CN203787303U - Operating mechanism and control and protection switching device with same - Google Patents
Operating mechanism and control and protection switching device with same Download PDFInfo
- Publication number
- CN203787303U CN203787303U CN201420233197.9U CN201420233197U CN203787303U CN 203787303 U CN203787303 U CN 203787303U CN 201420233197 U CN201420233197 U CN 201420233197U CN 203787303 U CN203787303 U CN 203787303U
- Authority
- CN
- China
- Prior art keywords
- cam
- retainer
- push rod
- short circuit
- push pedal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Mechanical Control Devices (AREA)
Abstract
The utility model discloses an operating mechanism and a control and protection switching device with the same. The operating mechanism comprises an alarming mechanism and a releasing mechanism which are arranged on an installation plate, wherein the alarming mechanism comprises a side cam and a side stop device, the side stop device is provided with a stop platform which is buckled with and/or separated from the side cam; the releasing mechanism comprises an intermediate cram and an intermediate stop device, the intermediate stop device is provided with a release piece which is buckled with and/or separated from the intermediate cam; the operating mechanism also comprises a driving piece, the driving piece comprises an alarming push rod which is used for receiving an overload signal or an overcurrent signal, a push plate which is used for receiving a short-circuit signal and a short-circuit push rod. By adopting the device, when the short circuit happens, an alarm can be issued, and a main circuit is disconnected; moreover, when overload and overcurrent phenomena happen, only the alarm is issued, and the main circuit is not disconnected; the structure is simple; moreover, the side stop device and the intermediate stop device are independent from each other and do not affect with each other, the operating mechanism is relatively stable and relatively reliable to act, and the misoperation can be effectively avoided.
Description
Technical field
The utility model relates to the control and protective switching device field in low-voltage electrical apparatus, and concrete ground relates to a kind of operating mechanism and has the control and protective switching device of this operating mechanism.
Background technology
" control and protective switching device " (or being called control protector) is the novel product in low-voltage electrical apparatus, and its product category code name is " CPS ", is the abbreviation of English " Control and Protective Switching Device ".CPS can realize on the product of single structure form control and defencive function integrated, that internal coordination coordinates, can substitute multiple traditional discrete components such as circuit breaker (fuse), contactor, overload (or overcurrent, disconnected phase) protection relay, starter, isolator.KB0 is the large series products of domestic first generation CPS.KB0 is mainly used in exchanging 50Hz(60Hz), rated voltage is to the electric current comprising under 690V, electric current connection in the electric power system of 0.16A to 125A, carrying and disjunction normal condition under the overload condition of regulation, and can connect, carry and non-normal condition that disjunction specifies under electric current (as short circuit current).KBO adopts the version of modular single product; the major function of integrated traditional circuit breaker (fuse), contactor, overload (or overcurrent, disconnected phase) protection relay, starter and isolator, has far distance automatic controlling and directly the function of manpower control, panel are indicated and dynamoelectric signal warning function have the time m-current protection characteristic (having inverse time lag, specified time and instantaneous three section protection characteristic) of cooperation on the spot.Match as required functional module or annex, can realize the motor load to general (not Fraquent start), the load of motor and control and the protection of power distribution circuit load of Fraquent start.
Chinese patent literature CN1725412A discloses a kind of operating mechanism of control and protective switching device, and this device comprises mounting panel and face-piece, and on face-piece, mark has automatic control position, dropout position, segmentation position, reset position and isolated location, in mounting panel, be equipped with can with respectively with the Pyromagnetic release of KB0 control and protective switching device, main circuit contact group, electromagnetism transmission mechanism, the push rod of interrupter parallel connection, push pedal, rocking arm, pull bar, and have manually operated indicating knob, this indicating knob can be placed in respectively automatic control position, dropout position, disjunction position, reset position and isolated location, be also equipped with side cam in mounting panel, tripping cam, cam, middle retainer, side retainer, spring, manual operation indicating knob by the position of threading off to reset position, in rotary course, cam is followed indicating knob and is rotated counterclockwise together, and promote side cam and do reverse rotation, promote tripping cam by side cam again and do rotating Vortex, when after indicating knob operation certain angle, indicating knob is by reset position control position extremely automatically, in this process, due to the effect of reaction spring, side cam and tripping cam are back moved, now stop its motion by side retainer, make the spring of side cam and tripping cam produce energy storage, in the time that indicating knob operates automatic control position, middle retainer, under reaction spring effect, fastens cam, can rest on automatic control position, meanwhile, middle retainer promotes rocking arm work.
