CN204269515U - A kind of hand-held haze monitor - Google Patents
A kind of hand-held haze monitor Download PDFInfo
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- CN204269515U CN204269515U CN201420757013.9U CN201420757013U CN204269515U CN 204269515 U CN204269515 U CN 204269515U CN 201420757013 U CN201420757013 U CN 201420757013U CN 204269515 U CN204269515 U CN 204269515U
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Abstract
A kind of hand-held haze monitor, it mainly comprises body, antenna and PCB mainboard, PCB mainboard is by embedded intelligence processor module, haze (PM2.5) monitoring modular, temperature-humidity monitoring module, operation keyboard module, liquid crystal display module, long distance wireless data transmission blocks, power module is formed; It solve the shortcoming that traditional environment monitoring equipment is expensive, use is inconvenient, popularity rate is not high, product cannot be promoted; Extensively be suitable for the monitoring of various surrounding enviroment to use, the environmental monitoring among a small circle such as all kinds of farm of particularly suitable, campus, community, hospital uses.
Description
Technical field
The utility model relates to a kind of hand-held haze monitor.
Background technology
The environmental problems such as haze, environmental pollution, global air temperature warming more and more receive the concern of people; Many to the equipment of environmental monitoring at present, but the large-scale monitoring equipment that Dou Shi government weather department uses, not only expensive, and operation is also very inconvenient, only has very professional personnel to use; Therefore, although people are very high to the degree of concern of environment, and environment supervision instrument popularity rate is very low, and current environment monitor is not suitable among a small circle completely, as the occasions such as farm, campus, community, hospital use.
Summary of the invention
For above-mentioned situation, the purpose of this utility model is to provide a kind of hand-held haze monitor and remote real time monitoring terminal, can meet the demand of people to environmental monitoring, again powerful, low price, easy to use; And product input cost is low, is easy to penetration and promotion.
To achieve these goals, a kind of hand-held haze monitor, it mainly comprises body, antenna and PCB mainboard, and described PCB mainboard is made up of embedded intelligence processor module, haze (PM2.5) monitoring modular, temperature-humidity monitoring module, operation keyboard module, liquid crystal display module, long distance wireless data transmission blocks, real-time clock module, power module.
In order to realize structure, effect optimization, its further step is: antenna is fixed on the top of body and is connected with the long distance wireless data transmission blocks on PCB mainboard; Power module is lithium battery and is connected with embedded intelligence processor module; Haze (PM2.5) monitoring modular, temperature-humidity monitoring module, operation keyboard module, liquid crystal display module, real-time clock module, long distance wireless data transmission blocks are connected separately with embedded intelligence processor module respectively and are fixed on PCB mainboard; Body is provided with temperature and humidity measurement air-inlet grille and air-inlet grille monitored by haze (PM2.5); Operation keyboard module is provided with " adding ", " menu ", " subtracting ", " movement " four buttons.
The utility model also provides a kind of remote real time monitoring terminal, and it comprises and being made up of long distance wireless data reception module, data processing module, computer and Real-Time Monitoring software for display.
A kind of hand-held haze of the utility model monitor, it mainly comprises body, antenna and PCB mainboard, the technical scheme that described PCB mainboard is made up of embedded intelligence processor module, haze (PM2.5) monitoring modular, temperature-humidity monitoring module, operation keyboard module, liquid crystal display module, real-time clock module, long distance wireless data transmission blocks, power module; It solve the shortcoming that traditional environment monitoring equipment is expensive, use is inconvenient, popularity rate is not high, product cannot be promoted.
The beneficial effect that the utility model is produced compared to existing technology:
I, kernel control module of the present utility model adopts the embedded intelligence processor of high-performance, high reliability, low cost, small size, and whole design has higher intelligence degree and reliability;
II, the utility model adopts high-precision haze (PM2.5) monitoring sensor, effectively can detect 1 μ (10
-6) dust granules of more than m, there is higher precision and sensitivity;
III, the utility model adopts the temperature-humidity monitoring sensor of high reliability, and Monitoring Data is reliable and stable;
IV, the utility model adopts modular design, and volume is very little, and whole instrument only has 4 to control button, very easy to use; The cost control of whole product is low, reasonable price, and commercial promise is considerable;
V, Monitoring Data of the present utility model not only can by on-the-spot display in real time, can also by the mode of Wireless Data Transmission, carries out showing, analyzes, stores, have analysis and the hold function of data in remote computer terminal;
VI, the utility model is skillfully constructed, compact conformation, scientific and reasonable, and comprehensive function is many; Effectively can monitor the environmental data of periphery and provide reference and foundation for productive life, there is stronger practical value and market popularization value.
