CN205028865U - Automatic divide -shut brake miniature circuit breaker - Google Patents
Automatic divide -shut brake miniature circuit breaker Download PDFInfo
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- CN205028865U CN205028865U CN201520602581.6U CN201520602581U CN205028865U CN 205028865 U CN205028865 U CN 205028865U CN 201520602581 U CN201520602581 U CN 201520602581U CN 205028865 U CN205028865 U CN 205028865U
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- shut brake
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Abstract
The utility model discloses an automatic divide -shut brake miniature circuit breaker, including circuit breaker body and automatic opening/closing switching actuating mechanism, the circuit breaker body includes one to four circuit breaker, each circuit breaker is including moulding the shell, dividing closing handle, operating device, advancing electric binding post, going out electric binding post and arc extinguishing mechanism, automatic opening/closing switching actuating mechanism includes casing, circuit board, advances electric spring and tests electric spring, advance electric spring electricity connecting circuit board and with arbitrary one circuit breaker in advance electric binding post, respectively test the electric binding post of play in an electric spring electricity connecting circuit board and the arbitrary circuit breaker. The utility model provides an automatic opening/closing switching actuating mechanism with miniature circuit breaker assembly process in, do not need flatiron welding, the light electrical connection that carries on, its equipment and dismantlement process are swift, convenient.
Description
Technical field
The utility model miniature circuit breaker technical field, is specifically related to a kind of divide-shut brake miniature circuit breaker automatically.
Background technology
According to the intelligentized demand of China's supply network, State Grid Corporation of China requires that supply network is intelligent.Therefore, the end effector of supply network is needed---in miniature circuit breaker (or miniature circuit breaker) execution, end signal possesses tripping operation, closing function.Therefore the development trend that miniature circuit breaker is current is except possessing traditional manual divide-shut brake and the automatic tripping function of over-current and-load, also needs to have electronic divide-shut brake function (being commonly called as automatic divide-shut brake function), to realize Long-distance Control; Especially combined with intelligent ammeter, realizes arrearage automatic trip power-off, fills the function of expense automatic closing power transmission.
Electronic divide-shut brake miniature circuit breaker traditionally, comparatively complexity, easy break-down and insufficiency can not meet the defect of Utilities Electric Co.'s demand to there is structure, therefore, updating to meet to its structure the requirement that client promotes day by day, is focus and the difficult point of those skilled in the art.
Utility model content
The purpose of this utility model is to provide a kind of assembling in the process of automatic divide-shut brake driving mechanism and miniature circuit breaker, does not need flatiron to weld, is easily electrically connected, the automatic divide-shut brake miniature circuit breaker that it is assembled and unloading process is quick and easy.
The technical scheme realizing the utility model object is: a kind of divide-shut brake miniature circuit breaker automatically, comprises breaker body and automatic divide-shut brake driving mechanism; Breaker body comprises one to four circuit breaker; Each circuit breaker comprises to be moulded shell, divide-shut brake handle, operating mechanism, enters electric connecting terminals and go out electric connecting terminals; Automatic divide-shut brake driving mechanism comprises housing, circuit board, enters electrical spring and electrical verification spring; Enter electrical spring electrical connection circuit plate and with enter electric connecting terminals in any one circuit breaker; Electric connecting terminals is gone out in each electrical verification spring electrical connection circuit plate and any one circuit breaker.
In technique scheme, circuit board is provided with and multiplely connects electric contact, and respectively connecing electric contact is the solder joint, welding hole, copper sheet or the conducting terminal that arrange on circuit boards; Enter on electrical spring electrical connection circuit plate corresponding one connect electric contact and with enter electric connecting terminals in any one circuit breaker; One on each electrical verification spring electrical connection circuit plate connects and goes out electric connecting terminals in electric contact and any one circuit breaker.
In technique scheme, enter electrical spring and electrical verification spring and mould shell separately through the housing of automatic divide-shut brake and respective circuit breakers.
In technique scheme, the mid portion entering electrical spring is the straight line body of rod, and one end is the first screw thread spring body with circuit board electrical connection, and the other end is the second screw thread spring body; First screw thread spring body, the straight line body of rod and the second screw thread spring body adopt same spring silk to make, and are combined into zigzag structure; On first screw thread spring body and circuit board, corresponding one connects electric contact electrical connection, and the electric connecting terminals that enters in the second screw thread spring body and a circuit breaker adjoining with automatic divide-shut brake driving mechanism is electrically connected; Electrical verification spring is line thread spring, and one on its one end and circuit board connects electric contact electrical connection, goes out electric connecting terminals electrical connection in the other end and a corresponding circuit breaker.
