CN206470249U - A kind of binary channels air quality detecting device - Google Patents
A kind of binary channels air quality detecting device Download PDFInfo
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- CN206470249U CN206470249U CN201720077961.1U CN201720077961U CN206470249U CN 206470249 U CN206470249 U CN 206470249U CN 201720077961 U CN201720077961 U CN 201720077961U CN 206470249 U CN206470249 U CN 206470249U
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Abstract
The utility model discloses in a kind of binary channels air quality detecting device, housing and forms the first inlet channel and the second inlet channel；PCB components are installed in the housing, and first laser module and the first silicon photoelectric diode are arranged on PCB components, are electrically connected respectively with PCB components, and first laser module transmitting terminal is located in the first inlet channel, and the first silicon photoelectric diode is placed in the first inlet channel；Second laser module and the second silicon photoelectric diode are arranged on PCB components, are electrically connected respectively with PCB components, and second laser module transmitting terminal is located in the second inlet channel, and the second silicon photoelectric diode is placed in the second inlet channel；In the housing, the inlet end of blower fan connects the outlet side of the first inlet channel and the second inlet channel, the exhaust end connection outside atmosphere of blower fan to assembling simultaneously.The utility model small volume, simple in construction, use cost is low, and detects more accurate.
Description
Technical field
The utility model is related to air detection equipment technical field, refers in particular to a kind of binary channels Detection of Air Quality dress
Put.
Background technology
In the prior art, the vehicular air purifier of early stage, in-car air quality is detected by PM2.5 air borne sensors,
For in-car air purifier, the air purifier can only detect in-car air quality, and can not detect air quality outside car.
To solve the above problems, the applicant's Application No. 201620940645.8 proposes a kind of changeable air of multichannel
Quality detection module, including housing, group set threeway on the housing, valve, motor, connecting tube, air borne sensor, blower fan with
And controller；The internal sample interface of external sampling interface and connection inner air of the housing provided with connection extraneous air, three
Logical to be provided with first interface, second interface and the 3rd interface, first interface docking external sampling interface, second interface docking inside is adopted
Sample interface, valve is arranged on the passage that first interface and second interface are connected with the 3rd interface, and motor connection, in motor
Driving under break-make first interface or second interface, the 3rd interface is connected by connecting tube with air borne sensor, and blower fan is arranged on
At the venthole of air borne sensor, motor, blower fan and air borne sensor are electrically connected with the controller.
The changeable detection of air quality module of multichannel can detect in-car air quality, can also detect car outer space
Makings amount, however, it need to use stepper motor and triple valve so that overall volume is larger, and structure is complex.
Utility model content
The purpose of this utility model is to provide a kind of binary channels air quality detecting device, and its small volume is simple in construction,
Use cost is low, and detects more accurate.
In order to reach above-mentioned purpose, solution of the present utility model is：
A kind of binary channels air quality detecting device, including housing, first laser module, the first silicon photoelectric diode,
Dual-laser module, the second silicon photoelectric diode, PCB components and blower fan；The first inlet channel is formed in housing and the second air inlet is logical
Road；PCB components are installed in the housing, and first laser module and the first silicon photoelectric diode are arranged on PCB components, respectively with
PCB components are electrically connected, and first laser module transmitting terminal is located in the first inlet channel, and the first silicon photoelectric diode is placed in first and entered
In gas passage；Second laser module and the second silicon photoelectric diode are arranged on PCB components, are electrically connected respectively with PCB components, the
Dual-laser module transmitting terminal is located in the second inlet channel, and the second silicon photoelectric diode is placed in the second inlet channel；Blower fan is pacified
In the housing, the inlet end of blower fan connects the outlet side of the first inlet channel and the second inlet channel, the exhaust of blower fan to dress simultaneously
End connection outside atmosphere.
Further, in addition to the first air borne sensor and the second air borne sensor；First air borne sensor and the second air
Sensor is arranged on PCB components, is electrically connected with PCB components；First air borne sensor is placed in the first inlet channel, and second is empty
Gas sensor is placed in the second inlet channel.
Further, first laser is set to reflect ring and second laser refraction ring, first laser refraction ring position in housing respectively
In the front of first laser module transmitting terminal, second laser refraction ring is located at the front of second laser module transmitting terminal.
Further, blower fan is Sirocco fan.
Further, housing includes lower cover, middle shell and upper lid；Middle shell is arranged on lower lid, and the first air inlet is formed on middle shell and is led to
Groove and the second air inlet groove, PCB components are covered to form the first inlet channel and the second inlet channel on middle shell, on
Lid is arranged on and covered on the middle shell after PCB components.
