CN208654030U - Sensing device and air cleaning facility for the detection of air filtration consumptive material life-span - Google Patents
Sensing device and air cleaning facility for the detection of air filtration consumptive material life-span Download PDFInfo
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- CN208654030U CN208654030U CN201821490017.XU CN201821490017U CN208654030U CN 208654030 U CN208654030 U CN 208654030U CN 201821490017 U CN201821490017 U CN 201821490017U CN 208654030 U CN208654030 U CN 208654030U
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- China
- Prior art keywords
- light source
- air
- consumptive material
- air filtration
- expelling plate
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Abstract
The utility model discloses a kind of sensing devices for the detection of air filtration consumptive material life-span, it further include the light source receiver board that the air filtration consumptive material other side is mounted on relative to light source expelling plate including the light source expelling plate for being mounted on air filtration consumptive material air intake surface or outlet air surface side；Light source expelling plate center and light source receiver board center were equipped with air holes；It is additionally provided with luminescence unit on light source expelling plate, corresponds to the photosensitive unit for being equipped at luminescence unit position and capable of converting optical signals to electric signal on light source receiver board, so that photosensitive unit can receive the transmitted light of luminescence unit through air filtration consumptive material.The utility model additionally provides a kind of air cleaning facility, using the sensing device for the detection of air filtration consumptive material life-span of the utility model.The utility model provides hardware foundation to realize that photoelectric detection method detects consumptive material life-span, is able to detect that the transmitted light through air filtration consumptive material.
Description
Technical field
The utility model relates to technical field of air purification, and in particular to a kind of for realizing the inspection of air filtration consumptive material life-span
The headend equipment of survey further relates to a kind of air cleaning facility.
Background technique
In air cleaning facility, conventional consumptive material life-span detection technique includes countdown method, filter efficiency calculating appearance dirt
Amount method, wind pressure, which acquire, determines windage method.Countdown method is completely dependent on experience setting service life, cannot be with the actual use of consumptive material
Situation is associated, and the service life of setting is not often inconsistent with the true dust containing capacity of consumptive material: being easy to appear consumptive material and excessively uses, but still
So it is judged as in service life；Or consumptive material can also use, and but be pronounced end-of-life in advance；The former influences using effect
Fruit causes damages to human health, and the latter then causes the waste of consumptive material, improves use cost.
Filter efficiency calculates the experiment dust that dust containing capacity method uses as drifting along in specific dust and our routine lives
Ingredient, size etc. have great difference, and ambient humidity, wind speed can influence filter filter efficiency, therefore as used
Filter efficiency, which calculates dust containing capacity form, has drawback in cost and accuracy rate.
Because cost, structure etc. limit, wind pressure measuring and calculating is carried out using air conduction method at present, and during air conduction
Because there are air loss for drainage pipe, windage deviation is inevitably caused.
For the defect for overcoming above-mentioned detection method, it is substantially based on the saturating of consumptive material that inventor, which has developed photoelectric detecting method,
Light rate carrys out the filter efficiency according to related algorithm conversion consumptive material, but there is presently no the hardware that support this method is realized.
Utility model content
In view of the above shortcomings of the prior art, the purpose of this utility model is to propose one kind to examine for air filtration consumptive material life-span
The sensing device of survey provides hardware foundation to realize that photoelectric detection method detects consumptive material life-span, is able to detect that through air filtration
The transmitted light of consumptive material.
In order to solve the above-mentioned technical problem, the utility model uses the following technical solution: one kind being used for air filtration
The sensing device of consumptive material life-span detection, including the light source transmitting for being mounted on air filtration consumptive material air intake surface or outlet air surface side
Plate further includes the light source receiver board that the air filtration consumptive material other side is mounted on relative to light source expelling plate；The light source transmitting
Plate center and light source receiver board center were equipped with air holes；Luminescence unit, the light source are additionally provided on the light source expelling plate
Correspond to the photosensitive unit for being equipped at luminescence unit position and capable of converting optical signals to electric signal on receiver board, so that sense
Light unit can receive the transmitted light of luminescence unit through air filtration consumptive material.
Preferably, light source expelling plate is equipped with several luminescence units, corresponds each luminescence unit on light source receiver board
It is equipped with photosensitive unit, so that each photosensitive unit can receive the saturating of corresponding luminescence unit through air filtration consumptive material
Penetrate light.
Preferably, it is uniformly distributed on light source expelling plate to surround air holes for the luminescence unit；The photosensitive unit surrounds
It is uniformly distributed on light source receiver board to cross air holes.
Preferably, the light source expelling plate and light source receiver board are all made of printed circuit board and are made；The printed circuit
Plate is equipped with power module, and is printed with power supply circuit, so as to be luminescence unit or photosensitive unit power supply.