In technique scheme, enter electrical spring and electrical verification spring is also provided with power connecting column; Power connecting column is positioned at the one or both ends into electrical spring and electrical verification spring;
Enter electrical spring corresponding power connecting column is crimped on connects on electric contact accordingly or be crimped on and enter on parts that electric connecting terminals is electrically connected;
The corresponding power connecting column of electrical verification spring handle is crimped on and connects on electric contact accordingly or be crimped on and go out on parts that electric connecting terminals is electrically connected.
In technique scheme, the operating mechanism of the circuit breaker adjoined with automatic divide-shut brake driving mechanism comprises the electromagnetic release mechanism with metal framework, and this metal framework is electrically connected with the electric connecting terminals that enters in this circuit breaker; The one end entering electrical spring is connected to corresponding one and connects on electric contact, the other end successively through the housing of automatic divide-shut brake driving mechanism and circuit breaker mould shell after be connected on this metal framework.
In technique scheme, each circuit breaker also comprises arc-extinguishing mechanism; Arc-extinguishing mechanism be provided with enter electric connecting terminals electrical connection upper arc striking piece and with the lower arc striking piece going out electric connecting terminals and be connected; One end of a corresponding electrical verification spring is connected to corresponding one and connects on electric contact, the other end successively through the housing of automatic divide-shut brake driving mechanism and circuit breaker mould shell after be connected on a corresponding lower arc striking piece.
In technique scheme, each lower arc striking piece is provided with perpendicular to this arc striking piece and is parallel to the straight of circuit board and meets electroplax portion, and one end of each electrical verification spring is connected to corresponding one and connects on electric contact, and the other end is connected to one and connects in electroplax portion.
In technique scheme, the center of rotation place of each divide-shut brake handle is provided with spindle hole; Automatic divide-shut brake driving mechanism also comprises output main shaft, exports main shaft and stretches out housing and insert in the spindle hole of each divide-shut brake handle.
The utility model has following technique effect: automatically divide-shut brake driving mechanism is with in miniature circuit breaker assembling process, be electrically connected and connect electrical spring and electrical verification spring is electrically connected owing to selecting, preferably add power connecting column, connect with traditional use lead-in wire (polyvinyl chloride cable) and compare, need with flatiron welding because lead-in wire (polyvinyl chloride cable) connects, assembling and unloading process complexity.The utility model then utilizes the elasticity of spring, self one end or power connecting column is pressed on the contact contact of circuit board, the other end also utilizes spring, self or on the arc striking piece of power connecting column miniature circuit breaker, thus do not need flatiron to weld, easily be electrically connected, its assembling and unloading process quick and easy.
Accompanying drawing explanation
Fig. 1 is a kind of perspective view of the present utility model;
Fig. 2 is a kind of perspective view of divide-shut brake driving mechanism automatic in miniature circuit breaker shown in Fig. 1;
Fig. 3 is a kind of decomposing schematic representation of divide-shut brake driving mechanism automatically shown in Fig. 2;
Fig. 4 for miniature circuit breaker shown in Fig. 1 removing part mould shell after a kind of perspective view;
Fig. 5 is for miniature circuit breaker shown in Fig. 4 is from a kind of perspective view during another angle views;
Fig. 6 is the close-up schematic view at A place in Fig. 5;
Fig. 7 is a kind of explosive view of automatic divide-shut brake driving mechanism shown in Fig. 2 after removing electrical verification spring and entering electrical spring;
Fig. 8 is a kind of front view of turbine of automatically linking in divide-shut brake driving mechanism shown in Fig. 2;
Fig. 9 is a kind of perspective view of the turbine of interlock shown in Fig. 8;
Figure 10 is that the turbine of interlock shown in Fig. 8 is from a kind of perspective view during another angle views;
Figure 11 is a kind of front view of STATEMENT OF FEDERALLY SPONSORED of automatically threading off in divide-shut brake driving mechanism shown in Fig. 2;
Figure 12 is a kind of perspective view of the STATEMENT OF FEDERALLY SPONSORED of dropout shown in Figure 11;
Figure 13 is for the STATEMENT OF FEDERALLY SPONSORED of dropout shown in Figure 11 is from a kind of perspective view during another angle views;
Figure 14 is a kind of front view of circuit board in automatic divide-shut brake driving mechanism shown in Fig. 7;
Figure 15 is the automatic a kind of structural representation of divide-shut brake driving mechanism when there being expense normal operating condition shown in Fig. 7;
Figure 16 is a kind of perspective view of divide-shut brake driving mechanism automatically shown in Figure 15;
Figure 17 is the automatic a kind of structural representation of divide-shut brake driving mechanism when arrearage gate-dividing state shown in Fig. 7;
Figure 18 is a kind of perspective view of divide-shut brake driving mechanism automatically shown in Figure 17;
Figure 19 is a kind of structural representation of automatic divide-shut brake driving mechanism shown in Fig. 7 when expense of filling closes a floodgate unblock momentary status;
Figure 20 is a kind of perspective view of divide-shut brake driving mechanism automatically shown in Figure 19;
Figure 21 is the automatic a kind of structural representation of divide-shut brake driving mechanism when filling expense "on" position shown in Fig. 7;
Figure 22 is a kind of perspective view of divide-shut brake driving mechanism automatically shown in Figure 20.
