CN108982776B - Portable air detection device - Google Patents
Portable air detection device Download PDFInfo
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- CN108982776B CN108982776B CN201810913400.XA CN201810913400A CN108982776B CN 108982776 B CN108982776 B CN 108982776B CN 201810913400 A CN201810913400 A CN 201810913400A CN 108982776 B CN108982776 B CN 108982776B
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- G01—MEASURING; TESTING
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- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0031—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array
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Abstract
The invention discloses a portable air detection device, which comprises a base, wherein a cavity structure is arranged in the base, a detection mechanism and an integrated circuit board are arranged in the cavity structure, a connecting layer is connected with the upper part of the base in a threaded manner, a conical fixed seat is hermetically connected in the connecting layer, a first support column is connected with the periphery of the upper end of the connecting layer in a threaded manner, a support plate is fixedly connected with the upper part of the first support column, the middle part of the upper part of the support plate is fixedly connected with a cover plate, an air sampling mechanism is arranged on the inner side of the cover plate, the support plate is positioned on the outer side of the cover plate and is fixedly connected with a second support column, a fixed cover is fixedly connected with the upper end of the second support column, a bolt hole is formed in the fixed cover, and a hook is connected onto the bolt hole, the response time is short, the linearity is good, and the installation is carried, and is worth popularizing.
Description
Technical Field
The invention belongs to the technical field of air detection, and particularly relates to a portable air detection device.
Background
In recent years, people live more and more, but the air environment quality is worse and worse, the severe air environment seriously threatens the physical and mental health of people, and in the face of the severe air environment, China also sets out relevant air environment governing regulations and policies, and in daily life, people not only need to avoid the air quality deterioration caused by doing the air environment but also need to make precautionary measures to effectively avoid being influenced by the severe air environment. In order to better monitor the air quality, China establishes a plurality of air quality monitoring stations at present, and the content of various substances in the air is known through various air quality detection devices, so that the effective development of the air environment is promoted.
At present, the environmental protection department mainly adopts a color phase spectrometer as a gas detection device, although the detection precision and the sensitivity are very high, the cost of the instrument is high, the detection is long in time consumption, the field detection cannot be carried out, and the gas detection device has great limitation. Except for a non-portable belt, the existing gas detection device usually adopts a built-in power supply and cannot realize long-time uninterrupted operation on site.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a portable air detection device.
In order to achieve the purpose, the invention provides the following technical scheme:
a portable air detection device comprises a base, wherein a cavity structure is arranged inside the base, a detection mechanism and an integrated circuit board are arranged inside the cavity structure, a connecting layer is in threaded connection above the base, a conical fixing seat is in sealed connection inside the connecting layer, an air inlet is formed in the conical fixing seat, an air vent pipe is connected above the air inlet of the conical fixing seat, a first support column is in threaded connection with the periphery of the upper end of the connecting layer, a support disc is fixedly connected above the first support column, a cover plate is fixedly connected to the middle of the upper portion of the support disc, an air sampling mechanism is arranged on the inner side of the cover plate, the air sampling mechanism is connected with the air vent pipe, a second support column is fixedly connected to the outer side of the cover plate through the support disc, and a fixing cover is fixedly connected to the upper, the fixing cover is provided with a bolt hole, and the bolt hole is connected with a hook through a bolt.
Preferably, the detection mechanism comprises a PM2.5 detection submodule, an odor detection submodule, a formaldehyde detection submodule, a temperature detection submodule and a humidity detection submodule.
Preferably, the integrated circuit board is provided with a central processing unit, a wireless transmission module and an alarm module, the detection mechanism transmits the detected data to the central processing unit, and the central processing unit respectively transmits the data to the alarm module and the cloud platform end through the wireless communication module.
Preferably, a display screen is embedded in one side of the base and is connected with the central processing unit through a cable.
Preferably, the cavity structure inside the base is further provided with a power module, the power module is a lithium battery pack, a USB charging connector is connected to the lithium battery pack, and the USB charging connector is located on the base.
Preferably, the PM2.5 detection submodule is a PM2.5 detection module of Hanwang blue sky, the PM2.5 detection submodule leads stable air flow to pass through the vent pipe, meanwhile, a plurality of optical sensors are arranged at the air inlet at the lower end of the vent pipe, so that the tangential movement speed, the normal movement speed, the particle size and the reflection intensity information of the particles can be accurately obtained, the size of the particles can be accurately judged by using the particle size and the reflection intensity information, meanwhile, the number of particles in unit time is measured by a sensor, the total particle mass is calculated by applying a statistical principle, therefore, the concentration of particles concerned in the air is obtained in real time, the aim of detecting PM2.5 is achieved, the peculiar smell detection submodule is an MP901VOC detection element, the formaldehyde detection submodule is a formaldehyde sensor EC811-CH2O, the model of the temperature detection submodule is a Japan forest electrician HAYASHI DENKO platinum resistance temperature measurement element, and the model of the humidity detection submodule is Humirel corporation HM 1500.
Preferably, the air sampling mechanism is an ASD-TC5801 air sampling detector.
The invention has the technical effects and advantages that: according to the portable air detection device, the cavity structure is arranged inside the base through the arranged base, the detection mechanism and the integrated circuit board are arranged inside the cavity structure, data processing is convenient to conduct, the first supporting column is connected to the periphery of the upper end of the connecting layer in a threaded mode, the supporting plate is fixedly connected to the upper portion of the first supporting column, the cover plate is fixedly connected to the middle portion of the upper portion of the supporting plate, the air sampling mechanism is arranged on the inner side of the cover plate and connected with the ventilating pipe, the second supporting column is fixedly connected to the outer side of the cover plate, the fixing cover is fixedly connected to the upper end of the second supporting column, the bolt hole is formed in the fixing cover, and the bolt hole is connected with the hook through the bolt.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a base structure of the present invention;
FIG. 3 is a schematic view of a connecting layer structure according to the present invention;
FIG. 4 is a schematic structural diagram of a detecting mechanism according to the present invention;
FIG. 5 is a schematic diagram of the system of the present invention.
In the figure: the device comprises a base 1, a cavity 2, a connecting layer 3, a detection mechanism 4, a detection submodule 401 PM2.5, a peculiar smell detection submodule 402, a formaldehyde detection submodule 403, a temperature detection submodule 404, a humidity detection submodule 405, a conical fixing seat 5, a vent pipe 6, a first support column 7, a support plate 8, a second support column 9, a fixing cover 10, bolt holes 11, hooks 12, an air inlet hole 13, a cover plate 14, an air sampling mechanism 15, an integrated circuit board 16 and a display screen 17.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
Referring to fig. 1-5, a portable air detection device comprises a base 1, a cavity structure 2 is arranged inside the base 1, a detection mechanism 4 and an integrated circuit board 16 are arranged inside the cavity structure 2, a connection layer 3 is in threaded connection with the upper side of the base 1, a conical fixed seat 5 is in sealed connection with the inside of the connection layer 3, an air inlet 13 is arranged on the conical fixed seat 5, a vent pipe 6 is connected above the air inlet 13 of the conical fixed seat 5, a first support column 7 is in threaded connection with the periphery of the upper end of the connection layer 3, a support disc 8 is fixedly connected above the first support column 7, a cover plate 14 is fixedly connected to the middle of the upper side of the support disc 8, an air sampling mechanism 15 is arranged on the inner side of the cover plate 14, the air sampling mechanism 15 is connected with the vent pipe 6, and a second support column 9 is fixedly connected to the outer side of the cover plate, the upper end fixedly connected with fixed lid 10 of second support column 9, fixed lid 10 is gone up to open has bolt hole 11, there is couple 12 through bolted connection on the bolt hole 11.
Specifically, the detection mechanism 4 includes a PM2.5 detection submodule 401, an odor detection submodule 402, a formaldehyde detection submodule 403, a temperature detection submodule 404, and a humidity detection submodule 405.
