CN202142465U - Frame-type breaker having self-locking function - Google Patents
Frame-type breaker having self-locking function Download PDFInfo
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- CN202142465U CN202142465U CN201120040210U CN201120040210U CN202142465U CN 202142465 U CN202142465 U CN 202142465U CN 201120040210 U CN201120040210 U CN 201120040210U CN 201120040210 U CN201120040210 U CN 201120040210U CN 202142465 U CN202142465 U CN 202142465U
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Abstract
Provided is frame-type breaker having self-locking function, comprising a frame-type breaker body, a user input unit used for inputting locking password or unlocking password, an authentication processing unit which receives the locking password or unlocking password from the user input unit and outputs a control signal after authentication, and a locking action unit which receives the control signal from the authentication processing unit and orders the frame-type breaker body to perform self-locking action or unlocking action.
Description
Technical field
The utility model relates to a kind of circuit breaker, particularly be a kind of be to open circuit to have the frame-type circuit breaker of auto-lock function after password is set the people.
Background technology
Circuit breaker is a kind of very important power equipment, and application is very extensive in management of power use field, but the defective below still existing.
With regard to existing circuit breaker with regard to the function, when overhaul operate a switch after, the maintenance worker does not fulfil assignment as yet, if this moment, circuit breaker closed a floodgate rashly, not only can cause the fault of electrical network, more can have influence on workman's life security.At present two kinds of measures are taked in the power station, a kind ofly hang up the caution plate in the above for the maintenance worker goes out preceding cut-off breaker, and plate is ignored by the power station staff easily in this measure, and the mistake combined floodgate influences maintenance worker's life security; Another kind of for to lock to circuit breaker, the measure of unblanking to close a floodgate after the maintenance worker returns has solved this problem to a certain extent, but has the not high situation of long-acting rate workman's return interval.
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 the utility model is, a kind of frame-type circuit breaker with auto-lock function is provided, in order to overcome above-mentioned defective.
For realizing above-mentioned purpose, the technical scheme that the utility model adopts is that a kind of frame-type circuit breaker with auto-lock function is provided, and it comprises a frame-type circuit breaker body, also comprises:
One user input unit, it is in order to input locked password or unlocking pin;
One authentication processing unit, it receives locked password or unlocking pin from said user input unit, authenticated back output one control signal;
One locked motor unit, the control signal that it receives from described authentication processing unit makes described frame-type circuit breaker body produce self-locking or release action.
Preferable, described frame-type circuit breaker body comprises:
One housing;
Described housing is provided with an outlet contiguous block and an inlet wire contiguous block that is connected with outside line; Its quantity is consistent with the quantity of phase line; A wherein said outlet contiguous block and a conduction movable contact piece are coupling; Through the swing of said conduction movable contact piece, realize its with the electrical connection of said inlet wire contiguous block with separate;
One disjunction mechanism, it is arranged in the described housing, and it comprises: a power unit and a motor unit; Wherein,
Described motor unit receives and makes described conduction movable contact piece produce wobbling action when triggering, and then realizes the conducting or the disconnection of circuit;
Described power unit makes instantaneous disjunction of described motor unit and combined floodgate in order to power to be provided.
Preferable, described power unit comprises:
One energy-stored spring;
One energy storage actuating mechanism, it is the elastic potential energy of energy-stored spring with other forms of Conversion of energy;
One position-limit mechanism, it carries out spacing to described energy-stored spring, with so that it keeps potential energy before spacing not removing.
Preferable, described energy storage actuating mechanism comprises:
One input part;
One main shaft, it is connected with described input part, through described input part described main shaft is rotated;
One first eccentric wheel, itself and described main shaft Joint;
One first interlock piece, it is connected with described first eccentric wheel, in order to along with the said first eccentric rotation, realizes swing accordingly;
One compact heap, it is connected with the described first interlock piece, in order to described energy-stored spring is compressed.
Preferable, described position-limit mechanism comprises:
One ratchet interlock piece, it is coupling in described housing, and realizes that through stop screw it has a trigger end and a positive stop end to the restriction of said ratchet interlock piece folk prescription to rotation;
One spacing rotating disk, itself and described main shaft Joint, described spacing rotating disk is provided with some restriction protrusion, and described restriction protrusion and described positive stop end lean.
Preferable, also comprise: first back-moving spring, it is in order to realize the return of described ratchet interlock piece after being triggered.
Preferable, described motor unit comprises:
First universal driving shaft which is provided with traction piece, and described traction piece is connected with described conduction movable contact piece, produces wobbling action thereby draw described conduction movable contact piece;
The second interlock piece, itself and the described first interlock piece are coupling;
The 3rd interlock piece, itself and the described second interlock piece are coupling, and its first end is connected with described traction piece;
The master reset spring, its first end with described the 3rd interlock piece is connected, in order to realize described the 3rd interlock block reset;
The tetrad motion block, itself and the described first interlock piece are coupling, and it has one first and leans end and one second lean end, and described first leans end and a gag lever post leans;
The 5-linked motion block, it is coupling in described housing, itself and described first lean end and lean, and have the trigger end of opening circuit;
One triggers switch block, and it has one first butting section and a press section, and described first butting section and described 5-linked motion block lean, and described press section is in order to receive the outside push action that order causes of opening circuit.
