CN103594293B - There is the C type intelligent breaker of automatic switching-in function - Google Patents
There is the C type intelligent breaker of automatic switching-in function Download PDFInfo
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- CN103594293B CN103594293B CN201310280333.XA CN201310280333A CN103594293B CN 103594293 B CN103594293 B CN 103594293B CN 201310280333 A CN201310280333 A CN 201310280333A CN 103594293 B CN103594293 B CN 103594293B
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Abstract
The present invention is a kind of C type intelligent breaker with automatic switching-in function, comprising: a breaker body, described breaker body comprises: a upper cover, and described upper cover has offered a short slot, the ON/OFF position that the corresponding isolating switch in the two ends of described short slot is in; One handle stretches out described short slot; One under casing, described under casing is provided with circuit breaker actuating mechanism, and end of incoming cables and leading-out terminal, and described isolating switch break-make actuating mechanism is triggered by described handle; Also comprising: a loading plate, described loading plate is arranged between described upper cover and under casing, and described loading plate is provided with a parallel moving mechanism and a clicking section, and described clicking section and described handle lean; Under the control of an automatic switching-in control unit, the described clicking section described in parallel moving mechanism promotion carries out reciprocation action, switches between the on/off states from making described handle.
Description
Technical field
What the present invention relates to is a kind of isolating switch, in particular to be a kind of isolating switch that can realize the handle of automatic switching-in function and expose.
Background technology
Switch switchgear for power department, is guarantee Electrical Safety, carries out the essential equipment of circuit switching, and along with country is to the release of intelligent grid plan, it is an important direction that breaker apparatus needs to stride forward to intelligence words.
Refer to shown in Fig. 1, it is isolating switch of the prior art, we are referred to as breaker body in the present invention, described isolating switch can be three-phase can also be single-phase, it is possible to be common miniature circuit breaker, be also can be big switch, it all comprises: a box body, common box body is made up of upper cover and under casing, and described upper cover has offered a short slot, the ON/OFF position that the corresponding isolating switch in the two ends of described short slot is in; One handle stretches out described short slot; One under casing, described under casing is provided with circuit breaker actuating mechanism, and end of incoming cables and leading-out terminal, and described isolating switch break-make actuating mechanism is triggered by described handle; Described circuit breaker actuating mechanism also comprises the linkage assembly being connected with handle, the one lower end of gangbar of described linkage assembly is hinged is provided with acting arm, when linking under the effect of handle, assembly rotates, thus the acting arm described in driving is rotated, movable contact in described acting arm is contacted with the rest contact on described quiet tactile sheet, described quiet tactile sheet is connected with the leading-out terminal on described under casing, thus realizes spreading out of electric current.
But following defect is still had for existing isolating switch:
1, in payment system, user hands in after the electricity charge isolating switch retroactively can automatic closing, it is necessary to electricity consumption family oneself processes, thus makes troubles to user;
2, when occurrence temperature crosses high abnormal electricity consumption situation, it is slower that existing isolating switch disconnects speed;
3, when multiplexing electric abnormality situation is not got rid of, user can close a floodgate, consequently, it is possible to bring potential safety hazard.
In view of above-mentioned defect, creator of the present invention obtains this creation finally through long-time research and practice.
Summary of the invention
It is an object of the present invention to provide a kind of C type intelligent breaker with automatic switching-in function, in order to overcome above-mentioned defect.
For achieving the above object, the technical solution used in the present invention is, a kind of C type intelligent breaker with automatic switching-in function is provided, comprising: a breaker body, described breaker body comprises: a upper cover, described upper cover has offered a short slot, the ON/OFF position that the corresponding isolating switch in the two ends of described short slot is in;
One handle stretches out described short slot;
One under casing, described under casing is provided with circuit breaker actuating mechanism, and end of incoming cables and leading-out terminal, and described isolating switch break-make actuating mechanism is triggered by described handle;
Also comprising: a loading plate, described loading plate is arranged between described upper cover and under casing, and described loading plate is provided with a parallel moving mechanism and a clicking section, and described clicking section and described handle lean;
Under the control of an automatic switching-in control unit, the described clicking section described in parallel moving mechanism promotion carries out reciprocation action, switches between the on/off states from making described handle.
