CN110986199A - Indoor purifier - Google Patents
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- CN110986199A CN110986199A CN201911079219.4A CN201911079219A CN110986199A CN 110986199 A CN110986199 A CN 110986199A CN 201911079219 A CN201911079219 A CN 201911079219A CN 110986199 A CN110986199 A CN 110986199A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/16—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by purification, e.g. by filtering; by sterilisation; by ozonisation
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Abstract
The invention provides an indoor purifier, comprising: the air purifier comprises a purifier body, sprayers detachably mounted on the purifier body, and air inlets are distributed at the lower end of the front side of the purifier body at equal intervals; a power supply interface for supplying power to the sprayer is arranged on the inner side of the mounting cavity; the purifier comprises a purifier body and is characterized in that an air outlet is formed in the upper end of the front side of the purifier body, atomizing nozzles are formed in two ends of an atomizer, and connecting channels corresponding to the atomizing nozzles are formed in two ends of an installation cavity. The indoor purifier is provided with the detachable sprayer, and the spray nozzle of the sprayer is connected to the air outlet of the purifier body through the connecting channel, so that the purifier has the functions of purifying air and improving indoor humidity.
Description
Technical Field
The invention relates to the field of household appliances, in particular to an indoor purifier.
Background
An air purifier, also known as an air cleaner, an air freshener, and a purifier, refers to a product capable of adsorbing, decomposing, or converting various air pollutants (generally including PM2.5, dust, pollen, odor, formaldehyde, and other decoration pollutants, bacteria, allergens, and the like), and effectively improving air cleanliness, and is mainly classified into household, commercial, industrial, and building. There are a number of different technologies and media in air purifiers that enable them to provide clean and safe air to users. Common air purification techniques are: adsorption technology, negative (positive) ion technology, catalysis technology, photocatalyst technology, superstructure light mineralization technology, high-efficiency filtration technology, electrostatic dust collection technology and the like; the material technology mainly comprises the following steps: photocatalyst, active carbon, synthetic fiber, HEAP high-efficiency material, negative ion generator, etc. The existing air purifier is mostly of a composite type, namely, a plurality of purification technologies and material media are adopted at the same time.
Some indoor air purifiers do not include the humidification function mostly now, and structural function is comparatively single.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide an indoor purifier which is provided with a detachable sprayer and has a simple and reliable integral structure.
(II) technical scheme
In order to solve the above technical problems, the present invention provides an indoor purifier, comprising: the air purifier comprises a purifier body, sprayers detachably mounted on the purifier body, and air inlets are distributed at the lower end of the front side of the purifier body at equal intervals; a power supply interface for supplying power to the sprayer is arranged on the inner side of the mounting cavity; an air outlet is formed in the upper end of the front side of the purifier body, spray nozzles are formed in two ends of the sprayer, connecting channels corresponding to the spray nozzles are formed in two ends of the mounting cavity, and the spray nozzles are communicated with the air outlet through the connecting channels, so that the indoor purifier has the functions of purifying air and improving indoor humidity; the purifier body is provided with a starting switch.
Further, slider flanges are arranged at two ends of the sprayer, and sliding grooves corresponding to the slider flanges are arranged at two ends of the mounting cavity.
Nowadays, along with the development of science and technology, intelligent furniture is more and more popularized, intelligent furniture enables the furniture to be intelligentized, internationalized and fashionable, the home life is more convenient and comfortable, the intelligent furniture is an important component of a new and expensive life style, and the intelligent furniture is a development trend and trend of future international furniture. Most of existing air purifiers are expensive in price and not intelligent enough, and the requirements of people for use cannot be well met, for example, when the purifier is forgotten to be closed, the purifier can be in a working state all the time, power is consumed, and the service life of the purifier is reduced.
Therefore, the technical scheme also comprises the following steps:
the state switching unit is connected with the starting switch and used for switching the state of the starting switch to an opening state when receiving an opening trigger signal, and the indoor purifier starts to work; the state switching unit is also used for switching the state of the starting switch to a closing state when receiving a closing trigger signal, and stopping the indoor purifier;
a CMOS (complementary Metal Oxide semiconductor) induction camera unit arranged on the purifier body and used for obtaining and outputting a corresponding high-definition induction image;
the pixel value analysis unit is connected with the CMOS sensing camera unit and used for receiving the high-definition sensing image and executing the following processing on each pixel point in the high-definition sensing image: determining gradient values of the pixel points in all directions based on the pixel values of the pixel points and the pixel values of the pixel points in the field, and determining the pixel points as edge pixel points when the gradient values in one aspect in all directions exceed the limit;
and the ambiguity analysis unit is connected with the pixel value analysis unit and used for receiving each edge pixel point determined in the high-definition induction image, synthesizing each edge pixel point into one or more edge lines, counting the total number of the one or more edge lines, sending an image ambiguity signal when the total number of the one or more edge lines is lower than a preset number threshold, determining a difference value between the total number of the one or more edge lines and the preset number threshold, determining a corresponding ambiguity based on the difference value, wherein the greater the difference value is, the greater the ambiguity is, and sending the image ambiguity signal when the total number of the one or more edge lines is higher than or equal to the preset number threshold in the ambiguity analysis unit.
Further, the technical scheme also comprises:
the driving motor unit is respectively connected with the ambiguity analysis unit and the focusing lens of the CMOS sensing camera unit and is used for receiving the ambiguity and driving the focusing lens to perform corresponding displacement operation based on the ambiguity, wherein the larger the ambiguity is, the larger the corresponding displacement amplitude of the focusing lens is;
the data extraction unit is connected with the CMOS sensing camera unit and used for receiving a high-definition sensing image, acquiring each brightness value of each pixel point of the high-definition sensing image, performing mean square error calculation on each brightness value, and outputting the acquired numerical value of the mean square error as reference data;
the data segmentation unit is connected with the data extraction unit and used for receiving the high-definition sensing image and the reference data and uniformly segmenting the high-definition sensing image based on the reference data to obtain a plurality of segmentation fragments, wherein the larger the reference data is, the more the number of the segmentation fragments obtained by uniformly segmenting the high-definition sensing image is;
the signal-to-noise ratio detection unit is connected with the data segmentation unit and used for receiving the segmentation fragments, detecting five noise types with the top five amplitudes in the segmentation fragments aiming at each segmentation fragment, determining the signal-to-noise ratio of the segmentation fragments based on the amplitudes respectively corresponding to the five noise types, and determining the threshold size for performing background segmentation on the segmentation fragments based on the signal-to-noise ratio of the segmentation fragments;
a background stripping unit, connected to the snr detecting unit, configured to perform, for each segmentation fragment, background segmentation processing on the segmentation fragment based on a determined threshold to obtain a corresponding foreground fragment, and fit each foreground fragment of each segmentation fragment to obtain a foreground detection image, and output the foreground detection image;
the self-adaptive equalization unit is connected with the background stripping unit and used for receiving the foreground detection image, performing self-adaptive equalization processing on the foreground detection image to obtain a corresponding equalized image and outputting the equalized image;
the parameter analysis unit is connected with the self-adaptive equalization unit and used for receiving the equalization image, analyzing the dynamic range of the equalization image and outputting the dynamic range of the equalization image;
the automatic processing unit is connected with the parameter analysis unit and used for receiving the dynamic range of the balanced image and the balanced image, determining the intensity of executing the characteristic deepening processing on the balanced image according to the dynamic range of the balanced image, and outputting an automatic processing image obtained after executing the characteristic deepening processing;
the person tracking unit is connected with the automatic processing unit and used for receiving the automatic processing image, identifying a person object of the automatic processing image, sending an opening trigger signal when the existence of the person object is identified, and sending a closing trigger signal when the existence of the person object is not identified;
and the storage chip is respectively connected with the signal-to-noise ratio detection unit and the background stripping unit and is used for storing each threshold value of each block fragment determined by the signal-to-noise ratio detection unit.
Further, in the automatic processing unit, the wider the dynamic range of the equalized image, the less the intensity of performing the feature deepening processing on the equalized image.
Further, the driving motor unit is further configured to stop driving the focus lens to perform a corresponding displacement operation based on the blur degree when the image sharpness signal is received.
Further, the data extraction unit, the data segmentation unit, the signal-to-noise ratio detection unit and the background peeling unit are integrated on the same integrated circuit board.
(III) advantageous effects
The indoor purifier is provided with the detachable sprayer, and the spray nozzle of the sprayer is connected to the air outlet of the purifier body through the connecting channel, so that the purifier has the functions of purifying air and improving indoor humidity.
Drawings
FIG. 1 is an exploded view of an indoor purifier according to the present invention;
wherein: 1 is the clarifier body, 2 is the atomizer, 3 is the air intake, 4 is the installation cavity, 5 is power source, 6 is the air outlet, 7 is the nozzle, 8 is the interface channel, 9 is the slider flange, 10 is the spout, 11 is starting switch.
