CN204302760U - Industrial wireless sensing net switch control terminal - Google Patents
Industrial wireless sensing net switch control terminal Download PDFInfo
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- CN204302760U CN204302760U CN201420365514.2U CN201420365514U CN204302760U CN 204302760 U CN204302760 U CN 204302760U CN 201420365514 U CN201420365514 U CN 201420365514U CN 204302760 U CN204302760 U CN 204302760U
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- module
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- main control
- control terminal
- switch
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
Abstract
The utility model relates to a kind of industrial wireless sensing net switch control terminal, comprise main control module, wireless module, input module switch, switching output module, indicating lamp module, RS232 communication module, memory module and power transfer module, realize the collection to switching value data in net, process and Data Over Cable or wireless transmission function.Main control module is connected with wireless module by inner integrated UART interface, resolves, to store and On-off signal exports the functions such as control the wireless data received.Power module is that RS232 module, main control module and wireless module are powered.Memory module is connected with main control module by HC interface, the information such as group #, module's address be used in storage industry wireless sense network.The utility model adopts vehicle-mounted control terminal to form peer-to-multiple peer wireless communication network with the transit terminal that communicates, and can reduce frequency range, avoid internodal mutually anti-interference.
Description
Technical field
The utility model designs a kind of industrial wireless sensing net switch control terminal.Belong to radio communication and embedded system technology field.
Background technology
Technical of industrial control system development mainly experiences Non-follow control, semiautomatic control and intelligentized control method three phases.Manual control mode does not have Central Control Room, controls entirely by virtue of experience to operate, random large.Semiautomatic control mode terminal operating parameter is generally arranged it from Central Control Room by wire cable.Terminal device carries out operation automatically according to the parameter arranged, in operation process, necessary intervention can be carried out according to actual conditions, also can carry out control operation at Central Control Room parameters or order by wire cable, or carry out controlled in wireless by loading wireless device.The intelligent method of operation mainly adopts distance control mode, and operating personnel controls in Central Control Room, sends instruction, and terminal device carries out work according to instruction, and in the course of work, operating personnel can carry out monitoring and intervening at Central Control Room.If scene is very large, have multiple devices, artificial remote intervention will not easily realize, therefore, which be generally used for field apparatus little when, pseudo-ginseng tail generating as large in HDK electric power is just adopted in this way.Traditional Long-distance Control controls based on the wire signal transmission of PLC.Every station terminal carries out collection and the process of wire signal by the PLC of self, and processing result information is sent to Central Control Room by wire cable, and this mode easily causes cable to wear and tear year in year out, affects the phenomenon of Signal transmissions.
For this phenomenon, utilize wireless communication technology, carry out control information transmission, namely a little to point control.Here point-to-point control adopts double-direction radio intelligent controller, the control cables of terminal device can be replaced completely, realize controlled in wireless, thus the control cables fracture solving traditional control system causes the problem having a strong impact on production, safeguard simultaneously and change conveniently, save a large amount of manpower and materials and financial resources.Point-to-point control needs two pairings to use, A equipment and B equipment control mutually, input state controls to the output of counterpart device, equipment has self-diagnostic function simultaneously, detects the functions such as whether counterpart device is online, fault outputting alarm, has simple, easy to use, practical, the steady performance of configuration.
For avoiding because cable bad or loose contact cause control signal Loss in wire transmission, also utilizing control system to upgrade simultaneously and safeguarding, comparing point-to-point and wireless control system that is point-to-multipoint and improve frequency range utilization rate., distribution many for on-site terminal number of devices is not concentrated, and adopts vehicle-mounted control terminal to form peer-to-multiple peer wireless communication network with the transit terminal that communicates, and to reduce frequency range, that avoids between each machine is mutually anti-interference.
Utility model content
The purpose of this utility model is the deficiency solving prior art existence, provides a kind of industrial wireless sensing net switch control terminal.This switch control terminal adopts vehicle-mounted control terminal to form peer-to-multiple peer wireless communication network with the transit terminal that communicates, and can reduce frequency range, and that avoids between each machine is mutually anti-interference.The work on the spot that, distribution many to terminal device quantity is not concentrated has great development prospect and realistic meaning.
The technical problem that the utility model solves can realize by the following technical solutions:
A kind of industrial wireless sensing net switch control terminal, comprise main control module, wireless module, input module switch, switching output module, indicating lamp module, RS232 module, memory module and power transfer module composition, realize the collection to switching value in net, processing capacity.
