CN204666186U - Based on the storage environment monitoring system of wireless network - Google Patents
Based on the storage environment monitoring system of wireless network Download PDFInfo
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- CN204666186U CN204666186U CN201420801259.1U CN201420801259U CN204666186U CN 204666186 U CN204666186 U CN 204666186U CN 201420801259 U CN201420801259 U CN 201420801259U CN 204666186 U CN204666186 U CN 204666186U
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Abstract
The utility model relates to a kind of storage environment monitoring system based on wireless network.Based on a storage environment monitoring system for wireless network, comprise wireless sensor node, for the collection of on-the-spot humiture data, and the data collected are sent to the radio node with routing function; Several have the radio node of routing function, select best communication path, in a multi-hop fashion data are sent to network coordinator by other FFD node according to routing algorithm; Network coordinator, is connected with PC, is used for collecting the data in whole network, and can send order and optimum configurations to sensor node, realizes the communication with terminal device node.The beneficial effects of the utility model are: utilize the feature that wireless sensor node energy consumption is low, network capacity is large, cost is low, in storage region, allow its self-organization form Intelligent S&C network, Real-Time Monitoring can be carried out to the environmental parameter such as temperature, humidity, thus construct intelligentized storage environment monitoring system.
Description
Technical field
The present invention relates to radio communication, information acquisition and treatment technology, single-chip microcomputer, GSM technology, particularly relate to a kind of storage environment monitoring system based on wireless network.
Background technology
Along with the raising of socioeconomic development and people's living standard, people, also improve the requirement of warehousing system in continuous increase so day by day to the demand of the value volume and range of product of article.Particularly, in storage, the environmental parameter such as temperature, humidity has important impact to the quality of stores and life-span, the quality that real-time monitoring not only can ensure stores is carried out to storage environment parameter, extend the storage life of product, the safety coefficient of warehousing system can also be strengthened, every data in inspection warehouse be sent in mobile phone at any time, in time there is potential safety hazard can and alarm.
SMS(Short Message Service) SMS (Short Message Service) is GSM(Global System for Mobile Communication) application service of text message transmitting-receiving is undertaken by service centre (Service Center) between a kind of GSM terminal (mobile phone) of providing in system, wherein service centre completes storage and the forwarding capability of information.SMS (Short Message Service), as a kind of basic service of GSM network, has obtained the attention of increasing system operator and system development business, and the various application based on this business are also flourish.Using GSM network as data wireless transmission network, the types of applications that multiple prospect is extremely optimistic can be developed, as the two-way transmission, wireless remote detection and control etc. of wireless data.
ZigBee-network is as the Typical Representative of wireless sensor network, there is the features such as low energy consumption, low cost, low rate, it has merged the hot research field, forward position of the multi-subject knowledges such as wireless communication technology, sensor technology and embedded computer technology, information Real-Time Monitoring to various environment or detected object, perception and collection can be worked in coordination with by various microsensor, and send these information to user.ZigBee technology is a kind of short-distance wireless communication technology, and its emergence and development is that the signal wireless transmission of sensor provides a kind of new solution.Zigbee protocol is a kind of wireless network protocol of low speed short-distance transmission, is respectively Physical layer (PHY), MAC layer (MAC), transport layer (TL), network layer (NWK), application layer (APL) etc. from top to bottom.The principal feature of ZigBee-network is low cost, low complex degree, support great deal of nodes, support multiple network topological structure, and whole inter-net communication is quick, reliable, safety.Major equipment in ZigBee-network can be divided into telegon (Coordinator), aggregation node (Router), sensor node (EndDevice) Three role.In radio sensing network, the Main Function of telegon has been the selection of initial channel, to network configuration initialization, accepts adding of child node; The Main Function of router is the forwarding participating in data, by the coverage allowing other node to add to come extended network; Terminal primary responsibility and router connect, and the data collected are sent to focal point.
Summary of the invention
How real-time the technical problem to be solved in the present invention is: carry out wireless remote collection and management to the environmental parameter such as temperature, humidity in storage region, and the data of gathered management is real-time transmitted in mobile phone by single-chip microcomputer and GSM network.