Embodiment
(embodiment 1)
Below in conjunction with accompanying drawing, the present embodiment is described in detail.
As shown in Figure 1, the present embodiment is a kind of divide-shut brake miniature circuit breaker automatically, comprises breaker body 2 and automatic divide-shut brake driving mechanism 1; In the present embodiment, breaker body comprises two circuit breaker 20(and is also miniature circuit breaker or miniature circuit breaker).In concrete practice, according to real needs, the quantity being combined into the miniature circuit breaker of breaker body can be selected arbitrarily in four at one.
See shown in Fig. 1 to Fig. 7, each circuit breaker comprises to be moulded shell 21, divide-shut brake handle 22, moving contact, fixed contact, operating mechanism 25, enter electric connecting terminals 26, goes out electric connecting terminals 27 and arc-extinguishing mechanism 28; The center of rotation place of each divide-shut brake handle is provided with spindle hole 221;
The operating mechanism of circuit breaker comprises separating brake dropout gangbar 251 and separating brake dropout interlock groove 252; Mould shell wall body and be provided with interlock 211, two, hole circuit breaker when adjoining, the separating brake interlock release lever of one of them circuit breaker is threaded off in interlock groove through the separating brake be plugged in behind corresponding interlock hole in another circuit breaker; In the present embodiment, be the separating brake interlock release lever in a circuit breaker far away apart from automatic divide-shut brake driving mechanism, thread off in interlock groove through the separating brake be plugged in behind corresponding interlock hole in a circuit breaker nearer apart from automatic divide-shut brake driving mechanism.
Each separating brake dropout gangbar has two state positions, and first is when after breaker closing, and its separating brake dropout gangbar is in accurate dropout position; Second is when breaker open operation, and its separating brake dropout gangbar is in raw bits; When circuit breaker is in "on" position, if gangbar of being threaded off by separating brake is stirred to raw bits, operating mechanism will be caused to drive divide-shut brake handle to carry out separating brake (being commonly called as tripping operation) action; When circuit breaker is in gate-dividing state, if do not pull divide-shut brake handle, gangbar of only attempting separating brake to thread off is stirred to standard dropout position, can not realize feed motion; If now lock separating brake dropout gangbar, even if divide-shut brake handle is pulled to closing position by external force, operating mechanism can not carry out feed motion, dynamic/static contact can not close, and once remove external force, divide-shut brake handle will automatically return to open position, therefore under gate-dividing state, by locking separating brake dropout gangbar, circuit breaker can be made not realize feed motion.These structures and technique effect are the known technologies of those skilled in the art, therefore are no longer described in detail in this structure to operating mechanism.
When the quantity of circuit breaker is two or more, by stirring one of them separating brake dropout gangbar, synchronously can drive other all separating brake dropout gangbar, carrying out synchronous separating brake action.
Automatic divide-shut brake driving mechanism 1 comprises housing 3, is provided with the drive motors 4, interlock turbine 5, linkage gear 6, output main shaft 7 and the dropout STATEMENT OF FEDERALLY SPONSORED 8 that drive turbine 41; The cross sectional shape of the output main shaft in the present embodiment selects triangle; Interlock turbine, linkage gear and each autorotation of dropout STATEMENT OF FEDERALLY SPONSORED are arranged in housing, and interlock turbine, linkage gear and dropout STATEMENT OF FEDERALLY SPONSORED center of rotation axis is separately parallel to each other, the axis exporting main shaft and separating brake dropout gangbar is also parallel to each other with the center of rotation axis of interlock turbine; The one end exporting main shaft plugs the center being fixed on linkage gear, and the other end stretches out housing and inserts in the spindle hole of each divide-shut brake handle; In the present embodiment, because the cross sectional shape of the output main shaft in automatic divide-shut brake driving mechanism is triangle, therefore the shape of spindle hole selects triangle; In concrete practice, the choosing of cross sectional shape exporting main shaft can also be rhombus, rectangle or other polygon, and the shape of corresponding spindle hole also changes with it; As long as make to export main shaft can insert spindle hole, and can synchronously drive each divide-shut brake handle to rotate, be all feasible.
