CN217820230U - Portable and vehicle-mounted dual-purpose air quality monitor - Google Patents
Portable and vehicle-mounted dual-purpose air quality monitor Download PDFInfo
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- CN217820230U CN217820230U CN202123415605.1U CN202123415605U CN217820230U CN 217820230 U CN217820230 U CN 217820230U CN 202123415605 U CN202123415605 U CN 202123415605U CN 217820230 U CN217820230 U CN 217820230U
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- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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Abstract
The utility model provides a portable and vehicle-mounted dual-purpose air quality monitor, which relates to the technical field of air detection and comprises a box body, wherein a support frame is arranged in the box body, and a control device, a particulate matter monitoring assembly and a gaseous pollutant monitoring assembly are assembled on the support frame and are electrically connected with the control device; the box body is provided with a sampling air inlet and an air outlet; particulate matter monitoring subassembly includes the sample thief, particulate matter sensor and first air pump, particulate matter sensor intercommunication is between sample thief and first air pump, gaseous state pollutant monitoring subassembly includes the second air pump, at least one gaseous state pollutant sensor module and gas transmission pipeline, the second air pump passes through gas transmission pipeline and sampling air inlet intercommunication, at least one gaseous state pollutant sensor module intercommunication is on gas transmission pipeline, this scheme can monitor particulate matter and gaseous state pollutant, and then satisfy the air pollution monitoring demand of different application scenes.
Description
Technical Field
The utility model relates to an environmental monitoring field technical field, concretely relates to portable and on-vehicle dual purpose air quality monitoring appearance.
Background
In recent years, with the development of national economy, the living standard of people is remarkably improved, but at the same time, environmental problems, particularly air pollution, become increasingly severe. Research shows that the pollution of the ambient air has serious influence on human health, such as mucosa stimulation, lung diseases, cardiovascular and cerebrovascular diseases, induction of fetal malformation and the like. Therefore, standard ambient air quality monitoring stations are arranged in various places, and meanwhile, mobile monitoring vehicles are additionally arranged to realize mobile monitoring of local air quality.
However, with the change of the requirement of environmental management, the micro air monitor using light scattering, electrochemical and photoionization detection methods is more and more widely applied, and a high-density environment control quality gridding monitoring system is proposed and the construction work is rapidly carried out in various places. The grid monitoring system has the advantages of low cost, small volume and suitability for outdoor installation, can be used for supplementary monitoring for conventional standard ambient air monitoring stations, and is widely applied to portable air quality monitors for matching with emission control of pollution sources in various places.
However, the existing portable air quality monitor has more problems, for example, the monitoring factor is lack of flexibility. At present, the types of domestic environmental air pollution sources are more, for example, typical pollution factors of construction site areas are particulate matters, namely PM2.5 and PM10; the main pollutants in areas with dense roads and large traffic flow are nitrogen oxides, and the secondary pollutant particles are nitrates; the spraying industry and the furniture industry mainly take volatile organic compounds as main materials. Most of the portable air quality monitors on the current market are standard 6-parameter PM2.5, PM10, CO and SO 2 、O 3 、NO 2 Monitoring while realizing more pollutants is more difficult, and expansibility is relatively poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a portable and on-vehicle dual-purpose formula air quality monitoring appearance, it can monitor particulate matter and gaseous pollutant simultaneously, and then satisfies the air pollution monitoring demand of different application scenes.
Based on above-mentioned purpose, the application provides a portable and on-vehicle dual-purpose air quality monitor, the power distribution box comprises a box body, set up the support frame in the box, still include: the device comprises a particulate matter monitoring assembly, a gaseous pollutant monitoring assembly and a control device, wherein the particulate matter monitoring assembly, the gaseous pollutant monitoring assembly and the control device are fixed on the support frame;
the box body is provided with a sampling air inlet and an air outlet;
the particle monitoring assembly comprises a sampler, a particle sensor and a first air pump, the sampler is mounted at the top of the box body, a sampling air outlet of the sampler is communicated with an air inlet of the first air pump, and an air outlet of the first air pump is communicated with the air outlet;
gaseous pollutant monitoring subassembly includes second air pump, at least one gaseous pollutant sensor module and gas transmission pipeline, the second air pump pass through gas transmission pipeline with the sampling air inlet intercommunication, at least one gaseous pollutant sensor module intercommunication is in on the gas transmission pipeline, the gas outlet of second air pump with the gas vent intercommunication.
