CN201374542Y - Intelligent controller of universal circuit breaker - Google Patents
Intelligent controller of universal circuit breaker Download PDFInfo
- Publication number
- CN201374542Y CN201374542Y CN200820144483U CN200820144483U CN201374542Y CN 201374542 Y CN201374542 Y CN 201374542Y CN 200820144483 U CN200820144483 U CN 200820144483U CN 200820144483 U CN200820144483 U CN 200820144483U CN 201374542 Y CN201374542 Y CN 201374542Y
- Authority
- CN
- China
- Prior art keywords
- port
- optocoupler
- chip microcomputer
- interface circuit
- level shifter
- 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.)
- Expired - Lifetime
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- 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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/20—Systems supporting electrical power generation, transmission or distribution using protection elements, arrangements or systems
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model relates to an intelligent controller of a universal circuit breaker, comprising an intelligent circuit breaker alarm signal normally-opened node, a single chip microcomputer, an RS485 level conversion interface circuit, two optical couplers, a DC electromagnetic coil, an iron core of the DC electromagnetic coil and a signal output end; the iron core of the DC electromagnetic coil is used as a reset button of the intelligent circuit breaker; the port of a universal asynchronous receiver-transmitter arranged in the single chip microcomputer is connected with the port of the RS485 level conversion interface circuit; and the output ends A and B of the RS485 level conversion interface circuit are connected with the signal output end so as to be connected with a communication bus of the specification of an RS485 level. Adopting the program setting control and a central control computer to control the circuit by the control command given by a communication network, the intelligent controller is made to reset, thereby being very convenient for the user to ask the controller to reset automatically or reset after the communication network gives a reset command according to the preset requirement when the user is far from the equipment and cannot reach the equipment.
Description
Technical field
The utility model belongs to a kind of electric switch, particularly relates to a kind of intelligent controller of omnipotent breaker.
Background technology
Present known omnipotent breaker is as using for the master switch that is subjected in the power distribution circuit, and it generally closes on power transformer and installs.This switch needs manually to the circuit breaker scene breaker controller to be carried out manual manual reset after circuit generation parametic fault protection action.When can't in time reach the spot at that time than far away or other reasons in circuit breaker distance center control room, very big difficulty is usually brought to the user in the breaker closing loop that can't in time reset in some cases.
Summary of the invention
The utility model for solve the technical problem that exists in the known technology provide a kind of can carry out flexibly on-the-spot artificial or Remote resets and the intelligent controller of the omnipotent breaker of auto-reset function.
The utility model for solve that the technical problem that exists in the known technology takes technical scheme be: it includes circuit breaker alarm signal normal-open node, also includes single-chip microcomputer, RS485 level shifter interface circuit, first optocoupler, second optocoupler, d-c solenoid and simultaneously as the signal output part of the intelligent controller of unshakable in one's determination and this omnipotent breaker of the described d-c solenoid of reset of breaker button; The RX port of the UART Universal Asynchronous Receiver Transmitter (UART) of described single-chip microcomputer inside also is connected with the R port of described RS485 level shifter interface circuit by an end of the 3rd pull-up resistor; The TX port of the UART Universal Asynchronous Receiver Transmitter (UART) of described single-chip microcomputer inside also is connected with the D port of described RS485 level shifter interface circuit by an end of the 4th pull-up resistor; The 16I/O port of described single-chip microcomputer also is connected with the RE/DE port of RS485 level shifter interface circuit by an end of second pull-up resistor; Thereby the signal output part of the intelligent controller of described RS485 circuit output end A, B and described omnipotent breaker joins and inserts in the communication bus of RS485 level specification; The TX and the RX port of the UART Universal Asynchronous Receiver Transmitter (UART) of described single-chip microcomputer inside are responsible for transferring command or data, and its 16I/O port is used for the direction of control transmission data; Described single-chip microcomputer 2I/O port is connected the minus earth of the photodiode of described second optocoupler by the photodiode anode of the 5th current-limiting resistance and described second optocoupler in addition; Positive input termination+24V the positive potential of described d-c solenoid, negative input end connects the collector electrode of the outlet side of described second optocoupler, the grounded emitter of described second optocoupler; Described alarm signal normal-open node is by JP terminal one termination one+5V positive potential, and the other end is connected the minus earth of the photodiode of described first optocoupler by the photodiode anode of the 6th current-limiting resistance and described first optocoupler; The collector electrode of the described first optocoupler outlet side is connected with the 1I/O port of described single-chip microcomputer, and the collector electrode of described first optocoupler connects positive potential by first pull-up resistor; The grounded emitter of described first optocoupler; Another termination+5V positive potential of the VCC of described RS485 level shifter interface circuit and second and third, four pull-up resistors; The GND ground connection of RS485 level shifter interface circuit.
Advantage and the good effect that the utlity model has are: include single-chip microcomputer owing to adopted, RS485 level shifter interface circuit, first optocoupler, second optocoupler, d-c solenoid and while thereof are as the circuit arrangement of the intelligent controller signal output part of unshakable in one's determination and this omnipotent breaker of the described d-c solenoid of reset of breaker button, as add program self and set control and control its circuit and make controller carry out homing action by the control command that center-controlling computer issues by communication network, have great convenience for the user under the situation that distance equipment far can't arrive, can require controller to automatically reset or issue the homing action command request to reset by preestablishing by communication network.
Description of drawings
Fig. 1 is circuit theory diagrams of the present utility model;
Fig. 2 is a controlled step flow chart of the present utility model.
Embodiment
For further understanding summary of the invention of the present utility model, characteristics and effect, exemplify following examples now, and conjunction with figs. is described in detail as follows:
As shown in Figure 1, the RX port of the UART Universal Asynchronous Receiver Transmitter of single-chip microprocessor MCU inside (UART) is connected with the end of pull-up resistor R3 and the R port of RS485 level shifter interface circuit U 3; The TX port of the UART Universal Asynchronous Receiver Transmitter of single-chip microprocessor MCU inside (UART) is connected with the D port of the end of pull-up resistor R4 and RS485 level shifter interface circuit; The 16I/O port of single-chip microprocessor MCU is connected with the RE/DE port of the end of pull-up resistor R2 and RS485 level shifter interface circuit; Thereby the signal output part of the intelligent controller of RS485 circuit output end A, B and this omnipotent breaker joins and inserts among the communication bus BUS of RS485 level specification; The TX and the RX port of the UART Universal Asynchronous Receiver Transmitter of single-chip microprocessor MCU inside (UART) are responsible for transferring command or data, and its 16I/O port is used for the direction of control transmission data; The 2I/O port of single-chip microprocessor MCU is connected the minus earth of the photodiode of optocoupler OS2 by the photodiode anode of current-limiting resistance R5 and optocoupler OS2; Positive input termination+24V positive potential of d-c solenoid L, negative input end connects the collector electrode of the outlet side of optocoupler OS2, the grounded emitter of optocoupler OS2; Alarm signal normal-open node JP one end 1 connects one+5V positive potential, and the other end 2 is connected the minus earth of the photodiode of optocoupler OS1 by the photodiode anode of current-limiting resistance R6 and optocoupler OS1; The collector electrode of optocoupler OS1 outlet side is connected with the 1I/O port of single-chip microprocessor MCU, and the collector electrode of optocoupler OS1 connects positive potential by resistance R 1; The grounded emitter of optocoupler OS1; Another termination+5V positive potential of the VCC of RS485 level shifter interface circuit and pull-up resistor R2, R3, R4; The GND ground connection of RS485 level shifter interface circuit.
As shown in Figure 2, the step of control method of the present invention is: program begins back (1) detection breaker controller and whether is in alarm condition, and the alarm free return information begins; Be in when reporting to the police when detecting controller, (2) are detected controller and whether are in the setting that automatically resets of reporting to the police, and automatically reset if be set at, and (3) jump to the drive magnet subprogram; Do not automatically reset if detect to be set in (2) step, detect the communication command register and whether require remote reset, no communication reset command return information begins; If require remote reset (3) to jump to the drive magnet subprogram; Program finally drives resetting device by driving corresponding I/O port driver electromagnet; After this whether (4) detection alarm signal disappears, and as not disappearing, turns back to step (3); If alarm signal disappears then returns beginning.
Claims (1)
1. the intelligent controller of an omnipotent breaker, it includes circuit breaker alarm signal normal-open node, it is characterized in that: also include single-chip microcomputer, RS485 level shifter interface circuit, first optocoupler, second optocoupler, d-c solenoid and while thereof the signal output part as the intelligent controller of unshakable in one's determination and this omnipotent breaker of the described d-c solenoid of reset of breaker button; The RX port of the UART Universal Asynchronous Receiver Transmitter (UART) of described single-chip microcomputer inside also is connected with the R port of described RS485 level shifter interface circuit by an end of the 3rd pull-up resistor; The TX port of the UART Universal Asynchronous Receiver Transmitter (UART) of described single-chip microcomputer inside also is connected with the D port of described RS485 level shifter interface circuit by an end of the 4th pull-up resistor; The 16I/O port of described single-chip microcomputer also is connected with the RE/DE port of RS485 level shifter interface circuit by an end of second pull-up resistor; Thereby the signal output part of the intelligent controller of described RS485 circuit output end A, B and described omnipotent breaker joins and inserts in the communication bus of RS485 level specification; The TX and the RX port of the UART Universal Asynchronous Receiver Transmitter (UART) of described single-chip microcomputer inside are responsible for transferring command or data, and its 16I/O port is used for the direction of control transmission data; Described single-chip microcomputer 2I/O port is connected the minus earth of the photodiode of described second optocoupler by the photodiode anode of the 5th current-limiting resistance and described second optocoupler in addition; Positive input termination+24V the positive potential of described d-c solenoid, negative input end connects the collector electrode of the outlet side of described second optocoupler, the grounded emitter of described second optocoupler; Described alarm signal normal-open node is by JP terminal one termination one+5V positive potential, and the other end is connected the minus earth of the photodiode of described first optocoupler by the photodiode anode of the 6th current-limiting resistance and described first optocoupler; The collector electrode of the described first optocoupler outlet side is connected with the 1I/O port of described single-chip microcomputer, and the collector electrode of described first optocoupler connects positive potential by first pull-up resistor; The grounded emitter of described first optocoupler; Another termination+5V positive potential of the VCC of described RS485 level shifter interface circuit and second and third, four pull-up resistors; The GND ground connection of RS485 level shifter interface circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820144483U CN201374542Y (en) | 2009-09-09 | 2009-09-09 | Intelligent controller of universal circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200820144483U CN201374542Y (en) | 2009-09-09 | 2009-09-09 | Intelligent controller of universal circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201374542Y true CN201374542Y (en) | 2009-12-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200820144483U Expired - Lifetime CN201374542Y (en) | 2009-09-09 | 2009-09-09 | Intelligent controller of universal circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201374542Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101841146A (en) * | 2010-05-07 | 2010-09-22 | 天津市百利电气有限公司 | Intelligent circuit breaker with overload-alarm non-tripping function and control method |
| CN102118105A (en) * | 2010-12-21 | 2011-07-06 | 苏州新大诚科技发展股份有限公司 | Communication circuit of power supply protector |
| CN101493678B (en) * | 2008-12-16 | 2011-08-24 | 天津市百利电气有限公司 | Intelligent controller for universal breaker and control method thereof |
-
2009
- 2009-09-09 CN CN200820144483U patent/CN201374542Y/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101493678B (en) * | 2008-12-16 | 2011-08-24 | 天津市百利电气有限公司 | Intelligent controller for universal breaker and control method thereof |
| CN101841146A (en) * | 2010-05-07 | 2010-09-22 | 天津市百利电气有限公司 | Intelligent circuit breaker with overload-alarm non-tripping function and control method |
| CN101841146B (en) * | 2010-05-07 | 2013-09-18 | 天津市百利电气有限公司 | Intelligent circuit breaker with overload-alarm non-tripping function and control method |
| CN102118105A (en) * | 2010-12-21 | 2011-07-06 | 苏州新大诚科技发展股份有限公司 | Communication circuit of power supply protector |
| CN102118105B (en) * | 2010-12-21 | 2013-08-07 | 苏州新大诚科技发展股份有限公司 | Communication circuit of power supply protector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20091230 Effective date of abandoning: 20090909 |