CN106531572B - Manual circuit breaker device for permanent magnet mechanism and the breaker for using the device - Google Patents
Manual circuit breaker device for permanent magnet mechanism and the breaker for using the device Download PDFInfo
- Publication number
- CN106531572B CN106531572B CN201611028731.2A CN201611028731A CN106531572B CN 106531572 B CN106531572 B CN 106531572B CN 201611028731 A CN201611028731 A CN 201611028731A CN 106531572 B CN106531572 B CN 106531572B
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- shaft
- permanent magnet
- magnet mechanism
- coupling shaft
- circuit breaker
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- 230000007246 mechanism Effects 0.000 title claims abstract description 136
- 230000008878 coupling Effects 0.000 claims abstract description 75
- 238000010168 coupling process Methods 0.000 claims abstract description 75
- 238000005859 coupling reaction Methods 0.000 claims abstract description 75
- 238000009434 installation Methods 0.000 claims abstract description 27
- 238000005096 rolling process Methods 0.000 claims abstract description 8
- 238000005452 bending Methods 0.000 claims description 33
- 238000005538 encapsulation Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005389 magnetism Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
The present invention relates to Manual circuit breaker device for permanent magnet mechanism and use the breaker of the device.It further includes erection seat that Manual circuit breaker device for permanent magnet mechanism, which includes for the shaft hinged seat that operates shaft rolling assembling, and the shaft hinged seat is fixed on erection seat, and erection seat is equipped with the mechanism case fixed structure that is fixedly connected for the mechanism case with permanent magnet mechanism；The Manual circuit breaker device for permanent magnet mechanism further includes the Coupling Shaft of rotation setting, operates and is connected between shaft and Coupling Shaft by drive mechanism.In this way, erection seat forms independent shaft hinged seat installation base body, convenient for guaranteeing structural strength, to play the problem of preventing shaft hinged seat from relative displacement occurs, in addition, the operation shaft of the structure can use shorter length, it is more advantageous to the structural strength for guaranteeing shaft hinged seat installation base body, and then guarantees the stroke accuracy of operation shaft overhead cam, and avoids not resetting after the completion of operation shaft clamping stagnation or separating brake, required separating brake external force is small, high reliablity.
Description
Technical field
The present invention relates to Manual circuit breaker device for permanent magnet mechanism and use the breaker of the device.
Background technique
Permanent magnet mechanism with its service life simple and reliable for structure it is long the features such as obtain user's favor, control completely by being controlled electronically
It realizes, remains to reliable separating brake, permanent magnetic motor when burst power-off, controller abnormal spoilage to realize in practical application
Hand separating device, that is, mechanical-manual switching-off device of structure be it is essential, way of realization be also multiplicity.
Existing Manual circuit breaker device for permanent magnet mechanism such as Authorization Notice No. is that the Chinese patent of 103903920 B of CN discloses
The manual switching-off device for permanent magnet mechanism, including fixed installation portion and operation control portion, wherein fixed installation portion is by permanent magnetism
The mechanism case of mechanism is formed, and the first fixed mounting plate and the second fixed mounting plate are divided into, and the first fixed mounting plate is mechanism case side
Plate, the second fixed mounting plate are mechanism case bottom plate, and permanent magnet mechanism is fixed on mechanism case side plate, is equipped with simultaneously on mechanism case side plate
First fixed block, i.e. the first mounting structure, mechanism case bottom plate are equipped with the second fixed block, i.e. the second mounting structure is corresponding to grasp
The both ends for making shaft are respectively hinged on the first fixed block and the second fixed block, and one end is pierced by the second fixed block, is used for
Attended operation handle.In addition, operation shaft is equipped with caging bolt and reduction torsion spring, it is additionally provided with the fortune for pushing tow permanent magnet mechanism
The groove or cam of dynamic main shaft, reduction torsion spring by caging bolt to operation shaft force, mechanism case bottom plate be equipped with for
The limited block of caging bolt block cooperation, groove or cam are for realizing permanent magnet mechanism separating brake.
