CN107870299A - The detection means and its detection method of breaker of plastic casing tripping mechanism - Google Patents
The detection means and its detection method of breaker of plastic casing tripping mechanism Download PDFInfo
- Publication number
- CN107870299A CN107870299A CN201710947286.8A CN201710947286A CN107870299A CN 107870299 A CN107870299 A CN 107870299A CN 201710947286 A CN201710947286 A CN 201710947286A CN 107870299 A CN107870299 A CN 107870299A
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- Prior art keywords
- breaker
- tripping mechanism
- plastic casing
- drive
- main control
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
- G01R31/3277—Testing of circuit interrupters, switches or circuit-breakers of low voltage devices, e.g. domestic or industrial devices, such as motor protections, relays, rotation switches
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
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- General Physics & Mathematics (AREA)
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Abstract
The invention discloses a kind of detection means and its detection method of breaker of plastic casing tripping mechanism, include testing agency and controlling organization, described testing agency includes again buckling die and intends driver element, bottom plate and substrate, described substrate is provided with test board, the installing zone for fixing breaker tripping mechanism is provided with described test board, the locating convex block for positioning breaker tripping mechanism is provided with the installing zone, buckling die plan driver element includes drive cylinder again, and the buckle part of cylinder drive connection driven, one end of buckle part is to detain drive division again, drive division is detained again is correspondingly arranged in the avris of the installing zone for driving the divide-shut brake handle for the breaker tripping mechanism being arranged on installing zone it is fastened lock again；Described controlling organization includes main control singlechip.It is an advantage of the invention that the mechanical life of tripping mechanism and dropout validity can be detected.
Description
Technical field
The invention belongs to breaker of plastic casing tripping mechanism detection technique field, in particular to breaker of plastic casing tripping mechanism
Detection means and its detection method, mechanical life and its related spy especially suitable for CM1 model breaker of plastic casing tripping mechanisms
Property automatic detection.
Background technology
Low-voltage circuit breaker is commonly used for the event of connection, disjunction power circuit load and various circuits as a kind of switching device
Barrier protection, and be applied to as the core electric elements of low-voltage distribution system in distribution system.Breaker belongs to protection electrical equipment, such as
Tripping or malfunction occur for its protection feature of fruit, it will influence distribution system normal work, or even entail dangers to system and power equipment
Safety, so product reliability is the important indicator of circuit breaker.
In low-voltage distribution system, breaker of plastic casing is that electric energy is passed between power transformer to electrical equipment
The visual plant of defeated, distribution, control and protection, intellectual or electronic type control core is electronic trip unit.By transformer, thread off
Control and protection unit, tripping mechanism three parts composition.Electronic trip unit obtains power supply energy from the transformer unshakable in one's determination of major loop,
Modulated by power supply processing circuit, powered to microprocessor and each circuit module, make its normal work;Meanwhile by hollow
Transformer（Current most of product only with an iron core transformer not only power taking but also samples）Main circuit current is sampled, and is come accordingly
Judge whether major loop occurs the failures such as overload, short circuit.If there is failure, and reach overcurrent protection operation condition, then drive
Tripping mechanism acts, and promotes dropout interlocking mechanism, makes breaker of plastic casing dropout separating brake, so as to cut off faulty line, realizes to supplying
The protection of electric line.The protection feature of breaker typically has overload protection characteristics, short-circuit protection characteristic and residual current protecting etc..
As the branch protection switch in distribution system, tripping mechanism is the executing agency of protection act, and its mechanical life directly affects
The reliability of breaker of plastic casing, its correlation properties directly determines the qualification of breaker of plastic casing, and then determines whole distribution
The safe operation of system, therefore, there is great actual meaning to breaker of plastic casing tripping mechanism characteristic and its mechanical life detection
Justice.
The content of the invention
Technical problem to be solved of the embodiment of the present invention is, there is provided it is a kind of reasonable in design, can be to dropout machine
The detection means for the breaker of plastic casing tripping mechanism that the mechanical life of structure and dropout validity are detected.