Separating brake in the circuit breaker adjoined with automatic divide-shut brake driving mechanism links release lever, stretches in the housing of automatic divide-shut brake driving mechanism; Automatic divide-shut brake driving mechanism can make each circuit breaker synchronously carry out quick acting switching-off action by stirring this separating brake interlock release lever;
See shown in Fig. 8 to Figure 10, interlock turbine passes through along its center of rotation axis direction and is provided with turbine follower 51, gear drive portion 52 and cam linkage portion 53 successively, and turbine follower, gear drive portion and cam linkage portion one are arranged with one heart; The whole periphery wall of turbine follower is equipped with and the turbo tooth 511 driving turbine adaptation; Cam linkage portion is provided with reseting groove 531, recess 532, transition part 533 and protuberance 534 successively along its periphery; In the periphery wall in gear drive portion and cam linkage portion, the wall body of protuberance adjoiner is provided with the multiple driving gears 521 with linkage gear adaptation; Protuberance 534 in multiple driving gear 521 described in the present embodiment and cam linkage portion, substantially identical in the position of respective place periphery wall, folded central angle and residing arc length, this structure can ensure that protuberance and interlock tooth arrive certain angle place substantially simultaneously.
In addition, in the present embodiment, described recess 532 is concentric with the sideline, periphery of protuberance 534 and the different circular arc of radius, and the radius in sideline, protuberance periphery is greater than the radius in sideline, recess periphery; The sideline, periphery of described transition part 533, its one end be connected with recess is linearly, and its one end be connected with protuberance is arc shaped; Described reseting groove 531 is preferably towards the tangential direction indent in sideline, recess periphery.In concrete practice, according to the actual requirements with the size of each parts, it is all feasible for carrying out suitable adjustment to said structure relation, also in the utility model scope required for protection.
See shown in Figure 11 to Figure 13, dropout STATEMENT OF FEDERALLY SPONSORED is provided with center of rotation hole 81, drive link portion 82 and driving lever portion 83; Drive link portion is provided with the driving contact face 821 for being connected on interlock turbine cam linkage portion periphery wall, and this driving contact face is provided with reset breach 822; Dropout STATEMENT OF FEDERALLY SPONSORED is rotated by the bearing pin be plugged in its center of rotation hole and is arranged in the housing.
The present embodiment when being placed in ammeter box and using, generally speaking, because the guide rail in ammeter box vertically arranges along horizontal line; Therefore breaker body is fixed on guide rail by the diapire being provided with card rail, its side being provided with divide-shut brake handle as front just to user so that move divide-shut brake handle; Be provided with a side into electric connecting terminals as top, be provided with out a side of electric connecting terminals as bottom, two sides are respectively as left-hand end and right-hand end in addition; Put state according to this kind, the left side shell wall of the automatic divide-shut brake driving mechanism middle shell in the present embodiment is provided with interlock hole 31 of threading off, connect electric groove 33 and multiplely connect electric hole 32.
See shown in Fig. 2 to Fig. 7, separating brake dropout gangbar in the circuit breaker adjoined with automatic divide-shut brake driving mechanism 251 hole 31 of linking through threading off stretches in the housing of automatic divide-shut brake driving mechanism; Also be provided with stop collar 36 in housing, this stop collar is for being set in the separating brake dropout gangbar 251 inserted in housing, and the driving lever portion 83 of interlock dropout part can by stirring stop collar 36 or separating brake dropout gangbar 251 realizes the action of rapid-releasing separating brake.The present embodiment is that preferred driving lever portion 83 stirs separating brake dropout gangbar 251 and realizes the action of rapid-releasing separating brake.In addition, the end in the driving lever portion 83 in the present embodiment is also provided with spacing angle 831, and one-tenth obtuse angle, sideline, the outside shape at spacing angle, separating brake dropout gangbar 251 is stirred and locked in driving lever portion 83 by this spacing angle 831.
See shown in Fig. 7 and Figure 14, in the housing of automatic divide-shut brake driving mechanism, be also provided with the circuit board 9 with central control circuit; Interlock turbine is also provided with installing hole 535, and an induced magnet 84 is embedded in this installing hole; Circuit board is provided with and two of this induced magnet adaptation inductive switches 91, induced magnet along with interlock turbine rotation to triggering a corresponding inductive switch during predeterminated position, thus give central control circuit signal, central control circuit can judge the turned position of interlock turbine according to the change of signal.The front of housing is provided with the toggle switch 34 for starting or turn off central control circuit; The upper end of housing is provided with signal terminal 35, and central control circuit is connected with signal terminal 35.
