CN107910217B - A kind of power circuit breaker arc-extinguishing mechanism based on gear transmitting - Google Patents

A kind of power circuit breaker arc-extinguishing mechanism based on gear transmitting Download PDF

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Publication number
CN107910217B
CN107910217B CN201711117821.3A CN201711117821A CN107910217B CN 107910217 B CN107910217 B CN 107910217B CN 201711117821 A CN201711117821 A CN 201711117821A CN 107910217 B CN107910217 B CN 107910217B
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CN
China
Prior art keywords
gear
shaft
cutting plate
thermally conductive
electric arc
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CN201711117821.3A
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Chinese (zh)
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CN107910217A (en
Inventor
朱利强
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Qingdao Jinxiu Railway Equipment Co., Ltd.
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Qingdao Jinxiu Railway Equipment Co Ltd
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Priority to CN201711117821.3A priority Critical patent/CN107910217B/en
Publication of CN107910217A publication Critical patent/CN107910217A/en
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Publication of CN107910217B publication Critical patent/CN107910217B/en
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Classifications

    • 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
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
    • H01H73/02—Details
    • H01H73/18—Means for extinguishing or suppressing arc

Abstract

The invention belongs to breaker technical fields, more particularly to a kind of power circuit breaker arc-extinguishing mechanism based on gear transmitting, it includes transmission mechanism, heat-absorbing body, trigger mechanism, driving mechanism, mounting shell, people are in the breaker designed using the present invention, electric arc triggering spanner will be made to swing during connecting circuit or disconnecting circuit, electric arc triggering wrench swing just will drive drive shaft turns；Drive shaft turns will make thermally conductive cutting plate spread；During thermally conductive cutting plate scatters, on the one hand by thermally conductive cutting plate, the mobile air driven flows to absorb the heat that a part of thermally conductive cutting plate is absorbed from electric arc, in another part heat transfer to the heat-conducting plate being located on the downside of it that on the other hand thermally conductive cutting plate is absorbed thermally conductive cutting plate during scattering from electric arc in cutting plate mounting groove；Another part heat is absorbed by heat-conducting plate.

Description

A kind of power circuit breaker arc-extinguishing mechanism based on gear transmitting
Technical field
The invention belongs to breaker technical field more particularly to a kind of power circuit breaker arc extinguishing machines based on gear transmitting Structure.
Background technique
Power circuit breaker is the switch that a kind of short circuit played in electric power to circuit, overload, electric leakage play a protective role, Can short circuit, overload and electric leakage occur when play the role of cut off circuit, circuit in connection or closing course The electric arc of high temperature high fever can be generated between moving contact and static contact, if electric arc rapidly can not export and extinguish, it will ablation Contact point between two contacts, and biggish destruction is caused to the shell of power circuit breaker, it is often more important that electric arc can make electricity Road off delay causes irremediable loss；So it is necessary for designing more structurally sound arc-extinguishing mechanism.
The present invention design it is a kind of based on gear transmitting power circuit breaker arc-extinguishing mechanism solve the problems, such as it is as above.
Summary of the invention
To solve drawbacks described above in the prior art, the present invention discloses a kind of power circuit breaker arc extinguishing based on gear transmitting Mechanism, it adopts the following technical solutions to realize.
A kind of power circuit breaker arc-extinguishing mechanism based on gear transmitting, it is characterised in that: it includes transmission mechanism, heat absorber Structure, trigger mechanism, driving mechanism, mounting shell, gear mounting groove, limit circular groove, exhausting shell, the first guide groove, gear installation cavity, electricity Arc guide groove, cutting plate mounting groove, spanner slot, air holes, limit axis hole, limiting slot, wherein the upper side of mounting shell one end is provided with Spanner slot；The side of spanner slot has limit axis hole and gear mounting groove；The side of limit axis hole is provided with limit circular groove；Limit Limiting slot is provided on the disc of circle of position slot；The downside of spanner slot is provided with the electric arc guide groove of arc；It is provided on the inside of mounting shell Gear installation cavity；One end in gear installation cavity close to spanner slot is communicated with gear mounting groove；It is opened on the side of gear installation cavity There is the first guide groove；Cutting plate mounting groove is provided in mounting shell；Cutting plate mounting groove is located on the downside of gear mounting groove；Cutting plate installation Slot is communicated with electric arc guide groove；There are many equally distributed air holes on the downside of cutting plate mounting groove；Exhausting shell is mounted on The downside of mounting shell；The upside of exhausting shell is communicated with the air holes on mounting shell；The two sides of exhausting shell communicate with the outside world；Triggering machine Structure, transmission mechanism, driving mechanism and heat-absorbing body are separately mounted in mounting shell, and trigger mechanism, transmission mechanism, driving mechanism It cooperates between heat-absorbing body.
Above-mentioned trigger mechanism includes electric arc triggering spanner, electric arc triggering block, driving bevel gear, drive shaft, scroll spring, limit Position protrusion, limited block, limit spring, position-limited wheel, wherein electric arc triggering block is mounted on one far from gear mounting groove in spanner slot End；One end of drive shaft is mounted in gear mounting groove；The other end of drive shaft passes through limit shaft hole and is located in limit circular groove；Electricity Arc triggers one end installation of spanner on the driving shaft, and is located in spanner slot；Electric arc triggers the other end of spanner and electric arc triggers Block cooperation；Driving bevel gear is installed on the driving shaft, and driving bevel gear is located in gear mounting groove；On the periphery of position-limited wheel Restriction protrusion is installed；Position-limited wheel is installed on the driving shaft, and position-limited wheel is located in limit circular groove；Limited block is mounted on limiting slot It is interior, and limit spring is installed between limited block and limiting slot；Restriction protrusion on limited block and position-limited wheel cooperates；Position-limited wheel with Scroll spring is installed in limit circular groove between limit axis hole；The inner end of scroll spring is installed on the driving shaft, scroll spring Outer end be mounted on limit circular groove disc on.
Above-mentioned transmission mechanism includes first rotating shaft, the second shaft, third shaft, the first guiding shell, the 4th shaft, the 5th turn Axis, the 7th shaft, the second guiding shell, eight revolution axis, driving gear, second gear, third gear, the 4th gear, the first cone tooth Wheel, second bevel gear, arc-shaped gear dental lamina, the 6th gear, the 7th gear, eighth gear, guide block, compressed spring, first gear, Nine shafts, the 6th shaft, driving teeth, wherein one end of the 5th shaft is mounted in gear installation cavity close to spanner slot side On end face；Second bevel gear is mounted on the other end of the 5th shaft；Second bevel gear is engaged with driving bevel gear；6th shaft Upper end is mounted on the upper side of gear installation cavity；First bevel gear is mounted in the 6th shaft；First bevel gear and the second cone Gear engagement；Arc-shaped gear dental lamina is mounted on the lower end of the 6th shaft；First guiding shell is mounted on the upper side of gear installation cavity； A guide block is fitted with by guide pad and guide groove on the inside of first guiding shell；Guide block and the first guiding shell medial surface it Between a compressed spring is installed；The upper end of 4th shaft is mounted on the guide block installed in the first guiding shell；4th shaft Lower end the 4th gear is installed；4th gear and arc-shaped gear dental lamina cooperate；The upper end of third shaft is mounted on gear installation cavity Upper side on；Third gear is mounted on the lower end of third shaft；Third gear and the 4th gear cooperate；The upper end of second shaft It is mounted on the upper side of gear installation cavity；Second gear is mounted on the lower end of the second shaft；Second gear is nibbled with third gear It closes；Second guiding shell is mounted on the upper side of gear installation cavity；Matching by guide pad and guide groove on the inside of second guiding shell Conjunction is equipped with a guide block；One compressed spring is installed between guide block and the second guiding shell medial surface；The upper end of 7th shaft It is mounted on the guide block installed in the first guiding shell；The lower end of 7th shaft is equipped with the 6th gear；6th gear and arc The cooperation of teeth plate；The upper end of 9th shaft is mounted on the upper side of gear installation cavity；7th gear is mounted on the 9th shaft Lower end；7th gear and the 6th gear cooperate；The upper end of eight revolution axis is mounted on the upper side of gear installation cavity；Eighth gear It is mounted on the lower end of eight revolution axis；Eighth gear is engaged with the 7th gear and second gear respectively；It installs the upper end of first rotating shaft On the upper side of gear installation cavity；First gear is mounted in first rotating shaft；First gear is engaged with second gear；Sliding tooth Taking turns on periphery has driving teeth；Driving gear is mounted on first rotating shaft lower end.
Above-mentioned driving mechanism includes the first magnetic patch, rack gear, link block, the first support, wherein the first support is mounted on first In guide groove；Rack gear is mounted in the first support；Rack gear and driving gear cooperation；One end of first magnetic patch is mounted on by link block The downside of rack gear.
Above-mentioned heat-absorbing body includes heat-conducting plate, thermally conductive cutting plate, connection telescopic shaft, the second magnetic patch, connects extension spring, Middle many heat-conducting plates are uniformly longitudinally mounted on cutting plate mounting groove lower end；There are many upside of heat-conducting plate is laterally homogeneously installed Thermally conductive cutting plate；Symmetrically there are two connect extension spring for installation between two adjacent thermally conductive cutting plates；Two connections stretch Spring is located at the two sides of thermally conductive cutting plate；It is flexible that four connections are separately installed between two adjacent thermally conductive cutting plates Axis；Four connection telescopic shafts are located at four corners of thermally conductive cutting plate；Thermally conductive cutting plate and cutting plate mounting groove cooperate；Institute There is the side in thermally conductive cutting plate close to a thermally conductive cutting plate of driving gear side that the second magnetic patch is installed；Second magnetic patch with The cooperation of first magnetic patch.
