CN206163436U - Automatic reclosing equipment of circuit breaker - Google Patents

Abstract

The utility model provides an automatic reclosing equipment of circuit breaker, including driving motor, linkage tripping device, drive gear mechanism, breaker handle mechanism, wherein drive gear mechanism includes a drive gear, the 2nd drive gear and the 3rd drive gear that adjacent meshing set up, through cam portion drive on the secondary drive gear the release lever is stirred to the push rod so that the quick separating brake of circuit breaker, and the secondary drive gear drives not intact full -tooth wheel continues to rotate, intact full -tooth wheel with the 3rd drive gear meshes the transmission and then passes through linked rotary shaft drives the automatic combined floodgate of handle. The utility model discloses an automatic reclosing equipment has that the transmission is reliable, stability is strong, make difficult production of secondary drive gear rock or the advantage of perk to cooperation linkage removing fastener uses the problem of avoiding appearing dropout jamming or thread slipping, is favorable to improving the performance and the life of product.

Description

A kind of auto recloser of breaker

Technical field

The utility model is related to low voltage electrical apparatus technology field, relates in particular to a kind of automatic reclosing dress of breaker Put.

Background technology

With the popularization of intelligent grid, the use of this electric power meter of IC-card pre-paying kilowatt-hour meter is also increasingly popularized, Need manually operated breaker to have met the requirement of intelligent grid, therefore, need to match pre-paying kilowatt-hour meter exclusively with Circuit breaker, is capable of achieving automatic reclosing operation, transmits a control signal, carries out being capable of achieving remote control, makes breaker Automatic closing or separating brake are carried out, and no longer needs staff to go manual divide-shut brake to operate, be effectively saved manpower and materials.

According to China's power supply network intelligent requirements, upper end letter is being performed to the miniature circuit breaker of the end effector of electrical network Number possess tripping operation, closing function；Especially in combination with intelligent electric meter, realize arrearage automatic trip, fill the long-range of expense automatic closing power transmission Control function.

For this purpose, existing China Patent Publication No. discloses a kind of automatic divide-shut brake driving machine for CN105118746A patents Motor, linkage turbine, linkage gear and dropout STATEMENT OF FEDERALLY SPONSORED in structure, including housing and setting housing, by motor Linkage turbine reciprocating rotation is driven, and linkage reciprocating rotary within the specific limits of threading off is driven by the convex wheel portion contact of the turbine that links It is dynamic, separating brake action is realized by the driving lever portion triggering separating brake linkage release lever action in dropout STATEMENT OF FEDERALLY SPONSORED；During combined floodgate, by driving electricity Machine drives linkage turbine rotation and drives linkage gear and output main shaft synchronous axial system to realize automatic closing action.

Disclosed a kind of automatic divide-shut brake drive mechanism disclosed above, although the automatic brake separating behaviour of breaker can be realized Make, but still at least there is following technological deficiency：1st, using during worm gear drive, linkage gear is subject to tangential force Ft of worm screw to act on, Linkage gear will be caused to roll to the axial direction of its own, the relative housing bottom supporting surface of the rotating shaft of linkage gear is sent out Raw to incline, this results in the gap increase between housing bottom supporting surface and linkage gear rotating shaft so that the balance of linkage gear Property and stability further deteriorate, easily cause the monolateral stress of linkage gear and tilt or rock.2nd, in patent disclosed above, due to Linkage gear is easily monolateral to be rocked and tilts, when linkage gear turns counterclockwise, motor turbine be to its tangential force it is downward, Now the cam part of opposite side is upturned, while shell is influenced by heat deformation external drum by gearing power and motor work, And the fixing axle in the middle of linkage gear itself can aggravate the warpage of housing to the support force of housing, therefore there is the cam part inverse time Pin deflects into the top of the contact portion of dropout STATEMENT OF FEDERALLY SPONSORED, and causes dropout STATEMENT OF FEDERALLY SPONSORED clamping stagnation, even stuck.Thread off simultaneously and link Part adopts rotational structure, itself does not have a driving force, reset completely by breaker linkage release lever in breaker closing band It is dynamic.After promoting circuit breaker trip bar to thread off, because the dropout stick force of breaker is very little, the power of general 0.5N-1N or so will Circuit breaker tripping is caused, once cannot rotate when dropout STATEMENT OF FEDERALLY SPONSORED stuck or clamping stagnation situation occurs with cam part, be will result in Breaker cannot realize the purpose of switch closing and switch opening, be constantly in slide fastener state, so affect automatic divide-shut brake drive mechanism and The performance of breaker.

The content of the invention

The purpose of this utility model is to overcome the linkage gear in the automatic divide-shut brake drive mechanism of prior art to be driven not Easy dropout clamping stagnation, even stuck technological deficiency stable, easily rock or tilt and bring, it is steady so as to provide a kind of performance A kind of auto recloser of fixed, safe and reliable breaker.

Second technical problem to be solved of the utility model is that existing dropout STATEMENT OF FEDERALLY SPONSORED is relied on and threaded off without driving force Bar resets and easily causes the technological deficiency of slide fastener, need not rely on release lever reset, coordinate breaker normally to make so as to provide one kind A kind of auto recloser of breaker.