It realizes the function of fire-fighting control and protective switching device application; can realize overload, an overcurrent alarm non-tripping, when short circuit, thread off and disconnect the function of main circuit, not need the auxiliary contact of connecting; can directly manually control on the spot, provide many facilities to operation and maintenance.
But this operating mechanism remains in following weak point: due to side cam and the shared side retainer of tripping cam, all completed by side retainer and the action of side cam and tripping cam is spacing, and side cam and tripping cam again can self contained functions, if slightly deviation of the actuating length of side retainer, is easy to make side cam or tripping cam to produce misoperation.
Utility model content
For this reason; technical problem to be solved in the utility model is; overcome control and protective switching device complex structure in prior art; the shared side retainer of side cam and tripping cam easily causes the technical problem of misoperation; provide a kind of simple in structure, mechanical structure is reliable and be difficult for the operating mechanism of the control and protective switching device of misoperation.
Another technical problem to be solved in the utility model is to provide a kind of simple in structure and control and protective switching device that reliability is higher.
For solving the problems of the technologies described above, the utility model provides a kind of operating mechanism of control and protective switching device, comprises the alarm mechanism and the tripping mechanism that are arranged on mounting panel, wherein:
Alarm mechanism, comprises side cam and side retainer, described side retainer have with described side cam block with or the stop platform that separates;
Tripping mechanism, comprises cam and middle retainer, described middle stop utensil have with described cam block with or the dropout part that separates;
Also comprise driving member, described driving member comprises for receiving overload or the warning push rod of over-current signal, for receiving push pedal and the short circuit push rod of short-circuit signal, wherein:
Described push pedal is provided with the first actuated piece, described short circuit push rod be provided with match with described the first actuated piece first be subject to moving part, described push pedal campaign promotes described first and is subject to moving part, and then drive described short circuit pushrod movement, described short circuit push rod is provided with the 3rd actuated piece, described middle retainer is provided with the 3rd and is subject to moving part, and described short circuit pushrod movement drives described middle retainer rotation, and described middle retainer and described cam are unlocked;
Described push pedal is also provided with the second actuated piece, described side retainer be provided with match with described the second actuated piece second be subject to moving part, described push pedal campaign drives described second moved by moving part, and then drives described side retainer to rotate, and described side retainer and described side cam are unlocked.
Described warning push rod is provided with the 4th actuated piece, described side retainer be provided with match with described the 4th actuated piece the 4th be subject to moving part, described warning pushrod movement promotes the described the 4th and is subject to moving part, and then drive described side retainer to rotate, described side retainer and described side cam are unlocked.
Described the first actuated piece is the depressed part that is arranged at described push pedal edge, and described first to be subject to moving part be the protuberance that is arranged on described short circuit push rod and embeds described depressed part.
Described the second actuated piece is the projection piece that is arranged at described short circuit push rod end, and described second to be subject to moving part be the cylinder that is arranged at described middle retainer end, and described cylinder and described projection piece are along corresponding before and after described short circuit pushrod movement direction position.
Described the 3rd actuated piece is to be arranged at the projection of described push pedal in described side retainer one side, the described the 3rd to be subject to moving part be the cantilever arm that is arranged at described side retainer bottom, described push pedal campaign drives described projection to promote described cantilever arm motion, and then drives described side retainer rotation.
Described push pedal and described short circuit push rod are arranged at described mounting panel the same side, described cam, described side cam, described middle retainer, described side retainer and described warning push rod are arranged at the opposite side of described mounting panel, and described mounting panel is provided with short circuit push rod gathering sill, described projection piece passes described short circuit push rod gathering sill from described mounting panel one side, and in described short circuit push rod gathering sill, slide realize with the contact of described middle retainer with separate, described mounting panel is provided with push pedal gathering sill, described cantilever arm stretches in described push pedal gathering sill, described projection is stretched out described push pedal gathering sill from described mounting panel opposite side, and in described push pedal gathering sill, slide realize with the contact of described cantilever arm with separate.
Described side cam comprises the first projection that is arranged at its side, and drives it to rotate backward the first elastic component of reset; Described cam is provided with ground floor cam surface and second layer cam surface, described ground floor cam surface is provided with card, described card and the card of the described dropout part of described middle retainer with separate the locking and the disengaging that realize described cam, described second layer cam surface is provided with the receiving member corresponding with described the first projection, described the first projection is installed in described receiving member, described cam is rotated and drive described side cam rotation.
