CN106249652A - A kind of magnetic starter with Radio Control Function - Google Patents
A kind of magnetic starter with Radio Control Function Download PDFInfo
- Publication number
- CN106249652A CN106249652A CN201610733350.8A CN201610733350A CN106249652A CN 106249652 A CN106249652 A CN 106249652A CN 201610733350 A CN201610733350 A CN 201610733350A CN 106249652 A CN106249652 A CN 106249652A
- Authority
- CN
- China
- Prior art keywords
- control
- magnetic starter
- control function
- radio control
- transmission unit
- 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.)
- Pending
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Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0428—Safety, monitoring
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2609—Process control
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Selective Calling Equipment (AREA)
Abstract
The present invention relates to a kind of magnetic starter with Radio Control Function, including magnetic starter main body and control circuit, arranging a Radio Control Function module in the control loop of control circuit, the hardware of Radio Control Function module is designed with 51 series monolithic STC11F16XE and wireless data transmission unit GPRS DTU for core；By to mcu programming, it is achieved to the network communication of wireless data transmission unit and data exchange, by mcu programming, and service meter controls logic, it is achieved to motor start-up and the control of stopping.Its advantage is: on the basis of conventional magnetic trigger, add Radio Control Function, changes that conventional magnetic trigger can only be started by outer signal cable adapted, stop button switch carries out the local limitation controlled nearby.When magnetic starter is operated by operator, can be able to realize magnetic starter is carried out on off control by magnetic starter editor and send SMS.
Description
Technical field
The present invention relates to a kind of magnetic starter with Radio Control Function, be mainly used in iron and steel metallurgy enterprise and control little
The operating of capacity electric machine, the electric automatization belonging to iron and steel metallurgy industry controls and field of network communication.
Background technology
Magnetic starter, because of its simple in construction, convenient operation and control, the advantage such as economic and practical, is widely used in iron and steel metallurgy
The operating carrying out monomer low capacity drive apparatus in industry controls.One traditional magnetic starter is generally by steel casing, steel
Matter base plate, A.C. contactor, overtemperature relay and corresponding distribution are constituted, and the most also need outer signal cable adapted
Start, stop button switchs, and carries out local nearby control.
Summary of the invention
It is an object of the invention to provide a kind of on the basis of conventional magnetic trigger, increase Radio Control Function, work as behaviour
Make personnel time magnetic starter is operated, can be by magnetic starter editor and send SMS, it is achieved to magnetic force
Trigger carries out the magnetic starter with Radio Control Function of on off control.
The present invention adopts the following technical scheme that
The present invention includes magnetic starter main body and control circuit, arranges a controlled in wireless in the control loop of control circuit
Functional module, the hardware of Radio Control Function module is with 51 series monolithic STC11F16XE and wireless data transmission unit
GPRS DTU is that core is designed；Radio Control Function module designs one and selects switch, for arranging magnetic starter
Control model, optional control model has two kinds, is that manual signal cable adapted start, stop button is opened by connecting respectively
Pass carries out local control, and by editing and sending SMS control command, carries out Wireless remote control；Controlled in wireless merit
Module can design some inputs, output contact, these contacts carry out distribution with the control loop of magnetic starter and are connected, to realize
The control being switched on or switched off the catalyst of magnetic starter, it addition, these contacts use Phototube Coupling unit, to increase
The capacity of resisting disturbance of modular circuit and the Stability and dependability of input/output signal；By single-chip microcomputer is carried out software programming,
Design a MODBUS RTU Communication processing functional device, carry out network communication and data for realization and wireless data transmission unit
Exchange, and the SMS control command sent from wireless data transmission unit read operation personnel；By single-chip microcomputer is carried out
Software programming, designs a data caching process functional device, and this functional device is with certain data form and memory space, at caching
Manage the SMS control command read through MODBUS RTU Communication processing functional device；By single-chip microcomputer is carried out software programming,
Designing a motor on off control functional device, this functional device is when control model is chosen as Wireless remote control, according to data
The control command of caching process functional device storage and the signal condition of Dynamic Contact device auxiliary contact, service meter on off control
Logic, completes the on off control to motor.
