CN207422575U - The apparatus of air conditioning and its formaldehyde examination device - Google Patents
The apparatus of air conditioning and its formaldehyde examination device Download PDFInfo
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- CN207422575U CN207422575U CN201721551353.6U CN201721551353U CN207422575U CN 207422575 U CN207422575 U CN 207422575U CN 201721551353 U CN201721551353 U CN 201721551353U CN 207422575 U CN207422575 U CN 207422575U
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Abstract
The embodiment of the present application provides a kind of apparatus of air conditioning and its formaldehyde examination device, which includes less：First sensor, PARA FORMALDEHYDE PRILLS(91,95) is sensitive, for exporting first detection signal；Second sensor, to no-aldehyde gas sensitization, for exporting the second detection signal；Controller couples respectively with the first sensor and the second sensor, for according to the first detection signal and the second detection signal acquisition formaldehyde examination result.The embodiment of the present application can improve the antijamming capability of formaldehyde examination and detect the accuracy of data.
Description
Technical field
This application involves formaldehyde examination technical fields, are filled more particularly, to a kind of apparatus of air conditioning and its formaldehyde examination
It puts.
Background technology
In the prior art, some apparatuses of air conditioning such as air purifier have concentration of formaldehyde control function；And
Realize concentration of formaldehyde control, it is necessary to gather formaldehyde data using formaldehyde sensor.
However, during the application is realized, the utility model people of the application has found：Current formaldehyde sensor is adopted more
With electrochemical principle, easily disturbed be subject to external environment.Such as under home environment in use, when run into kitchen fume,
Fuel gas buring, smoking, using perfume situations such as, concentration of formaldehyde saltus step can occur for formaldehyde sensor.However, research show it is above-mentioned
Partial picture also generates interference gas while generating formaldehyde, and partial picture does not generate formaldehyde then, therefore, existing formaldehyde sensor
Poor anti jamming capability, it is true to be easy to cause prohibited data detection.
Utility model content
The embodiment of the present application is designed to provide a kind of apparatus of air conditioning and its formaldehyde examination device, to improve formaldehyde
The antijamming capability of detection.
In order to achieve the above objectives, on the one hand, the embodiment of the present application provides a kind of formaldehyde examination device, includes at least：
First sensor, PARA FORMALDEHYDE PRILLS(91,95) is sensitive, for exporting first detection signal；
Second sensor, to no-aldehyde gas sensitization, for exporting the second detection signal；
Controller couples respectively with the first sensor and the second sensor, for according to the described first detection
Signal and the second detection signal acquisition formaldehyde examination result.
Preferably, the formaldehyde examination device further includes：
3rd sensor belongs to variety classes, for exporting to no-aldehyde gas sensitization and with the second sensor
3rd detection signal；
Corresponding, the controller is used for according to the first detection signal, the second detection signal and the described 3rd
Signal is detected, obtains formaldehyde examination result.
Preferably, the second sensor includes alcohols sensitive gas sensor.
Preferably, the alcohols sensitive gas sensor is VOC sensors, VOCS sensors or TVOC sensors.
Preferably, the 3rd sensor includes dust sensor.
Preferably, the dust sensor is PM2.5 sensors or PM10 sensors.
Preferably, the controller by sensor pinboard respectively with the first sensor and the second sensor
It is electrically connected.
On the other hand, the embodiment of the present application additionally provides a kind of apparatus of air conditioning, including conditioner and with institute
The formaldehyde examination device of conditioner coupling is stated, the formaldehyde examination device includes at least：
First sensor, PARA FORMALDEHYDE PRILLS(91,95) is sensitive, for exporting first detection signal；
Second sensor, to no-aldehyde gas sensitization, for exporting the second detection signal；
Controller couples respectively with the first sensor and the second sensor, for according to the described first detection
Signal and the second detection signal acquisition formaldehyde examination result.
Preferably, the apparatus of air conditioning is air purifier, new wind turbine or fresh air purifier.
Preferably, the controller is additionally operable to be exported to the conditioner according to the formaldehyde examination result and control
Signal.
Preferably, the controller is integrated on the mainboard of the apparatus of air conditioning.
Preferably, the apparatus of air conditioning further includes：
Display screen is coupled with the controller, for the output display formaldehyde examination under the control of the controller
As a result.
Preferably, the apparatus of air conditioning further includes：To be carried to the first sensor and the second sensor
Transmission channel for the cleaned air for meeting preset requirement；The cleaned air for meeting preset requirement include it is following in it is arbitrary
A kind of or its combination：
Air after fresh air purifier filters,
Air after air purifier filters and,
Zero gas not had an impact to the test of the first sensor and the second sensor.
