CN101866790B - Hydraulic electromagnetic circuit breaker with high safety - Google Patents
Hydraulic electromagnetic circuit breaker with high safety Download PDFInfo
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- CN101866790B CN101866790B CN2009100493737A CN200910049373A CN101866790B CN 101866790 B CN101866790 B CN 101866790B CN 2009100493737 A CN2009100493737 A CN 2009100493737A CN 200910049373 A CN200910049373 A CN 200910049373A CN 101866790 B CN101866790 B CN 101866790B
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- circuit breaker
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- magnetic circuit
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Abstract
The invention relates to a hydraulic electromagnetic circuit breaker with high safety, which consists of at least one hydraulic electromagnetic circuit breaker and a base, wherein a junction terminal of the circuit breaker is respectively connected with a plugging terminal, any one of the plugging terminals passes through the rear side surface of a circuit breaker shell, a lever is arranged inside the circuit breaker, the middle part of a installation plate on the rear side surface of the circuit breaker shell is provided with a window hole, one end of the lever is arranged inside the window hole, the lever is connected with a torsional spring, the torsional spring is fixed inside the shell, the rotation route of the other end of the lever is provided with an interlock piece, the interlock piece is connected with the shell through a pin shaft, and the rotation route of one end of the interlock piece passes through a lock catch in the circuit breaker. The base is installed on a card track of a power distribution box through a screw or a trough and a clamping block structure of the rear side. The hydraulic electromagnetic circuit breaker is connected with the base in a plugging way, so when the circuit breaker is not well installed, the contact is disconnected and cannot be closed, the entire circuit stays at an absolute disconnection state when disassembling the circuit breaker main body, and the safety of an operator is ensured.
Description
Technical field:
The present invention relates to electricity field, relate in particular to circuit breaker, particularly a kind of hydraulic electromagnetic circuit breaker of high security.
Background technology:
Be widely used hydraulic electromagnetic breaker in communication power supply, railway signal system, electric control system, Digit Control Machine Tool, automation control system and domestic lighting system.Hydraulic electromagnetic breaker is by shell, contact system, arc quenching system, trip free system, operating mechanism, hydraulic electromagnetic release; and comprise that the annexes such as auxiliary contact, Alarm contactor, shunt release form; for connecting and minute deenergizing, there is overload and short-circuit protection function.Have that the protection precision is high, repetitive error is little, little, the advantage such as fast that resets influenced by ambient temperature, but when repair and replacement, can not automatic shutdown circuit, have potential safety hazard.
Summary of the invention:
The object of the present invention is to provide a kind of hydraulic electromagnetic circuit breaker of high security, can not automatic shutdown circuit when the hydraulic electromagnetic circuit breaker of described this high security will solve the maintenance of hydraulic electromagnetic circuit breaker in prior art, have a technical problem of potential safety hazard.