As the further improvement of this technology, above-mentioned connection telescopic shaft includes connection telescopic shaft interior bar, connects outside telescopic shaft Set, wherein connection telescopic shaft interior bar is connected with one of them thermally conductive cutting plate in corresponding two adjacent thermally conductive cutting plates；Even Flexible outer shaft sleeve is connect to connect with another thermally conductive cutting plate in corresponding two adjacent thermally conductive cutting plates.
Guide block and the second guiding shell as the further improvement of this technology, in above-mentioned first guiding shell in the initial state Interior guide block is located at one end close to each other in the first guiding shell and the second guiding shell.
As the further improvement of this technology, the above-mentioned wheel of sliding tooth in the initial state is rotated in 30 degree of rear drive gears Driving teeth start to engage with rack gear；It is just taken off when sliding tooth wheel rotates the driving teeth in 350 degree of rear drive gears with rack gear It opens.
It is above-mentioned when electric arc triggering spanner is just contacted with electric arc triggering block as the further improvement of this technology, limit Restriction protrusion on wheel is just moved to the other side from the side of limited block, and limited block plays limit work to position-limited wheel at this time With.
It is above-mentioned to be contacted with electric arc triggering block when electric arc triggers spanner from starting to swing to as the further improvement of this technology During；Driving gear just rotates 360 degree.
As the further improvement of this technology, the magnetism on above-mentioned first magnetic patch and the second magnetic patch is opposite.
Relative to traditional power circuit breaker technology, in the present invention, the movement of thermally conductive cutting plate can connected circuit Or it is rapidly exported in closing course in the electric arc that electric arc triggers generation high temperature high fever between spanner and electric arc triggering block.
Electric arc triggering block is mounted on one end in spanner slot far from gear mounting groove in the present invention；It installs one end of drive shaft In gear mounting groove；The other end of drive shaft passes through limit shaft hole and is located in limit circular groove；Electric arc triggers one end peace of spanner Dress on the driving shaft, and is located in spanner slot；Electric arc triggers the other end of spanner and electric arc triggering block cooperates；Driving bevel gear peace It fills on the driving shaft, and driving bevel gear is located in gear mounting groove；Restriction protrusion is installed on the periphery of position-limited wheel；Limit Wheel is installed on the driving shaft, and position-limited wheel is located in limit circular groove；Limited block is mounted in limiting slot, and limited block and limiting slot Between limit spring is installed；Restriction protrusion on limited block and position-limited wheel cooperates；Limit between position-limited wheel and limit axis hole Scroll spring is installed in circular groove；On the driving shaft, the outer end of scroll spring is mounted on limit circle for the inner end installation of scroll spring On the disc of slot；One end of 5th shaft is mounted in gear installation cavity on the end face of spanner slot side；Second bevel gear It is mounted on the other end of the 5th shaft；Second bevel gear is engaged with driving bevel gear；The upper end of 6th shaft is mounted on gear peace On the upper side behaveing affectedly；First bevel gear is mounted in the 6th shaft；First bevel gear is engaged with second bevel gear；Arc teeth Plate is mounted on the lower end of the 6th shaft；First guiding shell is mounted on the upper side of gear installation cavity；It is logical on the inside of first guiding shell That crosses guide pad and guide groove is fitted with a guide block；One compression is installed between guide block and the first guiding shell medial surface Spring；The upper end of 4th shaft is mounted on the guide block installed in the first guiding shell；The lower end of 4th shaft is equipped with the 4th Gear；4th gear and arc-shaped gear dental lamina cooperate；The upper end of third shaft is mounted on the upper side of gear installation cavity；Third tooth Wheel is mounted on the lower end of third shaft；Third gear and the 4th gear cooperate；The upper end of second shaft is mounted on gear installation cavity Upper side on；Second gear is mounted on the lower end of the second shaft；Second gear is engaged with third gear；The installation of second guiding shell On the upper side of gear installation cavity；A guide block is fitted with by guide pad and guide groove on the inside of second guiding shell； One compressed spring is installed between guide block and the second guiding shell medial surface；The upper end of 7th shaft is mounted in the first guiding shell On the guide block installed；The lower end of 7th shaft is equipped with the 6th gear；6th gear and arc-shaped gear dental lamina cooperate；9th shaft Upper end be mounted on the upper side of gear installation cavity；7th gear is mounted on the lower end of the 9th shaft；7th gear and the 6th Gear cooperation；The upper end of eight revolution axis is mounted on the upper side of gear installation cavity；Eighth gear is mounted under eight revolution axis End；Eighth gear is engaged with the 7th gear and second gear respectively；The upper end of first rotating shaft is mounted on the upside of gear installation cavity On face；First gear is mounted in first rotating shaft；First gear is engaged with second gear；Driving has driving on gear periphery Teeth；Driving gear is mounted on first rotating shaft lower end；First support is mounted in the first guide groove；Rack gear is mounted on the first support On；Rack gear and driving gear cooperation；One end of first magnetic patch is mounted on the downside of rack gear by link block；Many heat-conducting plates are longitudinal It is uniformly mounted to cutting plate mounting groove lower end；It laterally homogeneously installs there are many thermally conductive cutting plate the upside of heat-conducting plate；It is adjacent Two thermally conductive cutting plates between symmetrically installation there are two connect extension spring；Two connection extension springs are located at thermally conductive The two sides of cutting plate；Four connection telescopic shafts are separately installed between two adjacent thermally conductive cutting plates；Four connection telescopic shafts It is located at four corners of thermally conductive cutting plate；Thermally conductive cutting plate and cutting plate mounting groove cooperate；It is leaned in all thermally conductive cutting plates The side of one thermally conductive cutting plate of nearly driving gear side is equipped with the second magnetic patch；Second magnetic patch and the first magnetic patch cooperate.This Telescopic shaft interior bar is connected in invention to connect with one of them thermally conductive cutting plate in corresponding two adjacent thermally conductive cutting plates；Connection Flexible outer shaft sleeve is connected with another thermally conductive cutting plate in corresponding two adjacent thermally conductive cutting plates.In the initial state first The guide block in guide block and the second guiding shell in guiding shell is located at close to each other in the first guiding shell and the second guiding shell One end.The driving teeth that sliding tooth wheel rotates in 30 degree of rear drive gears in the initial state start to engage with rack gear；Work as driving The driving teeth that gear rotates in 350 degree of rear drive gears are just disengaged with rack gear.People are in the open circuit designed using the present invention Device, during closing electric arc triggering spanner, electric arc triggering wrench swing just will drive drive shaft turns；One side of drive shaft turns Face drives position-limited wheel rotation, and the rotation of another aspect driving wheel drives driving bevel gear rotation；Driving bevel gear rotation drives first Bevel gear rotation；First bevel gear rotation drives the rotation of the 6th shaft；The rotation of 6th shaft drives arc-shaped gear dental lamina to swing；Arc The rotation of teeth plate drives the rotation of the 4th gear；The rotation of 4th gear drives the rotation of third gear；The rotation of third gear drives second Gear rotation；Second gear rotation drives first gear rotation；First gear rotation drives the rotation of sliding tooth wheel；In the present invention The driving teeth that sliding tooth wheel rotates 30 degree of rear drive gear upper ends under original state start to engage with rack gear；It is pulled in electric arc triggering When the rotation of hand-motion sliding tooth wheel soon reaches 30 degree, electric arc is generated between electric arc triggering wrench and electric arc triggering block；Electric arc touching The electric arc generated between hair wrench and electric arc triggering block will be moved in cutting plate mounting groove by electric arc guide groove and be equipped with The side of thermally conductive cutting plate；It will be in the heat transfer on electric arc to thermally conductive cutting plate；Driving gear is driven in electric arc triggering spanner After 30 degree of rotation, it is mobile that driving gear will drive rack gear；Rack gear is mobile to drive the first magnetic patch mobile；First magnetic patch passes through magnetic recording tape Dynamic second magnetic patch is mobile；Second magnetic patch is mobile to drive thermally conductive cutting plate mobile；So that thermally conductive cutting plate scatters；In thermally conductive cutting plate During scattering, on the one hand by thermally conductive cutting plate, the mobile air driven flows to absorb one in cutting plate mounting groove Divide the heat on thermally conductive cutting plate, on the other hand thermally conductive cutting plate is during scattering by another part on thermally conductive cutting plate In heat transfer to the heat-conducting plate being located on the downside of it；Another part heat is absorbed by heat-conducting plate；When thermally conductive cutting plate dissipates completely Gear is driven just to rotate 350 degree when opening；Due to rotating driving teeth and rack gear in 350 degree of rear drive gears when sliding tooth wheel Just disengage；So all thermally conductive cutting plates will restore under the action of connection extension spring between thermally conductive cutting plate Onto original position；The second magnetic patch drives the first magnetic patch to be restored on original position by magnetism simultaneously；Hereafter sliding tooth Wheel continues to rotate, and the restriction protrusion on position-limited wheel will squeeze limited block during rotation；So that limited block is moved to limit In slot；When sliding tooth wheel rotates 360 degree；Restriction protrusion on position-limited wheel is just moved to the other side of limited block；And it limits Block is restored on original position under the action of limit spring；Due to being equipped with scrollwork bullet between drive shaft and limit circular groove Spring；So scroll spring can give one restoring force of drive shaft at this time；I.e. scroll spring gives restriction protrusion one restoring force；But at this time Position-limiting action is played to restriction protrusion by limited block；I.e. electric arc triggering spanner is permanently connected to electric arc triggering block；It can be just Often power supply；It is separated when electric arc will be triggered spanner when power is off by people with electric protection triggering block；The wrench pendulum of electric arc triggering at this time It is dynamic just to will drive drive shaft turns；On the one hand drive shaft turns drive position-limited wheel rotation, position-limited wheel rotation will make position-limited wheel On restriction protrusion squeeze limited block；So that limited block is moved in limiting slot；The rotation of another aspect driving wheel drives driving cone Gear rotation；Driving bevel gear rotation drives first bevel gear rotation；First bevel gear rotation drives the rotation