CN103558352A - Portable water quality analyzer based on mobile terminal - Google Patents
Portable water quality analyzer based on mobile terminal Download PDFInfo
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- CN103558352A CN103558352A CN201310531380.7A CN201310531380A CN103558352A CN 103558352 A CN103558352 A CN 103558352A CN 201310531380 A CN201310531380 A CN 201310531380A CN 103558352 A CN103558352 A CN 103558352A
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Abstract
The invention discloses a mobile terminal and an independent intelligent data acquisition module. The intelligent data acquisition module comprises a sensor, an analog to digital (A/D) conversion module, a processor and a wireless transmission module, wherein the output end of the sensor is connected with the input end of the processor through the A/D conversion module; the output end of the processor is connected with the wireless transmission module. A power supply supplies power to the intelligent data acquisition module; the intelligent data acquisition module wirelessly communicates with the mobile terminal; data information of the intelligent data acquisition module can be received by using a wireless network module in a mobile terminal device; data is processed and analyzed through a microprocessor, and then a result is stored and displayed through the mobile terminal and is wirelessly transmitted to a monitoring center finally. Due to the adoption of an independent packaging structure, the intelligent data acquisition module facilitates targeted detection of all indicators for water quality, thus being convenient to use; meanwhile, the mobile terminal is small in size, high in signal strength and convenient to carry, so that the labor intensity of an operator is effectively reduced, and the working efficiency is improved.
Description
Technical field
The present invention relates to water quality monitoring instrument fields of measurement, relate in particular to a kind of Portable water-quality analysis instrument based on mobile terminal for water quality measurement.
Background technology
In recent years, Water Test Kits has been widely used in the fields such as the hydrology, environmental protection, is one of important means of real-time detection, monitoring, has greatly improved detection efficiency and automatization level.In general, existing Portable water-quality analysis instrument consists of the following components: data acquisition unit, data processing unit, data transmit-receive unit and power supply unit.The data processing unit of Portable water-quality analysis instrument is generally non-standard equipment, with the interface of data acquisition unit be also specific, therefore, can only detect a certain specific water-quality guideline, affected the extendability of equipment; Data processing, analysis are carried out in the wild, and analysis project is few, but need to process in time fast, because field signal intensity is lower, sometimes can not send in time, affect data analysis; And the popularization that non-standard equipment development cost is high, development difficulty has also restricted Portable water-quality analysis instrument.Meanwhile, independent data transmit-receive unit and independent power supply unit have also affected its portability; So existing Portable water-quality analysis instrument is very inconvenient for the detection at outdoor water quality scene.
Summary of the invention
The object of this invention is to provide a kind of Portable water-quality analysis instrument based on mobile terminal, can utilize mobile terminal to complete data processing, replace original bulky equipment, reduce weight of equipment, be easy to carry.
The technical solution used in the present invention is:
A kind of Portable water-quality analysis instrument based on mobile terminal, comprise mobile terminal and intelligent data sampling module independently, intelligent data sampling module comprises sensor, A/D modular converter, processor, wireless transport module, the output terminal of sensor connects the input end of processor by A/D modular converter, the output terminal of processor connects wireless transport module, and power supply is intelligent data sampling module power supply; Intelligent data sampling module and mobile terminal radio communication.
Described mobile terminal comprises wireless network module, and wireless network module connects microprocessor, and microprocessor connects display and storer, and wireless network module connects monitoring center.
Described intelligent data sampling module adopts temperature intelligent data acquisition module, and the sensor in temperature intelligent data acquisition module adopts temperature sensor.
Described intelligent data sampling module adopts pH value intelligent data sampling module, and the sensor in pH value intelligent data sampling module adopts pH value sensor.
Described intelligent data sampling module adopts electric conductivity intelligent data acquisition module, and the sensor in electric conductivity intelligent data acquisition module adopts conductivity sensor.
Described intelligent data sampling module adopts dissolved oxygen intelligent data acquisition module, and the sensor in dissolved oxygen intelligent data acquisition module adopts dissolved oxygen sensor.
Described intelligent data sampling module adopts intelligent ammonia nitrogen data acquisition module, and the sensor in intelligent ammonia nitrogen data acquisition module adopts ammonia nitrogen sensor.