The hydraulic electromagnetic circuit breaker of this high security of the present invention consists of at least one hydraulic electro-magnetic circuit breaker and a base, described hydraulic electro-magnetic circuit breaker is by shell, binding post, contact mechanism, arc-extinguishing mechanism, tripping mechanism, operating grip, solenoid and hydraulic electromagnetic release form, described binding post, contact mechanism, arc-extinguishing mechanism, tripping mechanism, operating grip, solenoid and hydraulic electromagnetic release all are arranged in described shell, be provided with snap close in described tripping mechanism, wherein, be provided with a groove in the leading flank of described base, described hydraulic electro-magnetic circuit breaker is arranged in described groove, the height of hydraulic electro-magnetic circuit breaker shell matches with the width of groove, at least be provided with two spliced eyes in groove, be respectively arranged with wiring hole in the upper surface of base and lower surface, all be provided with separately pressing line frame in any one described wiring hole, terminal screw and electric connection board, described pressing line frame is connected with electric connection board, described terminal screw is connected with pressing line frame, all be provided with separately the contact inserted sheet in any one described spliced eye, the outside of any one described contact inserted sheet all is arranged with a banding spring, be provided with draw-in groove in the trailing flank of base, one side of described draw-in groove is provided with a slip fixture block, be connected with respectively inserting terminal on the binding post of hydraulic electro-magnetic circuit breaker, any one described inserting terminal is all through the trailing flank of hydraulic electro-magnetic circuit breaker shell, and be arranged in separately a spliced eye of base groove, the middle part of hydraulic electro-magnetic circuit breaker shell trailing flank is fixedly installed a mounting panel, one end of described mounting panel is provided with a projection, described projection be axially perpendicular to mounting panel, be provided with a counnter attack jack in the groove of base, projection is positioned at described counnter attack jack, be provided with a lever in the hydraulic electro-magnetic circuit breaker, described lever is connected with mounting panel by axle, the middle part of mounting panel is provided with fenestra, one end of lever is positioned at described fenestra, be connected with a torsion spring on lever, described torsion spring is fixedly installed in shell, be provided with a locking part in the rotational travel of the lever other end, described locking part is connected with shell by bearing pin, the rotational travel of locking part one end is through described snap close.
Further, in described base, the leading flank perpendicular to base is provided with screw mounting hole.
Further, between described slip fixture block and base, be provided with spring,
Further, described electric connection board is S type connecting plate.
Further, the number of described hydraulic electro-magnetic circuit breaker is more than 1, the number of the spliced eye in base groove is the twice of hydraulic electro-magnetic circuit breaker number, two hydraulic electro-magnetic circuit breakers of arbitrary neighborhood all are set up in parallel, and the locking part in two hydraulic electro-magnetic circuit breakers of arbitrary neighborhood connects by blocking lever.
Concrete, the connected mode of the contact mechanism of the hydraulic electro-magnetic circuit breaker in the present invention, arc-extinguishing mechanism, tripping mechanism, operating grip, solenoid and hydraulic electromagnetic release, binding post and contact mechanism all adopts known technology of the prior art, relevant above-mentioned known solution, those skilled in the art all understands, and does not repeat them here.
Operation principle of the present invention is: the draw-in groove of base through screws or its rear side, fixture block structure are arranged on the card rail of distribution box, and with the mains side wiring, with load-side, wiring is connected two terminal blocks of base respectively.When the hydraulic electro-magnetic circuit breaker is not in place, one end of lever is projected into outside the window of mounting panel, the other end of lever is pushed down locking part under the elastic force effect of torsion spring, one end of locking part pins snap close, snap close is in trip status, contact disjunction and can't be closed, though the people for pulling operating grip, the contact of circuit breaker can not closure.When the hydraulic electro-magnetic circuit breaker is in place fully, one end of lever is pushed the window of mounting panel by base, the other end of lever overcomes the elastic force effect of torsion spring and decontrols locking part, and an end of locking part discharges, snap close is returned to blocking, and the hydraulic electro-magnetic circuit breaker could be closed.Projection of mounting panel one end is corresponding with the inverse plugging hole site on base, can guarantee that the hydraulic electro-magnetic circuit breaker can not be reversed and be plugged on base.
The present invention compares with prior art, and its effect is actively with obvious.The present invention has increased base in hydraulic electromagnetic circuit breaker, hydraulic electromagnetic circuit breaker adopts plug-in to be connected with base, be provided with the mechanical mechanism of detectable position between hydraulic electromagnetic circuit breaker and base, when circuit breaker is not in place, the automatic disjunction of contact, and can't be closed, even the people is for pulling handle, the contact of circuit breaker can not be closed, to guarantee when dismantling breaker body, whole circuit, in absolute disjunction state, has guaranteed operator's safety.Also be provided with inverse plugging mechanism simultaneously, can prevent from working the mischief because hydraulic electromagnetic circuit breaker oppositely installs.
