CN106158443B - A kind of control device and control method of switching on breaker - Google Patents
A kind of control device and control method of switching on breaker Download PDFInfo
- Publication number
- CN106158443B CN106158443B CN201610628266.XA CN201610628266A CN106158443B CN 106158443 B CN106158443 B CN 106158443B CN 201610628266 A CN201610628266 A CN 201610628266A CN 106158443 B CN106158443 B CN 106158443B
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- Prior art keywords
- breaker
- module
- switching
- control
- main control
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/54—Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
- H01H3/26—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor
- H01H2003/266—Power arrangements internal to the switch for operating the driving mechanism using dynamo-electric motor having control circuits for motor operating switches, e.g. controlling the opening or closing speed of the contacts
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
- Breakers (AREA)
Abstract
The present invention relates to a kind of control device of switching on breaker, wherein power module (1) provides dc source to execution module (2), control module (3) and communication module (4)；Execution module (2) includes stepper motor and driving lever, and one end of driving lever and the power output axis connection of stepper motor, the other end are connected with the switch of switching on breaker；The control terminal of stepper motor is connected with control module (3)；Control module (3) is connected by circuit with the signal end of the control terminal and communication module (4) of execution module 2；Communication module (4) is provided with transmission execution module (2) information of interaction and communication port of order between main control platform；Current inductor (5) is located on conductive track, is connected by circuit with control module (3)；The switching on state induced signal of position sensor (7) transmission breaker gives control module (3).The present invention improves the automaticity of breaker, has adapted to the demand for development of modern comfort.
Description
Technical field
The present invention relates to the control dress of the circuit control technology field of power system, more particularly to a kind of switching on breaker
Put and control method.
Background technology
Breaker is also referred to as automatic air-break switch, and it is that a kind of electric current that can be disconnected and close normal and abnormal loop is opened
Device is closed, can be used to connect and disjunction load circuit, it is also possible to control the motor infrequently started.Its function equivalent to
The function of the electrical appliance parts such as knife switch, overcurrent relay, no-voltage relay, electrothermal relay and earth leakage protective device or whole is total
Be a kind of conventional and important protection electrical equipment in low-voltage network.
Low-voltage circuit breaker is made up of operating mechanism, contact, protection device (various electrical apparatus releases), arc quenching system etc..Breaker
Main contacts by manually operated or electric switch-on.After main contacts closure, main contacts is locked in closing position by free tripping mechanism
Put.The coil of overcurrent trip and the thermal element of thermal trip are connected with main circuit, under-voltage release sunlight coil and electricity
Source is in parallel.When short circuit or heavy overload occur for circuit, the armature adhesive of overcurrent trip, act free tripping mechanism,
Main contacts disconnects main circuit.When circuit overloads, the thermal element heating of thermal trip makes to bend on bimetal leaf, and promotion freely takes off
Buckle mechanism acts.When circuit under-voltage, the armature release of under-voltage release, also act free tripping mechanism.Shunt opening takes off
Device is detained then to use as far distance controlled, in normal work, what its coil was powered off, when needing control, starting button is pressed,
Make coil electricity.
Traditional breaker function is single, the complex control order that both None- identified main control platform is sent, can not feed back
The implementing result of order.The many accidents occurred on existing circuit, all it is due to that main control platform sends open circuit after control command
Device there is no execution and caused by.With the development of science and technology, the control to breaker proposes more complicated control
It is required that, it is therefore desirable to a kind of control device of new switching on breaker.
The content of the invention
The purpose of the present invention is for the problem of presently, there are, there is provided a kind of control device of switching on breaker and control
Method, it can install the present invention additional on the basis of conventional circuit breaker, to adapt to the demand for development of modern comfort.
The purpose of the present invention is achieved through the following technical solutions：
The present invention provides a kind of control device of switching on breaker, and it includes：
Power module, execution module, control module, communication module, current inductor and position sensor；
Power module provides dc source to execution module, control module and communication module；
Execution module includes stepper motor and driving lever, one end of the driving lever and the power output axis connection of stepper motor, separately
One end is connected with the switch of switching on breaker；The control terminal of stepper motor is connected by circuit with control module；
Control module is the chip with programing function, and it passes through circuit and the control terminal and communication module of execution module 2
Signal end be connected；
Communication module is provided with the information of interaction and the communication port of order between transmission execution module and main control platform；
Current inductor is arranged on each bar conductive track, is connected by circuit with control module；
Position sensor is connected by circuit with control module, transmits the switching on state induced signal of breaker to control
Module.
It is highly preferred that the control device of the switching on breaker also includes：
The alarm being connected with control module by circuit,
It is highly preferred that the stepper motor has three kinds of mode of operations, including：Rotate forward, invert and stop, corresponding to draw respectively
Lock, close a floodgate and wait three kinds of control commands.