It can be seen that in the embodiment of the present application, since first sensor PARA FORMALDEHYDE PRILLS(91,95) is sensitive, second sensor is to no-aldehyde gas
Body is sensitive；In this way, first sensor and second sensor just constitute complementary detection relation, therefore, formaldehyde examination device is obtaining
While taking formaldehyde examination signal, no-aldehyde gas detection signals can also be obtained, so that controller can be examined according to formaldehyde
Signal and no-aldehyde gas detection signals are surveyed, obtain formaldehyde examination result.Thus, the formaldehyde examination device tool of the embodiment of the present application
There is stronger antijamming capability, so as to be conducive to obtain accurate formaldehyde examination result.
Description of the drawings
It in order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments described in application, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, it can also be obtained according to these attached drawings other attached drawings.In the accompanying drawings：
Fig. 1 is the composition structure diagram of the apparatus of air conditioning in one embodiment of the application；
Fig. 2 is the composition structure diagram of the apparatus of air conditioning in one embodiment of the application；
Fig. 3 is the composition structure diagram of controller in one embodiment of the application.
Specific embodiment
It is in order to make those skilled in the art better understand the technical solutions in the application, real below in conjunction with the application
The attached drawing in example is applied, the technical solution in the embodiment of the present application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common
Technical staff's all other embodiments obtained without creative efforts should all belong to the application protection
Scope.
The apparatus of air conditioning of present embodiment can include conditioner and be coupled with the conditioner
Formaldehyde examination device.The formaldehyde examination device can be used for the formaldehyde data for obtaining test environment, and be provided to the sky
Gas control device.The conditioner can be used for exporting control letter to the conditioner according to the formaldehyde data
Number, so as to control the operation of the conditioner；Such as when confirming that concentration of formaldehyde is higher than setting value, air tune can control
Regulating device takes a breath to test environment.
In some embodiments, the apparatus of air conditioning can include but is not limited to air purifier, new wind turbine or
Fresh air purifier etc..
In one embodiment, the formaldehyde examination device may include first sensor, second sensor and controller.Its
In, the first sensor PARA FORMALDEHYDE PRILLS(91,95) is sensitive, can be used for exporting first detection signal；The second sensor is to no-aldehyde gas
Body is sensitive, can be used for output the second detection signal；The controller senses respectively with the first sensor and described second
Device couples, available for according to the first detection signal and the second detection signal acquisition formaldehyde examination result.
It can be seen that in the embodiment of the present application, since first sensor PARA FORMALDEHYDE PRILLS(91,95) is sensitive, second sensor is to no-aldehyde gas
Body is sensitive；In this way, first sensor and second sensor just constitute complementary detection relation, therefore, formaldehyde examination device is obtaining
While taking formaldehyde examination signal, no-aldehyde gas detection signals can also be obtained, so that controller can be examined according to formaldehyde
Signal and no-aldehyde gas detection signals are surveyed, obtain formaldehyde examination result.Thus, the formaldehyde examination device tool of the embodiment of the present application
There is stronger antijamming capability, so as to be conducive to obtain accurate formaldehyde examination result.
Refering to what is shown in Fig. 1, in one embodiment, the first sensor can be formaldehyde sensor.Due to tested
It is commonly present in environment containing alcohols material, such as various drinks, perfume, skincare product etc.；These volatilizations containing alcohols material may
The detection of meeting PARA FORMALDEHYDE PRILLS(91,95) sensor interferes, and therefore, the second sensor can be with selected as alcohols sensitive gas sensor.
In an illustrative embodiments, the alcohols sensitive gas sensor for example can be VOC (Volatile Organic
Compound, volatile organic compounds) sensor, VOCs (Volatile OrganicCompounds, volatile organic
Close object) sensor or TVOC (Total Volatile Organic Compounds, total volatile organic compounds) sensor
Deng.In view of VOC sensors etc. are not only sensitive to VOC and alcohols sensitive gas, flue gas, culinary art smell, hydrogen sulfide also to cigarette
With the gas sensitizations such as ammonia so that the formaldehyde examination device of present embodiment can be realized more comprehensively to a variety of no-aldehyde gas
The comprehensive detection of volume data, and then be conducive to further improve the antijamming capability of formaldehyde examination device and formaldehyde examination result
Accuracy.
With continued reference to shown in Fig. 1, in one embodiment, the controller can be integrated in the apparatus of air conditioning
On mainboard, therefore the processing can also serve as the controller of the controling adjustment device.In one embodiment, as the first sensing
The formaldehyde sensor of device sensor and as second sensor alcohols sensitive gas sensor can by sensor pinboard with
The controller coupling, to facilitate follow-up test and maintenance.In one embodiment, the apparatus of air conditioning is also provided with
The display screen coupled with the controller；Under the control of the controller, the exportable display formaldehyde examination knot of display screen
The data such as fruit, in order to check.