Therefore, it is to solve above-mentioned technical problem, the utility model provides a kind of auto recloser of breaker, including Housing, and linkage tripping mechanism, motor and the circuit breaker handle mechanism being arranged in the housing, the driving electricity Turbine is linkedly set with the rotating shaft of machine, drive gear mechanism connects the motor and the circuit breaker handle, and described Drive gear mechanism drives the linkage tripping mechanism action；

The drive gear mechanism includes：The first travelling gear, the second travelling gear and the 3rd driving cog for engaging successively Wheel, second travelling gear drives the linkage tripping mechanism action, the 3rd travelling gear to drive the breaker hand Handle mechanism action；First travelling gear includes the upper gear and undergear of coaxial linkage setting, the upper gear The turbine is engaged, the undergear engages the second travelling gear.

Used as a kind of preferred version, second travelling gear includes the driven gear engaged with the undergear, with And coaxial linkage is arranged on the partial gear and drive division of the driven gear both sides, the partial gear and the described 3rd Travelling gear is engaged, and the drive division rotarily drives the linkage tripping mechanism action with the driven gear.

Used as a kind of preferred version, the drive division is arranged near the housing bottom.

Used as a kind of preferred version, the partial gear is arranged with the coaxial split of the driven gear, described incomplete Gear is away from connecting portion of described driven gear one end shaping with cavity；The partial gear be sector structure gear, institute State the sector open direction identical guiding projection formed on connecting portion with the partial gear.

Used as a kind of preferred version, the partial gear includes at least two axially disposed locating shafts, it is described from Moving gear is provided with and is suitable to the embedded installing hole of the locating shaft, so that the partial gear and driven gear linkage set Put.

Used as a kind of preferred version, the locating shaft is that three cylinders being equally spaced on the partial gear are convex Muscle.

Used as a kind of preferred version, the drive division is cam part of the profile in cam-like, and the projection of the cam part is prolonged Stretch direction consistent with the sector open of partial gear direction；The linkage tripping mechanism includes arranging on the housing Guide chute, be provided with push rod and bias piece in the guide chute, the push rod drives in the cam part or bias piece Guide chute reciprocatingly slides described in lower edge.

Used as a kind of preferred version, one end that the correspondence guide chute extends on the housing is provided with dropout hole, institute State and the release lever is equipped with dropout hole, the push rod includes the drive division abutted against with the cam part, and by the drive The touching portion stretched is slided towards the dropout hole site under driving in dynamic portion；The end in the touching portion is provided with for stirring the dropout The inclined-plane guide frame of bar.

As a kind of preferred version, it is provided with the guide chute for the position limiting structure of push rod described in backstop, so that The push rod does not deviate from the guide chute under the active force of the cam part or the active force of bias piece.

Used as a kind of preferred version, the guide chute both sides are provided with relative first cell wall and the second cell wall, the limit Bit architecture includes being bent the confined planes for extending by second cell wall, and is arranged between the drive division and touching portion corresponding supporting The middle gear face being connected on the confined planes, and take shape in the touching portion and be correspondingly resisted against the first cell wall side On hook face；Formed to limit the push rod slip between the first cell wall side and the relative position of the confined planes The spacing port of scope.

Used as a kind of preferred version, the bias piece is back-moving spring, and one end of the back-moving spring is connected to the limit On plane, the other end is connected in the spring locating slot in the middle gear face.

As a kind of preferred version, also include for controlling the control board that the motor is rotated, and with it is described Two travel switches of control board electrical connection, the cam part in the second travelling gear rotation process with touching respectively Two travel switches.

As a kind of preferred version, also including toggle switch, the housing outer surface is arranged on, for being turned on and off State control board；

Service switch, is arranged on the housing outer surface, for ordering about the control board so that breaker keeps dividing Lock locking state；

Indicator lamp, is arranged on the housing outer surface, for showing the status information of automatic reclosing device.

Used as a kind of preferred version, the circuit breaker handle mechanism includes the hand with the 3rd travelling gear coaxial linkage Handle, the 3rd travelling gear is the sector gear engaged with the partial gear, the sector gear and the housing phase The spindle central of connection is provided with the non-circular connecting hole of profile, and the connecting hole is used to install linkage rotating shaft.

Used as a kind of preferred version, the linkage rotating shaft and the connecting hole are respectively the hexagonal structure for matching.

Above-mentioned technical proposal of the present utility model has compared to existing technology advantages below：

1st, in a kind of auto recloser of breaker that the utility model is provided, by drive gear mechanism and motor Be linked it is lower drive linkage tripping mechanism or circuit breaker handle action so that breaker open operation or combined floodgate.The driving cog turbine Structure includes the first travelling gear, the second travelling gear and the 3rd travelling gear for engaging successively, by first travelling gear Upper gear and undergear respectively with turbine and the second travelling gear engaged transmission.Compared with prior art, in order to Eliminate the second travelling gear to rock or tilt, the gear teeth of the first travelling gear of the present utility model and the second travelling gear are vertical Contact on the direction of housing, when upper gear is upturned because of the up/down active force of turbine, undergear is with upper Portion's gear is together upturned, so that the contact surface of undergear and the second travelling gear diminishes, but bottom travelling gear exists During sliding relative to the second travelling gear on housing direction, there is no the effect of power to the second travelling gear, Therefore the second travelling gear will not be upturned with undergear.Simultaneously the axial length of first travelling gear is thicker, connects Contacting surface product is big, and offset plane and then will not more make the second travelling gear shake situation much smaller than the contact surface of actual (real) thickness.Cause This, the present embodiment is first contacted by the turbine of motor with the first travelling gear, is not directly contacted with the second travelling gear, upwards Direct effect power is eliminated by the first travelling gear, and the first travelling gear is transferred to the power of the second travelling gear just than more uniform It is single, so as to efficiently solve because the second travelling gear is driven easy dropout card that is unstable, easily rocking or tilting and bringing Stagnant, even stuck technical problem, the balance and stability for making the second travelling gear is greatly improved, and is moved so as to improve to thread off The reliability of work.