Further, the particulate matter monitoring assembly further comprises a filter, and two ends of the filter are communicated between the sampling air outlet of the particulate matter sensor and the air inlet of the first air pump.
Further, the particulate matter monitoring assembly further comprises a first temperature and humidity sensor, the first temperature and humidity sensor is communicated between the filter and the first air pump, and the first temperature and humidity sensor is electrically connected with the control device.
Further, the sensor body in the gaseous pollutant sensor module adopts an electrochemical sensor or a PID sensor, wherein the type of the sensor body comprises a CO sensor and a NO sensor 2 Sensor, O 3 Sensor, SO 2 Sensor, TVOC sensor, H 2 S sensor, NH 3 Sensor, CL 2 A sensor, a HCL sensor, or a combination of at least one or more thereof.
Furthermore, gaseous pollutant monitoring subassembly still includes water trap filter, water trap filter installs the front end at gaseous pollutant sampling air inlet for filter aqueous vapor and particulate matter in the sample gas.
Further, the portable and vehicle-mounted dual-purpose air quality monitor is applied to vehicle-mounted mobile monitoring of environmental conditions:
the water trap filter is communicated with the gaseous pollutant sampling air inlet through a first sampling pipe, so that the water trap filter can extend to the outside of the vehicle to realize the collection of the concentration of the gaseous pollutants;
the sampler adopts the second sampling pipe to extend to the outside collection that realizes the particulate matter of vehicle.
Furthermore, the sampling device further comprises a third air pump for collecting sample gas, the third air pump is electrically connected with the control device, a sample gas collecting port is formed in the box body, an air inlet of the third air pump is communicated with the sample gas collecting port, and an air outlet of the third air pump is used for being connected with a sampling container to store the sample gas on site.
Further, still include second temperature and humidity sensor for gather the atmospheric humiture of environment, second temperature sensor sets up on the lateral wall of box, and second temperature sensor with controlling means electricity is connected.
Further, still including installing GPS antenna, 4G antenna and WiFi antenna on the box lateral wall, GPS antenna, 4G/5G antenna and WiFi antenna respectively with controlling means electricity is connected.
Further, still include touch display screen, touch display screen sets up in lateral wall or top of box to touch display screen is connected with controlling means electricity.
Adopt above-mentioned technical scheme, the utility model provides a portable and on-vehicle dual-purpose air quality monitor compares in prior art, and the technical effect who has:
in the portable and vehicle-mounted dual-purpose air quality monitor, a particulate matter monitoring assembly comprises a sampler, a particulate matter sensor and a first air pump, wherein the sampler is arranged at the top of a box body, a sampling air outlet of the sampler is communicated with a sampling air inlet of the particulate matter sensor, a sampling air outlet of the particulate matter sensor is communicated with an air inlet of the first air pump, and an air outlet of the first air pump is communicated with an air outlet; the particle monitoring component can be used for detecting the concentrations of PM2.5, PM10 and TSP in the air and the particle numbers of different specifications such as particle sizes larger than 0.3um, 0.5um, 1.0um, 2.5um, 5.0um or 10um and the like;
gaseous pollutant monitoring subassembly includes second air pump, gaseous pollutant sensor module and gas transmission pipeline, and the second air pump passes through gas transmission pipeline and sampling air inlet intercommunication, and gaseous pollutant sensor module passes through pipeline and second air pump or gas transmission pipeline intercommunication, and the gas outlet and the gas vent intercommunication of second air pump utilize gaseous pollutant sensor module, can realize CO, NO to gas state pollutant sensor module 2 、O 3 、SO 2 、TVOC、H 2 S、NH 3 、CL 2 Monitoring of various gases such as HCL;
portable and on-vehicle dual purpose air quality monitor in this application can carry out simultaneous monitoring to particulate matter and gaseous pollutant, and then satisfies the air pollution monitoring demand of different application scenes, and simultaneously, the compact structure of this monitor is small, integrates the degree height, can conveniently carry to application scene or on-vehicle monitoring and use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a left side view of a portable and in-vehicle dual-purpose air quality monitor provided herein;
FIG. 2 is a right side view of the portable and in-vehicle dual-purpose air quality monitor provided herein;
FIG. 3 is a front view of the portable and in-vehicle dual-purpose air quality monitor provided herein;
FIG. 4 is a schematic diagram of a gaseous pollutant sensor module in the portable and vehicle-mounted dual-purpose air quality monitor provided by the present application;
fig. 5 is a schematic block diagram of the portable and vehicle-mounted dual-purpose air quality monitor provided by the present application.
Icon: 1. sampler, 2, GPS antenna, 3, 4G/5G antenna, 4, wiFi antenna, 5, first temperature and humidity sensor, 6, water trap filter, 7, connecting terminal, 8 main control panel, 9, power control panel, 10, touch display screen, 11, second temperature and humidity sensor, 12, filter, 13, first air pump, 14, particulate matter sensor, 15, gaseous pollutant sensor module, 151, fixed shell, 152, sensor body, 153, joint, 154, sealing washer, 16, temperature control switch, 17 data acquisition board, 18, second air pump, 19, power supply, 20, third air pump, 21, box, 22, condensation preventing device, 23, support frame.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The application provides a pair of portable and on-vehicle dual-purpose air quality monitor for the air quality in different grade type regions such as monitoring urban industry district, road, building site.
As shown in fig. 1, fig. 2 and fig. 3, this portable and on-vehicle dual-purpose air quality monitor includes box 21, box 21 can set up to shapes such as polygon or circular such as rectangle, square, trapezium, at the inside support frame 23 that sets up of box 21, can adopt fixed connection or detachable connection mode between support frame 23 and the box 21, the realization is to the pre-assembly of each part, and then the packaging efficiency of product is improved, easily install and dismantle and be convenient for user and fortune dimension personnel to maintain the monitor.
This air quality detector still includes: the device comprises a particulate matter monitoring assembly, a gaseous pollutant monitoring assembly and a control device, wherein the particulate matter monitoring assembly, the gaseous pollutant monitoring assembly and the control device are respectively fixed on a support frame 23, and are detachably connected with the support frame 23, so that each part can be maintained and replaced conveniently, and the control device is electrically connected with the particulate matter monitoring assembly and the gaseous pollutant monitoring assembly;
specifically, the method comprises the following steps:
the box body 21 is provided with a sampling air inlet and an exhaust port;
the particle monitoring assembly comprises a sampler 1, a particle sensor 14, a filter 12 and a first air pump 13, the sampler 1 is arranged at the top of the box body 21, a sampling air outlet of the sampler 1 is communicated with a sampling air inlet of the particle sensor 14, the sampler 1 has the function of filtering larger particles such as winged insects and catkin, and the like, so that the condition that the measured data is abnormal due to the fact that the large-volume particles enter the particle sensor 14 is avoided;
the two ends of the filter 12 are communicated between the sampling gas outlet of the particulate matter sensor 14 and the gas inlet of the first air pump 13, the filter 12 is mainly used for filtering particulate matters in the sample gas detected by the particulate matter sensor 14, so that the situation that the first air pump 13 works abnormally due to the fact that the particulate matters enter the first air pump 13 is avoided, the effect of effectively protecting the first air pump 13 is achieved, and the gas outlet of the first air pump 13 is communicated with the gas outlet and is used for discharging the detected gas; the first air pump 13 is used as a power source for sucking sample gas in the environment to be measured.
Gaseous state pollutant monitoring subassembly includes second air pump 18, at least one gaseous state pollutant sensor module 15 and gas transmission pipeline, second air pump 18 passes through gas transmission pipeline and box 21's sampling air inlet intercommunication, at least one gaseous state pollutant sensor module 15 intercommunication is on gas transmission pipeline, the gas outlet and the gas vent intercommunication of second air pump 18, in the time of practical application, can be according to the sampling demand, utilize one or more gaseous state pollutant sensor module 15 to carry out synchronous collection to one or more gas in the sample gas, use for the monitoring, when setting up a plurality of gaseous state pollutant sensor module 15, establish ties respectively on gas transmission pipeline.