In one embodiment, the controller is according to the first detection signal and the second detection signal acquisition first
Aldehyde testing result can include：
When confirming that the first detection signal is undergone mutation and the second detection signal is undergone mutation, will can currently adopt
Newest unmutated first detection signal before the sample moment is determined as the formaldehyde output of current sample time.In first detection signal
When undergoing mutation, show current test environment there are the suspicion that formaldehyde is uprushed, and at this time if the second detection signal also has occurred
Mutation then shows current test environment there are alcohols sensitive gas to uprush, it is therefore contemplated that alcohols sensitive gas is uprushed pair
It is Great possibility that the first sensor, which causes interference, so, it, can in order to exclude influence of this interference to detection data
By newest unmutated first detection signal before current sample time, it is determined as the formaldehyde output of current sample time.
When confirming that the first detection signal is undergone mutation and the second detection signal is not undergone mutation, then can confirm
The first detection signal exports for the formaldehyde of current sample time, i.e. the first detection signal of current sample time is normally defeated
Go out.
When first detection signal is undergone mutation, showing current test environment, there are the suspicion that formaldehyde is uprushed；And at this time such as
Fruit second detects signal and does not undergo mutation, then shows that current test environment is not present and done to what the first sensor interfered
It is Great possibility to disturb gas.It is therefore contemplated that current test environment is implicitly present in formaldehyde and uprushes, so can be by present sample
The first detection signal at moment normally exports.
When confirming that the first detection signal is not undergone mutation, then it is present sample that can confirm the first detection signal
The formaldehyde output at moment.Since the first detection signal is not undergone mutation, show current test environment there is no formaldehyde to uprush,
So the first detection signal of current sample time can normally be exported.
Refering to what is shown in Fig. 2, in an embodiment, the formaldehyde examination device can also include 3rd sensor, described the
Three sensors belong to variety classes to no-aldehyde gas sensitization, and with the second sensor.In this way, it is sensed by described first
The cooperation of device, the second sensor and the 3rd sensor preferably can carry out air distinguishing to test environment, so as to
Be conducive to preferably improve the antijamming capability of formaldehyde examination device and the accuracy of formaldehyde examination result.In view of remove formaldehyde,
Outside the gases such as VOC, hydrogen sulfide and ammonia, dust may be interference source important in test environment, therefore, in an example
Property embodiment, the 3rd sensor can be dust sensor, such as PM2.5 sensors, PM10 sensors etc..
Certainly, in this case, corresponding, the controller can be according to the first detection signal, second inspection
It surveys signal and the 3rd detection signal obtains formaldehyde examination result.
In one embodiment, the controller can be according to the first detection signal, the second detection signal and institute
It states the 3rd detection signal and obtains formaldehyde examination as a result, can include：
It undergos mutation in the confirmation first detection signal, the second detection signal is undergone mutation and the 3rd detection
It when signal is undergone mutation, then can confirm there are flue gas interference, the first detection signal be compensated and by after compensation
One detection signal is determined as the formaldehyde output of current sample time.When first detection signal is undergone mutation, show currently tested
There are the suspicion that formaldehyde is uprushed for environment；And at this time if the second detection signal is undergone mutation, show that current test environment exists
Alcohols sensitive gas is uprushed, and uprushing for alcohols sensitive gas can interfere the first sensor；If the at this point, the 3rd
Detection signal is also mutated, then shows current test environment there are flue gas interference, and generally with aldehydes in flue gas interference
Substance generates.In summary situation, it is believed that current test environment is uprushed there are formaldehyde but actual capabilities do not have present sample
The first detection signal at moment is so big, therefore, compensation can be modified to the first detection signal, and will be after correction-compensation
First detection signal be determined as current sample time formaldehyde output.
It undergos mutation in the confirmation first detection signal, the second detection signal is undergone mutation and the 3rd detection
It when signal is not undergone mutation, then can confirm there are alcohols interference, and before current sample time newest unmutated first is detected
Signal is determined as the formaldehyde output of current sample time.When first detection signal is undergone mutation, show that current test environment is deposited
In the suspicion that formaldehyde is uprushed；And at this time if the second detection signal is undergone mutation and the 3rd detection signal is not undergone mutation,
It is Great possibility then to show that current test environment has the interference gas interfered to the first sensor.Therefore, it is
This interference of exclusion, can be by newest unmutated first detection signal before current sample time, really to detecting the influences of data
It is set to the formaldehyde output of current sample time.It, can also be true since the second sensor is alcohols sensitive gas sensor
Recognizing current test environment, there are alcohols interference.