2nd, in a kind of auto recloser of breaker that the utility model is provided, by the second driving cog wheel driving The dynamic linkage tripping mechanism action is so that breaker open operation, linkage tripping mechanism of the present utility model is using a kind of setting shell In vivo surface, can automatically reset slide construction, coordinate drive division on the second travelling gear so that linkage tripping mechanism is stirred Release lever realizes separating brake on breaker；On the one hand, drive division is rotatably arranged on the inner surface of housing 4, thus drive division and housing 4 it Between gap can be set to less, and because the first travelling gear 1 is double-decker, therefore drive division is used for the end face of contact Could be arranged to thicker such that it is able to avoid the part linked in tripping mechanism from slipping with drive division and be inserted under drive division.

3rd, in a kind of auto recloser of breaker that the utility model is provided, the linkage tripping mechanism includes setting Guide chute on the housing is put, push rod and bias piece are provided with the guide chute.Make when cam part compresses push rod It is stirred after circuit breaker trip bar dropout, and the push rod resets in the bias piece active force lower edge guide chute automatic elastic, The dependence to circuit breaker trip bar is freed, it is to avoid the risk of slide fastener.And setting is limited between push rod and wire chute Bit architecture, for the sliding scale of backstop push rod, including the hook face being arranged on push rod, ensure that push rod resets Afterwards, its pushing portion does not contact all the time the lowest point of cam part curved end, it is to avoid friction with the cam part.Cause This, linkage tripping mechanism of the present utility model improves overall transmission performance, it is ensured that the normal divide-shut brake of breaker is unaffected, Security performance and performance are more reliable.

4th, in a kind of auto recloser of breaker that the utility model is provided, by the top of the first travelling gear Gear is linked with turbine, drives undergear to engage the second travelling gear and rotates, and then is passed by the engagement of the second travelling gear Dynamic 3rd travelling gear makes circuit breaker handle close a floodgate.Compare the one group of big little gear adopted in original technology, big little gear it is straight Footpath no-load voltage ratio is less, very limited to the amplification of driving force, and the effect of gear wheel stress is easily tilted.The utility model is adopted The engaged transmission of three groups of gears, the direct effect power that motor turbine is produced is eliminated by the first travelling gear, is passed by first The power that the undergear of moving gear is transferred to driven gear is just single than more uniform, makes the balance that whole device is driven and stablizes Property is greatly improved.Act on secondly by two groups of teeth wheel, the no-load voltage ratio of the first travelling gear and the second travelling gear is significantly increased, Moment amplification effect to respective gears output is also significantly increased, and in the case of identical switching force, greatly reduces motor Load, and then reduce temperature rise, be conducive to improve the service life in the life-span of motor and whole product.

5th, in a kind of auto recloser of breaker that the utility model is provided, the partial gear and cam part Coaxial linkage arranges driven gear both sides, the raised bearing of trend court of the sector open of the partial gear and the cam part To consistent, it is ensured that partial gear is identical with the rotational angle position of cam part, and the homogeny of its turned position is not so as to Disturb the operation order of automatic divide-shut brake, it is ensured that it closes a floodgate, separating brake is normally carried out in order.For example prepay by control module When taking long-distance automatic reclosure control, during arrearage separating brake, motor drives drive gear mechanism action, and then drives second to pass The cam part of moving gear is rotated, and stirring release lever action with driving push rod one end operates breaker open operation；When power supply is closed a floodgate, the Two travelling gears continue circular-rotation, and now cam part is former ensures that push rod resets from push rod one end, while driving partial gear Engage with the 3rd travelling gear, to drive circuit breaker handle to carry out closing operation by the rotating shaft that links.This novel in structural design, When user is in does not pay the electricity charge, actuated by cams linkage tripping mechanism action simultaneously keeps trip positions, makes breaker open operation and protects Hold in gate-dividing state, now no matter user's how operating breaker handle, can not all make breaker closing；When in normal During payment, linkage tripping mechanism is failure to actuate, breaker be maintained at can normal opening and closing state, now user can be breaking by operation The normal divide-shut brake of device handle control breaker.

6th, in a kind of auto recloser of breaker that the utility model is provided, breaker arrearage or when safeguarding is needed Locking state is kept so that breaker can not close a floodgate, the utility model passes through Motor drive the second travelling gear overhead cam Portion is resisted against push rod one end, orders about the open position that push rod one end slides into dropout hole, so that breaker keeps locked dividing Lock state, but locking structure of the prior art is that a hook is devised on gear wheel cam to catch on linkage dropout part One end, and complicated, the operation of hooking locking structure of hook and dropout STATEMENT OF FEDERALLY SPONSORED must be reached by changing direction of motor rotation Loaded down with trivial details, design cost is high.Therefore, as long as just can firmly locked push rod after the utility model contacts cam part highest point with push rod Motion, this simple structure saves design cost, coordinates reliable, and motor only needs to a direction and rotates, and simplification was operated Journey, can effectively improve electrical machinery life.