Described intelligent data sampling module adopts encapsulation waterproof construction.
The present invention utilizes the wireless network module in mobile terminal device, receives the data message of intelligent data sampling module, by microprocessor processes, analyze data, then by result by mobile terminal stores and demonstration, final wireless transmit is to monitoring center; Because intelligent data sampling module adopts independently encapsulating structure, be convenient to detect targetedly water quality indices, easy to use; Size of mobile terminals is little simultaneously, and signal is strong, is easy to carry, and effectively reduces staff's labour intensity, increases work efficiency.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present invention.
Embodiment
As shown in Figure 1, the present invention includes mobile terminal and intelligent data sampling module independently, mobile terminal and intelligent data sampling module wireless telecommunications, intelligent data sampling module adopts encapsulation waterproof construction, for gathering water quality parameter.Intelligent data sampling module comprises sensor, A/D modular converter, processor, wireless transport module, sensor adopts the temperature sensor of collecting temperature parameter, gather the pH value sensor of pH value parameter, gather the conductivity sensor of conductivity parameter, gather the dissolved oxygen sensor of dissolved oxygen DO parameter and the ammonia nitrogen sensor of collection ammonia nitrogen parameter, the output terminal of each sensor connects the input end of processor by A/D modular converter, A/D modular converter is converted to digital signal by the simulating signal of sensor collection, the output terminal of processor connects wireless transport module, power supply is intelligent data sampling module power supply.Mobile terminal comprises wireless network module, and wireless network module connects microprocessor, and microprocessor connects display and storer, and wireless network module receives the data message ，Bing Xiang monitoring center transmitting information of wireless transport module.
The present embodiment 1, comprise respectively two parts, a part comprises a plurality of independently intelligent data sampling modules, is respectively temperature intelligent data acquisition module, pH value intelligent data sampling module, electric conductivity intelligent data acquisition module, dissolved oxygen intelligent data acquisition module, intelligent ammonia nitrogen data acquisition module; Independently intelligent data sampling module is transferred to A/D converter by the useful signal collecting and carries out analog to digital conversion, data after conversion are transferred to processor by 16 potential difference sub data bus, and preprocessor is transferred to wireless transport module by the data after processing by spi bus, then by wireless transport module and wireless network module, upload the data to the microprocessor of mobile terminal, meanwhile, microprocessor can be transmitted to monitoring center by information by wireless network module.
Wherein, the PXA322 of processor adopting Marvell company, running frequency can reach 624MHz, and integrated storage unit controller, clock and power-supply controller of electric, spi bus controller etc.Temperature sensor adopts DS18B20 model, and measuring temperature range is-55 ℃---and+125 ℃, intrinsic thermometric resolution is 0.1 ℃.PH value sensor adopts PH combination electrode, determines the method for ion activity to be measured by measuring electromotive force.Conductivity sensor is added on electrode by producing the sine wave signal of high stability, and the electric current that flows through electrode is directly proportional in the conductivity of detected solution, then electric current is converted into voltage signal by high input impedance operational amplifier and samples.Dissolved oxygen sensor: by applying voltage at the chamber the two poles of the earth that are full of electrolytic solution by selectivity membrane sealed, the oxygen that makes to enter in chamber is ionized on negative electrode, discharge electronics and form electric current, and the oxygen amount that sees through film is directly proportional to the amount of oxygen in water, the size (being to be converted into voltage signal by impedance operational amplifier to sample equally) that detects electric current obtains the content of dissolved oxygen DO.Ammonia nitrogen sensor adopts Ammonia Gas Sensor Electrode Method, is greater than under 11 environment in pH value, and ammonium radical ion changes to ammonia, and ammonia shifts by the hydrophobic membrane of the quick electrode of ammonia, causes the variation of the electromotive force of the quick electrode of ammonia, and instrument goes out the concentration of ammonia nitrogen according to the measure of the change of electromotive force.A/D converter adopts LTC2208, and sample frequency can reach 130MHz, 16 bit data significance bits, and clock line and data line all adopt LVDS differential lines form, can effectively improve the anti-interference of signal.Wireless transport module can adopt WIFI module or bluetooth module, and WIFI module adopts the 88w8686 chip of Marvell company, is applicable to IEEE802.11a/g/b standard, and low-power consumption, low-voltage and integrated level are high, and maximum transmission rate can reach 54Mb/s; Bluetooth module adopts HC-05, can according to instruction, change easily principal and subordinate's property of module, and communication distance can reach 20m.Wireless network module can adopt GPRS or 3G network, is integrated on mobile terminal.
Mobile terminal arrives microprocessor by the data transmission receiving by wireless network module, display and storer, and the peripheral interface that wireless network module is microprocessor, can carry out data demonstration, stores and upload to monitoring center according to customer requirements.Wherein, storer is also responsible for the data processing software program of storage data processing function.Wherein, mobile terminal can adopt existing smart mobile phone based on Android system, the apple series mobile electronic product based on ios system, meanwhile, also can adopt the independent intelligent terminal of making.
When normal operation, by intelligent data sampling module, can detect in real time the indices of water quality, because adopting, intelligent data sampling module independently encapsulates waterproof construction, when needs detected temperatures, only need to be by temperature intelligent data acquisition module switch opens, put into the water that needs detection, the data that temperature sensor detected by the wireless transport module containing in intelligent data sampling module send to mobile terminal, utilize microprocessor that mobile terminal comprises by data processing, analyze, data processing software is installed in microprocessor, adopt Ec1ipse exploitation, utilize JAVA language compilation, the data of collection are depicted as to corresponding curve map, and can select as required to upload to monitoring center.
Because water quality monitoring needs to detect many indexes sometimes, so, only corresponding intelligent data sampling module need to be put into water, by mobile terminal analysis, processing, just can draw the situation of each index, can facilitate staff to check, clear, easily understand.
Claims (8)
1. the Portable water-quality analysis instrument based on mobile terminal, it is characterized in that: comprise mobile terminal and intelligent data sampling module independently, intelligent data sampling module comprises sensor, A/D modular converter, processor, wireless transport module, the output terminal of sensor connects the input end of processor by A/D modular converter, the output terminal of processor connects wireless transport module, and power supply is intelligent data sampling module power supply; Intelligent data sampling module and mobile terminal radio communication.
2. the Portable water-quality analysis instrument based on mobile terminal according to claim 1, it is characterized in that: described mobile terminal comprises wireless network module, wireless network module connects microprocessor, and microprocessor connects display and storer, and wireless network module connects monitoring center.
3. the Portable water-quality analysis instrument based on mobile terminal according to claim 1, is characterized in that: described intelligent data sampling module adopts temperature intelligent data acquisition module, and the sensor in temperature intelligent data acquisition module adopts temperature sensor.
4. the Portable water-quality analysis instrument based on mobile terminal according to claim 1, is characterized in that: described intelligent data sampling module adopts pH value intelligent data sampling module, and the sensor in pH value intelligent data sampling module adopts pH value sensor.
5. the Portable water-quality analysis instrument based on mobile terminal according to claim 1, it is characterized in that: described intelligent data sampling module adopts electric conductivity intelligent data acquisition module, the sensor in electric conductivity intelligent data acquisition module adopts conductivity sensor.
6. the Portable water-quality analysis instrument based on mobile terminal according to claim 1, it is characterized in that: described intelligent data sampling module adopts dissolved oxygen intelligent data acquisition module, the sensor in dissolved oxygen intelligent data acquisition module adopts dissolved oxygen sensor.
7. the Portable water-quality analysis instrument based on mobile terminal according to claim 1, is characterized in that: described intelligent data sampling module adopts intelligent ammonia nitrogen data acquisition module, and the sensor in intelligent ammonia nitrogen data acquisition module adopts ammonia nitrogen sensor.
8. according to the arbitrary described Portable water-quality analysis instrument based on mobile terminal of claim 1 to 7, it is characterized in that: described intelligent data sampling module adopts encapsulation waterproof construction.
