CN210690331U - Gas particulate matter detection system - Google Patents
Gas particulate matter detection system Download PDFInfo
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- CN210690331U CN210690331U CN201921536948.3U CN201921536948U CN210690331U CN 210690331 U CN210690331 U CN 210690331U CN 201921536948 U CN201921536948 U CN 201921536948U CN 210690331 U CN210690331 U CN 210690331U
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Abstract
The utility model relates to a gaseous technical field that detects, in particular to gaseous particulate matter detecting system, package cyclone, heating dehydrating unit, laser sensor and air pump, cyclone, heating dehydrating unit, laser sensor and air pump pipeline intercommunication, heating dehydrating unit is used for heating gas, just laser sensor is used for detecting particulate matter PM2.5 or particulate matter PM 10's concentration, the air pump is used for extracting gas. The utility model discloses a gaseous particulate matter detecting system has the accuracy of preferred to particulate matter PM2.5 or particulate matter PM 10's concentration detection under rainwater weather or the gas environment of comparison humidity.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a gaseous detection technology field, in particular to gaseous particulate matter detecting system.
[ background of the invention ]
Monitoring of particulate matter suspended in air, and in particular, monitoring of particulate matter PM2.5 and particulate matter PM10 has become increasingly important.
Most of gas monitoring systems on the market can generate the condition of particulate matter concentration data deviation in rainwater weather or a relatively humid environment, and influence the accuracy of data so as to influence the treatment strength of people on the local air environment.
Therefore, it is important to monitor the concentration of particulate matter in the gas more accurately in rainy weather or in a humid environment.
[ Utility model ] content
In order to overcome the technical problem, the utility model provides a gaseous particulate matter detecting system.
The utility model provides a technical problem's scheme provides a gaseous particulate matter detecting system, including cyclone, heating dehydrating unit, laser sensor and air pump, cyclone, heating dehydrating unit, laser sensor and air pump pipeline intercommunication, heating dehydrating unit is used for heating gas, just laser sensor is used for detecting particulate matter PM2.5 or particulate matter PM 10's concentration, the air pump is used for extracting gas.
Preferably, the gas particulate matter detection system further comprises a filter screen, the filter screen is arranged at one end of the cyclone separator and is communicated with the pipeline of the cyclone separator to filter out particulate matter larger than the size of the particulate matter PM2.5 or PM 10.
Preferably, the gas particulate matter detection system further comprises at least one filter, and the filter is arranged between the laser sensor and the air pump and is respectively communicated with the laser sensor and the air pump pipeline.
Preferably, the gas particulate matter detection system further comprises a display screen, and the display screen is electrically connected with the laser sensor.
Preferably, the heating and dehumidifying device includes at least one PTC heating element.
Preferably, the gas particulate matter detection system further comprises a hygrothermograph, and the hygrothermograph is connected with one end of the heating and dehumidifying device, which is close to the laser sensor.
Preferably, the gas particulate matter detection system further comprises an adjusting device, and the adjusting device is electrically connected with the heating and dehumidifying device.
Compared with the prior art, the utility model discloses a gaseous particulate matter detecting system has following advantage:
(1) keep gaseous being in constant temperature and humidity state through heating dehydrating unit, can effectively separate the steam that combines together with particulate matter PM2.5 or the evaporation of being heated of particulate matter PM10, laser sensor has been increased particulate matter PM2.5 or particulate matter PM10 concentration testing result's accuracy, make the result and the actual numerical value deviation to gaseous detection less when comparatively moist and rainwater weather, be favorable to guaranteeing the accuracy of data, be favorable to people to carry out targeted improvement to local gas environment.
(2) The setting of filter screen can prevent to lead to the fact jam and damage to this gaseous particulate matter detecting system in getting into the gas circuit environment than particulate matter PM2.5 or the big particulate matter PM10 size, increases life.
(3) Most particulate matters can be filtered by the filter, so that the gas passing through the gas pump is pure, the blockage and the damage to the gas pump can be reduced, and the service life of the gas pump can be prolonged.
(4) The display screen can display the detection data of the laser sensor more intuitively, so that people can observe the laser sensor conveniently.
(5) The temperature and humidity meter can be used for observing the temperature and humidity of gas in the heating and dehumidifying device, so that the temperature and humidity of the gas can be further regulated by the heating and dehumidifying device to increase the accuracy of a detection result.
[ description of the drawings ]
Fig. 1 is a schematic view of the three-dimensional structure of the gas particulate detection system of the present invention.
Description of reference numerals:
10. a gas particulate detection system; 11. a filter screen; 12. a cyclone separator; 13. a heating and dehumidifying device; 14. a laser sensor; 15. a filter; 16. an air pump; 17. and a power supply structure.
[ detailed description ] embodiments
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and the following embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Referring to fig. 1, the present invention provides a gas particulate matter detection system 10 for detecting the concentration of particulate matter PM2.5 or particulate matter PM10 in a gas, wherein the gas is local air, including but not limited to, air in offices and workshops. The gas particulate matter detection system 10 comprises a filter screen 11, a cyclone separator 12, a heating and dehumidifying device 13, a laser sensor 14, a filter 15, an air pump 16 and a power supply structure 17, wherein the cyclone separator 12, the heating and dehumidifying device 13, the laser sensor 14 and the air pump 16 are respectively electrically connected with the power supply structure 17 to be powered by the power supply structure 17, and the filter screen 11, the cyclone separator 12, the heating and dehumidifying device 13, the laser sensor 14, the filter 15 and the air pump 16 are sequentially communicated through pipelines. The gas sequentially passes through a filter screen 11, a cyclone separator 12, a heating and dehumidifying device 13, a laser sensor 14, a filter 15 and an air pump 16, wherein the filter screen 11 is used for filtering particles with the size larger than that of the particles PM2.5 or the particles PM10 in the point gas so as to prevent the larger particles from blocking the column pipeline or components and influencing the service life; the cyclone 12 is used for separating out particulate matter PM2.5 or particulate matter PM 10; the heating and dehumidifying device 13 preferably includes at least one PTC heating element (not shown), which heats the gas passing through the heating and dehumidifying device 13 by the PTC heating element to keep the gas in a constant temperature and humidity state, and can reduce the error of the gas entering from the rain weather or the relatively humid place to the detection result by heating the gas, thereby being beneficial to ensuring the accuracy of the data and being beneficial to people to perform targeted control on the local gas environment. Preferably, the number of the PTC heaters is not limited, and the number can be specifically set in combination with the size of the heating and dehumidifying device 13, the heating power of each PTC heater, and the temperature and humidity of the gas; the laser sensor 14 is used for detecting the concentration of the particulate matter PM2.5 or the particulate matter PM10 of the gas delivered from the heating and dehumidifying device 13; the filter 15 is used to filter particles from the gas delivered from the laser sensor 14, so that the gas flowing from the filter 15 through the gas pump 16 is relatively pure, the possibility of the gas pump 16 being blocked is reduced, and the service life of the gas pump 16 is prolonged. Preferably, the filter 15 may be provided with one or more, and the specific number may be set according to the degree of cleanliness of the gas in practice, so as to make the filter 15 reasonably usable; the air pump 16 is used for providing power, sucking air from the filter screen 11 and finally discharging the air from the air pump 16 so as to smoothly carry out the detection operation; the power supply structure 17 is used for supplying power to the gas particulate detection system 10, and the power supply structure is connected with an external power supply to obtain electric energy.
When this gaseous particulate matter detecting system 10 during operation, the air pump 16 work begins to bleed, gaseous filter screen 11 filters out behind the great particulate matter entering cyclone 12 and carries out the separation of target particulate matter PM2.5 or particulate matter PM10 so that follow-up detection, the gaseous after obtaining the separation of cyclone 12 flows to heating dehydrating unit 13 in through the air pump 16 extraction and heats and flows to laser sensor 14 department after reducing the influence that steam in the gas caused the testing result and carry out concentration detection, gaseous flow to air pump 16 after the operation that filters the particulate matter through filter 15 after carrying out concentration detection, air pump 16 is with comparatively pure gaseous exhaust. It will be appreciated that because the gas being sensed is a gas that is breathable by humans, such as local air, office air, etc., and is more pure after passing through the gas particulate detection system 10, there is no need for off-gas treatment of the gas exiting the gas pump 16.
As a deformation, gaseous particulate matter detecting system still includes the display screen, and the display screen respectively with power supply structure, laser sensor electric connection for show the particulate matter PM2.5 or the concentration of particulate matter PM10 that laser sensor detected, be convenient for people's observation, analysis, research.
As a deformation, the gas particle detection system further comprises a hygrothermograph, and the hygrothermograph is connected with one end of the heating and dehumidifying device, which is close to the laser sensor, and is used for measuring the temperature and the humidity of the gas in the heating and dehumidifying device. Further, the hygrothermograph is connected in the heating and dehumidifying device that is close to laser sensor pipeline one end to people can learn the humiture of gas when entering into laser sensor from the heating and dehumidifying device comparatively accurately. The temperature and humidity meter is arranged to facilitate observation of the temperature and humidity of the gas in the heating and dehumidifying device.
As a variation, the gas particle detection system further includes an adjusting device electrically connected to the heating and dehumidifying device and the power supply structure, respectively, and specifically, the adjusting device is electrically connected to the PTC heating element to adjust the heating power of the heating and dehumidifying device.
The above description is only for the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications made within the spirit of the present invention, equivalent replacements and improvements should be included in the scope of the present invention.
Claims (7)
1. A gas particulate matter detection system for detecting a concentration of particulate matter PM2.5 or particulate matter PM10 in a gas, characterized in that: gaseous particulate matter detecting system includes cyclone, heating dehydrating unit, laser sensor and air pump, cyclone, heating dehydrating unit, laser sensor and air pump pipeline intercommunication, heating dehydrating unit is used for heating gas, just laser sensor is used for detecting particulate matter PM2.5 or particulate matter PM 10's concentration, the air pump is used for extracting gas.
2. The gas particulate detection system of claim 1, wherein: the gas particulate matter detection system also comprises a filter screen, wherein the filter screen is arranged at one end of the cyclone separator and is connected with a pipeline of the cyclone separator to filter particulate matter larger than the size of particulate matter PM2.5 or PM 10.
3. The gas particulate detection system of claim 1, wherein: the gas particulate matter detection system further comprises at least one filter, and the filter is arranged between the laser sensor and the air pump and is respectively communicated with the laser sensor and the air pump pipeline.
4. The gas particulate detection system of claim 1, wherein: the gas particulate matter detection system further comprises a display screen, and the display screen is electrically connected with the laser sensor.
5. The gas particulate detection system of claim 1, wherein: the heating and dehumidifying device comprises at least one PTC heating element.
6. The gas particulate detection system of claim 1, wherein: the gas particulate matter detection system further comprises a hygrothermograph, and the hygrothermograph is connected with one end of the heating and dehumidifying device, which is close to the laser sensor.
7. The gas particulate detection system of claim 1, wherein: the gas particulate matter detection system further comprises an adjusting device, and the adjusting device is electrically connected with the heating and dehumidifying device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921536948.3U CN210690331U (en) | 2019-09-12 | 2019-09-12 | Gas particulate matter detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921536948.3U CN210690331U (en) | 2019-09-12 | 2019-09-12 | Gas particulate matter detection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210690331U true CN210690331U (en) | 2020-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921536948.3U Active CN210690331U (en) | 2019-09-12 | 2019-09-12 | Gas particulate matter detection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210690331U (en) |
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2019
- 2019-09-12 CN CN201921536948.3U patent/CN210690331U/en active Active
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