The utility model is extensively suitable for the monitoring of various surrounding enviroment and uses, and the environmental monitoring among a small circle such as all kinds of farm of particularly suitable, campus, community, hospital uses.
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the utility model hardware design block diagram.
Fig. 3 is remote real time monitoring terminal schematic diagram.
Fig. 4 is the utility model working procedure FB(flow block).
Fig. 5 is the utility model power module schematic diagram.
In figure: 1, body, 2, antenna, 3, PCB mainboard, 4, LCD MODULE, 5, embedded intelligence processor module, 6, operation keyboard module, 61, " add " button, 62, " menu " button, 63, " subtract " button, 64, " movement " button, 7, power module, 8, temperature-humidity monitoring module, 9, haze (PM2.5) monitoring modular, 10, temperature and humidity measurement air-inlet grille, 11, air-inlet grille monitored by haze (PM2.5), 12, long distance wireless data reception module, 13, data processing module, 14, computer, 15, Real-Time Monitoring software for display.
Embodiment
With reference to accompanying drawing, the utility model is achieved in that a kind of hand-held haze monitor, it is characterized in that it mainly comprises body 1, antenna 2 and PCB mainboard 3, described PCB mainboard 3 is made up of embedded intelligence processor module 5, haze (PM2.5) monitoring modular 9, temperature-humidity monitoring module 8, operation keyboard module 6, LCD MODULE 4, long distance wireless data transmission blocks, real-time clock module, power module 7.
As shown in Figure 1, antenna 2 of the present utility model is fixed on the top of body 1 and is connected with the long distance wireless data transmission blocks on PCB mainboard 3; Power module 7 is lithium battery and is connected with embedded intelligence processor module 5; Haze (PM2.5) monitoring modular 9, temperature-humidity monitoring module 8, operation keyboard module 6, LCD MODULE 4, real-time clock module, long distance wireless data transmission blocks are connected separately with embedded intelligence processor module 5 respectively and are fixed on PCB mainboard 3; Body 1 is provided with temperature and humidity measurement air-inlet grille 10 and air-inlet grille 11 monitored by haze (PM2.5); Operation keyboard module is provided with " adding " button 61, " menu " button 62, " subtracting " button 63, " movement " button 64 4 buttons; Button only just can be used when regulation time, if monitor needs regulation time, then first by " menu " button 62, entry time arranges interface, then can switch between the three of hour, minute, second by " movement " button 64, finally by " adding " button 61 or " subtracting " button 63, adjust accordingly.
As shown in Figure 3, remote real time monitoring terminal forms primarily of long distance wireless data reception module 12, data processing module 13, computer 14 and Real-Time Monitoring software for display 15; Long distance wireless data reception module 12 can receive the remote environment-monitoring data within the scope of 500-1000 rice, and be transferred to data processing module 13 and carry out Data Analysis Services, and on computer 14, carry out data by Real-Time Monitoring software for display 15 show in real time and complete data storage function.
As shown in Figure 4, workflow of the present utility model is: first switch on power, after through operation keyboard module 6 setup times, also confirmation starts, temperature-humidity monitoring module 8, haze (PM2.5) monitoring modular 9 start image data by air-inlet grille, then embedded intelligence processor 5 carries out data processing to the Monitoring Data collected, simulating signal is converted to digital signal, and carries out the series of computation such as digital filtering, data transformation; Finally by conversion after data and real-time time under embedded intelligence processor 5 controls, deliver to LCD MODULE 4 and long distance wireless data transmission blocks, carry out realtime curve and long distance wireless data transmission; In the process of whole monitoring, if there is button to press, then performs corresponding button adjustment programme, if do not have button to press, then directly return, re-start the monitoring of environmental data; Whole observation process is the structure of an infinite loop, ensures that the change of all environmental datas to external world has response promptly and accurately.
As shown in Figure 5, power module 7 comprises lithium battery and power supply adaptor, host circuit needs two kinds of supply voltages, wherein, embedded intelligence processor module 5, temperature-humidity monitoring module 8, operation keyboard module 6, LCD MODULE 4, haze (PM2.5) monitoring modular 9 etc. adopt DC 5 volts of power voltage supplies, and long distance wireless data transmission blocks adopts DC 3.3 volts of power voltage supplies; Therefore, the DC that lithium battery exports 7.4 volts of voltages need to be converted to DC 3.3 volts and DC 5 volts respectively through DC-DC voltage transformation module 1 and DC-DC voltage transformation module 2, then are connected with long distance wireless data transmission blocks, embedded intelligence processor module 5 and other modules respectively; The charging of lithium battery is managed by lithium cell charging administration module, when lithium battery does not have electric time, connect power source adapter and 220 volts of voltages, by lithium cell charging administration module, lithium battery is charged, after electric quantity of lithium battery is full of, lithium cell charging administration module cuts off charging current automatically, in order to avoid over-charge of lithium battery and damaging.
Embedded intelligence processor module 5 of the present utility model comprises employing low cost, low-power consumption, high performance flush bonding processor STM32F103CBT6, and uses the RISC kernel of high performance ARM Cortex-M3 32, and frequency of operation can reach 72MHz; Be widely used in motor to drive and control, medical treatment and portable equipment, PC game peripheral and GPS platform.
Haze of the present utility model (PM2.5) monitoring modular 9 comprises GP2Y1010AU0F haze, the dust granules sensor of Japanese SHARP company; This sensor adopts particle counting principle, can the particle of Sensitive Detection diameter more than 1 μm, and internal heater can realize automatically sucking air; And adopt direct current 5 volts of power voltage supplies, when stablizing in after plugging in 1 second, run normally, by particle counting principle, calculate the concentration of dust in air, and export with the form of DC voltage.Dust granule in air is more, and the voltage of output is higher, and the formula of calculating is as follows: output voltage values=dust concentration (mg/m
3) ÷ 10 × K (V/0.1mg/m
3output voltage (wherein K is sensor check-up inducing degree) during)+dustless, the voltage exported is simulating signal, through the analog-to-digital converting module of flush bonding processor, be digital signal by analog-signal transitions, the voltage levels that flush bonding processor exports according to sensor, can calculate the concentration of dust in air.
Temperature-humidity monitoring module 8 of the present utility model comprises employing DHT11 digital hygro sensor, it is a humiture compound sensor containing calibrating digital signal output, the digital module acquisition technique of its application specific and temperature and humidity sensing technology, guarantee that product has high reliability and remarkable long-time stability; Sensor comprises a resistance-type sense and to wet element and a NTC temperature element; This product has that quality brilliance, super fast response, antijamming capability are strong, cost performance pole advantages of higher; Each DHT11 sensor is calibrated in very accurate humidity verification room, and calibration factor exists in OTP internal memory with the form of program, and sensor internal will call these calibration factors in the processing procedure detecting model; This sensor adopts Single Wire Bus Technology, only needs a bus to be connected with embedded intelligence processor, makes the system integration become fast simple and easy.Extra small volume, extremely low power consumption, become to the optimal selection of class application application scenario the harshest even; The power supply voltage range 3.3-5.5V DC of this sensor, moisture measurement scope 20-90%RH, measuring accuracy ± 5%RH, temperature measurement range 0-50 DEG C, measuring accuracy ± 1 DEG C; Output signal is for digital signal, and embedded intelligence processor directly can read sampled data and to go forward side by side row relax.
Real-time clock module of the present utility model comprises employing DS1302 digital dock as kernel control chip, DS1302 be DALLAS company of the U.S. release a kind of high-performance, low-power consumption, band RAM real time clock circuit, it can to year, month, day, Sunday, time, minute, second carries out timing, have leap year compensate function, operating voltage is 2.5V ~ 5.5V; This chip adopts three-wire interface and embedded intelligence processor to carry out synchronous communication, and burst mode can be adopted once to transmit clock signal or the RAM data of multiple byte; The signal exported is digital signal, directly can be embedded into formula intelligent processor and carry out data processing.