Described clicking section is a shift fork, and described shift fork one end is provided with one group of mouth, and described handle is placed in described group mouth, and the both wings of described shift fork are respectively arranged with and connect hole, and middle part and the described loading plate of described shift fork are coupling.
The parallel moving mechanism corresponding with above-mentioned clicking section comprises: described parallel moving mechanism comprises: one to electro-magnet, it is installed on described loading plate respectively, the connection hole described in armature end and of each described electro-magnet is hinged, the electromagnet described in two be not in identical working order.
The useful effect of the present invention is compared with the prior art, it is possible to realize the automatic closing of isolating switch, is applicable to the Long-distance Control of isolating switch, is the basic product of intelligent grid development.
Accompanying drawing explanation
Fig. 1 is the exploded view of existing isolating switch;
Fig. 2 is the front view that the present invention has the C type intelligent breaker of automatic switching-in function;
Fig. 3 A is the front view after the C type intelligent breaker automatic closing machine assembly embodiment one that the present invention has an automatic switching-in function takes off upper cover;
Fig. 3 B is the three-dimensional exploded view that the present invention has the C type intelligent breaker automatic closing machine assembly embodiment one of automatic switching-in function;
Fig. 4 A is the front view after the C type intelligent breaker automatic closing machine assembly embodiment two that the present invention has an automatic switching-in function takes off upper cover;
Fig. 4 B is the front view after the C type intelligent breaker automatic closing machine assembly embodiment two that the present invention has an automatic switching-in function takes off upper cover;
Fig. 5 A is the control partial circuit automatic closing control subelement schematic diagram one that the present invention has the C type intelligent breaker of automatic switching-in function;
Fig. 5 B is the control partial circuit automatic closing control subelement schematic diagram two that the present invention has the C type intelligent breaker of automatic switching-in function;
Fig. 5 C is the control partial circuit automatic closing control subelement schematic diagram three that the present invention has the C type intelligent breaker of automatic switching-in function;
Fig. 5 D is the control partial circuit automatic closing control subelement schematic diagram four that the present invention has the C type intelligent breaker of automatic switching-in function;
Fig. 5 E is the control partial circuit automatic closing control subelement schematic diagram five that the present invention has the C type intelligent breaker of automatic switching-in function;
Fig. 5 F is the control partial circuit automatic closing control subelement schematic diagram six that the present invention has the C type intelligent breaker of automatic switching-in function;
Fig. 5 G is the control partial circuit automatic closing control subelement schematic diagram seven that the present invention has the C type intelligent breaker of automatic switching-in function;
Fig. 5 H be the present invention have the C type intelligent breaker of automatic switching-in function automatic closing control subelement motor is realized to-and-fro movement pilot circuit schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, to above-mentioned being described in more detail with other technology feature and advantage of the present invention.
Refer to shown in Fig. 2, it has the front view of the C type intelligent breaker of automatic switching-in function for the present invention, the described C type intelligent breaker with automatic switching-in function comprises a breaker body, described breaker body comprises a box body, box body is made up of upper cover 11, loading plate 10 and a under casing 12, described under casing 12 is provided with inlet wire port 115 and outlet port 113, in order to realize described phase line and zero line access and to pick out; All it is provided with longitudinally isolation plate between each inlet wire (phase line, zero line) to separate, and it is connected with inlet wire tinsel in inside.
Described circuit breaker actuating mechanism comprises: handle 114, and the linkage assembly being connected with handle 114, the one lower end of gangbar of described linkage assembly is hinged is provided with acting arm, when linking under the effect at handle 114, assembly rotates, thus the acting arm described in driving is rotated, movable contact in described acting arm is contacted with the rest contact on described quiet tactile sheet, described quiet tactile sheet is connected with the leading-out terminal on described under casing, thus realizes being spread out of by electric current (this is prior art);
The described C type intelligent breaker with automatic switching-in function is made up of mechanical part and control part, for automatic switching-in function, it is possible to think to be made up of automatic closing machine assembly and automatic switching-in control unit. The present invention has the C type intelligent breaker of automatic switching-in function, comprising: a breaker body, described breaker body comprises: a upper cover 11, and described upper cover has offered a short slot 111, the ON/OFF position that the corresponding isolating switch in the two ends of described short slot 111 is in; Described handle 114 stretches out described short slot 111.
