CN206627155U - A kind of wireless environment monitoring system - Google Patents
A kind of wireless environment monitoring system Download PDFInfo
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- CN206627155U CN206627155U CN201720301542.1U CN201720301542U CN206627155U CN 206627155 U CN206627155 U CN 206627155U CN 201720301542 U CN201720301542 U CN 201720301542U CN 206627155 U CN206627155 U CN 206627155U
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- environment monitoring
- host computer
- monitoring system
- wireless environment
- telegon
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Abstract
The utility model discloses a kind of wireless environment monitoring system, belong to monitoring technical field, it includes ZigBee cordless communication networks, host computer procedure and Android APP, the hardware facility of the ZigBee cordless communication networks includes telegon and multiple terminal nodes with telegon UNICOM, and the terminal node is connected with environment monitoring sensor, LED display module respectively by drive circuit；The telegon is communicated by USB serial communication modes with host computer；The host computer procedure realizes the communication between Android APP using the Socket communication technologys.The utility model can be tracked to environmental factors such as different time, the temperature of anywhere, humidity and pernicious gases；With cost is cheap, configuration is convenient, it is real-time, reliable and stable to monitor, is easy to various features and the application values such as expansion；And remote monitoring easily can be carried out to environmental factor by Android smartphone, it disclosure satisfy that the growing concern and demand to environmental quality of people.
Description
Technical field
Monitoring technical field is the utility model is related to, is specifically related to that a kind of cost is cheap, the convenient wireless environment of configuration
Monitoring system.
Background technology
As people are for the growing interest of environment, the scope involved by environmental science is more and more wider.In daily life
It is frequently necessary to the various factors to environment（Including temperature, humidity and pernicious gas etc.）Detected, controlled.By tradition side
The initial data of formula collection environmental monitoring is a highly difficult job.Traditional data acquisition system centered on microprocessor
System, often takes the mode of wire transmission to carry out on-site data gathering.Wiring complexity, laying be present in traditional data collecting system
The problems such as circuit is limited, stability is poor, sensitivity is low.
Wireless sensor network（WSN）Provided conveniently for the acquisition of various complex environment factor datas.Applied to environment
The sensor network of monitoring, it is not required to replacing battery conveniently, cheaply, for a long time typically with configuration, need not send someone the excellent of on-site maintenance
Point.By intensive inserting knot, it is observed that the characteristics of microcosmic environmental factor changes and trend.In addition, WSN also by with
Monitoring of Quantity of disaster alarm, ecological monitoring and special object in natural environment etc..It is from being gathered with traditional data
Unite contrast technical standpoint from the point of view of, though wireless sensor network technically and or practicality on all possess traditional data
The incomparable advantage of acquisition system.Therefore, technology of wireless sensing network is applied to environmental science and environmental monitoring, has ten
Divide wide application prospect.
At this stage, grow up and popular popular short distance wireless data network technology be respectively WiFi, Bluetooth technology,
ZigBee, super-broadband tech (UWB) and near radio transmission (NFC) technology.Wherein, ZigBee technology be it is a kind of closely,
Low complex degree, low-power consumption, low rate, the bidirectional wireless communication technology of low cost.
At present, although there is the research that ZigBee cordless communication networks are united and applied in Android intelligent terminal in environmental monitoring
Occur, but its research not enough in-depth is specific, and clearly solution is not proposed for the problem of being difficult to be directly connected between the two
Certainly scheme.
Utility model content
1. technical problems to be solved
The technical problems to be solved in the utility model is to provide a kind of wireless environment monitoring system, and it deepens research
ZigBee cordless communication networks and application of the Android intelligent terminal in environmental monitoring system, it is specifically logical between proposition each several part
Letter mode, the environmental factors such as different time, the temperature of anywhere, humidity and pernicious gas can be tracked；With into
This is cheap, configuration is convenient, it is real-time, reliable and stable to monitor, is easy to various features and the application values such as expansion；And Android intelligence can be passed through
Energy mobile phone easily carries out remote monitoring to environmental factor, disclosure satisfy that the growing concern and need to environmental quality of people
Ask.
