CN103065884B - automatic reclosing controller - Google Patents
automatic reclosing controller Download PDFInfo
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- CN103065884B CN103065884B CN201310022400.8A CN201310022400A CN103065884B CN 103065884 B CN103065884 B CN 103065884B CN 201310022400 A CN201310022400 A CN 201310022400A CN 103065884 B CN103065884 B CN 103065884B
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- cover plate
- actuator
- automatic reclosing
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Abstract
The present invention discloses a kind of automatic reclosing controller, comprise base (1), synchronous machine (2), gear reduction and for driving the actuator of circuit-breaker switching on-off, described synchronous machine (2) and described actuator are arranged on described base (1), and described synchronous machine (2) and described actuator are provided with cover plate (3), described gear reduction is arranged on described cover plate (3), the output shaft of described synchronous machine (2) engages with the input gear (4) of described gear reduction through the gear hole on described cover plate (3), the output gear (5) of described gear reduction drives described actuator, make motor and actuator's reasonable Arrangement, and corresponding gear reduction, the overall height dimension of this automatic reclosing controller is little, topology layout is reasonable, install on-board the circuit breaker, the height dimension of whole circuit breaker is made to compare the little 50mm of height dimension of existing circuit breaker, multiple occasion can be widely used in.
Description
Technical field
The present invention relates to a kind of automatic reclosing controller, belong to Low Voltage Electrical Apparatus.
Background technology
Auto recloser is a kind of effective anti-accident measures be widely used in overhead wire transmission of electricity and overhead wire supply line.Overhead transmission line due to the line fault overwhelming majority that extraneous factor is such as struck by lightning or windburn etc. causes be " instantaneity "; namely in most cases; after overhead transmission line is disconnected by circuit breaker; electric arc is by automatic distinguishing; the insulation of fault point can recover automatically; auto recloser makes circuit breaker again close after short time interval; thus improve the safety and reliability of power supply; decrease loss of outage; increase the conveying capacitance of circuit, and correct the power-off fault because circuit breaker or protective relaying device mistrip cause.
Such as, Chinese patent literature CN201359979Y discloses a kind of residual current circuit breaker with automatic reclosing function, wherein, motor-operating mechanism is fixed on the envelope of residual current circuit breaker, controller is fixed on motor-operating mechanism, motor-operating mechanism is installed slide block and motor, slide block is stuck on the handle in residual current circuit breaker, handle in passes residual current circuit breaker, to reach residual current circuit breaker separating brake, combined floodgate and to detain operating function again, motor connects the operating grip in residual current circuit breaker by gear drive.But the embodiment of this patent documentation and Figure of description part specifically do not disclose the structure of motor-operating mechanism.
For another example, Chinese patent literature CN202013856U discloses a kind of motor-operating mechanism for circuit breaker, this motor-operating mechanism comprises base plate, base plate is equipped with support, support there is cover plate, cover plate is equipped with motor, this motor is ac synchronous motor, one end of the rotor of motor and one-level gears meshing, one-level gear is engaged with secondary gear by guide plate, secondary gear is connected with lobe plate by location-plate, lobe plate is equipped with bearing, the bearing on lobe plate is driven by the rotation of secondary gear, thus promotion slide block, the inner bayonet of slider bottom coordinates circuit breaker, thus reach the object making circuit-breaker switching on-off.As can be seen from embodiment and the Figure of description of this patent documentation, in this motor-operating mechanism, along the short transverse of motor-operating mechanism, motor, one-level gear, secondary gear, lobe plate, bearing and slide block are installed successively between top blind flange to bottom base panel, the whole height of this motor-operating mechanism is the height sum of above-mentioned every part substantially, thus causes the height dimension of this motor-operating mechanism larger.
If motor-operating mechanism disclosed in Chinese patent literature CN202013856U is arranged on disclosed in Chinese patent literature CN201359979Y with in the residual current circuit breaker of automatic reclosing function, because this motor-operating mechanism overall height dimension is larger, therefore, whole circuit breaker height dimension must be caused excessive, can not be installed in drawer type control cubicle.In addition, because above-mentioned motor-operating mechanism all adopts single motor, this single motor drives the handle action of circuit breaker by gear reduction, eccentric wheel and slide block, in real work, the applicant finds that this motor-operating mechanism is easier to cause Power output not steady, effectively can not ensure the normal divide-shut brake of circuit breaker.
Summary of the invention
Problem to be solved by this invention is the technical problem that existing auto recloser overall dimensions is excessive, range of application is less, thus provides the automatic reclosing controller that a kind of overall dimensions is little, topology layout reasonable, can install with intelligent breaker modular combination.
To achieve these goals, the invention provides a kind of automatic reclosing controller, comprise base, synchronous machine, gear reduction and for driving the actuator of circuit-breaker switching on-off, described synchronous machine and described actuator are arranged on described base, and described synchronous machine and described actuator are provided with cover plate; Described gear reduction is arranged on described cover plate, and the output shaft of described synchronous machine engages with the input gear of described gear reduction through the gear hole on described cover plate, and the output gear of described gear reduction drives described actuator.
Described cover plate rotates the first sensitive switch being provided with rocking arm and controlling to power to described synchronous machine, one end of described rocking arm can with the snap fit of described first sensitive switch, the other end is connected with the stage clip on described cover plate and bump contacts on the cam of the hole extended through on described cover plate and described actuator.
Described gear reduction comprises the supporting bracket being arranged on and being fixedly connected with above described cover plate and with the two side of described base; Described input gear comprises the first gear and second gear of coaxial rotation setting, and described first gear engages with the output shaft of described synchronous machine, and described second gear engages with the described output gear be arranged in described supporting bracket through described supporting bracket.
Described output gear comprises intermeshing driving gear and driven gear, and described driving gear and described second gears meshing, described driven gear drives the described cam of described actuator with rotating shaft.
The quantity of described synchronous machine is two or three and spaced layout; The quantity of described input gear is identical with the quantity of described synchronous machine, and wherein, described first gear engages with the output shaft of each self-corresponding described synchronous machine, and described second gear engages with described driving gear through respective gear hole.
Described automatic reclosing controller also comprises the hand-operated rotating shaft rotating and be arranged on described base, described hand-operated rotating shaft is connected with connecting rod towards the end winding support of described base, and the slide block of described connecting rod and described actuator links and can promote the guide rail of described slide block on described base moves.
Be provided with overlay above described gear reduction, described overlay is provided with the second sensitive switch be electrically connected with described synchronous machine and the manual automatic transfer equipment that can contact with described second sensitive switch near the position of described hand-operated rotating shaft.
Described automatic reclosing controller also comprises and runs through described cover plate and described base and can stretch into the release lever that circuit breaker internal contacts with opening contact, the part that described release lever is positioned at above described cover plate is provided with trip push button, part between described cover plate and described base is disposed with check ring and spring from top to bottom, and described check ring to be fixedly installed on described release lever and to coordinate with described spring.
The described release lever part be positioned at below described cover plate has the limiting section spacing to described release lever when described spring reset.
Also comprise housing and the control module for controlling described automatic reclosing controller, wherein, described housing has the starting switch of electrical connection, multiple parameter regulates button, LCDs, multiple status indicator lamp, with described manual deciliter rotating shaft with the use of manual handle and for incoming traffic signal or the input terminal that is electrically connected with the signal output terminal of residual current overcurrent protection module, described input terminal can be electrically connected with the zero-sequence transformer of circuit breaker internal; Described control module is positioned at described enclosure interior and is electrically connected with described synchronous machine.
Technique scheme of the present invention compared with prior art, has the following advantages:
(1) in automatic reclosing controller of the present invention, its synchronous machine and for driving the actuator of circuit-breaker switching on-off to be arranged on base, synchronous machine and actuator are provided with cover plate, cover plate is provided with gear reduction, therefore, by making the reasonable Arrangement of motor and actuator, and by corresponding gear reduction, the overall height dimension of this automatic reclosing controller is little, topology layout is reasonable, install on-board the circuit breaker, the height dimension making the height dimension of whole circuit breaker compare existing circuit breaker is reduced 50mm, and multiple installation occasion can be widely used in.
(2) in automatic reclosing controller of the present invention, the quantity of its synchronous machine is two or three and spaced setting, therefore, can provide stable Power output, ensures the timely divide-shut brake of circuit breaker.
Accompanying drawing explanation
In order to make the content of invention more easily be clearly understood, below in conjunction with accompanying drawing, the present invention is further detailed explanation, wherein,
Fig. 1 represents the perspective view of automatic reclosing controller of the present invention;
Fig. 2 represents another perspective view of the automatic reclosing controller of Fig. 1;
Fig. 3 represents the structural representation of the manual automatic transfer equipment of automatic reclosing controller of the present invention;
Fig. 4 represents the structural representation of the release lever of automatic reclosing controller of the present invention;
Fig. 5 represents the perspective view of the decomposition of automatic reclosing controller of the present invention.
Description of reference numerals
1-base, 2-synchronous machine, 3-cover plate, 4-input gear, 5-output gear, 6-rocking arm, 7-first sensitive switch, 8-stage clip, 9-cam, 10-supporting bracket, 11-hand-operated rotating shaft, 12-connecting rod, 13-slide block, 14-guide rail, 15-overlay, 16-sliding bearing, 17-second sensitive switch, 18-release lever, 19-trip push button, 20-check ring, 21-spring, 22-limiting section, 23-housing, 24-starting switch, 25-manual handle, 26-input terminal, the manual automatic transfer equipment of 27-; 4a-first gear, 4b-second gear, 5a-driving gear, 5b-driven gear.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
As illustrated in fig. 1 and 2, the automatic reclosing controller of the embodiment of the present invention comprises base 1, synchronous machine 2, gear reduction and for driving the actuator of circuit-breaker switching on-off, wherein,
Described synchronous machine 2 and described actuator are arranged on described base 1, and described synchronous machine 2 and described actuator are provided with cover plate 3, and the output shaft of described synchronous machine 2 is through described cover plate 3;
Described gear reduction is arranged on described cover plate 3, the output shaft of described synchronous machine 2 engages with the input gear 4 of described gear reduction through the gear hole of correspondence on described cover plate 3, and the output gear 5 of described gear reduction drives described actuator.
Described actuator can adopt existing slide block and cam mechanism, such as, described actuator can comprise slide block 13 and cam 9, described slide block 13 is slidably arranged on the guide rail 14 on described base 1, described cam 9 is positioned at the below of described cover plate 3 and has described output gear 5 to drive with rotating shaft, described cam 9 is provided with the sliding bearing 16 of position changeable on the side of described base 1, and sliding bearing 16 is associated with slide block 13 to drive slide block 13 to move on described guide rail 14.
Described base 1 position corresponding with circuit breaker handle offers slotted eye, and described circuit breaker handle is through described slotted eye and link with described slide block 13.When this automatic reclosing controller is installed on-board the circuit breaker, slide block 13 can coordinate with the handle of circuit breaker, and slide block 13 movement on guide rail 14 can realize the breaking-closing operating of circuit breaker.
Be provided with snubber contact band between slide block 13 and circuit breaker handle, therefore, this automatic reclosing controller can make circuit-breaker switching on-off action more stable, more reliable
In addition, in order to ensure that the rear described synchronous machine of circuit-breaker switching on-off operation can stop operating, preferably, as shown in Figure 1, described cover plate 3 rotates the first sensitive switch 7 being provided with rocking arm 6 and controlling to power to described synchronous machine 2, one end of described rocking arm 6 can with the snap fit of described first sensitive switch 7, the other end is connected with the stage clip 8 on described cover plate 3 and bump contacts on the cam 9 of the hole extended through on described cover plate 3 and described actuator.
As shown in Figure 1, described gear reduction also can comprise the supporting bracket 10 being arranged on and being fixedly connected with above described cover plate 3 and with the two side of described base 1; Described input gear 4 comprises the first gear 4a and the second gear 4b of coaxial rotation setting, described first gear 4a rotates to be arranged on described cover plate 3 and engages with the output shaft of described synchronous machine 2, and described second gear 4b engages with the described output gear 5 be arranged in described supporting bracket 10 through corresponding hole in described supporting bracket 10.
Further, described output gear 5 is comprised and to be arranged in described supporting bracket 10 and intermeshing driving gear 5a and driven gear 5b by each axis of rotation, described driving gear 5a engages with described second gear 4b, described driven gear 5b and the described cam 9 be positioned at below described cover plate 3 are arranged with rotating shaft, rotate to drive described cam 9 simultaneously.
In this embodiment, in order to provide stable Power output, ensure that circuit breaker can divide-shut brake in time, preferably, as described in figures 1 and 5, the quantity of described synchronous machine 2 is two or three and spaced layout, correspondingly, the quantity of described input gear 4 is identical with the quantity of described synchronous machine 2, wherein, each described first gear 4a engages with the output shaft of each self-corresponding described synchronous machine 2, and each described second gear 4b engages with described driving gear 5a through respective gear hole.
The running that this automatic reclosing controller controls automatically is below described, when circuit breaker is in gate-dividing state, controller panel can show separating brake printed words, and status indicator lamp display is red, as needed to close a floodgate, press the combined floodgate button in parameter setting keys, namely the control chip of control module as described below exports switching signal, the entry into service of described synchronous machine 2, the output shaft gear of synchronous machine 2 will engage with the first gear 4a, drive driving gear 5a to rotate simultaneously, driving gear 5a drives driven gear 5b to rotate, because cam 9 and driven gear 5b are arranged with rotating shaft, therefore, band moving cam 9 rotates by driven gear 5b simultaneously, band movable slider 13 is done rectilinear motion by the sliding bearing 16 of cam 9 bottom surface on guide rail 14, slide block 13 will drive the handle action of circuit breaker, circuit breaker is detained again, now, cam 9 is rotated further, make sliding bearing 16 continue band movable slider 13 to rotate, drive breaker closing, simultaneously, what circuit breaker internal was installed auxiliaryly lifts one's head also simultaneously action, export the signal that circuit breaker has closed a floodgate, after control chip receives signal, combined floodgate printed words can be shown on the control panel, and signal lamp becomes green from redness, now, sliding bearing 16 is rotated further under the drive of cam 9, until make the bossing on cam 9 encounter rocking arm 6, rocking arm 6 unclamps the button of the first sensitive switch 7 under the effect of cam 9, and cut off the power supply of synchronous machine 2, automatic closing has operated.
During automatic brake separating operation, motion mode and the closing operation of mechanism are similar, and after breaker open operation, the inner auxiliary contact installed has exported the signal of separating brake, after control chip receives signal, show separating brake printed words on the control panel, status indicator lamp becomes redness from green, and cam 9 drives sliding bearing 16 to rotate until the bossing on cam 9 leaves rocking arm 6; rocking arm 6 is under the effect of stage clip 8; press the button of the first sensitive switch 7, and cut off the power supply of synchronous machine 2, sub-switching operation completes.
In addition, in this embodiment, this automatic reclosing controller also can comprise the hand-operated rotating shaft 11 rotating and be arranged on described base 1, described hand-operated rotating shaft 11 is connected with connecting rod 12 towards the end winding support of described base 1, one end that described connecting rod 12 is connected with the slide block 13 of described actuator has bearing pin, and the bottom of slide block 13 has sliding tray, and described bearing pin can slide in described sliding tray, therefore, described connecting rod 12 can promote the guide rail 14 of described slide block 13 on described base 1 moves.Like this, rotation manual rotating shaft 11 can drive described slide block 13 to move on guide rail 14, realizes the manual breaking-closing operating of circuit breaker.
In addition, as shown in Figures 3 and 5, overlay 15 is provided with above described gear reduction, this overlay 15 can be fixedly connected on the two side of bearing 1, described overlay 15 is provided with the second sensitive switch 17 be electrically connected with described synchronous machine 2 and the manual automatic transfer equipment 27 that can contact with described second sensitive switch 17 near the position of described hand-operated rotating shaft 11, by the described manual automatic transfer equipment 27 that slides, the switching of manual operation and automatic operation can be realized, such as, the described manual automatic transfer equipment 27 that slides makes described hand-operated rotating shaft 11 expose and unclamps the button of described second sensitive switch 17, cut off the divide-shut brake power supply of described synchronous machine 2, now, circuit breaker only manually can operate and carry out divide-shut brake, on the contrary, the described manual automatic transfer equipment 27 that slides, can the breaking-closing operating of auto-controlled circuit breaker to cover described hand-operated rotating shaft 11 and to press the button of described second sensitive switch 17, the divide-shut brake power supply of the described synchronous machine 2 that closes.
As shown in Figures 2 and 4, described automatic reclosing controller also comprises and runs through described cover plate 3 and described base 1 and can stretch into the release lever 18 that circuit breaker internal contacts with opening contact, the part that described release lever 18 is positioned at above described cover plate 3 is provided with trip push button 19, part between described cover plate 3 and described base 1 is disposed with check ring 20 and spring 21 from top to bottom, and described check ring 20 to be fixedly installed on described release lever 18 and to coordinate with described spring 21.By this release lever 18, no matter circuit breaker is in closing position or open position, manually presses the trip push button 19 on release lever 18, all can say circuit breaker tripping.