The automatic divide-shut brake driving mechanism of the present embodiment also comprises one and enters electrical spring 92 and two electrical verification springs 93; Enter electric connecting terminals in the circuit breaker entering electrical spring electrical connection circuit plate and adjoin with automatic divide-shut brake driving mechanism, this enters electrical spring for connecing electricity from this circuit breaker, for providing working power for circuit board; Electric connecting terminals is gone out in each electrical verification spring electrical connection circuit plate and each circuit breaker, each electrical verification spring is used for power taking from each circuit breaker, judge that circuit breaker is in combined floodgate or gate-dividing state for central control circuit, when electrical verification spring is charged, can think that corresponding circuit breaker is in "on" position, when electrical verification spring is not charged, can think that corresponding circuit breaker is in gate-dividing state.In concrete practice, the quantity entering electrical spring and electrical verification spring can be determined according to the concrete needs of control circui.
Specifically, as shown in Figure 14, circuit board in the present embodiment is provided with and multiplely connects electric contact 94, the described electric contact that respectively connects is the solder joint, welding hole or the copper sheet that arrange on circuit boards, because the neighboring of the welding hole in traditional circuit-board is coated with the conductive layer of annular, can connect electric contact as one to use, therefore the default welding hole on the present embodiment preferred circuit plate is as connecing electric contact.
Electrical spring 92 is entered in the present embodiment, in order to avoid the installation site of drive motors, interlock turbine, linkage gear and dropout STATEMENT OF FEDERALLY SPONSORED, have employed zigzag frame mode, mid portion is the straight line body of rod 923, one end is for abutting a corresponding first screw thread spring body 921 connect on electric contact on circuit boards, the other end is the second screw thread spring body 922 on the conductive component for being connected in the circuit breaker adjoined with automatic divide-shut brake driving mechanism, this conductive component need and this circuit breaker in enter electric connecting terminals electrical connection.The straight line body of rod 923 entering electrical spring 92 is embedded in and connects in electric groove 33, prevents it from hindering the installation side by side of moulding shell of the housing of automatic divide-shut brake driving mechanism and an adjacent circuit breaker.
Electrical verification spring 93 in the present embodiment adopts line thread spring structure, its one end to be connected on circuit board corresponding one and to connect electric contact, the other end is connected on the conductive component in each circuit breaker, this conductive component need and this circuit breaker in go out electric connecting terminals electrical connection.
Further preferred version adds power connecting column 95 on the one or both ends entering electrical spring and electrical verification spring; In the present embodiment, the middle-end part of power connecting column is cylindric, center, two ends is respectively provided with a projection, the projection of one end insert on circuit board corresponding one as the welding hole connecing electric contact, the other end stretches in the first screw thread spring body 921 of electrical spring or stretches in electrical verification spring; This scheme is also feasible, and has better conduction and positioning performance.
In the present embodiment, the operating mechanism of the circuit breaker adjoined with automatic divide-shut brake driving mechanism comprises the electromagnetic release mechanism 254 with metal framework 253, and this metal framework is electrically connected with the electric connecting terminals that enters in this circuit breaker; The one end entering electrical spring is connected to corresponding one and connects on electric contact, the other end successively through the housing of automatic divide-shut brake driving mechanism and this circuit breaker mould shell after be connected on this metal framework; Be provided with in arc-extinguishing mechanism in each circuit breaker arc control device 283, with enter upper arc striking piece 281 that electric connecting terminals is electrically connected and with the lower arc striking piece 282 going out electric connecting terminals and be connected; One end of a corresponding electrical verification spring is connected to corresponding one and connects on electric contact, the other end successively through the housing of automatic divide-shut brake driving mechanism and circuit breaker mould shell after be connected on a corresponding lower arc striking piece.
Further preferred version is: each lower arc striking piece is provided with perpendicular to this arc striking piece and is parallel to the straight of circuit board and meets electroplax portion 284, and one end of each electrical verification spring is connected to corresponding one and connects on electric contact, and the other end is connected to one and connects in electroplax portion.
The course of work of the present embodiment is as follows: first by holding wire connection signal binding post 35 and external intelligent electric meter, and the toggle switch 34 on automatic divide-shut brake drive mechanism housing front is dialed to the position of "ON", central control circuit is normally worked.