2. technical scheme
To solve the above problems, the utility model adopts the following technical scheme that：
A kind of wireless environment monitoring system, it includes ZigBee cordless communication networks, host computer procedure and Android
APP, the hardware facility of the ZigBee cordless communication networks include telegon and multiple terminal nodes with telegon UNICOM, institute
Terminal node is stated to be connected with environment monitoring sensor, LED display module respectively by drive circuit；The telegon passes through USB
Serial communication mode communicates with host computer；The host computer procedure using the Socket communication technologys realize with Android APP it
Between communication.
Further, the node module of the ZigBee is using CC2530 chips as core.
Further, the topological structure of the ZigBee is star network topology.
Specifically, the environment monitoring sensor includes Temperature Humidity Sensor and gas sensor, the LED display module
Including LED display and LED.
Further, the Temperature Humidity Sensor uses DHT11 digital hygro sensors, and the gas sensor uses
MQ-2 gas sensors, the LED display use OLED display screen.
Further, the drive circuit of the LED uses the HV9910B chips dimmed by PWM, for controlling LED
Light intensity.Pulse width modulation (PWM) signal is converted into accurately constant current, so as to drive high-capacity LED lamp.
Specifically, the host computer is PC.Host computer（System server）For messaging parameters such as message transmission rates
Requirement it is not high, can be replaced using PC.
Further, the host computer realizes the communication with telegon by the connection of short distance USB data line.
Further, the host computer procedure passes through WIFI network realization and Android based on the Socket communication technologys
APP two-way communication.
3. beneficial effect
（1）The utility model uses ZigBee Wireless Networks, at the same merge the socket network communications technologys and
Android terminal application programming technology, realize by ZigBee cordless communication networks, host computer procedure and Android APP
Three parts form and the environmental monitoring system of fusion.Can be to different time, the temperature of anywhere, humidity and pernicious gas etc.
Environmental factor is tracked；With the various features such as cost is cheap, configuration is convenient, it is real-time, reliable and stable to monitor, is easy to expand and
Application value；And remote monitoring easily can be carried out to environmental factor by Android smartphone, it disclosure satisfy that people increasingly increase
Long concern and demand to environmental quality.
（2）The utility model realizes Android intelligent terminal to wireless environment monitoring system using PC as host computer
Control, avoid Zigbee protocol it is different from ICP/IP protocol and be difficult to fusion the problem of；It is meanwhile straight using USB data line
The telegon of host computer and ZigBee cordless communication networks is connect in succession, and host computer can not only be realized to ZigBee cordless communication networks
Control function, it is upper that the communication of host computer and ZigBee wireless networks realizes that accessible, wired serial communication can be realized
All control functions of machine；And development amount is moderate.
（3）The APP of Android terminal needs actively to be attached with server upon actuation, not only to be sent out to server
Go out control instruction, will also being capable of the environmental monitoring information sent of the reception server.That is between intelligent terminal and server
What is carried out is two-way communication, so the communication based on TPC/IP communication protocols is realized using the Socket communication technologys.
Brief description of the drawings
The hardware that Fig. 1 is provided system by the utility model forms figure；
Fig. 2 is the decompression constant current LED drive circuit figure based on HV9910B；
Fig. 3 is the resource allocation circuit figure of CC2530 I/O mouths；
Fig. 4 is ZigBee star network topology figure.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
Embodiment
A kind of wireless environment monitoring system, it includes ZigBee cordless communication networks, host computer procedure and Android
APP。
The hardware of the system is formed as shown in figure 1, the hardware facility of the ZigBee cordless communication networks includes telegon
And multiple terminal nodes with telegon UNICOM, the terminal node by drive circuit respectively with environment monitoring sensor, LED
Display module connects；The telegon is communicated by USB serial communication modes with host computer.
In order to realize the two-way communication between host computer and Android APP, the host computer procedure is led to using Socket
Letter technology realizes the communication between Android APP.
1. the specific setting of the environment monitoring sensor of terminal node connection
In the present embodiment, the environment monitoring sensor includes Temperature Humidity Sensor and gas sensor；The LED shows
Show that module includes LED display and LED.Specifically, the Temperature Humidity Sensor uses DHT11 digital hygro sensors,
The gas sensor uses MQ-2 gas sensors, and the LED display uses OLED display screen.