7th, in a kind of auto recloser of breaker that the utility model is provided, the 3rd travelling gear is sector Gear, can mitigate quality, reduce production cost, and rotating effect more preferably, can effectively coordinate partial gear to nibble during connection handle Conjunction action to drive circuit breaker handle to turn to closing position, while when handle is in "on" position, the 3rd driving cog Wheel is not contacted with partial gear engagement, i.e., be linked to realize after closing a floodgate with regard to phase in the position range of predetermined angle After separation, on the one hand this structure setting ensures handle combined floodgate accuracy and reliability, on the other hand avoids and partial gear Continue engagement rotation, it is ensured that the orderly rational running of gear drive.

Description of the drawings

In order to be illustrated more clearly that the utility model specific embodiment or technical scheme of the prior art, below will be right The accompanying drawing to be used needed for specific embodiment or description of the prior art is briefly described, it should be apparent that, describe below In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness On the premise of work, can be with according to these other accompanying drawings of accompanying drawings acquisition.

A kind of structural representation of the auto recloser of breaker that Fig. 1 is provided for the utility model；

Structural representation during a kind of auto recloser "on" position of breaker that Fig. 2 is provided for the utility model Figure；

Structural representation during a kind of auto recloser gate-dividing state of breaker that Fig. 3 is provided for the utility model Figure；

A kind of another structural representation of the auto recloser of breaker that Fig. 4 is provided for the utility model, illustrates Control circuit board and travel switch；

Fig. 5 is the dimensional structure diagram of the 3rd travelling gear shown in Fig. 1；

Fig. 6 is the dimensional structure diagram of the first travelling gear shown in Fig. 1；

Fig. 7 is the Split type structure schematic diagram of the second travelling gear shown in Fig. 1；

Fig. 8 is the dimensional structure diagram of the push rod shown in Fig. 1；

Linkage rotating shaft and the mounting structure schematic diagram of the 3rd travelling gear that Fig. 9 is provided for the utility model；

Toggle switch and the mounting structure schematic diagram of service switch that Figure 10 is provided for the utility model；

Guide chute and the structural representation in dropout hole that Figure 11 is provided for the utility model；

Description of reference numerals：

The travelling gears of 1- first, 11- upper gears, 12- undergears, the travelling gears of 2- second, 21- driven gears, 22- Partial gear, 221- connecting portions, 222- locating shafts, 23- cam parts, the travelling gears of 3- the 3rd, 31- rotating shafts, 4- housings, 41- Guide chute, 42- dropouts hole, the cell walls of 43- first, the cell walls of 44- second, 45- confined planes, 5- motors, 51- turbines, 6- is pushed away Bar, 61- drive divisions, 62- touchings portion, 63- guide frames, 64- middle gears face, 65- hooks face, 7- bias pieces, 8- linkage rotating shafts, 9- control boards, 91- travel switches, 92- toggle switches, 93- service switch.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described Embodiment is a part of embodiment of the utility model, rather than the embodiment of whole.Based on the embodiment in the utility model, this The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality Novel protected scope.

In description of the present utility model, it should be noted that term " " center ", " on ", D score, "left", "right", " perpendicular Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outward " is, based on orientation shown in the drawings or position relationship, to be only For the ease of describe the utility model and simplify description, rather than indicate or imply indication device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.Additionally, term " the One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that indicating or implying relative importance.

In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly Connection；Can be mechanically connected, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.

As long as additionally, technical characteristic involved in the utility model different embodiments disclosed below is each other Not constituting conflict just can be combined with each other.

Embodiment 1

Below in conjunction with the accompanying drawings a kind of auto recloser of breaker that 1-11 is provided the present embodiment elaborates：

A kind of auto recloser of breaker that the present embodiment is provided, including housing 4, and it is arranged on the housing 4 Interior linkage tripping mechanism, motor 5 and circuit breaker handle mechanism, linkage in the rotating shaft 31 of the motor 5 is arranged There is turbine 51, drive gear mechanism connects the motor 5 and the circuit breaker handle, and the drive gear mechanism drives The linkage tripping mechanism action.Rotated by turbine nutating gear mechanism on motor, the drive gear mechanism Linkage tripping mechanism action is driven in rotation process so that breaker realizes sub-switching operation, in whole circumference rotation process, The drive gear mechanism further can drive circuit breaker handle mechanism to carry out closing operation.The drive gear mechanism is included successively The first travelling gear 1, the second travelling gear 2 and the 3rd travelling gear 3 for engaging, second travelling gear 2 drives described Dynamic tripping mechanism action, the 3rd travelling gear 3 drives the circuit breaker handle mechanism action；First travelling gear 1 The upper gear 11 arranged including coaxial linkage and undergear 12, the upper gear 11 engages the turbine 51, it is described under Portion's gear 12 engages the second travelling gear 2.Drive gear mechanism coordinates lower drive linkage tripping mechanism or open circuit with motor linkage The action of device handle is so that breaker open operation or combined floodgate.