See shown in Figure 15 to Figure 16, the present embodiment has been in expense normal operating condition, and each circuit breaker is all in "on" position, and the separating brake dropout gangbar 251 in each circuit breaker is in accurate dropout position, the driving contact face 821 of now dropout STATEMENT OF FEDERALLY SPONSORED 8 is connected on the transition part 533 of interlock turbine 5 cam linkage portion 53, in dropout STATEMENT OF FEDERALLY SPONSORED 8, the spacing angle 831 in driving lever portion 83 is not to separating brake dropout gangbar 251 applied thrust, the driving gear 521 of interlock turbine middle gear drive division 52 does not now touch linkage gear, linkage gear is in clutch state with interlock turbine in fact, the now positive and negative rotation of linkage gear all can not be subject to the obstruction of interlock turbine, therefore under this kind of state, automatic divide-shut brake driving mechanism can not hinder the rotation of divide-shut brake handle in breaker body, divide-shut brake handle is now free to carry out separating brake and closing operation, also namely freely manual breaking-closing operating can be carried out.
See shown in Figure 17 to Figure 18, the present embodiment is in arrearage gate-dividing state, and each circuit breaker is all in gate-dividing state; When after subscriber arrearage, external intelligent electric meter sends signal to the central control circuit on circuit board; Drive motors rotates, and drives interlock turbine rotation by driving turbine 41; Described interlock turbine rotates along clockwise direction from position shown in Figure 15, protuberance 534 in cam linkage portion also rotates clockwise thereupon, radius due to sideline, protuberance periphery is greater than the radius in sideline, transition part 533 periphery, therefore protuberance is when replacing recess to be connected on driving contact face, play a driving role to the drive link portion of dropout STATEMENT OF FEDERALLY SPONSORED, dropout STATEMENT OF FEDERALLY SPONSORED rotates around it centre bore 81 and rotates clockwise; When link position shown in turbine rotation to Figure 17 time, the driving gear 521 of interlock turbine middle gear drive division 52 does not still touch linkage gear, in now dropout STATEMENT OF FEDERALLY SPONSORED, separating brake dropout gangbar has been stirred in driving lever portion, make it from standard dropout bit jitter to raw bits, make each circuit breaker transfer tripped condition to instantaneously from gate-dividing state, realize the action of arrearage fast trip; After separating brake dropout STATEMENT OF FEDERALLY SPONSORED moves to raw bits, dropout STATEMENT OF FEDERALLY SPONSORED also locks separating brake dropout gangbar spacing in raw bits by its spacing angle; If now pulled divide-shut brake handle to closing position by external force, once remove external force, divide-shut brake handle will automatically return to sub-gate position, therefore can not realize feed motion; If now turn off toggle switch, due to electric motor circuit breaking akinesia, separating brake dropout gangbar is still in the lock state, and user still can not carry out closing by hand action; The power transmission therefore the present embodiment closes a floodgate after can effectively preventing subscriber arrearage privately.
See shown in Figure 19 to Figure 20, the present embodiment is in and fills expense combined floodgate unblock momentary status, and each circuit breaker is still in gate-dividing state, owing to locking spacing firmly separating brake dropout gangbar before this, want to close a floodgate, unlocking motion must be carried out to separating brake gangbar of threading off: drive motors rotates, drive interlock turbine rotation by its turbine, make interlock turbine turn to position shown in Figure 19 from position shown in Figure 17, under the acting in conjunction of reseting groove 531 and reset breach, one jiao of the protuberance adjacent with reseting groove 531 can embed in the reset breach of dropout STATEMENT OF FEDERALLY SPONSORED, thus makes the driving contact face 821 of dropout STATEMENT OF FEDERALLY SPONSORED can be connected on the periphery wall of recess 532 in cam linkage portion, now, driving lever portion, owing to there being rotary space, can not continuing locking separating brake dropout gangbar again, thus realize filling expense combined floodgate released state, ensure that circuit breaker there will not be dropout phenomenon in making process, also namely ensure that circuit breaker there will not be the phenomenon of closing not brake application in making process, in addition, if now because reason is put in the position of circuit breaker self, such as and above described normal mounting state puts upside down storing, when causing this unblock instantaneously, the driving contact face 821 of dropout STATEMENT OF FEDERALLY SPONSORED is failed on the periphery wall of the recess 532 being connected to cam linkage portion, also be do not affect to unlock effect, because when next step carries out filling expense feed motion, separating brake dropout gangbar will move to accurate dropout position from raw bits, separating brake release lever will promote the spacing angle of dropout STATEMENT OF FEDERALLY SPONSORED, the driving contact face 821 of dropout STATEMENT OF FEDERALLY SPONSORED is connected on the periphery wall of recess 532 in cam linkage portion.