Described side retainer is also provided with and drives it to rotate backward the first stage clip of reset, and described side cam is provided with the second projection, the described stop platform of described side retainer and described the second projection block with or separate the locking or the dropout that realize described side cam.
Described middle retainer includes elasticity boss, the fixing lug boss matching with described the first cam surface and orders about the extension spring that described middle retainer is rotated counterclockwise, and described elasticity boss is provided with described dropout part, in described fixing lug boss, rocking arm is installed.
A kind of control and protective switching device, described control and protective switching device has operating mechanism as above.
Described control and protective switching device; also comprise panel; described panel is labeled with automatic control position, dropout position, open position and buckle position; on it, be provided with for manually operated indicating knob; the rotating shaft of described cam stretches out described panel and is connected with described indicating knob, and described indicating knob rotates and drives described cam to rotate.
Technique scheme of the present utility model has the following advantages compared to existing technology:
(1) operating mechanism of control and protective switching device of the present utility model, described first of described the first actuated piece by described push pedal and described short circuit push rod is subject to being equipped with of moving part, and described the 3rd actuated piece of described short circuit push rod and described middle retainer the described the 3rd be subject to being equipped with of moving part, make in the time there is short circuit, the athletic meeting of described push pedal is delivered on described middle retainer, thereby middle retainer rotation, described cam is threaded off, realize the operation that disconnects main circuit, being equipped with by described the 3rd actuated piece of described push pedal and the second actuated piece of described side retainer simultaneously, promoting described side retainer rotates, realize alarm operation, but in the time breaking down overload, overcurrent, the described the 4th of described the 4th actuated piece by the setting of described warning push rod and described side retainer is subject to being equipped with of moving part, promote described side retainer and rotate, realize alarm operation, by above-mentioned setting, operating mechanism of the present utility model can be realized in the time that short circuit occurs, complete and report to the police and disconnect main circuit, and transship, when overcurrent occurs, only report to the police, main circuit can not disconnect, simple in structure, can directly manually control on the spot, use and maintenance facility, mechanism reliability is stronger, and operating mechanism of the present utility model is transshipping, when overcurrent and short-circuit conditions occur, can be to there being different inputs, be described warning push rod and described push pedal, thereby making described side retainer and described middle retainer is self contained function, be independent of each other mutually, operating mechanism action is more stable, reliably, effectively avoid the generation of misoperation.
(2) operating mechanism of control and protective switching device of the present utility model, described the first actuated piece is the depressed part that is arranged at described push pedal edge, described first to be subject to moving part be the protuberance that is arranged on described short circuit push rod and embeds described depressed part, realize the servo-actuated setting of described push pedal and described short circuit push rod by described depressed part and described protuberance, simple in structure, reliability is strong; Described the second actuated piece is the projection piece that is arranged at described short circuit push rod end, described second to be subject to moving part be the cylinder that is arranged at described middle retainer end, described cylinder is corresponding along front and back, described short circuit pushrod movement direction position with described projection piece, by the projection piece linking with the protuberance of described push pedal interlock and with described middle retainer is set on described short circuit push rod, make described push pedal campaign be passed to described middle retainer, complete the dropout operation of described cam, part processing is simple, with low cost, and mechanism reliability is strong; Described the 3rd actuated piece is to be arranged at the projection of described push pedal in described side retainer one side, the described the 3rd to be subject to moving part be the cantilever arm that is arranged at described side retainer bottom, described push pedal campaign drives described projection to promote described cantilever arm motion, and then drive described side retainer to rotate, by the setting of described projection, making described push pedal campaign promote described middle retainer completes when threading off operation, can promote the cantilever arm of described side retainer, and then promote described side retainer rotation, send alarm signal.
(3) operating mechanism of described control and protective switching device of the present utility model, described mounting panel can be arranged to the structure of upper mounting plate and lower installation board, described cam, described side cam, described middle retainer, described side retainer and described warning push rod are arranged between described upper mounting plate and described lower installation board, described push pedal and described short circuit push rod are arranged at described lower installation board bottom, make operating mechanism of the present utility model more compact on the whole, and the stability of mechanism is stronger, save taking up room of operating mechanism, described lower installation board is provided with short circuit push rod gathering sill, described projection piece protrudes upward described short circuit push rod gathering sill from described lower installation board bottom, and in described short circuit push rod gathering sill, slide realize with the contact of described middle retainer with separate, described lower installation board is provided with push pedal gathering sill, described cantilever arm stretches to downwards in described push pedal gathering sill, described projection protrudes upward described push pedal gathering sill from described lower installation board, and in described push pedal gathering sill, slide realize with the contact of described cantilever arm with separate, described operating mechanism of the present utility model is by described push pedal, the linear slide of described short circuit push rod and described warning push rod is converted to the rotation of described middle retainer and/or described side retainer, realize thread off operation and alarm operation, cost is low, the stability of operating mechanism is strong.