The invention have the advantage that on the basis of conventional magnetic trigger, add Radio Control Function, change tradition
Magnetic starter can only be started by outer signal cable adapted, stop button switch carries out the local limitation controlled nearby
Property.When magnetic starter is operated by operator, can by magnetic starter editor and send SMS,
Realize magnetic starter is carried out on off control.
Accompanying drawing explanation
Fig. 1 is the controlled in wireless principle schematic of the present invention；
Fig. 2 is conventional magnetic trigger electrical schematic diagram；
Fig. 3 is the electrical schematic diagram of the present invention；
Fig. 4 is Radio Control Function module principle block diagram of the present invention；
Fig. 5 is the wireless control mode workflow diagram of the present invention.
Detailed description of the invention
Present embodiment illustrates as a example by the magnetic starter that Unidirectional controls, below in conjunction with the accompanying drawings to the present invention
It is described further:
Fig. 1 show controlled in wireless principle schematic of the present invention.With reference to Fig. 1, the process of controlled in wireless of the present invention is: operator
Use mobile phone, edit and send the short message that motor is started or stoped；This short message passes through general point of GPRS
Group wireless traffic net is sent to the magnetic starter of far-end and is connect by the GPRS DTU wireless data transmission unit of magnetic starter
Receive；The note control command that wireless data transmission unit receives is read out through the single-chip microcomputer of Radio Control Function module and makees phase
After the process answered, the auxiliary reclay coil to this module is energized or the operation of power-off, then by auxiliary reclay contact to electricity
Gas control loop operates, thus realizes the control starting or stoping motor.
Fig. 2 show conventional magnetic trigger electrical schematic diagram.With reference to Fig. 2, the power loop of magnetic starter is by power
Catalyst KM1, overtemperature relay F1 are connected and composed by distribution, and controlled motor is connected to overtemperature relay by cable
Lead-out terminal；The control loop distribution of magnetic starter is: by normally opened startup press button S1, normally closed stop button switch
The coil of S2, the auxiliary contact of normally closed overtemperature relay F1 and Dynamic Contact device KM1 is connected；By Dynamic Contact device KM1's
Normally opened auxiliary contact carries out formation latching circuit in parallel with start button switch S1；Wherein, start button switch S1 and stopping are pressed
Button switch S2 is the external devices controlled for this locality, need to be carried out even by the binding post of signal cable Yu magnetic starter
Connect.
Fig. 3 show the electrical schematic diagram of embodiment of the present invention.With reference to Fig. 3, the control circuit of the present invention includes power
Loop and control loop, the distribution of power loop connects identical with conventional magnetic trigger, is not repeated at this.Emphasis of the present invention
Being modified the control loop of conventional magnetic trigger, amended control loop has local control and wireless remote
Control two kinds of functions.It is to take from three in Radio Control Function module of the present invention at K1, K2, the K3 controlled in loop shown in Fig. 3
The contact of individual auxiliary reclay, the action of these three auxiliary reclay will be controlled by Radio Control Function module, wherein, K3
Relay is used for connecting local control loop or Wireless remote control loop, when the coil losing electricity of K3 relay, K3 relay
Normally closed contact Guan Bi, normal opened contact disconnects, and now forms this locality and controls loop, and when the coil of K3 relay obtains electric, K3
The normal opened contact Guan Bi of relay, normally closed contact disconnects, and now forms Wireless remote control loop.K1 relay is taken a pair normal
Open contact, operate for carrying out starting in Wireless remote control loop, K2 relay is taken a pair normally closed contact and is used in nothing
Line remotely controls to stop operation in loop.Press button S1 and S2 controlled in loop shown in Fig. 3 is to pass through signal cable
The external devices controlled for this locality connected, wherein S1 is normally opened button, is used for starting operation, and S2 is normally closed button, is used for
Stop operation；Controlling the amended local loop that controls, loop is: by the normal opened contact of S1 press button, the one of K3 relay
To normally closed contact, the normally closed contact of S2 press button, K3 relay another normally closed contact, the normally closed of F1 overtemperature relay are connect
The coil of point and KM1 Dynamic Contact device carries out connected in series, the normally opened auxiliary contact of Dynamic Contact device is connected in parallel on S1 button and opens
Close and the two ends of K3 a pair normally closed contact of relay form latching circuit；Control amended Wireless remote control loop, loop
For: by a pair normal opened contact of K1 relay, a pair normal opened contact of K3 relay, K3 relay another to normal opened contact,
The coil of a pair normally closed contact of K2 relay, the normally closed contact of F1 overtemperature relay and KM1 Dynamic Contact device carries out serial even
Connect, the normally opened auxiliary contact of Dynamic Contact device is connected in parallel on a pair normal opened contact of K1 relay normally open contact and K3 relay
Two ends form latching circuit.