See shown in Figure 21 to Figure 22, the present embodiment fills expense "on" position, and each circuit breaker is all in "on" position; Owing to relieving the locking to separating brake dropout gangbar before this, therefore interlock turbine is from position shown in Figure 19, along with motor opens the further rotation turning and drive interlock turbine, driving gear on interlock turbine and linkage gear engagement, and then stir linkage gear rotation, thus the divide-shut brake handle in each circuit breaker is driven to carry out feed motion by exporting main shaft; After this, drive motors is rotated further, and drives position shown in interlock turbine rotation to Figure 15.
When needs overhaul subscriber's line, circuit breaker is needed to be in gate-dividing state, now preferred toggle switch is dialed to "Off" position, such benefit turns off central control circuit, the ability of drive motors running out of hand, prevent in maintenance process, because the control being subject to remote signal makes circuit breaker carry out feed motion, cause electric shock accidents.
The utility model has following technique effect: (1) the present embodiment can realize remote signal and control to close a floodgate and separating brake, and can judge that miniature circuit breaker is fault trip, arrearage tripping operation or artificial separating brake etc.When subscriber arrearage, can Long-distance Control separating brake; After user fills expense, can Long-distance Control close a floodgate.Belong to locking state after miniature circuit breaker Long-distance Control separating brake, not closing a floodgate by manually pulling small-size breaker handle, can only be closed a floodgate by Long-distance Control; During Long-distance Control "on" position, any separating brake, combined floodgate can be carried out by manually pulling small-size breaker handle.(2) when subscriber's line needs repairing, toggle switch can be pulled out off-position, turn off intelligent central control circuit, lose the ability of Long-distance Control drive motors.Remote signal controls ability out of hand, cannot control miniature circuit breaker, and when preventing false switching from causing keeping in repair, maintenance personal is electrically shocked.(3) automatically divide-shut brake driving mechanism with in miniature circuit breaker assembling process, be electrically connected and connect electrical spring and electrical verification spring is electrically connected owing to selecting, preferably add power connecting column, connect with traditional use lead-in wire (polyvinyl chloride cable) and compare, need with flatiron welding because lead-in wire (polyvinyl chloride cable) connects, assembling and unloading process complexity.The utility model then utilizes the elasticity of spring, self one end or power connecting column is pressed on the contact contact of circuit board, the other end also utilizes spring, self or on the arc striking piece of power connecting column miniature circuit breaker, thus do not need flatiron to weld, easily be electrically connected, its assembling and unloading process quick and easy.
Obviously, above-described embodiment of the present utility model is only for the utility model example is clearly described, and is not the restriction to execution mode of the present utility model.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And these belong to connotation of the present utility model the apparent change of extending out or variation still belong to protection range of the present utility model.
Claims (9)
1. an automatic divide-shut brake miniature circuit breaker, comprises breaker body and automatic divide-shut brake driving mechanism; Breaker body comprises one to four circuit breaker; Each circuit breaker comprises to be moulded shell, divide-shut brake handle, operating mechanism, enters electric connecting terminals and go out electric connecting terminals; It is characterized in that:
Automatic divide-shut brake driving mechanism comprises housing, circuit board, enters electrical spring and electrical verification spring; Enter electrical spring electrical connection circuit plate and with enter electric connecting terminals in any one circuit breaker; Electric connecting terminals is gone out in each electrical verification spring electrical connection circuit plate and any one circuit breaker.
2. automatic divide-shut brake miniature circuit breaker according to claim 1, is characterized in that: circuit board is provided with and multiplely connects electric contact, and respectively connecing electric contact is the solder joint, welding hole, copper sheet or the conducting terminal that arrange on circuit boards; Enter on electrical spring electrical connection circuit plate corresponding one connect electric contact and with enter electric connecting terminals in any one circuit breaker; One on each electrical verification spring electrical connection circuit plate connects and goes out electric connecting terminals in electric contact and any one circuit breaker.
3. automatic divide-shut brake miniature circuit breaker according to claim 1, is characterized in that: enter electrical spring and electrical verification spring and mould shell separately through the housing of automatic divide-shut brake and respective circuit breakers.
4. automatic divide-shut brake miniature circuit breaker according to claim 1, is characterized in that: the mid portion entering electrical spring is the straight line body of rod, and one end is the first screw thread spring body with circuit board electrical connection, and the other end is the second screw thread spring body; First screw thread spring body, the straight line body of rod and the second screw thread spring body adopt same spring silk to make, and are combined into zigzag structure; On first screw thread spring body and circuit board, corresponding one connects electric contact electrical connection, and the electric connecting terminals that enters in the second screw thread spring body and a circuit breaker adjoining with automatic divide-shut brake driving mechanism is electrically connected; Electrical verification spring is line thread spring, and one on its one end and circuit board connects electric contact electrical connection, goes out electric connecting terminals electrical connection in the other end and a corresponding circuit breaker.