(4) control and protective switching device of the present utility model, described control and protective switching device has operating mechanism as above,
Described control and protective switching device; also comprise panel; described panel is labeled with automatic control position, dropout position, open position and buckle position; on it, be provided with for manually operated indicating knob; the rotating shaft of described cam stretches out described panel and is connected with described indicating knob; described indicating knob rotates and drives described cam to rotate; described control and protective switching device can meet overload, an overcurrent alarm non-tripping; the demand that short circuit is threaded off and reported to the police; applied range; be suitable for fire-fighting domain, and compact conformation is reasonable.
Brief description of the drawings
For content of the present utility model is more likely to be clearly understood, according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is the face-piece schematic diagram of the utility model operating mechanism;
Fig. 2 is the perspective view 1 of the utility model operating mechanism;
Fig. 3 is the perspective view 2 of the utility model operating mechanism;
Fig. 4 is the perspective view 3 of the utility model operating mechanism;
Fig. 5 is the structural representation of the lockup state of the utility model operating mechanism;
Fig. 6 is side retainer and the side cam releasing structure schematic diagram of the utility model operating mechanism;
Fig. 7 is push pedal and the short circuit push rod linkage structure schematic diagram of the utility model operating mechanism;
Fig. 8 is the middle retainer releasing structure schematic diagram of the utility model operating mechanism;
Fig. 9 is the middle retainer perspective view of the utility model operating mechanism;
Figure 10 is the cam structural representation of the utility model operating mechanism;
Figure 11 is warning push rod and the side retainer linkage structure schematic diagram of the utility model operating mechanism;
Figure 12 is the vertical view of the utility model operating mechanism;
In figure, Reference numeral is expressed as: 1-mounting panel, 11-upper mounting plate, 12-lower installation board, 128-push pedal gathering sill, 129-short circuit push rod gathering sill, 2-face-piece, 21-indicating knob, 3-side cam, 31-the first projection, 32-the first elastic component, 33-the second projection, 4-cam, 41-card, 42-receiving member, 5-side retainer, 51-stop platform, 52-cantilever arm, 53-the first stage clip, 6-warning push rod, retainer in 7-, 71-dropout part, 72-cylinder, 8-push pedal, 81-depressed part, 82-projection, 9-short circuit push rod, 91-protuberance, 92-projection piece, 10-rocking arm.
Embodiment
Below in conjunction with specific embodiment, the operating mechanism of a kind of control and protective switching device of the present utility model is specifically described:
embodiment mono-
As shown in Fig. 2-6, a kind of operating mechanism of control and protective switching device, comprise the alarm mechanism, tripping mechanism and the driving member that are arranged on mounting panel 1, wherein: alarm mechanism, comprise side cam 3 and side retainer 5, described side retainer 5 have with described side cam 3 block with or the stop platform 51 that separates; Tripping mechanism, comprises cam 4 and middle retainer 7, described middle retainer 7 have with described cam 4 block with or the dropout part 71 that separates; Driving member, for receiving overload, overcurrent or short-circuit signal, drives described alarm mechanism and/or the action of described tripping mechanism.
Described driving member of the present utility model comprises the warning push rod 6 for receiving overload or over-current signal, for receiving push pedal 8 and the short circuit push rod 9 of short-circuit signal, wherein: described push pedal 8 is provided with the first actuated piece, described short circuit push rod 9 is provided with described the first actuated piece matches and first is subject to moving part, described push pedal 8 motions promote described first and are subject to moving part, and then drive described short circuit push rod 9 to move, described short circuit push rod 9 is provided with the 3rd actuated piece, described middle retainer 7 is provided with the 3rd and is subject to moving part, described short circuit push rod 9 motions drive described middle retainer 7 to rotate, described middle retainer 7 is unlocked with described cam 4,
Simultaneously, described push pedal 8 is also provided with the second actuated piece, described side retainer 5 is provided with described the second actuated piece matches and second is subject to moving part, described push pedal 8 motions drive described second moved by moving part, and then drive described side retainer 5 to rotate, described side retainer 5 is unlocked with described side cam 3.
And, described warning push rod 6 is provided with the 4th actuated piece, described side retainer is provided with the 4th of the cooperation that contacts with described the 4th actuated piece and is subject to moving part, described warning push rod 6 motions promote the described the 4th and are subject to moving part, and then drive described side retainer 5 to rotate, described side retainer 5 is unlocked with described side cam 3.
Described first of described the first actuated piece by described push pedal 8 and described short circuit push rod 9 is subject to being equipped with of moving part, and described the 3rd actuated piece of described short circuit push rod 9 and described middle retainer 7 the described the 3rd be subject to being equipped with of moving part, make in the time there is short circuit, described push pedal 8 athletic meeting are delivered on described middle retainer 7, thereby middle retainer 7 rotates, described cam 4 is threaded off, realize the operation that disconnects main circuit, being equipped with by described the 3rd actuated piece of described push pedal 8 and the second actuated piece of described side retainer 5 simultaneously, promoting described side retainer 5 rotates, realize alarm operation, but in the time breaking down overload, overcurrent, the described the 4th of described the 4th actuated piece arranging by described warning push rod 6 and described side retainer is subject to being equipped with of moving part, promotes described side retainer 5 and rotates, and realizes alarm operation.By above-mentioned setting, operating mechanism of the present utility model can be realized in the time that short circuit occurs, complete and report to the police and disconnect main circuit, and transship, when overcurrent occurs, only report to the police, main circuit can not disconnect, simple in structure, can directly manually control on the spot, use and maintenance facility, mechanism reliability is stronger, and operating mechanism of the present utility model is transshipping, when overcurrent and short-circuit conditions occur, can be to there being different inputs, be described warning push rod 6 and described push pedal 8, thereby making described side retainer 5 and described middle retainer 7 is self contained functions, be independent of each other mutually, operating mechanism action is more stable, reliably, effectively avoid the generation of misoperation.
Concrete, as shown in Fig. 7, Fig. 9 and Figure 12, described the first actuated piece is the depressed part 81 that is arranged at described push pedal 8 edges, and described first to be subject to moving part be the protuberance 91 that is arranged on described short circuit push rod 9 and embeds described depressed part 81; Described the second actuated piece is the projection piece 92 that is arranged at described short circuit push rod 9 ends, and described second to be subject to moving part be the cylinder 72 that is arranged at described middle retainer 7 ends, and described cylinder 72 and described projection piece 92 are along corresponding before and after described short circuit push rod 9 direction of motion positions; As shown in figure 11, described the 3rd actuated piece is to be arranged at the projection 82 of described push pedal 8 in described side retainer 5 one sides, the described the 3rd to be subject to moving part be the cantilever arm 52 that is arranged at described side retainer 5 bottoms, described push pedal 8 motions drive the described cantilever arm 52 of described protruding 82 promotion to move, and then drive described side retainer 5 to rotate.
In the present embodiment, as shown in Fig. 2-4 and Figure 11-12, described mounting panel 1 comprises upper mounting plate 11 and lower installation board 12, described cam 4, described side cam 3, described middle retainer 7, described side retainer 5 and described warning push rod 6 are arranged between described upper mounting plate 11 and described lower installation board 12, described push pedal 8 and described short circuit push rod 9 are arranged at described lower installation board 12 bottoms, this assembling mode makes operating mechanism of the present utility model more compact on the whole, and the stability of mechanism is stronger, save taking up room of operating mechanism, described lower installation board 12 is provided with short circuit push rod gathering sill 129, described projection piece 92 protrudes upward described short circuit push rod gathering sill 129 from described lower installation board 12 bottoms, and the interior slip of described short circuit push rod gathering sill 129 realize with the contact of described middle retainer 7 with separate, described lower installation board 12 is provided with push pedal gathering sill 128, described cantilever arm 51 stretches to downwards in described push pedal gathering sill 128, described protruding 82 protrude upward described push pedal gathering sill 128 from described lower installation board 12, and the interior slip of described push pedal gathering sill 128 realize with the contact of described cantilever arm 51 with separate.
Described side cam 3, described cam 4, described side retainer 5 and described middle retainer 7 are rotatably installed on described mounting panel 1 by rotating shaft respectively; As shown in Fig. 5-6 and Figure 12, described side cam 3 comprises the first projection 31 that is arranged at its side, and drives it to rotate backward the first elastic component 32 of reset; As shown in figure 10, described cam 4 is provided with ground floor cam surface and second layer cam surface, described ground floor cam surface is provided with card 41, described card 41 and the card of the described dropout part 71 of described middle retainer 7 with separate the locking and the disengaging that realize described cam 4, described second layer cam surface is provided with the receiving member 42 corresponding with described the first projection 31, described the first projection 31 is installed in described receiving member 42, described cam 4 is rotated and drive described side cam 3 to rotate.
And, described side retainer 5 is also provided with the first stage clip 53 that drives described side retainer 5 to rotate backward reset, described side cam 3 is also provided with the second projection 33, the described stop platform 51 of described side retainer 5 and described the second projection 33 block with or separate the locking or the dropout that realize described side cam 3; Described middle retainer 7 includes elasticity boss, the fixing lug boss matching with described the first cam surface and orders about the extension spring that described middle retainer 7 is rotated counterclockwise, and described elasticity boss is provided with described dropout part 71, and rocking arm 10 is installed in described fixing lug boss.
What need to indicate is, in operating mechanism of the present utility model, the structure of described short circuit push rod and described push pedal and installation site are not limited to above-mentioned situation, as long as meet described push pedal and described short circuit push rod interlock setting, and described push pedal 8 also can directly arrange cantilever arm, described cantilever arm directly promotes the described cylinder 72 of described middle retainer 7 through described short circuit push rod gathering sill 129, thereby completes the operation of threading off.
embodiment bis-
A kind of control and protective switching device, described control and protective switching device has above-described operating mechanism, and described operating mechanism specific structural features is same as described above, does not add and repeats at this; And described control and protective device also comprise: panel 2, on described panel 2, mark has automatic control (Auto) position, and (Trip) position of threading off, disconnects (Off) position, and detain again (Reset) position, and be provided with short circuit indicator light and the closure indicator light that reddens that reddens; On described panel 2, be provided with for manually operated indicating knob 21, the rotating shaft of described cam 4 stretches out described panel 2 and is connected with described indicating knob 21, and described indicating knob 21 rotates and drives described cam 4 to rotate.
The process of button again of the operating mechanism to control and protective switching device of the present utility model is introduced below:
First, need to indicate, the description of " being rotated counterclockwise " of mentioning in this article and " turning clockwise " is to the direction in the face of described panel 2.
Described in manual rotation, indicating knob 21 is extremely detained (Reset) position again by (Trip) position of threading off, in rotary course, described cam 4 is followed described indicating knob 21 and is rotated counterclockwise, described cam 4 and the servo-actuated setting of described side cam 3, described the first projection 31 that promotes described side cam 3 by the described receiving member 42 of described cam 4 turns clockwise described side cam 3, after described indicating knob 21 rotates to an angle, under the pressure-acting of described first stage clip 53 of described side retainer 5, make described second projection 33 of described side cam 3 and stop platform 51 card of described side retainer 5 and, rotate described indicating knob 21 by detaining again (Reset) position to automatically controlling (Auto) position along pointer again, in this process, due to the effect of described the first elastic component 32, make described side cam 3 turning anticlockwises, and now described side retainer 5 stops its motion, make described side cam 3 keep motionless state, described first elastic component 32 energy storage of described side cam 3, described cam 4 turns clockwise, after rotating to an angle, the described dropout part 71 of described middle retainer 7 fastens the described card 41 of described cam 4 under the effect of reaction spring, can rest on automatic control (Auto) position, thereby realize detaining again of operating mechanism, simultaneously, in described middle retainer 7 rotary courses, drive described rocking arm 10 to work.
In the time breaking down overload, overcurrent, Pyromagnetic release drives described warning push rod 6 along arrow direction, in its motion process, promoting described side retainer 5 rotates counterclockwise, rotate after certain distance, described side cam 5 is removed locking and is turned an angle counterclockwise under the effect of described the first elastic component 32, realizes fault alarm.
In the time that short circuit occurs, as shown in Figure 3, main circuit contact group promotes described push pedal 8 along arrow direction, described push pedal 8 promotes described protuberance 91 by described depressed part 81, thereby drive described short circuit push rod 9 to move, the described cylinder 72 that makes the described projection piece 92 of described short circuit push rod 9 promote described middle retainer 7 moves, described middle retainer 7 turns clockwise, after rotating to an angle, the dropout part 71 of described middle retainer 7 unlocks to described cam 4, and described cam 4 is rotated counterclockwise to dropout position under torque spring effect.
