CN2929853Y - Field level Zigbee wireless meter reading device - Google Patents
Field level Zigbee wireless meter reading device Download PDFInfo
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- CN2929853Y CN2929853Y CN 200620111034 CN200620111034U CN2929853Y CN 2929853 Y CN2929853 Y CN 2929853Y CN 200620111034 CN200620111034 CN 200620111034 CN 200620111034 U CN200620111034 U CN 200620111034U CN 2929853 Y CN2929853 Y CN 2929853Y
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- 238000004891 communication Methods 0.000 claims abstract description 43
- 230000006855 networking Effects 0.000 claims abstract description 5
- 238000013480 data collection Methods 0.000 claims abstract 2
- 230000006870 function Effects 0.000 claims description 9
- 239000004973 liquid crystal related substance Substances 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000005055 memory storage Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Abstract
The utility model discloses a field Zigbee wireless meter reader, which relates to the field of industrial field control. The utility model comprises a microprocessor as a central control processor connected with a Zigbee module with the function of automatic networking and route through the asynchronous serial communication interface. The Zigbee meter reader only needs enter into the efficient area covered by the wireless meshed network, completes the data collection and wireless control of all the industrial field equipments in the net by the routing path in the net and provides the Zigbee meter reader with the advantages of rapid network, flexibility and convenience, safe and reliable communication and convenient carriage.
Description
Technical field
The utility model relates to wireless communication technology, automatic control technology and data acquisition technology, is specifically related to a kind of industry spot control based on Zigbee (purple peak) technology.
Technical background
The working environment of industrial field device is complicated and changeable, particularly some industrial environments ban use of cable (as the room of ultra-clean or vacuum sealing) or be difficult to use cable to transmit the deep-etching rugged surroundings that data are unsuitable for connecting up, at this moment adopt wireless meter reading come to field apparatus carry out data acquisition and parameter setting have stable performance, movability by force, advantage such as networking flexibility.Yet, at present the wireless communication technology that adopts of wireless meter reading (for example bluetooth, 802.11 etc.) mainly is the communication mode of point-to-point or point-to-multipoint, the wireless transmission of data does not have routing function, and this has greatly limited to the effective range and the reliability of radio meter register.The Zigbee wireless communication technology is to design for industrial automation specially, communication modes such as extremely strong direct sequence spread spectrum of antijamming capability and dynamic routing data transmission have been used, thereby relatively be fit to the industry spot environment, the efficient working range of meter-copy device be can enlarge effectively and safety of data transmission, reliability improved.
The utility model content
Technical problem to be solved in the utility model provides a kind of cost performance height, networking flexibility, and communication efficiency is good, and software upgrading is convenient, and the data presented capacity is big, is applicable to industry spot, the Zigbee meter-copy device that is convenient for carrying.This meter-copy device can effectively enlarge the effective range of checking meter, and meter-copy device only need enter in the effective coverage of Zigbee based on wireless mesh network covering, and the routed path in the dependence network is finished data acquisition and the controlled in wireless to whole industrial field device in the network.
The technical scheme that its technical matters that solves the utility model adopts is: this Zigbee meter-copy device adopts microcontroller as central control processor, flash memory FLASH and random access memory ram pass through data bus separately, address bus and control bus connect microprocessor, the output interface of keyboard interface connects the microprocessor input interface, LCD MODULE connects the microprocessor output interface, two asynchronous serial communication interfaces of Zigbee communication module link to each other with the serial communication interface of microprocessor respectively, communication between them is the serial communication pattern, finishes the data exchanging function of processor and Zigbee communication module.
The Zigbee communication module has automatic network-building and routing function, the Zigbee communication module can be formed the network of Mesh structure automatically, as long as the Zigbee meter-copy device enters in effective areal coverage of network, can finish data acquisition and controlled in wireless by the routed path of Mesh structural network to industry spot controller in the areal coverage.
The beneficial effects of the utility model are: provide a kind of networking quick, flexible, communication security is reliable, is easy to carry, and the working range of checking meter is wide, the reliable wireless meter reading of data transmission security.
Embodiment
Theory structure of the present utility model mainly comprises microprocessor, Zigbee communication module, LCD MODULE, keyboard interface circuit, FLASH, EEPROM and RAM as shown in Figure 1.Microcontroller is as central control processor, FLASH, EEPROM and RAM storer are connected the corresponding input/output end port of microprocessor by data bus, address bus and control bus separately, read-write control signal/RD ,/carry out the access of data under the control of WR.The FLASH storer is mainly used in program code stored, and eeprom memory is used to deposit Hanzi font library for showing Chinese character, and the RAM storer is mainly used in the ephemeral data of temporary transient storage industry collection in worksite.Keyboard interface partly connects the microprocessor input interface by keyboard I/O mouth, LCD MODULE read-write control signal/RD ,/connect the microprocessor output interface by data bus under the control of WR and control line, two asynchronous serial communication interface TXD, RXD of Zigbee communication module link to each other with the serial ports of microprocessor respectively, adopt the serial communication pattern between them, finish the data exchanging function of processor and Zigbee communication module.