5. automatic divide-shut brake miniature circuit breaker according to claim 4, is characterized in that: enter electrical spring and electrical verification spring is also provided with power connecting column; Power connecting column is positioned at the one or both ends into electrical spring and electrical verification spring;
Enter electrical spring corresponding power connecting column is crimped on connects on electric contact accordingly or be crimped on and enter on parts that electric connecting terminals is electrically connected;
The corresponding power connecting column of electrical verification spring handle is crimped on and connects on electric contact accordingly or be crimped on and go out on parts that electric connecting terminals is electrically connected.
6. automatic divide-shut brake miniature circuit breaker according to claim 2, it is characterized in that: the operating mechanism of the circuit breaker adjoined with automatic divide-shut brake driving mechanism comprises the electromagnetic release mechanism with metal framework, this metal framework is electrically connected with the electric connecting terminals that enters in this circuit breaker; The one end entering electrical spring is connected to corresponding one and connects on electric contact, the other end successively through the housing of automatic divide-shut brake driving mechanism and circuit breaker mould shell after be connected on this metal framework.
7. automatic divide-shut brake miniature circuit breaker according to claim 2, is characterized in that: each circuit breaker also comprises arc-extinguishing mechanism; Arc-extinguishing mechanism be provided with enter electric connecting terminals electrical connection upper arc striking piece and with the lower arc striking piece going out electric connecting terminals and be connected; One end of a corresponding electrical verification spring is connected to corresponding one and connects on electric contact, the other end successively through the housing of automatic divide-shut brake driving mechanism and circuit breaker mould shell after be connected on a corresponding lower arc striking piece.
8. automatic divide-shut brake miniature circuit breaker according to claim 7, it is characterized in that: each lower arc striking piece is provided with perpendicular to this arc striking piece and is parallel to the straight of circuit board and meets electroplax portion, one end of each electrical verification spring is connected to corresponding one and connects on electric contact, and the other end is connected to one and connects in electroplax portion.
9. automatic divide-shut brake miniature circuit breaker according to claim 1, is characterized in that: the center of rotation place of each divide-shut brake handle is provided with spindle hole; Automatic divide-shut brake driving mechanism also comprises output main shaft, exports main shaft and stretches out housing and insert in the spindle hole of each divide-shut brake handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520602581.6U CN205028865U (en) | 2015-08-12 | 2015-08-12 | Automatic divide -shut brake miniature circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520602581.6U CN205028865U (en) | 2015-08-12 | 2015-08-12 | Automatic divide -shut brake miniature circuit breaker |
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| Publication Number | Publication Date |
|---|---|
| CN205028865U true CN205028865U (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520602581.6U Active CN205028865U (en) | 2015-08-12 | 2015-08-12 | Automatic divide -shut brake miniature circuit breaker |
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| Country | Link |
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| CN (1) | CN205028865U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105097371A (en) * | 2015-08-12 | 2015-11-25 | 宏秀电气有限公司 | Automatic opening and closing small circuit breaker |
| WO2017025049A1 (en) * | 2015-08-12 | 2017-02-16 | 宏秀电气有限公司 | Linkage worm gear for automatic engaging/disengaging drive mechanisms |
| CN108022807A (en) * | 2017-12-28 | 2018-05-11 | 高锦 | A kind of power connection seat for miniature circuit breaker |
-
2015
- 2015-08-12 CN CN201520602581.6U patent/CN205028865U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105097371A (en) * | 2015-08-12 | 2015-11-25 | 宏秀电气有限公司 | Automatic opening and closing small circuit breaker |
| WO2017025049A1 (en) * | 2015-08-12 | 2017-02-16 | 宏秀电气有限公司 | Linkage worm gear for automatic engaging/disengaging drive mechanisms |
| US10593500B2 (en) | 2015-08-12 | 2020-03-17 | Hongxiu Electrical Co., Ltd. | Linkage gear mechanism for automatic opening/closing driving mechanism |
| CN108022807A (en) * | 2017-12-28 | 2018-05-11 | 高锦 | A kind of power connection seat for miniature circuit breaker |
| CN108022807B (en) * | 2017-12-28 | 2019-07-12 | 乐清市华尊电气有限公司 | A kind of miniature circuit breaker |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zheng Wenxiu Inventor after: Zheng Yiyang Inventor after: Qian Jiangbo Inventor before: Zheng Wenxiu Inventor before: Zheng Yiyang Inventor before: Qian Jiangbo Inventor before: Pan Yongqiang |
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| COR | Change of bibliographic data |