In the present embodiment, the drive circuit of the LED uses the HV9910B chips dimmed by PWM, for controlling
The light intensity of LED.Pulse width modulation (PWM) signal can be converted to accurately constant current, so as to drive high-capacity LED lamp.
Decompression constant-current LED driving based on HV9910B, its circuit are as shown in Figure 2.The course of work and principle are as follows：
8~30V DC voltage is selected in input, and positive pole is connected to HV9910B VIN pins, and input voltage passes through electric capacity C2
Filtering.FET IRFL014 plays a part of switch：When it is opened, input current through overload highlight LED, inductance L1,
Switching tube IRFL014, detection resistance R1 are flowed into ground.In this process, inductance constantly storage energy and electric current is linear
Rise, the voltage on detection resistance R1 also and then constantly rises；When the voltage on R1 reaches the detection electricity of HV9910B CS pins
During pressure, switching tube IRFL014 is closed.It is electric because inductance L1 has the function that to hinder curent change when IRFL014 is closed
The electric current of sense continues through fly-wheel diode MURS240T3 as load LED power supplies, and inductive current is from peak linear during this
Decline.Can with it is concluded that：Output current is the average value of inductive current.
The specific setting of 2.ZigBee cordless communication networks
In the present embodiment, the node module of the ZigBee is using CC2530 chips as core.CC2530 chips be exactly to
The chip of Internet of Things design, power consumption is extremely low, and price is also relatively low, and the data on Internet of Things exploitation is with respect to more.
For CC2530 chips, I/O mouths are important internal resources, how reasonable distribution and to ensure various sensors
Or the normal operation of drive circuit, it is the emphasis that hardware is researched and developed.As shown in figure 3, the present embodiment is using P0.6 as gas sensor
Input pin, it is defined as " common I/O " and " input "；P0.7 is the input and output pin of Temperature Humidity Sensor, is defined as " general
I/O”；P1.0 is the PWM ripple output pins of driving LED brightness, is defined as " common I/O " and " output "；P1.2 and P1.3
For " clock " and " data " pin of OLED display screen, CC2530 and OLED communication are realized by IIC modes.
In the present embodiment, the topological structure of the ZigBee is star network topology, as shown in Figure 4.Its structure
Simply, networking is easy, easy to control, is easily managed, and network delay is few, and the bit error rate is low.It should be noted that：Contain road in Fig. 4
By device, router can forward data, play a part of route；Can also transceiving data, used as back end；Router
The responsibility for keeping network unimpeded is born, the node distribution address added after being.But due in the present embodiment terminal node compared with
Less and star topology is used, so the design is without router.But do not represent and never use, it is envisaged that if originally set
Terminal node in a large amount of extension ZigBee-networks of meter, then the effect of router is with regard to very important.
3. the specific setting of host computer and Android APP
The problem of being difficult to fusion in order to avoid Zigbee protocol is different from ICP/IP protocol, and in view of implementing, controlling
Deng difficulty problem, the host computer is PC.So that the management of system and monitoring function greatly enhance.
Because ZigBee-network is originally wireless, telegon and terminal node natively possess the excellent of radio communication
Point, it is not necessary that expend resource and manpower again, the connection of server and telegon is realized by GPRS telecommunication techniques.Therefore
And the host computer realizes the communication with telegon by the connection of short distance USB data line.
Intelligent terminal（Mobile phone）APP designs based on android system, not only can be with server in same LAN
It is interior to be communicated by wireless WIFI, communication at a distance can also be carried out by mobile communication public network, i.e. GPRS's is long-range logical
Letter mode.Both communication means can use the Socket communication technologys, according to the real-time data of TCP/IP communication protocol realization
Collection or instruction control.In the present embodiment, the host computer procedure is realized based on the Socket communication technologys by WIFI network
With Android APP two-way communication.
4. operation principle
The operation principle of above-mentioned environmental monitoring system is：ZigBee cordless communication networks are used for receiving environment monitoring parameters,
It is converted into analog information and sends host computer to；Host computer is used for receiving and storing the letter that the transmission of ZigBee cordless communication networks comes
Breath, can also communicate information to corresponding Android APP；Operating personnel are by the Android APP on smart mobile phone from upper
Relevant information is retrieved for examination in the machine of position, and assigns inquiry, control command；Host computer again sends Android APP order to
ZigBee cordless communication networks, ZigBee cordless communication networks control environment monitoring device perform order.