The present invention also provides a kind of control method of switching on breaker, and it includes：
Step S101, the current signal of the conductive track of real-time reception current inductor detection；
Step S102, control module judge whether the electric current on circuit reaches setting electric current threshold value according to the current signal,
If exceeding, step S103 is performed；Otherwise step S104 is performed；
Step S103, send the switching on breaker that ON- and OFF- command disconnects respective lines to execution module；And pass through communication
Module is by already off switching on breaker number information to main control platform；
Step S104, wait the instruction of main control platform；
Whether step S105, stand-by period exceed setting time threshold value；If exceeding, step S106 is performed, passes through communication
Module sends the close request of breaker to main control platform, is included in the request：Breaker numbering, close request information；If not yet
Have more than, then continue step S104；
Step S107, by the configured information of communication module real-time reception main control platform, therefrom parse the configured information
In include breaker numbering, instruction order；The instruction order includes close commands, ON- and OFF- command or waits Wait Order；
Step S108, judge whether breaker numbering is identical with oneself asking the breaker numbering of closure, if it is different, then
Step S109 is performed, that is, abandons the configured information of main control platform；If identical, step S110 is performed, according to instruction order hair
Go out corresponding control signal to execution module；
Step S111, the position signalling that receiving position inductor is sent.
Step S112, confirm that the state of breaker is in closure or disconnected according to position signalling, if disconnecting, perform
Step S113, closure failure information is sent to main control platform, is then transferred to step S115；If being in closure state, then perform
Step S114, confirmation is sent to main control platform by communication module, is then transferred to step S116；
Step S115, after main control platform receives closure failure information, and alarm and to prompt arrangement personnel to overhaul this disconnected
Road device；
Step S116, main control platform prompt the monitoring personnel breaker and line security according to confirmation.
The present invention can receive the control command of main control platform, control it can be seen from the technical scheme of the invention described above
Stepper motor carries out the operation of switching on, improves the automaticity of breaker, has adapted to the demand for development of modern comfort.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the control device of switching on breaker of the present invention；
Fig. 2 is a kind of implementing procedure figure of the control method of switching on breaker of the present invention.
In accompanying drawing：
Power module 1, execution module 2, control module 3, communication module 4, current inductor 5 and alarm 6 and position sense
Answer device 7.
Embodiment
In order that those skilled in the art more fully understands the technical scheme of the application, below with reference to accompanying drawing to this hair
It is bright to be described in further details.
The present invention provides a kind of control device of switching on breaker, its structure as shown in figure 1, including：
Power module 1, execution module 2, control module 3, communication module 4, current inductor 5 and alarm 6 and position sense
Answer device 7；
Power module 1 provide dc source, respectively with execution module 2, control module 3, communication module 4, alarm 6 and position
Inductor 7 is put to connect；
Execution module 2 includes stepper motor and driving lever, one end of the driving lever and the power output axis connection of stepper motor, separately
One end is connected with the switch of switching on breaker.The control terminal of stepper motor is connected by circuit with control module 3.Pass through stepping
Motor driving driving lever realizes the closure to switching on breaker.Stepper motor has three kinds of mode of operations to include, and rotates forward, inverts and stop
Only, correspond to and operate a switch respectively, close a floodgate and wait three kinds of control commands.
Current inductor 5 is arranged on each bar conductive track, for detecting the electric current of each bar conductive track, by circuit with
Control module 3 is connected, and by the current signal transfer sensed to control module 3.
Control module 3 is the chip with programing function, and such as PLC, it passes through circuit and execution module 2
Control terminal be connected with the signal end of communication module 4；It receives the current signal for certain circuit that communication module 4 transmits,
And judge whether the electric current on the circuit reaches setting electric current threshold value according to the current signal, however, it is determined that the electric current on certain circuit
Reach setting electric current threshold value, then trigger alarm 6 and send alarm signal, and send ON- and OFF- command to execution module 2, with instruction
Execution module 2 corresponding to this circuit disconnects the switching on breaker of respective lines；And will be already off by communication module 4
Then the information such as switching on breaker numbering wait the instruction of main control platform, until receiving main control platform instruction to main control platform
When closing the switching on breaker, close commands are just sent to execution module 2.
Main control platform decides whether to close certain circuit according to the situation of each bar circuit, when confirming certain circuit closure,
Configured information is then sent by communication module 4 close circuit breaker is sent according to the configured information to control module 3, control module 3
Control command to execution module 2.Execution module 2 starts stepper motor, and driving driving lever closes corresponding switching on breaker and opened
Close.
