle，Due to driving cam、Power transmission between transmission crank arm is unidirectional，I.e. driving cam can promote transmission crank arm rotate and transmission crank arm can not promote driving cam to rotate，Power can only be passed to transmission crank arm by driving cam and can not be passed to driving cam by transmission crank arm，Therefore switching-in spring counteracting force in thermal energy storage process is not transferred to motor，Thus greatly reduce motor power demand，Make thermal energy storage process safety、Reliably；After switching-in spring energy storage terminates, the force structure pushing tow that detent unit turns to lever coordinates, under the active force of switching-in spring, detent unit promotes lever rotation, and lever is rotated with rotor plate by connecting rod, and rotor plate promotes transmission crank arm to depart from driving cam, even if now motor continues to run with, owing to driving cam does not contacts with transmission crank arm, motor can only drive driving cam to dally, and motor will not burn because of stall.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of spring-operation device in the present invention, is also the use state diagram of the anti-embodiment crossing stored energy mechanism in the present invention simultaneously；
Fig. 2 is the left view of Fig. 1；
Fig. 3 be in Fig. 1 after switching-in spring energy storage terminates joint and lever coordinate schematic diagram；
Fig. 4 be Fig. 1 convexity wheel shaft with driving cam coordinate schematic diagram.
Detailed description of the invention
The enforcement of spring-operation device is such as shown in Fig. 1 ~ 4: include motor, the anti-energy storage axle 9 crossed stored energy mechanism, be connected with motor-driven by drive mechanism, the detent unit being connected with switching-in spring it is provided with on energy storage axle, detent unit includes energy storage pallet 12 and the joint 13 being connected by switching-in spring chain 10 with switching-in spring, wherein the matching relationship of energy storage pallet 12 and joint 13 belongs to prior art, is not described in detail in this.nullDrive mechanism includes camshaft 2 and the connecting lever axle 18 be arrangeding in parallel with energy storage axle 9，Camshaft 2 is in transmission connection with the clutch end of motor，Connecting lever axle 18 passes through sprocket wheel、Link chain mechanism is in transmission connection with energy storage axle 9，Sprocket wheel、Link chain mechanism includes the big sprocket wheel being fixedly arranged on energy storage axle、The minor sprocket being fixedly arranged on connecting lever axle and being in transmission connection in greatly、Sprocket wheel chain 8 between lower sprocket，Axially spaced on connecting lever axle it is provided with two transmission crank arm，Two transmission crank arm are respectively the first transmission crank arm 6-1 and the second transmission crank arm 6-2，Each transmission crank arm is all assemblied on connecting lever axle 18 by each self-corresponding unilateral bearing，Each transmission crank arm is respectively positioned on connecting lever axle 18 and closes on the side of camshaft 2，The 3rd back-moving spring 19 it is respectively connected with in each transmission crank arm，Pushing tow roller 5 it is provided with in each transmission crank arm，The side closing on camshaft in transmission crank arm has recess recess of stepping down down，Under the effect of the 3rd back-moving spring 19，Pushing tow roller in each transmission crank arm is close to the outer peripheral face of corresponding driving cam all the time，On camshaft axially spaced be installed with two respectively with each transmission crank arm one_to_one corresponding arrange for when connecting lever axle rotates order and the corresponding transmission crank arm of successively incremeantal launching method so that transmission crank arm drive connecting lever axle rotation driving cam，The outer peripheral face contour curve of driving cam is the pendulum angle design according to transmission crank arm，Two driving cams are respectively the first driving cam 1-1 and the second driving cam 1-2，The shape of two driving cams is identical and is arranged symmetrically with in 180 degree of angles.nullAnti-cross lever 14 that stored energy mechanism includes that pivot center parallels with the axis of energy storage axle and be arranged at the rotor plate 3 that the pivot center by transmission crank arm is paralleled with the pivot center of lever，Rotor plate 3 is provided with the pushing part for pushing tow transmission crank arm，Lever includes the cross bar extended in left-right direction and is fixedly arranged on the montant 15 in the middle part of cross bar，Cross bar and montant 15 constitute T-shaped structure，The left end of cross bar is the power arm of lever，The power arm of lever is provided with for being made the force structure of lever rotation by joint 13 pushing tow by detent unit，Force structure includes force block 16 and the first back-moving spring 17 being arranged between force block 16 and power arm，The montant of lever is connected driven rotor plate 3 to rotate when rotating by connecting rod 7 and then made rotor plate 3 promote transmission crank arm to depart from corresponding driving cam with rotor plate 3 by connecting rod 7，The left end of connecting rod is hinged and connected with rotor plate，The right-hand member of connecting rod is hinged and connected with montant，The right-hand member of cross bar connects the second back-moving spring 20.Figure middle term 4 represents the rotating shaft rotating assembling for rotor plate；Item 11 represents installing plates.
Below the order in this utility model and successively incremeantal launching method are explained, order in " order and successively incremeantal launching method " refers to first driving cam elder generation pushing tow the first transmission crank arm and drives connecting lever axle to rotate, second driving cam pushing tow the second transmission crank arm drives connecting lever axle to rotate subsequently, " order and successively incremeantal launching method " refer to that the second driving cam starts pushing tow this action of the second transmission crank arm and the first driving cam terminates not free interval between pushing tow the first transmission crank arm continuously, when cam axle, power continual can pass to connecting lever axle so that connecting lever axle rotates continuously.When needs switching-in spring energy storage, the power of motor passes to camshaft through transition axis thus drives camshaft to rotate clockwise (visual angle in Fig. 1), under the effect of unilateral bearing, first driving cam starts to promote the first transmission crank arm to rotate clockwise, and owing to the second driving cam also rotates clockwise, so the second transmission crank arm rotates counterclockwise reset under the effect of back-moving spring, owing to the reseting procedure of effect second transmission crank arm of unilateral bearing does not interferes with rotating clockwise of connecting lever axle, first transmission crank arm drives connecting lever axle to rotate clockwise, connecting lever axle is rotated clockwise by sprocket wheel chain-driving energy storage axle, energy storage pallet and joint are by switching-in spring chain-driving switching-in spring energy storage；nullWhen the first driving cam promotes the first transmission crank arm to peak，Second transmission crank arm is reset to minimum point，First transmission crank arm starts to rotate counterclockwise reset subsequently，Second driving cam starts to promote the second transmission crank arm to rotate clockwise，Under the drive of the second transmission crank arm，Connecting lever axle continual drive energy storage axle rotates clockwise，Switching-in spring continues energy storage，In switching-in spring thermal energy storage process，Switching-in spring can give one active force rotated counterclockwise of connecting lever axle，But owing to transmission crank arm is transmitted cam limit，The active force of switching-in spring will not pass to motor through drive mechanism，Ensure that the stability of thermal energy storage process，After switching-in spring energy storage terminates，Now energy storage pallet rotated respective nodes，Switching-in spring can give one active force rotated clockwise of energy storage axle，Joint contacts with force block，And force block is had downward pressure，When the first back-moving spring is compressed to maximum，Force block drives the cross bar of lever and montant to rotate counterclockwise，Montant drives rotor plate to rotate counterclockwise by connecting rod，Transmission crank arm jack-up is made transmission crank arm depart from corresponding driving cam by rotor plate，Then by combined floodgate trip gear, energy storage pallet is carried out spacing，The de-mouth device that closes a floodgate belongs to prior art，No longer its concrete structure is described in detail at this.Even if now motor continues to run with, owing to driving cam departs from transmission crank arm, motor can only drive driving cam to dally, and motor will not burn because of stall.The rotation of energy storage axle is limited by combined floodgate trip gear, so that switching-in spring is held in energy storage state, when needs breaker closing, it is spacing that the de-mouth device that closes a floodgate releases energy storage axle, switching-in spring drives connecting lever axle to rotate counterclockwise, and due to the effect of unilateral bearing, first, the second transmission crank arm do not rotated counterclockwise by connecting lever axle and affected, continue to be held in origin-location.
nullTransmission crank arm is respectively positioned on described connecting lever axle and closes on the side of described camshaft，It is provided with back-moving spring between each transmission crank arm and connecting lever axle，Promote the first transmission crank arm to after peak at the first driving cam，Second driving cam starts to promote the second transmission crank arm to rotate counterclockwise，Back-moving spring is just close to the first driving cam with the first transmission crank arm and is resetted rotationally clockwise around connecting lever axle，Effect due to unilateral bearing，The homing action of the first transmission crank arm does not interferes with rotating counterclockwise of connecting lever axle，The use of the 3rd back-moving spring ensure that transmission crank arm is close to the driving cam of correspondence always，Ensure that cam、Reliable in connecting lever transmission process，The activity point of view simultaneously yet making each transmission crank arm is not the biggest，It is not required to circumferential rotation type，Only need to close on the side of camshaft at connecting lever axle to move back and forth，Installing space has been reserved to the opposite side of connecting lever axle，Reduce taking up room of drive mechanism.Transmission crank arm and driving cam all have two, the shape of two driving cams is identical to be arranged symmetrically with in 180 degree of angles, when the first driving cam is pushed to peak the first transmission crank arm, second transmission crank arm is positioned at minimum point, second driving cam i.e. promotes the second transmission crank arm action subsequently, only uses two driving cams to can be realized as the continuous energy storage of switching-in spring, and work efficiency is high, low cost, can also meet energy storage time requirement simultaneously.