Preferable, also comprise one second back-moving spring, after described triggering switch block is pressed, described 5-linked motion block with trigger switch block and separate, described second back-moving spring with so that described 5-linked motion block sway.
Preferable, said user input unit comprises keyboard.
Preferable, described authentication processing unit is a microprocessor.
Preferable, described locked motor unit comprises:
One first STATEMENT OF FEDERALLY SPONSORED, it is around a rotation;
One first gangbar, its first end is connected with second end of said first STATEMENT OF FEDERALLY SPONSORED;
One rotating shaft, second end of described first STATEMENT OF FEDERALLY SPONSORED drive described rotating shaft and rotate;
One trigger part, it is set in the described rotating shaft, and corresponding with the press section on the described triggering switch block, makes described frame-type circuit breaker body produce the action of opening circuit through pushing described press section;
One electromagnet, its armature end is corresponding with first end of described first STATEMENT OF FEDERALLY SPONSORED;
One control circuit, it receives described control signal, thereby controls the "on" position of said electromagnet coil.
Preferable, described control circuit comprises:
The 4th triode and the 7th triode that are connected with two outputs of described microprocessor;
One the 8th triode, its base stage is connected with the collector electrode of said the 4th triode;
One the 6th triode, its base stage is connected with the emitter of said the 4th triode;
One the 5th triode, its base stage is connected with the emitter of said the 7th triode, and the emitter of said the 6th triode is connected with the emitter of the 5th triode, and the collector electrode of said the 5th triode is connected with the emitter of the 8th triode;
One the 9th triode, its emitter is connected with the collector electrode of said the 6th triode, and the collector electrode of said the 9th triode is connected with the collector electrode of the 8th triode;
One the 9th diode, it is arranged between described the 4th transistor base and the 6th transistor emitter;
The 12 diode, it is arranged between said the 7th transistor base and the 5th transistor emitter;
Described magnet spool output and input are connected between described the 5th transistor emitter and the 6th transistor emitter.
Preferable, described secondary self-locking mechanism comprises:
One annulus, itself and described rotating shaft Joint, the inboard of described annulus is provided with the self-locking short slot;
One self-locking shell has a breach on it;
One self-locking block, its inside are provided with one the 3rd back-moving spring, and have a self-locking end, and itself and the interior ring of described annulus lean.
Preferable, described input part is handle and/or motor.
Described user input unit also comprises a wireless transceiver circuit and a remote controller, and described wireless transceiver circuit is connected with described authentication processing unit, in order to receive the password input of said remote controller through wireless mode.
Be with the beneficial effect of prior art comparison the utility model, when overhaul operate a switch after, when the maintenance worker does not fulfil assignment as yet, can guarantee that circuit breaker can not close a floodgate rashly, has influence on workman's life security.After long distance overhauling finished, the workman can inform the power station password, and input cipher authentication in power station can close a floodgate, thereby had improved the efficient of maintenance.
Description of drawings
Fig. 1 is the schematic perspective view that the utlity model has the frame-type circuit breaker of auto-lock function;
Fig. 2 is the frame-type circuit breaker sectional structure sketch map one that the utlity model has auto-lock function;
Fig. 3 is that the frame-type circuit breaker that the utlity model has auto-lock function is an example body partial exploded view schematic perspective view;
Fig. 4 is the frame-type circuit breaker sectional structure sketch map two that the utlity model has auto-lock function;
Fig. 5 is the frame-type circuit breaker auto-lock function unit machinery exploded perspective sketch map that the utlity model has auto-lock function;
Fig. 6 A the utlity model has the cross-sectional schematic of not closing a floodgate under the frame-type circuit breaker normal condition of auto-lock function;
Fig. 6 B the utlity model has the schematic side view of not closing a floodgate under the frame-type circuit breaker normal condition of auto-lock function;
Fig. 7 A the utlity model has the back cross-sectional schematic of closing a floodgate under the frame-type circuit breaker normal condition of auto-lock function;
Fig. 7 B the utlity model has combined floodgate rear side viewing sketch map under the frame-type circuit breaker of auto-lock function;
Fig. 8 A the utlity model has the frame-type circuit breaker of auto-lock function because short circuit causes the self-locking state cross-sectional schematic;
Fig. 8 B the utlity model has the frame-type circuit breaker of auto-lock function because short circuit causes the self-locking state schematic side view;
Fig. 9 A is that the frame-type circuit breaker that the utlity model has auto-lock function is set self-locking state generation back cross-sectional schematic;
Fig. 9 B is that the frame-type circuit breaker that the utlity model has auto-lock function is set self-locking state generation rear side viewing sketch map.