To achieve the above object, the technical scheme is that including testing agency and controlling organization, described detection
Mechanism includes again buckling die plan driver element, bottom plate and substrate, described substrate and is provided with test board, is set on described test board
The installing zone for fixing breaker tripping mechanism is equipped with, is provided with the installing zone for positioning determining for breaker tripping mechanism
Position projection, then buckling die intend driver element and include drive cylinder and the buckle part of cylinder drive connection driven, buckle part
Drive division is is detained in one end again, then detains drive division and be correspondingly arranged in the avris of the installing zone and be used to drive and be arranged on installing zone
The divide-shut brake handle of breaker tripping mechanism makes it fasten lock again；
Described controlling organization includes main control singlechip, is provided with the main control singlechip for the breaker on installing zone
Tripping mechanism provides the output pulse signal circuit of simulation dropout test voltage；Described installing zone bottom is provided with light sensation installation
Plate, the photoelectric sensor of the de- oralia position for detecting breaker tripping mechanism is provided with the light sensation installing plate, it is described
Photoelectric sensor receives modular converter by optoelectronic position signal and is input in main control singlechip, main control singlechip and drive cylinder
Drive connection coordinates.
Further setting is the top that described substrate is fixedly connected on bottom plate by support shaft, is set on described bottom plate
There is hinged seat, be hinged in the middle part of buckle part on hinged seat, one end of buckle part is set to detain drive division again on described substrate
Having confession to detain again, drive division passes from top to bottom and what switching was moved detains the first movable elongated hole of drive division again, is set on described test board
Be equipped with cooperation corresponding with detaining the first movable elongated hole of drive division again detains the second movable elongated hole of drive division again, then detains pulling for drive division
Turn to be movably set in detain again in the second movable elongated hole of drive division；The outer end of drive division is detained again from detaining the second movable elongated hole of drive division again
Stretch out and be connected with the divide-shut brake handle drives for the breaker of plastic casing tripping mechanism being arranged on installing zone；
The other end of buckle part is buckle part portion driven, and drive cylinder is arranged on bottom plate, the output of described drive cylinder
Linkage is connected with first connecting rod on axle, and the outer end of the first connecting rod is hingedly connected with second connecting rod, described second connecting rod it is outer
End is hinged drive connection with buckle part portion driven.
It is that test board sliding driver element is additionally provided with described substrate further to set, and the sliding of described test board is driven
Moving cell includes the screw mandrel for rotating and being arranged on substrate, and one end of the screw mandrel is provided with screw mandrel and rotates driving head, described silk
Being connected by meshing transmission on bar has drive block, rotation of the drive block based on screw mandrel and on screw mandrel slide movement, the drive block
Outer end is fixed with described test board and linked, and is provided with described test board consistent at least along the glide direction of drive block
One of position adjustments bar hole, the sliding being fixed on substrate lower end is provided with described position adjustments bar hole and is oriented to spiral shell
Bolt.
It is that described drive cylinder is externally connected with the pressure-reducing valve for providing driving source of the gas further to set, and is set on the pressure-reducing valve
There is the magnetic valve for controlling driving source of the gas break-make, described main control singlechip is matched somebody with somebody by magnetic valve and drive cylinder drive connection
Close.
It is that detection data output interface is provided with described main control singlechip further to set, and the detection data output connects
Host computer is connected with mouthful, display screen and storage card are provided with host computer.
Present invention also offers a kind of detection method of the breaker of plastic casing tripping mechanism based on the detection means, and it is special
Sign is to comprise the following steps：
（1）Main control singlechip controls drive cylinder and buckle part is entered the breaker of plastic casing tripping mechanism on installing zone
Row fastens lock again, and detects closing position signal by photoelectric sensor and be input to main control singlechip；
（2）The dropout that main control singlechip is provided by pulse signal-line road direction breaker of plastic casing tripping mechanism between 8V-15V is simulated
Voltage signal；Breaker of plastic casing tripping mechanism is threaded off based on the dropout analog voltage signal, and is detected by photoelectric sensor de-
Button position signalling is simultaneously input to main control singlechip；
（3）Repetitive cycling step（1）With（2）Until step（1）It can not complete to detain again or step（2）It can not complete to thread off, you can
Detect the mechanical life of breaker of plastic casing tripping mechanism.