In the other embodiments of this spring-operation device: the number of transmission crank arm and driving cam can also is that three, four or more, illustrate as a example by the number of transmission crank arm and driving cam is three, three transmission crank arm can be evenly arranged around the circumference of connecting lever axle, now the 3rd back-moving spring can not set, three transmission crank arm are installed on connecting lever axle by same axle sleeve, it is provided with unilateral bearing between axle sleeve and connecting lever axle, three driving cams are evenly arranged around the circumference of camshaft, after the first transmission crank arm is pushed to highest position by the first driving cam, second driving cam starts to contact with the second transmission crank arm and promote the second transmission crank arm to rotate clockwise, now the first driving cam and the first transmission crank arm depart from；After the second transmission crank arm is pushed to highest position by the second driving cam, 3rd driving cam starts contact with the 3rd transmission crank arm and promote the 3rd transmission crank arm to rotate clockwise, now the second driving cam and the second transmission crank arm depart from, after the 3rd transmission crank arm is pushed to highest position by the 3rd driving cam, first transmission crank arm turns to initial position, first driving cam starts to contact with the first transmission crank arm and promote the first transmission crank arm to rotate clockwise, and so circulates；When gear ratio between large and small sprocket wheel is sufficiently large, transmission crank arm can also only one of which, now driving cam only promote a transmission crank arm rotate can realize switching-in spring complete energy storage；The difference of the form that arranges according to switching-in spring, it is also possible to when connecting lever axle rotates counterclockwise, switching-in spring energy storage；Detent unit can also coordinate with force-bearing piece pushing tow to realize promoting lever rotation by energy storage pallet；First back-moving spring can also be without setting, and now force-bearing piece can directly be fixedly arranged on lever, or force-bearing piece does not sets, and detent unit pushes directly on lever rotation, and now load-carrying construction is made up of the upper surface of lever left end；Second back-moving spring can not also set, and now manually can reset lever；Montant can not also set, and now the right-hand member of connecting rod can be articulated with left end or the right-hand member of lever；The connecting rod joint that connecting rod sequentially can also be hinged and connected by two joints or three joints forms.
The enforcement of anti-stored energy mechanism excessively is such as shown in Fig. 1 ~ 3: it is identical that the anti-concrete structure of stored energy mechanism excessively crosses stored energy mechanism with anti-described in above-mentioned each spring-operation device embodiment, is not described in detail in this.
Claims (9)
1. the anti-of spring-operation device crosses stored energy mechanism, it is characterized in that: include lever that pivot center parallels and the rotor plate that the other pivot center of the transmission crank arm being arranged at spring-operation device is paralleled with the pivot center of described lever with the axis of the energy storage axle of respective springs powder operation device, rotor plate is provided with the pushing part for transmission crank arm described in pushing tow, the power arm of lever is provided with and makes the force structure of lever rotation for the detent unit pushing tow by spring-operation device, lever is connected to drive rotor plate rotation when lever rotation by connecting rod and then make rotor plate promote transmission crank arm to depart from corresponding driving cam with described rotor plate by connecting rod.
Anti-stored energy mechanism excessively the most according to claim 1, it is characterised in that: described force structure includes force block and the first back-moving spring being arranged between force block and described power arm.
Anti-stored energy mechanism excessively the most according to claim 1 and 2, it is characterized in that: described lever includes the cross bar extended in left-right direction and is fixedly arranged on the montant in the middle part of described cross bar, described connecting rod is connected on described montant, described force structure is arranged at the left end of described cross bar, and the right-hand member of described cross bar connects the second back-moving spring.
