CN213580569U - Miniature air quality detection device provided with constant-temperature heating device - Google Patents
Miniature air quality detection device provided with constant-temperature heating device Download PDFInfo
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- CN213580569U CN213580569U CN202022050722.1U CN202022050722U CN213580569U CN 213580569 U CN213580569 U CN 213580569U CN 202022050722 U CN202022050722 U CN 202022050722U CN 213580569 U CN213580569 U CN 213580569U
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Abstract
The utility model relates to a micro air quality detection device provided with a constant temperature heating device, which comprises a detector shell; the detector shell is provided with an air inlet channel and an exhaust channel; an air sensor is arranged in the detector shell, and a PM2.5 air sensor is arranged in the PM2.5 air sensor shell; the PM10 air sensor is arranged in the PM10 air sensor shell; the PM2.5 air sensor shell and the PM10 air sensor shell are connected with the heating cavity through connecting pipes; outside air enters the heating cavity after entering the detector shell under the action of the air inlet fan. The utility model discloses a miniature air quality detection device with a constant temperature heating device, wherein a PM2.5 air sensor and a PM10 air sensor are respectively arranged in corresponding shells; the air that will detect heats in the heating cavity in advance, and heating device gives PM2.5 air sensor and PM10 air sensor alone, prevents the interference of other four sensors detection data of the air of heating, improves the accuracy of detection data.
Description
Technical Field
The utility model relates to a monitoring devices that is arranged in carrying out continuous on-line monitoring to particulate matter concentration in the atmosphere to departments such as industrial and mining enterprise, health and environmental protection, specific theory relates to a be provided with constant temperature heating device's miniature air quality detection device.
Background
With the increasingly accelerated pace of social development, environmental problems are increasingly highlighted, and environmental air quality monitoring is an important part of the environmental problems and the requirements on the environmental problems are gradually increased.
The air quality detection station is equipment capable of providing environment quality real-time detection service of various parameters and comprises a parameter sampling sensor and a data acquisition and transmission module. As a data acquisition end in the environment detection system, the detection station can quickly and accurately collect and upload monitoring data, and establishes an atmospheric environment data monitoring system and an atmospheric environment data analysis system for the environment detection system to analyze reliable data bases, so that the processing capacity and the management capacity of atmospheric pollution detection data can be improved, and decision bases are provided for environment planning and environment evaluation.
The detection sensor of the detection device needs to acquire information in real time, if the sensor is exposed outside the detector, the accuracy of detection data is improved, but the sensor is corroded by wind and rain in the external environment, the service life of the sensor is shortened, the sensor is arranged in a shell of the detector, the exchange of internal air and external air is not smooth, and the real-time performance of the detection data is poor; meanwhile, the air quality detection device does not work continuously for 24 hours, components on the circuit board generate heat and sunlight irradiates in summer, the internal temperature of the detection device is high, the accuracy of detection data is affected, and the internal device needs to be cooled.
A PM2.5 air sensor, a PM10 air sensor, a CO air sensor and NO are arranged in the detector shell2Air sensor, SO2Air sensor and O3An air sensor; CO air sensor, NO2Air sensor, SO2Air sensor and O3The four sensors of the air sensor have no requirement on the temperature of air; the PM2.5 air sensor and the PM10 air sensor have certain requirements on the detected air temperature, and when the detected air temperature is lower than a certain temperature, the measured data will be inaccurate, and the problem of inaccurate measured data cannot be solved in the prior art.
SUMMERY OF THE UTILITY MODEL
To the not enough among the above-mentioned prior art, the utility model provides a simple structure through setting up the spoiler, cuts apart into two regions with the components and parts on the main circuit board, and the spoiler separates two regional components and parts on with the circuit board, changes the route of flowing through that gets into air in the detector, sets up filter equipment simultaneously, under the prerequisite that improves the real-time of data detection and accuracy, prevents to cause the damage to other components and parts in the detector, extension detector life's the miniature air quality detection device that is provided with constant temperature heating device.