But manual switching-off device disclosed in above-mentioned patent, the shaft of the first and second fixed block formation operation shaft are hinged
Seat, since the first and second fixed block is separately fixed on mechanism case side plate and mechanism case bottom plate, and permanent magnet mechanism when manual brake separating
Motive spindle can generate very big opposition to operation shaft, so that operation shaft is formed using the first fixed block as fulcrum
Lever construction, side plate of mechanism case and bottom plate are easy to happen relative deformation during this, to influence to operate shaft overhead cam
Stroke accuracy, when deforming larger, result even in operation shaft clamping stagnation or separating brake after the completion of can not reset, thus serious shadow
The reliability for ringing the movement of permanent magnet mechanism separating brake, causes biggish security risk to equipment and personnel., mechanism case case low for grade
For the relatively thin breaker of wall, the above problem is more prominent.
Summary of the invention
The object of the present invention is to provide a kind of Manual circuit breaker device for permanent magnet mechanism and using the breaker of the device, to solve
The problem of manual switching-off device poor reliability in the prior art.
To achieve the above object, the present invention in Manual circuit breaker device for permanent magnet mechanism the technical solution adopted is that:
Scheme 1: Manual circuit breaker device for permanent magnet mechanism, including further including dress for the shaft hinged seat for operating shaft rolling assembling
Seat is set, the shaft hinged seat is fixed on erection seat, and erection seat is equipped with and is fixedly connected for the mechanism case with permanent magnet mechanism
Mechanism case fixed structure；The Manual circuit breaker device for permanent magnet mechanism further includes the Coupling Shaft of rotation setting, operates shaft and turns
It is connected between spindle by drive mechanism.
Scheme 2: Manual circuit breaker device for permanent magnet mechanism according to scheme 1, described device seat include body supports plate and
The bending support plate on body supports edges of boards edge is set.
Scheme 3: according to Manual circuit breaker device for permanent magnet mechanism described in scheme 2, body supports plate is equipped with fixed block, fixed
Block and bending support plate are located at the same side of body supports plate, and it is hinged that fixed block and corresponding bending support plate are equipped with shaft
Hole, bending support plate of the shaft hinged seat by fixed block and equipped with shaft hinge hole are constituted.
Scheme 4: Manual circuit breaker device for permanent magnet mechanism according to scheme 3, the bending support plate equipped with shaft hinge hole
With the outside wall surface for the mechanism chamber interior wall close fit with permanent magnet mechanism.
Scheme 5: Manual circuit breaker device for permanent magnet mechanism according to scheme 3, the body supports backboard is to the bending
The side of support plate is equipped with permanent magnet mechanism fixed structure.
Scheme 6: according to Manual circuit breaker device for permanent magnet mechanism described in any one of scheme 1-5, the Coupling Shaft and behaviour
Make shaft coaxial arrangement, the drive mechanism is the elastic cylindrical pin being arranged between Coupling Shaft and operation shaft.
Scheme 7: Manual circuit breaker device for permanent magnet mechanism according to scheme 6, the Manual circuit breaker device for permanent magnet mechanism is also
Including the Coupling Shaft installation set on the mechanism case for being fixed to permanent magnet mechanism, Coupling Shaft rolling assembling is in Coupling Shaft installation set
Interior, Coupling Shaft installation set outer cover is equipped with torsional spring, and two force sides of torsional spring connect with elastic cylindrical pin and Coupling Shaft installation set respectively
It connects.
Scheme 8: Manual circuit breaker device for permanent magnet mechanism according to scheme 6, Coupling Shaft are arranged on door-plate, elastic cylinder
Pin is fixed in Coupling Shaft or operation shaft, another end face of Coupling Shaft and operation shaft is equipped with for elastic cylindrical pin edge
The fluting that Coupling Shaft is axially embedded in.
Scheme 9: according to Manual circuit breaker device for permanent magnet mechanism described in scheme 8, one end of the separate operation shaft of Coupling Shaft
It is pierced by the door-plate of mechanism case, door-plate is equipped with the limited block cooperated with operation handle block.
Breaker the technical solution adopted is that:
Scheme 1: breaker, including mechanism case, mechanism case is interior to be equipped with permanent magnet mechanism and Manual circuit breaker device for permanent magnet mechanism, forever
Magnetic mechanism manual switching-off device includes the shaft hinged seat for operating shaft rolling assembling, further includes erection seat, the shaft hinge
Joint chair is fixed on erection seat, and erection seat is equipped with the mechanism case fixed knot being fixedly connected for the mechanism case with permanent magnet mechanism
Structure；The Manual circuit breaker device for permanent magnet mechanism further includes the Coupling Shaft of rotation setting, operates and passes through biography between shaft and Coupling Shaft
Dynamic structure connection.