Specifically, a central processing unit, a wireless transmission module and an alarm module are arranged on the integrated circuit board 16, the detection mechanism 4 transmits detected data to the central processing unit, and the central processing unit respectively performs data transmission with the alarm module and the cloud platform end through the wireless communication module.
Specifically, one side of base 1 is inlayed display screen 17, pass through cable junction between display screen 17 and the central processing unit.
Specifically, the cavity structure 2 inside the base 1 is further provided with a power supply module, the power supply module is a lithium battery pack, a USB charging connector is connected to the lithium battery pack, and the USB charging connector is located on the base 1.
Specifically, the PM2.5 detection submodule 401 is a PM2.5 detection module of the hanwang blue sky, the PM2.5 detection submodule 401 allows stable air flow to pass through the vent pipe 6, meanwhile, a plurality of optical sensors are arranged at the air inlet 13 at the lower end of the vent pipe 6, so that the tangential movement speed, the normal movement speed, the particle size and the reflection intensity information of the particles can be accurately obtained, the size of the passing particles can be accurately judged by using the particle size and the reflection intensity information, meanwhile, the number of particles in unit time is measured by a sensor, the total particle mass is calculated by applying a statistical principle, therefore, the concentration of particles concerned in the air is obtained in real time, the aim of detecting PM2.5 is achieved, the peculiar smell detection submodule is an MP901VOC detection element, the formaldehyde detection submodule is a formaldehyde sensor EC811-CH2O, the model of the temperature detection submodule is a Japan forest electrician HAYASHIDENKO platinum resistance temperature measurement element, and the model of the humidity detection submodule is Humirel corporation HM 1500.
Specifically, the air sampling mechanism 15 is an ASD-TC5801 air sampling probe.
In summary, the following steps: the portable air detection device of the invention is characterized in that a cavity structure 2 is arranged inside a base 1 through the arranged base, a detection mechanism 4 and an integrated circuit board 16 are arranged inside the cavity structure 2, the data processing is convenient, a first support column 7 is connected with the periphery of the upper end of a connecting layer 3 in a threaded manner, a support plate 8 is fixedly connected above the first support column 7, a cover plate 14 is fixedly connected to the middle part of the upper part of the support plate 8, an air sampling mechanism 15 is arranged on the inner side of the cover plate 14, the air sampling mechanism 15 is mutually connected with an air pipe 6, a second support column 9 is fixedly connected to the outer side of the cover plate 14 of the support plate 8, a fixed cover 10 is fixedly connected to the upper end of the second support column 9, a bolt hole 11 is formed in the fixed cover 10, a small hook 12 is connected to the bolt hole 11 through a bolt, the, the linearity is good, and the installation is carried, is worth widelys popularization.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (7)
1. A portable air detection device, includes base (1), its characterized in that: the air sampling device is characterized in that a cavity structure (2) is arranged inside the base (1), a detection mechanism (4) and an integrated circuit board (16) are arranged inside the cavity structure (2), a connecting layer (3) is connected to the top of the base (1) in a threaded manner, a conical fixing seat (5) is connected to the inside of the connecting layer (3) in a sealing manner, an air inlet (13) is formed in the conical fixing seat (5), a vent pipe (6) is connected to the upper portion of the air inlet (13) of the conical fixing seat (5), a first supporting column (7) is connected to the periphery of the upper end of the connecting layer (3) in a threaded manner, a supporting disk (8) is fixedly connected to the upper portion of the first supporting column (7), an air sampling cover plate mechanism (15) is arranged on the inner side of the cover plate (14), and the air sampling mechanism (15) is connected with the vent pipe (6, the utility model discloses a cover plate, including supporting disk (8), fixed cover (10), bolt hole (11) are opened on fixed cover (10), be located outside fixedly connected with second support column (9) of cover plate (14) in supporting disk (8), the upper end fixedly connected with fixed cover (10) of second support column (9), there is couple (12) through bolted connection on bolt hole (11).
2. A portable air detection unit according to claim 1, wherein: the detection mechanism (4) comprises a PM2.5 detection submodule (401), an odor detection submodule (402), a formaldehyde detection submodule (403), a temperature detection submodule (404) and a humidity detection submodule (405).
3. A portable air detection unit according to claim 1, wherein: the integrated circuit board (16) is provided with a central processing unit, a wireless transmission module and an alarm module, the detection mechanism (4) transmits detected data to the central processing unit, and the central processing unit respectively transmits the data to the alarm module and the cloud platform end through the wireless communication module.
4. A portable air detection unit according to claim 1, wherein: display screen (17) have been inlayed to one side of base (1), pass through cable junction between display screen (17) and the central processing unit.
5. A portable air detection unit according to claim 1, wherein: the cavity structure (2) in the base (1) is further provided with a power supply module, the power supply module is a lithium battery pack, a USB charging connector is connected to the lithium battery pack, and the USB charging connector is located on the base (1).
6. A portable air detection unit according to claim 2, wherein: the PM2.5 detection submodule (401) is a PM2.5 detection module of a Hanwang blue sky, the PM2.5 detection submodule (401) enables stable airflow to pass through the vent pipe (6), meanwhile, a plurality of optical sensors are arranged at an air inlet hole (13) at the lower end of the vent pipe (6), information of tangential movement speed, normal movement speed, particle size and reflection intensity of particles can be accurately obtained, the size of the passing particles can be accurately determined by using the information of the particle size and the reflection intensity, the number of the particles in unit time is measured by the sensors, the total particle mass is calculated by applying a statistical principle, the concentration of the particles concerned in the air is obtained in real time, and the purpose of detecting the PM2.5 is achieved, the VOC detection submodule (402) is a VOC detection sensor, the formaldehyde detection submodule (403) is a formaldehyde sensor EC811-CH2O, the temperature detection submodule (404) is a temperature sensor, The humidity detection submodule (405) is a humidity sensor.
7. A portable air detection unit according to claim 1, wherein: the air sampling mechanism (15) is an ASD-TC5801 air sampling detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810913400.XA CN108982776B (en) | 2018-08-13 | 2018-08-13 | Portable air detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810913400.XA CN108982776B (en) | 2018-08-13 | 2018-08-13 | Portable air detection device |
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| Publication Number | Publication Date |
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| CN108982776A CN108982776A (en) | 2018-12-11 |
| CN108982776B true CN108982776B (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810913400.XA Active CN108982776B (en) | 2018-08-13 | 2018-08-13 | Portable air detection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2808675A1 (en) * | 2013-05-31 | 2014-12-03 | Sensirion AG | Integrated metal oxide chemical sensor |
| CN203881678U (en) * | 2014-04-22 | 2014-10-15 | 煤科集团沈阳研究院有限公司 | Portable SF6 detection device underground coal mine |
| CN205210643U (en) * | 2015-12-21 | 2016-05-04 | 河南龙宇信息技术有限公司 | A monitoring system for air quality in monitoring vehicle |
| CN205262920U (en) * | 2015-12-30 | 2016-05-25 | 天津普斯泰科技发展有限公司 | Portable PM2. 5 air monitor |
| CN205719076U (en) * | 2016-04-18 | 2016-11-23 | 金陵科技学院 | A kind of portable air detection device |
| CN205749040U (en) * | 2016-05-11 | 2016-11-30 | 河南汉威智慧安全科技有限公司 | Portable gas content detection analyser |
| CN105841747A (en) * | 2016-05-25 | 2016-08-10 | 苏州铭冠软件科技有限公司 | Portable environment detection instrument |
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Address after: 230601 floor 14, building A3, intelligent equipment science and Technology Park, No. 3693, Susong Road, Hefei Economic and Technological Development Zone, Anhui Province Applicant after: ANHUI AVATAR TECHNOLOGY Co.,Ltd. Address before: 230601 floor 6, innovation square, South South Yanhu high tech R & D base, Xiyou Road East, ciguang Road, economic and Technological Development Zone, Hefei (Tsinghua Science and Technology City, Hefei) Applicant before: ANHUI AVATAR TECHNOLOGY Co.,Ltd. |
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