Fig. 4 show the Radio Control Function module principle block diagram of embodiment of the present invention.In conjunction with Fig. 4, the nothing of the present invention
Line traffic control functional module, by Switching Power Supply, single-chip microcomputer STC11F16XE, MAX485 chip, Phototube Coupling unit, selects switch,
DB9 communications connectors, tri-auxiliary reclays of K1, K2, K3, GPRS DTU wireless data transmission unit, SIM cards of mobile phones and wiring
Terminal is constituted.
Switching Power Supply be single-chip microcomputer, Phototube Coupling unit, MAX485 chip, GPRS DTU wireless data transmission unit and in
Between relay etc. DC supply is provided；The input of MAX485 chip is connected with the serial communication interface of single-chip microcomputer, MAX485 core
The output of sheet is connected with DB9 communications connectors, and meanwhile, DB9 communications connectors is logical with GPRS DTU wireless data transmission unit
News terminal connects, thus the bottom hardware constituting RS485 communications protocol connects；SIM Mobile phone card inserts GPRS DTU wireless data
The SIM card slot of transmission unit, tackles this mobile phone card number in real work and opens the online packet stream amount that Virtual network operator provides
Service.
The coil of tri-auxiliary reclays of K1, K2, K3 outfan with Phototube Coupling unit respectively is connected, this Phototube Coupling
The input of unit is connected with the P1 mouth of single-chip microcomputer；The a pair normally opened point choosing K1 auxiliary reclay is connected on terminal, is used for
Startup operation during Wireless remote control；The a pair normally closed point choosing K2 auxiliary reclay is connected on terminal, for radio remote
Stopping operation during process control；Normally closed point is connected on terminal by the normally opened point of two couples and two choosing K3 auxiliary reclay, is used for
Connect this locality and control loop or Wireless remote control loop；In conjunction with the explanation of Fig. 3, it is further appreciated that tri-centres of K1, K2, K3
Relay tip electrical connection in controlling loop, is not repeated at this.
Select switch to be connected with the input port of single-chip microcomputer, by operating this selection switch, magnetic starter can be converted to this
Ground control model or Wireless remote control pattern.It addition, the signal of Dynamic Contact device auxiliary contact will be by binding post and light
Electric isolution unit is input to the input port of single-chip microcomputer, chain in motor on off control logic in time programming.