Scheme 2: breaker according to scheme 1, described device seat include body supports plate and are arranged in body supports
The bending support plate on edges of boards edge.
Scheme 3: according to breaker described in scheme 2, body supports plate is equipped with fixed block, fixed block and bending support plate
Positioned at the same side of body supports plate, fixed block and corresponding bending support plate are equipped with shaft hinge hole, and the shaft is hinged
Seat is made of fixed block with the bending support plate equipped with shaft hinge hole.
Scheme 4: breaker according to scheme 3, the bending support plate equipped with shaft hinge hole, which has, to be used for and permanent magnetism
The outside wall surface of the mechanism chamber interior wall close fit of mechanism.
Scheme 5: breaker according to scheme 3, the body supports backboard are set to the side of the bending support plate
There is permanent magnet mechanism fixed structure.
Scheme 6: according to breaker described in any one of scheme 1-5, the Coupling Shaft is coaxially set with operation shaft
It sets, the drive mechanism is the elastic cylindrical pin being arranged between Coupling Shaft and operation shaft.
Scheme 7: breaker according to scheme 6, the Manual circuit breaker device for permanent magnet mechanism further include for being fixed to
Coupling Shaft installation set on the mechanism case of permanent magnet mechanism, Coupling Shaft rolling assembling is in Coupling Shaft installation set, Coupling Shaft installation set
Outer cover is equipped with torsional spring, and two force sides of torsional spring are connect with elastic cylindrical pin and Coupling Shaft installation set respectively.
Scheme 8: breaker according to scheme 6, Coupling Shaft are arranged on door-plate, and elastic cylindrical pin is fixed on Coupling Shaft
Or in operation shaft, another end face of Coupling Shaft and operation shaft, which is equipped with, to be axially embedded in for elastic cylindrical pin along Coupling Shaft
Fluting.
Scheme 9: according to breaker described in scheme 8, one end of the separate operation shaft of Coupling Shaft is pierced by the door of mechanism case
Plate, door-plate are equipped with the limited block cooperated with operation handle block.
The utility model has the advantages that the present invention is by adopting the above technical scheme, Manual circuit breaker device for permanent magnet mechanism further includes erection seat, shaft
Hinged seat is fixed on erection seat, and erection seat is equipped with the mechanism case fixed knot being fixedly connected for the mechanism case with permanent magnet mechanism
Structure；In this way, erection seat forms independent shaft hinged seat installation base body, convenient for guaranteeing structural strength, so that playing prevents shaft
The problem of relative displacement, occurs for hinged seat, in addition, the Manual circuit breaker device for permanent magnet mechanism further includes the Coupling Shaft of rotation setting,
It operates and is connected between shaft and Coupling Shaft by drive mechanism, by the way that Coupling Shaft is arranged, operation shaft can use shorter length
Degree, the size of such shaft hinged seat also can be smaller, is more advantageous to the structural strength for guaranteeing shaft hinged seat installation base body, into
And guarantee the stroke accuracy of operation shaft overhead cam, and avoid not resetting after the completion of operation shaft clamping stagnation or separating brake, it is required
Separating brake external force is small, high reliablity.
Further, described device seat includes body supports plate and the bending support plate that body supports edges of boards edge is arranged in,
It is easily manufactured using this plate form, it is at low cost, structure is simple.
Further, body supports plate is equipped with fixed block, and fixed block is located at the same of body supports plate with bending support plate
Side, fixed block and corresponding bending support plate are equipped with shaft hinge hole, and the shaft hinged seat is turned by fixed block and being equipped with
The bending support plate of axis hinge hole is constituted, the setting of fixed block so that body supports plate can be with fixed same of permanent magnet mechanism
When, shorten the spacing of two hinged supports of operation shaft by the setting position of fixed block, further increases structural strength.
Further, the bending support plate equipped with shaft hinge hole has and is bonded for the mechanism chamber interior wall with permanent magnet mechanism
More stable support construction can be collectively formed with mechanism chamber interior wall, better ensure that structural stability for the outside wall surface of cooperation.
Further, the body supports backboard is equipped with permanent magnet mechanism fixed structure to the side of the bending support plate,
Body supports plate deforms even when being applied, and very big relative displacement will not occur in permanent magnet mechanism and shaft hinged seat, so as to
Enough improve reliability.