The object of the invention is to propose a kind of storage environment monitoring system based on wireless network, wireless remote collection and management can be carried out in real time to the environmental parameter such as temperature, humidity in storage region, then the data of gathered management are real-time transmitted in mobile phone by single-chip microcomputer and GSM network, build intelligentized storage environment monitoring system, can effectively eliminate safe hidden trouble.
This object realizes in the following way:
Based on a storage environment monitoring system for wireless network, comprise wireless sensor node, for the collection of on-the-spot humiture data, and the data collected are sent to the radio node with routing function; Several have the radio node of routing function, select best communication path, in a multi-hop fashion data are sent to network coordinator by other FFD node according to routing algorithm; Network coordinator, is connected with PC, is used for collecting the data in whole network, and can send order and optimum configurations to sensor node, realizes the communication with terminal device node.Monitor staff need not arrive scene, warehouse, just can be detected the humiture in warehouse by computer at Control Room.
Further, described network coordinator is connected by serial ports RS232 with PC.
Further, described wireless sensor node is connected in sequence by data acquisition module, data processing module, wireless communication module, and energy supply module is powered to described data acquisition module, data processing module, wireless communication module.
Further, described data acquisition module is digital sensor, or is analog sensor and A/D converter composition.
Further, described digital sensor is Temperature Humidity Sensor.
Further, described wireless communication module comprises short message receiving and sending system, and it comprises digital received and sent submodule, Single-chip Controlling submodule, terminal processes submodule; Single-chip microcomputer is responsible for data to read from internal memory, and data is sent by GSM network through digital received and sent submodule, the transmission of described Single-chip Controlling submodule control data and reception.
Further, described network coordinator comprises gsm wireless communication module.
The invention has the beneficial effects as follows:
Based on the intelligent warehousing system of ZigBee wireless senser and GSM network, the basis of original warehousing system is introduced ZigBee technology and GSM transmission technology, utilize the feature that wireless sensor node energy consumption is low, network capacity is large, cost is low, in storage region, allow its self-organization form Intelligent S&C network, Real-Time Monitoring can be carried out to the environmental parameter such as temperature, humidity, thus construct intelligentized storage environment monitoring system.Effective every detection data by warehouse are sent in the mobile phone of needs by the form of short message in real time, can effectively eliminate safe hidden trouble, possess the advantage that traditional warehousing management is incomparable, solved in traditional warehousing management the problems such as complexity, inefficiency that connect up well.
Accompanying drawing explanation
Fig. 1 is sensor network topological figure;
Fig. 2 is short message receiving and sending system schematic diagram;
Fig. 3 is wireless sensor node structural drawing;
Fig. 4 is radio communication gsm module TC35 function structure chart;
Fig. 5 is ZigBee home control network communication protocol program flow diagram;
Fig. 6 is the workflow diagram of whole system.
Embodiment
Embodiment 1
Data processing module in native system adopts single-chip microcomputer, such as AT89S52.
As shown in Figure 1, a kind of storage environment monitoring system based on wireless network, comprises wireless sensor node, for the collection of on-the-spot humiture data, and the data collected is sent to the radio node with routing function; Several have the radio node of routing function, select best communication path, in a multi-hop fashion data are sent to network coordinator by other FFD node according to routing algorithm; Network coordinator, is connected with PC, is used for collecting the data in whole network, and can send order and optimum configurations to sensor node, realizes the communication with terminal device node.
As shown in Figure 3, wireless sensor node is made up of data acquisition, data processing, radio communication and energy supply four submodules and shows.Data acquisition module adds A/D converter by digital sensor or analog sensor and forms, and the humiture information acquisition in responsible region and data translation data processing module are made up of microcontroller, is responsible for the operation and the data storage that control whole sensor node; Wireless communication module is made up of wireless transceiver, is responsible for communicating with other sensor nodes, and energy supply module provides energy for other three parts of system.Sensor node comprises Temperature Humidity Sensor, such as SHT10 sensor, detects and obtains humiture information, and be converted into digital signal, transfer to data processing module CC2530, is responsible for carrying out process to signal sends by CC2530.Energy supply module is battery, and node power part uses two joint AA batteries, by a voltage conversion chip MCP1259, photovoltaic conversion is become 3.3V.Long in order to make System production time continue, node enters park mode fast usually when idle, and its peripheral module enters dormant state, or power management section is not powered to these peripheral modules.Coordinator node is responsible for transmitting-receiving and the process of data, forms primarily of CC2530 and some peripheral components, adopts USB to power or AC-powered.