Referring to shown in Fig. 3 A and Fig. 3 B, it is respectively the C type intelligent breaker automatic closing machine assembly embodiment one that the present invention has an automatic switching-in function and takes off the front view after upper cover and three-dimensional exploded view; The described C type intelligent breaker with automatic switching-in function comprises: a loading plate 10, described loading plate 10 is arranged between described upper cover 11 and under casing 12, described loading plate 10 offers the opening 101 corresponding with described short slot, being provided with a parallel moving mechanism and a clicking section on described loading plate, described clicking section and described handle 114 lean;
The described clicking section described in parallel moving mechanism promotion carries out reciprocation action, switches between the on/off states from making described handle 114.
Wherein, described clicking section is a shift fork 51, and described shift fork 51 one end is provided with one group of mouth, and described handle 114 is placed in described group mouth, and the other end of described shift fork 51 is provided with a promotion mouth. Being provided with first guide groove 103 mutually parallel with described short slot 11 and the 2nd guide groove 104 on described loading plate 10, the bottom surface of described shift fork 51 is provided with the one first protruding 511 and the 2nd projection 512, and described projection is embedded in described guide groove.
Described parallel moving mechanism comprises:
One motor 215, its output shaft is provided with a threaded post, and described threaded post has one end, and described motor 215 bottom side is provided with a supporting part;Having a gap slot 102 on described loading plate 10, described motor 215 is placed in described gap slot 102.
One guided bearing seat 52, it is placed on loading plate 10, and described guided bearing seat 52 has an inner thread mouth, in the described inner thread mouth described in threaded post screw-in;
Wherein, the end of described threaded post is corresponding with two inner side-walls of the promotion mouth of described shift fork 51 respectively with described supporting part.
Preferably, also comprise lifting separation mechanism, use so that can be separated between described shift fork 51 and parallel moving mechanism.
Described lifting separation mechanism comprises:
One is arranged at the traction hole in the middle part of described shift fork 51;
One towbar 531, it is through described traction hole, and described towbar 531 upper end is provided with traction handle.
One elasticity part 532, it is set on described towbar 531, and in order to realize the reset of traction handle, the elasticity part 532 herein adopted is spring.
Described upper cover 11 is provided with a breach 16, and described traction handle is through described breach 16, and after described traction handle is pulled up, its lower end is against on described upper cover 11.
When described motor 215 rotates, then can relative to described guided bearing seat 52 translation, lean the promotion mouth of described shift fork 51, described shift fork 51 is moved along first, second described guide groove 103,104, thus the handle 114 described in realizing switches between the on/off states.
Preferably, also comprise: one speed reducer, on its output shaft being arranged at described motor 215, then the output shaft of described speed reduction unit and described threaded post Joint.
Preferably, described upper cover 11 is provided with safety check switch 32, the blocking Switch Controller on itself and described automatic switching-in control unit should, use when overhauling, prevent acting on isolating switch at motor 215 and close a floodgate.
Preferably, described circuit control panel 3 is provided with some status indicator lamps 31, is installing after described upper cover 11, with to reserve open-work on upper cover 11 corresponding.
Also being provided with an electrical apparatus release at the bottom of described case, the motion end of described electrical apparatus release is connected by a gangbar of connecting rod with described linkage assembly, when described electrical apparatus release obtains the control signal of corresponding pilot circuit on described circuit control panel; Produce trip action, i.e. the gangbar action described in motion end promotion of described electrical apparatus release, thus described movable contact is separated with described rest contact. Described electrical apparatus release is an electromagnet, and described motion end is its armature end.