The inner workings of the ZigBee cordless communication networks are：Telegon plays tissue, management network and hair number
The effect of order is applied, when there is new node addition in network, it can be that new node distributes address；If terminal node receives coordination
The order of device, then handled according to querying command or control command --- by various sensors（Mainly there is Temperature Humidity Sensor
And gas sensor）The data of measurement are sent to telegon；Control LED display is shown；Or output PWM ripples are to driving electricity
Road, adjust the brightness of LED lamplight.
Those of ordinary skill in the art is it should be appreciated that the embodiment of the above is intended merely to illustrate that this practicality is new
Type, and be not used as to restriction of the present utility model, as long as in spirit of the present utility model, to described above
Change, the modification of embodiment will all fall in right of the present utility model.
Claims (9)
- A kind of 1. wireless environment monitoring system, it is characterised in that it include ZigBee cordless communication networks, host computer procedure and Android APP, the hardware facility of the ZigBee cordless communication networks include telegon and multiple ends with telegon UNICOM End node, the terminal node are connected with environment monitoring sensor, LED display module respectively by drive circuit；The coordination Device is communicated by USB serial communication modes with host computer；The host computer procedure using the Socket communication technologys realize with Communication between Android APP.
- A kind of 2. wireless environment monitoring system according to claim 1, it is characterised in that the node module of the ZigBee Using CC2530 chips as core.
- A kind of 3. wireless environment monitoring system according to claim 2, it is characterised in that the topological structure of the ZigBee For star network topology.
- A kind of 4. wireless environment monitoring system according to claim 1, it is characterised in that the environment monitoring sensor bag Temperature Humidity Sensor and gas sensor are included, the LED display module includes LED display and LED.
- 5. a kind of wireless environment monitoring system according to claim 4, it is characterised in that the Temperature Humidity Sensor uses DHT11 digital hygro sensors, the gas sensor use MQ-2 gas sensors, and the LED display uses OLED Display screen.
- A kind of 6. wireless environment monitoring system according to claim 4, it is characterised in that the drive circuit of the LED Using the HV9910B chips dimmed by PWM, for controlling the light intensity of LED.
- 7. a kind of wireless environment monitoring system according to claim 1, it is characterised in that the host computer is PC.
- 8. a kind of wireless environment monitoring system according to claim 7, it is characterised in that the host computer passes through short distance The communication with telegon is realized in USB data line connection.
- 9. a kind of wireless environment monitoring system according to claim 7, it is characterised in that the host computer procedure is based on The Socket communication technologys realize the two-way communication with Android APP by WIFI network.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720301542.1U CN206627155U (en) | 2017-03-27 | 2017-03-27 | A kind of wireless environment monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720301542.1U CN206627155U (en) | 2017-03-27 | 2017-03-27 | A kind of wireless environment monitoring system |
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| Publication Number | Publication Date |
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| CN206627155U true CN206627155U (en) | 2017-11-10 |
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| CN201720301542.1U Expired - Fee Related CN206627155U (en) | 2017-03-27 | 2017-03-27 | A kind of wireless environment monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108513277A (en) * | 2018-05-29 | 2018-09-07 | 无锡厚发自动化设备有限公司 | A kind of real time environment monitoring system |
| CN109239267A (en) * | 2018-09-17 | 2019-01-18 | 青岛海尔科技有限公司 | A kind of gas content detection method and system |
-
2017
- 2017-03-27 CN CN201720301542.1U patent/CN206627155U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108513277A (en) * | 2018-05-29 | 2018-09-07 | 无锡厚发自动化设备有限公司 | A kind of real time environment monitoring system |
| CN109239267A (en) * | 2018-09-17 | 2019-01-18 | 青岛海尔科技有限公司 | A kind of gas content detection method and system |
| CN109239267B (en) * | 2018-09-17 | 2022-07-05 | 青岛海尔科技有限公司 | Gas content detection method and system |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171110 Termination date: 20180327 |