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297324A (en) * | 2014-10-31 | 2015-01-21 | 中国科学院上海微系统与信息技术研究所 | Portable heavy metal ion detecting instrument and method based on Android |
| CN104316662A (en) * | 2014-10-16 | 2015-01-28 | 无锡港湾网络科技有限公司 | Heavy metal water source detection system |
| CN104407115A (en) * | 2014-12-19 | 2015-03-11 | 上海斐讯数据通信技术有限公司 | Method and system for detecting water quality by utilizing intelligent mobile terminal |
| CN104579849A (en) * | 2015-01-26 | 2015-04-29 | 华东师范大学 | Data analyzing and network monitoring integration system for OBS instrument |
| CN104579848A (en) * | 2015-01-26 | 2015-04-29 | 华东师范大学 | Data analyzing and network monitoring integration method for OBS instrument |
| CN104580508A (en) * | 2015-01-26 | 2015-04-29 | 华东师范大学 | Field station data transmission and integration system |
| CN104580507A (en) * | 2015-01-26 | 2015-04-29 | 华东师范大学 | Field station data transmission and integration method |
| CN104735223A (en) * | 2015-02-09 | 2015-06-24 | 刘畅 | Portable mobile phone liquid detector |
| CN104749335A (en) * | 2015-04-01 | 2015-07-01 | 佛山市美的清湖净水设备有限公司 | Water quality detection system, water quality detection device, mobile terminal and water quality detection method |
| CN106483053A (en) * | 2016-12-12 | 2017-03-08 | 中国建筑设计院有限公司 | Integrated backpack EMS |
| CN107121467A (en) * | 2017-04-11 | 2017-09-01 | 中国农业大学 | A kind of multi-parameter water quality detection means |
| CN107179387A (en) * | 2016-03-12 | 2017-09-19 | 上海罗素科技有限公司 | Portable, multiple parameter Water Test Kits based on bluetooth |
| CN111398542A (en) * | 2020-04-03 | 2020-07-10 | 长沙军民先进技术研究有限公司 | Wireless acquisition node and method based on water body environment monitoring |
| CN112399367A (en) * | 2020-11-06 | 2021-02-23 | 哈尔滨师范大学 | Anti-interference safety detection method for large-scale equipment structure |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104316662A (en) * | 2014-10-16 | 2015-01-28 | 无锡港湾网络科技有限公司 | Heavy metal water source detection system |
| CN104297324A (en) * | 2014-10-31 | 2015-01-21 | 中国科学院上海微系统与信息技术研究所 | Portable heavy metal ion detecting instrument and method based on Android |
| CN104407115A (en) * | 2014-12-19 | 2015-03-11 | 上海斐讯数据通信技术有限公司 | Method and system for detecting water quality by utilizing intelligent mobile terminal |
| CN104580507A (en) * | 2015-01-26 | 2015-04-29 | 华东师范大学 | Field station data transmission and integration method |
| CN104579848A (en) * | 2015-01-26 | 2015-04-29 | 华东师范大学 | Data analyzing and network monitoring integration method for OBS instrument |
| CN104580508A (en) * | 2015-01-26 | 2015-04-29 | 华东师范大学 | Field station data transmission and integration system |
| CN104579849A (en) * | 2015-01-26 | 2015-04-29 | 华东师范大学 | Data analyzing and network monitoring integration system for OBS instrument |
| CN104735223A (en) * | 2015-02-09 | 2015-06-24 | 刘畅 | Portable mobile phone liquid detector |
| CN104749335A (en) * | 2015-04-01 | 2015-07-01 | 佛山市美的清湖净水设备有限公司 | Water quality detection system, water quality detection device, mobile terminal and water quality detection method |
| CN107179387A (en) * | 2016-03-12 | 2017-09-19 | 上海罗素科技有限公司 | Portable, multiple parameter Water Test Kits based on bluetooth |
| CN106483053A (en) * | 2016-12-12 | 2017-03-08 | 中国建筑设计院有限公司 | Integrated backpack EMS |
| CN107121467A (en) * | 2017-04-11 | 2017-09-01 | 中国农业大学 | A kind of multi-parameter water quality detection means |
| CN111398542A (en) * | 2020-04-03 | 2020-07-10 | 长沙军民先进技术研究有限公司 | Wireless acquisition node and method based on water body environment monitoring |
| CN112399367A (en) * | 2020-11-06 | 2021-02-23 | 哈尔滨师范大学 | Anti-interference safety detection method for large-scale equipment structure |
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Application publication date: 20140205 |