Figure 10 is the sketch map that the utlity model has the frame-type circuit breaker control circuit part embodiment one of auto-lock function;
Figure 11 is the sketch map that the utlity model has the frame-type circuit breaker control circuit part embodiment two of auto-lock function;
Figure 12 is the sketch map that the utlity model has the corresponding remote control circuitry of frame-type circuit breaker control circuit part of auto-lock function.
Embodiment
Below in conjunction with accompanying drawing, do more detailed explanation with other technical characterictic and advantage to the utility model is above-mentioned.
See also illustrated in figures 1 and 2, the frame-type circuit breaker sectional structure sketch map one that it is respectively the schematic perspective view of the frame-type circuit breaker that the utlity model has auto-lock function and the utlity model has auto-lock function; It is drawn together for the described frame-type circuit breaker with auto-lock function of the utility model: a frame-type circuit breaker body; In order to realize the function of basic circuit breaker; And the basic function of passing through to be arranged at its outside switch knob 321 and trip button 322 realization circuit breaker break-makes that can select; Wherein, described frame-type circuit breaker body comprises:
One housing;
Described housing is provided with an outlet contiguous block 312 and an inlet wire contiguous block 311 that is connected with outside line, and its quantity can be consistent with the quantity of phase line; A wherein said outlet contiguous block 312 and a conduction movable contact piece 313 are coupling; This connection itself belongs to electrical connection; Through the swing of said conduction movable contact piece 313, when itself and described inlet wire contiguous block 311 contact the electrical connection that just realizes outlet contiguous block 312 and inlet wire contiguous block 311 with separate;
One disjunction mechanism (not shown), it is arranged in the described housing, in order to the combined floodgate of realizing described frame-type circuit breaker body and the action of tripping operation.
Described housing is provided with a user input unit 6, in order to input locked password and unlocking pin.Described user input unit 6 comprises keyboard, and described keyboard can also can be a touch keyboard for physical keyboard.
See also Fig. 3 and shown in Figure 4, it is respectively frame-type circuit breaker body partial exploded view schematic perspective view that the utlity model has auto-lock function and the frame-type circuit breaker sectional structure sketch map two that the utlity model has auto-lock function; It mainly embodies the structure of described disjunction mechanism, and described disjunction mechanism comprises: a power unit and a motor unit; Wherein,
Described motor unit receives when triggering, and can make described conduction movable contact piece 313 produce wobbling actions, and then the conducting or the disconnection of the circuit that connected of implementation framework formula breaker body;
Described power unit makes instantaneous disjunction of described motor unit and combined floodgate in order to power to be provided.
Described power unit comprises: an energy-stored spring 36; An one energy storage actuating mechanism and a position-limit mechanism; Wherein said energy-stored spring 36 is in order to realize the closing function of described frame-type circuit breaker body, through the instantaneous feed motion of instantaneous relase realization of its stored potential energy;
Described energy storage actuating mechanism is the elastic potential energy of energy-stored spring 36 with other forms of Conversion of energy, and other forms of ability described here can be the artificial mechanical energy that produces, and also can be the mechanical energy that electric energy transforms; Wherein, described energy storage actuating mechanism comprises: an input part, the input part here can be that motor 51 also can be a handle 52, can certainly be that both have simultaneously;
One main shaft 32, described input part rotate described main shaft 32, and it is arranged on two supporting brackets 341 that are positioned at said housing, as the driving shaft of transfer torque;
One first eccentric wheel 37, itself and described main shaft 32 Joints, because the action of described input part when rotating, it is followed together and rotates at described main shaft 32;
One first interlock piece 38, it is connected with described first eccentric wheel 37, in order to the rotation along with said first eccentric wheel 37, realizes rotating accordingly;
One compact heap 36; It is connected with the described first interlock piece 38; When the interlock of the moment of torsion that transmits by described input part, thereby promote described compact heap 36, it is compressed described energy-stored spring 36 through above-mentioned main shaft 32, first eccentric wheel 37 and the first interlock piece 38.
Described position-limit mechanism is with so that described energy-stored spring 36 keeps potential energy before spacing not removing; Promptly because the input of the energy of described input part; Make described energy-stored spring 36 by described compact heap 36 compressions, because the effect of position-limit mechanism, it can not realize resetting.Described position-limit mechanism comprises: ratchet interlock piece 55, and it is coupling in described housing, and realizes that through stop screw 56 it has a trigger end and a positive stop end to the restriction of said ratchet interlock piece 55 folk prescriptions to rotation;
One spacing rotating disk 54, itself and described main shaft 32 Joints, described spacing rotating disk 54 is provided with some restriction protrusion 541, and described restriction protrusion 541 leans with the positive stop end of said ratchet interlock piece 55.
Also comprise: first back-moving spring 352 is articulated on the described ratchet interlock piece 55, in order to realize the return after described ratchet interlock piece 55 rotates after being triggered.