Being short-circuited or during the abnormal conditions such as overcurrent, preferably, a mechanical automatic locking mechanism can also be comprised, comprising: a gag lever post 2171, described gag lever post 2171 one end is provided with a crook, its be hooked in an axial gangbar arrange groove in, described axial gangbar can swing, and leaning mutually with a linkage block of described linkage assembly, the other end of described gag lever post 2171 can be stretched out (being at least align and do not stretch out with above-mentioned hole 1111) by the hole 1111 arranged on described upper cover 11; Be provided with a groove in the middle part of described gag lever post 2171, a mounting block 2172 from below with described upper cover 11 concrete mutually, and through described groove, in described groove, be provided with return spring; When unusual condition occurs, described electrical apparatus release action, axial gangbar described in shake-up is rotated, thus the linkage block forcing described linkage assembly is rotated, and then described movable contact is separated with rest contact, now described gag lever post 2171 crook, skid off from described groove, owing to being provided with action of reset spring in described groove, described gag lever post 2171 upwards moves, and stretches out from the hole 1111 of described upper cover, and described crook leans in described axial gangbar, thus make it not reset, namely form self-locking.In this case, the indicative function that the gag lever post 2171 stretched out also plays proves, current isolating switch trip condition by extremely causing, if it is desired to close a floodgate will be artificial by the gag lever post 2171 that stretches out by bar 2173 by going back, described crook is embedded groove from new, thus realizes unlocking.
Certainly above-mentioned be machinery self-locking, if adopt electronics self-locking, then usually do not need to have unlocked artificially, convenient and timely.
Referring to shown in Fig. 4 A and Fig. 4 B, it is respectively the C type intelligent breaker automatic closing machine assembly embodiment two that the present invention has an automatic switching-in function and takes off the front view after upper cover and three-dimensional exploded view; Itself and embodiment one obtain difference and are, described clicking section is a shift fork 51, described shift fork 51 one end is provided with one group of mouth, described handle 114 is placed in described group mouth, the both wings of described shift fork are respectively arranged with and connect hole 511, and middle part and the described loading plate 10 of described shift fork 51 are coupling.
Described parallel moving mechanism comprises: one to electro-magnet 541, 542, it is installed on described loading plate 10 respectively, each described electro-magnet 541, connection hole 511 described in the armature end of 542 and is hinged, electromagnet 541 described in two, 542 are not in identical working order, namely one of them is in armature and stretches out state, then another electromagnetism iron rule is in armature and does not stretch out state, will make like this to form linkage assembly between described parallel moving mechanism and shift fork, namely by two electro-magnet 541, the alternately change of 542 states, handle 114 described in realization switches between the on/off states.
Refer to shown in Fig. 5 A, it has the automatic switching-in control unit schematic diagram one of the C type intelligent breaker of automatic switching-in function for the present invention, the present embodiment is for three-phase, described pilot circuit comprises: a power acquisition collected works unit, it obtains electric current signal described phase line, described power acquisition collected works unit relates generally to the rectifying and wave-filtering effect to phase line current, adopts three diode D1��D3 to be connected with phase line A��C respectively here, and adopts electric capacity C3 to carry out filtering;
One voltage stabilizing circuit, comprising: a voltage stabilizing tube DW1 and electric capacity C1, C2 in parallel with it, the negative pole ground connection of wherein said electric capacity C1, its positive pole is connected with the output terminal of described power acquisition collected works unit;
One dropout subelement, in order to when receiving a dropout control signal, to make isolating switch produce open circuit action; It comprises an electro-magnet, and one end of its solenoid TQXQ obtains a unidirectional voltage (electric current) from described power acquisition collector, and its other end, by a controllable silicon SCR ground connection, is provided with an electric capacity C4 between described controllable silicon SCR control end and ground;
One short circuit detection circuit, it is in order to whether detection has short circuit generation, export a control signal when a short circuit occurs, described short circuit detection circuit comprises: three groups of short circuit detecing elements and decision element, described short-circuit detecing element in order to produce a variable quantity (here with dry-reed tube Sa when being short-circuited exception, Sb, Sc is example), described judge that element (adopting comparer IC1-1��IC1-3 here as example) obtains a variable quantity by described short-circuit detecing element and compares with a benchmark set in advance, (both quantity is consistent with phase line number), described dry-reed tube Sa, Sb, one end of Sc is connected with the in-phase end of described comparer IC1-1��IC1-3, the other end of described dry-reed tube Sa, Sb, Sc, is connected with the output terminal of described power acquisition collected works unit, as the comparison signal of described comparer IC1-1��IC1-3,The end of oppisite phase of described comparer IC1-1��IC1-3 obtains a stable voltage signal, as votage reference; Being obtained by component compressive resistance R3, a R4 in the present embodiment, wherein, one end of described point of compressive resistance R3 is connected with the electric capacity C1 negative electrode in described voltage stabilizing circuit, and the other end is connected with the output terminal of described power acquisition collected works unit; It is provided with diode D7, D10, D13 between the output terminal of each comparer IC1-1��IC1-3 and positive terminal; Dry-reed tube Sa, Sb, Sc of described each short-circuit detecting circuit is connected with the control end of described controllable silicon SCR by diode D5, D9, a D12, in order to export dropout control signal to described controllable silicon SCR;