of the 6th shaft；6th Shaft rotation drives arc-shaped gear dental lamina to swing；Arc teeth, which are swung, drives the rotation of the 6th gear；The rotation of 6th gear drives the 7th Gear rotation；The rotation of 7th gear drives eighth gear rotation；Eighth gear rotation drives second gear rotation；Second gear turns It is dynamic to drive first gear rotation；First gear rotation drives the rotation of sliding tooth wheel；Gear is driven in the present invention in the initial state The driving teeth of 30 degree of rear drive gear upper ends of rotation start to engage with rack gear；The rotation of sliding tooth wheel is driven in electric arc triggering spanner When soon reaching 30 degree, electric arc is generated between electric arc triggering wrench and electric arc triggering block；Electric arc triggers wrench and electric arc triggering block Between the electric arc that generates by electric arc guide groove will be moved to the side that thermally conductive cutting plate is equipped in cutting plate mounting groove；It will In heat transfer to thermally conductive cutting plate on electric arc；After electric arc triggering spanner drives sliding tooth wheel to rotate 30 degree, gear is driven It is mobile to will drive rack gear；Rack gear is mobile to drive the first magnetic patch mobile；First magnetic patch drives the second magnetic patch mobile by magnetic；Second Magnetic patch is mobile to drive thermally conductive cutting plate mobile；So that thermally conductive cutting plate scatters；During thermally conductive cutting plate scatters, on the one hand By thermally conductive cutting plate, the mobile air driven flows to absorb the heat on a part of thermally conductive cutting plate in cutting plate mounting groove Amount, the thermally conductive cutting plate of another aspect is during scattering by another part heat transfer on thermally conductive cutting plate under it On the heat-conducting plate of side；Another part heat is absorbed by heat-conducting plate；Gear is driven just to turn when thermally conductive cutting plate scatters completely It is 350 degree dynamic；Due to just being disengaged when sliding tooth wheel rotates the driving teeth in 350 degree of rear drive gears with rack gear；So leading Under the action of connection extension spring between thermal cutting plate, all thermally conductive cutting plates are returned on original position；Together When the second magnetic patch by magnetism drive the first magnetic patch be restored on original position；This rear drive gear continues to rotate, and finally returns Onto original position.It is mounted on the guide block on the inside of the second guiding shell due to the 6th gear by the 7th shaft in the present invention； A compressed spring is installed between the guide block and the second guiding shell medial surface being mounted on the inside of the second guiding shell；In original state The guide block in guide block and the second guiding shell in lower first guiding shell is located in the first guiding shell and the second guiding shell mutually Close one end；So arc-shaped gear dental lamina can squeeze the 6th gear to the 6th when arc-shaped gear dental lamina drives the rotation of the 4th gear One thrust of gear；The 6th gear can be along the second guiding shell to far from the first guiding under the action of arc-shaped gear dental lamina extruding force The side of shell is mobile；6th gear movement will make the 6th gear be out of gear with arc-shaped gear dental lamina and the 7th；That is arc-shaped gear The swing of dental lamina and the rotation of the 7th gear not will drive the rotation of the 6th gear；I.e. arc-shaped gear dental lamina drives the rotation of the 4th gear When, it will not be interfered between arc-shaped gear dental lamina and the 6th gear；With should arc-shaped gear dental lamina drive the 6th gear rotation when, arc Shape teeth plate can squeeze the 4th gear to one thrust of the 4th gear；The 4th gear meeting under the action of arc-shaped gear dental lamina extruding force It is moved along the first guiding shell to the side far from the second guiding shell；4th gear movement will make the 4th gear and arc-shaped gear Dental lamina and third are out of gear；I.e. the swing of arc-shaped gear dental lamina and the rotation of third gear not will drive the rotation of the 4th gear； When i.e. arc-shaped gear dental lamina drives the rotation of the 6th gear, it will not be interfered between arc-shaped gear dental lamina and the 4th gear.In the present invention Due to the action of the scroll spring, the required time is closed between electric arc triggering spanner and electric arc triggering block greater than electric arc triggering spanner The required time is opened between electric arc triggering block；So the breaker that designs of the present invention for generating small arc when being powered and In the switch for generating larger electric arc when power-off.The effect of exhausting shell is so that generating in exhausting shell on the inside of mounting shell in the present invention Draught head；Negative pressure is generated in exhausting shell；Guarantee that electric arc can be smoothly moved on thermally conductive cutting plate.
People are in the breaker designed using the present invention, and during closing electric arc triggering spanner, electric arc triggers wrench pendulum It is dynamic just to will drive drive shaft turns；On the one hand drive shaft turns drive position-limited wheel rotation, the rotation of another aspect driving wheel, which drives, drives Dynamic bevel gear rotation；Driving bevel gear rotation drives first bevel gear rotation；First bevel gear rotation drives the rotation of the 6th shaft； The rotation of 6th shaft drives arc-shaped gear dental lamina to swing；The rotation of arc-shaped gear dental lamina drives the rotation of the 4th gear；4th gear rotates band Dynamic third gear rotation；The rotation of third gear drives second gear rotation；Second gear rotation drives first gear rotation；First Gear rotation drives the rotation of sliding tooth wheel；Sliding tooth wheel rotates 30 degree of rear drive gear upper ends in the initial state in the present invention Driving teeth start to engage with rack gear；When electric arc triggering spanner drives the rotation of sliding tooth wheel soon to reach 30 degree, electric arc triggering Electric arc is generated between wrench and electric arc triggering block；The electric arc generated between electric arc triggering wrench and electric arc triggering block is led by electric arc The side that is equipped with thermally conductive cutting plate is will be moved in cutting plate mounting groove to slot；Heat transfer on electric arc is cut to thermally conductive It cuts on plate；After electric arc triggering spanner drives sliding tooth wheel to rotate 30 degree, it is mobile that driving gear will drive rack gear；Rack gear moves band Dynamic first magnetic patch is mobile；First magnetic patch drives the second magnetic patch mobile by magnetic；Second magnetic patch is mobile to drive thermally conductive cutting plate to move It is dynamic；So that thermally conductive cutting plate scatters；During thermally conductive cutting plate scatters, on the one hand pacified by thermally conductive cutting plate in cutting plate The mobile air driven flows to absorb the heat on a part of thermally conductive cutting plate in tankage, and on the other hand thermally conductive cutting plate is dissipating It will be in another part heat transfer on thermally conductive cutting plate to the heat-conducting plate being located on the downside of it during opening；It is inhaled by heat-conducting plate Receive another part heat；Gear is driven just to rotate 350 degree when thermally conductive cutting plate scatters completely；Due to being rotated when sliding tooth wheel Driving teeth in 350 degree of rear drive gears are just disengaged with rack gear；So the connection extension spring between thermally conductive cutting plate Under the action of, all thermally conductive cutting plates return on original position；The second magnetic patch drives first by magnetic simultaneously Magnetic patch is restored on original position；This rear drive gear continues to rotate, and the restriction protrusion on position-limited wheel is just during rotation Limited block can be squeezed；So that limited block is moved in limiting slot；When sliding tooth wheel rotates 360 degree；Limit on position-limited wheel is prominent Play the other side for being just moved to limited block；And limited block is restored on original position under the action of limit spring；Due to Scroll spring is installed between drive shaft and limit circular groove；So scroll spring can give one restoring force of drive shaft at this time；That is whirlpool Coil spring gives restriction protrusion one restoring force；But position-limiting action is played to restriction protrusion by limited block at this time；I.e. electric arc triggers Spanner is permanently connected to electric arc triggering block；It can normal power supply；When electric arc will be triggered spanner and electricity when power is off by people Triggering block is protected to separate；The wrench swing of electric arc triggering at this time just will drive drive shaft turns；On the one hand drive shaft turns drive limit Position wheel rotation, position-limited wheel rotation will make the restriction protrusion on position-limited wheel squeeze limited block；So that limited block is moved to limit In slot；The rotation of another aspect driving wheel drives driving bevel gear rotation；Driving bevel gear rotation drives first bevel gear rotation；The The rotation of one bevel gear drives the rotation of the 6th shaft；The rotation of 6th shaft drives arc-shaped gear dental lamina to swing；Arc teeth, which are swung, to be driven The rotation of 6th gear；The rotation of 6th gear drives the rotation of the 7th gear；The rotation of 7th gear drives eighth gear rotation；Octadentate Wheel rotation drives second gear rotation；Second gear rotation drives first gear rotation；First gear rotation drives driving gear Rotation；The driving teeth that sliding tooth wheel rotates 30 degree of rear drive gear upper ends in the initial state in the present invention start to nibble with rack gear It closes；When electric arc triggering spanner drives the rotation of sliding tooth wheel soon to reach 30 degree, electric arc is triggered between wrench and electric arc triggering block Generate electric arc；The electric arc generated between electric arc triggering wrench and electric arc triggering block will be moved to cutting plate by electric arc guide groove The side of thermally conductive cutting plate is installed in mounting groove；It will be in the heat transfer on electric arc to thermally conductive cutting plate；It is pulled in electric arc triggering After hand-motion sliding tooth wheel rotates 30 degree, it is mobile that driving gear will drive rack gear；Rack gear is mobile to drive the first magnetic patch mobile；First Magnetic patch drives the second magnetic patch mobile by magnetic；Second magnetic patch is mobile to drive thermally conductive cutting plate mobile；So that thermally conductive cutting plate dissipates It opens；During thermally conductive cutting plate scatters, on the one hand pass through thermally conductive cutting plate mobile sky driven in cutting plate mounting groove Flow of air absorbs the heat on a part of thermally conductive cutting plate, and on the other hand thermally conductive cutting plate is cut during scattering by thermally conductive It cuts in another part heat transfer to the heat-conducting plate being located on the downside of it on plate；Another part heat is absorbed by heat-conducting plate；When Gear is driven just to rotate 350 degree when thermally conductive cutting plate scatters completely；Due to being rotated in 350 degree of rear drive gears when sliding tooth wheel Driving teeth just disengaged with rack gear；So all leads under the action of connection extension spring between thermally conductive cutting plate Thermal cutting plate returns on original position；The second magnetic patch drives the first magnetic patch to be restored to original position by magnetism simultaneously It sets；This rear drive gear continues to rotate, and eventually passes back on original position.