LCD MODULE 4 of the present utility model comprises and adopts LCD liquid crystal display, and concrete model is DV12864, can Display of Chinese characters, numeral, letter and other figures; This display screen and flush bonding processor adopt Parallel Interface Communication, and the data such as the temperature that flush bonding processor collects, humidity, haze and time, after inter-process, are presented on liquid crystal display.
Long distance wireless data of the present utility model send (reception) module section and comprise employing NRF905 wireless communication module, and nRF905 adopts the VLSI ShockBurst technology of Nordic company of Norway; ShockBurst technology enables nRF905 provide the transmission of data at a high speed, and does not need expensive high speed MCU to cover to carry out data processing/clock; By being put in chip by the igh-speed wire-rod production line relevant with RF agreement, nRF905 is supplied to microcontroller SPI interface of application, and the interface rate that speed is set by microcontroller oneself determines; NRF905 can be RX pattern (reception) and TX pattern (transmitting) by software design patterns, in communication process, as long as arrange correct transmitting address and receiver address, after matching addresses, can complete the wireless transmission of data; NRF905 reduces average current consumption in the application by ShockBurst mode of operation reduces digital application part speed when RF connects with maximum rate; In ShockBurst RX pattern, matching addresses AM and data ready DR signal notify that MCU effective address and packet finish receiving separately; In ShockBurst TX pattern, nRF905 produces lead code and CRC check code automatically, and the transmission of data ready DR signal notice MCU data completes.
Remote computer monitoring terminal comprises employing LabVIEW development environment and carries out programming development; LabVIEW(Laboratory Virtual Instrument Engineering Workbench) be that a kind of icon replaces line of text to create the graphical programming language of application program; It widely by industry member, academia and research laboratory accept, be considered as data acquisition and the instrument control software of a standard; LabVIEW is integrated with the repertoire with the hardware and data collecting card communication that meet GPIB, VXI, RS-232 and RS-485 agreement; It is also built-in is convenient to the built-in function applying the software standards such as TCP/IP, ActiveX; This is a powerful and software flexibly; Utilize it can set up the virtual instrument of oneself easily, its patterned interface makes programming and use procedure all vivid and interestings.
Claims (3)
1. a hand-held haze monitor, it is characterized in that it mainly comprises body, antenna and PCB mainboard, described PCB mainboard is made up of embedded intelligence processor module, haze PM2.5 monitoring modular, temperature-humidity monitoring module, operation keyboard module, LCD MODULE, long distance wireless data transmission blocks, real-time clock module, power module; Described antenna is fixed on the top of body and is connected with the long distance wireless data transmission blocks on PCB mainboard; Described power module is lithium battery and is connected with embedded intelligence processor module; Described haze PM2.5 monitoring modular, temperature-humidity monitoring module, operation keyboard module, LCD MODULE, real-time clock module, long distance wireless data transmission blocks are connected separately with embedded intelligence processor module respectively and are fixed on PCB mainboard.
2. a kind of hand-held haze monitor according to claim 1, is characterized in that described body is provided with temperature and humidity measurement air-inlet grille and haze monitoring air-inlet grille.
3. a kind of hand-held haze monitor according to claim 1, is characterized in that described operation keyboard module is provided with " adding ", " menu ", " subtracting ", " movement " four buttons.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420757013.9U CN204269515U (en) | 2014-12-07 | 2014-12-07 | A kind of hand-held haze monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420757013.9U CN204269515U (en) | 2014-12-07 | 2014-12-07 | A kind of hand-held haze monitor |
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| Publication Number | Publication Date |
|---|---|
| CN204269515U true CN204269515U (en) | 2015-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420757013.9U Expired - Fee Related CN204269515U (en) | 2014-12-07 | 2014-12-07 | A kind of hand-held haze monitor |
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| CN (1) | CN204269515U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132163A (en) * | 2016-02-29 | 2017-09-05 | 王腊俊 | A kind of haze detector with gas sensor array |
-
2014
- 2014-12-07 CN CN201420757013.9U patent/CN204269515U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107132163A (en) * | 2016-02-29 | 2017-09-05 | 王腊俊 | A kind of haze detector with gas sensor array |
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Legal Events
| 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: 20150415 Termination date: 20171207 |
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| CF01 | Termination of patent right due to non-payment of annual fee |