CN201527948U - Electric actuating mechanism capable of fulfilling automatic switch-on function of circuit breaker - Google Patents
Electric actuating mechanism capable of fulfilling automatic switch-on function of circuit breaker Download PDFInfo
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- CN201527948U CN201527948U CN2009202184466U CN200920218446U CN201527948U CN 201527948 U CN201527948 U CN 201527948U CN 2009202184466 U CN2009202184466 U CN 2009202184466U CN 200920218446 U CN200920218446 U CN 200920218446U CN 201527948 U CN201527948 U CN 201527948U
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- circuit breaker
- operating mechanism
- automatic switching
- gear
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Abstract
The utility model provides an electric actuating mechanism capable of fulfilling automatic switch-on function of a circuit breaker. The electric actuating mechanism comprises a connecting body and a motor, wherein the connecting body comprises a connecting part used for being combined with the circuit breaker; a crank shaft part and a stirring part are arranged on the connecting body, and the stirring part is propped against a handle; the motor is controlled by a control circuit board; and the crank shaft part converts the rotation of the motor to the reciprocating action of the stirring part, so that the handle is switched between the on/off state.
Description
Technical field
The utility model relates to a kind of circuit breaker, particularly be the circuit breaker that a kind of motor that can realize automatic switching-in function places under casing, handle to expose.
Background technology
Switch switchgear for power department, be to guarantee Electrical Safety, carry out circuit and switch imperative equipment, existing circuit breaker comprises high and low pressure circuit breaker etc., and along with the release of country to the intelligent grid plan, it is an important direction that breaker apparatus need stride forward to the intelligence words.
See also shown in Figure 1, it is a circuit breaker of the prior art, we are referred to as breaker body with it in the utility model, described circuit breaker can be three-phase also can be single-phase, can be common miniature circuit breaker, also be can be big switch, it all comprises: a box body, common box body is made up of loam cake and under casing, and described loam cake offers a short slot, the ON/OFF position that the corresponding circuit breaker 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 circuit breaker on-off action mechanism triggers by described handle; Described circuit breaker actuating mechanism also comprises the linkage unit that is connected with handle, the hinged acting arm that is provided with in one gangbar lower end of described linkage unit, linkage unit rotates under the effect at handle, thereby driving described acting arm rotates, moving contact on the described acting arm is contacted with fixed contact on the described static contact, described static contact is connected with leading-out terminal on the described under casing, thereby realizes electric current is spread out of.
There is following defective in it: in payment system, the user hands in after the electricity charge circuit breaker retroactively can not automatic closing, needs electricity consumer oneself to handle, thereby makes troubles to the user;
Though more existing electrically operated institutions produce, when occurrence temperature was crossed high unusual electricity consumption situation, existing electrically operated institution did not have processing capacity substantially;
Under the situation that does not have to get rid of in the multiplexing electric abnormality situation, the user can close a floodgate, thereby may bring potential safety hazard.
And when there is fault in electrically operated institution, the manual operation of having no way, thus make troubles to the user.
In view of above-mentioned defective, the utility model creator is through research and practice have obtained this creation finally for a long time.
Summary of the invention
The purpose of this utility model is, a kind of motor-operating mechanism of realizing the circuit breaker automatic switching-in function is provided, in order to overcome above-mentioned defective.
For achieving the above object, the technical solution adopted in the utility model is, a kind of motor-operating mechanism of realizing the circuit breaker automatic switching-in function is provided, and it comprises: one connects body, described connection body comprises: a junction, in order to realize and the combining of circuit breaker;
Described connection body is provided with a crank portion and a clicking section, and described clicking section and described handle lean;
Also comprise a motor, it is under the control of a control circuit board, and described crank portion is converted into the reciprocating action of described clicking section with the rotation of described motor, switches between open/close state from making described handle.
In one of scheme, described crank portion comprises one first gear, one second gear and connecting rod composition.
Wherein, described connection body offers and the corresponding opening of described handle, is set with the chute of opposing parallel in the both sides of described opening, and described handle extends to described connection by described opening, and this is external;
Described clicking section is a framework, and described handle passes in the middle of described framework, and described framework both sides are provided with the slide rail that can move along described chute, and described framework is provided with connecting hole.
Wherein in; Described first gear is connected with described motor output shaft, and described motor is fixed on the described connection body by a bracing frame.
Wherein, Described first gear is meshed with described second gear, and described second face of gear has a deep-slotted chip breaker, and concentric with the axle of described second gear.
Preferable, described connecting rod is arranged on the connecting hole of the framework on described second gear deep-slotted chip breaker and the clicking section, drives described second gear rotation thereby described motor is rotated, thereby makes described connecting rod pulling/promotion described clicking section motion.
In the scheme two, described crank portion comprises a ratchet and pawl arrangement, one the 3rd gear and connecting rod composition.
Wherein, described connection body offers and the corresponding opening of described handle, is set with the chute of opposing parallel in the both sides of described opening, and described handle extends to described connection by described opening, and this is external;
Described clicking section is a framework, and described handle passes in the middle of described framework, and described framework both sides are provided with the slide rail that can move along described chute, and described framework is provided with connecting hole.
Wherein, Described ratchet and pawl arrangement comprises:
Overcoat, described outer tackling internal tooth, its outer rim has external tooth, and with described the 3rd gears engaged, described internal tooth is a ratchet;
Fuse, described fuse are arranged in the described internal tooth, and the fuse outer rim is provided with at least one ratchet, are provided with flexible member between described ratchet and the described fuse, and wherein said ratchet is corresponding with described ratchet;
Rolling bearing is arranged between described overcoat and the fuse.
Preferable; Described motor is connected with described fuse axle, described motor by bracing frame with described to be connected body affixed;
Described connection body is provided with a breach, and described the 3rd gear is connected with axle sleeve edge and stretches out outside the described breach, and fixes by locating part.
Preferable, described the 3rd gear is other to be equipped with a connecting hole, and this connecting hole and described connecting rod one end are coupling, and the connecting hole on the other end of described connecting rod and the described framework is coupling.
Preferable, described axle sleeve top is provided with a short slot;
One adjusts handle, and the projection of its lower end is corresponding with described short slot, adjusts handle by rotating, and drives described the 3rd gear and rotates along the ratchet non operating state.
Wherein, described control circuit board comprises:
One power supply is gathered subelement, and it obtains electric power signal from described phase line, and carries out rectifying and wave-filtering and handle;
One Electric Machine Control subelement obtains described electric power signal, and when receiving the combined floodgate order, makes described motor action, realizes that finally the described actuating mechanism that opens circuit produces feed motion.
Preferable, described control circuit board also comprises:
One short circuit circuit for detecting, whether it has short circuit to take place in order to detect, and produces a self-locking control signal when being short-circuited.
Preferable, described control circuit board also comprises:
One self-locking control sub unit, it is connected with described Electric Machine Control subelement, receives described short circuit detecting subelement output one and characterizes the self-locking control signal of short-circuit state, thereby make described Electric Machine Control subelement make described motor not produce action.
Wherein, described short circuit circuit for detecting comprises: a short circuit detecing element that is provided with at phase line at least, it is connected with a judgment component, described judgment component produces described self-locking control signal and described dropout control signal according to the state of described short circuit detecing element under the abnormal conditions that are short-circuited.
Preferable, also comprise: a temperature detection subelement, it detects the phase line temperature, when described temperature reaches a threshold value, produces a self-locking control signal and/or dropout control signal.
Wherein, described temperature detection subelement comprises: a detector unit that is provided with at phase line at least, it is connected with a judgment component, described judgment component produces described self-locking control signal and/or dropout control signal according to the state of described detector unit under the occurrence temperature abnormal conditions.
Preferable, also comprise: a processor, it is gathered subelement by an analog to digital conversion circuit and described power supply and is connected, in order to according to the electric current of programmed decision collection default in the described processor or/and whether voltage exists unusually, and export control signal accordingly.
Preferable, also comprise: a display circuit or memory circuit or telecommunication circuit at least one of them, it is connected with described processor.
The beneficial effects of the utility model are compared with the prior art, can combine with circuit breaker, realize the automatic closing of circuit breaker, and auto-lock function with circuit abnormality, can be under the situation that the electrically operated institution inefficacy takes place, closing by hand is applicable to the Long-distance Control of circuit breaker, is the basic product of intelligent grid development.
Description of drawings
Fig. 1 is the exploded view of existing circuit breaker;
Fig. 2 realizes the front view of the motor-operating mechanism of circuit breaker automatic switching-in function for the utility model;
Fig. 3 A is motor-operating mechanism embodiment one rearview that the utility model is realized the circuit breaker automatic switching-in function;
Fig. 3 B is the three-dimensional exploded view that the utility model is realized the motor-operating mechanism embodiment one of circuit breaker automatic switching-in function;
Schematic perspective view when Fig. 4 realizes that for the utility model the motor-operating mechanism embodiment one of circuit breaker automatic switching-in function is used in combination with circuit breaker;
Three-dimensional exploded view when Fig. 5 realizes that for the utility model the motor-operating mechanism embodiment two of circuit breaker automatic switching-in function is used in combination with circuit breaker;
Fig. 6 realizes the electrical block diagram of the motor-operating mechanism control circuit board embodiment one of circuit breaker automatic switching-in function for the utility model;
Fig. 7 realizes the electrical block diagram of the motor-operating mechanism control circuit board embodiment two of circuit breaker automatic switching-in function for the utility model.
Embodiment
Below in conjunction with accompanying drawing, be described in more detail with other technical characterictic and advantage the utility model is above-mentioned.
See also shown in Figure 2, it realizes the front view of the motor-operating mechanism of circuit breaker automatic switching-in function for the utility model, the motor-operating mechanism of described realization circuit breaker automatic switching-in function, it comprises: one connects body 1, it is a supporting body, described connection body 1 comprises: a junction 12, and in order to realize and the combining of circuit breaker that described connecting portion is provided with some connecting holes.
See also shown in Fig. 3 A and Fig. 3 B, it is respectively motor-operating mechanism embodiment one rearview and three-dimensional exploded view that the utility model is realized the circuit breaker automatic switching-in function; Described connection body is provided with a crank portion and a clicking section, and the handle of described clicking section and described circuit breaker leans; Also comprise a motor 31, it is under the control of a control circuit board 5, and described crank portion is converted into the reciprocating action of described clicking section with the rotation of described motor 31, switches between open/close state from making described handle.
Described in the present embodiment crank portion comprises: one first gear 34, one second gear 32 and a connecting rod 35 are formed.
Wherein, described connection body 1 offers and the corresponding opening 11 of described handle, have in the both sides of described opening 11 and the described chute 21 that is connected the opposing parallel that body 1 fixedly installs, described handle is extended to outside the described connection body 1 by described opening 11;
Described clicking section is a framework 22, and described handle passes in the middle of described framework 22, and described framework 22 both sides are provided with the slide rail that can move along described chute 21, and described framework 22 is provided with connecting hole.
Wherein in; Described first gear 34 is connected with described motor 31 output shafts, and described motor is fixed on the described connection body 1 by a bracing frame 15.Described first gear 34 is meshed with described second gear 32, described second gear, 32 faces have a deep-slotted chip breaker, described deep-slotted chip breaker is concentric with the axle of described second gear 32, begin to have a hole on the described connection body 1,32 of described second gears are provided with groove, by a holding firmware 33 described second gear 32 are coupling mutually with the described body 1 that is connected.
Described connecting rod 35 is arranged on the connecting hole of the framework 22 on described second gear, 32 deep-slotted chip breakers and the clicking section, thereby when making described motor 31 rotate 32 rotations of described second gear of drive, can drive described connecting rod 35 pulling/promotions described clicking section motion.
Be provided with travel switch 41 in the both sides of described chute 21, after moving to assigned address, trigger described travel switch 41, thereby signal is transferred to described control circuit board 5, described motor 31 is shut down in described clicking section.
See also shown in Figure 4, schematic perspective view when it realizes that for the utility model the motor-operating mechanism embodiment one of circuit breaker automatic switching-in function is used in combination with circuit breaker; The motor-operating mechanism of described realization circuit breaker automatic switching-in function is by connecting portion on the described connection body 1 12 and circuit breaker 6 Joints, described handle 51 is reached outside the connection body 1 by described opening 11, realize the combined floodgate and the action of opening circuit of circuit breaker by the action of electrically operated institution, wherein, to give described control circuit board with the transfer of data that three data wires will be arranged on the tongue tube of leading-out terminal and/or temperature sensor simultaneously, realize corresponding short circuit and/or temperature detection.
Three-dimensional exploded view when Fig. 5 realizes that for the utility model the motor-operating mechanism embodiment two of circuit breaker automatic switching-in function is used in combination with circuit breaker; This embodiment mainly is when unusual akinesia occurring at motor in the electrically operated institution 31 or control circuit board 5, the manual approach of employing; The crank portion of the motor-operating mechanism of described realization circuit breaker automatic switching-in function comprises: a ratchet and pawl arrangement, one the 3rd gear 38 and a connecting rod 35 are formed.
Wherein, described connection body 1 offers and the corresponding opening 11 of described handle, is set with the chute 21 of opposing parallel in the both sides of described opening 11, and described handle is extended to outside the described connection body 1 by described opening 11;
Described clicking section is a framework 22, and described handle passes in the middle of described framework 22, and described framework 22 both sides are provided with the slide rail that can move along described chute 21, and described framework 22 is provided with connecting hole.
Wherein, Described ratchet and pawl arrangement comprises:
Overcoat, described outer tackling internal tooth, its outer rim has external tooth, and meshes with described the 3rd gear 38, and described internal tooth is a ratchet;
Fuse, described fuse are arranged in the described internal tooth, and the fuse outer rim is provided with at least one ratchet, are provided with flexible member between described ratchet and the described fuse, and wherein said ratchet is corresponding with described ratchet;
Rolling bearing is arranged between described overcoat and the fuse.
Described motor 31 is connected with described fuse axle, described motor 31 by bracing frame 15 with described to be connected body 1 affixed;
Described connection body 1 is provided with a breach 13, and described the 3rd gear 38 is connected with an axle sleeve along stretching out outside the described breach 13, by a holding firmware 33 described the 3rd gear 38 is coupling mutually with the described body 1 that is connected.
Described the 3rd gear 38 sides are equipped with a connecting hole, and this connecting hole and described connecting rod 35 1 ends are coupling, and the connecting hole on the other end of described connecting rod 35 and the described framework 22 is coupling.
Described axle sleeve top is provided with a short slot 321;
One adjusts handle 61, and its lower end is corresponding with described short slot 321, adjusts handle 61 by rotating, and drives described the 3rd gear 38 along the rotation of ratchet non operating state, and then overcoat can rotate, thereby handle is carried out manual operation.
See also shown in Figure 6, it realizes the electrical block diagram of the motor-operating mechanism control circuit board embodiment one of circuit breaker automatic switching-in function for the utility model, described control circuit board comprises: a power supply is gathered subelement, it obtains current signal from described phase line, described power supply collection subelement relates generally to the rectifying and wave-filtering effect to the phase line current, here adopt three diode D1～D3 to be connected with phase line A～C respectively, and adopt capacitor C 3 to carry out filtering;
One voltage stabilizing circuit, it comprises: a voltage-stabiliser tube DW1 and capacitor C 1, C2 in parallel with it, the minus earth of wherein said capacitor C 1, the output that its anodal and described power supply is gathered subelement is connected;
One short circuit circuit for detecting, whether it has short circuit to take place in order to detect, when being short-circuited, export a control signal, described short circuit circuit for detecting comprises: three groups of short circuit detecing elements and judgment component, described short circuit detecing element is in order to produce a variable quantity (here with tongue tube Sa when unusual being short-circuited, Sb, Sc is an example), described decision element (adopting comparator IC1-1～IC1-3 here is example) obtains a variable quantity by described short circuit detecing element place and compares with a predefined benchmark, (both quantity is consistent with the phase line number), described tongue tube Sa, Sb, the end of Sc is connected with the in-phase end of described comparator IC1-1～IC1-3; The other end of described tongue tube Sa, Sb, Sc, the output of gathering subelement with described power supply is connected, as the comparison signal of described comparator IC1-1～IC 1-3; The end of oppisite phase of described comparator IC1-1～IC1-3 obtains a stable voltage signal, as reference voltage; Obtain by a component piezoresistance R3, R4 in the present embodiment, wherein, the end of described divider resistance R3 is connected with capacitor C 1 negative electrode in the described voltage stabilizing circuit, and the other end is connected with the output that described power supply is gathered subelement; Be provided with diode D7, D10, D13 between the output of each comparator IC1-1～IC1-3 and the positive terminal; Ground connection after tongue tube Sa, the Sb of described each short-circuit detecting circuit, Sc link to each other with reset button REST by a diode D5, D9, D12;
One self-locking control sub unit, it receives the signal of sign short-circuit state of the output of described short circuit detecting subelement, thereby makes described motor not produce action; It comprises: one first triode Q2, the collector electrode of the described first triode Q2 is connected with the output that described power supply is gathered subelement, the grounded emitter of the described first triode Q2, one pull-up resistor R5 obtains the output signal of described comparator IC1-1～IC1-3, and there is the base stage of the described first triode Q2 to be connected, and described base stage links to each other with ground by resistance R 6, is connected with a resistance R 7 between the emitter and collector of the described first triode Q2;
One motor automatic closing control sub unit, it comprises: one second triode Q1, the base stage of the described second triode Q1 is connected with the collector electrode of the described first diode Q2, the grounded emitter of the described second triode Q1; Described motor M one end is connected with the output that described power supply is gathered subelement, and the other end is connected with the collector electrode of the described second triode Q1;
Preferable, for mechanical structure in the result match, the circuit of described motor automatic closing control sub unit is provided with limit switch K1, reaches stall behind the precalculated position in order to the control motor M, thereby guarantees the breaker closing position;
The circuit of preferable described motor automatic closing control sub unit is provided with an artificial inspection switch K3 (being also referred to as locking) who opens and closes, and promptly when this K switch 3 was in off-state, described motor M can not moved under any state;
The preferable output at described comparator IC1-1～IC1-3 is provided with a LED a, LEDb, LEDc, in order to play indicative function.
Can also increase a temperature detection subelement,, described circuit breaker opened circuit, and motor has been produced auto-lock function in order to reach under the situation of certain threshold value in temperature; Described temperature detection subelement comprises: a detector unit that is provided with at phase line (being example to adopt temperature sensor ta, tb, tc here) at least, it is connected with a judgment component (being example to adopt comparator IC2-1～IC2-3 here), described judgment component is according to the state of described detector unit under the occurrence temperature abnormal conditions, produce a self-locking control signal and dropout control signal at least one of them.Specifically be provided with three groups of temperature sensor ta, tb, tc and comparator IC2-1～IC2-3 (both quantity is consistent with the phase line number) at this enforcement, the end of described temperature sensor ta, tb, tc is connected with the in-phase end of described comparator IC2-1～IC2-3; The other end of described temperature sensor ta, tb, tc, the output of gathering subelement with described power supply is connected, as the comparison signal of described comparator IC2-1～IC2-3; The end of oppisite phase of described comparator IC2-1～IC2-3 obtains a stable voltage signal, as reference voltage; Obtain by a component piezoresistance R2, R3 in the present embodiment, wherein, the end of described divider resistance R2 is connected with capacitor C 1 negative electrode in the described voltage stabilizing circuit, the output that the other end and described power supply are gathered subelement be connected (shared with described short circuit self-locking subelement); Be provided with diode D22, D19, D16 between the output of each comparator IC2-1～IC2-3 and the positive terminal; The preferable output at described comparator IC2-1～IC2-3 also is provided with a LED Ta～LEDTb in order to play indicative function.
See also shown in Figure 7, it realizes the electrical block diagram of the motor-operating mechanism control circuit board embodiment two of circuit breaker automatic switching-in function for the utility model, this schematic diagram has embodied in existing control technology realizes an intelligentized example by processor, wherein, one digital power circuit, it obtains voltage signal by transformer T, and then by voltage stabilizing chip D1, and filter circuit of pressure-stabilizing provides power supply signal to described processor MCU; One group of tongue tube s
a, s
b, s
c, be arranged on the circuit of circuit breaker, it is connected with the input of described processor MCU, and is unusual in order to detect short circuit; Between described digital power circuit and processor MCU, be provided with a switch REST,, thereby in maintenance, avoid causing accident because of the unreasonable control of processor MCU in order to the supply of electric power of cut-out to described processor MCU; Can also comprise: 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, has described processor MCU to judge and exports a control signal when temperature exceeds a threshold value; The utility model is in order to increase new intelligent functions, described processor MCU can also be connected with a telecommunication circuit, it can carry out the mutual of data by the mode and other the communication equipment of wire/wireless, thereby can receive the control signal (pre-payment combined floodgate/power-off signal) of outer end; One memory is in order to the every data in the storage circuit breaker; One display circuit is in order to show the detected various state informations of circuit breaker, and the box body of circuit breaker is provided with corresponding display screen; One clock circuit, it is in order to provide clock signal to described processor MCU; It is a variety of that above-mentioned described these functional circuits say that from specific implementation corresponding circuit has, and all is well-known, and those skilled in the art can specifically select for use as required, are not just giving unnecessary details here; Output PX.1, the PX.2 of described processor MCU is in order to be connected with self-locking control sub unit among the top embodiment, and then the action of control motor automatic closing control sub unit, also can direct and described motor automatic closing control sub unit be connected, whether whether removed according to present electricity exception situation by described processor MCU, judging needs to allow the action of described automatic closing control sub unit.