Obviously, above-described embodiment is only for example is clearly described, and the not restriction to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all execution modes.And among the protection range that the apparent variation of being extended out thus or variation are still created in the utility model.
Claims (10)
1. an operating mechanism for control and protective switching device, comprises the alarm mechanism and the tripping mechanism that are arranged on mounting panel (1), wherein:
Alarm mechanism, comprises side cam (3) and side retainer (5), described side retainer (5) have with described side cam (3) block with or the stop platform (51) that separates;
Tripping mechanism, comprises cam (4) and middle retainer (7), described middle retainer (7) have with described cam (4) block with or the dropout part (71) that separates;
It is characterized in that, also comprise driving member, described driving member comprises for receiving overload or the warning push rod (6) of over-current signal, for receiving push pedal (8) and the short circuit push rod (9) of short-circuit signal, wherein:
Described push pedal (8) is provided with the first actuated piece, described short circuit push rod (9) be provided with match with described the first actuated piece first be subject to moving part, described push pedal (8) motion promotes described first and is subject to moving part, and then drive described short circuit push rod (9) to move, described short circuit push rod (9) is provided with the 3rd actuated piece, described middle retainer (7) is provided with the 3rd and is subject to moving part, described short circuit push rod (9) motion drives described middle retainer (7) rotation, and described middle retainer (7) and described cam (4) are unlocked;
Described push pedal (8) is also provided with the second actuated piece, described side retainer (5) be provided with match with described the second actuated piece second be subject to moving part, described push pedal (8) motion drives described second moved by moving part, and then drive described side retainer (5) to rotate, described side retainer (5) and described side cam (3) are unlocked;
Described warning push rod (6) is provided with the 4th actuated piece, described side retainer (5) be provided with match with described the 4th actuated piece the 4th be subject to moving part, described warning push rod (6) motion promotes the described the 4th and is subject to moving part, and then drive described side retainer (5) to rotate, described side retainer (5) and described side cam (3) are unlocked.
2. the operating structure of control and protective switching device according to claim 1; it is characterized in that: described the first actuated piece is for being arranged at the depressed part (81) at described push pedal (8) edge, described first to be subject to moving part be the protuberance (91) that is arranged at described short circuit push rod (9) and goes up and embed described depressed part (81).
3. the operating structure of control and protective switching device according to claim 1; it is characterized in that: described the second actuated piece is for being arranged at the projection piece (92) of described short circuit push rod (9) end; described second to be subject to moving part be the cylinder (72) that is arranged at described middle retainer (7) end, and described cylinder (72) and described projection piece (92) are along corresponding before and after described short circuit push rod (9) direction of motion position.
4. the operating structure of control and protective switching device according to claim 1; it is characterized in that: described the 3rd actuated piece is for being arranged at the projection (82) of described push pedal (8) in described side retainer (5) one side; the described the 3rd to be subject to moving part be the cantilever arm (52) that is arranged at described side retainer (5) bottom; described push pedal (8) motion drives described projection (82) to promote described cantilever arm (52) motion, and then drives described side retainer (5) rotation.
5. according to the operating mechanism of the control and protective switching device described in any one in claim 2-4, it is characterized in that: described push pedal (8) and described short circuit push rod (9) are arranged at described mounting panel (1) the same side, described cam (4), described side cam (3), described middle retainer (7), described side retainer (5) and described warning push rod (6) are arranged at the opposite side of described mounting panel (1), and described mounting panel (1) is provided with short circuit push rod gathering sill (129), described projection piece (92) passes described short circuit push rod gathering sill (129) from described mounting panel (1) one side, and in described short circuit push rod gathering sill (129), slide realize with the contact of described middle retainer (7) with separate, described mounting panel (1) is provided with push pedal gathering sill (128), described cantilever arm (52) stretches in described push pedal gathering sill (128), described projection (82) is stretched out described push pedal gathering sill (128) from described mounting panel (1) opposite side, and in described push pedal gathering sill (128), slide realize with the contact of described cantilever arm (52) with separate.
6. the operating mechanism of control and protective switching device according to claim 5, is characterized in that: described side cam (3) comprises the first projection (31) that is arranged at its side, and drives it to rotate backward first elastic component (32) of reset; Described cam (4) is provided with ground floor cam surface and second layer cam surface, described ground floor cam surface is provided with card (41), described card (41) and the card of the described dropout part (71) of described middle retainer (7) with separate the locking and the disengaging that realize described cam (4), described second layer cam surface is provided with the receiving member (42) corresponding with described the first projection (31), described the first projection (31) is installed in described receiving member (42), described cam (4) is rotated and drive described side cam (3) rotation.
According to claim 6 described control and protective switching device operating mechanism; it is characterized in that: described side retainer (5) is also provided with and drives it to rotate backward first stage clip (53) of reset; described side cam (3) is provided with the second projection (33), the described stop platform (51) of described side retainer (5) and described the second projection (33) block with or separate the locking or the dropout that realize described side cam (3).
According to claim 7 described control and protective switching device operating mechanism; it is characterized in that: described middle retainer (7) includes elasticity boss, the fixing lug boss matching with described the first cam surface and orders about the extension spring that described middle retainer (7) is rotated counterclockwise; described elasticity boss is provided with described dropout part (71), and rocking arm (10) is installed in described fixing lug boss.
9. a control and protective switching device, is characterized in that: described control and protective switching device has the operating mechanism as described in any one in claim 1-8.
10. control and protective switching device according to claim 9, is characterized in that: also comprise
Panel (2), described panel (2) is labeled with automatic control position, dropout position, open position and buckle position, on it, be provided with for manually operated indicating knob (21), the rotating shaft of described cam (4) stretches out described panel (2) and is connected with described indicating knob (21), and described indicating knob (21) rotates and drives described cam (4) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420233197.9U CN203787303U (en) | 2014-05-08 | 2014-05-08 | Operating mechanism and control and protection switching device with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420233197.9U CN203787303U (en) | 2014-05-08 | 2014-05-08 | Operating mechanism and control and protection switching device with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203787303U true CN203787303U (en) | 2014-08-20 |
Family
ID=51323464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420233197.9U Withdrawn - After Issue CN203787303U (en) | 2014-05-08 | 2014-05-08 | Operating mechanism and control and protection switching device with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203787303U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943388A (en) * | 2014-05-08 | 2014-07-23 | 浙江中凯科技股份有限公司 | Operating mechanism and control and protection switch electrical device with operating mechanism |
-
2014
- 2014-05-08 CN CN201420233197.9U patent/CN203787303U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103943388A (en) * | 2014-05-08 | 2014-07-23 | 浙江中凯科技股份有限公司 | Operating mechanism and control and protection switch electrical device with operating mechanism |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1320579C (en) | Operation mechanism of controlling and protecting electrical equipment on-off | |
| CN102427000B (en) | Operation mechanism for control and protective switching device | |
| CN2472341Y (en) | Integrated controlling and protecting switch device | |
| CN103579994B (en) | There are/control the apparatus and method of under-voltage protection and auto-reset function | |
| CN202034326U (en) | Anti-misoperation breaker for distribution automatic system below 0.4kV | |
| CN203787303U (en) | Operating mechanism and control and protection switching device with same | |
| CN103199614B (en) | Two-way alternating current inlet wire and connection power distribution control method | |
| CN104040674B (en) | Wiring circuit breaker | |
| CN202205671U (en) | Control and protective switching device | |
| CN103943388B (en) | Operating mechanism and there is the control and protective switching device of this operating mechanism | |
| CN202905634U (en) | Operation mechanism of control and protective switching device | |
| CN204407268U (en) | A kind of miniature circuit breaker switching off/on device | |
| CN208316288U (en) | Station power source system pull-out type ABB breaker automatic control device | |
| CN106328456A (en) | Electric leakage tripping device and leakage circuit breaker containing the tripping device | |
| CN103021746B (en) | Operating mechanism controlling and protecting switching device | |
| CN106252172A (en) | A kind of autoreclose breaker | |
| CN2864964Y (en) | Operating mechanism for control and protection switch appliance | |
| CN103295846B (en) | There is the contactor of switching mechanism | |
| CN102243947B (en) | Control device for controlling and protecting switch equipment | |
| CN201985052U (en) | Controller for controlling and protecting switching apparatuses | |
| CN201332255Y (en) | Recloser device for 400V low-voltage distribution system | |
| CN202259086U (en) | Remote controller for controlling connection and disconnection of breaker\release switch | |
| CN113889378A (en) | Breaker operating device separating brake interlocking gear | |
| CN202633146U (en) | Fixed high-voltage switch cabinet interlocking mechanism | |
| CN113889374A (en) | Closing interlocking mechanism of circuit breaker operating mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140820 Effective date of abandoning: 20160224 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |