CN211195788U - Air quality detection device with dust removal function and vehicle thereof - Google Patents
Air quality detection device with dust removal function and vehicle thereof Download PDFInfo
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- CN211195788U CN211195788U CN201920819612.1U CN201920819612U CN211195788U CN 211195788 U CN211195788 U CN 211195788U CN 201920819612 U CN201920819612 U CN 201920819612U CN 211195788 U CN211195788 U CN 211195788U
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Abstract
An air quality detection device with a dust removal function and a vehicle thereof are suitable for being installed in an accommodating cavity of a shell to form the air quality detection device with the dust removal function, wherein the shell is further provided with an air inlet flow channel and an air outlet flow channel which are communicated with the accommodating cavity; and the negative ion generating assembly is used for releasing negative ions into the accommodating cavity.
Description
Technical Field
The utility model relates to an air quality sensor field further relates to an air quality detection device and vehicle with dust removal function.
Background
In recent years, along with the continuous deterioration of air quality, the production and the life of people are greatly influenced, meanwhile, the attention degree of people to the air quality is also improved year by year, and the great influence of the air quality on the health of people is gradually realized, so that a large number of air quality detection devices and purification equipment are brought into our lives.
The air quality sensor is an instrument capable of detecting the content of pollutants in the air, so that people can clearly know the air quality in the environment, and people can take corresponding defensive measures conveniently. The air quality sensor may be roughly classified into a PM2.5 sensor, a PM10 sensor, a formaldehyde sensor, a VOC sensor, etc. for detecting the content of the corresponding pollutants in the air, respectively, according to the kind of pollutants in the air that can be detected.
Taking a PM2.5 sensor as an example for introduction, currently, when detecting the PM2.5 content in the air, the PM2.5 sensor in the market generally adopts the principle of mie reflection to detect, firstly, a laser emitting tube is adopted to emit laser into the air, then, a laser receiving tube receives the laser reflected by the air, and the information of the PM2.5 content in the air is obtained through corresponding calculation.
It should be noted that, in the actual use process of the air quality sensor, the air containing the particulate matters needs to continuously pass through the air duct of the air quality sensor, and when the air containing the particulate matters passes through the air duct of the air quality sensor, the particulate matters in the air can be accumulated in the air duct of the air quality sensor, suspended in the air duct of the air quality sensor, or adhered to the inner wall of the air duct of the air quality sensor. When the air quality sensor inhales outside air again for detection, particulate matters accumulated in an air duct of the air quality sensor enter the air to be detected, and the accuracy of an air quality detection result to be detected is affected.
In summary, the detection of air quality by the air quality sensor is the first step of dealing with air pollution problems, and is also a key step, and the detection result of air quality directly determines what measures to deal with air pollution are taken by people, so how to improve the accuracy of the detection result of the air quality sensor becomes a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an air quality detection device with dust removal function and vehicle thereof, wherein debris in the air quality detection device with dust removal function can detach air quality sensor wind channel improves air quality detection device's testing result's accuracy.
Another object of the utility model is to provide an air quality detection device with dust removal function and vehicle thereof, wherein the air quality detection device with dust removal function can get rid of the debris that detect in the chamber before carrying out the air quality detection, improves air quality detection device's testing result's accuracy.
Another object of the present invention is to provide an air quality detecting device with dust removing function and a vehicle thereof, wherein the air quality detecting device with dust removing function can release negative ions and air-purifying to the air when detecting that the pollutant concentration in the air exceeds a preset value.
Another object of the present invention is to provide an air quality detecting device with dust removing function and a vehicle thereof, wherein when the air quality detecting assembly obtains a detection command, the detection command is used for controlling the air quality detecting assembly detects the air quality, and the negative ion generating assembly releases the negative ion for removing the impurities in the detection chamber, after a preset time, the air quality detecting assembly starts to work to detect the air quality for improving the accuracy of the air quality detection result.
Another object of the utility model is to provide an air quality detection device and vehicle with dust removal function, wherein air quality detection device has one and holds chamber and a circuit board, the circuit board is located hold the chamber, and will hold the chamber from top to bottom and separate for a first son holds the chamber and a second son holds the chamber, and the subassembly of bleeding and the determine module are located respectively first son hold the chamber with the second son holds the chamber, can reduce air quality detection device's length direction and width direction's size.
Another object of the present invention is to provide an air quality detecting device with dust removing function and a vehicle thereof, wherein the air quality detecting device with dust removing function further comprises an anion generating assembly, the anion generating assembly is located in the detection cavity, thereby reducing the overall size of the air quality detecting device to a certain extent.
Another object of the utility model is to provide an air quality detection device with dust removal function and vehicle thereof, wherein air quality detection device with dust removal function simple structure, convenient to use.
Correspondingly, in order to realize above at least one utility model purpose, the utility model provides an air quality detection device with dust removal function, it is suitable for and is installed in a casing one and holds the intracavity to form an air quality detection device with dust removal function, wherein the casing further has and should hold an inlet flow way and an outlet flow way that the chamber is linked together, air quality detection device with dust removal function includes:
the air quality detection assembly is arranged in the accommodating cavity and is used for detecting the air quality; and
and the negative ion generating assembly is used for releasing negative ions into the accommodating cavity.
In some preferred embodiments of the present invention, the air quality detection device with dust removal function further includes a circuit board assembly, the circuit board assembly includes a circuit board, the circuit board is disposed in the accommodating cavity and divides the accommodating cavity into a first sub-accommodating cavity and a second sub-accommodating cavity, the first circuit board further has a communication channel communicating with the first sub-accommodating cavity and the second sub-accommodating cavity, and the air quality detection assembly and the negative ion generation assembly are respectively disposed on the circuit board.
In some preferred embodiments of the present invention, the air quality detection device with dust removal function further has a first air duct, a second air duct, and a detection chamber, the first air duct and the second air duct are respectively located in the first sub-accommodation chamber and the second sub-accommodation chamber, the first air duct communicates the air inlet duct and the communication channel, the second air duct communicates the communication channel and the air outlet duct, and the detection chamber is located in the second air duct.
In some preferred embodiments of the present invention, the air quality detection assembly further includes an air pumping assembly disposed between the first air duct and the air inlet duct, the air pumping assembly being configured to drive the air flow, and a detection assembly disposed in the detection chamber, the detection assembly being configured to detect the air quality of the air in the detection chamber.
In some preferred embodiments of the present invention, the negative ion generating assembly further comprises a negative ion releasing member electrically connected to the negative ion generating circuit, and a negative ion generating circuit for converting current into negative direct high voltage current, and releasing electrons.
In some preferred embodiments of the present invention, the housing further includes an air detection housing and an anion generation housing, the air detection housing is located in the air detection housing, the anion generation housing is located in the anion generation housing, the air quality detection assembly is located in the air detection housing, the anion generation assembly is located in the anion generation housing, the housing further includes a communication channel communicating the air detection housing and the anion generation housing, the air inlet channel communicates with the air detection housing, and the air outlet channel communicates with the anion generation housing.
In some preferred embodiments of the present invention, the air quality detecting apparatus with a dust removing function further includes a circuit board assembly, the circuit board assembly further includes an air quality detecting circuit board and a negative ion generating circuit board, the air quality detecting circuit board is disposed in the air detecting accommodating cavity and divides the air detecting accommodating cavity into a first sub air detecting accommodating cavity and a second sub air detecting accommodating cavity, the negative ion generating circuit board is disposed in the negative ion generating accommodating cavity, and the air quality detecting circuit board further has a communication passage communicating the first sub air detecting accommodating cavity and the second sub air detecting accommodating cavity.
In some preferred embodiments of the present invention, the air quality detecting device with a dust removing function further includes a first air duct, a second air duct, a third air duct, and a detecting cavity, the first air duct is located in the first sub-air detecting accommodating cavity, the first air duct communicates with the air inlet duct and the communicating channel, the second air duct is located in the second sub-air detecting accommodating cavity, the second air duct communicates with the communicating channel and the communicating channel, the third air duct is located in the negative ion generating accommodating cavity, and the third air duct communicates with the communicating channel and the air outlet duct.
In some preferred embodiments of the present invention, the air quality detecting assembly further includes a first air pumping assembly disposed between the first air duct and the air inlet duct for driving the air to flow, and a detecting assembly disposed in the detecting cavity for detecting the air quality of the air in the detecting cavity.
In some preferred embodiments of the present invention, the negative ion generating assembly further includes a negative ion releasing member, a negative ion generating circuit, and a second pumping assembly, the negative ion releasing member is electrically connected to the negative ion generating circuit, the negative ion generating circuit is configured to convert current into dc negative high-voltage current, the negative ion releasing member is configured to release electrons, the second pumping assembly is disposed in the third air duct, and the second pumping assembly is configured to drive air to flow.
In some preferred embodiments of the present invention, the air quality detecting apparatus with dust removing function further comprises a controller, the controller is operatively connected to the air quality detecting assembly and the negative ion generating assembly, and the controller is used for controlling the operation of the negative ion generating assembly and the air quality detecting assembly.
In some preferred embodiments of the present invention, when the controller obtains a control command, wherein the control command is used to control the air quality detection module to operate, the controller controls the negative ion generation module to operate, and controls the air quality detection module to operate after a preset time period has elapsed.
In some preferred embodiments of the present invention, the controller controls the negative ion generating assembly to operate when a detection result of the air quality detecting assembly is greater than a preset value.
In some preferred embodiments of the present invention, the controller includes a comparing unit, an anion control unit and an air detection control unit, the comparing unit is operatively connected to the air quality detecting assembly, the comparing unit is configured to compare a detection result of the air quality detecting assembly with the preset value, the anion control unit is operatively connected to the anion generating assembly for controlling the operation of the anion generating assembly, and the air detection control unit is operatively connected to the air quality detecting assembly for controlling the operation of the air quality detecting assembly.
According to another aspect of the present invention, the present invention further provides a vehicle including at least one air quality detecting device having a dust removing function; wherein the air quality detection device with dust removal function includes:
the air quality detection assembly is arranged in the accommodating cavity and is used for detecting the air quality; and
and the negative ion generating assembly is used for releasing negative ions into the accommodating cavity.
Drawings
Fig. 1 is a schematic view of the overall structure of an air quality detecting apparatus with a dust removing function according to a preferred embodiment of the present invention.
Fig. 2 is a schematic cross-sectional view of an air quality detecting apparatus with a dust removing function according to a preferred embodiment of the present invention.
Fig. 3 is an exploded view of an air quality detecting apparatus with a dust removing function according to a preferred embodiment of the present invention.
Fig. 4 is a schematic circuit board structure diagram of an air quality detecting device with a dust removing function according to a preferred embodiment of the present invention.
Fig. 5 is a partially enlarged schematic structural view of an air quality detecting apparatus with a dust removing function according to a preferred embodiment of the present invention.
Fig. 6 is a schematic block diagram of an air quality detecting device with a dust removing function according to a preferred embodiment of the present invention.
Fig. 7 is a schematic view of the overall structure of an air quality detecting apparatus with a dust removing function according to a second preferred embodiment of the present invention.
Fig. 8 is a schematic cross-sectional view of an air quality detecting apparatus with a dust removing function according to a second preferred embodiment of the present invention.
Fig. 9 is a partially enlarged schematic structural view of an air quality detecting apparatus with a dust removing function according to a second preferred embodiment of the present invention.
Fig. 10 is an exploded view schematically illustrating an air quality detecting apparatus with a dust removing function according to a second preferred embodiment of the present invention.
Fig. 11 is a schematic block diagram of an air quality detecting device with a dust removing function according to a second preferred embodiment of the present invention.
Fig. 12 is an application structure diagram of a modified embodiment of the air quality detecting apparatus with a dust removing function according to the second preferred embodiment of the present invention.
Detailed Description
The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents and other technical solutions without departing from the spirit and scope of the invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the description to indicate that the referenced device or element must have the specified orientation, be constructed and operated in the specified orientation, and not for the purpose of limitation.
It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.
Referring to fig. 1 to 6 of the specification, the air quality detecting device 100 with dust removing function provided by the present invention is illustrated, and in the preferred embodiment, the air quality detecting device 100 with dust removing function can remove dust accumulated in the air in the detecting air duct, so that the detecting structure of the air quality is closer to the true value, and the accuracy of the air quality detecting result is improved. Preferably, the present invention provides the air quality detecting device 100 with dust removing function, which is particularly suitable for a vehicle, and is suitable for detecting the air quality in an inner space of the vehicle.
Specifically, in the preferred embodiment, the air quality detecting apparatus 100 with dust removing function includes a housing 10, an air quality detecting assembly 20, an anion generating assembly 30 and a circuit board assembly 40, wherein the air quality detecting assembly 20 and the anion generating assembly 30 are respectively disposed on the circuit board assembly 40, the air quality detecting assembly 20, the anion generating assembly 30 and the circuit board assembly 40 are respectively disposed on the housing 10, the air quality detecting assembly 20 is used for detecting the content of pollutants in the air, the anion generating assembly 30 is used for generating anions, removing the dust accumulated near the air quality detecting assembly 20, and improving the accuracy of the detection result of the air quality detecting assembly 20.
The air quality detecting device 100 with dust removing function further has a containing cavity 101 formed in the housing 10, the air quality detecting device 100 with dust removing function further includes an air inlet pipe 11 and an air outlet pipe 12 arranged in the housing 10, and an air inlet flow channel 110 formed in the air inlet pipe 11 and an air outlet flow channel 120 formed in the air outlet pipe 12, the air inlet flow channel 110 and the air outlet flow channel 120 are respectively communicated with the containing cavity 101, and gas can enter the containing cavity 101 through the air inlet flow channel 110 and leave the containing cavity 101 through the air outlet flow channel 120.
Further, the circuit board assembly 40 is disposed in the accommodating cavity 101, the circuit board assembly 40 includes a circuit board 41, and the circuit board 41 divides the accommodating cavity 101 into a first sub-accommodating cavity 1011 and a second sub-accommodating cavity 1012. Preferably, in this preferred embodiment, the first sub-receiving cavity 1011 and the second sub-receiving cavity 1012 are respectively located at the upper and lower sides of the circuit board 41, in other preferred embodiments of the present invention, the first sub-receiving cavity 1011 and the second sub-receiving cavity 1012 can also be respectively located at the left and right sides of the circuit board 41, and it should be understood by those skilled in the art that the specific positions of the circuit board 41 and the first sub-receiving cavity 1011 and the second sub-receiving cavity 1012 should not constitute limitations of the present invention.
The circuit board 41 further has a communicating channel 410, the communicating channel 410 communicates with the upper and lower sides of the circuit board 41, that is, the communicating channel 410 communicates with the first sub-containing cavity 1011 and the second sub-containing cavity 1012 respectively located at the two sides of the circuit board 41, the gas in the first sub-containing cavity 1011 can enter the second sub-containing cavity 1012 through the communicating channel 410, and the gas in the second sub-containing cavity 1012 can enter the first sub-containing cavity 1011 through the communicating channel 410.
Specifically, the air quality detecting assembly 20 further includes an air extracting assembly 21 and a detecting assembly 22, the air extracting assembly 21 is disposed in the first sub-receiving cavity 1011, the detecting assembly 22 is disposed in the second sub-receiving cavity 1012, in other words, the air extracting assembly 21 and the detecting assembly 22 are disposed on the upper and lower sides of the circuit board 41 respectively, the air extracting assembly 21 is configured to drive the air to enter the receiving cavity 101 from the air inlet channel 110 and to exit the receiving cavity 101 from the air outlet channel 120, and the detecting assembly 22 is configured to detect the air quality of the air entering the receiving cavity 101.
Further, the air quality detecting device 100 with dust removing function further has a first air duct 51, a second air duct 52 and a detecting cavity 53, the first air duct 51 and the second air duct 52 are respectively located at the upper side and the lower side of the circuit board 41, wherein the first air duct 51 communicates the inlet air duct 110 and the communicating channel 410, the second air duct 52 communicates the communicating channel 410 and the outlet air duct 120, the detecting cavity 53 is located in the second air duct 52, and air can enter the first air duct 51 through the inlet air duct 110, enter the detecting cavity 53 and the second air duct 52 through the communicating channel 410, and then exit through the outlet air duct 120. The air extracting assembly 21 is disposed at a position where the first air duct 51 communicates with the air inlet duct 110, and the detecting assembly 21 is disposed in the detecting cavity 53. When the air suction assembly 21 is in operation, the external air can enter the first air channel 51 from the air inlet channel 110, and then enter the detection cavity 53 and the second air channel 52 through the communication channel 410, when the air passes through the detection cavity 53, the detection assembly 22 completes the detection of the air quality of the air, and the detected air exits through the air outlet channel 120.
Preferably, in the preferred embodiment, the air extracting assembly 21 is a fan, when the fan rotates, the fan can drive the air in the first air channel 51 and the second air channel 52 to enter the external environment through the air outlet flow channel 120, and form a negative pressure at the connection between the first air channel 51 and the air inlet flow channel 110, the external air enters the first air channel 51, the second air channel 52 and the detection cavity 53 through the air inlet flow channel 110 under the action of the air pressure, and the detection assembly 22 completes the detection of the quality control of the air in the detection cavity 53.
Preferably, in the present preferred embodiment, the detecting assembly 22 further includes an optical emitter and an optical detector, the optical emitter and the optical detector are respectively disposed at two sides of the detecting cavity 53, the optical emitter and the optical detector correspond to each other, the optical emitter is configured to emit optical radiation with a specific wavelength, the specific optical radiation emitted by the optical emitter is obtained by the optical detector after passing through the gas in the detecting cavity 53, and the optical detector determines the air quality of the gas according to the transmittance of the optical radiation emitted by the optical emitter.
In some preferred embodiments of the present invention, the optical emitter is an infrared generator and the optical detector is a corresponding infrared detector. In other preferred embodiments of the present invention, the optical generator is a laser generator and the optical detector is a corresponding laser detector.
Referring to fig. 3 to 5 of the specification, the anion generating assembly 30 further includes an anion releasing member 31 and an anion generating circuit 32, the anion releasing member 31 is electrically connected to the anion generating circuit 32, and the anion generating circuit 32 is disposed on the circuit board 41. The direct current or alternating current can obtain pure direct current negative high voltage after being processed by the negative ion generating circuit 32, the negative high voltage generates high corona at the negative ion releasing part 31, a large amount of electrons (e-) are released at high speed, and the electrons are captured by oxygen molecules in the air, so that air negative ions are generated. Specifically, when the dc or ac power is converted into the dc negative high voltage by the negative ion generating circuit 32, the dc or ac circuit is first processed by the emi (electro Magnetic interference) processing circuit and the lightning protection circuit, and then upgraded to the ac high voltage by the pulse circuit, the overvoltage current limiting, the high-low voltage isolation, and other circuits, and then rectified and filtered by the electronic material of a special grade to obtain the pure dc negative high voltage, and the generated dc negative high voltage is connected to the negative ion releasing member 31 to generate electrons. Further, the negative ion emitting member 31 is a discharge tip made of metal or carbon element, and generates high corona by using a high voltage of a tip direct current to emit a large amount of electrons at a high speed.
Preferably, in the preferred embodiment, the negative ion releasing member 31 is disposed in the detecting chamber 53, and the negative ion releasing member 31 and the detecting component 22 have a suitable distance therebetween. The negative ion releasing member 31 can release negative ions into the detection chamber 53 before the detection assembly 22 detects the air quality in the detection chamber 53, so as to remove impurities contained in the air in the detection chamber 53, and improve the accuracy of the detection result of the detection assembly 22.
Referring to fig. 6 of the specification, in particular, the air quality detecting apparatus 100 with dust removing function further includes a controller 60, the controller 60 is operatively connected to the negative ion generating assembly 30 and the air quality detecting assembly 20 respectively, and the controller 60 is configured to control the operations of the air quality detecting assembly 20 and the negative ion generating assembly 30. Preferably, in the preferred embodiment, before the air quality detection assembly 20 detects the air quality, the controller 60 controls the negative ion generating assembly 30 to operate, so as to release negative ions into the detection chamber 53, so as to purify the gas in the detection chamber 53, remove impurities in the detection chamber 53, and improve the accuracy of the detection result of the air quality detection assembly 20.
Further, the controller 60 is operatively connected to the air pumping assembly 21 and the detecting assembly 22 of the air quality detecting assembly 20, respectively, the controller 60 is also operatively connected to the anion generating circuit 32 of the anion generating assembly 30, and the controller 60 is capable of controlling the operations of the air pumping assembly 21, the detecting assembly 22 and the anion generating circuit 32, respectively.
Further, when the concentration of the pollutants in the air detected by the air quality detecting assembly 20 exceeds a preset value, the controller 60 controls the negative ion generating assembly 30 to operate, so that the controller 60 releases the negative ions into the air to reduce the concentration of the pollutants in the air, thereby achieving the purpose of purifying the air.
Specifically, the controller 60 is operatively connected to the air quality detecting assembly 20, the controller 60 can obtain the result of the air quality detected by the air quality detecting assembly 20 from the air quality detecting assembly 20, and when the concentration of the pollutant in the air detected by the air quality detecting assembly 20 exceeds the preset value, the controller 60 controls the negative ion generating assembly 30 to operate, so that the negative ion generating assembly 30 generates negative ions to purify the pollutant in the air.
Referring to fig. 6 of the specification, in particular, the controller 60 further includes a comparing unit 61 and a negative ion control unit 62, the comparing unit 61 is operatively connected to the air quality detecting assembly 20, and the comparing unit 61 is configured to obtain a magnitude between a detection result of the air quality detecting assembly 20 and the preset value from the air quality detecting assembly 20. The comparing unit 61 is further operatively connected to the negative ion control unit 62, the negative ion control unit 62 is operatively connected to the negative ion generating assembly 30, and the negative ion control unit 62 is used for controlling the operation of the negative ion generating assembly 30. In the preferred embodiment, when the comparing unit 61 compares that the detection result of the air quality detecting assembly 20 is greater than the preset value, that is, the concentration of the pollutants in the air exceeds a preset concentration value, the negative ion control unit 62 controls the negative ion generating assembly 30 to operate, so that the negative ion generating assembly 30 releases negative ions into the air, purifies the pollutants in the air, and improves the air quality.
In other preferred embodiments of the present invention, the air quality detecting assembly 20 can be a multifunctional air quality sensor for detecting the concentration of multiple air pollutants, in this preferred embodiment, each preset value of the concentration of pollutants can be implemented as different values, and when the concentration of one of the pollutants is greater than the corresponding preset value, the anion control unit 62 controls the anion generating assembly 30 to work, so as to release anions to the air, to purify the air, and to improve the air quality.
It should be further noted that, when the negative ion control unit 62 controls the negative ion generating assembly 30 to release negative ions, the air detection control unit 63 controls the air extracting assembly 21 of the air quality detecting assembly 20 to work, so as to accelerate the flow speed of the air quality in the first air duct 51, the second air duct 52 and the detecting cavity 53, accelerate the negative ions released by the negative ion generating assembly 30 to flow to the outside of the housing 10, and improve the speed and the purifying effect of air purification.
The controller 60 further includes an air detection control unit 63, the air detection control unit 63 being operatively connected to the air quality detection assembly 20, the air detection control unit 63 being configured to control the operation of the air quality detection assembly 20. The air detection control unit 63 is further operatively connected to the negative ion control unit 62, when the air detection control unit 63 receives a command for controlling the air quality detection assembly 20 to detect the air quality, wherein the command can be a pressing of an operation button and can also be a preset command, the negative ion control unit 62 firstly controls the negative ion generation assembly 30 to operate, so that the negative ion generation assembly 30 releases negative ions for removing the pollutants in the air in the detection chamber 53, and the accuracy of the detection result of the air quality detection assembly 20 is improved. After the negative ion control unit 62 controls the negative ion generating assembly 30 for a preset time, the air detection control unit 63 controls the air quality detecting assembly 20 to perform air quality detection. It should be understood by those skilled in the art that, in the preferred embodiment, the negative ion generating assembly 30 releases negative ions to remove the pollutants accumulated in the detection chamber 53 before the air quality detection assembly 20 performs the air quality detection, so that the detection result of the air quality detection assembly 20 can be improved, and the accuracy of the detection result of the air quality detection assembly 20 can be improved.
It should be understood by those skilled in the art that in other embodiments of the present invention, the negative ion control unit 62 can also periodically control the operation of the negative ion generating assembly 30, so as to periodically remove the pollutants in the air in the detection chamber 53, prevent the pollutants in the air from accumulating on the inner wall of the detection assembly 22 and/or the detection chamber 53, reduce the cleaning times of the air quality detection device, and improve the service life of the air quality detection device.
In other preferred embodiments of the present invention, the negative ion releasing member 31 of the negative ion generating assembly 30 is disposed in the first air duct 51 of the first sub-accommodating cavity 1011, that is, in the present modified embodiment, the negative ion releasing member 31 and the detecting member 22 are disposed on the upper and lower sides of the circuit board 41, respectively, the air exhausting member 21 of the negative ion releasing member 31 and the air quality detecting member 20 is disposed in the first sub-accommodating cavity 1011, and the detecting member 22 of the air quality detecting member 20 is disposed in the second sub-accommodating cavity 1012. In this modified embodiment, the negative ion releasing member 31 releases negative ions in the first air duct 51, and the negative ions released by the negative ion releasing member 31 in the first air duct 51 can enter the second air duct 52 and the detection chamber 53 from the first air duct 51, so as to remove impurities in the air in the first air duct 51, the second air duct 52 and the detection chamber 53, and improve the accuracy of the detection result of the detection assembly 22 of the air quality detection assembly 20.
Specifically, in the preferred embodiment, before the air quality detection assembly 20 detects the air quality, the controller 60 controls the negative ion generating circuit 32 of the negative ion generating assembly 30 to operate, so that the negative ion releasing member 31 releases negative ions in the first air duct 51. The negative ions released by the negative ion releasing member 31 in the first air duct 51 can enter the second air duct 52 and the detection chamber 53 through the communication channel 410, so as to remove impurities in the air in the first air duct 51, the second air duct 52 and the detection chamber 53, and improve the accuracy of the air quality detection structure of the air quality detection assembly 20. In the preferred embodiment, after a preset time period elapses after the controller 60 controls the negative ion generating assembly 30 to start operating, the controller 60 controls the air quality detecting assembly 20 to start operating. It should be understood by those skilled in the art that the controller 60 controls the operation and control of the anion generating assembly 30 and controls the interval between the air quality detecting assembly 20 detecting the air quality bracket, the time length of the preset time can be adjusted as required, as long as the utility model aims can be achieved, and the length of the preset time should not constitute the limitation of the utility model. In other preferred embodiments of the present invention, the negative ion releasing member 31 of the negative ion generating assembly 30 can also be located in the second sub-accommodating chamber 1012 in the second air duct 52, as long as the object of the present invention can be achieved, and the specific location of the negative ion releasing member 31 should not constitute a limitation of the present invention.
Referring to fig. 7 to 11 of the specification, a second preferred embodiment of the air quality detecting device 100 with dust removing function provided by the present invention is illustrated, in this preferred embodiment, the air quality detecting device 100 with dust removing function includes a housing 10A, an air quality detecting assembly 20A, an anion generating assembly 30A and a circuit board assembly 40A, wherein the housing 10A further includes an air detecting housing 13A and an anion generating housing 14A, and the circuit board assembly 40A further includes an air quality detecting circuit board 41A and an anion generating circuit board 42A. The air quality detecting unit 20A and the air quality detecting circuit board 41A are provided in the air detecting housing 13A, and the negative ion generating unit 30A and the negative ion generating circuit board 42A are provided in the negative ion generating housing 14A, wherein the air quality detecting unit 20A is provided in the air quality detecting circuit board 41A, and the negative ion generating unit 30A is provided in the negative ion generating circuit board 42A.
Further, in the present preferred embodiment, the air quality detecting apparatus 100 with dust removing function further has an air detection accommodating chamber 130A formed in the air quality detecting housing 13A and an anion accommodating chamber 120A formed in the anion generating housing 14A, the air quality detecting unit 20A and the air quality detecting circuit board 41A are provided in the air detection accommodating chamber 130A, and the anion generating unit 30A and the anion generating circuit board 42A are provided in the anion generating accommodating chamber 140A. The air quality detecting device 100 with the dust removal function further has a communication channel 150A for communicating the air detection accommodating cavity 130A and the negative ion generating accommodating cavity 140A, the communication channel 150A communicates the air detection accommodating cavity 130A and the negative ion generating accommodating cavity 140A, the air detection accommodating cavity 130A and the negative ion generating accommodating cavity 140A are capable of communicating with each other through the communication channel 150A for communicating the air detection accommodating cavity 130A and the negative ion generating accommodating cavity 140A.
Specifically, the air quality detecting device 100 with a dust removing function further includes a communicating pipe 15A, the communicating pipe 15A is disposed between the air detecting housing 13A and the negative ion generating housing 14A, and the communicating channel 150A is formed in the communicating pipe 15A.
The air quality detecting device 100 with dust removing function further has an inlet flow channel 110A and an outlet flow channel 120A, the inlet flow channel is communicated with the air detecting accommodating cavity 130A, the outlet flow channel 120A is communicated with the anion generating accommodating cavity 140A, gas can enter or leave the air detecting accommodating cavity 130A through the inlet flow channel 110A, and gas can also enter or leave the anion generating accommodating cavity 140A through the anion generating accommodating cavity 140A. In the preferred embodiment, gas can first enter the air detection accommodating chamber 130A through the inlet flow channel 110A, then enter the anion generation accommodating chamber 140A through the communication flow channel 150A communicating the air detection accommodating chamber 130A and the anion generation accommodating chamber 140A, and leave the anion generation accommodating chamber 140A through the outlet flow channel 120A.
The air quality detecting device 100 with dust removing function further includes an air inlet duct 11A and an air outlet duct 12A, the air inlet duct 11A is disposed in the air detecting housing 13A, preferably, the air inlet duct 11A is integrally formed in the air detecting housing 13A, and the air inlet duct 110A is formed in the air inlet duct 11A. The air quality detecting apparatus 100 with dust removal function further includes an air outlet pipe 12A, the air outlet pipe 12A is disposed in the anion generating housing 14A, preferably, the air outlet pipe 12A is integrally formed in the anion generating housing 14A, and the air outlet flow channel 120A is formed in the air outlet pipe 12A.
Specifically, the air quality detection circuit board 41A divides the air detection accommodating cavity 130A into a first sub air detection accommodating cavity 1301A and a second sub air detection accommodating cavity 1302A, and the first sub air detection accommodating cavity 1301A and the second sub air detection accommodating cavity 1302A are respectively located at the upper side and the lower side of the air quality detection circuit board 41A.
The air quality detecting circuit board 41A further has a communicating passage 410A, the communicating passage 410A communicates the first sub air detection accommodating chamber 1301A and the second sub air detection accommodating chamber 1302A, and gas can flow between the first sub air detection accommodating chamber 1301A and the second sub air detection accommodating chamber 1302A through the communicating passage 410A.
Referring to fig. 9 in the specification, the air quality detecting device 100 with a dust removing function further includes a first air duct 51A, a second air duct 52A, and a detecting cavity 53A, the first air duct 51A and the second air duct 52A are respectively located at upper and lower sides of the air quality detecting circuit board 41A, the first air duct 51A is located in the first sub-air detecting accommodating cavity 1301A, the second air duct 52A is located in the second sub-air detecting accommodating cavity 1302A, and the communicating channel 410A communicates the first air duct 51A and the second air duct 52A. The first air passage 51A communicates with the intake flow passage 110A, and the second air passage 52A communicates with the communication flow passage 150A. The detection chamber 53A is located in the second air duct 52A.
The air quality detecting assembly 20A further includes a first air pumping assembly 21A and a detecting assembly 22A, wherein the first air pumping assembly 21A is disposed between the first air duct 51A and the air inlet flow duct 110A, the detecting assembly 22A is disposed in the detecting cavity 53A, the detecting assembly 22A is configured to detect the air quality of the air entering the detecting cavity 53A, and the air pumping assembly 21A is configured to push the ambient air to flow into the detecting cavity 53A, so as to facilitate the detection of the detecting assembly 22A. The first air extraction assembly 21A and the detection assembly 22A are respectively disposed on the upper and lower sides of the air quality detection circuit board 41A.
The air quality detecting device 100 with dust removing function further has a third air channel 54A formed in the negative ion generating and accommodating cavity 140A, and the fourth air channel 54A communicates the communicating flow channel 150A and the air outlet flow channel 120A.
The anion generating assembly 30A further includes an anion releasing assembly 31A and an anion generating circuit 32A, and the anion releasing assembly 31A is electrically connected to the anion generating circuit 32A. The negative ion releasing assembly 31A is disposed in the third air duct 54A, the negative ion releasing assembly 31A is configured to release negative ions in the third air duct 54A, and the negative ion generating circuit 32A is disposed in the negative ion generating circuit board 42A. The direct current or alternating current can obtain pure direct current negative high voltage after being processed by the negative ion generating circuit 32, the negative high voltage generates high corona at the negative ion releasing part 31A, a large amount of electrons (e-) are released at high speed, and the electrons are captured by oxygen molecules in the air, so that air negative ions are generated. Specifically, when the dc or ac power is converted into the dc negative high voltage by the negative ion generating circuit 32A, the dc or ac circuit is first processed by the emi (electro Magnetic interference) processing circuit and the lightning protection circuit, and then upgraded to the ac high voltage by the pulse circuit, the overvoltage current limiting, the high-low voltage isolation, and other circuits, and then rectified and filtered by the electronic material of a special grade to obtain the pure dc negative high voltage, and the generated dc negative high voltage is connected to the negative ion releasing member 31A to generate electrons. Further, the negative ion emitting member 31A is a discharge tip made of metal or carbon element, and generates high corona by using a high voltage of a tip direct current to emit a large amount of electrons at a high speed.
The negative ion generating assembly 30A further includes a second pumping assembly 33A, the second pumping assembly 33A is disposed in the third air duct 54A, and the second pumping assembly 33A is used for driving the flow of the air in the third air duct 54A. Preferably, in the preferred embodiment, the second pumping assembly 33A is disposed between the third air duct 54A and the air outlet channel 120A. In other preferred embodiments of the present invention, the second air pumping assembly 33A can be further disposed between the third air duct 54A and the communicating flow passage 150A, and those skilled in the art should understand that the arrangement position of the second air pumping assembly 33A should not constitute a limitation of the present invention as long as the object of the present invention can be achieved.
Further, the air quality detecting apparatus 100 with dust removing function further comprises a controller 60A, the controller 60A is operatively connected to the air quality detecting assembly 20A and the negative ion generating assembly 30A, respectively, and the controller 60A is configured to control the operations of the air quality detecting assembly 20A and the negative ion generating assembly 30A. In the preferred embodiment, it is defined that when the second pumping module 33A rotates forward, the second pumping module 33A drives the gas to move from the outlet channel 120A to the third air channel 54A, and when the second pumping module 33A rotates backward, the second pumping module 33A drives the gas to move from the third air channel 54A to the outlet channel 120A. It is defined that when the first pumping module 21A rotates forward, the first pumping module 21A drives the gas to move from the inlet channel 110A to the detection chamber 53A, and when the first pumping module 21A rotates backward, the first pumping module 21A drives the gas to move from the detection chamber 53A to the inlet channel 110A.
Preferably, in the preferred embodiment, before the air quality detection module 20A performs the air quality detection, the negative ion generating module 30A first releases negative ions to remove the impurities accumulated in the detection chamber 53A, so as to improve the accuracy of the detection result of the air quality detection module 20A. Specifically, before the air quality detection module 20A performs air quality detection, the controller 60A controls the negative ion generating module 30A to operate, and controls the second pumping module 33A of the negative ion generating module 30A to rotate forward, so that the negative ions released by the negative ion releasing module 31A can move toward the detection cavity 53A, so as to clean the pollutants accumulated in the gas in the detection cavity 53A. After the controller 60A controls the operation of the negative ion generating assembly 30A for a preset time, the controller 60A controls the operation of the air quality detecting assembly 20A and controls the first pumping assembly 21A to rotate forward for driving the gas to move from the inlet flow channel 110A to the detecting cavity 53A for the detecting assembly 22A to detect the air quality.
In the preferred embodiment, when the detection result of the air quality detecting assembly 20A is greater than a predetermined value, that is, when the concentration of a certain pollutant in the air detected by the air quality detecting assembly 20A exceeds a certain value, the controller 60A controls the negative ion generating assembly 30A to operate, so as to achieve the purpose of purifying the air. Specifically, when the detection result of the air quality detection assembly 20A is greater than the preset value, the controller 60A controls the negative ion generation assembly 30A to operate, and controls the second air pumping assembly 33A of the negative ion generation assembly 30A to rotate in the opposite direction, so that the second air pumping assembly 33A drives the air to move from the third air channel 54A to the direction of the air outlet flow channel 120A, and the air leaves the negative ion generation accommodation cavity 140A and enters the outside air, thereby achieving the effect of purifying the air.
Referring to fig. 11 of the specification, in particular, the controller 60A further includes a comparing unit 61A, a negative ion control unit 62A and an air detection control unit 63A, the comparing unit 61A is operatively connected to the air quality detecting assembly 20A, and the comparing unit 61A is configured to compare a detection result of the air quality detecting assembly 20A with the preset value. The anion control unit 62A is operably connected to the anion generating assembly 30A, and the anion control unit 62A is configured to control the operation of the anion generating assembly 30A. The air detection control unit 63A is operably connected to the air quality detection assembly 20A, and the air detection control unit 63A is configured to control the operation of the air quality detection assembly 20A.
When the comparison unit 61A compares that the detection result of the air quality detection assembly 20A is greater than the preset value, the negative ion control unit 62A controls the negative ion generation assembly 30A to operate, and controls the second air extraction assembly 33A of the negative ion generation assembly 30A to rotate reversely, so as to drive the air in the third air duct 54A to move towards the direction of the air outlet flow channel 120A, so as to achieve the effect of purifying air.
Preferably, in the present preferred embodiment, the negative ion generating casing 14A is stacked above the air detecting casing 13A, and in other preferred embodiments of the present invention, the negative ion generating casing 14A and the air detecting casing 13A can be arranged in parallel. It should be understood by those skilled in the art that the specific positional relationship between the air detecting housing 13A and the anion generating housing 14A should not constitute a limitation of the present invention as long as the object of the present invention can be achieved.
According to another aspect of the present invention, the present invention further provides a vehicle, the vehicle includes at least one air quality detecting device 100 with dust removing function, the air quality detecting device 100 with dust removing function is configured to detect the air quality of an internal space of the vehicle, and the air quality detecting device 100 with dust removing function can release negative ions into the internal space of the vehicle to remove pollutants in the air of the internal space of the vehicle.
Referring to fig. 12 of the specification, a modified embodiment of the air quality detecting device 100 with dust removing function provided by the present invention is illustrated, and the difference between the present preferred embodiment and the above-mentioned embodiment is that, in the present preferred embodiment, the air detecting housing 13A and the anion generating housing 14A of the air quality detecting device 100 with dust removing function are respectively disposed at different positions of a vehicle 200, the communication duct 15A is disposed between the air detecting housing 13A and the anion generating housing 14A, the communication duct 150A disposed in the communication duct 15A communicates with the air detecting accommodating chamber 130A disposed in the air detecting housing 13A and the anion generating accommodating chamber 140A disposed in the anion generating housing 14A, the air quality detecting assembly 20A is disposed in the air detecting accommodating chamber 130A, the negative ion generating module 30A is disposed in the negative ion generating accommodating chamber 140A. The vehicle 200 further has an interior space 201, and the air quality detecting assembly 20A is configured to detect the air quality of the air in the interior space 201 of the vehicle 200. That is, in the present preferred embodiment, the air detection case 13A and the anion generation case 14A of the air quality detection apparatus 100 with a dust removal function are separated from each other, and the air detection case 13A and the anion generation case 14A can be provided at any position of the vehicle 200 as required for use.
According to the utility model discloses an on the other hand, the utility model discloses an air quality detection method is further provided, and it includes:
101: releasing negative ions into a detection chamber 53; and
102: after a preset time, the external air is introduced into the detection cavity 53 for detection.
In some preferred embodiments of the present invention, in the step 101, the negative ions are released into the detection chamber 53 through a negative ion releasing member 31 disposed in the detection chamber 53.
According to another aspect of the present invention, the present invention further provides an air purification method, which includes:
201: detecting the air quality; and
202: when the detected air quality result is greater than a preset value, releasing negative ions into the air;
in the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
It will be understood by those skilled in the art that the embodiments of the present invention as described above and shown in the drawings are given by way of example only and are not limiting of the present invention. The objects of the present invention have been fully and effectively accomplished. The functional and structural principles of the present invention have been shown and described in the embodiments without departing from the principles, embodiments of the present invention may have any deformation or modification.
Claims (17)
1. An air quality detecting device with dust removing function, which is suitable for being installed in a containing cavity of a shell to form the air quality detecting device with dust removing function, wherein the shell is further provided with an air inlet flow passage and an air outlet flow passage communicated with the containing cavity, and the air quality detecting device with dust removing function is characterized by comprising:
the air quality detection assembly is arranged in the accommodating cavity and is used for detecting the air quality; and
and the negative ion generating assembly is used for releasing negative ions into the accommodating cavity.
2. The air quality detecting device with dust removing function according to claim 1, wherein the housing further comprises an air detecting housing and an anion generating housing, the air detecting housing is located in the air detecting housing, the anion generating housing is located in the anion generating housing, the air quality detecting component is located in the air detecting housing, the anion generating component is located in the anion generating housing, the housing further comprises a communicating channel communicating the air detecting housing and the anion generating housing, the air inlet channel communicates with the air detecting housing, and the air outlet channel communicates with the anion generating housing.