Preferably, the light source expelling plate and light source receiver board are frame type, i.e., several stripe boards are end to end to be surrounded
It forms, crossing air holes is that stripe board surrounds the window formed, and photosensitive unit or luminescence unit are arranged in stripe board.
The utility model also provides a kind of air cleaning facility, is detected using of the invention for air filtration consumptive material life-span
Sensing device；The light source expelling plate is mounted on air filtration consumptive material air intake surface or outlet air surface side, the light source receiver board
The air filtration consumptive material other side is mounted on relative to light source expelling plate；The letter of photosensitive unit and controller on light source receiver board
Number input terminal connection, with the electric signal to controller output transmitted light after photosensitive unit converts.
Preferably, there are the spacing distances for being greater than zero with air filtration consumptive material for light source expelling plate and light source receiver board.
Preferably, light source expelling plate or light source receiver board are set between pressure fan and air filtration consumptive material；Pressure fan is positive
The mistake air holes of air outlet face light source expelling plate or light source receiver board.
Preferably, the air outlet of air cleaning facility is arranged relative to the two sides of air filtration consumptive material central location.
Compared with prior art, the utility model has the advantage that
1, the sensing device for the detection of air filtration consumptive material life-span of the utility model, needs for air filtration consumptive material
The characteristic of air inlet/outlet, devised air holes, when carrying out transmission light collection, will not hinder the normal operation of air filtration.
2, it using the sensing device of the utility model, is able to detect that the transmitted light of air filtration consumptive material, passes through to realize
Transmissivity provides the foundation to detect consumptive material life-span.
3, multiple luminescence units and corresponding photosensitive unit are set, multiple areas on air filtration consumptive material can be collected in this way
The transmitted light in domain provides guarantee so as to increase sample size to improve the accuracy of service life calculated result.
4, luminescence unit and photosensitive unit are uniformly distributed, so that the uniformity of sampling is more preferable, enable sample set from whole
Reflect the transmittance of air filtration consumptive material on body.
5, light source expelling plate and light source receiver board are all made of printed circuit board and are made, so as to print power supply circuit
Complicated cabling above, is being avoided, structure is simplified, is reducing production difficulty.
6, light source expelling plate and light source receiver board are frame type, can greatly improve account for the area for crossing air holes in this way
Than the maximized influence reduced because of installation light source expelling plate and light source receiver board to air output, intake.
7, the air cleaning facility of the utility model can be realized by the sensing device of installation the utility model to air
The acquisition of consumptive material transmitted light is filtered, and converts optical signal into electric signal, to realize the light transmittance based on consumptive material come according to correlation
The filter efficiency of algorithm conversion consumptive material provides the foundation.
8, light source expelling plate and light source receiver board are achieved with air filtration consumptive material there are the spacing distance for being greater than zero
Contactless installation, convenient for being replaced to consumptive material.
9, the mistake air holes of the positive air outlet face light source expelling plate of pressure fan or light source receiver board, so that air-supply is suitable
Freely.Due to the effect of pressure fan, pressure fan is pumped into the air after air cleaning facility, will become rotation outlet air, such face is sent
Little air of the air filtration consumptive material middle section of blower due to process, less pollution；However air filtration consumptive material central area
Region around domain, since the air that rotation outlet air causes it to pass through is more, pollution is more serious, therefore should be used as life tests
Key area.So, the mistake air holes of the positive air outlet face light source expelling plate of pressure fan or light source receiver board, so that send
Wind is smooth, along with luminescence unit and photosensitive unit surrounded air holes, therefore is able to detect that emphasis area on air filtration consumptive material
The transmitted light in domain.
Detailed description of the invention
Fig. 1 is the testing principle signal in present embodiment for the sensing device of air filtration consumptive material life-span detection
Figure；
Fig. 2 is the structural schematic diagram of air cleaning facility in present embodiment.
Specific embodiment
The utility model is described in further detail with preferred embodiment with reference to the accompanying drawing.
As shown in Figure 1, a kind of sensing device for the detection of air filtration consumptive material life-span, including for being mounted on air mistake
The light source expelling plate 1 for filtering consumptive material air intake surface or outlet air surface side, further includes being mounted on air filtration relative to light source expelling plate 1
The light source receiver board 2 of the consumptive material other side；1 center of light source expelling plate was equipped with air holes with 2 center of light source receiver board；It is described
It is additionally provided with luminescence unit 11 on light source expelling plate 1, corresponds on the light source receiver board 2 and is equipped with energy at 11 position of luminescence unit
The photosensitive unit 21 of electric signal is enough converted optical signals to, so that photosensitive unit 21 can be received through air filtration consumptive material
To the transmitted light of luminescence unit 11.
The utility model for air filtration consumptive material life-span detection sensing device, for air filtration consumptive material need into
The characteristic of outlet air, devised air holes, when carrying out transmission light collection, will not hinder the normal operation of air filtration.Using this
The sensing device of utility model is able to detect that the transmitted light of air filtration consumptive material, detects consumptive material by transmissivity to realize
Service life provides the foundation.
In present embodiment, light source expelling plate 1 is equipped with several luminescence units 11, and one is a pair of on light source receiver board 2
Each luminescence unit 11 is answered to be equipped with photosensitive unit 21, so that each photosensitive unit 21 can connect through air filtration consumptive material
Receive the transmitted light of corresponding luminescence unit 11.Multiple luminescence units 11 and corresponding photosensitive unit 21 are set, can be acquired in this way
The transmitted light of multiple regions on to air filtration consumptive material, so as to increase sample size, for the standard for improving service life calculated result
True property provides guarantee.
In present embodiment, the luminescence unit 11 can be visible light source and be also possible to non-visible light source, such as may be used
Light-exposed LED light or infrared, ultraviolet LED lamp；The photosensitive unit 21 is photodiode, phototriode or photo resistance.
In present embodiment, the light source expelling plate 1 and light source receiver board 2 are frame type, i.e., several stripe boards
End to end surround forms, and crossing air holes is that stripe board surrounds the window formed, and photosensitive unit 21 or the setting of luminescence unit 11 exist
In stripe board.Light source expelling plate 1 and light source receiver board 2 are frame type, can greatly improve account for the area for crossing air holes in this way
Than the maximized influence reduced because of installation light source expelling plate 1 and light source receiver board 2 to air output, intake.
As shown in Fig. 2, a kind of air cleaning facility, including the controller (controllers such as such as single-chip microcontroller stm32f103, PLC
Can be achieved), using the sensing device for the detection of air filtration consumptive material life-span in present embodiment；The light source hair
Penetrate plate 1 and be mounted on 3 air intake surface of air filtration consumptive material or outlet air surface side, the light source receiver board 2 relative to light source expelling plate 1 and
It is mounted on 3 other side of air filtration consumptive material；Photosensitive unit 21 on light source receiver board 2 is connect with the signal input part of controller,
To export electric signal of the transmitted light after the conversion of photosensitive unit 21 to controller.
Light source receiver board 2, light source expelling plate 1 can be mounted in air cleaning facility by bracket, can also pass through spiral shell
Bolt is fixed in air cleaning facility, and those skilled in the art can also rationally design according to the internal structure of air cleaning facility
Mounting means.
In present embodiment, the light source expelling plate 1 and light source receiver board 2 are all made of printed circuit board and are made；
The printed circuit board is equipped with (can use the power supply of air cleaning facility, can also add independent electrical for connecting power supply
Source) power management module, and be printed with power supply circuit, power management module is luminescence unit 11 or photosensitive by power supply circuit
Unit 21 is powered.Light source expelling plate 1 and light source receiver board 2 are all made of printed circuit board and are made, so as to by power supply circuit
It is printed on and avoids complicated cabling above, simplify structure, reduce production difficulty.
In present embodiment, there are be greater than zero with air filtration consumptive material 3 for light source expelling plate 1 and light source receiver board 2
Spacing distance.There are the spacing distances for being greater than zero with air filtration consumptive material for light source expelling plate 1 and light source receiver board 2, in this way
Contactless installation is realized, convenient for replacing to consumptive material.
In present embodiment, light source expelling plate 1 or light source receiver board are set between pressure fan 4 and air filtration consumptive material
2；The air outlet face light source expelling plate 1 of pressure fan or the mistake air holes of light source receiver board 2；The luminescence unit 11 surrounded air holes
It is uniformly distributed on light source expelling plate 1；It is uniformly distributed on light source receiver board 2 that the photosensitive unit 21 surrounded air holes；Air
The air outlet of cleaning equipment is arranged relative to the two sides of air filtration consumptive material central location.Luminescence unit 11 and photosensitive unit 21 are equal
Even distribution enables sample set to reflect the transmittance of air filtration consumptive material on the whole so that the uniformity of sampling is more preferable.
The mistake air holes of the positive air outlet face light source expelling plate 1 of pressure fan or light source receiver board 2, so that air-supply is suitable
Freely.Due to the effect of pressure fan, pressure fan is pumped into the air after air cleaning facility, will become rotation outlet air, such face is sent
Little air of the air filtration consumptive material middle section of blower due to process, less pollution；However air filtration consumptive material central area
Region around domain, since the air that rotation outlet air causes it to pass through is more, pollution is more serious, therefore should be used as life tests
Key area.So, the mistake air holes of the positive air outlet face light source expelling plate 1 of pressure fan or light source receiver board 2, so that
It blows smooth, along with luminescence unit 11 and photosensitive unit 21 surrounded air holes, therefore is able to detect that on air filtration consumptive material
The transmitted light of key area.