It should be noted that the particulate matter sensor 14 in this embodiment adopts a light scattering particulate matter sensor, which uses a light scattering method particulate matter detection principle to mainly detect the concentration of particulate matter in an environment to be detected, and the monitorable parameters include the concentrations of PM2.5, PM10 and TSP and the numbers of particles with different specifications, such as particle size > 0.3um, 0.5um, 1.0um, 2.5um, 5.0um or 10um, and then a particle map is formed by generating the numbers of particles according to the collected numbers of particles through a control device;
the sampler adopts conventional particulate matter sample thief in this embodiment, and sample thief 1 is provided with heating device and heat preservation device, and heating device can make the temperature in sample thief 1 be in predetermineeing the scope, and the heat preservation device plays and keeps warm and heat-proof effect to the sample thief, makes the sample thief can effectively remove the aqueous vapor in the sample gas under high humid environment, and then improves monitoring accuracy.
Specifically, the heating device comprises a heating belt, wherein the heating belt is wound in an inner rod of the sampler and is used for heating the inner rod; the heat preservation device adopts a heat preservation sleeve or a similar heat preservation cotton form, and is wound on the outer surface of the heating belt or the sampler to realize the functions of heat preservation and heat insulation.
In addition, a temperature control switch 16 is further installed on the support frame, the temperature control switch 16 is electrically connected with the heating device, the heat preservation device and the control device respectively, the temperature control switch 16 can realize setting and controlling of the heating temperature, and the heating temperature and the return difference temperature of the heating device are adjusted, so that the heating belt is kept in a basic constant temperature state during heating, and the purpose of dynamically heating and dehumidifying the sampler is achieved.
In a preferred embodiment, the particle monitoring assembly further comprises a first temperature and humidity sensor 5, the first temperature and humidity sensor 5 is communicated between the filter 12 and the first air pump 13, that is, an air inlet of the first temperature and humidity sensor 5 is communicated with an air outlet of the filter 12, an air outlet of the first temperature and humidity sensor 5 is communicated with an air inlet of the first air pump 13, and the first temperature and humidity sensor 5 is electrically connected with the control device. The first temperature and humidity sensor 5 is used for collecting temperature and humidity data in the particulate matter sampling gas circuit and uploading the temperature and humidity data to the control device so that the control device controls the heating device and the heat preservation device.
In a preferred embodiment, the particle monitoring assembly further comprises a condensation preventing device 22, which is disposed outside the particle sensor 14, and plays a role in heat preservation of the surrounding environment of the particle sensor 14, so that when the heating device heats the sampler 1, temperature difference is formed at the sampling air outlet and the sampling air outlet of the particle sensor 14, which results in the occurrence of the phenomenon that condensed water blocks the air path, thereby affecting the measurement accuracy.
The anti-condensation device 22 is a conventional product purchased from the market, and mainly comprises an inner box, an outer box, a heating sheet, a temperature control switch and heat insulation cotton; inner box and outer container have import and export, be convenient for particulate matter sensor 14's sampling gas outlet and the assembly of sampling gas outlet and other parts, the cotton that keeps warm is arranged in and is played heat preservation and thermal-insulated effect between inner box and the outer container, the heating plate is used for heating for the inner box, temperature detect switch is connected with controller and heating plate electricity, a heating temperature for control heating plate, avoid the high temperature or cross the measuring accuracy who influences particulate matter sensor 14 excessively.
In a preferred embodiment, referring to fig. 4, the gaseous pollutant sensor module 15 includes a fixed housing 151, a sensor body 152, two connectors 153 and a sealing ring 154, a cavity is provided inside the fixed housing 151, the two connectors 153 are respectively fixed on two sides of the fixed housing 151 and are communicated with the cavity, one connector 153 is used for air intake, the other connector 153 is used for air outlet, the two connectors are communicated with a gas pipeline, the sensor body 152 adopts a plug-in mode and is detachably connected with the cavity in the fixed housing 151, so as to collect gas in the cavity, the sealing ring 154 is provided between the cavity and the sensor body 152, so as to improve the sealing performance between the cavity and the sensor body and ensure the accuracy of detection.
The sensor body in the gaseous pollutant sensor module 15 adopts an electrochemical sensor or a PID sensor, wherein the sensor body is of a type including a CO sensor and a NO sensor 2 Sensor, O 3 Sensor, SO 2 Sensor, TVOC sensor, H 2 An S sensor,NH 3 Sensor, CL 2 At least one or more of the sensor and the HCL sensor are combined, so that the aim of treating CO and NO can be realized 2 、O 3 、SO 2 、TVOC、H 2 S、NH 3 、CL 2 And HCL and the like.
It should be noted that the above sensor types are not limited to this, and other types of sensors may be replaced or added according to actual use needs to meet use needs.
In a preferred embodiment, the gaseous pollutant monitoring assembly further comprises a water trap filter 12, the water trap filter 12 is installed at the front end of the gaseous pollutant sampling air inlet, and can effectively filter water vapor and particulate matters in the sample gas, improve the monitoring precision and the service life of each integrated sensor in the gaseous pollutant sensor module 15, and further reduce the operation and maintenance cost of the sensor.
In addition, considering that the need of sample retention is needed in some scenes where air exceeds the standard, in the embodiment of the application, the sample retention device further comprises a third air pump 20 for collecting sample gas, the third air pump 20 is electrically connected with the control device, a sample gas collecting port and a sample gas discharging port are arranged on the box body 21, an air inlet of the third air pump 20 is communicated with the sample gas collecting port, an air outlet of the third air pump 20 is communicated with the sample gas discharging port, and the sampling container is used for being connected with the sample gas discharging port, so that the sample gas exceeding the standard on site is stored and used for subsequent monitoring.
Wherein, during practical application, above-mentioned sampling container can adopt sampling bag or suma jar etc. to carry out the sample to on-the-spot sample gas.
In a preferred embodiment, the portable and vehicle-mounted dual-purpose air quality monitor in this embodiment further includes a second temperature and humidity sensor 11, which is used for collecting the temperature and humidity of the ambient atmosphere, the second temperature and humidity sensor 11 is disposed on an outer sidewall of the box 21, and the second temperature and humidity sensor 11 is electrically connected to the control device.
In a preferred embodiment, the portable and vehicle-mounted dual-purpose air quality monitor in this embodiment further includes a GPS antenna 2, a 4G/5G antenna 3 and a WiFi antenna 4 mounted on the outer side wall of the box 21; the GPS antenna 2, the 4G/5G antenna 3 and the WiFi antenna 4 are respectively and electrically connected with the control device. It should be noted here that, when the monitor is applied to some special vehicle-mounted mobile detection environmental conditions, the GPS antenna 2 may be mounted on the top of the monitoring vehicle according to the use requirement, so as to collect GPS information for use in monitoring the vehicle running track.
In a preferred embodiment, the portable and vehicle-mounted dual-purpose air quality monitor in this embodiment further includes a touch display screen 10, the touch display screen 10 is disposed on a side wall or a top of the box 21, and the touch display screen 10 is electrically connected to the control device for displaying corresponding detection data and function options for human-computer interaction.
In a preferred embodiment, the handle is installed at the top of box 21, makes things convenient for the removal and the carrying of monitor, and box 21 both sides are equipped with the louvre, avoids in the box 21 each to lead to inside high temperature and influence the normal operating of monitor with electric appliance long-time work.
In a preferred embodiment, with reference to fig. 1 and 5, the control means comprises a main control board 8 and a data acquisition board 17; the main control board 88 includes a microprocessor and a FLASH memory, and the microprocessor performs operation processing on the original signal acquired by the data acquisition board 17, stores the data in the memory, and uploads the data to the server side in a wired or wireless manner. The main control panel 8 is provided with serial ports such as RS232, RS485 and RS422 and RJ45 network ports, so that data acquisition and transmission can be realized, the main control panel 8 is provided with a WiFi module and a GPS module, and WiFi wireless transmission and longitude and latitude acquisition functions can be realized after connecting corresponding antennas; the main control board 8 has a DO control function, and can realize control of dynamic heating and dehumidification of particulate matters and control of the third air pump 20. The main control board 8 can be compatible with one of 2G, 3G, 4G, 5G, NB-IOT and LoRa wireless communication modules to realize wireless communication.
In a preferred embodiment, the portable and vehicle-mounted dual-purpose air quality monitor in this embodiment further includes a connection terminal 7, which is used to provide a usable terminal interface for connecting the internal components of the monitor, so as to ensure effective electrical connection between the components.
In a preferred embodiment, the portable and vehicle-mounted dual-purpose air quality monitor in this embodiment further includes a power supply 19, the power supply is disposed at a bottom position in the box body, and the power supply 19 may be a rechargeable lithium battery, which provides power for each component in the monitor.
In a preferred embodiment, the portable and vehicle-mounted dual-purpose air quality monitor in this embodiment further includes a power control board 9, which can realize a voltage stabilizing function, and provide reliable and stable voltage for the rear-end main control board 8, the data acquisition board 17, the plurality of air pumps and other core components.
In a preferred embodiment, in the portable and vehicle-mounted dual-purpose air quality monitor of this embodiment, the side plate of the box 21 can be detached, when the gaseous pollutant sensor needs to be added, the side plate of the box 21 can be opened, the sensor module to be added is mounted on the fixing structure of the sensor module, and each sensor and the data acquisition board 17 are connected by a communication line.
When carrying out offline maintenance to gaseous pollutant sensor module, can open the curb plate of box 21, take out the electrochemical sensor who needs to maintain from fixed knot structure and carry out the fortune dimension, dismantle the trachea in the particulate matter gas circuit and wash or change.
The portable and vehicle-mounted dual-purpose air quality monitor in the embodiment can be used in a portable and portable mode, and can also be used in a vehicle-mounted mode;
when the device is applied to vehicle-mounted mobile monitoring of environmental conditions, the water trap filter is communicated with the gaseous pollutant sampling air inlet through the first sampling pipe, so that the water trap filter can extend to the outside of a vehicle, and the concentration of the gaseous pollutants is collected;
simultaneously, can change sample thief 1 into second sampling pipe to it is outside to prolong to the vehicle, realizes the real-time collection of particulate matter, makes this product satisfy the vehicular application scene then.
The embodiment of the application provides a portable and on-vehicle dual-purpose air quality monitor compares in prior art, has following advantage at least:
a user can freely configure a gaseous pollutant sensor module in the monitor aiming at the target monitoring pollution factor, so that the corresponding hardware cost is reduced; the mobile law enforcement monitoring in the monitoring field can be realized, and two application scenes of portable handheld type and vehicle-mounted type can be realized simultaneously so as to meet different use requirements.
In the aspects of product production and process, the sampler 1 and the gaseous pollutant sensor module 15 are preassembled, independent stocks can be built for the modules, rapid assembly and delivery can be realized, the production efficiency can be improved, the waste is reduced, the cost is reduced, and the process wiring requirements are reduced by a modularized assembly mode.
From product maintenance, realized quick installation, dismantlement and calibration, improved user and fortune dimension personnel's fortune dimension efficiency.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The utility model provides a portable and on-vehicle dual-purpose air quality monitor, includes the box, set up the support frame in the box, its characterized in that still includes: the device comprises a particulate matter monitoring assembly, a gaseous pollutant monitoring assembly and a control device, wherein the particulate matter monitoring assembly, the gaseous pollutant monitoring assembly and the control device are fixed on the support frame;
the box body is provided with a sampling air inlet and an air outlet;
the particle monitoring assembly comprises a sampler, a particle sensor and a first air pump, the sampler is mounted at the top of the box body, a sampling air outlet of the sampler is communicated with an air inlet of the first air pump, and an air outlet of the first air pump is communicated with the air outlet;
gaseous pollutant monitoring subassembly includes second air pump, at least one gaseous pollutant sensor module and gas transmission pipeline, the second air pump pass through gas transmission pipeline with the sampling air inlet intercommunication, at least one gaseous pollutant sensor module intercommunication is in on the gas transmission pipeline, the gas outlet of second air pump with the gas vent intercommunication.