3. The air quality detecting apparatus with dust removing function according to claim 2, further comprising a circuit board assembly, wherein said circuit board assembly further comprises an air quality detecting circuit board and an anion generating circuit board, said air quality detecting circuit board is disposed in said air detection accommodating chamber and divides said air detection accommodating chamber into a first sub-air detection accommodating chamber and a second sub-air detection accommodating chamber, said anion generating circuit board is disposed in said anion generating accommodating chamber, said air quality detecting circuit board further has a communication passage communicating said first sub-air detection accommodating chamber and said second sub-air detection accommodating chamber.
4. The air quality detecting device with dust removing function according to claim 3, further comprising a first air duct, a second air duct, a third air duct and a detection chamber, wherein the first air duct is located in the first sub air detection accommodating chamber, the first air duct communicates the air inlet duct and the communication channel, the second air duct is located in the second sub air detection accommodating chamber, the second air duct communicates the communication channel and the communication channel, the third air duct is located in the negative ion generation accommodating chamber, and the third air duct communicates the communication channel and the air outlet channel.
5. The air quality detecting device with dust removing function according to claim 4, wherein the air quality detecting assembly further comprises a first air exhausting assembly and a detecting assembly, the first air exhausting assembly is disposed between the first air duct and the air inlet duct, the first air exhausting assembly is used for driving the air to flow, the detecting assembly is disposed in the detecting cavity, and the detecting assembly is used for detecting the air quality of the air in the detecting cavity.
6. The air quality detecting apparatus with dust removing function according to claim 5, wherein the negative ion generating assembly further comprises a negative ion releasing member, a negative ion generating circuit and a second air pumping assembly, the negative ion releasing member is electrically connected to the negative ion generating circuit, the negative ion generating circuit is used for converting current into direct negative high voltage current, the negative ion releasing member is used for releasing electrons, the second air pumping assembly is arranged in the third air duct, and the second air pumping assembly is used for driving air to flow.
7. The air quality detecting device with a dust removing function according to claim 1, further comprising a circuit board assembly, wherein the circuit board assembly includes a circuit board, the circuit board is disposed in the accommodating chamber and divides the accommodating chamber into a first sub-accommodating chamber and a second sub-accommodating chamber, the first circuit board further has a communicating passage communicating the first sub-accommodating chamber and the second sub-accommodating chamber, and the air quality detecting assembly and the negative ion generating assembly are disposed on the circuit board, respectively.
8. The air quality detecting device with dust removing function according to claim 7, further comprising a first air duct, a second air duct and a detecting chamber, wherein the first air duct and the second air duct are respectively located in the first sub-accommodating chamber and the second sub-accommodating chamber, the first air duct communicates the inlet air duct and the communicating channel, the second air duct communicates the communicating channel and the outlet air duct, and the detecting chamber is located in the second air duct.
9. The air quality detecting device with dust removing function according to claim 8, wherein the air quality detecting assembly further comprises an air extracting assembly and a detecting assembly, the air extracting assembly is disposed between the first air duct and the air inlet duct, the air extracting assembly is used for driving air to flow, the detecting assembly is disposed in the detecting cavity, and the detecting assembly is used for detecting the air quality of the air in the detecting cavity.
10. The air quality detecting apparatus with a dust removing function according to claim 9, wherein the negative ion generating assembly further comprises a negative ion releasing member and a negative ion generating circuit, the negative ion releasing member is electrically connected to the negative ion generating circuit, the negative ion generating circuit is configured to convert the current into a direct negative high voltage current, and the negative ion releasing member is configured to release electrons.
11. The air quality detecting apparatus with a dust removing function according to any one of claims 1 to 10, further comprising a controller operatively connected to the air quality detecting assembly and the negative ion generating assembly, the controller being configured to control the operation of the negative ion generating assembly and the air quality detecting assembly.
12. The air quality detecting device with a dust removing function according to claim 11, wherein when the controller obtains a control command, the control command is used to control the operation of the air quality detecting component, the controller controls the operation of the negative ion generating component, and after a preset time period, the controller controls the operation of the air quality detecting component.
13. The air quality detecting device with a dust removing function according to claim 11, wherein the controller controls the negative ion generating assembly to operate when a detection result of the air quality detecting assembly is greater than a preset value.
14. The air quality detecting apparatus with a dust removing function according to claim 11, wherein the controller includes a comparing unit, an anion control unit and an air detection control unit, the comparing unit is operatively connected to the air quality detecting assembly, the comparing unit is configured to compare a magnitude between a detection result of the air quality detecting assembly and the preset value, the anion control unit is operatively connected to the anion generating assembly for controlling an operation of the anion generating assembly, and the air detection control unit is operatively connected to the air quality detecting assembly for controlling an operation of the air quality detecting assembly.
15. The air quality detecting apparatus with a dust removing function according to claim 12, wherein the controller includes a comparing unit, an anion control unit and an air detection control unit, the comparing unit is operatively connected to the air quality detecting assembly, the comparing unit is configured to compare a magnitude between a detection result of the air quality detecting assembly and the preset value, the anion control unit is operatively connected to the anion generating assembly for controlling an operation of the anion generating assembly, and the air detection control unit is operatively connected to the air quality detecting assembly for controlling an operation of the air quality detecting assembly.
16. The air quality detecting apparatus with a dust removing function according to claim 13, wherein the controller includes a comparing unit, an anion control unit and an air detection control unit, the comparing unit is operatively connected to the air quality detecting assembly, the comparing unit is used for comparing a magnitude between a detection result of the air quality detecting assembly and the preset value, the anion control unit is operatively connected to the anion generating assembly for controlling an operation of the anion generating assembly, and the air detection control unit is operatively connected to the air quality detecting assembly for controlling an operation of the air quality detecting assembly.
17. A vehicle characterized by comprising the air quality detection apparatus with a dust removal function according to any one of claims 1 to 16.
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| CN201920819612.1U CN211195788U (en) | 2019-05-31 | 2019-05-31 | Air quality detection device with dust removal function and vehicle thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
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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 |
| 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 |
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