Further, the Coupling Shaft and operation shaft coaxial arrangement, the drive mechanism are setting in Coupling Shaft and behaviour
Make the elastic cylindrical pin between shaft, elastic cylindrical pin, which can rise, plays buffering work to the dynamic loading in separating brake and reseting procedure
With impact of the mitigation to mechanism case improves reliability, prolong the service life.
Further, the Manual circuit breaker device for permanent magnet mechanism further includes for being fixed on the mechanism case of permanent magnet mechanism
Coupling Shaft installation set, Coupling Shaft rolling assembling is in Coupling Shaft installation set, and Coupling Shaft installation set outer cover is equipped with torsional spring, torsional spring
Two force sides are connect with elastic cylindrical pin and Coupling Shaft installation set respectively, and Coupling Shaft installation set is not only able to realize consolidating for Coupling Shaft
It is fixed, additionally it is possible to avoid torsional spring from directly covering and be set in Coupling Shaft and the rotation flexibility of Coupling Shaft is had an impact, guarantee hand point
It goes on smoothly.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of breaker in the present invention；
Fig. 2 is the side view in Fig. 1 at the cooperation of the motive spindle of cam and permanent magnet mechanism；
Fig. 3 is the structural schematic diagram of Manual circuit breaker device for permanent magnet mechanism in Fig. 1.
The corresponding title of each appended drawing reference in figure are as follows: 10- mechanism case, 11- tank wall, 12- door-plate, 13- limited block, 14-
Support frame, 20- permanent magnet mechanism, 21- guide rod, 22- lower yoke cover board, 30- Manual circuit breaker device for permanent magnet mechanism, 31- erection seat,
311- body supports plate, 312- bend support plate, 313- fixed block, and 32- operates shaft, 33- cam, 34- fluting, 35- switching
Axis, 40- Coupling Shaft installation set, 41- torsional spring, 42- operation handle, 421- limited block, 50- elastic cylindrical pin.
Specific embodiment
Embodiments of the present invention are described further with reference to the accompanying drawing.
One embodiment of breaker is as shown in Fig. 1 ~ Fig. 3 in the present invention, including the mechanism case 10 with door-plate 12, mechanism
Permanent magnet mechanism 20 and Manual circuit breaker device for permanent magnet mechanism 30 are equipped in case 10.Permanent magnet mechanism 20 includes guide rod 21, i.e. movement master
Axis.Manual circuit breaker device for permanent magnet mechanism 30 includes erection seat 31, operation shaft 32, cam 33, Coupling Shaft 35, Coupling Shaft installation set
40, torsional spring 41 and operation handle 42.
Wherein erection seat 31 includes body supports plate 311 and the bending support plate that 311 edge of body supports plate is arranged in
312, from angle shown in Fig. 1, the front side of body supports plate 311 and right edge are equipped with bending support plate 312, left side edge
Not set bending support plate 312 forms opening.Body supports plate 311 passes through the bending support plate 312 and mechanism of front side and right side
The tank wall 11 or support frame 14 of case 10 are connected and fixed, and bending support plate 312 has been formed simultaneously mechanism case fixed structure.Permanent magnet mechanism
20 lower yoke cover board 22 is fixed on 311 top of body supports plate, and 311 lower part of body supports plate is equipped with fixed block 313, fixed block
313 are respectively positioned on the downside of body supports plate 311 with bending support plate 312.On fixed block 313 and corresponding bending support plate 312
Equipped with shaft hinge hole, bending support plate 312 of the shaft hinged seat by fixed block 313 and equipped with shaft hinge hole is constituted.
The outer peripheral surface of Coupling Shaft installation set 40 is equipped with the shaft shoulder, is fixedly connected by the shaft shoulder with the door-plate 12 of mechanism case 10,
The right end of Coupling Shaft 35 also is provided with the shaft shoulder, cooperates with the right side block of Coupling Shaft installation set 40.Operation shaft 32 is inserted in switching
It in the slot being arranged on the right side of axis 35, and is sequentially connected by elastic cylindrical pin 50 and Coupling Shaft 35, forms drive mechanism.