Wherein, SHT10 is the integrated Temperature Humidity Sensor chip of a height, provides full numeral of demarcating to export.It adopts the CMOSens technology of patent, guarantees that product has high reliability and remarkable long-time stability.Sensor comprises capacitive character condensate hygrometric sensitive element, the temperature element made by gap material, and on the same chip, realizes seamless link with the A/D converter of 14 and serial interface circuit.
TC35 is the Xin-Dai radio communication gsm module that Siemeils company releases.Carry RS232 and comprise radio communication communication interface, machine communication can be connected with PC, single-chip microcomputer easily.TC35 module is primarily of GSM baseband processor, GSM radio-frequency module, supply module (ASIC), flash memory, ZIF connector, antennal interface six part composition.As the core of TC35, baseband processor mainly processes voice, data-signal in GSM terminal, and covers all analog-and digital-functions in cellular radio equipment.Under the prerequisite not needing additional hardware circuit, can support that FR, HR and EFR voice channel is encoded.
TC35 modular peripheral circuit is by IGT (Ignition) start-up circuit, SYNC(Synchronization as shown in Figure 4) indicator light circuit, SIM(Subscriber Identification Module) card circuit and serial interface circuit form.
Data processing module in native system adopts single-chip microcomputer, such as AT89S52, and its periphery circuit design specifically comprises: the design of the design of single-chip minimum system, the expansion of single-chip microcomputer storer, the expansion of Host μC serial interface and power circuit.
Minimum system: the system that namely under minimum external circuit condition, single-chip microcomputer can work alone, mainly comprises: power supply, clock circuit and reset circuit.
AT89S52 single-chip microcomputer inside has been integrated with the RAM of 256B, and the application system less for data volume is general enough.But for native system because data volume is comparatively large, so must outside growth data storer.The addressing space of AT89S52 external data memory is 64K, comprising the multi-functional portion of external, programmable, device addressing interior.As in the present system for 8253 and 8251 of serial ports expansion.
As shown in Figure 2, wireless communication module comprises short message receiving and sending system, and it comprises digital received and sent submodule, Single-chip Controlling submodule, terminal processes submodule; Data transmit-receive module adopts the TC35 communication module of Siemens, and single-chip microcomputer is responsible for data to read from internal memory, and data is sent by GSM network through gsm module (TC35), the transmission of Single-chip Controlling data, the also reception of control data.Here single-chip microcomputer internal memory is the terminal that data store temporarily and upload.Terminal processing module (PC) is responsible for the data received to process, and is stored in database by the result after process, for reading and inquiry.
In this system, the flow process of ZigBee home control network communication protocol terminal node as shown in Figure 5, starts, initiating hardware, initializers configure, and set up network, have judged whether that network node accesses, and give network node allocation address, carry out time-triggered protocol, software mainly realizes following functions:
(1) data acquisition function: gather the output signal of each sensor and carry out data analyzing stored.
(2) data display function: on LCD, the sensing data after acquisition process can be shown in real time.Each dissimilar sensor forms an independent node, temperature (DEG C), humidity (%RH) under liquid crystal display current environment.
(3) data-transformation facility: adopt the MODBUS agreement of standard to revise systematic parameter by host computer.
(4) with wireless module communication: the data that single-chip microcomputer will send are delivered to wireless module with specific baud rate by serial ports and sent.