The utility model adopts the technical proposal that:
a miniature air quality detection device provided with a constant temperature heating device,
comprises a detector shell;
the detector shell is provided with an air inlet channel and an exhaust channel;
a PM2.5 air sensor, a PM10 air sensor, a CO air sensor and NO are arranged in the detector shell2Air sensor, SO2Air sensor, O3An air sensor is provided, which is provided with a plurality of air holes,
the PM2.5 air sensor is arranged in the PM2.5 air sensor shell;
the PM10 air sensor is arranged in the PM10 air sensor shell;
the PM2.5 air sensor shell and the PM10 air sensor shell are connected with the heating cavity through connecting pipes;
the heating cavity is provided with a heating cavity air inlet;
an air inlet fan is arranged at the air inlet of the heating cavity;
the outside air enters the shell of the detector under the action of the air inlet fan and then enters the heating cavity;
the PM2.5 air sensor shell is provided with a PM2.5 air sensor shell exhaust port;
the PM10 air sensor housing is provided with a PM10 air sensor housing exhaust port.
The air inlet channel is arranged at the bottom of the detector shell.
The exhaust passage is arranged on the side wall of the detector shell;
the exhaust channel is an exhaust through hole arranged on the side wall of the detector shell;
the exhaust through holes are obliquely arranged;
the exhaust through holes are inclined downwards.
A heating device and a temperature sensor are arranged in the heating cavity; when the temperature in the heating cavity reaches a target value, a 485 instruction is sent, and the heating device stops heating; and if the temperature is lower than the target value, sending an instruction to continue heating, wherein the temperature in the heating cavity is constant.
The utility model discloses relative prior art's beneficial effect:
the utility model discloses a miniature air quality detection device with a constant temperature heating device, wherein a PM2.5 air sensor and a PM10 air sensor are respectively arranged in corresponding shells; the air that will detect heats in the heating cavity in advance, and the PM2.5 air sensor and PM10 air sensor are carried to the air of heating, improve PM2.5 air sensor and PM10 air sensor's detection precision, because other four sensors do not need to heat, heating device gives PM2.5 air sensor and PM10 air sensor alone, prevents the interference of heated air to other four sensors detection data, improves the accuracy that detects data.
Drawings
Fig. 1 is a schematic view of the internal structure of the miniature air quality detection device provided with the constant temperature heating device of the present invention.
In the drawings, the main parts are illustrated by symbols:
in the figure:
1. detector shell 2 and air inlet channel
3. Exhaust passage 4, PM2.5 air sensor
5. PM10 air sensor 6 and CO air sensor
7、NO2 Air sensor 8, SO2Air sensor
9、O3 Air sensor 10 and temperature and humidity detection module
11. PM2.5 air sensor housing 12, PM10 air sensor housing
13. Connecting pipe 14 and heating cavity
15. Air inlet fan 16 and PM2.5 air sensor shell exhaust port
17. PM10 air sensor housing exhaust 19, antenna.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples:
the direction of the arrows in the figure is the direction of air flow.
As can be seen from fig. 1, a miniature air quality detection device provided with a constant temperature heating device comprises a detector housing 1;
the detector shell is provided with an air inlet channel 2 and an air outlet channel 3;
a PM2.5 air sensor 4, a PM10 air sensor 5, a CO air sensor 6 and NO are arranged in the detector shell2Air sensor 7, SO2Air sensor 8, O3Air sensor 9, and temperature and humidity detection module 10
The PM2.5 air sensor 4 is arranged in the PM2.5 air sensor shell 11;
the PM10 air sensor is disposed within the PM10 air sensor housing 12;
the PM2.5 air sensor shell and the PM10 air sensor shell are connected with the heating cavity 14 through a connecting pipe 13;
the heating cavity 14 is provided with a heating cavity air inlet;
an air inlet fan 15 is arranged at the air inlet of the heating cavity;
the outside air enters the shell of the detector under the action of the air inlet fan and then enters the heating cavity;
the PM2.5 air sensor shell is provided with a PM2.5 air sensor shell exhaust port 16;
the PM10 air sensor housing is provided with a PM10 air sensor housing exhaust port 17.
