CN103312026A - Intelligent controller trip circuit of automatic re-close molded case circuit breaker - Google Patents
Intelligent controller trip circuit of automatic re-close molded case circuit breaker Download PDFInfo
- Publication number
- CN103312026A CN103312026A CN2013101807634A CN201310180763A CN103312026A CN 103312026 A CN103312026 A CN 103312026A CN 2013101807634 A CN2013101807634 A CN 2013101807634A CN 201310180763 A CN201310180763 A CN 201310180763A CN 103312026 A CN103312026 A CN 103312026A
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- China
- Prior art keywords
- circuit
- intelligent controller
- plastic casing
- power supply
- automatic reclosing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/12—Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/248—UPS systems or standby or emergency generators
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- Breakers (AREA)
- Keying Circuit Devices (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
The invention relates to an intelligent controller trip circuit of an automatic re-close molded case circuit breaker. The intelligent controller trip circuit comprises an MCU (Micro Controller Unit), a main power supply circuit (1), an auxiliary power supply circuit (2), a driving circuit (3) and an anti-interference circuit (4), wherein the main power supply circuit is connected with the auxiliary power supply circuit; the driving circuit is respectively connected with the main power supply circuit, the auxiliary power supply circuit and the anti-interference circuit; the main power supply circuit (1) consists of an isolating diode D1, energy-storage capacitors C1 and C2 and a power supply selection circuit; and the auxiliary power supply circuit consists of an isolating diode D3, energy-storage capacitors C3 and C4 and a power supply selection circuit. According to the intelligent controller trip circuit of the automatic re-close molded case circuit breaker, provided by the invention, the working performance is reliable, the trip response is sensitive, and thus the using satisfaction degree of a user is increased.
Description
Technical field
The present invention relates to a kind of trip circuit, more particularly, relate to a kind of automatic reclosing breaker of plastic casing intelligent controller trip circuit.
Background technology
The typical trip circuit of current automatic reclosing breaker of plastic casing intelligent controller, normally by the on-off action of transistor Q1 electric energy is injected magnetic flow convertor L1, finish the conversion of electric energy-magnetic energy-mechanical energy, this shows stability and the reliability of trip circuit, be directly connected to whether circuit breaker disconnects, whether electrical network have a power failure, and concerns the performance of whole automatic reclosing breaker of plastic casing intelligent controller.Usually adopt single triggering signal IN/OUT1 in the prior art, when microcontroller (MCU) is in unsteady state or crashes, the signal level of the single triggering signal IN/OUT1 that microprocessor sends also is unsteady state, may have for significant level the hidden danger of product false tripping; Adopt simultaneously single power supply VCC power supply, in case when power supply VCC broke down, the trip circuit cisco unity malfunction caused the circuit breaker akinesia.
Summary of the invention
The technical problem to be solved in the present invention is, do not have the stand-by power supply design, do not have anti-tampering processing, have the hidden danger of false tripping for the trip circuit of prior art, cause the low defective of product reliability, a kind of automatic reclosing breaker of plastic casing intelligent controller trip circuit is provided, comprise microcontroller, it is characterized in that, described automatic reclosing breaker of plastic casing intelligent controller trip circuit also comprises:
Main power circuit;
Auxiliary power circuit;
Drive circuit;
Anti-clutter circuit;
Wherein, described main power circuit is connected with described auxiliary power circuit, and described drive circuit is connected with described main power circuit, described auxiliary power circuit, described anti-clutter circuit respectively.
Further, described main power circuit is by isolating diode D1, storage capacitor C1, C2, and power selection circuit forms.
Further, described auxiliary power circuit is by isolating diode D3, and storage capacitor C3, C4 and power selection circuit form.
Further, described drive circuit is by resistance R 1, filter capacitor C5, and transistor Q1, protection diode D5 and magnetic flow convertor L1 form.
Further, described anti-clutter circuit is comprised of AND circuit U1A.
Further, described anti-clutter circuit adopts two triggering signals, triggering signal by described microcontroller output two is set by two triggering signal input IN/OUT1, the IN/OUT2 of described anti-clutter circuit, realizes that the logical relation computing prevents the interference of triggering signal.
Further, the power selection circuit of described main power circuit is comprised of diode D2.
Further, the power selection circuit of described auxiliary power circuit is comprised of diode D4.
Implement automatic reclosing breaker of plastic casing intelligent controller trip circuit of the present invention, have following beneficial effect: reliable working performance, the response of threading off is sensitive, thereby has promoted user's user satisfaction.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is automatic reclosing breaker of plastic casing intelligent controller trip circuit schematic diagram in the prior art;
Fig. 2 is automatic reclosing breaker of plastic casing intelligent controller trip circuit schematic diagram of the present invention.
Embodiment
See also Fig. 1, be automatic reclosing breaker of plastic casing intelligent controller trip circuit schematic diagram in the prior art.As shown in Figure 1, by the on-off action of transistor Q1 electric energy is injected magnetic flow convertor L1, finish the conversion of electric energy-magnetic energy-mechanical energy.