Specifically, described wireless module receives the data that monitor terminal or other control terminals are sent, and sends the director data that control terminal will send.
Further, the data that described main control module is sent by wireless module reception monitor terminal or other control terminals, analyze data type and control terminal performs corresponding operation.Main control module is with MKL25Z128VLH4 chip for core, and resolution data, resets, stored parameter data.
Further, described power module comprises+24V and turns+5V module and+5V and turn+3.3V module two parts power supply.+ 24V turns+5V module provides power supply for RS232 module, turns the input power of+3.3V module as+5V simultaneously.It is that main control module and wireless module are powered that+5V turns+3.3V module.
Further, described memory module is used for the information such as group #, this module's address in storage industry Sensor Network.Memory module adopts AT24C256EEPROM storage chip, and its space size is 262,144 bytes, and operating voltage is+3.3V.
Further, described indicating lamp module, comprises power supply, operation, fault, communication indicator lamp.
Further, described RS232 module, the UART0 interface inner integrated with main control module is connected, and can realize the serial communication of host computer and main control module.
Further, described input module switch and switching output module.Wherein input module switch comprises 8 way switch input quantities, has photoelectrical coupler and the 8 road input switch status indicator lamp compositions of 4 tunnel inputs primarily of two.Photoelectrical coupler makes to realize electrical isolation between switch input quantity and main control module, and strengthen the stability of a system, 8 indicator lamps independently show the on off operating mode of 8 input switch amounts.Switching output module, the 8 way switch amounts that comprise export, primarily of current driver, No. 8 relays and 8 road output switch status indicator lamp compositions.
Advantage of the present utility model and effect: compared with prior art, the industrial wireless sensing net switch control terminal that the utility model provides adopts vehicle-mounted control terminal to form peer-to-multiple peer wireless communication network with the transit terminal that communicates, can reduce frequency range, that avoids between each machine is mutually anti-interference.The field operation that, distribution many for terminal device quantity is not concentrated, by networking, realizes interlock; By monitor terminal realization to the configuration of control terminal and control.Can realize one to one, the flexible configuration of one-to-many, many-one, multi-to-multi, namely each wireless switching control terminal can temporarily as main control terminal in order to control the duty of other wireless switching control terminal in whole network.Overcome drawback that traditional wire control system brings simultaneously, organize multiple stage terminal device link flexible and efficiently, reach reduction system maintenance cost and power consumption, increase work efficiency and the object of the stability of a system.
Accompanying drawing explanation
Fig. 1 is the system architecture schematic diagram of the utility model industrial wireless sensing net switch control terminal;
Fig. 2 is the workflow diagram of the utility model industrial wireless sensing net switch control terminal;
Fig. 3 is the power module workflow diagram in the utility model industrial wireless sensing net switch control terminal;
Fig. 4 is the utility model industrial wireless sensing net switch control terminal structural design drawing
Fig. 5 is the utility model industrial wireless sensing net switch control terminal main flow chart;
Specific embodiments
Below in conjunction with embodiment, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
Fig. 1 is the system architecture schematic diagram of the utility model based on the switch control terminal of industrial wireless sensing net.This control terminal comprises main control module, wireless module, input module switch, switching output module, indicating lamp module, RS232 communication module, memory module and power transfer module.
(1) wireless module.
Between control terminal, wirelessly communicate between control terminal with monitor terminal, wireless module is responsible for receiving and sending data, working frequency range is 410-480MHz, in sighting distance situation, terrain clearance > 1 meter placement, transmitting distance can reach 2700 meters, maximum transmission power 500mW.
Adopt VT-DTMSD3-433 integrated radio modules, be connected by the minimum system of serial ports with main control module MKL25Z128VLH4 as shown in Figure 2.
(2) main control module MKL25Z128VLH4.
Main control module for core with MKL25Z128VLH4 chip, first can carry out the setting of running parameter according to demand, set by UART interface, utilize PC to realize, also can utilize wireless switching monitor terminal on-line setup to control terminal.During work, control terminal resolves the data that receive of wireless module, stores, forwards and the function such as control of remote switch amount input and output according to analysis result to data.
(3) power module.