Detailed description of the invention
Fig. 1 is global facility distribution schematic diagram.
Fig. 2 is global facility schematic diagram of internal structure.
Fig. 3 is global facility internal structure distribution schematic diagram.
Fig. 4 is global facility cross-sectional plane schematic diagram.
Fig. 5 is global facility schematic cross-sectional view.
Fig. 6 is mounting shell structural schematic diagram.
Fig. 7 is mounting shell schematic cross-sectional view.
Fig. 8 is spanner slot structure schematic diagram.
Fig. 9 is global facility internal structure scheme of installation.
Figure 10 is trigger mechanism structural schematic diagram.
Figure 11 is trigger mechanism scheme of installation.
Figure 12 is schematic diagram of transmission mechanism.
Figure 13 is transmission mechanism scheme of installation.
Figure 14 is driving gear structure schematic diagram.
Figure 15 is rack gear and driving gear cooperation schematic diagram.
Figure 16 is rack gear scheme of installation.
Figure 17 is thermally conductive cutting plate distribution schematic diagram.
Figure 18 is thermally conductive cutting plate connection schematic diagram.
Figure 19 is connection telescopic shaft structural schematic diagram.
Figure 20 is guide block operation principle schematic diagram.
Figure label title: 1, mounting shell；2, gear is driven；3, heat-conducting plate；4, electric arc triggers spanner；5, first rotating shaft； 6, the second shaft；7, third shaft；8, the first guiding shell；9, the 4th shaft；10, the 5th shaft；11, electric arc triggering block；12, One magnetic patch；13, the second magnetic patch；14, thermally conductive cutting plate；15, bolt；17, the 6th shaft；18, exhausting shell；19, second gear； 20, third gear；21, the 4th gear；22, first bevel gear；23, second bevel gear；24, arc-shaped gear dental lamina；25, rack gear；26, Link block；27, the first support；28, first gear；29, the 7th shaft；30, the second guiding shell；31, eight revolution axis；35, the 6th Gear；36, the 7th gear；37, eighth gear；38, gear mounting groove；39, circular groove is limited；40, the first guide groove；41, gear is pacified It behave affectedly；42, electric arc guide groove；44, cutting plate mounting groove；45, air holes；46, spanner slot；47, axis hole is limited；53, limiting slot； 60, driving bevel gear；61, drive shaft；62, scroll spring；63, restriction protrusion；64, limited block；65, limit spring；66, it leads Block；68, compressed spring；69, teeth are driven；77, telescopic shaft is connected；78, extension spring is connected；79, telescopic shaft interior bar is connected； 80, flexible outer shaft sleeve is connected；81, the 9th shaft；82, transmission mechanism；83, heat-absorbing body；84, trigger mechanism；85, driving machine Structure.
Specific embodiment
As shown in Fig. 1,2,4, it includes transmission mechanism 82, heat-absorbing body 83, trigger mechanism 84, driving mechanism 85, installation Shell 1, limit circular groove 39, exhausting shell 18, the first guide groove 40, gear installation cavity 41, electric arc guide groove 42, is cut gear mounting groove 38 Plate mounting groove 44, spanner slot 46, air holes 45, limit axis hole 47, limiting slot 53 are cut, wherein as shown in figure 8, mounting shell 1 one end Upper side is provided with spanner slot 46；The side of spanner slot 46 has limit axis hole 47 and gear mounting groove 38；Limit axis hole 47 Side is provided with limit circular groove 39；It limits and is provided with limiting slot 53 on the disc of circular groove 39；The downside of spanner slot 46 is provided with arc Electric arc guide groove 42；As shown in fig. 6, the inside of mounting shell 1 is provided with gear installation cavity 41；Close to spanner slot in gear installation cavity 41 46 one end is communicated with gear mounting groove 38；The first guide groove 40 is provided on the side of gear installation cavity 41；It is provided with and cuts in mounting shell 1 Cut plate mounting groove 44；As shown in fig. 7, cutting plate mounting groove 44 is located at 38 downside of gear mounting groove；Cutting plate mounting groove 44 and electricity Arc guide groove 42 communicates；There are many equally distributed air holes 45 on the downside of cutting plate mounting groove 44；Exhausting shell 18 is installed In the downside of mounting shell 1；The upside of exhausting shell 18 is communicated with the air holes 45 on mounting shell 1；The two sides of exhausting shell 18 and extraneous phase It is logical；As shown in figure 5, trigger mechanism 84, transmission mechanism 82, driving mechanism 85 and heat-absorbing body 83 are separately mounted in mounting shell 1, And it cooperates between trigger mechanism 84, transmission mechanism 82, driving mechanism 85 and heat-absorbing body 83.
As shown in Figure 10, above-mentioned trigger mechanism 84 include electric arc triggering spanner 4, electric arc triggering block 11, driving bevel gear 60, Drive shaft 61, scroll spring 62, restriction protrusion 63, limited block 64, limit spring 65, position-limited wheel, wherein as shown in figure 3, electric arc Triggering block 11 is mounted on one end in spanner slot 46 far from gear mounting groove 38；One end of drive shaft 61 is mounted on gear mounting groove In 38；The other end of drive shaft 61 passes through limit axis hole 47 and is located in limit circular groove 39；One end of electric arc triggering spanner 4 is mounted on In drive shaft 61, and it is located in spanner slot 46；Electric arc triggers the other end of spanner 4 and electric arc triggering block 11 cooperates；Such as Figure 11 institute Show, driving bevel gear 60 is mounted in drive shaft 61, and driving bevel gear 60 is located in gear mounting groove 38；The outer circle of position-limited wheel Restriction protrusion 63 is installed on face；Position-limited wheel is mounted in drive shaft 61, and position-limited wheel is located in limit circular groove 39；Limited block 64 It is mounted in limiting slot 53, and limit spring 65 is installed between limited block 64 and limiting slot 53；On limited block 64 and position-limited wheel Restriction protrusion 63 cooperate；Scroll spring 62 is installed in limit circular groove 39 between position-limited wheel and limit axis hole 47；Scrollwork bullet The inner end of spring 62 is mounted in drive shaft 61, and the outer end of scroll spring 62 is mounted on the disc of limit circular groove 39.