It undergos mutation in the confirmation first detection signal, the second detection signal is not undergone mutation and the 3rd inspection
When survey signal is undergone mutation, then it can confirm that the formaldehyde that the first detection signal is current sample time exports.In the first detection
When signal is undergone mutation, showing current test environment, there are the suspicion that formaldehyde is uprushed；And at this time if the second detection signal is not sent out
Raw mutation then shows that there is no be maximum probability thing to the interference gas that the first sensor interferes to current test environment
Part；And at this time as the 3rd detection signal undergo mutation, then further demonstrated that current test environment there are flue gas interference caused by
Formaldehyde is uprushed.It is therefore contemplated that current test environment is implicitly present in formaldehyde and uprushes, so can be by the first of current sample time
Detection signal normally exports.
It undergos mutation in the confirmation first detection signal, the second detection signal is not undergone mutation and the 3rd inspection
When survey signal is not undergone mutation, then it can confirm that the formaldehyde that the first detection signal is current sample time exports.In the first inspection
When survey signal is undergone mutation, showing current test environment, there are the suspicion that formaldehyde is uprushed；And at this time if second detects signal not
It undergos mutation, then shows that there is no be maximum probability thing to the interference gas that the first sensor interferes to current test environment
Part；And at this time as the 3rd detection signal do not undergo mutation, then show current test environment existing for formaldehyde uprush be not because
Caused by flue gas.It is therefore contemplated that current test environment is implicitly present in formaldehyde and uprushes, so can be by the first of current sample time
Detection signal normally exports.
When confirming that the first detection signal is not undergone mutation, then it is present sample that can confirm the first detection signal
The formaldehyde output at moment.Since the first detection signal is not undergone mutation, show current test environment there is no formaldehyde to uprush,
So the first detection signal of current sample time can normally be exported.
In one embodiment, it is described that the first detection signal is compensated, such as when can be by present sample
The sum of newest unmutated first detection signal and predesigned compensation amount before quarter, the first detection signal being determined as after compensation.Wherein,
The predesigned compensation amount can be determined according to the mutation increment of current sample time；It is described mutation increment can for example refer to, currently
The first detection signal of sampling instant compared with newest unmutated first detection signal before current sample time increment.Experiment
Research shows more suitable in predesigned compensation amount 10%~90% for the mutation increment of current sample time.
In some embodiments, the apparatus of air conditioning can also be included to the first sensor and described
Second sensor offer meets the transmission channel of the cleaned air of preset requirement, in order to which the processor can be periodically according to clean
Air environment carries out zero correction to the first sensor and the second sensor.Wherein, the preset requirement of meeting
Cleaned air can for example include it is following in any one or its combination：
Air after fresh air purifier filters, air after air purifier filters and not to described
Zero gas that the test of one sensor and the second sensor has an impact etc..
It in one embodiment, can be by by itself and default corresponding threshold signal for each above-mentioned detection signal
It is compared, then thinks to be mutated if more than corresponding threshold signal, otherwise it is assumed that not undergoing mutation.
One skilled in the art will appreciate that controller noted above can be implemented in any suitable manner, for example, controller can be with
Take microprocessor or processor (such as ARC 625D, Atmel AT91SAM, Microchip PIC18F26K20 and
Silicone Labs C8051F320) it realizes.It is also known in the art that controller noted above can also pass through logic gate
(such as with door, NOT gate, OR gate etc.), electronic component (such as resistance, capacitance, diode, triode etc.) and special integrated electricity
The hardware componenies such as road (such as comparator) are realized, such as shown in Fig. 3, in figure 3, can confirm that accordingly according to the output of decoder
Formaldehyde examination as a result, for example as shown in table 1 below：
Table 1
| A | B | Output |
| 0 | 0 | Normal display |
| 0 | 1 | Normal display |
| 1 | 0 | Keep the value before mutation constant |
| 1 | 1 | It compensates in proportion |
Each embodiment in this specification is described by the way of progressive, identical similar portion between each embodiment
Point just to refer each other, and the highlights of each of the examples are difference from other examples.It should also be noted that,
Term " comprising ", "comprising" or any other variant thereof is intended to cover non-exclusive inclusion.
The foregoing is merely embodiments herein, are not limited to the application.For those skilled in the art
For, the application can have various modifications and variations.All any modifications made within spirit herein and principle are equal
Replace, improve etc., it should be included within the scope of claims hereof.