LCD MODULE read-write control signal/RD ,/connect the microprocessor output interface by data bus under the control of WR and control line, realize the output of video data.Liquid crystal display provides an interactive graphical user interface to the site operation personnel, by calling the various data of the industry spot that collects of storing in the RAM storer, can understand the parameters of on-the-spot commercial unit intuitively, and, can realize that the Chinese character of display menu shows by the Hanzi font library of eeprom memory storage.Keyboard connects microprocessor by keyboard interface circuit, imports various command on keyboard, can realize functions such as sending of the setting of the browsing of menus at different levels, field device parameters and modification, steering order.
The Zigbee module is the terminal that realizes that data wireless sends and receives, and it is by serial ports and microprocessor communication.What this Zigbee meter-copy device adopted is the Zigbee module with automatic network-building, automatic routing function, and the hardware interface mode of this module is an asynchronous serial communication, and the software interface mode is a series of communications command forms.After the serial ports of the serial ports of module and microprocessor carried out the hardware cross-connect, can use configuration order (for example: the wireless receiving and dispatching frequency range to the various determinant attributes of Zigbee module, power etc.) be configured, the data that can utilize communications command will need to send after the attribute setting is finished are included in the order, follow serial communication protocol, the data that need are sent send the Zigbee communication module to, the Zigbee communication module receives therefrom takes out data behind the communications command that includes data and sends with the form of radio magnetic wave, and the process that receives data in contrast.
Field level Zigbee meter-copy device and Zigbee industry spot communication module are used, and can realize data acquisition and control to the industry spot various device.Zigbee industry spot communication module has the standard interface with various field apparatuss, possesses the function of automatic network-building, automatic route simultaneously.In industry spot, Zigbee industry spot communication module and various industrial field device (for example: industry spot valve positioner, temperature transmitter etc.) are linked up, form a plurality of Zigbee terminal node equipment, field apparatus is received and dispatched by Zigbee industry spot communication module various parameters and control information with wireless form.These Zigbee terminal node equipment can be searched the Zigbee equipment around oneself automatically and connect, and form the Zigbee cordless communication network of a reticulate texture (Mesh) gradually.The Zigbee meter-copy device enters this Zigbee cordless communication network that has formed, and becomes one of them node by joining this network after authentication and the authentication.Field level Zigbee meter-copy device relies on the network of reticulate texture (Mesh), each Zigbee field apparatus in the route querying network, realize the transmitting-receiving of data by the Zigbee communication module, device type and the parameter that acquisition is relevant also is saved in the memory RAM, by microprocessor control above-mentioned device type that collects and parameter are sent into the LCDs demonstration by decoding scheme decoding, operating personnel are by the supervisory keyboard transmitting control commands, realization is to the control of industrial field device, the Zigbee communication module has the function of communicating by letter with host computer simultaneously, the field data that the Zigbee meter-copy device collects uploads to the Zigbee access point by the Zigbee communication module, the Zigbee access point is sent to the upper monitoring machine with data by Ethernet again, can realize the Long-distance Control to industry spot like this.
This Zigbee meter-copy device can be widely used in the device control of industry spot, can effectively broaden the scope of work, and can realize data transmission reliably, exactly.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620111034 CN2929853Y (en) | 2006-07-29 | 2006-07-29 | Field level Zigbee wireless meter reading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620111034 CN2929853Y (en) | 2006-07-29 | 2006-07-29 | Field level Zigbee wireless meter reading device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2929853Y true CN2929853Y (en) | 2007-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620111034 Expired - Fee Related CN2929853Y (en) | 2006-07-29 | 2006-07-29 | Field level Zigbee wireless meter reading device |
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| CN (1) | CN2929853Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062814B (en) * | 2009-11-16 | 2012-10-17 | 上海安科瑞电气股份有限公司 | A three-phase rail-mounted electric energy meter based on ZIGBEE technology |
| CN102147961B (en) * | 2010-02-05 | 2012-11-07 | 中国科学院沈阳自动化研究所 | Wireless network based wireless transmission equipment |
| CN103150877A (en) * | 2011-12-07 | 2013-06-12 | 中国科学院沈阳自动化研究所 | Wireless meter reading device based on WIA wireless network |
| CN106209573A (en) * | 2015-05-27 | 2016-12-07 | 洛克威尔自动控制技术股份有限公司 | Equipment in industrial automation environment is to equipment communication |
-
2006
- 2006-07-29 CN CN 200620111034 patent/CN2929853Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062814B (en) * | 2009-11-16 | 2012-10-17 | 上海安科瑞电气股份有限公司 | A three-phase rail-mounted electric energy meter based on ZIGBEE technology |
| CN102147961B (en) * | 2010-02-05 | 2012-11-07 | 中国科学院沈阳自动化研究所 | Wireless network based wireless transmission equipment |
| CN103150877A (en) * | 2011-12-07 | 2013-06-12 | 中国科学院沈阳自动化研究所 | Wireless meter reading device based on WIA wireless network |
| CN106209573A (en) * | 2015-05-27 | 2016-12-07 | 洛克威尔自动控制技术股份有限公司 | Equipment in industrial automation environment is to equipment communication |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070801 |