Further, the first inlet channel and the second inlet channel are set to bent, and overall is in " Z " font.
Further, first laser module and second laser module are PM2.5 laser modules.
After such scheme, the first inlet channel and the second inlet channel are formed in the utility model housing, first enters
Set in gas passage in first laser module and the first silicon photoelectric diode, the second inlet channel and second laser module and the are set
Two silicon photoelectric diodes；The inlet end of blower fan connects the outlet side of the first inlet channel and the second inlet channel simultaneously, blower fan
Exhaust end connects outside atmosphere.When detecting air quality, wherein the in-car air of inlet channel connection, another inlet channel connects
Outer air is picked up, two-way independent detection air flue is formed, is discharged by exhaust fan, PCB components arrangement laser module, laser is passed through
Dust particle scattered light in air flue, air flue feeds back to silicon photoelectric diode, and silicon photoelectric diode potential change passes through circuit number
PM2.5 numerical value is drawn according to processing.
Therefore, the utility model is without using stepper motor and triple valve, its small volume, and simple in construction, use cost is low.
Moreover, forming two-way independent detection air flue, it is unlikely to interfere, it is more accurate to detect.
Meanwhile, the first air borne sensor is arranged in the first inlet channel（VOC sensors）, is arranged in the second inlet channel
Two air borne sensors（VOC sensors）, VOC VOC can be detected simultaneously.
Brief description of the drawings
Fig. 1 is three-dimensional exploded view of the present utility model；
Fig. 2 is the structural representation of the utility model PCB components；
Fig. 3 is the structural representation of shell in the utility model；
Fig. 4 is outside drawing of the present utility model；
Fig. 5 is the sectional view in Fig. 4 A-A directions.
Label declaration
The lower cover 11 of housing 1
The middle air inlet groove 121 of shell 12 first
Lid 13 on second air inlet groove 122
The silicon photoelectric diode 22 of first laser module 21 first
The silicon photoelectric diode 32 of second laser module 31 second
The blower fan 5 of PCB components 4
The inlet channel 7 of first inlet channel 6 second
Outlet side（61、71）First laser reflects ring 81
Second laser reflects the air borne sensor 91 of ring 82 first
Second air borne sensor 92.
Embodiment
The utility model is described in detail below in conjunction with drawings and the specific embodiments.
Refer to described in Fig. 1 to Fig. 5, a kind of binary channels air quality detecting device that the utility model is disclosed, including shell
Body 1, first laser module 21, the first silicon photoelectric diode 22, second laser module 31, the second silicon photoelectric diode 32, PCB groups
Part 4 and blower fan 5.
As shown in figure 3, forming the first inlet channel 6 and the second inlet channel 7 in housing 1.In the present embodiment, housing 1 is wrapped
Include lower cover 11, middle shell 12 and upper lid 13.Middle shell 12 is arranged on lower cover 11, for convenience of demoulding production, and first is formed on middle shell 12
The air inlet groove 122 of air inlet groove 121 and second, PCB components 4 are covered to form the first inlet channel 6 on middle shell 12
With the second inlet channel 7.Upper lid 13 is arranged on and covered on the middle shell 12 after PCB components 4.
The silicon photoelectric diode 22 of first laser module 21 and first is arranged on PCB components 4, first laser module 21 and the
One silicon photoelectric diode 22 is electrically connected with PCB components 4 respectively, and the transmitting terminal of first laser module 21 is located in the first inlet channel 6,
First silicon photoelectric diode 22 is placed in the first inlet channel 6.Laser is passed through in the first inlet channel 6, the first inlet channel 6
Dust particle scattered light feeds back to the first silicon photoelectric diode 22, and the potential change of the first silicon photoelectric diode 22 passes through circuit data
Processing draws PM2.5 numerical value.
The silicon photoelectric diode 32 of second laser module 31 and second is arranged on PCB components 4, second laser module 31 and the
Two silicon photoelectric diodes 32 are electrically connected with PCB components 4 respectively, and the transmitting terminal of second laser module 31 is located in the second inlet channel 7,
Second silicon photoelectric diode 32 is placed in the second inlet channel 7.Laser is passed through in the second inlet channel 7, the second inlet channel 7
Dust particle scattered light feeds back to the second silicon photoelectric diode 32, and the potential change of the second silicon photoelectric diode 32 passes through circuit data
Processing draws PM2.5 numerical value.
First laser module 21 and second laser module 31 are PM2.5 laser modules.To cause compact in design, the first air inlet
The inlet channel 7 of passage 6 and second is set to bent, and overall is in " Z " font.