The accompanying drawing explanation:
Fig. 1 is the structural representation of the hydraulic electromagnetic circuit breaker of high security of the present invention.
Fig. 2 is the structural representation of hydraulic electromagnetic circuit breaker when extracting the hydraulic electro-magnetic circuit breaker from base of high security of the present invention.
Fig. 3 is the structural representation of the mounting panel in the hydraulic electromagnetic circuit breaker of high security of the present invention.
Fig. 4 is the structural representation of the base in the hydraulic electromagnetic circuit breaker of high security of the present invention.
Embodiment:
Embodiment 1:
As Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4, the hydraulic electromagnetic circuit breaker of high security of the present invention consists of at least one hydraulic electro-magnetic circuit breaker 1 and a base 11, described hydraulic electro-magnetic circuit breaker 1 is by shell, binding post, contact mechanism, arc-extinguishing mechanism, tripping mechanism, operating grip, solenoid and hydraulic electromagnetic release form, described binding post, contact mechanism, arc-extinguishing mechanism, tripping mechanism, operating grip, solenoid and hydraulic electromagnetic release all are arranged in described shell, be provided with snap close 3 in described tripping mechanism, wherein, be provided with a groove in the leading flank of described base 11, described hydraulic electro-magnetic circuit breaker 1 is arranged in described groove, the height of hydraulic electro-magnetic circuit breaker 1 shell matches with the width of groove, at least be provided with two spliced eyes 152 in groove, be respectively arranged with wiring hole 111 in the upper surface of base 11 and lower surface, all be provided with separately pressing line frame 13 in any one described wiring hole 111, terminal screw 14 and electric connection board 6, described pressing line frame 13 is connected with electric connection board 6, described terminal screw 14 is connected with pressing line frame 13, be provided with terminal screw hole 15 in the leading flank of base 11, all be provided with separately contact inserted sheet 12 in any one described spliced eye 152, the outside of any one described contact inserted sheet 12 all is arranged with a banding spring 5, be provided with draw-in groove 112 in the trailing flank of base 11, one side of described draw-in groove 112 is provided with a slip fixture block 7, be connected with respectively inserting terminal 4 on the binding post of hydraulic electro-magnetic circuit breaker 1, any one described inserting terminal 4 is all through the trailing flank of hydraulic electro-magnetic circuit breaker 1 shell, and be arranged in separately a spliced eye 152 of base 11 grooves, the middle part of hydraulic electro-magnetic circuit breaker 1 shell trailing flank is fixedly installed a mounting panel 10, one end of described mounting panel 10 is provided with a projection 101, described projection 101 be axially perpendicular to mounting panel 10, be provided with counnter attack jack 153 in the groove of base 11, projection 101 is positioned at described counnter attack jack 153, be provided with a lever 16 in hydraulic electro-magnetic circuit breaker 1, described lever 16 is connected with mounting panel 10 by axle 9, the middle part of mounting panel 10 is provided with fenestra, one end of lever 16 is positioned at described fenestra, be connected with a torsion spring 8 on lever 16, described torsion spring 8 is fixedly installed in shell, be provided with a locking part 2 in the rotational travel of lever 16 other ends, described locking part 2 is connected with shell by bearing pin, the rotational travel of locking part 2 one ends is through described snap close 3.
Further, in described base 11, the leading flank perpendicular to base 11 is provided with screw mounting hole 151.
Further, between described slip fixture block 7 and base 11, be provided with spring,
Further, described electric connection board 6 is S type connecting plates.
Further, the number of described hydraulic electro-magnetic circuit breaker 1 is more than 1, the number of the spliced eye 152 in base 11 grooves is twices of hydraulic electro-magnetic circuit breaker 1 number, two hydraulic electro-magnetic circuit breakers 1 of arbitrary neighborhood all are set up in parallel, and the locking part 2 in two hydraulic electro-magnetic circuit breakers 1 of arbitrary neighborhood connects by blocking lever.