The air inlet channel 2 is arranged at the bottom of the detector shell.
The exhaust passage 3 is arranged on the side wall of the detector shell;
the exhaust channel is an exhaust through hole arranged on the side wall of the detector shell;
the exhaust through holes are obliquely arranged;
the exhaust through hole inclines downwards to prevent rainwater from entering the air inlet casing.
A heating device 18 and a temperature sensor are arranged in the heating cavity; when the temperature in the heating cavity reaches a target value, a 485 instruction is sent, and the heating device stops heating; and if the temperature is lower than the target value, sending an instruction to continue heating, wherein the temperature in the heating cavity is constant.
The utility model discloses a miniature air quality detection device with a constant temperature heating device, wherein a PM2.5 air sensor and a PM10 air sensor are respectively arranged in corresponding shells; the air that will detect heats in the heating cavity in advance, and the PM2.5 air sensor and PM10 air sensor are carried to the air of heating, improve PM2.5 air sensor and PM10 air sensor's detection precision, because other four sensors do not need to heat, heating device gives PM2.5 air sensor and PM10 air sensor alone, prevents the interference of heated air to other four sensors detection data, improves the accuracy that detects data.
The utility model discloses be provided with constant temperature heating device's miniature air quality detection device, through setting up the spoiler, cut apart into two regions with the components and parts on the main circuit board, the spoiler separates two regional components and parts on with the circuit board, changes the route of flowing through that gets into air in the detector, sets up filter equipment simultaneously, under the prerequisite that improves the real-time of testing data and accuracy, prevents to cause the damage to other components and parts in the detector, extension detector life.
The utility model discloses be provided with constant temperature heating device's miniature air quality detection device is the equipment that can provide the environmental quality real-time detection service of multiple parameter, comprises parameter sampling sensor, data acquisition and transmission module. As a data acquisition end in the environment detection system, the detection station can quickly and accurately collect and upload monitoring data, and is reliable data of the environment detection system. The atmospheric environmental data monitoring system and the atmospheric environmental data analysis system are established, so that the processing capacity and the management capacity of atmospheric pollution detection data can be improved, and a decision basis is provided for environmental planning and environmental evaluation. The miniature air quality detection device comprises a 4G communication function, a data acquisition function and a data communication function. The 4G communication functions include: the micro air quality detection device transmits the acquired six-path gas data to the platform in real time for display. The data acquisition functions include: the STM32 singlechip acquires the data of the six-path air monitoring probe through the serial port, processes and calculates the acquired data, and finally packs and sends the data to the transmission module.
The data communication functions include: (1) the sensing head and the singlechip exchange data through a serial port. (2) The single chip microcomputer and the transmission module transmit data through RS 485. (3) And the 4G module transmits data with the display terminal.
The utility model discloses be provided with constant temperature heating device's miniature air quality detection device, among the 4G communication function, inside miniature air quality detection device was arranged in to the 4G communication module, this module received six ways sensing head data that come from the singlechip and gather through the RS485 interface, then packed data transmission to platform terminal through the 4G module.
The utility model discloses be provided with constant temperature heating device's miniature air quality detection device, the data of multichannel sensing head are gathered respectively through the multichannel serial ports to the singlechip, then deposit to corresponding register, still pack the data acquisition with temperature and humidity sensor through I2C bus all the way in addition, send for the communication module together.
The utility model discloses be provided with constant temperature heating device's miniature air quality detection device, transmission module arranges the data of port in order to pack for the 4G module through network protocol, the platform can directly issue the instruction through the 4G module and arrive in the transmission module.
The miniature air quality detection device adopts 4G communication, and transmits data to the platform in real time for display.
The miniature air quality detection device can be matched with a camera.
The miniature air quality detection device is provided with a standby battery, and the equipment is kept to work normally by adopting commercial power complementation.