Fig. 5 show the wireless control mode workflow diagram of embodiment of the present invention.In conjunction with Fig. 5, wireless controlled of the present invention
Workflow under molding formula is: insert Mobile phone card in the SIM card slot of GPRS DTU wireless data transmission unit, and to this
Mobile phone card number opens the online bag traffic service that Virtual network operator provides；Operating selection switch, it is wireless for arranging magnetic starter
Control model；Radio Control Function module powers on, and single-chip microcomputer performs initialization program, and K3 is also continued by the setting of reading selecting switch
Electric apparatus coil obtains electric, makes magnetic starter enter wireless control mode；Run MODBUS RTU Communication processing functional device, with GPRS
DTU wireless data transmission unit carries out network communication and data exchange, and sends out from wireless data transmission unit read operation personnel
The SMS control command sent, this order is stored by service data caching process functional device with certain data form；
Service meter on off control functional device, according to control command and the Dynamic Contact device auxiliary of the storage of data buffer storage function blocks
The signal condition of contact, operating motor on off control logic, K1 or K2 auxiliary reclay coil is carried out electric or loses by output
The operation of electricity, thus control starting or stoping of motor.
Claims (1)
1. there is a magnetic starter for Radio Control Function, including magnetic starter main body and control circuit, it is characterized in that:
Arranging a Radio Control Function module in the control loop of control circuit, the hardware of Radio Control Function module is with 51 series
Single-chip microcomputer STC11F16XE and wireless data transmission unit GPRS DTU is that core is designed；Radio Control Function module sets
Counting one and select switch, for arranging the control model of magnetic starter, optional control model has two kinds, is by even respectively
Catcher controls signal cable and adapted starts, stop button switch carries out local control, and by editing and sending SMS
Control command, carries out Wireless remote control；Radio Control Function module design some inputs, output contact, these contacts and magnetic
The control loop of power trigger carries out distribution connection, to realize the control being switched on or switched off the catalyst of magnetic starter
System, it addition, these contacts use Phototube Coupling unit, to increase the capacity of resisting disturbance of modular circuit and the steady of input/output signal
Qualitative and reliability；By single-chip microcomputer being carried out software programming, design a MODBUS RTU Communication processing functional device, for real
Now carry out network communication and data exchange with wireless data transmission unit, and send out from wireless data transmission unit read operation personnel
The SMS control command sent；By single-chip microcomputer being carried out software programming, design a data caching process functional device, this merit
Energy block is with certain data form and memory space, and the mobile phone that caching process reads through MODBUS RTU Communication processing functional device is short
Letter control command；By single-chip microcomputer carries out software programming, designing a motor on off control functional device, this functional device is in control
When molding formula is chosen as Wireless remote control, control command and Dynamic Contact device according to the storage of data buffer storage function blocks are auxiliary
The signal condition of adjuvant grafting point, service meter on off control logic, complete the on off control to motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610733350.8A CN106249652A (en) | 2016-08-27 | 2016-08-27 | A kind of magnetic starter with Radio Control Function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610733350.8A CN106249652A (en) | 2016-08-27 | 2016-08-27 | A kind of magnetic starter with Radio Control Function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106249652A true CN106249652A (en) | 2016-12-21 |
Family
ID=57595469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610733350.8A Pending CN106249652A (en) | 2016-08-27 | 2016-08-27 | A kind of magnetic starter with Radio Control Function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106249652A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020119335A1 (en) * | 2018-12-11 | 2020-06-18 | 南京天辰礼达电子科技有限公司 | Wireless control motor start and stop system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202978227U (en) * | 2012-11-23 | 2013-06-05 | 开封市金石科技有限公司 | Mine-used magnetic starter switch microcomputer monitoring and protecting device |
| CN203302094U (en) * | 2013-07-12 | 2013-11-27 | 周劼 | Automatic irrigation device based on short message control |
-
2016
- 2016-08-27 CN CN201610733350.8A patent/CN106249652A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202978227U (en) * | 2012-11-23 | 2013-06-05 | 开封市金石科技有限公司 | Mine-used magnetic starter switch microcomputer monitoring and protecting device |
| CN203302094U (en) * | 2013-07-12 | 2013-11-27 | 周劼 | Automatic irrigation device based on short message control |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020119335A1 (en) * | 2018-12-11 | 2020-06-18 | 南京天辰礼达电子科技有限公司 | Wireless control motor start and stop system |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161221 |