As shown in figure 13, above-mentioned transmission mechanism 82 includes first rotating shaft 5, the second shaft 6, third shaft 7, the first guiding shell 8, the 4th shaft 9, the 5th shaft 10, the 7th shaft 29, the second guiding shell 30, eight revolution axis 31, driving gear 2, second gear 19, third gear 20, the 4th gear 21, first bevel gear 22, second bevel gear 23, arc-shaped gear dental lamina 24, the 6th gear 35, Seven gears 36, eighth gear 37, guide block 66, compressed spring 68, first gear 28, the 9th shaft 81, the 6th shaft 17, sliding tooth Tooth 69, wherein as shown in figure 3, one end of the 5th shaft 10 is mounted on the end face in gear installation cavity 41 close to 46 side of spanner slot On；Second bevel gear 23 is mounted on the other end of the 5th shaft 10；Second bevel gear 23 is engaged with driving bevel gear 60；6th turn The upper end of axis 17 is mounted on the upper side of gear installation cavity 41；First bevel gear 22 is mounted in the 6th shaft 17；Such as Figure 12 Shown, first bevel gear 22 is engaged with second bevel gear 23；As shown in figure 13, arc-shaped gear dental lamina 24 is mounted on the 6th shaft 17 Lower end；First guiding shell 8 is mounted on the upper side of gear installation cavity 41；Pass through guide pad and guiding on the inside of first guiding shell 8 Slot is fitted with a guide block 66；A compressed spring 68 is installed between 8 medial surface of guide block 66 and the first guiding shell；The The upper end of four shafts 9 is mounted on the guide block 66 installed in the first guiding shell 8；The lower end of 4th shaft 9 is equipped with the 4th tooth Wheel 21；4th gear 21 cooperates with arc-shaped gear dental lamina 24；The upper end of third shaft 7 is mounted on the upper side of gear installation cavity 41 On；Third gear 20 is mounted on the lower end of third shaft 7；Third gear 20 and the 4th gear 21 cooperate；The upper end of second shaft 6 It is mounted on the upper side of gear installation cavity 41；Second gear 19 is mounted on the lower end of the second shaft 6；Second gear 19 and third Gear 20 engages；Second guiding shell 30 is mounted on the upper side of gear installation cavity 41；Pass through guiding on the inside of second guiding shell 30 Block and guide groove are fitted with a guide block 66；One compression is installed between 30 medial surface of guide block 66 and the second guiding shell Spring 68；The upper end of 7th shaft 29 is mounted on the guide block 66 installed in the first guiding shell 8；Pacify the lower end of 7th shaft 29 Equipped with the 6th gear 35；6th gear 35 cooperates with arc-shaped gear dental lamina 24；The upper end of 9th shaft 81 is mounted on gear installation cavity On 41 upper side；7th gear 36 is mounted on the lower end of the 9th shaft 81；7th gear 36 and the 6th gear 35 cooperate；8th The upper end of shaft 31 is mounted on the upper side of gear installation cavity 41；Eighth gear 37 is mounted on the lower end of eight revolution axis 31；The Octadentate wheel 37 is engaged with the 7th gear 36 and second gear 19 respectively；The upper end of first rotating shaft 5 is mounted on gear installation cavity 41 On upper side；First gear 28 is mounted in first rotating shaft 5；First gear 28 is engaged with second gear 19；As shown in figure 14, it drives There are driving teeth 69 on 2 periphery of moving gear；Driving gear 2 is mounted on 5 lower end of first rotating shaft.
As shown in figure 15, above-mentioned driving mechanism 85 includes the first magnetic patch 12, rack gear 25, the support of link block 26, first 27, In the first support 27 be mounted in the first guide groove 40；Rack gear 25 is mounted in the first support 27；Rack gear 25 is matched with driving gear 2 It closes；As shown in figure 16, one end of the first magnetic patch 12 is mounted on the downside of rack gear 25 by link block 26.
As shown in figure 9, above-mentioned heat-absorbing body 83 includes heat-conducting plate 3, thermally conductive cutting plate 14, connection telescopic shaft 77, the second magnetic Block 13, connection extension spring 78, wherein as shown in figure 16, many heat-conducting plates 3 are uniformly longitudinally mounted on cutting plate mounting groove 44 Lower end；As shown in figure 17, the upside of heat-conducting plate 3 is laterally homogeneously installed there are many thermally conductive cutting plate 14；Adjacent two are thermally conductive Symmetrically there are two connect extension spring 78 for installation between cutting plate 14；As shown in figure 18, two connection extension spring 78 difference Positioned at the two sides of thermally conductive cutting plate 14；Four connection telescopic shafts 77 are separately installed between two adjacent thermally conductive cutting plates 14； Four connection telescopic shafts 77 are located at four corners of thermally conductive cutting plate 14；Thermally conductive cutting plate 14 is matched with cutting plate mounting groove 44 It closes；Side in all thermally conductive cutting plates 14 close to a thermally conductive cutting plate 14 of driving 2 side of gear is equipped with the second magnetic patch 13；Second magnetic patch 13 and the first magnetic patch 12 cooperate.
As shown in figure 19, above-mentioned connection telescopic shaft 77 includes connection telescopic shaft interior bar 79, connects flexible outer shaft sleeve 80, wherein Telescopic shaft interior bar 79 is connected to connect with one of them thermally conductive cutting plate 14 in corresponding two adjacent thermally conductive cutting plates 14；Connection Flexible outer shaft sleeve 80 is connected with another thermally conductive cutting plate 14 in corresponding two adjacent thermally conductive cutting plates 14.
Guide block 66 in above-mentioned first guiding shell 8 in the initial state is located at the guide block 66 in the second guiding shell 30 One end close to each other in first guiding shell 8 and the second guiding shell 30.
The driving teeth 69 that the above-mentioned gear 2 of driving in the initial state rotates in 30 degree of rear drive gears 2 are opened with rack gear 25 Begin to engage；It is just disengaged when driving gear 2 rotates the driving teeth 69 in 350 degree of rear drive gears 2 with rack gear 25.
It is above-mentioned when electric arc triggering spanner 4 and electric arc triggering block 11 just contact, the restriction protrusion 63 on position-limited wheel is just It is moved to the other side from the side of limited block 64, and limited block 64 plays position-limiting action to position-limited wheel at this time.
It is above-mentioned when electric arc triggers spanner 4 during start to swing to and contact with electric arc triggering block 11；Drive gear 2 just It improves 360 degree dynamic.
Magnetism on above-mentioned first magnetic patch 12 and the second magnetic patch 13 is opposite.
In summary:
In the present invention, the movement of thermally conductive cutting plate 14 can pull circuit in connection or closing course in electric arc triggering The electric arc that high temperature high fever is generated between hand 4 and electric arc triggering block 11 rapidly exports.
Electric arc triggering block 11 is mounted on one end in spanner slot 46 far from gear mounting groove 38 in the present invention；Drive shaft 61 One end is mounted in gear mounting groove 38；The other end of drive shaft 61 passes through limit axis hole 47 and is located in limit circular groove 39；Electric arc One end of triggering spanner 4 is mounted in drive shaft 61, and is located in spanner slot 46；The other end and electric arc of electric arc triggering spanner 4 Triggering block 11 cooperates；Driving bevel gear 60 is mounted in drive shaft 61, and driving bevel gear 60 is located in gear mounting groove 38；Limit Restriction protrusion 63 is installed on the periphery of position wheel；Position-limited wheel is mounted in drive shaft 61, and position-limited wheel is located at limit circular groove 39 It is interior；Limited block 64 is mounted in limiting slot 53, and limit spring 65 is equipped between limited block 64 and limiting slot 53；Limited block 64 Cooperate with the restriction protrusion 63 on position-limited wheel；Scroll spring is installed in limit circular groove 39 between position-limited wheel and limit axis hole 47 62；The inner end of scroll spring 62 is mounted in drive shaft 61, and the outer end of scroll spring 62 is mounted on the disc of limit circular groove 39； One end of 5th shaft 10 is mounted in gear installation cavity 41 on the end face of 46 side of spanner slot；Second bevel gear 23 is installed In the other end of the 5th shaft 10；Second bevel gear 23 is engaged with driving bevel gear 60；The upper end of 6th shaft 17 is mounted on tooth On the upper side for taking turns installation cavity 41；First bevel gear 22 is mounted in the 6th shaft 17；First bevel gear 22 and second bevel gear 23 engagements；Arc-shaped gear dental lamina 24 is mounted on the lower end of the 6th shaft 17；First guiding shell 8 is mounted on the upside of gear installation cavity 41 On face；A guide block 66 is fitted with by guide pad and guide groove on the inside of first guiding shell 8；Guide block 66 and the first guiding One compressed spring 68 is installed between 8 medial surface of shell；The upper end of 4th shaft 9, which is mounted on, is installed in the first guiding shell 8 On guide block 66；The lower end of 4th shaft 9 is equipped with the 4th gear 21；4th gear 21 cooperates with arc-shaped gear dental lamina 24；Third turns The upper end of axis 7 is mounted on the upper side of gear installation cavity 41；Third gear 20 is mounted on the lower end of third shaft 7；Third tooth Wheel 20 and the 4th gear 21 cooperate；The upper end of second shaft 6 is mounted on the upper side of gear installation cavity 41；Second gear 19 is pacified Mounted in the lower end of the second shaft 6；Second gear 19 is engaged with third gear 20；Second guiding shell 30 is mounted on gear installation cavity 41 Upper side on；A guide block 66 is fitted with by guide pad and guide groove on the inside of second guiding shell 30；Guide block 66 with One compressed spring 68 is installed between second guiding shell, 30 medial surface；The upper end of 7th shaft 29 is mounted on the first guiding shell 8 On interior installed guide block 66；The lower end of 7th shaft 29 is equipped with the 6th gear 35；6th gear 35 and arc-shaped gear dental lamina 24 Cooperation；The upper end of 9th shaft 81 is mounted on the upper side of gear installation cavity 41；7th gear 36 is mounted on the 9th shaft 81 Lower end；7th gear 36 and the 6th gear 35 cooperate；The upper end of eight revolution axis 31 is mounted on the upper side of gear installation cavity 41 On；Eighth gear 37 is mounted on the lower end of eight revolution axis 31；Eighth gear 37 is nibbled with the 7th gear 36 and second gear 19 respectively It closes；The upper end of first rotating shaft 5 is mounted on the upper side of gear installation cavity 41；First gear 28 is mounted in first rotating shaft 5；The One gear 28 is engaged with second gear 19；Driving on 2 periphery of gear has driving teeth 69；Driving gear 2 is mounted on first 5 lower end of shaft；First support 27 is mounted in the first guide groove 40；Rack gear 25 is mounted in the first support 27；Rack gear 25 and driving Gear 2 cooperates；One end of first magnetic patch 12 is mounted on the downside of rack gear 25 by link block 26；Many heat-conducting plates 3 are longitudinal uniformly Ground is mounted on 44 lower end of cutting plate mounting groove；It laterally homogeneously installs there are many thermally conductive cutting plate 14 upside of heat-conducting plate 3；It is adjacent Two thermally conductive cutting plates 14 between symmetrically installation there are two connect extension spring 78；Two connection extension springs 78 distinguish position In the two sides of thermally conductive cutting plate 14；Four connection telescopic shafts 77 are separately installed between two adjacent thermally conductive cutting plates 14；Four A connection telescopic shaft 77 is located at four corners of thermally conductive cutting plate 14；Thermally conductive cutting plate 14 is matched with cutting plate mounting groove 44 It closes；Side in all thermally conductive cutting plates 14 close to a thermally conductive cutting plate 14 of driving 2 side of gear is equipped with the second magnetic patch 13；Second magnetic patch 13 and the first magnetic patch 12 cooperate.Telescopic shaft interior bar 79 is connected in the present invention two adjacent thermally conductive to cut with corresponding One of them the thermally conductive cutting plate 14 cut in plate 14 connects；Connect flexible outer shaft sleeve 80 and corresponding two adjacent thermally conductive cutting plates Another thermally conductive cutting plate 14 in 14 connects.Guide block 66 and the second guiding shell 30 in first guiding shell 8 in the initial state Interior guide block 66 is located at one end close to each other in the first guiding shell 8 and the second guiding shell 30.It drives in the initial state The driving teeth 69 that gear 2 rotates in 30 degree of rear drive gears 2 start to engage with rack gear 25；After driving gear 2 to rotate 350 degree Driving teeth 69 on driving gear 2 are just disengaged with rack gear 25.People are using the breaker that designs of the present invention, when closing electricity During arc triggers spanner 4, electric arc triggering wrench swing just will drive the rotation of drive shaft 61；On the one hand the rotation of drive shaft 61 drives Position-limited wheel rotation, the rotation of another aspect driving wheel drive driving bevel gear 60 to rotate；The rotation of driving bevel gear 60 drives the first cone Gear 22 rotates；The rotation of first bevel gear 22 drives the rotation of the 6th shaft 17；The rotation of 6th shaft 17 drives arc-shaped gear dental lamina 24 It swings；The rotation of arc-shaped gear dental lamina 24 drives the rotation of the 4th gear 21；The rotation of 4th gear 21 drives third gear 20 to rotate；Third The rotation of gear 20 drives second gear 19 to rotate；The rotation of second gear 19 drives first gear 28 to rotate；First gear 28 rotates Driving gear 2 is driven to rotate；Gear 2 is driven to rotate the driving of 30 degree of 2 upper ends of rear drive gear in the present invention in the initial state Teeth 69 start to engage with rack gear 25；When electric arc triggering spanner 4 drives the driving rotation of gear 2 soon to reach 30 degree, electric arc touching Electric arc is generated between hair wrench and electric arc triggering block 11；The electric arc generated between electric arc triggering wrench and electric arc triggering block 11 passes through Electric arc guide groove 42 will be moved to the side that thermally conductive cutting plate 14 is equipped in cutting plate mounting groove 44；By the heat on electric arc It is transmitted on thermally conductive cutting plate 14；After electric arc triggering spanner 4 drives driving gear 2 to rotate 30 degree, driving gear 2 will drive tooth Item 25 is mobile；Rack gear 25 is mobile to drive the first magnetic patch 12 mobile；First magnetic patch 12 drives the second magnetic patch 13 mobile by magnetic；The Two magnetic patch 13 are mobile to drive thermally conductive cutting plate 14 mobile；So that thermally conductive cutting plate 14 scatters；In the mistake that thermally conductive cutting plate 14 scatters Cheng Zhong, on the one hand by thermally conductive cutting plate 14, the mobile air flowing driven is led in cutting plate mounting groove 44 to absorb a part Heat on thermal cutting plate 14, on the other hand thermally conductive cutting plate 14 is during scattering by another portion on thermally conductive cutting plate 14 Divide in heat transfer to the heat-conducting plate 3 being located on the downside of it；Another part heat is absorbed by heat-conducting plate 3；When thermally conductive cutting plate 14 Gear 2 is driven just to rotate 350 degree when scattering completely；Due to rotating the driving in 350 degree of rear drive gears 2 when driving gear 2 Teeth 69 are just disengaged with rack gear 25；So under the action of connection extension spring 78 between thermally conductive cutting plate 14, it is all Thermally conductive cutting plate 14 returns on original position；The second magnetic patch 13 drives the first magnetic patch 12 to be restored to by magnetic simultaneously On position originally；This rear drive gear 2 continues to rotate, and the restriction protrusion 63 on position-limited wheel will squeeze limit during rotation Position block 64；So that limited block 64 is moved in limiting slot 53；When driving gear 2 to rotate 360 degree；Restriction protrusion on position-limited wheel 63 are just moved to the other side of limited block 64；And limited block 64 is restored to original position under the action of limit spring 65 On；Due to being equipped with scroll spring 62 between drive shaft 61 and limit circular groove 39；So scroll spring 62 can be to drive shaft at this time 61 1 restoring forces；I.e. scroll spring 62 gives 63 1 restoring forces of restriction protrusion；But at this time by limited block 64 to restriction protrusion 63 play position-limiting action；I.e. electric arc triggering spanner 4 is permanently connected to electric arc triggering block 11；It can normal power supply；When people exist Electric arc spanner 4 will be triggered when power-off to separate with electric protection triggering block；The wrench swing of electric arc triggering at this time just will drive driving Axis 61 rotates；On the one hand the rotation of drive shaft 61 drives position-limited wheel rotation, position-limited wheel rotation will make the limit on position-limited wheel prominent It plays 63 and squeezes limited block 64；So that limited block 64 is moved in limiting slot 53；The rotation of another aspect driving wheel drives driving cone tooth 60 rotation of wheel；The rotation of driving bevel gear 60 drives first bevel gear 22 to rotate；The rotation of first bevel gear 22 drives the 6th shaft 17 Rotation；The rotation of 6th shaft 17 drives arc-shaped gear dental lamina 24 to swing；Arc teeth, which are swung, drives the rotation of the 6th gear 35；6th tooth 35 rotation of wheel drives the rotation of the 7th gear 36；The rotation of 7th gear 36 drives eighth gear 37 to rotate；Eighth gear 37 rotates band Dynamic second gear 19 rotates；The rotation of second gear 19 drives first gear 28 to rotate；The rotation of first gear 28 drives driving gear 2 Rotation；Gear 2 is driven to rotate the driving teeth 69 and rack gear 25 of 30 degree of 2 upper ends of rear drive gear in the present invention in the initial state Start to engage；When electric arc triggering spanner 4 drives the driving rotation of gear 2 soon to reach 30 degree, electric arc triggers wrench and electric arc touches Electric arc is generated between hair block 11；The electric arc generated between electric arc triggering wrench and electric arc triggering block 11 passes through electric arc guide groove 42 just It can be moved in cutting plate mounting groove 44 and the side of thermally conductive cutting plate 14 is installed；By the heat transfer on electric arc to thermally conductive cutting On plate 14；After electric arc triggering spanner 4 drives driving gear 2 to rotate 30 degree, it is mobile that driving gear 2 will drive rack gear 25；Rack gear 25 the first magnetic patch 12 of mobile drive are mobile；First magnetic patch 12 drives the second magnetic patch 13 mobile by magnetic；Second magnetic patch 13 is mobile Drive thermally conductive cutting plate 14 mobile；So that thermally conductive cutting plate 14 scatters；It is on the one hand logical during thermally conductive cutting plate 14 scatters Thermally conductive cutting plate 14 mobile air driven in cutting plate mounting groove 44 is crossed to flow to absorb on a part of thermally conductive cutting plate 14 Heat, on the other hand thermally conductive cutting plate 14 arrives another part heat transfer on thermally conductive cutting plate 14 during scattering On heat-conducting plate 3 on the downside of it；Another part heat is absorbed by heat-conducting plate 3；The drive when thermally conductive cutting plate 14 scatters completely Moving gear 2 just rotates 350 degree；Due to rotating driving teeth 69 and rack gear in 350 degree of rear drive gears 2 when driving gear 2 25 just disengage；So under the action of connection extension spring 78 between thermally conductive cutting plate 14, all thermally conductive cutting plates 14 It returns on original position；The second magnetic patch 13 drives the first magnetic patch 12 to be restored to original position by magnetic simultaneously On；This rear drive gear 2 continues to rotate, and eventually passes back on original position.As illustrated in fig. 20, due to the 6th tooth in the present invention Wheel 35 is mounted on the guide block 66 of 30 inside of the second guiding shell by the 7th shaft 29；It is mounted on leading for 30 inside of the second guiding shell A compressed spring 68 is installed between 30 medial surface of block 66 and the second guiding shell；In the initial state in the first guiding shell 8 Guide block 66 in guide block 66 and the second guiding shell 30 is located at close to each other one in the first guiding shell 8 and the second guiding shell 30 End；So arc-shaped gear dental lamina 24 can squeeze the 6th gear 35 to the 6th when arc-shaped gear dental lamina 24 drives the rotation of the 4th gear 21 35 1 thrusts of gear；As shown in fig. 20b, the 6th gear 35 can be led along second under the action of arc-shaped gear 24 extruding force of dental lamina It is mobile to the side far from the first guiding shell 8 to shell 30；6th gear, 35 movement will make the 6th gear 35 and arc teeth Plate 24 and the 7th gear 36 disengage；That is the swing of arc-shaped gear dental lamina 24 and the rotation of the 7th gear 36 not will drive the 6th gear 35 rotations；When i.e. arc-shaped gear dental lamina 24 drives the rotation of the 4th gear 21, it will not be sent out between arc-shaped gear dental lamina 24 and the 6th gear 35 Raw interference；With should arc-shaped gear dental lamina 24 drive the 6th gear 35 rotation when, arc-shaped gear dental lamina 24 can squeeze the 4th gear 21 to 4th thrust of gear 21 1；Under the action of arc-shaped gear 24 extruding force of dental lamina the 4th gear 21 can along the first guiding shell 8 to Side far from the second guiding shell 30 is mobile；4th gear, 21 movement will make the 4th gear 21 and arc-shaped gear dental lamina 24 and the Three gears 20 disengage；I.e. the swing of arc-shaped gear dental lamina 24 and the rotation of third gear 20 not will drive the rotation of the 4th gear 21； When i.e. arc-shaped gear dental lamina 24 drives the rotation of the 6th gear 35, it will not be interfered between arc-shaped gear dental lamina 24 and the 4th gear 21. It is big that the required time is closed due to the effect of scroll spring 62 in the present invention, between electric arc triggering spanner 4 and electric arc triggering block 11 It is triggered in electric arc and opens the required time between spanner 4 and electric arc triggering block 11；So the breaker that the present invention designs is for leading to It is generated in the switch of larger electric arc when generating small arc when electric and powering off.The effect of exhausting shell 18 is so that exhausting in the present invention Draught head is generated in shell 18 and on the inside of mounting shell 1；Negative pressure is generated in exhausting shell 18；Guarantee that electric arc can smoothly be moved to thermally conductive cut It cuts on plate 14.
Specific embodiment: people are in the breaker designed using the present invention, during closing electric arc triggering spanner 4, Electric arc triggering wrench swing just will drive the rotation of drive shaft 61；On the one hand the rotation of drive shaft 61 drives position-limited wheel rotation, another party Driving wheel rotation in face drives driving bevel gear 60 to rotate；The rotation of driving bevel gear 60 drives first bevel gear 22 to rotate；First cone The rotation of gear 22 drives the rotation of the 6th shaft 17；The rotation of 6th shaft 17 drives arc-shaped gear dental lamina 24 to swing；Arc-shaped gear dental lamina 24 Rotation drives the rotation of the 4th gear 21；The rotation of 4th gear 21 drives third gear 20 to rotate；The rotation of third gear 20 drives the The rotation of two gears 19；The rotation of second gear 19 drives first gear 28 to rotate；The rotation of first gear 28 drives 2 turns of gear of driving It is dynamic；The driving teeth 69 for driving gear 2 to rotate 30 degree of 2 upper ends of rear drive gear in the present invention in the initial state are opened with rack gear 25 Begin to engage；When electric arc triggering spanner 4 drives the driving rotation of gear 2 soon to reach 30 degree, electric arc triggers wrench and electric arc triggers Electric arc is generated between block 11；The electric arc generated between electric arc triggering wrench and electric arc triggering block 11 will by electric arc guide groove 42 It is moved in cutting plate mounting groove 44 and the side of thermally conductive cutting plate 14 is installed；By the heat transfer on electric arc to thermally conductive cutting plate On 14；After electric arc triggering spanner 4 drives driving gear 2 to rotate 30 degree, it is mobile that driving gear 2 will drive rack gear 25；Rack gear 25 It is mobile to drive the first magnetic patch 12 mobile；First magnetic patch 12 drives the second magnetic patch 13 mobile by magnetic；Second magnetic patch 13 moves band It is mobile to move thermally conductive cutting plate 14；So that thermally conductive cutting plate 14 scatters；During thermally conductive cutting plate 14 scatters, on the one hand pass through Thermally conductive cutting plate 14 mobile air driven in cutting plate mounting groove 44 flows to absorb on a part of thermally conductive cutting plate 14 Heat, on the other hand thermally conductive cutting plate 14 during scattering by another part heat transfer on thermally conductive cutting plate 14 in place On heat-conducting plate 3 on the downside of it；Another part heat is absorbed by heat-conducting plate 3；The driving when thermally conductive cutting plate 14 scatters completely Gear 2 just rotates 350 degree；Due to rotating driving teeth 69 and rack gear 25 in 350 degree of rear drive gears 2 when driving gear 2 Just disengage；So all thermally conductive cutting plates 14 are just under the action of connection extension spring 78 between thermally conductive cutting plate 14 It can be restored on original position；The second magnetic patch 13 drives the first magnetic patch 12 to be restored on original position by magnetic simultaneously； This rear drive gear 2 continues to rotate, and the restriction protrusion 63 on position-limited wheel will squeeze limited block 64 during rotation；So that limit Position block 64 is moved in limiting slot 53；When driving gear 2 to rotate 360 degree；Restriction protrusion 63 on position-limited wheel is just moved to The other side of limited block 64；And limited block 64 is restored on original position under the action of limit spring 65；Due to drive shaft Scroll spring 62 is installed between 61 and limit circular groove 39；So scroll spring 62 can give drive shaft 61 1 restoring forces at this time； I.e. scroll spring 62 gives 63 1 restoring forces of restriction protrusion；But it plays limit to restriction protrusion 63 by limited block 64 at this time to make With；I.e. electric arc triggering spanner 4 is permanently connected to electric arc triggering block 11；It can normal power supply；When people will incite somebody to action when power is off Electric arc triggering spanner 4 is separated with electric protection triggering block；The wrench swing of electric arc triggering at this time just will drive the rotation of drive shaft 61；Driving On the one hand the rotation of axis 61 drives position-limited wheel rotation, position-limited wheel rotation will make the restriction protrusion 63 on position-limited wheel squeeze limited block 64；So that limited block 64 is moved in limiting slot 53；The rotation of another aspect driving wheel drives driving bevel gear 60 to rotate；Driving cone The rotation of gear 60 drives first bevel gear 22 to rotate；The rotation of first bevel gear 22 drives the rotation of the 6th shaft 17；6th shaft 17 Rotation drives arc-shaped gear dental lamina 24 to swing；Arc teeth, which are swung, drives the rotation of the 6th gear 35；The rotation of 6th gear 35 drives the The rotation of seven gears 36；The rotation of 7th gear 36 drives eighth gear 37 to rotate；The rotation of eighth gear 37 drives 19 turns of second gear It is dynamic；The rotation of second gear 19 drives first gear 28 to rotate；The rotation of first gear 28 drives driving gear 2 to rotate；In the present invention The driving teeth 69 that driving gear 2 rotates 30 degree of 2 upper ends of rear drive gear in the initial state start to engage with rack gear 25；In electricity When arc triggering spanner 4 drives the driving rotation of gear 2 soon to reach 30 degree, generated between electric arc triggering wrench and electric arc triggering block 11 Electric arc；The electric arc generated between electric arc triggering wrench and electric arc triggering block 11 will be moved to cutting plate by electric arc guide groove 42 The side of thermally conductive cutting plate 14 is installed in mounting groove 44；It will be in the heat transfer on electric arc to thermally conductive cutting plate 14；In electric arc After triggering 30 degree of rotation of driving gear 2 of the drive of spanner 4, it is mobile that driving gear 2 will drive rack gear 25；Rack gear 25 is mobile to drive first Magnetic patch 12 is mobile；First magnetic patch 12 drives the second magnetic patch 13 mobile by magnetic；Second magnetic patch 13 is mobile to drive thermally conductive cutting plate 14 is mobile；So that thermally conductive cutting plate 14 scatters；During thermally conductive cutting plate 14 scatters, on the one hand pass through thermally conductive cutting plate 14 The mobile air driven flows to absorb the heat on a part of thermally conductive cutting plate 14 in cutting plate mounting groove 44, on the other hand Thermally conductive cutting plate 14 is during scattering by another part heat transfer on thermally conductive cutting plate 14 to leading on the downside of it On hot plate 3；Another part heat is absorbed by heat-conducting plate 3；Gear 2 is driven just to rotate when thermally conductive cutting plate 14 scatters completely 350 degree；Due to just being disengaged when driving gear 2 rotates the driving teeth 69 in 350 degree of rear drive gears 2 with rack gear 25；So Under the action of connection extension spring 78 between thermally conductive cutting plate 14, all thermally conductive cutting plates 14 return to original On position；The second magnetic patch 13 drives the first magnetic patch 12 to be restored on original position by magnetic simultaneously；This rear drive gear 2 after Continuous rotation, eventually passes back on original position.