In present embodiment, the air outlet 5 of air cleaning facility relative to air filtration consumptive material central location two
Side setting.In this way, having adapted to rotate outlet air caused by pressure fan, to guarantee the air quantity of air outlet.
Claims (10)
1. a kind of sensing device for the detection of air filtration consumptive material life-span, it is characterised in that: including for being mounted on air mistake
The light source expelling plate for filtering consumptive material air intake surface or outlet air surface side further includes being mounted on air filtration consumption relative to light source expelling plate
The light source receiver board of the material other side；Light source expelling plate center and light source receiver board center were equipped with air holes；The light source
It is additionally provided with luminescence unit on expelling plate, corresponds to that be equipped at luminescence unit position can be by optical signal on the light source receiver board
The photosensitive unit of electric signal is converted to, so that photosensitive unit can receive the saturating of luminescence unit through air filtration consumptive material
Penetrate light.
2. the sensing device according to claim 1 for the detection of air filtration consumptive material life-span, it is characterised in that: light source hair
It penetrates plate and is equipped with several luminescence units, correspond each luminescence unit on light source receiver board and be equipped with photosensitive unit, to make
The transmitted light of corresponding luminescence unit can be received through air filtration consumptive material by obtaining each photosensitive unit.
3. the sensing device according to claim 1 for the detection of air filtration consumptive material life-span, it is characterised in that: the hair
It is uniformly distributed on light source expelling plate that light unit surrounded air holes；The photosensitive unit surrounded that air holes is uniformly distributed to be connect in light source
It receives on plate.
4. the sensing device according to claim 1 for the detection of air filtration consumptive material life-span, it is characterised in that: the light
Source expelling plate and light source receiver board are all made of printed circuit board and are made；The printed circuit board is equipped with for connecting power supply
Power management module, and it is printed with power supply circuit, power management module is that luminescence unit or photosensitive unit supply by power supply circuit
Electricity.
5. the sensing device according to claim 1 for the detection of air filtration consumptive material life-span, it is characterised in that: the hair
Light unit is LED light；The photosensitive unit is photodiode, phototriode or photo resistance.
6. the sensing device according to claim 1 for the detection of air filtration consumptive material life-span, it is characterised in that: the light
Source expelling plate and light source receiver board are frame type, i.e., several stripe boards are end to end around forming, and crossing air holes is stripe board
Around the window of formation, photosensitive unit or luminescence unit are arranged in stripe board.
7. a kind of air cleaning facility, including controller, it is characterised in that: be used for using any described in claim 1 to 6
The sensing device of air filtration consumptive material life-span detection；The light source expelling plate is mounted on air filtration consumptive material air intake surface or outlet air surface
Side, the light source receiver board are mounted on the air filtration consumptive material other side relative to light source expelling plate；On light source receiver board
The signal input part of photosensitive unit and controller connection, with the telecommunications to controller output transmitted light after photosensitive unit converts
Number.
8. air cleaning facility according to claim 7, it is characterised in that: light source expelling plate and light source receiver board with sky
Gas filters consumptive material, and there are the spacing distances for being greater than zero.
9. air cleaning facility according to claim 7, it is characterised in that: be arranged between pressure fan and air filtration consumptive material
Light source expelling plate or light source receiver board；The air outlet face light source expelling plate of pressure fan or the mistake air holes of light source receiver board.
10. air cleaning facility according to claim 7, it is characterised in that: the air outlet of air cleaning facility relative to
The two sides of air filtration consumptive material central location are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821490017.XU CN208654030U (en) | 2018-09-12 | 2018-09-12 | Sensing device and air cleaning facility for the detection of air filtration consumptive material life-span |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821490017.XU CN208654030U (en) | 2018-09-12 | 2018-09-12 | Sensing device and air cleaning facility for the detection of air filtration consumptive material life-span |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208654030U true CN208654030U (en) | 2019-03-26 |
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ID=65792616
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821490017.XU Expired - Fee Related CN208654030U (en) | 2018-09-12 | 2018-09-12 | Sensing device and air cleaning facility for the detection of air filtration consumptive material life-span |
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| CN (1) | CN208654030U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112370937A (en) * | 2020-11-02 | 2021-02-19 | 扬州海通电子科技有限公司 | VOCs adsorption filtration device |
-
2018
- 2018-09-12 CN CN201821490017.XU patent/CN208654030U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112370937A (en) * | 2020-11-02 | 2021-02-19 | 扬州海通电子科技有限公司 | VOCs adsorption filtration device |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190326 Termination date: 20200912 |
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| CF01 | Termination of patent right due to non-payment of annual fee |