Blower fan 5 is installed within the case 1, and the inlet end of blower fan 5 connects the first inlet channel 6 and the second inlet channel 7 simultaneously
Outlet side（61、71）, as shown in figure 3, the exhaust end connection outside atmosphere of blower fan 5.Blower fan 5 can be Sirocco fan.
In order to prevent laser reflection light from influenceing to set first laser to reflect ring 81 in silicon photoelectric diode, housing 1 respectively
Ring 82 is reflected with second laser, as shown in Figures 1 and 3, first laser refraction ring 81 is located at the transmitting terminal of first laser module 21
Front, second laser refraction ring 82 is located at the front of the transmitting terminal of second laser module 31.
The utility model is when detecting air quality, wherein the in-car air of inlet channel connection, another inlet channel connects
Outer air is picked up, two-way independent detection air flue is formed, is discharged by exhaust fan, PCB components arrangement laser module, laser is passed through
Dust particle scattered light in air flue, air flue feeds back to silicon photoelectric diode, and silicon photoelectric diode potential change passes through circuit number
PM2.5 numerical value is drawn according to processing.
The utility model also includes the first air borne sensor 91 and the second air borne sensor 92, as shown in Figure 2；First air
The air borne sensor 92 of sensor 91 and second is arranged on PCB components 4, the first air borne sensor 91 and the second air borne sensor 92
Electrically connected with PCB components 4；First air borne sensor 91 is placed in the first inlet channel 6, and the second air borne sensor 92 is placed in second
In inlet channel 7.The first air borne sensor 91 is arranged in first inlet channel 6（VOC sensors）, cloth in the second inlet channel 7
Put the second air borne sensor 92（VOC sensors）, VOC VOC can be detected simultaneously.
Preferred embodiment of the present utility model is the foregoing is only, the limitation not designed this case, all setting according to this case
The crucial equivalent variations done of meter, each fall within the protection domain of this case.
Claims (7)
1. a kind of binary channels air quality detecting device, it is characterised in that：Including housing, first laser module, the first silicon photoelectricity
Diode, second laser module, the second silicon photoelectric diode, PCB components and blower fan；The first inlet channel and are formed in housing
Two inlet channels；PCB components are installed in the housing, and first laser module and the first silicon photoelectric diode are arranged on PCB components,
Electrically connected respectively with PCB components, first laser module transmitting terminal is located in the first inlet channel, and the first silicon photoelectric diode is placed in
In first inlet channel；Second laser module and the second silicon photoelectric diode are arranged on PCB components, respectively with PCB components electricity
Connection, second laser module transmitting terminal is located in the second inlet channel, and the second silicon photoelectric diode is placed in the second inlet channel；
In the housing, the inlet end of blower fan connects the outlet side of the first inlet channel and the second inlet channel, blower fan to assembling simultaneously
Exhaust end connection outside atmosphere.
2. a kind of binary channels air quality detecting device as claimed in claim 1, it is characterised in that：Also include the first air to pass
Sensor and the second air borne sensor；First air borne sensor and the second air borne sensor are arranged on PCB components, with PCB components
Electrical connection；First air borne sensor is placed in the first inlet channel, and the second air borne sensor is placed in the second inlet channel.
3. a kind of binary channels air quality detecting device as claimed in claim 1, it is characterised in that：Is set in housing respectively
One laser refraction ring and second laser refraction ring, first laser refraction ring are located at the front of first laser module transmitting terminal, second
Laser refraction ring is located at the front of second laser module transmitting terminal.
4. a kind of binary channels air quality detecting device as claimed in claim 1, it is characterised in that：Blower fan is Xi Luoke wind
Fan.
5. a kind of binary channels air quality detecting device as claimed in claim 1, it is characterised in that：Housing include lower cover, in
Shell and upper lid；Middle shell is arranged on lower lid, the first air inlet groove and the second air inlet groove is formed on middle shell, PCB components cover peace
Cause to form the first inlet channel and the second inlet channel on middle shell, upper lid is arranged on and covered on the middle shell after PCB components.
6. a kind of binary channels air quality detecting device as claimed in claim 1, it is characterised in that：First inlet channel and
Two inlet channels are set to bent, and overall is in " Z " font.