The trigger end of described ratchet interlock piece 55 and a butting section 61 will against; When described butting section 61 by external devices, like the triggering of electromagnet, thereby the trigger end that causes described butting section 61 and described ratchet interlock piece 55 separates; Then described positive stop end separates with the restriction protrusion of described spacing rotating disk 54; Thereby the elastic force snap owing to energy-stored spring 36 causes described compact heap 36 by instantaneous promotion, thereby causes the instantaneous swing of the described first interlock piece 38.
Described motor unit obtains energy and power from described power unit; Thereby realize the swing of said conduction movable contact piece 313 through a series of transmission; Finally make the electrical connection of described outlet contiguous block 311 and inlet wire contiguous block 312 or separate, wherein said power unit comprises:
One first universal driving shaft 332 which is provided with traction piece 331, and described traction piece 331 is connected with described conduction movable contact piece 313, produces wobbling action thereby draw described conduction movable contact piece 313;
One second interlock piece 62, itself and the described first interlock piece 332 are coupling;
The 3rd interlock piece 53, itself and the described second interlock piece 62 are coupling, and its first end is connected with described traction piece 331;
Master reset spring 353, its first end with described the 3rd interlock piece 53 is connected, and resets in order to realize described the 3rd interlock piece 53;
5-linked motion block 34, it is coupling in described housing, itself and described first lean end and lean, and have the trigger end of opening circuit;
One triggers switch block 57; It has a butting section and a press section, and described butting section and described 5-linked motion block 34 lean, and described press section is in order to receive the outside push action that order causes of opening circuit; The present embodiment press section is an extended cylindrical bar; Lean in the press section of said triggering switch block 57 like the electromagnet armature end, switch on because of receiving the external control order when described electromagnet, it is stressed that then armature end makes described press section; And described butting section is separated with described 5-linked motion block 34, thereby make described frame-type circuit breaker body realize tripping operation.
Also comprise one second back-moving spring 352, after described triggering switch block 57 is pressed, described 5-linked motion block 34 with trigger switch block 57 and separate, described second back-moving spring, 352 usefulness so that described 5-linked motion block 34 sway.
See also shown in Figure 5ly, it is the frame-type circuit breaker auto-lock function unit machinery exploded perspective sketch map that the utlity model has auto-lock function; Its short circuit self-locking function structure of guaranteeing replacement for this three-dimensional exploded view at first, this also is a characteristics place of the utility model, promptly is the self-locking action that when producing short trouble, produces, described short circuit self-locking function structure comprises:
One short-circuit detecting part; It is in the state of being coupling in described frame-type circuit breaker body, when short trouble appears in the phase line that connects said frame-type circuit breaker body, then must form high-intensity magnetic field; Because described short-circuit detecting part is the state of being coupling, then can produce rotating machinery action; Described short-circuit detecting part is at least one magnetic conduction rotating part 43; Also can have three magnetic conduction rotating parts 43 respectively with each outlet contiguous block 312 correspondence; When producing short circuit magnetic field, its action that rotates, a back-moving spring 451 is arranged in the rotating shaft of described magnetic conduction rotating part 43; Described magnetic conduction rotating part 43 sways; And have an induction section and the section of pushing, and described induction section is positioned near described outlet contiguous block 312 or the inlet wire contiguous block 311, and present embodiment is to be arranged at described outlet contiguous block 312 bottoms.
One short circuit action triggers mechanism; It combines with described short-circuit detecting part; And a trigger end that has combines with disjunction mechanism in the described frame-type circuit breaker body; When described short circuit action triggers mechanism produced interlock because of the rotating machinery action of described short-circuit detecting part, described trigger end triggered described disjunction mechanism and produces the disjunction action; Described short circuit action triggers mechanism comprises:
First STATEMENT OF FEDERALLY SPONSORED 441, it is around a rotation, and the section of pushing of its first end and said magnetic conduction rotating part 43 leans, and also comprises: a back-moving spring 452 is arranged on the axle of described first STATEMENT OF FEDERALLY SPONSORED 441, resets in order to realize it;
One rotating shaft 445, second end of described first gangbar 442 drive described rotating shaft 445 and rotate;
One trigger part 446, it is set in the described rotating shaft 445, and corresponding with the press section on the described triggering switch block 57, makes described frame-type circuit breaker body produce the action of opening circuit through pushing described press section.
Certainly when short trouble takes place; Said structure can have been realized the tripping operation action of described frame-type circuit breaker body; But in case the above-mentioned short circuit action triggers mechanism in tripping operation outage back is not because there is the action of a magnetic field under the effect of back-moving spring 451,452, will reset; The corresponding order of closing a floodgate just can make described frame-type circuit breaker body close a floodgate again, if but short trouble does not have to remove, and then again can be through above-mentioned magnetic conduction rotating part 43 and the interlock of short circuit action triggers mechanism as the short-circuit detecting part; Thereby realize the action of opening circuit once more; Thereby go round and begin again make described frame-type circuit breaker body constantly close a floodgate and tripping operation between switch, thereby can be to the life-span of described frame-type circuit breaker body self, or other equipment of electrical network impact.
Be the purpose of the setting auto-lock function of realizing the utility model, promptly under normal condition, for maintenance does not want to take place the combined floodgate accident, corresponding structure also comprises:
One authentication processing unit, it is for being positioned on the control circuit, and it receives the password from described user input unit 6, thus the control signal of output appointment;
One locked motor unit, it receives the control signal from described authentication processing unit, thereby produces an action, and the feed motion of described disjunction mechanism is realized locking or unlocked.
Locked motor unit described in the present embodiment comprises: an electromagnet 28, and its armature end is corresponding with first end of described first STATEMENT OF FEDERALLY SPONSORED 441; One control circuit, it receives described control signal, thereby controls the "on" position of said electromagnet 28 coils.
In order to realize preferable technique effect, the utility model also provides a secondary self-locking mechanism, and it also can make described disjunction mechanism not automatically reset, but for setting self-locking, can not adopt.Wherein, described secondary self-locking mechanism comprises:
One annulus 447, itself and described rotating shaft 445 Joints, the inboard of described annulus 447 is provided with self-locking short slot 2471;
One self-locking shell 42 has a breach 421 on it, described self-locking shell 42 is fixed on the described frame-type circuit breaker body housing;
One self-locking block 41, its inside are provided with one the 3rd back-moving spring, and have a self-locking end, and itself and described annulus 447 interior rings lean, and when being short-circuited, described self-locking end embeds described self-locking short slot 4471.
See also shown in Fig. 6 A and Fig. 6 B, it is respectively and does not close a floodgate cross-sectional schematic under the frame-type circuit breaker normal condition that the utlity model has auto-lock function and the utlity model has the schematic side view of not closing a floodgate under the frame-type circuit breaker normal condition of auto-lock function; The described frame-type circuit breaker of the utility model this moment is in off state, and described conduction movable contact piece 313 separates with described inlet wire contiguous block 311; Described magnetic conduction moving block 313 is in described outlet contiguous block 312 bottoms, so because of there not being short circuit magnetic field not rotate; While, described short circuit action triggers mechanism also was in normal condition; Described self-locking block 41 separates with described self-locking short slot 4471.
Described user input unit does not also have locked password input simultaneously, and described locked motor unit is action not.
See also shown in Fig. 7 A and Fig. 7 B, it is respectively under the frame-type circuit breaker normal condition that the utlity model has auto-lock function and closes a floodgate the back cross-sectional schematic and to the utlity model has combined floodgate rear side viewing sketch map under the frame-type circuit breaker of auto-lock function; Compare with last figure, the described frame-type circuit breaker of the utility model this moment is in channel status, and described conduction movable contact piece 313 contacts with described inlet wire contiguous block 311; Described magnetic conduction moving block 313 is in described outlet contiguous block 312 bottoms, so because of there not being short circuit magnetic field not rotate; Same described short circuit action triggers mechanism also is in the state of operate as normal; Described self-locking block 41 separates with described self-locking short slot 4471.
See also shown in Fig. 8 A and Fig. 8 B, it is respectively the frame-type circuit breaker that the utlity model has auto-lock function because short circuit causes self-locking state cross-sectional schematic and schematic side view; When having occurred in the short trouble generation; Can produce powerful magnetic field, the induction section of said magnetic conduction rotating part 43 is swung to described outlet contiguous block 312, thereby makes the described section of pushing described first STATEMENT OF FEDERALLY SPONSORED 441; Thereby make 441 swings of described first STATEMENT OF FEDERALLY SPONSORED; Thereby described first gangbar 442 of pushing tow, and then described rotating shaft 445 is rotated, described then trigger part 446 swings; Caused the pushing of the press section on the described triggering switch block 57, made described frame-type circuit breaker body produce the action of opening circuit through pushing described press section.
Described annulus 447 rotates because of described rotating shaft 445 simultaneously, thereby makes the self-locking end of described self-locking block 41 embed described self-locking short slot 4471, and under the pushing tow of described the 3rd back-moving spring 411, the breach 421 from said self-locking shell 42 stretches out.
Though described like this frame-type circuit breaker body is in off state, the high-intensity magnetic field that short circuit this moment causes disappears, and described magnetic conduction rotating part 43 resets under the effect of described back-moving spring 451.But because self-locking block 41 stretches out the breach 421 on the said self-locking shell 42; Described self-locking end can't be separated with described self-locking short slot 4471; Described like this rotating shaft 445 can't be rotated; Described like this trigger part 446 is still by on the press section that is pressed on the described triggering switch block 57, thus the formation self-locking.
See also shown in Fig. 9 A and Fig. 9 B, it is respectively the frame-type circuit breaker short circuit self-locking state cross-sectional schematic that the utlity model has auto-lock function and the frame-type circuit breaker that the utlity model has auto-lock function self-locking state schematic side view that opens circuit; At off state, input locked password through described user input unit, this moment, described locked motor unit received the control signal from the authentication processing unit; Thereby make described electromagnet 28 coil conductings; Thereby first end of described first STATEMENT OF FEDERALLY SPONSORED 441 of described armature movement pushing tow, and make 441 swings of described first STATEMENT OF FEDERALLY SPONSORED, thus described first gangbar 442 of pushing tow; And then described rotating shaft 445 is rotated; 446 swings of described then trigger part have caused the pushing of the press section on the described triggering switch block 57, thereby have formed locking state.
Certainly through importing unlocking pin in described user input unit; This moment, described locked motor unit received the control signal from the authentication processing unit; Thereby make described electromagnet 28 coil blackouts or current reversal, thereby described armature is received action of reset spring or reverse magneticaction, separates with first end of described first STATEMENT OF FEDERALLY SPONSORED 441; Under the effect of back-moving spring 451,452; Described first STATEMENT OF FEDERALLY SPONSORED 441 is resetted, thereby retract described first gangbar 442, and then make described rotating shaft 445 rotation that resets; The swing that resets of described then trigger part 446, thus condition created for the separation of the press section on the described triggering switch block 57.
For release; Behind artificial input unlocking pin; Also to pass through artificial with described self-locking block 41 by getting back in the described self-locking shell 42, described self-locking end is separated with described self-locking short slot 4471, through the back-moving spring in the rotating shaft that is arranged on said first STATEMENT OF FEDERALLY SPONSORED 441 452 described trigger part 446 and pressing part on the described triggering switch block 57 are left like this; Realize release, could realize then closing a floodgate once more.In short trouble, then directly self-locking block 41 is just accomplished release by getting back in the described self-locking shell 42, and need not import unlocking pin.
See also shown in Figure 10ly, it is the sketch map that the utlity model has the frame-type circuit breaker control circuit part embodiment one of auto-lock function; The utlity model has the sketch map of the defeated control circuit of frame-type circuit breaker of auto-lock function.Said control circuit comprises a power circuit, described user input unit 6, described authentication processing unit and described control circuit.
Said power circuit is introduced current signal respectively from phase line A, B, C; Carrying out rectification through the first diode D1, the second diode D2, the 3rd diode D3 respectively handles; Carry out Filtering Processing through capacitor C 1 again; The resistance R of flowing through 1 is carried out the step-down processing, utilizes voltage-stabiliser tube D12 to guarantee the stable of output voltage.Said power circuit is through providing stable voltage to respectively using electrical component behind the said voltage-stabiliser tube D12.
Described user input unit 6 is imported encrypted message through button S1 to S16 with said user and is passed to described authentication processing unit; Certain described user input unit 6 can adopt fingerprint capturer to substitute keyboard; Here the code signal of input is locked password and unlocking pin, and described authentication processing unit can be a microprocessor.
Described control circuit comprises: the 4th triode Q4 and the 7th triode Q7 that are connected with two outputs of described microprocessor; The collector electrode of said the 4th triode Q4 is connected with the base stage of one the 8th triode Q8, and the emitter of said the 4th triode Q4 is connected with the base stage of one the 6th triode Q6; The emitter of said the 7th triode Q7 is connected with the base stage of the 5th triode Q5; The emitter of said the 6th triode Q6 is connected with the emitter of the 5th triode Q5; The collector electrode of said the 5th triode Q5 is connected with the emitter of the 8th triode Q8; The collector electrode of said the 6th triode Q6 is connected with the emitter of one the 9th triode Q9; The collector electrode of said the 9th triode Q9 is connected with the collector electrode of the 8th triode Q8; One the 9th diode D9 is arranged between described the 4th triode Q4 base stage and the 6th triode Q6 emitter; Described the 12 diode D12 is arranged between said the 7th triode Q7 base stage and the 5th triode Q5 emitter; Coil output and the input of described electromagnet DCT are connected between described the 5th triode Q5 emitter and the 6th triode Q6 emitter.
After said circuit breaker was broken off, the user inputed locked password through said user input unit for the first time and is confirmed and storage by described authentication processing unit; Described electromagnet DCT is in running order through the driving of described control circuit, and circuit breaker can't close a floodgate.
The user is through user input unit 6 input unlocking pins; Whether described microprocessor judges is consistent with the locked password of storage in advance, thereby changes the current potential of first and second output of said microprocessor PXx (said the one the second arrange from top to bottom by drawing).
When described microprocessor judged that output is inconsistent, said electromagnet DCT kept original potential difference situation in two ends; Judge that when described microprocessor unlocking pin is correct, the potential difference at then said electromagnet DCT two ends changes, thereby described armature is regained, and has removed locking state.