Above-mentioned embodiment has reliable transmission, stability is strong, make the second travelling gear 2 be not likely to produce what is rocked or tilt Advantage, so as to solve because the second travelling gear 2 is driven easy dropout clamping stagnation that is unstable, easily rocking or tilting and bringing, very To stuck technological deficiency.Can eliminate that the second travelling gear 2 is rocked or the transmission principle that tilts is as follows：

With reference first to Fig. 1, first driving cog 1 of the present embodiment and the second travelling gear 2 are normal engagement, i.e.,：The The gear teeth of one travelling gear 1 and the second travelling gear 2 are being contacted on the direction of housing 4, when upper gear 11 is because of turbine 51 up/down active force and when being upturned, undergear 12 is together upturned with upper gear 11, so that bottom The contact surface of the travelling gear 2 of gear 12 and second diminishes, but bottom travelling gear 12 on the direction of housing 4 relative to During two travelling gear 2 slides, there is no the effect of power to the second travelling gear 2, therefore the second travelling gear 2 will not be with Undergear 12 is upturned.Simultaneously the axial length of first travelling gear 1 is thicker, and contact area is big, and offset plane is far little In the contact surface of actual (real) thickness, and then the second travelling gear 2 will not be more set to shake situation.Therefore, the present embodiment is by electricity The turbine 51 of machine is first contacted with the first travelling gear 1, is not directly contacted with the second travelling gear 2, and direct effect power upwards is logical Cross the first travelling gear 1 to eliminate, the power that the first travelling gear 1 is transferred to the second travelling gear 2 is just single than more uniform, make The balance and stability of two travelling gears 2 is greatly improved, so as to improve the reliability of trip action.

In the present embodiment, the second travelling gear 2 drives the linkage tripping mechanism action, linkage tripping mechanism to be setting shell The inner surface of body 4, can automatically reset slide construction, coordinate the second travelling gear 2 on drive division so that linkage tripping mechanism dial Release lever 43 realizes separating brake on dynamic breaker；On the one hand, drive division is rotatably arranged on the inner surface of housing 4, therefore drive division and shell Gap between body 4 can be set to less, and because the first travelling gear 1 is double-decker, therefore drive division is used to contact End face could be arranged to it is thicker such that it is able to avoid the part and the drive division that link in tripping mechanism from slipping and be inserted into drive division Under.

As one kind preferred embodiment, as illustrated in figs. 5-7, second travelling gear 2 includes and the lower teeth The driven gear 21 of 12 engagements is taken turns, and coaxial linkage is arranged on the partial gear 22 of the both sides of the driven gear 21 and drives Portion, the partial gear 22 and the 3rd travelling gear 3 are engaged, and the drive division rotarily drives with the driven gear 21 The linkage tripping mechanism action.Preferably, the 3rd travelling gear 3 is the sector engaged with the partial gear 22 Wheel.

As depicted in figs. 1 and 2, it is linked by the upper gear 11 and turbine 51 of the first travelling gear 1, drives bottom Gear 12 engages the second travelling gear 2 and rotates, and then makes breaker by the travelling gear 3 of 2 engaged transmission of the second travelling gear the 3rd Handle closes a floodgate.The one group of big little gear adopted in original technology is compared, the diameter no-load voltage ratio of big little gear less, is put to driving force Act on greatly very limited.The present embodiment is driven by two groups of teeth wheel, the change of the first travelling gear 1 and the second travelling gear 2 Than being significantly increased, the moment amplification effect to respective gears output is also significantly increased, in the case of identical switching force, The load of motor is greatly reduced, and then reduces temperature rise, be conducive to improve the use longevity of the life-span of motor and whole product Life.

In the present embodiment, as shown in Figure 1 and Figure 7, the partial gear 22, driven gear 21, drive division along it is described from The central axis of moving gear 21 is vertically arranged successively, and the partial gear 22 is sector structure gear, and the drive division is wheel Cam part 23 of the exterior feature in cam-like, the raised bearing of trend of the cam part 23 and the sector open court of the partial gear 22 To consistent.Set-up mode as shown in Figure 7, the partial gear 22 is arranged with the coaxial split of the driven gear 21, as A kind of optional embodiment, the partial gear 22 includes at least two axially disposed locating shafts 222, described driven Gear 21 is provided with and is suitable to the embedded installing hole of the locating shaft 222, so that the partial gear 22 and the driven gear 21 linkages are arranged.The locating shaft 222 is to be equally spaced three cylinder convex tendons on the partial gear 22.This point Body structure setting, can effectively adjust the installation site and setting angle of partial gear 22 and driven gear 21, simple structure, It is easy for installation.Further preferably, the partial gear 22 is away from connection of the shaping with cavity of the one end of the driven gear 21 Portion 221, forms the sector open direction identical guiding projection with the partial gear 22 on the connecting portion 221, from And the coaxial setting in the same direction of guiding projection, partial gear 22 and cam part 23 is made, and it is easy to identification, install simple.

By the setting of said structure, it is ensured that partial gear 22 is identical with the rotational angle position of cam part 23, The homogeny of its turned position is not so as to disturbing the operation order of automatic divide-shut brake, it is ensured that it closes a floodgate, separating brake is normally carried out in order. For example when carrying out the control of pre-payment remote automatic reclosing by control module, during arrearage separating brake, motor drives driving cog Wheel mechanism action, and then drive the cam part 23 of the second travelling gear 2 to rotate, stirring release lever action with driving push rod one end makes Breaker open operation is operated；When power supply is closed a floodgate, the second travelling gear 2 continues circular-rotation, and now the original of cam part 23 is from push rod one end Ensure that push rod resets, while drive partial gear 22 to engage with the 3rd travelling gear 3, to drive open circuit by linkage rotating shaft 31 Device handle carries out closing operation.This novel in structural design, when user is in does not pay the electricity charge, actuated by cams linkage tripping mechanism Action simultaneously keeps trip positions, makes breaker open operation and is maintained at gate-dividing state, now no matter user's how operating breaker hand Handle, can not all make breaker closing；When in normal payment, linkage tripping mechanism is failure to actuate, and breaker is maintained at can Normal opening and closing state, now user can be by the normal divide-shut brake of operating breaker handle control breaker.

As shown in figure 9, the circuit breaker handle mechanism includes the handle with the coaxial linkage of the 3rd travelling gear 3, institute State the rotating shaft 31 that the 3rd travelling gear 3 is connected with the housing 41 and be provided centrally with the non-circular connecting hole of profile, the company Connect hole for install link rotating shaft 8.Set with the 3rd travelling gear 3 and circuit breaker handle linkage by the linkage rotating shaft 8 Put, so that the 3rd travelling gear 3 and the circuit breaker handle synchronous axial system, to ensure the accuracy and biography of breaker closing The dynamic reliability for coordinating.

Make further preferred according to above-mentioned embodiment, as shown in figure 5, the 3rd travelling gear 3 is sector gear, when When handle is in gate-dividing state, second travelling gear 2 is circled by partial gear 22 and then drives described the Three travelling gears 3 turn to closing position；When handle is in "on" position, the 3rd travelling gear 3 is not complete with described The engagement contact of all gear 22.A kind of specific set-up mode, on the 3rd travelling gear 3 rotating shaft 31 is provided with, described 3rd travelling gear 3 is rotatably arranged on the housing 4 by the rotating shaft 31, it is preferred that the linkage rotating shaft 318 and described Connecting hole is respectively the hexagonal structure for matching.Pass through for the 3rd travelling gear 3 to be preferably sector in the present embodiment Wheel, can mitigate quality, reduce production cost, and rotating effect more preferably, can effectively coordinate partial gear 22 to nibble during connection handle Conjunction action to drive circuit breaker handle to turn to closing position, while when handle is in "on" position, the 3rd driving cog Wheel 3 is not contacted with the engagement of the partial gear 22, i.e., after being linked in the position range of predetermined angle to realize closing a floodgate On the one hand just in succession separation, this structure setting ensures handle combined floodgate accuracy and reliability, on the other hand avoid with not exclusively Gear 22 continues engagement rotation, it is ensured that the orderly rational running of gear drive.

The linkage tripping mechanism in the present embodiment is described further with reference to Fig. 1, Fig. 8, Figure 11：

The linkage tripping mechanism includes being arranged on the housing 4 being suitable to the guiding for installing the push rod 6 and bias piece 7 Chute 41, the push rod 6 slides in the cam part 23 or guide chute 41 described in the driving lower edge of bias piece 7.In above-mentioned enforcement On the basis of mode, one end that the correspondence guide chute 41 extends on the housing 4 is provided with dropout hole 42, the dropout hole 42 In be equipped with the release lever 43, the push rod 6 includes the pushing portion 61 abutted against with the cam part 23, and is pushed by described The touching portion 62 stretched is slided towards the position of dropout hole 42 under driving in portion 61；The end in the touching portion 62 is provided with for stirring State the inclined-plane guide frame 63 of release lever 43.This structure setting, when push rod is driven it can move towards the position of dropout hole 42 It is dynamic, make circuit breaker trip so as to touch release lever 43；And distress resolves it is no can under bias piece active force elastic recoil, its Modern design, transmission coordinates reliable, safe and practical.

Make further preferred according to above-mentioned embodiment, limited location is set between the guide chute 41 and the push rod 6 Structure, so that the push rod 6 does not deviate from the guide chute under the active force of the cam part 23 or the active force of bias piece 7 41。

As one kind preferred embodiment, the both sides of the guide chute 41 are provided with relative first cell wall 43 and the second groove A kind of wall 44, set-up mode as shown in Figure 8 and Figure 11, the position limiting structure includes being bent the limit for extending by second cell wall Plane 45, and it is arranged on the middle gear face that correspondence is connected on the confined planes 45 between the pushing portion 61 and touching portion 62 64, and take shape in the touching portion 62 and the corresponding hook face 65 being resisted against on the first cell wall side；Described first The spacing port for limiting the sliding scale of the push rod 6 is formed between the relative position of cell wall side and the confined planes 45, The extended distance of the spacing port is the actual sliding scale that the stress in the guide chute 41 of push rod 6 reciprocatingly slides. Specifically, the bias piece 7 is preferably back-moving spring, and one end of the back-moving spring is connected on the confined planes 45, another End is connected in the spring locating slot in the middle gear face 64.Slided by arranging guiding on the housing 4 in the present embodiment Push rod and bias piece are provided with groove 41, the guide chute 41.It is set to stir circuit breaker tripping when cam part 23 compresses push rod After bar 43 is threaded off, the push rod resets in the automatic elastic of bias piece active force lower edge guide chute 41, has freed to open circuit The dependence of device release lever 43, it is to avoid the risk of slide fastener.And position limiting structure is set between push rod and wire chute 41, use In the sliding scale of backstop push rod 6, including the hook face 65 being arranged on push rod 6, after ensure that push rod 6 resets, its Pushing portion 61 does not contact all the time the lowest point of the curved end of cam part 23, (if cam part compresses push rod and slides and can dial The contact surface of dynamic release lever is peak end face, then lowest point is what curved end peak extended to both sides arc side Contact surface) avoid friction with the cam part 23.Therefore, the technical solution of the utility model improves the gearing of entirety Can, it is ensured that the normal divide-shut brake of breaker is unaffected, and security performance and performance are more reliable.

It should be noted that when breaker arrearage or maintenance, needing for reclosing device to keep locking state to prevent Breaker arbitrarily closes a floodgate, and the utility model is resisted against the one end of push rod 6 by the convex wheel portion 23 of the second travelling gear of Motor drive 2, The open position that the one end of push rod 6 slides into dropout hole 42 is ordered about, so that breaker keeps locked gate-dividing state, but existing skill Locking structure in art is that a hook is devised on gear wheel cam to catch on one end of linkage dropout part, and must be led to Cross change direction of motor rotation and hook locking structure complexity with dropout STATEMENT OF FEDERALLY SPONSORED to reach to link up with, cumbersome, design cost is high. Therefore, if after the utility model contacts the highest point of cam part 23 with push rod 6 just can firmly locked push rod motion, this knot Structure is simple, saves design cost, coordinates reliable, and motor only needs to a direction and rotates, and simplifies operating process, can effectively improve Electrical machinery life.

As a kind of alternative embodiment in the present embodiment, if only complete breaking-closing operating as requested, when not During comprising the mode such as push rod and guide chute 41, the release lever 43 that directly can be touched on dropout hole 42 by cam part 23 also can be real The separating brake action of existing breaker, now according to suitable actual conditions, the position of release lever 43 is close to the direction of cam part 23, accordingly, The development length of cam part 23 makes the appropriate adjustments or has obvious contact site, is easy to triggering etc..By this structure setting, remain to The auto recloser for making the present embodiment completes breaking-closing operating, and structure is simpler, and design cost is lower, do not exist yet with The stuck risk of dropout STATEMENT OF FEDERALLY SPONSORED, it is safe and reliable.

As shown in figure 4, the control module includes being arranged in the housing 4 for controlling what the motor was rotated Control board 9, and it is arranged at least one travel switch 91 in the control board 9.In the present embodiment, the stroke Switch 91 is two, and is divided into the control board 9 along the circular path of the second travelling gear 2 described for perceiving The turned position of cam part 23, the cam part 23 triggers corresponding one when turning to predeterminated position with second travelling gear 2 The individual travel switch 91.Therefore, when cam part 23 is rotated touches one of travel switch, by signal transmission to control Circuit board processed, so as to whether controlled motor stops or rotates.

In the present embodiment, as shown in Figure 10, also including being arranged on the surface of the housing 41 for being turned on and off the control The toggle switch 92 of circuit board processed 9；It is used to order about the control board 9 so that breaker with the surface of the housing 41 is arranged on Keep separating brake locking state service switch 93；And indicator lamp, the surface of the housing 41 is arranged on, by open and close and flicker The different status information of Frequency Identification breaker.When subscribers' line needs repairing, can be toggle switch 92 and service switch 93 pull out open position, open the locking function of auto recloser make breaker be in cannot "on" position, also shut off The Based Intelligent Control of control board, loses the ability of remotely control motor, and remote signal controls ability out of hand, so as to Breaker cannot be controlled, maintenance personal is electrically shocked when preventing false switching from causing maintenance.

2 and Fig. 3 illustrate the course of work of automatic reclosing in the present embodiment below in conjunction with the accompanying drawings：When breaker needs automatically During separating brake, the turbine 51 that links of the motor 5 drives the drive gear mechanism to rotate, so as to drive described second to pass Cam part 23 on moving gear 22 drives the push rod 3 to stir release lever 43 so that breaker quick acting switching-off, as shown in figure 3, this When be in gate-dividing state；When breaker needs automatic closing, the drive gear mechanism is rotated further under Motor drive, band The partial gear 22 moved on second travelling gear 2 is rotated to the direction of the 3rd travelling gear 3, the partial gear 22 are closed a floodgate with the engaged transmission of the 3rd travelling gear 3 and then by the linkage rotating shaft 318 with fixed handle, as shown in Fig. 2 this When be in "on" position.

Obviously, above-described embodiment is only intended to clearly illustrate example, and not to the restriction of embodiment.It is right For those of ordinary skill in the art, can also make on the basis of the above description other multi-forms change or Change.There is no need to be exhaustive to all of embodiment.And the obvious change thus extended out or Among changing the protection domain created still in the utility model.