Anti-stored energy mechanism excessively the most according to claim 3, it is characterised in that: the left end of described connecting rod is hinged and connected with rotor plate, and the right-hand member of described connecting rod is hinged and connected with described montant.
null5. spring-operation device，Including motor、Anti-stored energy mechanism excessively、The energy storage axle being connected with motor-driven by drive mechanism，The detent unit being connected with switching-in spring it is provided with on energy storage axle，It is characterized in that: drive mechanism includes camshaft and the connecting lever axle be arrangeding in parallel with energy storage axle，Camshaft is in transmission connection with the clutch end of motor，Connecting lever axle is connected with energy storage through-drive，It is equipped with at least one transmission crank arm by unilateral bearing on connecting lever axle，Be installed with on camshaft with transmission crank arm one_to_one corresponding arrange for the corresponding transmission crank arm of pushing tow so that transmission crank arm drive connecting lever axle rotate driving cam，Anti-cross lever that stored energy mechanism includes that pivot center parallels with the axis of energy storage axle and be arranged at the rotor plate that the pivot center by transmission crank arm is paralleled with the pivot center of described lever，Rotor plate is provided with the pushing part for transmission crank arm described in pushing tow，The power arm of lever is provided with for being made the force structure of lever rotation by described detent unit pushing tow，Lever is connected to drive rotor plate rotation when lever rotation by connecting rod and then make rotor plate promote transmission crank arm to depart from corresponding driving cam with described rotor plate by connecting rod.
Spring-operation device the most according to claim 5, it is characterised in that: described force structure includes force block and the first back-moving spring being arranged between force block and described power arm.
Spring-operation device the most according to claim 5, it is characterized in that: described lever includes the cross bar extended in left-right direction and is fixedly arranged on the montant in the middle part of described cross bar, described connecting rod is connected on described montant, described force structure is arranged at the left end of described cross bar, and the right-hand member of described cross bar connects the second back-moving spring.
Spring-operation device the most according to claim 7, it is characterised in that: the left end of described connecting rod is hinged and connected with rotor plate, and the right-hand member of described connecting rod is hinged and connected with described montant.
null9. according to the spring-operation device described in claim 5 ~ 8 any one，It is characterized in that: driving cam coordinates with corresponding transmission crank arm order and successively incremeantal launching method respectively，Transmission crank arm and driving cam all have two，Two transmission crank arm are respectively the first transmission crank arm and the second transmission crank arm，Two driving cams are respectively the first driving cam and the second driving cam，The shape of each driving cam is identical and is arranged symmetrically with in 180 degree of angles，Each transmission crank arm is arranged along the axially spaced-apart of connecting lever axle，Each driving cam is arranged along the axially spaced-apart of camshaft，Each transmission crank arm is respectively positioned on described connecting lever axle and closes on the side of described camshaft，The 3rd back-moving spring it is respectively connected with in each transmission crank arm，Order in order and successively incremeantal launching method refers to first driving cam elder generation pushing tow the first transmission crank arm and drives connecting lever axle to rotate，Second driving cam pushing tow the second transmission crank arm drives connecting lever axle to rotate subsequently，Order and successively incremeantal launching method refer to that the second driving cam starts pushing tow this action of the second transmission crank arm and the first driving cam terminates not free interval between pushing tow the first transmission crank arm continuously.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410296567.8A CN104299861B (en) | 2014-06-27 | 2014-06-27 | Spring-operation device and anti-stored energy mechanism excessively thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410296567.8A CN104299861B (en) | 2014-06-27 | 2014-06-27 | Spring-operation device and anti-stored energy mechanism excessively thereof |
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| Publication Number | Publication Date |
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| CN104299861A CN104299861A (en) | 2015-01-21 |
| CN104299861B true CN104299861B (en) | 2016-08-31 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201717140U (en) * | 2010-01-26 | 2011-01-19 | 中国西电电气股份有限公司 | Electric spring operation mechanism for switch equipment |
| CN102592858A (en) * | 2012-01-13 | 2012-07-18 | 胡光福 | Energy storing device for spring operating mechanism |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100771918B1 (en) * | 2006-10-17 | 2007-11-01 | 엘에스산전 주식회사 | A switching mechanism for an air circuit breaker |
| JP5604414B2 (en) * | 2011-12-21 | 2014-10-08 | 株式会社日立製作所 | Spring actuator for circuit breaker and circuit breaker |
| JP2014107184A (en) * | 2012-11-29 | 2014-06-09 | Toshiba Corp | Operation mechanism of circuit breaker |
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2014
- 2014-06-27 CN CN201410296567.8A patent/CN104299861B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201717140U (en) * | 2010-01-26 | 2011-01-19 | 中国西电电气股份有限公司 | Electric spring operation mechanism for switch equipment |
| CN102592858A (en) * | 2012-01-13 | 2012-07-18 | 胡光福 | Energy storing device for spring operating mechanism |
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| CN104299861A (en) | 2015-01-21 |
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