The miniature air quality detection device integrates a temperature and humidity compensation technology.
The miniature air quality detection device is matched with plug-and-play sensors for wind speed, wind direction and the like.
The local memory of the miniature air quality detection device stores data, and the function of network disconnection and continuous transmission is realized.
The utility model discloses be provided with constant temperature heating device's miniature air quality detection device, cooperation PM2.5, PM10, CO, NO2、SO2、O3The six sensing heads acquire corresponding data, the measured values are processed by the single chip microcomputer, and the data are transmitted to the platform terminal through the transmission module and the 4G module, so that the processing capacity and the management capacity of the atmospheric pollution detection data can be improved, and a decision basis is provided for environment planning and environment evaluation. And the miniature air quality detection device is provided with a standby battery, and the normal work of the equipment is kept by adopting a commercial power complementation technology. The problem of the equipment continuation of the journey work after the alternating current outage is solved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the structure of the present invention in any way. All the simple modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention all fall within the scope of the technical solution of the present invention.
Claims (4)
1. A miniature air quality detection device provided with a constant temperature heating device,
comprises a detector shell;
the detector shell is provided with an air inlet channel and an exhaust channel;
a PM2.5 air sensor, a PM10 air sensor, a CO air sensor and NO are arranged in the detector shell2Air sensor, SO2Air sensor and O3Air sensor, its characterized in that:
the PM2.5 air sensor is arranged in the PM2.5 air sensor shell;
the PM10 air sensor is arranged in the PM10 air sensor shell;
the PM2.5 air sensor shell and the PM10 air sensor shell are connected with the heating cavity through connecting pipes;
the heating cavity is provided with a heating cavity air inlet;
an air inlet fan is arranged at the air inlet of the heating cavity;
the outside air enters the shell of the detector under the action of the air inlet fan and then enters the heating cavity;
the PM2.5 air sensor shell is provided with a PM2.5 air sensor shell exhaust port;
the PM10 air sensor housing is provided with a PM10 air sensor housing exhaust port.
2. The micro air quality detection device provided with the constant temperature heating device according to claim 1, wherein:
the air inlet channel is arranged at the bottom of the detector shell.
3. The micro air quality detection device provided with the constant temperature heating device according to claim 1, wherein:
the exhaust passage is arranged on the side wall of the detector shell;
the exhaust channel is an exhaust through hole arranged on the side wall of the detector shell;
the exhaust through holes are obliquely arranged;
the exhaust through holes are inclined downwards.
4. The micro air quality detection device provided with the constant temperature heating device according to claim 1, wherein:
a heating device and a temperature sensor are arranged in the heating cavity; when the temperature in the heating cavity reaches a target value, a 485 instruction is sent, and the heating device stops heating; and if the temperature is lower than the target value, sending an instruction to continue heating, wherein the temperature in the heating cavity is constant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022050722.1U CN213580569U (en) | 2020-09-18 | 2020-09-18 | Miniature air quality detection device provided with constant-temperature heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022050722.1U CN213580569U (en) | 2020-09-18 | 2020-09-18 | Miniature air quality detection device provided with constant-temperature heating device |
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| CN213580569U true CN213580569U (en) | 2021-06-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114279917A (en) * | 2021-12-27 | 2022-04-05 | 河北先河环保科技股份有限公司 | Air quality monitoring equipment |
| CN114577985A (en) * | 2022-02-11 | 2022-06-03 | 深圳市卡普瑞环境科技有限公司 | Thermostatic module of small-sized gas sensing device and small-sized gas sensing device |
-
2020
- 2020-09-18 CN CN202022050722.1U patent/CN213580569U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114279917A (en) * | 2021-12-27 | 2022-04-05 | 河北先河环保科技股份有限公司 | Air quality monitoring equipment |
| CN114577985A (en) * | 2022-02-11 | 2022-06-03 | 深圳市卡普瑞环境科技有限公司 | Thermostatic module of small-sized gas sensing device and small-sized gas sensing device |
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