Wireless switching control terminal provides+24V direct current to supply by outside, and maximum operating currenbt controls at about 500mA, and external power source configures according to the actual requirements separately.Comprise two parts power supply :+24V turns+5V module and+5V turns+3.3V module, as shown in Figure 3.+ 24V turns+5V for RS232 module by voltage conversion chip provides power supply, and+5V turns+3.3V by power conversion chip ASM1117 is simultaneously that main control module and wireless module are powered.
(4) memory module.
For the group # of storage industry wireless sense network, the information design memory modules such as this module's address, adopt AT24C256EEPROM storage chip, its space size is 262,144 bytes, and operating voltage is+3.3V.Memory module is connected with main control module by HC as shown in Figure 1.
(5) switch input/output module
The work of terminal device is realized by switch input/output module.Input module switch, comprises 8 way switch input quantities, has photoelectrical coupler and the 8 road input switch status indicator lamp compositions of 4 tunnel inputs primarily of two.Photoelectrical coupler makes to realize electrical isolation between switch input quantity and main control module, and strengthen the stability of a system, 8 indicator lamps independently show the on off operating mode of 8 input switch amounts.Switching output module, the 8 way switch amounts that comprise export, primarily of current driver, No. 8 relays and 8 road output switch status indicator lamp compositions.The data that control terminal receives by resolving wireless module, control if analysis result is IO, be then the break-make control realizing corresponding output switch according to data.
(6) control terminal structural design
The utility model is considered and to be upgraded and easy to maintenance, collection double-layer structure design, as shown in Figure 4.Upper strata is wireless module; Lower floor is MKL25Z128VLH4 minimum system plate and power circuit, On-off signal output control circuit.
The main flow of control terminal as shown in Figure 5.After control terminal powers on, run MCU initialize routine (comprising clock, EEPROM, serial ports, indicator lamp, switching value original state).Then read the data stored in memory module and judge whether control terminal runs for the first time.PC data are read in major cycle, if read successfully, then resolve the data obtained, carry out corresponding setting parameter according to analysis result.After setting parameter success, if wireless module receives data, resolving the corresponding positions receiving data, if not native data then forwards, is that native data then judges data type, carries out setting parameter or On-off signal output control, and returns response message.
Claims (5)
1. an industrial wireless sensing net switch control terminal, it is characterized in that: comprise main control module, wireless module, input module switch, switching output module, indicating lamp module, RS232 module, memory module and power transfer module composition, realize the collection of switching value data in net, process and Data Over Cable or wireless transmission function, power module provides power supply for RS232 module, main control module and wireless module.
2. industrial wireless sensing net switch control terminal according to claim 1, is characterized in that: described main control module comprises MKL252128VLH4 processor chips, write device circuit, crystal oscillating circuit and reset circuit.
3. industrial wireless sensing net switch control terminal according to claim 1, it is characterized in that: described input module switch comprises the switch input quantity of 8 road band Phototube Coupling, described switching output module comprises the switch output quantity of 8 road band Phototube Coupling and electric current driving.
4. industrial wireless sensing net switch control terminal according to claim 2, is characterized in that: the inner integrated IIC interface of described main control module is connected with memory module.
5. industrial wireless sensing net switch control terminal according to claim 2, is characterized in that: the inner integrated UART interface of described main control module is connected respectively at wireless module and RS232 module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365514.2U CN204302760U (en) | 2014-06-30 | 2014-06-30 | Industrial wireless sensing net switch control terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420365514.2U CN204302760U (en) | 2014-06-30 | 2014-06-30 | Industrial wireless sensing net switch control terminal |
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| Publication Number | Publication Date |
|---|---|
| CN204302760U true CN204302760U (en) | 2015-04-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420365514.2U Expired - Fee Related CN204302760U (en) | 2014-06-30 | 2014-06-30 | Industrial wireless sensing net switch control terminal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115148014A (en) * | 2022-06-16 | 2022-10-04 | 武汉大小马物联科技有限公司 | Remote point-to-point wireless pair switching value controller |
-
2014
- 2014-06-30 CN CN201420365514.2U patent/CN204302760U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115148014A (en) * | 2022-06-16 | 2022-10-04 | 武汉大小马物联科技有限公司 | Remote point-to-point wireless pair switching value controller |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150429 Termination date: 20160630 |
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| CF01 | Termination of patent right due to non-payment of annual fee |