Elastic cylindrical pin 50 is fixed in Coupling Shaft 35, and the end face of operation shaft 32 is equipped with for elastic cylindrical pin 50 along 35 axis of Coupling Shaft
To the fluting 34 of insertion, fluting 34 runs through the radial direction of operation shaft 32 and notch towards Coupling Shaft 35, convenient for the folding of door-plate 12.
40 outer cover of Coupling Shaft installation set be equipped with torsional spring 41, two force sides of torsional spring 41 respectively with elastic cylindrical pin 50 and turn
Spindle installation set 40 connects.Coupling Shaft 35 is connected with operation handle 42 far from one end of operation shaft 32, consolidates in operation handle 42
Surely there is limited block 421, tank wall 11 is equipped with the limited block 13 with 421 block of the limited block cooperation in operation handle 42.Certainly,
In other embodiments, limited block 421 can also be not provided in operation handle 42, make limited block 13 directly with operation handle 42
Main body block cooperation.
In the initial state, the limited block 421 in operation handle 42 is blocked by the block on door-plate 12, and torsional spring 41 has been at this time
There is part pre compressed magnitude.The process of manual brake separating: counterclockwise turning operation handle 42, operation handle 42 drive 35 turns of Coupling Shaft
It is dynamic, while elastic cylindrical pin 50 drives operation shaft 32 to rotate, during cam 33 rotates, cam 33 is applied to guide rod 21
Power when being greater than the static retention forces of permanent magnet mechanism 20, guide rod 21 drives dynamic iron core movement, completes separating brake.Meanwhile it operating
In the rotation process of handle 42, torsional spring 41 carries out energy storage by elastic cylindrical pin 50, when separating brake completion, release handle, torsional spring 41
Energy release, handle drive operation shaft 32 to reset, block until limited block 421 is limited block 13.
In the above-described embodiments, erection seat 31 is plate bending structure, in other embodiments of the invention, erection seat 31
Also other forms, such as tower structure be could alternatively be.In addition, Coupling Shaft 35 is fixed on door-plate 12 in above-described embodiment,
It operates and is sequentially connected between shaft 32 and Coupling Shaft 35 by the cooperation realization of elastic cylindrical pin 50 and fluting 34, it is compact-sized,
Convenient for assembling maintenance, in other embodiments, the drive mechanism operated between shaft 32 and Coupling Shaft 35 also could alternatively be it
His form, such as pass through shaft coupling connection, key connection etc..Furthermore in above-described embodiment, erection seat 31 passes through bending support plate
312 are fixedly connected with mechanism case 10, and in other embodiments, erection seat 31 can also be welded and fixed on mechanism case 10, or
Support is set on 10 bottom wall of mechanism case, erection seat 31 is fixed on the support by bolt or screw.
Claims (8)
1. Manual circuit breaker device for permanent magnet mechanism, including the shaft hinged seat for operating shaft rolling assembling, it is characterised in that: also wrap
Erection seat is included, the shaft hinged seat is fixed on erection seat, and erection seat is equipped with and fixes for the mechanism case with permanent magnet mechanism
The mechanism case fixed structure of connection；The Manual circuit breaker device for permanent magnet mechanism further includes the Coupling Shaft of rotation setting, operates shaft
It is connect between Coupling Shaft by drive mechanism, described device seat includes body supports plate and body supports edges of boards edge is arranged in
Support plate is bent, body supports plate is equipped with fixed block, and fixed block and bending support plate are located at the same side of body supports plate, Gu
Determine block and corresponding bending support plate is equipped with shaft hinge hole, the shaft hinged seat is by fixed block and is equipped with shaft hinge hole
Bending support plate constitute.
2. Manual circuit breaker device for permanent magnet mechanism according to claim 1, it is characterised in that: the bending equipped with shaft hinge hole
Support plate has the outside wall surface for the mechanism chamber interior wall close fit with permanent magnet mechanism.
3. Manual circuit breaker device for permanent magnet mechanism according to claim 1, it is characterised in that: the body supports backboard is to institute
The side for stating bending support plate is equipped with permanent magnet mechanism fixed structure.
4. Manual circuit breaker device for permanent magnet mechanism described in any one according to claim 1-3, it is characterised in that: described turn
Spindle and operation shaft coaxial arrangement, the drive mechanism are the elastic cylindrical pin being arranged between Coupling Shaft and operation shaft.