Claims (15)

1. a kind of auto recloser of breaker, including housing (4), and the linkage dropout being arranged in the housing (4) Mechanism, motor (5) and circuit breaker handle mechanism, in the rotating shaft of the motor (5) turbine is linkedly set with (51), drive gear mechanism connects the motor (5) and the circuit breaker handle, and the drive gear mechanism drives institute State linkage tripping mechanism action, it is characterised in that：

The drive gear mechanism includes：The first travelling gear (1), the second travelling gear (2) and the 3rd transmission engaged successively Gear (3), second travelling gear (2) drives the linkage tripping mechanism action, the 3rd travelling gear (3) to drive institute State circuit breaker handle mechanism action；Upper gear (11) and bottom that first travelling gear (1) is arranged including coaxial linkage Gear (12), the upper gear (11) engages the turbine (51), and the undergear (12) engages the second travelling gear (2)。

2. the auto recloser of a kind of breaker according to claim 1, it is characterised in that：

Second travelling gear (2) includes the driven gear (21) engaged with the undergear (12), and coaxial linkage It is arranged on the partial gear (22) and drive division of the driven gear (21) both sides, the partial gear (22) and described Three travelling gears (3) are engaged, and the drive division rotarily drives the linkage tripping mechanism action with the driven gear (21).

3. the auto recloser of a kind of breaker according to claim 2, it is characterised in that：

The drive division is arranged near the housing bottom.

4. the auto recloser of a kind of breaker according to claim 2, it is characterised in that：

The partial gear (22) is arranged with the coaxial split of the driven gear (21), and the partial gear (22) is away from institute State connecting portion (221) of driven gear one end shaping with cavity；The partial gear (22) is sector structure gear, described The sector open direction identical guiding projection with the partial gear (22) is formed on connecting portion (221).

5. the auto recloser of breaker according to claim 4, it is characterised in that：

The partial gear (22) includes axially disposed at least two locating shafts (222), and the driven gear (21) sets It is equipped with and is suitable to the embedded installing hole of the locating shaft (222), so that the partial gear (22) and the driven gear (21) Linkage is arranged.

6. the auto recloser of breaker according to claim 5, it is characterised in that：

The locating shaft (222) is three cylinder convex tendons being equally spaced on the partial gear (22).

7. the auto recloser of breaker according to claim 2, it is characterised in that：The drive division is in for profile The cam part (23) of cam-like, the raised bearing of trend of the cam part (23) and the sector open of the partial gear (22) Towards unanimously；The linkage tripping mechanism includes the guide chute (41) being arranged on the housing (4), the guide chute (41) push rod (6) and bias piece (7) are provided with, the push rod (6) drives lower edge in the cam part (23) or bias piece (7) The guide chute (41) reciprocatingly slides.

8. the auto recloser of breaker according to claim 7, it is characterised in that：Correspondence on the housing (4) One end that the guide chute (41) extends is provided with dropout hole (42), and in the dropout hole (42) release lever is equipped with, The push rod (6) includes the pushing portion (61) abutted against with the cam part (23), and is driven lower court by the pushing portion (61) Slide the touching portion (62) stretched in dropout hole (42) position；The end of the touching portion (62) is provided with for stirring the dropout The inclined-plane guide frame (63) of bar (43).

9. the auto recloser of breaker according to claim 8, it is characterised in that：On the guide chute (41) Be provided with for the position limiting structure of push rod described in backstop (6) so that the push rod (6) the cam part (23) active force or The guide chute (41) is not deviate under the active force of bias piece (7).

10. the auto recloser of breaker according to claim 9, it is characterised in that：The guide chute (41) Both sides are provided with relative the first cell wall (43) and the second cell wall (44), and the position limiting structure is included by second cell wall (44) The confined planes (45) that bending extends, and be arranged between the pushing portion (61) and touching portion (62) be correspondingly connected to it is described spacing Middle gear face (64) on face (45), and take shape on the touching portion (62) and be correspondingly resisted against the first cell wall side On hook face (65)；Formed to limit between the first cell wall side and the relative position of the confined planes (45) described The spacing port of push rod (6) sliding scale.

The auto recloser of 11. breakers according to claim 10, it is characterised in that：The bias piece (7) is Back-moving spring, one end of the back-moving spring is connected on the confined planes (45), and the other end is connected to the middle gear face (64) in spring locating slot.

The auto recloser of 12. breakers according to claim 7, it is characterised in that：

Also include for controlling the control board (9) that the motor is rotated, and electrically connect with the control board (9) Two travel switches (91), the cam part (23) in the second travelling gear (2) rotation process with touching respectively two The travel switch (91).

The auto recloser of 13. breakers according to claim 12, it is characterised in that：

Also include toggle switch (92), the housing (1) outer surface is arranged on, for being turned on and off the control board (9)；

Service switch (93), is arranged on the housing (1) outer surface, for ordering about the control board (9) so that breaker Keep separating brake locking state；

Indicator lamp, is arranged on the housing outer surface (1), for showing the status information of automatic reclosing device.

The auto recloser of 14. breakers according to claim 2, it is characterised in that：

The circuit breaker handle mechanism includes the handle with the 3rd travelling gear (3) coaxial linkage, the 3rd driving cog Wheel (3) is the sector gear engaged with the partial gear (22), and what the sector gear was connected with the housing (1) turns Axle is provided centrally with the non-circular connecting hole of profile, and the connecting hole is used to install linkage rotating shaft (8).

The auto recloser of 15. breakers according to claim 14, it is characterised in that：

Linkage rotating shaft (8) and the connecting hole are respectively the hexagonal structure for matching.