One from lock control subelement, the signal of the sign short-circuit state of the output of the short circuit detecting subelement described in its reception, thus makes described motor not produce action; Comprising: one first triode Q2, the collector electrode of described first triode Q2 is connected with the output terminal of described power acquisition collected works unit, the grounded emitter of described first triode Q2, the output signal of the comparer IC1-1��IC1-3 described in one pull-up resistor R5 acquisition, and the base stage having the first described triode Q2 is connected, and described base stage is connected to the ground by resistance R6, between the emitter and collector of the first described triode Q2, it is connected with a resistance R7;
One motor automatic closing control subelement, comprising: one the 2nd triode Q1, the base stage of described 2nd triode Q1 is connected with the collector electrode of the first described diode Q2, the grounded emitter of described 2nd triode Q1; Described motor M one end is connected with the output terminal of described power acquisition collected works unit, and the other end is connected with the collector electrode of the 2nd described triode Q1;
Preferably, in order to match with the result in physical construction, control at described motor automatic closing the circuit of subelement is provided with limit switch K1, reach stall behind predetermined position in order to control motor M, so that it is guaranteed that isolating switch closing position;
Preferably controlling at described motor automatic closing to be provided with the inspection switch K3 (also referred to as locking) of an artificial opening and closing on the circuit of subelement, namely when this K switch 3 is in disconnection state, described motor M all can not action under any state;
Also comprising: a dropout subelement reset circuit, comprising: a reset key REST, its first end is connected with the control end of described controllable silicon SCR, its 2nd end ground connection;
Preferably output terminal at described comparer IC1-1��IC1-3 is provided with LED a, LEDb, a LEDc, in order to play indicative function.
Refer to shown in Fig. 5 B, it has the automatic closing control subelement schematic diagram two of the C type intelligent breaker of automatic switching-in function for the present invention, this schematic diagram and schematic diagram one must be distinguished and be, add outer control subelement, its object can meet the needs such as prepaid fee power management system, described outer control subelement comprises: be provided with a unidirectional current element, such as diode D16, and controlling elements, namely described controlling elements comprises the control to dropout subelement and also comprises the control that motor automatic closing controls subelement, described automatic closing control subelement comprises: one the 3rd triode Q4, its base stage controls signal outside receiving, an electric capacity C5 it is connected with between its emitter and collector, the wherein negative electrode of electric capacity C5 and the grounded emitter of described 3rd triode Q4, the collector electrode of the 3rd described triode Q4 is connected with the control end of described controllable silicon SCR by a diode D15,Namely, when control signal is noble potential outside, described electrical apparatus release does not produce trip action; One the 4th triode Q3, the emitter and collector of described the 4th triode Q3 (PNP type) is arranged on described motor M automatic closing control subelement circuit, the base stage of the 4th described triode Q3 is connected with the collector electrode of the 3rd described triode Q4, namely, when control signal is noble potential outside, the 4th described triode Q3 is conducting; When described outer control signal is low potential, described dropout subelement produces trip action, and the 4th triode Q3 described in simultaneously is in off condition, and namely motor automatic closing control subelement can not action.
Preferably also being provided with outer control instruction circuit, comprising: a light-emitting diodes LED pipe, its one end ground connection, the other end is connected with a resistance R11, and when control signal is high-voltage outside, it is in illuminating state, otherwise then extinguishes.
Refer to shown in Fig. 5 C, it has the automatic closing control subelement schematic diagram three of the C type intelligent breaker of automatic switching-in function for the present invention, the difference of the present embodiment and above-mentioned schematic diagram one is mainly, it adds a spacing subelement accordingly, and do not adopt limit switch, thus save space; Described spacing subelement comprises: a photoelectricity coupling mechanism IC, one input terminus of wherein said photoelectricity coupling mechanism IC adopts diode D14 to be connected with described phase line with voltage dropping resistor R7 here by a unidirectional current element, another input end grounding, an output head grounding of described photoelectricity coupling mechanism IC, another output terminal is connected with the base stage of the 2nd described triode Q1; Namely after described motor M realizes automatic closing, the output terminal of described photoelectricity coupling mechanism IC exports low potential, thus the 2nd described triode Q1 is ended because base stage obtains low potential, and then make described motor M automatic closing control subelement open circuit, final motor stalling.
Refer to shown in Fig. 5 D, it has the automatic closing control subelement schematic diagram four of the C type intelligent breaker of automatic switching-in function for the present invention, the difference of the present embodiment and above-mentioned schematic diagram one is mainly, the present embodiment detects for overcurrent, therefore not at use dry-reed tube Sa, Sb, Sc but adopt current acquisition element, that adopt here is current transformer TAa, Tab, Tac, it is separately positioned in each phase line, and it is converted into voltage signal, it is transferred to described comparer IC1-1��IC1-3, the Signal transmissions of output is not only given described self-locking and automatic shutting-brake control subelement by the comparer IC1-1��IC1-3 described in simultaneously, it is transferred to the control end of the controllable silicon SCR of described dropout subelement simultaneously, namely when producing throat floater, described comparer IC1-1��IC1-3 exports the control end of high potential signal to described controllable silicon SCR, thus make it produce trip action, it should be noted that the votage reference of the end of oppisite phase of described comparer IC1-1��IC1-3 is owing to have employed slip varistor w, so the threshold value that overcurrent compares is adjustable.
Refer to shown in Fig. 5 E, it has the automatic closing control subelement schematic diagram five of the C type intelligent breaker of automatic switching-in function for the present invention, the difference of the present embodiment and above-mentioned schematic diagram one is mainly, it adds a temperature detection subelement accordingly, in order to when temperature reaches certain threshold value, make described isolating switch open circuit, and motor is produced from lock function;Described temperature detection subelement comprises: the detector unit (here to adopt temperature sensor ta, tb, tc) at least arranged for a phase line, it is connected with a decision element (here to adopt comparer IC1-1��IC1-3), described decision element according to the state of detector unit described under occurrence temperature abnormal conditions, produce a self-locking control signal and dropout control signal at least one of them. Specifically being provided with three groups of temperature sensors ta, tb, tc and comparer IC2-1��IC2-3 (both quantity is consistent with phase line number) for this enforcement, one end of described temperature sensor ta, tb, tc is connected with the in-phase end of described comparer IC2-1��IC2-3; The other end of described temperature sensor ta, tb, tc, is connected with the output terminal of described power acquisition collected works unit, as the comparison signal of described comparer IC2-1��IC2-3; The end of oppisite phase of described comparer IC2-1��IC2-3 obtains a stable voltage signal, as votage reference; Obtained by component compressive resistance R2, a R3 in the present embodiment, wherein, one end of described point of compressive resistance R2 is connected with the electric capacity C1 negative electrode in described voltage stabilizing circuit, and the other end is connected (sharing with described short-circuit self-locking subelement) with the output terminal of described power acquisition collected works unit; It is provided with diode D22, D19, D16 between the output terminal of each comparer IC2-1��IC2-3 and positive terminal; Described temperature detection subelement is connected with the control end of described controllable silicon SCR by diode D21, D17, a D14, in order to export dropout control signal to described controllable silicon SCR; Preferably output terminal at described comparer IC2-1��IC2-3 also arranges a LED Ta��LEDTb in order to play indicative function.
Refer to shown in Fig. 5 F, it has the automatic closing control subelement schematic diagram six of the C type intelligent breaker of automatic switching-in function for the present invention, the present embodiment matches with above-mentioned mechanical open circuit self-locking, therefore in the structure of circuit, difference with above-mentioned schematic diagram two is mainly, here short circuit detecting unit and self-locking and automatic shutting-brake control subelement no longer it is provided with, but the form of short circuit lock K4 reaches the object of the present invention only to adopt mechanical self-latching to be namely presented as from circuit.