It is described step further to set（2）Middle main control singlechip is based on providing dropout analog voltage signal with receiving
The time difference of the trip positions signal of photoelectric sensor, the dropout response time data of breaker of plastic casing tripping mechanism.
It is an advantage of the invention that
（1）For breaker of plastic casing（The especially breaker of plastic casing of CM1 models）Different size electrical apparatus release mechanical life and
Its qualification automatic detection.
（2）In the adjustable drive voltage range breaker of plastic casing different size electrical apparatus release validity automatic detections of 8V-15V.
（3）The drop-away time of the different size electrical apparatus release of breaker of plastic casing is tested.
Structure setting of the present invention is reasonable, and integrated model arrangement, which can be realized, quickly and efficiently to be detected, and has been filled up in industry and has been taken off
Button device knows the blank of test.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, according to
These accompanying drawings obtain other accompanying drawings and still fall within scope of the invention.
Fig. 1；The test philosophy figure of the present invention；
The pin distribution map of the main control singlechip of Fig. 2 present invention；
The power supply unit circuit diagram of the output pulse signal circuit of the main control singlechip of Fig. 3 present invention；
The stereogram of the testing agency with breaker of plastic casing tripping mechanism to be measured of Fig. 4 present invention；
The stereogram of the testing agency of Fig. 5 present invention；
Testing agency's top view of Fig. 6 present invention；
Testing agency's side view of Fig. 7 present invention；
Testing agency's structure decomposition figure of Fig. 8 present invention.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with accompanying drawing
It is described in detail on step ground.
The direction and position term that the present invention is previously mentioned, for example, " on ", " under ", "front", "rear", "left", "right", " interior ", "
Outside ", " top ", " bottom ", " side " etc., only it is the direction or position of refer to the attached drawing.Therefore, the direction used and position term
It is to illustrate and understand the present invention, rather than limiting the scope of the invention.
As shown in Figures 1 to 8, it is in the embodiment of the present invention, includes testing agency and controlling organization, described detection machine
Structure includes again buckling die plan driver element 1, bottom plate 2 and substrate 3, described substrate 3 and is provided with test board 4, described test board 4
On be provided with installing zone 41 for fixing breaker tripping mechanism 5, be provided with the present embodiment installing zone 41 for positioning
The locating convex block 411 of breaker tripping mechanism, the specific arrangement of locating convex block 411 can be according to the breaker of plastic casing detected
Specific size and do specific aim arrangement, it is however generally that, by the spacing left and right for being arranged on breaker of plastic casing of locating convex block 411 and after
Portion position.
In addition, buckling die plan driver element 1 includes drive cylinder 11 and the drive connection of cylinder driven 11 to the present invention again
Buckle part 12, drive division 121 is is detained in one end of buckle part 12 again, then detains drive division 121 and be correspondingly arranged in the installing zone 41
Avris be used to drive the divide-shut brake handle 51 of breaker tripping mechanism 5 being arranged on installing zone to make it fasten lock again；
Controlling organization described in the present embodiment includes main control singlechip 61, referring to described in Fig. 2, the present embodiment main control singlechip
61 use STM32 single-chip microcomputers, and it is particularly preferred as model STM32F103RBT6.
It is provided with the main control singlechip 61 for providing simulation dropout test to the breaker tripping mechanism on installing zone
The output pulse signal circuit 62 of voltage；The present embodiment main control singlechip 61 passes through the pulse voltage output circuit shown in Fig. 3
Voltage pulse output signal, the described bottom of installing zone 41 are provided with light sensation installing plate, are provided with and are used on the light sensation installing plate
The photoelectric sensor 42 of the de- oralia position of breaker tripping mechanism is detected, described photoelectric sensor 42 passes through photopotential confidence
Number receiving modular converter is input in main control singlechip 61, and main control singlechip 61 and the drive connection of drive cylinder 11 coordinate.As
Specifically, the drive cylinder 11 described in the present embodiment is externally connected with the pressure-reducing valve for providing driving source of the gas, is provided with the pressure-reducing valve
For controlling the magnetic valve of driving source of the gas break-make, described main control singlechip 61 passes through magnetic valve and the drive connection of drive cylinder 11
Coordinate.