See also shown in Figure 11ly, it is the sketch map that the utlity model has the frame-type circuit breaker control circuit part embodiment two of auto-lock function; Described user input unit 6 can also comprise: a wireless transceiver circuit and a remote controller; Described wireless transceiver circuit is connected with described authentication processing unit; The user can be linked through described remote controller and described wireless transceiver circuit; Thereby the operation through on remote controller realizes the operation to said authentication processing unit, has avoided directly and the contacting of described circuit breaker through the Digiplex operation separately in addition, and is safe and convenient; Behind its input instruction; Said authentication processing cell processing process with above-mentioned with keyboard be the same, and the priority of described keyboard and described remote controller radio operation is set, thereby realizes concrete distinctiveness operation.
See also shown in Figure 12; It is the sketch map that the utlity model has the corresponding remote control circuitry of frame-type circuit breaker control circuit part of auto-lock function; Described remote controller comprises: keyboard part S1-S16, and a processor, it is connected with described button S1-S16; One wireless transceiver circuit; It is connected with described processor, and with the user input unit 6 of appointment in the wireless transceiver circuit that is connected with the authentication processing unit be complementary, thereby confirm that described remote controller has the authority that the frame-type circuit breaker with auto-lock function is specified in control.
The above is merely the preferred embodiment of the utility model, only is illustrative as far as the utility model, and nonrestrictive.Those skilled in the art is understood, and in spirit that the utility model claim is limited and scope, can carry out many changes to it, revise, in addition equivalent, but all will fall in the protection range of the utility model.
Claims (15)
1. frame-type circuit breaker with auto-lock function, it comprises a frame-type circuit breaker body, it is characterized in that, also comprises:
One user input unit, it is in order to input locked password or unlocking pin;
One authentication processing unit, it receives locked password or unlocking pin from said user input unit, authenticated back output one control signal;
One locked motor unit, the control signal that it receives from described authentication processing unit makes described frame-type circuit breaker body produce self-locking or release action.
2. the frame-type circuit breaker with auto-lock function according to claim 1 is characterized in that, described frame-type circuit breaker body comprises:
One housing;
Described housing is provided with an outlet contiguous block and an inlet wire contiguous block that is connected with outside line; Its quantity is consistent with the quantity of phase line; A wherein said outlet contiguous block and a conduction movable contact piece are coupling; Through the swing of said conduction movable contact piece, realize its with the electrical connection of said inlet wire contiguous block with separate;
One disjunction mechanism, it is arranged in the described housing, and it comprises: a power unit and a motor unit; Wherein,
Described motor unit receives and makes described conduction movable contact piece produce wobbling action when triggering, and then realizes the conducting or the disconnection of circuit;
Described power unit makes instantaneous disjunction of described motor unit and combined floodgate in order to power to be provided.
3. the frame-type circuit breaker with auto-lock function according to claim 2 is characterized in that, described power unit comprises:
One energy-stored spring;
One energy storage actuating mechanism, it is the elastic potential energy of energy-stored spring with other forms of Conversion of energy;
One position-limit mechanism, it carries out spacing to described energy-stored spring, with so that it keeps potential energy before spacing not removing.
4. the frame-type circuit breaker with auto-lock function according to claim 3 is characterized in that, described energy storage actuating mechanism comprises:
One input part;
One main shaft, it is connected with described input part, through described input part described main shaft is rotated;
One first eccentric wheel, itself and described main shaft Joint;
One first interlock piece, it is connected with described first eccentric wheel, in order to along with the said first eccentric rotation, realizes swing accordingly;
One compact heap, it is connected with the described first interlock piece, in order to described energy-stored spring is compressed.
5. the frame-type circuit breaker with auto-lock function according to claim 3 is characterized in that, described position-limit mechanism comprises:
One ratchet interlock piece, it is coupling in described housing, and realizes that through stop screw it has a trigger end and a positive stop end to the restriction of said ratchet interlock piece folk prescription to rotation;
One spacing rotating disk, itself and described main shaft Joint, described spacing rotating disk is provided with some restriction protrusion, and described restriction protrusion and described positive stop end lean.
6. the frame-type circuit breaker with auto-lock function according to claim 5 is characterized in that, also comprises: first back-moving spring, it is in order to realize the return of described ratchet interlock piece after being triggered.
7. according to claim 2 or 5 described frame-type circuit breakers, it is characterized in that described motor unit comprises with auto-lock function:
First universal driving shaft which is provided with traction piece, and described traction piece is connected with described conduction movable contact piece, produces wobbling action thereby draw described conduction movable contact piece;
The second interlock piece, itself and the described first interlock piece are coupling;
The 3rd interlock piece, itself and the described second interlock piece are coupling, and its first end is connected with described traction piece;
The master reset spring, its first end with described the 3rd interlock piece is connected, in order to realize described the 3rd interlock block reset;
The tetrad motion block, itself and the described first interlock piece are coupling, and it has one first and leans end and one second lean end, and described first leans end and a gag lever post leans;
The 5-linked motion block, it is coupling in described housing, itself and described first lean end and lean, and have the trigger end of opening circuit;
One triggers switch block, and it has one first butting section and a press section, and described first butting section and described 5-linked motion block lean, and described press section is in order to receive the outside push action that order causes of opening circuit.