7. a kind of binary channels air quality detecting device as claimed in claim 1, it is characterised in that：First laser module and
Dual-laser module is PM2.5 laser modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720077961.1U CN206470249U (en) | 2017-01-19 | 2017-01-19 | A kind of binary channels air quality detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720077961.1U CN206470249U (en) | 2017-01-19 | 2017-01-19 | A kind of binary channels air quality detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206470249U true CN206470249U (en) | 2017-09-05 |
Family
ID=59704142
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720077961.1U Active CN206470249U (en) | 2017-01-19 | 2017-01-19 | A kind of binary channels air quality detecting device |
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| CN (1) | CN206470249U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107664613A (en) * | 2017-11-03 | 2018-02-06 | 厦门美时美克空气净化有限公司 | A kind of dust sensor |
| CN107941669A (en) * | 2017-12-22 | 2018-04-20 | 厦门美时美克空气净化有限公司 | A kind of binary channels air quality detecting device |
| CN108279197A (en) * | 2018-04-26 | 2018-07-13 | 孝感华工高理电子有限公司 | A kind of dust sensor |
| CN108318081A (en) * | 2018-03-30 | 2018-07-24 | 惠州华阳通用电子有限公司 | A kind of device of detection automobile interior exterior air quality |
| CN108982312A (en) * | 2018-07-03 | 2018-12-11 | 海拉（厦门）电气有限公司 | A kind of system of the interior outer PM2.5 concentration of dual-coil electromagnetic valve detection |
| CN109838884A (en) * | 2017-11-28 | 2019-06-04 | 芜湖美的厨卫电器制造有限公司 | Gas-detecting device and gas heater |
| WO2019119390A1 (en) * | 2017-12-22 | 2019-06-27 | 美时美克(上海)汽车电子有限公司 | Dual-channel air quality test device |
| WO2021057792A1 (en) * | 2019-09-24 | 2021-04-01 | 法雷奥汽车空调湖北有限公司 | Particulate matter sensor and vehicle air conditioner assembly |
| CN113218829A (en) * | 2021-04-19 | 2021-08-06 | 吴为 | PM2.5 concentration detection device |
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2017
- 2017-01-19 CN CN201720077961.1U patent/CN206470249U/en active Active
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107664613A (en) * | 2017-11-03 | 2018-02-06 | 厦门美时美克空气净化有限公司 | A kind of dust sensor |
| CN107664613B (en) * | 2017-11-03 | 2024-05-14 | 厦门美时美克空气净化有限公司 | Dust sensor |
| CN109838884A (en) * | 2017-11-28 | 2019-06-04 | 芜湖美的厨卫电器制造有限公司 | Gas-detecting device and gas heater |
| CN109838884B (en) * | 2017-11-28 | 2021-05-25 | 芜湖美的厨卫电器制造有限公司 | Gas detection device and gas water heater |
| JP7098737B2 (en) | 2017-12-22 | 2022-07-11 | 美時美克（上海）汽車電子有限公司 | Dual channel air quality inspection device |
| CN107941669A (en) * | 2017-12-22 | 2018-04-20 | 厦门美时美克空气净化有限公司 | A kind of binary channels air quality detecting device |
| WO2019119390A1 (en) * | 2017-12-22 | 2019-06-27 | 美时美克(上海)汽车电子有限公司 | Dual-channel air quality test device |
| JP2021500581A (en) * | 2017-12-22 | 2021-01-07 | 美時美克（上海）汽車電子有限公司Ｍａｘｍａｃ Ｓｈａｎｇｈａｉ Ａｕｔｏｍｏｔｉｖｅ Ｅｌｅｃｔｒｏｎｉｃ Ｃｏ．， Ｌｔｄ． | Dual channel air quality inspection device |
| DE112017007941B4 (en) | 2017-12-22 | 2023-06-15 | Maxmac Shanghai Automotive Electronic Co., Ltd. | Dual channel air quality measurement device |
| CN108318081A (en) * | 2018-03-30 | 2018-07-24 | 惠州华阳通用电子有限公司 | A kind of device of detection automobile interior exterior air quality |
| CN108318081B (en) * | 2018-03-30 | 2024-04-09 | 惠州华阳通用电子有限公司 | Device for detecting air quality inside and outside automobile |
| CN108279197A (en) * | 2018-04-26 | 2018-07-13 | 孝感华工高理电子有限公司 | A kind of dust sensor |
| CN108982312A (en) * | 2018-07-03 | 2018-12-11 | 海拉（厦门）电气有限公司 | A kind of system of the interior outer PM2.5 concentration of dual-coil electromagnetic valve detection |
| CN112630108A (en) * | 2019-09-24 | 2021-04-09 | 法雷奥汽车空调湖北有限公司 | Particulate matter sensor and vehicle air conditioner assembly |
| WO2021057792A1 (en) * | 2019-09-24 | 2021-04-01 | 法雷奥汽车空调湖北有限公司 | Particulate matter sensor and vehicle air conditioner assembly |
| CN113218829A (en) * | 2021-04-19 | 2021-08-06 | 吴为 | PM2.5 concentration detection device |
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