5. Manual circuit breaker device for permanent magnet mechanism according to claim 4, it is characterised in that: the permanent magnet mechanism manual brake separating
Device further includes the Coupling Shaft installation set for being fixed on the mechanism case of permanent magnet mechanism, and Coupling Shaft rolling assembling is pacified in Coupling Shaft
In encapsulation, Coupling Shaft installation set outer cover is equipped with torsional spring, and two force sides of torsional spring are installed with elastic cylindrical pin and Coupling Shaft respectively
Set connection.
6. Manual circuit breaker device for permanent magnet mechanism according to claim 4, it is characterised in that: the mechanism case has door-plate,
Door-plate is perpendicular to the axis of the operation shaft, and on door-plate, elastic cylindrical pin is solid along the radial direction of Coupling Shaft for Coupling Shaft setting
It is scheduled on Coupling Shaft one end corresponding with operation shaft, is equipped in operation shaft one end corresponding with Coupling Shaft for elastic cylinder
Sell the fluting being axially embedded in along Coupling Shaft, the fluting through operation shaft radial direction and notch towards Coupling Shaft.
7. Manual circuit breaker device for permanent magnet mechanism according to claim 6, it is characterised in that: the separate operation shaft of Coupling Shaft
One end be pierced by the door-plate of mechanism case, door-plate is equipped with the limited block cooperated with operation handle block.
8. breaker, including mechanism case, mechanism case is interior to be equipped with permanent magnet mechanism and Manual circuit breaker device for permanent magnet mechanism, and feature exists
In: the Manual circuit breaker device for permanent magnet mechanism is the dress of permanent magnet mechanism manual brake separating described in any one in claim 1-7
It sets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611028731.2A CN106531572B (en) | 2016-11-22 | 2016-11-22 | Manual circuit breaker device for permanent magnet mechanism and the breaker for using the device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611028731.2A CN106531572B (en) | 2016-11-22 | 2016-11-22 | Manual circuit breaker device for permanent magnet mechanism and the breaker for using the device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106531572A CN106531572A (en) | 2017-03-22 |
| CN106531572B true CN106531572B (en) | 2019-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611028731.2A Active CN106531572B (en) | 2016-11-22 | 2016-11-22 | Manual circuit breaker device for permanent magnet mechanism and the breaker for using the device |
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| Country | Link |
|---|---|
| CN (1) | CN106531572B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3530414A (en) * | 1969-02-26 | 1970-09-22 | Westinghouse Electric Corp | Circuit breaker with improved trip means |
| CN201207340Y (en) * | 2008-04-23 | 2009-03-11 | 中国电力科学研究院 | Manual circuit breaker device for permanent magnet mechanism |
| CN203536276U (en) * | 2013-10-21 | 2014-04-09 | 苏州科陆东自电气有限公司 | Hand-operated switch-on device |
| CN103903920A (en) * | 2014-04-08 | 2014-07-02 | 北京双杰电气股份有限公司 | Hand-operated opening device used for permanent magnetic mechanism |
| CN204516700U (en) * | 2015-03-19 | 2015-07-29 | 河南华盛隆源电气有限公司 | A kind of Manual circuit breaker device for permanent magnet mechanism |
| CN205564627U (en) * | 2016-04-28 | 2016-09-07 | 成都民达电力设备有限公司 | Permanent magnetism operating device's manual minute brake gear |
-
2016
- 2016-11-22 CN CN201611028731.2A patent/CN106531572B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3530414A (en) * | 1969-02-26 | 1970-09-22 | Westinghouse Electric Corp | Circuit breaker with improved trip means |
| CN201207340Y (en) * | 2008-04-23 | 2009-03-11 | 中国电力科学研究院 | Manual circuit breaker device for permanent magnet mechanism |
| CN203536276U (en) * | 2013-10-21 | 2014-04-09 | 苏州科陆东自电气有限公司 | Hand-operated switch-on device |
| CN103903920A (en) * | 2014-04-08 | 2014-07-02 | 北京双杰电气股份有限公司 | Hand-operated opening device used for permanent magnetic mechanism |
| CN204516700U (en) * | 2015-03-19 | 2015-07-29 | 河南华盛隆源电气有限公司 | A kind of Manual circuit breaker device for permanent magnet mechanism |
| CN205564627U (en) * | 2016-04-28 | 2016-09-07 | 成都民达电力设备有限公司 | Permanent magnetism operating device's manual minute brake gear |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106531572A (en) | 2017-03-22 |
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