As shown in Figure 6, main control singlechip forms RS232 circuit by the serial line interface that Intel8251A expands with MAX232 and communicates with upper PC.Adopt interrupt mode to exchange data by means of between the external interrupt mouth 0, Intel8251A of AT89S52 single-chip microcomputer and AT89S52 single board computer, external interrupt 0 is set as level triggering mode.Main control module single-chip microcomputer and GSM communication module carry out the transmission of data by first wife's serial line interface of single-chip microcomputer.Therebetween serial port is adopted to interrupt carrying out data transmission.It should be noted that single-chip microcomputer adopts inquiry mode by serial ports when gsm module sends data, this part program provides in subroutine mode, when carry out serial communication, can directly call.Serial port of single chip computer adopts interrupt mode when receiving the information sent from gsm module, and when system electrification or when resetting, scm software runs on master routine.This part comprises the initialization of single-chip microcomputer, the initialization of Intel8251A, the initialization of Intel8253.The initialization of single-chip microcomputer comprises setting storehouse, baud rate, interrupt mode, and opens serial ports interruption, external interrupt 0.The initialization of Intel825IA will beginning under it is in reset mode, and first writing mode control word, to determine communication mode, the data bits of transmission, verification mode etc., finally write command word.Intel8251A adopts asynchronous serial full-duplex communication mode, and Transmission bit rate is 9600bps, data length 8, no parity, 1 position of rest.
Embodiment 2
The difference of the present embodiment and embodiment one is, the data processing module in system adopts MCS-51 single-chip microcomputer.
There are serial received and the transmit buffer (SBUFF) of a full duplex in MCS-51 single-chip microcomputer inside, these two independently receive transmitter physically, namely can receive also can transmitting data, but reception buffer can not write to read only, and transmission buffer can only write and can not read, their address is 99H.Namely this communication port may be used for network service, can also realize serial asynchronous communication, can also form synchronous shift register and use.If add level translator on the input and output pin of serial port, the RS-232 interface of standard just can be formed easily.
Claims (7)
1., based on a storage environment monitoring system for wireless network, it is characterized in that:
Comprise wireless sensor node, for the collection of on-the-spot humiture data, and the data collected are sent to the radio node with routing function;
Several have the radio node of routing function, select best communication path, in a multi-hop fashion data are sent to network coordinator by other FFD node according to routing algorithm;
Network coordinator, is connected with PC, is used for collecting the data in whole network, and can send order and optimum configurations to sensor node, realizes the communication with terminal device node.
2. the storage environment monitoring system based on wireless network according to claim 1, is characterized in that: described network coordinator is connected by serial ports RS232 with PC.
3. the storage environment monitoring system based on wireless network according to claim 1, it is characterized in that: described wireless sensor node is connected in sequence by data acquisition module, data processing module, wireless communication module, energy supply module is powered to described data acquisition module, data processing module, wireless communication module.
4. the storage environment monitoring system based on wireless network according to claim 3, is characterized in that: described data acquisition module is digital sensor, or is analog sensor and A/D converter composition.
5. the storage environment monitoring system based on wireless network according to claim 4, is characterized in that: described digital sensor is Temperature Humidity Sensor.
6. the storage environment monitoring system based on wireless network according to claim 3, is characterized in that: described wireless communication module comprises short message receiving and sending system, and it comprises digital received and sent submodule, Single-chip Controlling submodule, terminal processes submodule; Single-chip microcomputer is responsible for data to read from internal memory, and data is sent by GSM network through digital received and sent submodule, the transmission of described Single-chip Controlling submodule control data and reception.
7. the storage environment monitoring system based on wireless network according to claim 1, is characterized in that: described network coordinator comprises gsm wireless communication module.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105676749A (en) * | 2016-03-23 | 2016-06-15 | 安徽京师方圆信息技术有限公司 | Control management device used for field data digital processing |
| CN105758446A (en) * | 2014-12-18 | 2016-07-13 | 镇江坤泉电子科技有限公司 | Warehousing environment monitoring system based on wireless network |
| CN106170020A (en) * | 2016-08-19 | 2016-11-30 | 北海市蕴芯电子科技有限公司 | A kind of Intelligent agricultural monitoring system based on Internet of Things |
-
2014
- 2014-12-18 CN CN201420801259.1U patent/CN204666186U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105758446A (en) * | 2014-12-18 | 2016-07-13 | 镇江坤泉电子科技有限公司 | Warehousing environment monitoring system based on wireless network |
| CN105676749A (en) * | 2016-03-23 | 2016-06-15 | 安徽京师方圆信息技术有限公司 | Control management device used for field data digital processing |
| CN106170020A (en) * | 2016-08-19 | 2016-11-30 | 北海市蕴芯电子科技有限公司 | A kind of Intelligent agricultural monitoring system based on Internet of Things |
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Granted publication date: 20150923 Termination date: 20171218 |