The course of work of the present embodiment is: base 11 is arranged on the card rail of distribution box by draw-in groove 112, fixture block 7 structures of screw or its rear side, and with the mains side wiring, with load-side, wiring is connected two terminal blocks of base 11 respectively.When hydraulic electro-magnetic circuit breaker 1 is not in place, one end of lever 16 is projected into outside the window of mounting panel 10, the other end of lever 16 is pushed down locking part 2 under the elastic force effect of torsion spring 8, one end of locking part 2 pins snap close 3, snap close 3 is in trip status, contact disjunction and can't be closed, though the people for pulling operating grip, the contact of circuit breaker can not closure.When hydraulic electro-magnetic circuit breaker 1 is in place fully, one end of lever 16 is pushed the window of mounting panel 10 by base 11, the other end of lever 16 overcomes the elastic force effect of torsion spring 8 and decontrols locking part 2, one end of locking part 2 discharges, snap close 3 is returned to blocking, and hydraulic electro-magnetic circuit breaker 1 could be closed.Projection 101 sons of mounting panel 10 1 ends are corresponding with counnter attack jack 153 positions on base 11, can guarantee that hydraulic electro-magnetic circuit breaker 1 can not be reversed and be plugged on base 11.
Claims (5)
1. the hydraulic electromagnetic circuit breaker of a high security, by at least one hydraulic electro-magnetic circuit breaker and a base, formed, described hydraulic electro-magnetic circuit breaker is by shell, binding post, contact mechanism, arc-extinguishing mechanism, tripping mechanism, operating grip, solenoid and hydraulic electromagnetic release form, described binding post, contact mechanism, arc-extinguishing mechanism, tripping mechanism, operating grip, solenoid and hydraulic electromagnetic release all are arranged in described shell, be provided with snap close in described tripping mechanism, it is characterized in that: be provided with a groove in the leading flank of described base, described hydraulic electro-magnetic circuit breaker is arranged in described groove, the height of hydraulic electro-magnetic circuit breaker shell matches with the width of groove, at least be provided with two spliced eyes in groove, be respectively arranged with wiring hole in the upper surface of base and lower surface, all be provided with separately pressing line frame in any one described wiring hole, terminal screw and electric connection board, described pressing line frame is connected with electric connection board, described terminal screw is connected with pressing line frame, all be provided with separately the contact inserted sheet in any one described spliced eye, the outside of any one described contact inserted sheet all is arranged with a banding spring, be provided with draw-in groove in the trailing flank of base, one side of described draw-in groove is provided with a slip fixture block, be connected with respectively inserting terminal on the binding post of hydraulic electro-magnetic circuit breaker, any one described inserting terminal is all through the trailing flank of hydraulic electro-magnetic circuit breaker shell, and be arranged in separately a spliced eye of base groove, the middle part of hydraulic electro-magnetic circuit breaker shell trailing flank is fixedly installed a mounting panel, one end of described mounting panel is provided with a projection, described projection be axially perpendicular to mounting panel, be provided with a counnter attack jack in the groove of base, projection is positioned at described counnter attack jack, be provided with a lever in the hydraulic electro-magnetic circuit breaker, described lever is connected with mounting panel by axle, the middle part of mounting panel is provided with fenestra, one end of lever is positioned at described fenestra, be connected with a torsion spring on lever, described torsion spring is fixedly installed in shell, be provided with a locking part in the rotational travel of the lever other end, described locking part is connected with shell by bearing pin, the rotational travel of locking part one end is through described snap close.
2. the hydraulic electromagnetic circuit breaker of high security as claimed in claim 1 is characterized in that: in described base, perpendicular to the leading flank of base, be provided with screw mounting hole.
3. the hydraulic electromagnetic circuit breaker of high security as claimed in claim 1, is characterized in that: between described slip fixture block and base, be provided with spring.
4. the hydraulic electromagnetic circuit breaker of high security as claimed in claim 1, it is characterized in that: described electric connection board is S type connecting plate.
5. the hydraulic electromagnetic circuit breaker of high security as claimed in claim 1, it is characterized in that: the number of described hydraulic electro-magnetic circuit breaker is more than 1, the number of the spliced eye in base groove is the twice of hydraulic electro-magnetic circuit breaker number, two hydraulic electro-magnetic circuit breakers of arbitrary neighborhood all are set up in parallel, and the locking part in two hydraulic electro-magnetic circuit breakers of arbitrary neighborhood connects by blocking lever.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100493737A CN101866790B (en) | 2009-04-14 | 2009-04-14 | Hydraulic electromagnetic circuit breaker with high safety |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100493737A CN101866790B (en) | 2009-04-14 | 2009-04-14 | Hydraulic electromagnetic circuit breaker with high safety |
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| CN101866790A CN101866790A (en) | 2010-10-20 |
| CN101866790B true CN101866790B (en) | 2013-12-11 |
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| CN2009100493737A Active CN101866790B (en) | 2009-04-14 | 2009-04-14 | Hydraulic electromagnetic circuit breaker with high safety |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016210320A1 (en) * | 2015-06-25 | 2016-12-29 | Carling Technologies, Inc. | Circuit breaker with current limiting and high speed fault capability |
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|---|---|---|---|---|
| JP5971585B2 (en) * | 2012-04-09 | 2016-08-17 | パナソニックＩｐマネジメント株式会社 | Circuit breaker external trip device |
| CN103367058A (en) * | 2013-07-31 | 2013-10-23 | 成都电业局双流供电局 | Automatic air switch |
| CN110706983A (en) * | 2019-07-29 | 2020-01-17 | 华辉智能技术有限公司 | Detachable circuit breaker locking structure |
| CN110335792A (en) * | 2019-07-30 | 2019-10-15 | 青岛海尔家居集成股份有限公司 | A kind of puncture type residual current action protector and its application method |
| CN110610837B (en) * | 2019-09-26 | 2021-06-25 | 贵州云腾未来科技有限公司 | Power supply protection equipment for large computer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1040113A (en) * | 1988-08-03 | 1990-02-28 | 西屋电气公司 | Circuit breaker trip bar interlock |
| CN200953291Y (en) * | 2006-09-12 | 2007-09-26 | 上海电器股份有限公司人民电器厂 | Interlocking device for draw type plastic case circuit breaker |
| CN201204165Y (en) * | 2008-06-06 | 2009-03-04 | 常熟开关制造有限公司(原常熟开关厂） | Plastic case circuit breaker |
| CN201387848Y (en) * | 2009-04-14 | 2010-01-20 | 上海良信电器股份有限公司 | Hydraulic electromagnetic breaker resisting hot plugging and inverse plugging |
-
2009
- 2009-04-14 CN CN2009100493737A patent/CN101866790B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1040113A (en) * | 1988-08-03 | 1990-02-28 | 西屋电气公司 | Circuit breaker trip bar interlock |
| CN200953291Y (en) * | 2006-09-12 | 2007-09-26 | 上海电器股份有限公司人民电器厂 | Interlocking device for draw type plastic case circuit breaker |
| CN201204165Y (en) * | 2008-06-06 | 2009-03-04 | 常熟开关制造有限公司(原常熟开关厂） | Plastic case circuit breaker |
| CN201387848Y (en) * | 2009-04-14 | 2010-01-20 | 上海良信电器股份有限公司 | Hydraulic electromagnetic breaker resisting hot plugging and inverse plugging |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016210320A1 (en) * | 2015-06-25 | 2016-12-29 | Carling Technologies, Inc. | Circuit breaker with current limiting and high speed fault capability |
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| Publication number | Publication date |
|---|---|
| CN101866790A (en) | 2010-10-20 |
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