2. The dual-purpose portable and vehicular air quality monitor according to claim 1, wherein the particulate matter monitoring assembly further comprises a filter, and two ends of the filter are communicated between the sampling air outlet of the particulate matter sensor and the air inlet of the first air pump.
3. The portable and in-vehicle dual-purpose air quality monitor according to claim 2, wherein the particulate matter monitoring assembly further comprises a first temperature and humidity sensor, the first temperature and humidity sensor is in communication with the filter and the first air pump, and the first temperature and humidity sensor is electrically connected to the control device.
4. The dual-purpose portable and in-vehicle air quality monitor according to claim 1, wherein the sensor body of the gaseous pollutant sensor module is an electrochemical sensor or a PID sensor, wherein the types of the sensor body comprise a CO sensor and a NO sensor 2 Sensor, O 3 Sensor, SO 2 Sensor, TVOC sensor, H 2 S sensor, NH 3 Sensor and CL 2 A sensor, a HCL sensor, or a combination of at least one or more of the sensors.
5. The dual-purpose portable and vehicular air quality monitor according to claim 1, wherein the gaseous pollutant monitoring assembly further comprises a water trap filter mounted at a front end of the gaseous pollutant sampling air inlet for filtering moisture and particulate matter in the sample air.
6. The dual-purpose portable and in-vehicle air quality monitor according to claim 5, wherein the dual-purpose portable and in-vehicle air quality monitor is applied to in-vehicle mobile monitoring of environmental conditions:
the water trap filter is communicated with the gaseous pollutant sampling air inlet through a first sampling pipe, so that the water trap filter can extend to the outside of the vehicle to realize the collection of the concentration of the gaseous pollutants;
the sampler adopts the second sampling pipe to extend to the outside of vehicle and realize the collection of particulate matter.
7. The portable and vehicular dual-purpose air quality monitor according to any one of claims 1-6, further comprising a third air pump for collecting sample gas, the third air pump being electrically connected to the control device, the box body being provided with a sample gas collecting port, an air inlet of the third air pump being communicated with the sample gas collecting port, and an air outlet of the third air pump being used for connecting a sampling container to store the sample gas on site.
8. The portable and vehicle-mounted dual-purpose air quality monitor according to any one of claims 1-6, further comprising a second temperature and humidity sensor for collecting temperature and humidity of ambient atmosphere, wherein the second temperature and humidity sensor is disposed on an outer sidewall of the box body, and the second temperature and humidity sensor is electrically connected to the control device.
9. The portable and vehicle-mounted dual-purpose air quality monitor according to any one of claims 1-6, further comprising a GPS antenna, a 4G/5G antenna and a WiFi antenna mounted on the outer side wall of the box body, wherein the GPS antenna, the 4G antenna and the WiFi antenna are respectively electrically connected with the control device.
10. The dual-purpose portable and vehicular air quality monitor according to any one of claims 1-6, further comprising a touch display screen disposed on a sidewall or a top of the box body, wherein the touch display screen is electrically connected to the control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123415605.1U CN217820230U (en) | 2021-12-31 | 2021-12-31 | Portable and vehicle-mounted dual-purpose air quality monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123415605.1U CN217820230U (en) | 2021-12-31 | 2021-12-31 | Portable and vehicle-mounted dual-purpose air quality monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217820230U true CN217820230U (en) | 2022-11-15 |
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|---|---|---|---|
| CN202123415605.1U Active CN217820230U (en) | 2021-12-31 | 2021-12-31 | Portable and vehicle-mounted dual-purpose air quality monitor |
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| CN (1) | CN217820230U (en) |
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2021
- 2021-12-31 CN CN202123415605.1U patent/CN217820230U/en active Active
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