8. the frame-type circuit breaker with auto-lock function according to claim 7; It is characterized in that; Also comprise one second back-moving spring; After described triggering switch block is pressed, described 5-linked motion block with trigger switch block and separate, described second back-moving spring with so that described 5-linked motion block sway.
9. the frame-type circuit breaker with auto-lock function according to claim 1 is characterized in that described user input unit comprises keyboard.
10. the frame-type circuit breaker with auto-lock function according to claim 1 is characterized in that, described authentication processing unit is a microprocessor.
11. the frame-type circuit breaker with auto-lock function according to claim 7 is characterized in that, described locked motor unit comprises:
One first STATEMENT OF FEDERALLY SPONSORED, it is around a rotation;
One first gangbar, its first end is connected with second end of said first STATEMENT OF FEDERALLY SPONSORED;
One rotating shaft, second end of described first STATEMENT OF FEDERALLY SPONSORED drive described rotating shaft and rotate;
One trigger part, it is set in the described rotating shaft, and corresponding with the press section on the described triggering switch block, makes described frame-type circuit breaker body produce the action of opening circuit through pushing described press section;
One electromagnet, its armature end is corresponding with first end of described first STATEMENT OF FEDERALLY SPONSORED;
One control circuit, it receives described control signal, thereby controls the "on" position of said electromagnet coil.
12. the frame-type circuit breaker with auto-lock function according to claim 11 is characterized in that, described control circuit comprises:
The 4th triode and the 7th triode that are connected with two outputs of described microprocessor;
One the 8th triode, its base stage is connected with the collector electrode of said the 4th triode;
One the 6th triode, its base stage is connected with the emitter of said the 4th triode;
One the 5th triode, its base stage is connected with the emitter of said the 7th triode, and the emitter of said the 6th triode is connected with the emitter of the 5th triode, and the collector electrode of said the 5th triode is connected with the emitter of the 8th triode;
One the 9th triode, its emitter is connected with the collector electrode of said the 6th triode, and the collector electrode of said the 9th triode is connected with the collector electrode of the 8th triode;
One the 9th diode, it is arranged between described the 4th transistor base and the 6th transistor emitter;
The 12 diode, it is arranged between said the 7th transistor base and the 5th transistor emitter;
Described magnet spool output and input are connected between described the 5th transistor emitter and the 6th transistor emitter.
13. the frame-type circuit breaker with auto-lock function according to claim 11 is characterized in that, also comprises a secondary self-locking mechanism, it comprises:
One annulus, itself and described rotating shaft Joint, the inboard of described annulus is provided with the self-locking short slot;
One self-locking shell has a breach on it;
One self-locking block, its inside are provided with one the 3rd back-moving spring, and have a self-locking end, and itself and the interior ring of described annulus lean.
14. the frame-type circuit breaker with auto-lock function according to claim 4 is characterized in that, described input part is handle and/or motor.
15. the frame-type circuit breaker with auto-lock function according to claim 9; It is characterized in that; Described user input unit also comprises a wireless transceiver circuit and a remote controller; Described wireless transceiver circuit is connected with described authentication processing unit, in order to receive the password input of said remote controller through wireless mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120040210U CN202142465U (en) | 2011-01-30 | 2011-01-30 | Frame-type breaker having self-locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120040210U CN202142465U (en) | 2011-01-30 | 2011-01-30 | Frame-type breaker having self-locking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202142465U true CN202142465U (en) | 2012-02-08 |
Family
ID=45553511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120040210U Expired - Lifetime CN202142465U (en) | 2011-01-30 | 2011-01-30 | Frame-type breaker having self-locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202142465U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102169779A (en) * | 2011-01-30 | 2011-08-31 | 湖北盛佳电器设备有限公司 | Frame type circuit breaker with self-locking function |
| CN107799366A (en) * | 2017-12-01 | 2018-03-13 | 江苏创能电器有限公司 | A kind of omnipotent breaker |
-
2011
- 2011-01-30 CN CN201120040210U patent/CN202142465U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102169779A (en) * | 2011-01-30 | 2011-08-31 | 湖北盛佳电器设备有限公司 | Frame type circuit breaker with self-locking function |
| CN102169779B (en) * | 2011-01-30 | 2014-06-11 | 湖北盛佳电器设备有限公司 | Frame type circuit breaker with self-locking function |
| CN107799366A (en) * | 2017-12-01 | 2018-03-13 | 江苏创能电器有限公司 | A kind of omnipotent breaker |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120208 Effective date of abandoning: 20140611 |
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| RGAV | Abandon patent right to avoid regrant |