Preferably, substrate 3 of the present invention is fixedly connected on the top of bottom plate 2 by support shaft 31, described
Hinged seat 13 is provided with bottom plate 2, the middle part of buckle part 12 is hinged on hinged seat 13, and one end of buckle part 12 is to detain driving again
Portion 121, is provided with that drive division 121 is passed from top to bottom and drive division the is detained in switching movement again for detaining again on described substrate 3
One movable elongated hole 32, it is provided with detaining detaining again for the movable 32 corresponding cooperation of elongated hole of drive division first again on described test board 4
The movable elongated hole 43 of drive division second, then detain the switching of drive division 121 and be movably set in and detain again in the movable elongated hole 43 of drive division second；
Detaining the outer end of drive division 121 again, the movable elongated hole 43 of drive division second is stretched out and the plastic housing with being arranged on installing zone 41 is broken from detaining again
The drive connection of divide-shut brake handle 51 of road device tripping mechanism 5；In addition, the other end of buckle part 12 is buckle part portion 122 driven,
Drive cylinder 11 is arranged on bottom plate 2, and being linked on the output shaft of described drive cylinder 11 is connected with first connecting rod 14, and this first
The outer end of connecting rod 14 is hingedly connected with second connecting rod 15, and the outer end portion 122 driven with buckle part of described second connecting rod 15 is cut with scissors
Connect drive connection.
In addition, detain operation, described base again to match to detain drive division 121 again and match the breaker of plastic casing of different size
Test board sliding driver element 7 is additionally provided with plate 3, described test board sliding driver element 7 includes rotation and is arranged at base
Screw mandrel 71 on plate, one end of the screw mandrel are provided with screw mandrel and rotate driving head 72, and being connected by meshing transmission on described screw mandrel has drive
Motion block 73, the rotation of the drive block 73 based on screw mandrel and movement is slid on screw mandrel, the outer end of the drive block 73 and described survey
Test plate (panel) fixes linkage, is provided with described test board 4 along the consistent twice of the glide direction of drive block 73 and is parallel to each other position
Regulation bar hole 44 is put, the sliding guide blot being fixed on substrate lower end is provided with described position adjustments bar hole 44
45。
In addition, as shown in figure 1, be provided with detection data output interface on described main control singlechip 61, the detection data
Host computer 63 is connected with output interface, display screen 64 and storage card 65 are provided with host computer 63.It is upper described in the present embodiment
Position machine 63 uses industrial PC.
The present invention can detect the mechanical life of breaker of plastic casing tripping mechanism by the following method
（1）Main control singlechip controls drive cylinder and buckle part is entered the breaker of plastic casing tripping mechanism on installing zone
Row fastens lock again, and detects closing position signal by photoelectric sensor and be input to main control singlechip；
（2）The dropout that main control singlechip is provided by pulse signal-line road direction breaker of plastic casing tripping mechanism between 8V-15V is simulated
Voltage signal；Breaker of plastic casing tripping mechanism is threaded off based on the dropout analog voltage signal, and is detected by photoelectric sensor de-
Button position signalling is simultaneously input to main control singlechip；
（3）Repetitive cycling step（1）With（2）Until step（1）It can not complete to detain again or step（2）It can not complete to thread off, you can
Detect the mechanical life of breaker of plastic casing tripping mechanism.
In addition, described step（2）Middle main control singlechip is based on providing dropout analog voltage signal and receives photoelectric transfer
The time difference of the trip positions signal of sensor, the dropout response time data of breaker of plastic casing tripping mechanism.
In addition, being additionally provided with audible-visual annunciator on main control singlechip 61 described in the present embodiment, its operating method is air
Enter drive cylinder 11 through magnetic valve after pressure-reducing valve, drive cylinder 11 drives detains drive division 121 to promote breaker of plastic casing again
Divide-shut brake handle 51（Push rod）, work is entirely pulled again from making the spring-compressed in electrical apparatus release buckle simulation, and photoelectric sensor is sentenced
Whether disconnected tripping mechanism is fastened as work(again, transmits information to optoelectronic position signal and receives modular converter, optoelectronic position signal connects
Receive modular converter and position numerical signal is subjected to analog-to-digital conversion and signal enhanced processing, detain, transmit a signal to again as succeeded
Main control singlechip 61, then repeat to pull work again as unfinished and test position signal and position signalling is judged, such as detained again
Baulk then operate stopping and audible-visual annunciator flicker alarm, as position signalling correctly if carry out trip action, master control list
Piece machine 61 discharges electromagnetic pulse order, and applying pulse makes tripping mechanism complete trip action, now photoelectric sensor collection position
Signal receives modular converter through optoelectronic position signal and judges whether trip action is completed again, such as has completed to carry out next to detain again
The circulation of trip action is detained, so as to reach the purpose to the detection of single breaker of plastic casing tripping mechanism cycle intelligent.
Can be with one of ordinary skill in the art will appreciate that realizing that all or part of step in above-described embodiment method is
The hardware of correlation is instructed to complete by program, described program can be stored in a computer read/write memory medium,
Described storage medium, such as ROM/RAM, disk, CD.
Above disclosure is only preferred embodiment of present invention, can not limit the right model of the present invention with this certainly
Enclose, therefore the equivalent variations made according to the claims in the present invention, still belong to the scope that the present invention is covered.
Claims (7)
- A kind of 1. detection means of breaker of plastic casing tripping mechanism, it is characterised in that：Include testing agency and controlling organization, institute The testing agency stated includes again buckling die plan driver element, bottom plate and substrate, described substrate and is provided with test board, described survey The installing zone for fixing breaker tripping mechanism is provided with test plate (panel), is provided with the installing zone for positioning circuit breaker tripping The locating convex block of mechanism, then buckling die intend driver element and include drive cylinder and the buckle part of cylinder drive connection driven, Drive division is is detained in one end of buckle part again, then detains drive division and be correspondingly arranged in the avris of the installing zone and be arranged at peace for driving The divide-shut brake handle of breaker tripping mechanism in dress area makes it fasten lock again；Described controlling organization includes main control singlechip, is provided with the main control singlechip for the breaker on installing zone Tripping mechanism provides the output pulse signal circuit of simulation dropout test voltage；Described installing zone bottom is provided with light sensation installation Plate, the photoelectric sensor of the de- oralia position for detecting breaker tripping mechanism is provided with the light sensation installing plate, it is described Photoelectric sensor receives modular converter by optoelectronic position signal and is input in main control singlechip, main control singlechip and drive cylinder Drive connection coordinates.
- A kind of 2. detection means of breaker of plastic casing tripping mechanism according to claim 1, it is characterised in that：Described base Plate is fixedly connected on the top of bottom plate by support shaft, and hinged seat is provided with described bottom plate, is hinged in the middle part of buckle part On hinged seat, one end of buckle part is provided with described substrate and passed from top to bottom for detaining drive division again to detain drive division again And the first movable elongated hole of drive division is detained in switching movement again, it is provided with described test board and to detain the activity of drive division first again long The second movable elongated hole of drive division is detained in the corresponding cooperation in hole again, then is detained the switching of drive division and be movably set in and detain drive division second again In movable elongated hole；The outer end of drive division is detained again to be stretched out and the modeling with being arranged on installing zone from detaining the second movable elongated hole of drive division again The divide-shut brake handle drives connection of case circuit breaker tripping mechanism；The other end of buckle part is buckle part portion driven, and drive cylinder is arranged on bottom plate, the output of described drive cylinder Linkage is connected with first connecting rod on axle, and the outer end of the first connecting rod is hingedly connected with second connecting rod, described second connecting rod it is outer End is hinged drive connection with buckle part portion driven.