After pressing trip push button 19, described spring 21 will be compressed, in order to carry out spacing to release lever 18 after unclamping trip push button 19, preferably, described release lever 18 part be positioned at below described cover plate 3 has the limiting section 22 spacing to described release lever 18 when described spring 21 resets, and this limiting section 22 can block cover plate 3 to carry out spacing to release lever 18.
In addition, as shown in Figure 5, described automatic reclosing controller also comprises housing 23 and the control module for controlling described automatic reclosing controller, wherein, described housing 23 has the starting switch 24 of electrical connection, multiple parameter for arranging required Protection parameters regulates button, for showing the LCDs of each performance parameter, multiple status indicator lamp for showing running status, with described manual deciliter rotating shaft 11 with the use of manual handle 25 and for incoming traffic signal or the input terminal 26 that is electrically connected with the signal output terminal of residual current overcurrent protection module, described input terminal 26 can be electrically connected with the zero-sequence transformer of circuit breaker internal, therefore, described input terminal 26 can be connected with terminal signals of telecommunication such as computers, operating state and the parameter of online query circuit breaker can be realized, simultaneously, the chip of described control module has memory storage function, user can inquire about the historical failure parameter of nearest about 10 times, in addition, if when increasing band residual current protecting for needs, only the signal output part of the residual current protecting module of circuit breaker internal need be connected to described input terminal 26, this automatic reclosing controller can be made to realize the function of band residual current protecting.
Described control module is positioned at described housing 23 inside and is electrically connected with described synchronous machine 2, to control the operation of described synchronous machine 2.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not 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 exhaustive without the need to also giving all execution modes.And thus the apparent change of extending out or variation be still among the protection range of the invention.
Claims (8)
1. an automatic reclosing controller, comprising base (1), synchronous machine (2), gear reduction and for driving the actuator of circuit-breaker switching on-off, it is characterized in that,
Described synchronous machine (2) and described actuator are arranged on described base (1), and described synchronous machine (2) and described actuator are provided with cover plate (3);
Described gear reduction is arranged on described cover plate (3), the output shaft of described synchronous machine (2) engages with the input gear (4) of described gear reduction through the gear hole on described cover plate (3), and the output gear (5) of described gear reduction drives described actuator;
Described gear reduction comprise be arranged on described cover plate (3) top and the supporting bracket (10) be fixedly connected with the two side of described base (1); Described input gear (4) comprises the first gear (4a) and second gear (4b) of coaxial rotation setting, described first gear (4a) is engaged with the output shaft of described synchronous machine (2), and described second gear (4b) is engaged with the described output gear (5) be arranged in described supporting bracket (10) through described supporting bracket (10);
Described output gear (5) comprises intermeshing driving gear (5a) and driven gear (5b), described driving gear (5a) engages with described second gear (4b), and described driven gear (5b) drives the cam (9) of described actuator with rotating shaft.
2. automatic reclosing controller according to claim 1, it is characterized in that, the upper rotation of described cover plate (3) is provided with the first sensitive switch (7) that rocking arm (6) and control are powered to described synchronous machine (2), one end of described rocking arm (6) and the snap fit of described first sensitive switch (7), the other end is connected with the stage clip (8) on described cover plate (3) and bump contacts on the cam (9) of the hole extended through on described cover plate (3) and described actuator.
3. automatic reclosing controller according to claim 2, is characterized in that, the quantity of described synchronous machine (2) is two or three and spaced layout; The quantity of described input gear (4) is identical with the quantity of described synchronous machine (2), wherein, described first gear (4a) is engaged with the output shaft of each self-corresponding described synchronous machine (2), and described second gear (4b) is engaged with described driving gear (5a) through respective gear hole.
4. automatic reclosing controller according to claim 1, it is characterized in that, also comprise rotation and be arranged on hand-operated rotating shaft (11) on described base (1), described hand-operated rotating shaft (11) is connected with connecting rod (12) towards the end winding support of described base (1), and described connecting rod (12) and the slide block (13) of described actuator link and promote the guide rail (14) of described slide block (13) on described base (1) and above move.
5. automatic reclosing controller according to claim 4, it is characterized in that, be provided with overlay (15) above described gear reduction, described overlay (15) is provided with the second sensitive switch (17) be electrically connected with described synchronous machine (2) and the manual automatic transfer equipment (27) that can contact with described second sensitive switch (17) near the position of described hand-operated rotating shaft (11).