Please in conjunction with consulting Fig. 2, be automatic reclosing breaker of plastic casing intelligent controller trip circuit schematic diagram of the present invention.As shown in Figure 2, comprise microcontroller, described automatic reclosing breaker of plastic casing intelligent controller trip circuit also comprises:
Main power circuit 1;
Auxiliary power circuit 2;
Anti-clutter circuit 4;
Wherein, described main power circuit 1 is connected with described auxiliary power circuit 2, and described drive circuit 3 is connected with described main power circuit 1, described auxiliary power circuit 2, described anti-clutter circuit 4 respectively.
Further, described main power circuit 1 is by isolating diode D1, storage capacitor C1, C2, and power selection circuit forms.
Further, described auxiliary power circuit is by isolating diode D3, and storage capacitor C3, C4 and power selection circuit form.
Further, described drive circuit 3 is by resistance R 1, filter capacitor C5, and transistor Q1, protection diode D5 and magnetic flow convertor L1 form.
Further, described anti-clutter circuit 4 is comprised of AND circuit U1A.
Further, described anti-clutter circuit 4 adopts two triggering signals, triggering signal by described microcontroller output two is set by two triggering signal input IN/OUT1, the IN/OUT2 of described anti-clutter circuit, realizes that the logical relation computing prevents the interference of triggering signal.
Further, the power selection circuit of described main power circuit 1 is comprised of diode D2.
Further, the power selection circuit of described auxiliary power circuit 2 is comprised of diode D4.
The present invention is by the design of schematic diagram, unique distinction is: one, anti-clutter circuit adopts two triggering signals, signal by microcontroller (MCU) output two settings, two triggering signal input IN/OUT1, IN/OUT2 by anti-clutter circuit, realize that the logical relation computing comes the interference of prevention and control signal, guarantees the false tripping of product.Only when two output triggering signals of microcontroller all were high level, by two triggering signal input IN/OUT1 and the IN/OUT2 of AND circuit U1A, AND circuit U1A exported high level, threads off order effectively; Two, adopt redundant power circuit design, when main power source VCC is normal, powered by main power source, when in case main power source VCC breaks down, automatically select accessory power supply VDD power supply, preventing from having now automatic reclosing breaker of plastic casing intelligent controller trip circuit trip circuit when mains power failure can't work, and guarantees the trip circuit reliably working.
By adopting the present invention, can find out to have following beneficial effect: reliable working performance, the response of threading off is sensitive, thereby has promoted user's user satisfaction.
The present invention is described according to specific embodiment, but it will be understood by those skilled in the art that when not breaking away from the scope of the invention, can carry out various variations and be equal to replacement.In addition, for adapting to the specific occasion of the technology of the present invention, can carry out many modifications and not break away from its protection range the present invention.Therefore, the present invention is not limited to specific embodiment disclosed herein, and comprises that all drop into the embodiment of claim protection range.
Claims (8)
1. an automatic reclosing breaker of plastic casing intelligent controller trip circuit comprises microcontroller, it is characterized in that, described automatic reclosing breaker of plastic casing intelligent controller trip circuit also comprises: main power circuit (1); Auxiliary power circuit (2); Drive circuit (3); Anti-clutter circuit (4); Wherein, described main power circuit (1) is connected with described auxiliary power circuit (2), and described drive circuit (3) is connected with described main power circuit (1), described auxiliary power circuit (2), described anti-clutter circuit (4) respectively.
2. automatic reclosing breaker of plastic casing intelligent controller trip circuit according to claim 1 is characterized in that, described main power circuit (1) is by isolating diode D1, storage capacitor C1, C2, and power selection circuit forms.
3. automatic reclosing breaker of plastic casing intelligent controller trip circuit according to claim 1 is characterized in that, described auxiliary power circuit (2) is by isolating diode D3, and storage capacitor C3, C4 and power selection circuit form.
4. automatic reclosing breaker of plastic casing intelligent controller trip circuit according to claim 1 is characterized in that, described drive circuit (3) is by resistance R 1, filter capacitor C5, and transistor Q1, protection diode D5 and magnetic flow convertor L1 form.
5. automatic reclosing breaker of plastic casing intelligent controller trip circuit according to claim 1 is characterized in that, described anti-clutter circuit (4) is comprised of AND circuit U1A.
6. automatic reclosing breaker of plastic casing intelligent controller trip circuit according to claim 1, it is characterized in that, described anti-clutter circuit (4) adopts two triggering signals, triggering signal by described microcontroller output two settings, by two triggering signal input IN/OUT1, the IN/OUT2 of described anti-clutter circuit (4), realize that the logical relation computing prevents the interference of triggering signal.
7. automatic reclosing breaker of plastic casing intelligent controller trip circuit according to claim 2 is characterized in that, the power selection circuit of described main power circuit (1) is comprised of diode D2.