Above-mentioned communication module 4 is the forwarding unit between main control platform and control module 3, is provided with transmission control module 3
The information of interaction and the communication port of order between main control platform.It can be wireless connection between main control platform, also may be used
To be wired connection.One side communication module 4 carries out protocol conversion after receiving the order that main control platform is sent, and is sent to control
Molding block 3, the information of the receive and control module 3 of another aspect communication module 4, turn after being converted to the communication protocol of main control platform support
Issue main control platform.Communication module 4 can support the conversion between conventional communication protocol and agreement, such as RS485,
RS232, TCP/IP, infrared etc..
In order to prompt user, alarm 6 is also provided with, the alarm 6 is connected with control module 3 by circuit.
In closure or disconnected during in order to confirm the state of breaker, also there is provided position sensor, for sensing
The position of the switch of breaker, judge that breaker is to be in closure state or off-state with this.
The present invention also provides a kind of control method of switching on breaker, and its implementing procedure is as shown in Fig. 2 including following step
Suddenly：
Step S101, the electric current for the conductive track that real-time reception current inductor 5 detects；
Whether step S102, the electric current on the circuit of control module 3 reach setting electric current threshold value, if exceeding, perform step
S103；Otherwise step S104 is performed；
Step S103, ON- and OFF- command is sent to execution module 2, to indicate that execution module 2 corresponding to this circuit disconnects phase
Answer the switching on breaker of circuit；And already off switching on breaker is the information such as numbered to by communication module 4, disconnected
To main control platform；
Step S104, wait the instruction of main control platform；
Whether step S105, stand-by period exceed setting time threshold value；If exceeding, step S106 is performed, passes through communication
Module 4 sends the close request of breaker to main control platform, is included in the request：Breaker numbering, close request information；If not yet
Have more than, then continue step S104；
Step S107, by the configured information of the real-time reception main control platform of communication module 4, therefrom parse the configured information
In include breaker numbering, instruction order；The instruction order includes close commands, ON- and OFF- command or waits Wait Order；
Step S108, judge whether breaker numbering is identical with oneself asking the breaker numbering of closure, if it is different, then
Step S109 is performed, that is, abandons the configured information of main control platform；If identical, step S110 is performed, according to instruction order hair
Go out corresponding control signal to execution module 2.
Execution module 2 promotes driving lever, close circuit breaker according to control signal.The location sensitive being now arranged at breaker
Device 7 sends position signalling to control module 3.
Step S111, the position signalling that receiving position inductor 7 is sent.
Step S112, confirm that the state of breaker is in closure or disconnected according to position signalling, if disconnecting, perform
Step S113, closure failure information is sent to main control platform, is then transferred to step S115；If being in closure state, then perform
Step S114, confirmation is sent to main control platform by communication module 4, is then transferred to step S116.
Step S115, after main control platform receives closure failure information, and alarm and to prompt arrangement personnel to overhaul this disconnected
Road device.
Step S116, main control platform prompt the monitoring personnel breaker and line security according to confirmation.
Although the present invention is disclosed as above with preferred embodiment, embodiment does not limit the present invention.This hair is not being departed from
Any equivalence changes done in bright spirit and scope or retouching, also belong to the protection domain of the present invention.Therefore the present invention
Protection domain should be using the content that claims hereof is defined as standard.
Claims (4)
- A kind of a kind of 1. control device of switching on breaker, it is characterised in that control device bag of switching on breaker Include：Power module (1), execution module (2), control module (3), communication module (4), current inductor (5) and position sensor (7)；Power module (1) provides dc source to execution module (2), control module (3) and communication module (4)；Execution module (2) includes stepper motor and driving lever, one end of the driving lever and the power output axis connection of stepper motor, another End is connected with the switch of switching on breaker；The control terminal of stepper motor is connected by circuit with control module (3)；Control module (3) is the chip with programing function, and it passes through circuit and the control terminal and communication module of execution module (2) (4) signal end is connected；Communication module (4) is provided with transmission execution module (2) information of interaction and communication port of order between main control platform；Current inductor (5) is arranged on each bar conductive track, is connected by circuit with control module (3), is sensed with transmission Current signal give the control module (3)；Position sensor (7) is connected by circuit with control module (3), transmission switching on breaker be used for judge switching on shape The position signalling of state gives control module (3)；The control module (3) judges whether the electric current on conductive track reaches setting electric current threshold according to the current signal received Value, however, it is determined that the electric current on conductive track reaches setting electric current threshold value, then sends ON- and OFF- command and give execution module (2), with instruction Execution module (2) corresponding to this conductive track disconnects the switching on breaker of corresponding conductive track；And pass through communication module (4) Already off switching on breaker is numbered to main control platform, close commands are sent to holding according to the configured information of main control platform Row module (2)；The main control platform decides whether to close the conductive track according to the situation of each bar conductive track, when the confirmation live wire When road closes, then configured information is sent by communication module (4) and give control module (3).