6. automatic reclosing controller according to claim 1, it is characterized in that, also comprise and run through described cover plate (3) with described base (1) and stretch into the release lever (18) that circuit breaker internal contacts with opening contact, the part that described release lever (18) is positioned at described cover plate (3) top is provided with trip push button (19), the part be positioned between described cover plate (3) and described base (1) is disposed with check ring (20) and spring (21) from top to bottom, described check ring (20) is fixedly installed on described release lever (18) and goes up and coordinate with described spring (21).
7. automatic reclosing controller according to claim 6, it is characterized in that, the part that described release lever (18) is positioned at described cover plate (3) below has the limiting section (22) spacing to described release lever (18) when described spring (21) resets.
8. automatic reclosing controller according to claim 1, is characterized in that, also comprises housing (23) and the control module for controlling described automatic reclosing controller, wherein,
Described housing (23) has the starting switch (24) of electrical connection, multiple parameter regulates button, LCDs, multiple status indicator lamp, with hand-operated rotating shaft (11) with the use of manual handle (25) and for incoming traffic signal or the input terminal (26) that is electrically connected with the signal output terminal of residual current protecting module, described input terminal (26) is electrically connected with the zero-sequence transformer of circuit breaker internal;
Described control module is positioned at described housing (23) inside and is electrically connected with described synchronous machine (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310022400.8A CN103065884B (en) | 2013-01-21 | 2013-01-21 | automatic reclosing controller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310022400.8A CN103065884B (en) | 2013-01-21 | 2013-01-21 | automatic reclosing controller |
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| CN103065884A CN103065884A (en) | 2013-04-24 |
| CN103065884B true CN103065884B (en) | 2016-03-30 |
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| CN201310022400.8A Active CN103065884B (en) | 2013-01-21 | 2013-01-21 | automatic reclosing controller |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006390A (en) * | 2015-08-03 | 2015-10-28 | 江苏创能电器有限公司 | Protection electrical appliance with automatic reclosing function |
| CN105448615B (en) * | 2015-12-31 | 2017-10-13 | 常熟开关制造有限公司(原常熟开关厂） | A kind of breaker |
| CN109859966B (en) * | 2017-11-30 | 2024-02-27 | 常熟开关制造有限公司(原常熟开关厂） | Auxiliary switch of switch device |
| CN110632505B (en) * | 2019-08-21 | 2021-09-28 | 上海红檀智能科技有限公司 | Miniature circuit breaker and method for rapidly detecting, recording and analyzing transient power quality of miniature circuit breaker |
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| CN2727928Y (en) * | 2004-06-11 | 2005-09-21 | 常熟电讯器材厂有限公司 | Gear with improved structure for electric operating mechanism of circuit breaker |
| CN201359981Y (en) * | 2009-03-18 | 2009-12-09 | 江苏辉能电气有限公司 | Automatic recloser residual current circuit breaker with function of automatically adjusting leakage parameters |
| CN201956296U (en) * | 2011-01-13 | 2011-08-31 | 武汉中直电气股份有限公司 | Manual tripping device for circuit breaker |
| CN203205359U (en) * | 2013-01-21 | 2013-09-18 | 温州市中基电子有限公司 | Auto-reclosing controller |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4133228B2 (en) * | 2002-10-31 | 2008-08-13 | 寺崎電気産業株式会社 | Circuit breaker electric operation device |
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2013
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2727928Y (en) * | 2004-06-11 | 2005-09-21 | 常熟电讯器材厂有限公司 | Gear with improved structure for electric operating mechanism of circuit breaker |
| CN201359981Y (en) * | 2009-03-18 | 2009-12-09 | 江苏辉能电气有限公司 | Automatic recloser residual current circuit breaker with function of automatically adjusting leakage parameters |
| CN201956296U (en) * | 2011-01-13 | 2011-08-31 | 武汉中直电气股份有限公司 | Manual tripping device for circuit breaker |
| CN203205359U (en) * | 2013-01-21 | 2013-09-18 | 温州市中基电子有限公司 | Auto-reclosing controller |
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Effective date of registration: 20171109 Address after: 325604 B1 building of Suzhou Lv Xiaowei enterprise Pioneer Park, Liushi Town, Yueqing, Zhejiang Patentee after: Dry friend Technology Limited Address before: 325604, No. 151, west dragon road, Xinguang industrial district, Liushi Town, Yueqing, Zhejiang, Wenzhou Patentee before: WENZHOU ZHONGJI ELECTRONIC CO., LTD. |
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