Refer to shown in Fig. 5 G, it has the automatic closing control subelement schematic diagram seven of the C type intelligent breaker of automatic switching-in function for the present invention, this schematic diagram embodies and realizes an intelligentized example by treater in existing control techniques, wherein, by current transformer TAa, TAb, TAc is from power line A, B, current value in the C every bar phase line of upper acquisition, and by an analog to digital conversion circuit, be converted to corresponding numerary signal, it is transferred to described processor MCU, the program preset in described processor MCU, the power information obtained can be judged, judge the abnormal problems such as overcurrent/short circuit, thus export corresponding control signal, an analog power circuit, it is made up of a point compressive resistance R1��R6, obtains magnitude of voltage to described analog to digital conversion circuit from every bar phase line, one digital power circuit, after obtaining power supply signal by voltage transformer BT from power line, after the process of voltage stabilizing chip D, it is connected with described processor MCU, for it provides power supply signal, between described digital power circuit and processor MCU, it is provided with a K switch 3, in order to cut off the supply of electric power to described processor MCU, thus when maintenance, avoid the unreasonable control because of processor MCU to cause accident,Can also comprising: one group of temperature sensor IC1��IC3, it detects the temperature value at each phase line node place, and is converted into a digital data transmission to described processor MCU, exports a control signal when having described processor MCU to judge that temperature exceeds a threshold value; One current rectifying and wave filtering circuit is made up of three diode D1��D3 and electric capacity C2 resistance R8, it is an electrical apparatus release TQXQ offer power supply supply, the de-mouth coil of described electrical apparatus release connects ground by a controllable silicon SCR, and the control end of described controllable silicon SCR is connected with an output terminal of described processor MCU; The present invention is in order to increase new intelligent functions, described processor MCU can also be connected with a communication circuit, it can carry out the mutual of data by the mode of wire/wireless and other signal equipment, thus can receive the control signal (pre-payment combined floodgate/power-off signal) of outer end; One storer, in order to each item data stored in isolating switch; One display circuit, in order to show the various status informations detected by isolating switch, is provided with corresponding display screen on the box body of isolating switch; One clock circuit and keyboard circuit, it respectively in order to provide clocksignal and input order to described processor MCU; From specific implementation, these functional circuits described above say that corresponding circuit has a variety of, be all well-known, and those skilled in the art can specifically select as required, are not just repeating here; Output terminal PX.1, PX.2 of described processor MCU in order to being connected from lock control subelement in embodiment above, and then the action of control motor automatic closing control subelement, motor automatic closing control subelement that can also be direct and described connects, by described processor MCU according to whether current electricity exception situation releases, determine whether to need to allow described automatic closing control the action of subelement.
Refer to shown in Fig. 5 H, motor is realized to-and-fro movement pilot circuit schematic diagram for the automatic closing control subelement of the C type intelligent breaker that the present invention has automatic switching-in function by it, in this schematic diagram, there is the triode Q5 of four groups of PNP, Q6, Q8, Q9 and protection diode D10, D11, D13, D14, its collector electrode is connected with the anode of protection diode, its emtting electrode is connected with the negative electrode of diode, and the positive terminal of motor is connected with the triode Q6 of two groups of PNP, Q9 and protection diode D11, D14 collector electrode, and the emtting electrode between two groups links together, the end of oppisite phase of described motor is connected with triode Q5, Q8 and protection diode D10, D13 collector electrode of other two groups of PNP, and the emtting electrode between two groups links together, one first unilateral diode D9, its anode is connected with the positive terminal of described motor, and its negative electrode is connected with treater one control end PX.2, one the 2nd unilateral diode D12, its anode is connected with the end of oppisite phase of described motor, its negative electrode is connected (referring to shown in Fig. 5 G) with treater one control end PX.1, the base stage of described PNP triode Q9 is connected with the emtting electrode of a PNP triode Q7, and the base stage of described PNP triode Q7 is connected with described control end PX.1, the base stage of described PNP triode Q8 is connected with the emtting electrode of a PNP triode Q4, and the base stage of described PNP triode Q4 is connected with described control end PX.2, and the collector electrode pole of described PNP triode Q4 is connected with described PNP triode Q6 base stage,Described PNP triode Q5 base stage is connected with described PNP triode Q7 collector electrode; PNP triode Q6 base stage described in simultaneously is connected with described PNP triode Q4 collector electrode. By the output signal of treater control end PX.1 and PX.2, thus control the rotating of motor, thus realize the to-and-fro movement of corresponding actions mechanism.
The foregoing is only the better embodiment of the present invention, it is only explanation property for the purpose of the present invention, but not restrictive. Those skilled in the art is understood, and it can be carried out many changes in the spirit and scope that the claims in the present invention limit, amendment, even equivalence, but all will fall within the scope of protection of the present invention.
Claims (1)
1. a C type intelligent breaker with automatic switching-in function, comprising: a breaker body, described breaker body comprises: a upper cover, and described upper cover has offered a short slot, the ON/OFF position that the corresponding isolating switch in the two ends of described short slot is in;
One handle stretches out described short slot;
One under casing, described under casing is provided with isolating switch break-make actuating mechanism, and end of incoming cables and leading-out terminal, and described isolating switch break-make actuating mechanism is triggered by described handle;
It is characterized in that: also comprise: a loading plate, described loading plate is arranged between described upper cover and under casing, and described loading plate is provided with a parallel moving mechanism and a clicking section, and described clicking section and described handle lean;
Under the control of an automatic switching-in control unit, the described clicking section described in parallel moving mechanism promotion carries out reciprocation action, thus described handle is switched between the on/off states;
Described clicking section is a shift fork, and described shift fork one end is provided with one group of mouth, and described handle is placed in described group mouth, and the both wings of described shift fork are respectively arranged with and connect hole, and middle part and the described loading plate of described shift fork are coupling;
Being provided with at least one and that described short slot is mutually parallel guide groove on described loading plate, it is protruding that the bottom surface of described clicking section is provided with one, and described projection is embedded in described guide groove;
Described parallel moving mechanism comprises: one to electro-magnet, and it is installed on described loading plate respectively, and the connection hole described in armature end and of each described electro-magnet is hinged, and the electro-magnet described in two is not in identical working order.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310280333.XA CN103594293B (en) | 2009-09-29 | 2009-09-29 | There is the C type intelligent breaker of automatic switching-in function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310280333.XA CN103594293B (en) | 2009-09-29 | 2009-09-29 | There is the C type intelligent breaker of automatic switching-in function |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910179275.5A Division CN101807495B (en) | 2009-09-29 | 2009-09-29 | C type intelligent circuit breaker with automatic switch-on function |
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| CN103594293A CN103594293A (en) | 2014-02-19 |
| CN103594293B true CN103594293B (en) | 2016-06-08 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1177195A (en) * | 1996-09-19 | 1998-03-25 | 富士电机株式会社 | Circuit breaker |
| CN2332064Y (en) * | 1998-04-02 | 1999-08-04 | 莫建平 | Electric operation mechanism of circuit breaker |
| EP1220259A2 (en) * | 2000-12-28 | 2002-07-03 | Eaton Corporation | Fast acting electrically powered operator for transfer switch and transfer switch incorporating same |
| CN101188178A (en) * | 2007-11-30 | 2008-05-28 | 赵建清 | Electric leakage current breaker |
| CN201156505Y (en) * | 2008-01-03 | 2008-11-26 | 金农 | Intelligent digital leakage protector |
-
2009
- 2009-09-29 CN CN201310280333.XA patent/CN103594293B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1177195A (en) * | 1996-09-19 | 1998-03-25 | 富士电机株式会社 | Circuit breaker |
| CN2332064Y (en) * | 1998-04-02 | 1999-08-04 | 莫建平 | Electric operation mechanism of circuit breaker |
| EP1220259A2 (en) * | 2000-12-28 | 2002-07-03 | Eaton Corporation | Fast acting electrically powered operator for transfer switch and transfer switch incorporating same |
| CN101188178A (en) * | 2007-11-30 | 2008-05-28 | 赵建清 | Electric leakage current breaker |
| CN201156505Y (en) * | 2008-01-03 | 2008-11-26 | 金农 | Intelligent digital leakage protector |
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| CN103594293A (en) | 2014-02-19 |
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Denomination of invention: C-type intelligent circuit breaker with automatic closing function Effective date of registration: 20230331 Granted publication date: 20160608 Pledgee: Bank of China Limited Wuhan Hanyang sub branch Pledgor: HUBEI SHENGJIA WIRING Co.,Ltd. Registration number: Y2023420000144 |
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