Claims (13)
1. a kind of formaldehyde examination device, which is characterized in that include at least：
First sensor, PARA FORMALDEHYDE PRILLS(91,95) is sensitive, for exporting first detection signal；
Second sensor, to no-aldehyde gas sensitization, for exporting the second detection signal；
Controller couples respectively with the first sensor and the second sensor, for according to the first detection signal
And the second detection signal acquisition formaldehyde examination result.
2. formaldehyde examination device as described in claim 1, which is characterized in that the formaldehyde examination device further includes：
3rd sensor belongs to variety classes to no-aldehyde gas sensitization and with the second sensor, for exporting the 3rd
Detect signal；
Corresponding, the controller is used for according to the first detection signal, the second detection signal and the 3rd detection
Signal obtains formaldehyde examination result.
3. formaldehyde examination device as described in claim 1, which is characterized in that the second sensor includes alcohols sensitive gas
Sensor.
4. formaldehyde examination device as claimed in claim 3, which is characterized in that the alcohols sensitive gas sensor passes for VOC
Sensor, VOCs sensors or TVOC sensors.
5. formaldehyde examination device as claimed in claim 2, which is characterized in that the 3rd sensor includes dust sensor.
6. formaldehyde examination device as claimed in claim 5, which is characterized in that the dust sensor for PM2.5 sensors or
PM10 sensors.
7. formaldehyde examination device as claimed in claim 5, which is characterized in that the controller is distinguished by sensor pinboard
It is electrically connected with the first sensor and the second sensor.
8. a kind of apparatus of air conditioning, the formaldehyde examination dress coupled including conditioner and with the conditioner
It puts, which is characterized in that the formaldehyde examination device includes at least：
First sensor, PARA FORMALDEHYDE PRILLS(91,95) is sensitive, for exporting first detection signal；
Second sensor, to no-aldehyde gas sensitization, for exporting the second detection signal；
Controller couples respectively with the first sensor and the second sensor, for according to the first detection signal
And the second detection signal acquisition formaldehyde examination result.
9. the apparatus of air conditioning as claimed in claim 8, which is characterized in that the apparatus of air conditioning for air purifier,
New wind turbine or fresh air purifier.
10. the apparatus of air conditioning as claimed in claim 8, which is characterized in that the controller is additionally operable to according to the formaldehyde
Testing result exports control signal to the conditioner.
11. the apparatus of air conditioning as claimed in claim 8, which is characterized in that the controller is integrated in the air adjustment
On the mainboard of equipment.
12. the apparatus of air conditioning as claimed in claim 8, which is characterized in that the apparatus of air conditioning further includes：
Display screen is coupled with the controller, for the output display formaldehyde examination result under the control of the controller.
13. the apparatus of air conditioning as claimed in claim 8, which is characterized in that the apparatus of air conditioning further includes：
To meet the transmission channel of the cleaned air of preset requirement to the first sensor and second sensor offer；
The cleaned air for meeting preset requirement include it is following in any one or its combination：
Air after fresh air purifier filters,
Air after air purifier filters and,
Zero gas not had an impact to the test of the first sensor and the second sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721551353.6U CN207422575U (en) | 2017-11-17 | 2017-11-17 | The apparatus of air conditioning and its formaldehyde examination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721551353.6U CN207422575U (en) | 2017-11-17 | 2017-11-17 | The apparatus of air conditioning and its formaldehyde examination device |
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| Publication Number | Publication Date |
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| CN207422575U true CN207422575U (en) | 2018-05-29 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110865148A (en) * | 2019-10-10 | 2020-03-06 | 莱克电气股份有限公司 | Formaldehyde detection method and device and air purifier |
| CN114514423A (en) * | 2019-10-11 | 2022-05-17 | 阿尔卑斯阿尔派株式会社 | Gas concentration measuring device |
-
2017
- 2017-11-17 CN CN201721551353.6U patent/CN207422575U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110865148A (en) * | 2019-10-10 | 2020-03-06 | 莱克电气股份有限公司 | Formaldehyde detection method and device and air purifier |
| CN114514423A (en) * | 2019-10-11 | 2022-05-17 | 阿尔卑斯阿尔派株式会社 | Gas concentration measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: A. O. SMITH (CHINA) ENVIRONMENTAL PRODUCTS Co.,Ltd. Assignor: AOSMITH (China) water heater Co.,Ltd. Contract record no.: X2022990000446 Denomination of utility model: Air conditioning equipment and its formaldehyde detection device Granted publication date: 20180529 License type: Common License Record date: 20220729 |
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| EE01 | Entry into force of recordation of patent licensing contract |