- A kind of 2. control device of switching on breaker according to claim 1, it is characterised in that the switching on open circuit The control device of device also includes：The alarm (6) being connected with control module (3) by circuit.
- A kind of 3. control device of switching on breaker according to claim 1 or 2, it is characterised in thatThe stepper motor has three kinds of mode of operations, including：Rotate forward, invert and stop, corresponding to operate a switch respectively, close a floodgate and wait three Kind control command.
- 4. a kind of control method of switching on breaker, it is characterised in that the control method of the switching on breaker includes：Step S101, the current signal of the conductive track of real-time reception current inductor (5) detection；Step S102, control module (3) judge whether the electric current on conductive track reaches setting electric current threshold according to the current signal Value, if exceeding, perform step S103；Otherwise step S104 is performed；Step S103, send the switching on breaker that ON- and OFF- command disconnects corresponding conductive track to execution module (2)；And by logical Believe module (4) by already off switching on breaker number information to main control platform；Step S104, wait the instruction of main control platform；Whether step S105, stand-by period exceed setting time threshold value；If exceeding, step S106 is performed, passes through communication module (4) close request of switching on breaker is sent to main control platform, is included in the request：Switching on breaker numbering, closure please Seek information；If being not above, continue step S104；Step S107, by the configured information of communication module (4) real-time reception main control platform, therefrom parse in the configured information Comprising switching on breaker numbering, instruction order；The instruction order includes close commands, ON- and OFF- command or waits Wait Order；Step S108, judge whether switching on breaker numbering is identical with oneself asking the switching on breaker numbering of closure, If it is different, then performing step S109, that is, abandon the configured information of main control platform；If identical, step S110 is performed, according to finger Show that order sends corresponding control signal and gives execution module (2)；Step S111, the position signalling that receiving position inductor (7) is sent；Step S112, confirm that the state of switching on breaker is in closure or disconnected according to position signalling, if disconnecting, hold Row step S113, closure failure information is sent to main control platform, is then transferred to step S115；If being in closure state, then hold Row step S114, confirmation is sent to main control platform by communication module (4), is then transferred to step S116；Step S115, after main control platform receives closure failure information, and alarm and arrangement personnel are prompted to overhaul the switching on Breaker；Step S116, main control platform prompt the monitoring personnel switching on breaker and conductive track safety according to confirmation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610628266.XA CN106158443B (en) | 2016-08-03 | 2016-08-03 | A kind of control device and control method of switching on breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610628266.XA CN106158443B (en) | 2016-08-03 | 2016-08-03 | A kind of control device and control method of switching on breaker |
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| Publication Number | Publication Date |
|---|---|
| CN106158443A CN106158443A (en) | 2016-11-23 |
| CN106158443B true CN106158443B (en) | 2018-01-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610628266.XA Active CN106158443B (en) | 2016-08-03 | 2016-08-03 | A kind of control device and control method of switching on breaker |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107393164A (en) * | 2017-07-10 | 2017-11-24 | 天津工业大学 | Underground charging pile intelligent management system |
| CN109901477B (en) * | 2019-03-29 | 2024-01-30 | 宁波三星医疗电气股份有限公司 | Be applied to automatic switching on and off circuit system of test fixture equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2687824Y (en) * | 2004-03-10 | 2005-03-23 | 上海电器科学研究所（集团）有限公司 | Communication component for circuit breaker |
| CN101534020A (en) * | 2009-04-10 | 2009-09-16 | 沈阳工业大学 | Device and method for controlling motor operating mechanism of circuit breaker |
| CN202816835U (en) * | 2012-08-16 | 2013-03-20 | 山西省电力公司大同供电分公司 | Closing circuit for breaker |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7362551B2 (en) * | 2001-02-01 | 2008-04-22 | Hydro-Aire, Inc. | Aircraft applicable circuit imbalance detection and circuit interrupter and packaging thereof |
| KR20030058755A (en) * | 2001-12-31 | 2003-07-07 | 엘지산전 주식회사 | Remote control apparatus for circuit breaker |
-
2016
- 2016-08-03 CN CN201610628266.XA patent/CN106158443B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2687824Y (en) * | 2004-03-10 | 2005-03-23 | 上海电器科学研究所（集团）有限公司 | Communication component for circuit breaker |
| CN101534020A (en) * | 2009-04-10 | 2009-09-16 | 沈阳工业大学 | Device and method for controlling motor operating mechanism of circuit breaker |
| CN202816835U (en) * | 2012-08-16 | 2013-03-20 | 山西省电力公司大同供电分公司 | Closing circuit for breaker |
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| CN106158443A (en) | 2016-11-23 |
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