The above only is preferred embodiment of the present utility model, only is illustrative for the utility model, and nonrestrictive.Those skilled in the art is understood, and can carry out many changes to it in the spirit and scope that the utility model claim is limited, revise, even equivalence, but all will fall in the protection range of the present utility model.
Claims (20)
1. motor-operating mechanism of realizing the circuit breaker automatic switching-in function is characterized in that it comprises:
One connects body, and described connection body comprises: a junction, in order to realize and the combining of circuit breaker;
Described connection body is provided with a crank portion and a clicking section, and described clicking section and described handle lean;
Also comprise a motor, it is under the control of a control circuit board, and described crank portion is converted into the reciprocating action of described clicking section with the rotation of described motor, switches between open/close state from making described handle.
2. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 1 is characterized in that, described crank portion comprises one first gear, one second gear and connecting rod composition.
3. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 2, it is characterized in that, described connection body offers and the corresponding opening of described handle, be set with the chute of opposing parallel in the both sides of described opening, described handle extends to described connection by described opening, and this is external;
Described clicking section is a framework, and described handle passes in the middle of described framework, and described framework both sides are provided with the slide rail that can move along described chute, and described framework is provided with connecting hole.
5. according to the motor-operating mechanism of claim 2 or 3 described realization circuit breaker automatic switching-in functions, it is characterized in that; Described first gear is connected with described motor output shaft, and described motor is fixed on the described connection body by a bracing frame.
6. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 5 is characterized in that; Described first gear is meshed with described second gear, and described second face of gear has a deep-slotted chip breaker, and concentric with the axle of described second gear.
7. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 6, it is characterized in that, described connecting rod is arranged on the connecting hole of the framework on described second gear deep-slotted chip breaker and the clicking section, drive described second gear rotation thereby described motor is rotated, thereby make described connecting rod pulling/promotion described clicking section motion.
8. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 1 is characterized in that, described crank portion comprises a ratchet and pawl arrangement, one the 3rd gear and connecting rod composition.
9. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 8, it is characterized in that, described connection body offers and the corresponding opening of described handle, be set with the chute of opposing parallel in the both sides of described opening, described handle extends to described connection by described opening, and this is external;
Described clicking section is a framework, and described handle passes in the middle of described framework, and described framework both sides are provided with the slide rail that can move along described chute, and described framework is provided with connecting hole.
10. according to the motor-operating mechanism of claim 9 or 8 described realization circuit breaker automatic switching-in functions, it is characterized in that; Described ratchet and pawl arrangement comprises:
Overcoat, described outer tackling internal tooth, its outer rim has external tooth, and with described the 3rd gears engaged, described internal tooth is a ratchet;
Fuse, described fuse are arranged in the described internal tooth, and the fuse outer rim is provided with at least one ratchet, are provided with flexible member between described ratchet and the described fuse, and wherein said ratchet is corresponding with described ratchet;
Rolling bearing is arranged between described overcoat and the fuse.
11. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 10 is characterized in that; Described motor is connected with described fuse axle, described motor by bracing frame with described to be connected body affixed;
Described connection body is provided with a breach, and described the 3rd gear is connected with axle sleeve edge and stretches out outside the described breach, and fixes by locating part.
12. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 11 is characterized in that; Described the 3rd gear is other to be equipped with a connecting hole, and this connecting hole and described connecting rod one end are coupling, and the connecting hole on the other end of described connecting rod and the described framework is coupling.
13. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 11 is characterized in that, described axle sleeve top is provided with a short slot;
One adjusts handle, and the projection of its lower end is corresponding with described short slot, adjusts handle by rotating, and drives described the 3rd gear and rotates along the ratchet non operating state.
14. the motor-operating mechanism according to claim 2 or 8 described realization circuit breaker automatic switching-in functions is characterized in that described control circuit board comprises:
One power supply is gathered subelement, and it obtains electric power signal from described phase line, and carries out rectifying and wave-filtering and handle;
One Electric Machine Control subelement obtains described electric power signal, and when receiving the combined floodgate order, makes described motor action, realizes that finally the described actuating mechanism that opens circuit produces feed motion.
15. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 14 is characterized in that, described control circuit board also comprises:
One short circuit circuit for detecting, whether it has short circuit to take place in order to detect, and produces a self-locking control signal when being short-circuited.
16. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 15 is characterized in that, described control circuit board also comprises:
One self-locking control sub unit, it is connected with described Electric Machine Control subelement, receives described short circuit detecting subelement output one and characterizes the self-locking control signal of short-circuit state, thereby make described Electric Machine Control subelement make described motor not produce action.
17. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 16, it is characterized in that, described short circuit circuit for detecting comprises: a short circuit detecing element that is provided with at phase line at least, it is connected with a judgment component, described judgment component produces described self-locking control signal and described dropout control signal according to the state of described short circuit detecing element under the abnormal conditions that are short-circuited.
18. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 17, it is characterized in that, also comprise: a temperature detection subelement, it detects the phase line temperature, when described temperature reaches a threshold value, produce a self-locking control signal and/or dropout control signal.
19. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 18, it is characterized in that, described temperature detection subelement comprises: a detector unit that is provided with at phase line at least, it is connected with a judgment component, described judgment component produces described self-locking control signal and/or dropout control signal according to the state of described detector unit under the occurrence temperature abnormal conditions.
20. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 14, it is characterized in that, also comprise: a processor, it is gathered subelement by an analog to digital conversion circuit and described power supply and is connected, in order to according to the electric current of programmed decision collection default in the described processor or/and whether voltage exists unusually, and export control signal accordingly.
21. the motor-operating mechanism of realization circuit breaker automatic switching-in function according to claim 20 is characterized in that, also comprises: a display circuit or memory circuit or telecommunication circuit at least one of them, it is connected with described processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202184466U CN201527948U (en) | 2009-09-30 | 2009-09-30 | Electric actuating mechanism capable of fulfilling automatic switch-on function of circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202184466U CN201527948U (en) | 2009-09-30 | 2009-09-30 | Electric actuating mechanism capable of fulfilling automatic switch-on function of circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201527948U true CN201527948U (en) | 2010-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202184466U Expired - Fee Related CN201527948U (en) | 2009-09-30 | 2009-09-30 | Electric actuating mechanism capable of fulfilling automatic switch-on function of circuit breaker |
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| Country | Link |
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| CN (1) | CN201527948U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102496526A (en) * | 2011-12-19 | 2012-06-13 | 施耐德万高（天津）电气设备有限公司 | Synchronous auxiliary device for miniature circuit breaker |
| CN103247494A (en) * | 2013-06-01 | 2013-08-14 | 丁云广 | Groove-wheel type power-driven or manual switching-on device based on intelligent switch |
| CN103996579A (en) * | 2014-05-06 | 2014-08-20 | 常熟理工学院 | Sliding-type switching device used for main-connection-line short circuit precheck of low-voltage circuit breaker |
| CN103996577A (en) * | 2014-05-06 | 2014-08-20 | 常熟理工学院 | Contact-type switching device used for main-connection-line short circuit precheck of low-voltage circuit breaker |
-
2009
- 2009-09-30 CN CN2009202184466U patent/CN201527948U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102496526A (en) * | 2011-12-19 | 2012-06-13 | 施耐德万高（天津）电气设备有限公司 | Synchronous auxiliary device for miniature circuit breaker |
| CN103247494A (en) * | 2013-06-01 | 2013-08-14 | 丁云广 | Groove-wheel type power-driven or manual switching-on device based on intelligent switch |
| CN103996579A (en) * | 2014-05-06 | 2014-08-20 | 常熟理工学院 | Sliding-type switching device used for main-connection-line short circuit precheck of low-voltage circuit breaker |
| CN103996577A (en) * | 2014-05-06 | 2014-08-20 | 常熟理工学院 | Contact-type switching device used for main-connection-line short circuit precheck of low-voltage circuit breaker |
| CN103996577B (en) * | 2014-05-06 | 2015-12-02 | 常熟理工学院 | For the contact switching device shifter of low-voltage circuit breaker main electrical scheme short circuit preliminary examination |
| CN103996579B (en) * | 2014-05-06 | 2015-12-30 | 常熟理工学院 | For the slidingtype switching device shifter of low-voltage circuit breaker main electrical scheme short circuit preliminary examination |
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