Claims (7)

1. a kind of power circuit breaker arc-extinguishing mechanism based on gear transmitting, it is characterised in that: it includes transmission mechanism, heat absorber Structure, trigger mechanism, driving mechanism, mounting shell, gear mounting groove, limit circular groove, exhausting shell, the first guide groove, gear installation cavity, electricity Arc guide groove, cutting plate mounting groove, spanner slot, air holes, limit axis hole, limiting slot, wherein the upper side of mounting shell one end is provided with Spanner slot；The side of spanner slot has limit axis hole and gear mounting groove；The side of limit axis hole is provided with limit circular groove；Limit Limiting slot is provided on the disc of circle of position slot；The downside of spanner slot is provided with the electric arc guide groove of arc；It is provided on the inside of mounting shell Gear installation cavity；One end in gear installation cavity close to spanner slot is communicated with gear mounting groove；It is opened on the side of gear installation cavity There is the first guide groove；Cutting plate mounting groove is provided in mounting shell；Cutting plate mounting groove is located on the downside of gear mounting groove；Cutting plate installation Slot is communicated with electric arc guide groove；There are many equally distributed air holes on the downside of cutting plate mounting groove；Exhausting shell is mounted on The downside of mounting shell；The upside of exhausting shell is communicated with the air holes on mounting shell；The two sides of exhausting shell communicate with the outside world；Triggering machine Structure, transmission mechanism, driving mechanism and heat-absorbing body are separately mounted in mounting shell, and trigger mechanism, transmission mechanism, driving mechanism It cooperates between heat-absorbing body；
Above-mentioned trigger mechanism includes electric arc triggering spanner, electric arc triggering block, driving bevel gear, drive shaft, scroll spring, limits and dash forward It rises, limited block, limit spring, position-limited wheel, wherein electric arc triggering block is mounted on one end in spanner slot far from gear mounting groove；It drives One end of moving axis is mounted in gear mounting groove；The other end of drive shaft passes through limit shaft hole and is located in limit circular groove；Electric arc touching The one end for sending out spanner is installed on the driving shaft, and is located in spanner slot；The other end of electric arc triggering spanner is matched with electric arc triggering block It closes；Driving bevel gear is installed on the driving shaft, and driving bevel gear is located in gear mounting groove；It is installed on the periphery of position-limited wheel There is restriction protrusion；Position-limited wheel is installed on the driving shaft, and position-limited wheel is located in limit circular groove；Limited block is mounted in limiting slot, And limit spring is installed between limited block and limiting slot；Restriction protrusion on limited block and position-limited wheel cooperates；Position-limited wheel and limit Scroll spring is installed in limit circular groove between the axis hole of position；The inner end of scroll spring is installed on the driving shaft, scroll spring Outer end is mounted on the disc of limit circular groove；
Above-mentioned transmission mechanism include first rotating shaft, the second shaft, third shaft, the first guiding shell, the 4th shaft, the 5th shaft, 7th shaft, the second guiding shell, eight revolution axis, driving gear, second gear, third gear, the 4th gear, first bevel gear, Second bevel gear, arc-shaped gear dental lamina, the 6th gear, the 7th gear, eighth gear, guide block, compressed spring, first gear, the 9th Shaft, the 6th shaft, driving teeth, wherein one end of the 5th shaft is mounted on the end in gear installation cavity close to spanner slot side On face；Second bevel gear is mounted on the other end of the 5th shaft；Second bevel gear is engaged with driving bevel gear；6th shaft it is upper End is mounted on the upper side of gear installation cavity；First bevel gear is mounted in the 6th shaft；First bevel gear and the second cone tooth Wheel engagement；Arc-shaped gear dental lamina is mounted on the lower end of the 6th shaft；First guiding shell is mounted on the upper side of gear installation cavity；The A guide block is fitted with by guide pad and guide groove on the inside of one guiding shell；Between guide block and the first guiding shell medial surface One compressed spring is installed；The upper end of 4th shaft is mounted on the guide block installed in the first guiding shell；4th shaft Lower end is equipped with the 4th gear；4th gear and arc-shaped gear dental lamina cooperate；The upper end of third shaft is mounted on gear installation cavity On upper side；Third gear is mounted on the lower end of third shaft；Third gear and the 4th gear cooperate；Pacify the upper end of second shaft On the upper side of gear installation cavity；Second gear is mounted on the lower end of the second shaft；Second gear is engaged with third gear； Second guiding shell is mounted on the upper side of gear installation cavity；Pacified on the inside of second guiding shell by the cooperation of guide pad and guide groove Equipped with a guide block；One compressed spring is installed between guide block and the second guiding shell medial surface；It installs the upper end of 7th shaft On the guide block installed in the first guiding shell；The lower end of 7th shaft is equipped with the 6th gear；6th gear and arc teeth Plate cooperation；The upper end of 9th shaft is mounted on the upper side of gear installation cavity；7th gear is mounted on the lower end of the 9th shaft； 7th gear and the 6th gear cooperate；The upper end of eight revolution axis is mounted on the upper side of gear installation cavity；Eighth gear installation In the lower end of eight revolution axis；Eighth gear is engaged with the 7th gear and second gear respectively；The upper end of first rotating shaft is mounted on tooth On the upper side for taking turns installation cavity；First gear is mounted in first rotating shaft；First gear is engaged with second gear；It drives outside gear There are driving teeth on disc；Driving gear is mounted on first rotating shaft lower end；
Above-mentioned driving mechanism includes the first magnetic patch, rack gear, link block, the first support, wherein the first support is mounted on the first guide groove It is interior；Rack gear is mounted in the first support；Rack gear and driving gear cooperation；One end of first magnetic patch is mounted on rack gear by link block Downside；
Above-mentioned heat-absorbing body includes heat-conducting plate, thermally conductive cutting plate, connection telescopic shaft, the second magnetic patch, connection extension spring, wherein being permitted More heat-conducting plates are uniformly longitudinally mounted on cutting plate mounting groove lower end；It laterally homogeneously installs there are many thermally conductive the upside of heat-conducting plate Cutting plate；Symmetrically there are two connect extension spring for installation between two adjacent thermally conductive cutting plates；Two connection extension springs It is located at the two sides of thermally conductive cutting plate；Four connection telescopic shafts are separately installed between two adjacent thermally conductive cutting plates；Four A connection telescopic shaft is located at four corners of thermally conductive cutting plate；Thermally conductive cutting plate and cutting plate mounting groove cooperate；It is all to lead Side in thermal cutting plate close to a thermally conductive cutting plate of driving gear side is equipped with the second magnetic patch；Second magnetic patch and first Magnetic patch cooperation.
2. a kind of power circuit breaker arc-extinguishing mechanism based on gear transmitting according to claim 1, it is characterised in that: above-mentioned It connects telescopic shaft to include connection telescopic shaft interior bar, connect flexible outer shaft sleeve, wherein connection telescopic shaft interior bar is adjacent with corresponding two Thermally conductive cutting plate in one of them thermally conductive cutting plate connection；Connect flexible outer shaft sleeve and corresponding two adjacent thermally conductive cuttings Another thermally conductive cutting plate connection in plate.
3. a kind of power circuit breaker arc-extinguishing mechanism based on gear transmitting according to claim 1, it is characterised in that: first The guide block in guide block and the second guiding shell under beginning state in the first guiding shell is located at the first guiding shell and the second guiding shell In one end close to each other.
4. a kind of power circuit breaker arc-extinguishing mechanism based on gear transmitting according to claim 1, it is characterised in that: first The driving teeth that sliding tooth wheel rotates in 30 degree of rear drive gears under beginning state start to engage with rack gear；When sliding tooth wheel rotates Driving teeth in 350 degree of rear drive gears are just disengaged with rack gear.
5. a kind of power circuit breaker arc-extinguishing mechanism based on gear transmitting according to claim 1, it is characterised in that: work as electricity When arc triggering spanner and electric arc triggering block just contact, the restriction protrusion on position-limited wheel is just moved to separately from the side of limited block Side, and limited block plays position-limiting action to position-limited wheel at this time.
6. a kind of power circuit breaker arc-extinguishing mechanism based on gear transmitting according to claim 1, it is characterised in that: work as electricity Arc triggers spanner during start to swing to and contact with electric arc triggering block, and gear is driven just to rotate 360 degree.
7. a kind of power circuit breaker arc-extinguishing mechanism based on gear transmitting according to claim 1, it is characterised in that: first Magnetism on magnetic patch and the second magnetic patch is opposite.
CN201711117821.3A 2017-11-13 2017-11-13 A kind of power circuit breaker arc-extinguishing mechanism based on gear transmitting Active CN107910217B (en)

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CN108566749B (en) * 2018-05-15 2024-04-09 深圳市安瑞泽科技有限公司 Monitor for use in high temperature and high humidity environment
CN108777246B (en) * 2018-06-27 2020-07-07 温州隆威电气有限公司 Circuit breaker

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CN106531584A (en) * 2016-11-30 2017-03-22 金平娣 Mechanical partitioning type arc extinguishing mechanism of power circuit breaker
CN106783445A (en) * 2016-12-12 2017-05-31 金平娣 A kind of air flow partition formula arc-extinguishing mechanism of power circuit breaker
CN106783444A (en) * 2016-12-12 2017-05-31 金平娣 A kind of exchange type arc-extinguishing mechanism of power circuit breaker

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CN203839321U (en) * 2014-05-21 2014-09-17 华通机电股份有限公司 Universal breaker arc-extinguishing chamber
CN106531584A (en) * 2016-11-30 2017-03-22 金平娣 Mechanical partitioning type arc extinguishing mechanism of power circuit breaker
CN106783445A (en) * 2016-12-12 2017-05-31 金平娣 A kind of air flow partition formula arc-extinguishing mechanism of power circuit breaker
CN106783444A (en) * 2016-12-12 2017-05-31 金平娣 A kind of exchange type arc-extinguishing mechanism of power circuit breaker

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