- 3. the detection means of breaker of plastic casing tripping mechanism according to claim 1, it is characterised in that：On described substrate Test board sliding driver element is additionally provided with, described test board sliding driver element includes the silk for rotating and being arranged on substrate Bar, one end of the screw mandrel are provided with screw mandrel and rotate driving head, and being connected by meshing transmission on described screw mandrel has drive block, the drive block Rotation based on screw mandrel and movement is slid on screw mandrel, the outer end of the drive block is fixed with described test board and linked, described It is provided with test board along consistent at least one of the position adjustments bar hole of the glide direction of drive block, described position adjustments The sliding guide blot being fixed on substrate lower end is provided with bar hole.
- 4. the detection means of breaker of plastic casing tripping mechanism according to claim 1, it is characterised in that：Described driving gas Cylinder is externally connected with the pressure-reducing valve for providing driving source of the gas, and the magnetic valve for controlling driving source of the gas break-make is provided with the pressure-reducing valve, Described main control singlechip is coordinated by magnetic valve and drive cylinder drive connection.
- 5. the detection means of breaker of plastic casing tripping mechanism according to claim 1, it is characterised in that：Described master control list Detection data output interface is provided with piece machine, host computer is connected with the detection data output interface, is provided with host computer Display screen and storage card.
- A kind of 6. detection method of the breaker of plastic casing tripping mechanism based on detection means described in claim 1, it is characterised in that Comprise the following steps：（1）Main control singlechip controls drive cylinder and buckle part is entered the breaker of plastic casing tripping mechanism on installing zone Row fastens lock again, and detects closing position signal by photoelectric sensor and be input to main control singlechip；（2）The dropout that main control singlechip is provided by pulse signal-line road direction breaker of plastic casing tripping mechanism between 8V-15V is simulated Voltage signal；Breaker of plastic casing tripping mechanism is threaded off based on the dropout analog voltage signal, and is detected by photoelectric sensor de- Button position signalling is simultaneously input to main control singlechip；（3）Repetitive cycling step（1）With（2）Until step（1）It can not complete to detain again or step（2）It can not complete to thread off, you can Detect the mechanical life of breaker of plastic casing tripping mechanism.
- A kind of 7. detection method of breaker of plastic casing tripping mechanism according to claim 6, it is characterised in that：Described step Suddenly（2）Middle main control singlechip based on provide dropout analog voltage signal and receive photoelectric sensor trip positions signal when Between poor, the dropout response time data of breaker of plastic casing tripping mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710947286.8A CN107870299B (en) | 2017-10-12 | 2017-10-12 | Detection device and detection method for tripping mechanism of molded case circuit breaker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710947286.8A CN107870299B (en) | 2017-10-12 | 2017-10-12 | Detection device and detection method for tripping mechanism of molded case circuit breaker |
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| CN107870299A true CN107870299A (en) | 2018-04-03 |
| CN107870299B CN107870299B (en) | 2020-03-31 |
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| CN109119978A (en) * | 2018-09-21 | 2019-01-01 | 天津众智创新科技有限公司 | A kind of control device of circuit breaker and its detection method with data-transformation facility |
| CN110045179A (en) * | 2019-05-13 | 2019-07-23 | 温州聚创电气科技有限公司 | Detection combination formula digital sensor with voltage |
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| CN109119978A (en) * | 2018-09-21 | 2019-01-01 | 天津众智创新科技有限公司 | A kind of control device of circuit breaker and its detection method with data-transformation facility |
| CN110045179A (en) * | 2019-05-13 | 2019-07-23 | 温州聚创电气科技有限公司 | Detection combination formula digital sensor with voltage |
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Application publication date: 20180403 Assignee: Yueqing Institute of industry, Wenzhou University Assignor: Wenzhou University Contract record no.: X2020330000105 Denomination of invention: Detection device and detection method of trip mechanism of moulded case circuit breaker Granted publication date: 20200331 License type: Common License Record date: 20201125 |