8. automatic reclosing breaker of plastic casing intelligent controller trip circuit according to claim 3 is characterized in that, the power selection circuit of described auxiliary power circuit (2) is comprised of diode D4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310180763.4A CN103312026B (en) | 2013-05-10 | 2013-05-10 | Automatic reclosing breaker of plastic casing intelligent controller trip circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310180763.4A CN103312026B (en) | 2013-05-10 | 2013-05-10 | Automatic reclosing breaker of plastic casing intelligent controller trip circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103312026A true CN103312026A (en) | 2013-09-18 |
| CN103312026B CN103312026B (en) | 2016-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310180763.4A Active CN103312026B (en) | 2013-05-10 | 2013-05-10 | Automatic reclosing breaker of plastic casing intelligent controller trip circuit |
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| Country | Link |
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| CN (1) | CN103312026B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107993861A (en) * | 2017-11-17 | 2018-05-04 | 平高集团有限公司 | The energy storage device and divide-shut brake control method of a kind of electromagnetic repulsion force operating mechanism |
| CN109245025A (en) * | 2018-10-16 | 2019-01-18 | 常熟开关制造有限公司(原常熟开关厂） | Trip circuit, trip gear, breaker |
| CN109545589A (en) * | 2017-09-22 | 2019-03-29 | 平高集团有限公司 | Electromagnetic repulsion force operating mechanism and DC switch equipment |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1983761A (en) * | 2006-05-29 | 2007-06-20 | 华为技术有限公司 | Controller for switching main power supply |
| US7729141B1 (en) * | 2006-04-10 | 2010-06-01 | Marvell International Ltd. | Three phase voltage tripler |
| CN202563303U (en) * | 2012-05-28 | 2012-11-28 | 浙江中凯科技股份有限公司 | Drive circuit of magnetic flux converter |
| CN202585292U (en) * | 2011-09-27 | 2012-12-05 | 北京正北元电器有限公司 | Direct current breaker short circuit time-delay pulse release controlling means |
| CN202797862U (en) * | 2012-10-11 | 2013-03-13 | 德力西电气有限公司 | Novel intelligent controller trip circuit |
| CN203289066U (en) * | 2013-05-10 | 2013-11-13 | 长城电器集团有限公司 | Intelligent controller trip circuit for automatically-reclosing moulded case circuit breaker |
-
2013
- 2013-05-10 CN CN201310180763.4A patent/CN103312026B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7729141B1 (en) * | 2006-04-10 | 2010-06-01 | Marvell International Ltd. | Three phase voltage tripler |
| CN1983761A (en) * | 2006-05-29 | 2007-06-20 | 华为技术有限公司 | Controller for switching main power supply |
| CN202585292U (en) * | 2011-09-27 | 2012-12-05 | 北京正北元电器有限公司 | Direct current breaker short circuit time-delay pulse release controlling means |
| CN202563303U (en) * | 2012-05-28 | 2012-11-28 | 浙江中凯科技股份有限公司 | Drive circuit of magnetic flux converter |
| CN202797862U (en) * | 2012-10-11 | 2013-03-13 | 德力西电气有限公司 | Novel intelligent controller trip circuit |
| CN203289066U (en) * | 2013-05-10 | 2013-11-13 | 长城电器集团有限公司 | Intelligent controller trip circuit for automatically-reclosing moulded case circuit breaker |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109545589A (en) * | 2017-09-22 | 2019-03-29 | 平高集团有限公司 | Electromagnetic repulsion force operating mechanism and DC switch equipment |
| CN107993861A (en) * | 2017-11-17 | 2018-05-04 | 平高集团有限公司 | The energy storage device and divide-shut brake control method of a kind of electromagnetic repulsion force operating mechanism |
| CN109245025A (en) * | 2018-10-16 | 2019-01-18 | 常熟开关制造有限公司(原常熟开关厂） | Trip circuit, trip gear, breaker |
| CN109245025B (en) * | 2018-10-16 | 2024-05-10 | 常熟开关制造有限公司(原常熟开关厂） | Tripping circuit, tripping device and circuit breaker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103312026B (en) | 2016-08-24 |
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Effective date of registration: 20170822 Address after: 2-1 No. 325000 Zhejiang North white elephant Yueqing White Town Road (South) Patentee after: Zhejiang Kai FA Electric Co., Ltd. Address before: 2-1 No. 325000 Zhejiang North white elephant Yueqing White Town Road Patentee before: CNC Electric Group Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |
Address after: 325000 No. 2-1 Baixiang Avenue, Beibeixiang Town, Yueqing City, Zhejiang Province (South Building) Patentee after: Great Wall Electrical Appliance Group Zhejiang Technology Co., Ltd. Address before: 325000 No. 2-1 Baixiang Avenue, Beibeixiang Town, Yueqing City, Zhejiang Province (South Building) Patentee before: Zhejiang Kai FA Electric Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder |