CN206531755U - PM2.5 concentration detection apparatus - Google Patents
PM2.5 concentration detection apparatus Download PDFInfo
- Publication number
- CN206531755U CN206531755U CN201720095049.9U CN201720095049U CN206531755U CN 206531755 U CN206531755 U CN 206531755U CN 201720095049 U CN201720095049 U CN 201720095049U CN 206531755 U CN206531755 U CN 206531755U
- Authority
- CN
- China
- Prior art keywords
- accommodating chamber
- housing
- face
- chamber
- laser
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The utility model provides a kind of PM2.5 concentration detection apparatus, including：The first accommodating chamber, the second accommodating chamber and the 3rd accommodating chamber are provided with housing, housing, the first accommodating chamber is connected with the second accommodating chamber, and the second accommodating chamber is connected with the 3rd accommodating chamber, and air inlet is provided with housing, air inlet is connected with the second accommodating chamber；Optoelectronic induction detection module, optoelectronic induction detection module is arranged on housing, and the photoelectric testing sensor on optoelectronic induction detection module is located at the second accommodating chamber；Laser emission component, Laser emission component is arranged in the first accommodating chamber, and the laser light irradiation that Laser emission component is irradiated passes through the sensitive surface of photoelectric testing sensor；Blower fan, blower fan has air inlet and exhaust outlet, and air inlet is connected with the 3rd accommodating chamber.The PM2.5 concentration that people in the prior art can not be directly to surrounding air is solved using the technical solution of the utility model to carry out quantifying the problem of metering is to know local environment air quality situation.
Description
Technical field
The utility model is related to Detection of Air Quality equipment technical field, in particular it relates to which a kind of PM2.5 Concentration Testings are filled
Put.
Background technology
The great fine particle of harmfulness is contained in the today's society that industrial development is swift and violent, the waste gas of industrial discharge
(i.e. PM2.5), in addition, the vehicle of traveling on the way is more and more, fine particle is equally contained in the tail gas that vehicle is discharged,
This heavy damage ambient air quality, and had a strong impact on the healthy of people.But, people are difficult to rely on visual impression
Official carries out quantifying metering to know local environment air quality situation to the PM2.5 concentration of surrounding air.
Utility model content
The purpose of this utility model is to provide a kind of PM2.5 concentration detection apparatus, it is intended to solve people in the prior art
PM2.5 concentration that can not be directly to surrounding air carries out quantifying the problem of metering is to know local environment air quality situation.
In order to solve the above technical problems, the technical solution of the utility model is：A kind of PM2.5 concentration detection apparatus is provided,
Including：The first accommodating chamber, the second accommodating chamber and the 3rd accommodating chamber are provided with housing, housing, the first accommodating chamber is accommodated with second
Chamber is connected, and the second accommodating chamber is connected with the 3rd accommodating chamber, and air inlet, air inlet and the second accommodating chamber phase are provided with housing
Connection；Optoelectronic induction detection module, optoelectronic induction detection module is arranged on housing, and the photoelectricity on optoelectronic induction detection module
Detection sensor is located at the second accommodating chamber；Laser emission component, Laser emission component is arranged in the first accommodating chamber, Laser emission
The laser light irradiation that component is irradiated is to the second accommodating chamber and by the sensitive surface of photoelectric testing sensor；Blower fan, blower fan tool
There are air inlet and exhaust outlet, air inlet is connected with the 3rd accommodating chamber.
Alternatively, housing includes：Drain pan；Face-piece, face-piece is hermetically covered and is located on drain pan, be provided with face-piece first through hole and
Second through hole, the lateral surface and photoelectric testing sensor that optoelectronic induction detection module is arranged on face-piece is extended into through first through hole
In second accommodating chamber, blower fan is arranged on the lateral surface of face-piece and air inlet is connected with the second through hole.
Alternatively, housing also includes protection cap, and protection cap covers the pcb board of optoelectronic induction detection module, and protection cap is close
Capping is located on face-piece.
Alternatively, it is provided with drain pan on the chamber of the first delustring half, face-piece and is provided with the chamber of the second delustring half, the chamber of the first delustring half
Delustring room is cooperatively formed with the chamber of the second delustring half, the laser beam of Laser emission component irradiation is consumed after entering delustring room.
Alternatively, multiple fold faces, the laser beam quilt of Laser emission component irradiation are provided with the internal face of delustring room
Multiple fold face reflections are consumed.
Alternatively, Laser emission component includes laser generator and focusing lens, and laser generator is arranged on first and accommodated
Intracavitary, the laser beam that focusing lens are located between the first accommodating chamber and the second accommodating chamber and irradiated positioned at laser generator
In light path.
In the utility model, ambient air quality is detected using the PM2.5 concentration detection apparatus, in leading for blower fan
Under drawing, the air-flow of surrounding air is from the air inlet of housing enters and is circulated to the second accommodating chamber, and Laser emission component is irradiated
The laser beam gone out is irradiated in the sensitive surface of photoelectric testing sensor to the air-flow for flowing through the second accommodating chamber, so that photoelectricity
Inductive pick-up will sense the PM2.5 detected amounts of particles data, and be examined according to the amounts of particles data in optoelectronic induction
Survey in module and calculate analysis so as to draw the PM2.5 concentration datas in surrounding air, then air-flow continues leading in blower fan
Exhaust outlet outflow under drawing on blower fan, user can be quickly and easily empty to local environment using the PM2.5 detection means
The PM2.5 concentration of gas is detected, so as to obtain ambient air quality situation at this.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of PM2.5 concentration detection apparatus of the present utility model；
Fig. 2 is the decomposition texture schematic diagram of the embodiment of PM2.5 concentration detection apparatus of the present utility model；
Fig. 3 is the knot at the first visual angle after the completion of the assembling of the embodiment of PM2.5 concentration detection apparatus of the present utility model
Structure schematic diagram；
Fig. 4 is the knot at the second visual angle after the completion of the assembling of the embodiment of PM2.5 concentration detection apparatus of the present utility model
Structure schematic diagram.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being arranged at " another element, it can be directly another
On one element or it is connected on another element.When an element is referred to as " being connected to " another element, it can be with
It is directly to another element or is indirectly connected on another element.
It should also be noted that, the orientation term such as left and right, upper and lower in the present embodiment, be only each other relative concept or
Using the normal operating condition of product as reference, and it should not be regarded as restrictive.
PM2.5, Chinese " fine particle " refers to that aerodynamics equivalent diameter is less than or equal to 2.5 in surrounding air
The particulate matter of micron, it has a major impact to air quality and visibility etc., compared with thicker Atmospheric particulates, fine particle
Particle diameter is small, and rich in substantial amounts of poisonous and harmful substances, and fine particle atmospheric residence time length, fed distance are remote, thus right
The influence of health and atmosphere quality is bigger, and research shows, the particle size in air is smaller to health
Harm is bigger.
As shown in Figures 1 to 4, the PM2.5 concentration detection apparatus of the present embodiment includes housing 10, optoelectronic induction detection module
20th, the first accommodating chamber 11, the second accommodating chamber 12 and the 3rd accommodating chamber are provided with Laser emission component 30 and blower fan 40, housing 10
13, the first accommodating chamber 11 is connected with the second accommodating chamber 12, and the second accommodating chamber 12 is connected with the 3rd accommodating chamber 13, and housing 10
On be provided with air inlet 14, air inlet 14 is connected with the second accommodating chamber 12, optoelectronic induction detection module 20 be arranged on housing 10
On, and photoelectric testing sensor 21 on optoelectronic induction detection module 20 is located at the second accommodating chamber 12, Laser emission component 30 is set
Put in the first accommodating chamber 11, the laser light irradiation that Laser emission component 30 is irradiated is to the second accommodating chamber 12 and passes through light
The sensitive surface of electro-detection sensor 21, blower fan 40 has air inlet and exhaust outlet 41, and air inlet is connected with the 3rd accommodating chamber 13.
Ambient air quality is detected using the PM2.5 concentration detection apparatus, blower fan 40 is opened, in leading for blower fan 40
Under drawing, the air-flow of surrounding air enters and is circulated in the second accommodating chamber 12 from the air inlet 14 of housing 10, holds installed in first
Receive chamber 11 the laser beam that is irradiated of Laser emission component 30 in the sensitive surface of photoelectric testing sensor 21 to flowing through
The air-flow of two accommodating chambers 12 is irradiated, so that photoelectric testing sensor 21 will sense the PM2.5 detected amounts of particles number
According to, and carry out calculating analysis drawing in surrounding air in optoelectronic induction detection module 20 according to the amounts of particles data
PM2.5 concentration datas, the exhaust outlet 41 that then air-flow continues under the traction of blower fan 40 on blower fan 40 flows out.User uses
The PM2.5 detection means can be quickly and easily to local environment air PM2.5 concentration detect, so as to obtain at this
Ambient air quality situation, especially with the indoor air quality condition of person, user can be according to detected
The data of ambient air quality situation take the clean measure of appropriate air filtration, i.e., as the PM2.5 in indoor surrounding air
When concentration is higher, then air filtration cleaning is carried out to indoor air using air cleaner, if indoor surrounding air
In PM2.5 concentration be normal health value, now then can be neglected.
In the present embodiment, display panel can be set to come to obtained by calculating analysis on optoelectronic induction detection module 20
PM2.5 concentration datas are shown, or can be realized by external-connection displayer and optoelectronic induction detection module 20 electrically connect with
Shown to calculating the PM2.5 concentration datas obtained by analyzing, or data are set in optoelectronic induction detection module 20
Signal projector, by the way that the PM2.5 concentration datas calculated obtained by analyzing are sent to display devices such as mobile phone, tablet personal computers
Signal is to carry out display data.
As depicted in figs. 1 and 2, each composition component is installed for convenience, therefore, housing 10 includes drain pan 101
With face-piece 102, face-piece 102 is hermetically covered and is located on drain pan 101, and passes through the company of being arranged between drain pan 101 and face-piece 102
Connect the screw in screw hole 50 be fastenedly connected (attachment screw hole 50 is opened on drain pan 101, and on face-piece 102 set
Have the screwed hole accordingly with screw fit, in the present embodiment, be fastenedly connected altogether using three screws), on face-piece 102
The through hole 1022 of first through hole 1021 and second is provided with, optoelectronic induction detection module 20 is arranged on the lateral surface and photoelectricity of face-piece 102
Detection sensor 21 is extended into the second accommodating chamber 12 through first through hole 1021, and blower fan 40 is arranged on the lateral surface of face-piece 102
Upper and air inlet is connected with the second through hole 1022.Drain pan 101 and face-piece 102 just formd after covering the first accommodating chamber 11,
Second accommodating chamber 12 and the 3rd accommodating chamber 13, and the air-flow of surrounding air detects by optoelectronic induction flowing through the second accommodating chamber 12
Module 20 detect during by fully to extraneous light carry out shading treatment (i.e. air-flow in the second accommodating chamber 12 only by
The light irradiation that Laser emission component 30 is irradiated).
Because the pcb board 22 of optoelectronic induction detection module 20 is mounted on the lateral surface of face-piece 102, thus this implementation
The housing 10 of example also includes protection cap 103, and protection cap 103 covers the pcb board 22 of optoelectronic induction detection module 20, and protection cap
103 closures are located on face-piece 102, so as to be protected to the formation of pcb board 22.
With reference to shown in referring to Fig. 1 to Fig. 4, in the present embodiment, the chamber 1010 of the first delustring half, face are provided with drain pan 101
The chamber 1020 of the second delustring half is provided with shell 102, the chamber 1010 of the first delustring half and the chamber 1020 of the second delustring half cooperatively form delustring
Room 200, the laser beam that Laser emission component 30 irradiates is consumed after entering delustring room 200.Specifically, delustring room 200
Multiple fold faces 201 are provided with internal face, the laser beam that Laser emission component 30 irradiates is disappeared by the reflection of multiple fold faces 201
Consume.After the laser light irradiation that Laser emission component 30 is irradiated enters in delustring room 200, laser beam is via more
Individual fold face 201 carries out multiple reflections and can not reflected away from the direction for entering delustring room 200, so as to eliminate reflected light pair
Fine particle in air-flow carries out after-sun, improves the accuracy of detection of the PM2.5 concentration detection apparatus.
Preferably, the Laser emission component 30 of the present embodiment includes laser generator 31 and focusing lens 32, and laser occurs
Device 31 is arranged in the first accommodating chamber 11, and focusing lens 32 are located between the first accommodating chamber 11 and the second accommodating chamber 12 and positioned at sharp
In the light path for the laser beam that optical generator 31 is irradiated.So, the laser beam produced by laser generator 31 is by poly-
Focus lens 32 irradiate the sensitive surface by photoelectric testing sensor 21 again after being converged, so as to improve laser light irradiation gas
The light ray energy of fine particle in stream, to reach more accurate Detection results.
Illustrate：Air current flow direction and flow path of the black arrow for surrounding air in Fig. 1.
Preferred embodiment of the present utility model is these are only, it is all in this practicality not to limit the utility model
Any modifications, equivalent substitutions and improvements made within new spirit and principle etc., should be included in guarantor of the present utility model
Within the scope of shield.
Claims (6)
1. a kind of PM2.5 concentration detection apparatus, it is characterised in that including：
The first accommodating chamber (11), the second accommodating chamber (12) and the 3rd accommodating chamber are provided with housing (10), the housing (10)
(13), first accommodating chamber (11) is connected with second accommodating chamber (12), second accommodating chamber (12) and described the
Three accommodating chambers (13) are connected, and air inlet (14) is provided with the housing (10), and the air inlet (14) is held with described second
Chamber (12) of receiving is connected；
Optoelectronic induction detection module (20), the optoelectronic induction detection module (20) is arranged on the housing (10), and described
Photoelectric testing sensor (21) on optoelectronic induction detection module (20) is located at second accommodating chamber (12)；
Laser emission component (30), the Laser emission component (30) is arranged in first accommodating chamber (11), the laser
The laser light irradiation that emitting module (30) is irradiated is to second accommodating chamber (12) and passes through the photoelectric testing sensor
(21) sensitive surface；
Blower fan (40), the blower fan (40) has air inlet and exhaust outlet (41), the air inlet and the 3rd accommodating chamber
(13) it is connected.
2. PM2.5 concentration detection apparatus as claimed in claim 1, it is characterised in that the housing (10) includes：
Drain pan (101)；
Face-piece (102), the face-piece (102) is hermetically covered and is located on the drain pan (101), and is provided with the face-piece (102)
One through hole (1021) and the second through hole (1022), the optoelectronic induction detection module (20) are arranged on the outer of the face-piece (102)
It is interior that side and the photoelectric testing sensor (21) extend into second accommodating chamber (12) through the first through hole (1021),
The blower fan (40) is arranged on the lateral surface of the face-piece (102) and the air inlet is connected with second through hole (1022)
It is logical.
3. PM2.5 concentration detection apparatus as claimed in claim 2, it is characterised in that the housing (10) also includes protection cap
(103), the protection cap (103) covers the pcb board (22) of the optoelectronic induction detection module (20), and the protection cap
(103) closure is located on the face-piece (102).
4. PM2.5 concentration detection apparatus as claimed in claim 2, it is characterised in that be provided with first on the drain pan (101)
The chamber of the second delustring half (1020), the chamber of the first delustring half (1010) are provided with the chamber of delustring half (1010), the face-piece (102)
Delustring room (200), the laser light of Laser emission component (30) irradiation are cooperatively formed with the chamber of the second delustring half (1020)
Line is consumed after entering the delustring room (200).
5. PM2.5 concentration detection apparatus as claimed in claim 4, it is characterised in that on the internal face of the delustring room (200)
Multiple fold faces (201) are provided with, the laser beam of Laser emission component (30) irradiation is by multiple fold faces (201)
Reflection is consumed.
6. the PM2.5 concentration detection apparatus as any one of claim 1 to 5, it is characterised in that the Laser emission group
Part (30) includes laser generator (31) and focusing lens (32), and the laser generator (31) is arranged on first accommodating chamber
(11) in, the focusing lens (32) are located between first accommodating chamber (11) and second accommodating chamber (12) and positioned at institute
In the light path for stating the laser beam that laser generator (31) is irradiated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720095049.9U CN206531755U (en) | 2017-01-24 | 2017-01-24 | PM2.5 concentration detection apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720095049.9U CN206531755U (en) | 2017-01-24 | 2017-01-24 | PM2.5 concentration detection apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206531755U true CN206531755U (en) | 2017-09-29 |
Family
ID=59920590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720095049.9U Active CN206531755U (en) | 2017-01-24 | 2017-01-24 | PM2.5 concentration detection apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206531755U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110281744A (en) * | 2019-05-31 | 2019-09-27 | 江苏日盈电子股份有限公司 | Air quality detecting device and its detection method |
| CN110658114A (en) * | 2018-06-29 | 2020-01-07 | 研能科技股份有限公司 | Gas monitoring device |
-
2017
- 2017-01-24 CN CN201720095049.9U patent/CN206531755U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110658114A (en) * | 2018-06-29 | 2020-01-07 | 研能科技股份有限公司 | Gas monitoring device |
| CN110281744A (en) * | 2019-05-31 | 2019-09-27 | 江苏日盈电子股份有限公司 | Air quality detecting device and its detection method |
| CN110281744B (en) * | 2019-05-31 | 2023-08-08 | 江苏日盈电子股份有限公司 | Air quality detection device and detection method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206531755U (en) | PM2.5 concentration detection apparatus | |
| CN106769744A (en) | A kind of vehicle-mounted laser dust sensor | |
| JP2019523890A (en) | PM2.5 detector | |
| CN104749075A (en) | Air particle detecting device and method | |
| CN108760665A (en) | A kind of rectilinear motor-vehicle tail-gas remote sensing detection system | |
| CN207396276U (en) | Air quality detecting device | |
| CN107991210A (en) | Sensor | |
| CN206161462U (en) | Atmosphere particulate matter detection device | |
| CN205317624U (en) | Photoelectric sensor that PM2. 5 used in detection air | |
| CN209821020U (en) | Air quality detection device and vehicle | |
| CN106290089A (en) | A kind of high-precision miniaturization particulate matter sensors | |
| TWI603066B (en) | Particle sensing device and electronic apparatus having the same | |
| CN206772815U (en) | A kind of gas cell of variable light path | |
| CN106990016A (en) | A kind of dust sensor | |
| CN206892024U (en) | A kind of vehicle-mounted inflammable thing gas detecting instrument | |
| CN206321563U (en) | A kind of multifunctional food safely and fast detector | |
| CN206876541U (en) | A kind of vehicle-mounted survey haze instrument | |
| CN207066930U (en) | Dust concentration detection means with dust sensor | |
| CN207231992U (en) | Gas detector with gas sensor module | |
| CN114965197A (en) | Atmospheric particulate monitoring device combining beta-ray method and charge method | |
| CN207923663U (en) | A kind of dust particle detection sensor and the dust detector including the sensor | |
| CN207350713U (en) | Intelligent fresh air controller | |
| CN218546459U (en) | PM2.5 detector | |
| RU2672787C2 (en) | Automatic signaling device (asb1) and method of determining in air of bioimpurities | |
| CN212008230U (en) | Laser scattering detects particulate matter device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Nanshan District Xili white Wangsong White Road industrial area 19 Building five Piovan letter Patentee after: Shenzhen City Huasheng Technology Industry Limited by Share Ltd Address before: 518000 Guangdong city of Shenzhen province Nanshan District Xili white Wangsong White Road industrial area 19 Building five Piovan letter Patentee before: Shenzhen Everbest Machinery Industry Co., Ltd. |