Detailed Description
Referring to fig. 1, the present invention provides an indoor cleaner comprising: the purifier comprises a purifier body 1, sprayers 2 detachably mounted on the purifier body 1, and air inlets 3 are distributed at equal intervals at the lower end of the front side of the purifier body 1, a mounting cavity 4 for placing the sprayers 2 is formed in the purifier body 1, the sprayers 2 are detachably mounted on the mounting cavity 4, and can be used independently after being detached; a power interface 5 for supplying power to the sprayer 2 is arranged on the inner side of the mounting cavity 4; an air outlet 6 is formed in the upper end of the front side of the purifier body 1, two ends of the sprayer 2 are provided with spray nozzles 7, two ends of the installation cavity 4 are provided with connecting channels 8 corresponding to the spray nozzles 7, and the spray nozzles 7 are communicated with the air outlet 6 through the connecting channels 8, so that the indoor purifier has the functions of purifying air and improving indoor humidity; the purifier body 1 is provided with a starting switch 11. The holistic simple structure of indoor clarifier of this embodiment, the atomizer is installed on the clarifier body dismantled and assembled for the service function nature of clarifier has obtained the promotion, and the atomizer also can be dismantled to get off and carry out the exclusive use through inside battery powered.
Referring to fig. 1, the sprayer 2 is provided with slider flanges 9 at both ends thereof, and the mounting cavity 4 is provided with slide grooves 10 at both ends thereof corresponding to the slider flanges 9.
Nowadays, along with the development of science and technology, intelligent furniture is more and more popularized, intelligent furniture enables the furniture to be intelligentized, internationalized and fashionable, the home life is more convenient and comfortable, the intelligent furniture is an important component of a new and expensive life style, and the intelligent furniture is a development trend and trend of future international furniture. Most of existing air purifiers are expensive in price and not intelligent enough, and the requirements of people for use cannot be well met, for example, when the purifier is forgotten to be closed, the purifier can be in a working state all the time, power consumption is reduced, and the service life of the purifier is prolonged. Therefore, the present embodiment further includes:
the state switching unit is connected with the starting switch 11 and is used for switching the state of the starting switch 11 to an open state when receiving an opening trigger signal, and the indoor purifier starts to work; the state switching unit is also used for switching the state of the starting switch 11 to the closing state when receiving the closing trigger signal, and stopping the indoor purifier;
the CMOS sensing camera shooting unit is arranged on the purifier body 1 and used for obtaining and outputting a corresponding high-definition sensing image;
the pixel value analysis unit is connected with the CMOS sensing camera unit and used for receiving the high-definition sensing image and executing the following processing to each pixel point in the high-definition sensing image: determining gradient values of the pixel points in all directions based on pixel values of the pixel points and pixel values of the pixel points in the field, and determining the pixel points as edge pixel points when gradient values in one aspect in all directions exceed the limit;
the ambiguity analyzing unit is connected with the pixel value analyzing unit and used for receiving each edge pixel point determined in the high-definition induction image, matching each edge pixel point into one or more edge lines, counting the total number of the one or more edge lines, sending an image ambiguity signal when the total number of the one or more edge lines is lower than a preset number threshold, determining the difference value between the total number of the one or more edge lines and the preset number threshold, determining the corresponding ambiguity based on the difference value, wherein the greater the difference value, the greater the ambiguity, and sending an image ambiguity signal when the total number of the one or more edge lines is higher than or equal to the preset number threshold in the ambiguity analyzing unit.
This embodiment still includes:
the driving motor unit is respectively connected with the ambiguity analysis unit and the focusing lens of the CMOS sensing camera unit and is used for receiving the ambiguity and driving the focusing lens to perform corresponding displacement operation based on the ambiguity, wherein the larger the ambiguity is, the larger the corresponding displacement amplitude of the focusing lens is;
the data extraction unit is connected with the CMOS sensing camera unit and used for receiving the high-definition sensing image, acquiring each brightness value of each pixel point of the high-definition sensing image, performing mean square error calculation on each brightness value, and outputting the obtained numerical value of the mean square error as reference data;
the data segmentation unit is connected with the data extraction unit and used for receiving the high-definition induction image and the reference data and uniformly segmenting the high-definition induction image based on the reference data to obtain a plurality of segmentation fragments, wherein the larger the reference data is, the more the number of the segmentation fragments obtained by uniformly segmenting the high-definition induction image is;
the signal-to-noise ratio detection unit is connected with the data segmentation unit and used for receiving a plurality of segmentation fragments, detecting five noise types with the amplitudes ranked in the top five in the segmentation fragments aiming at each segmentation fragment, determining the signal-to-noise ratio of the segmentation fragments based on the amplitudes respectively corresponding to the five noise types, and determining the threshold size for performing background segmentation on the segmentation fragments based on the signal-to-noise ratio of the segmentation fragments;
the background stripping unit is connected with the signal-to-noise ratio detection unit and used for executing background segmentation processing on each segmentation fragment based on the determined threshold value so as to obtain corresponding foreground fragments, fitting each foreground fragment of each segmentation fragment so as to obtain a foreground detection image and outputting the foreground detection image;
the self-adaptive equalization unit is connected with the background stripping unit and used for receiving the foreground detection image, performing self-adaptive equalization processing on the foreground detection image to obtain a corresponding equalized image and outputting the equalized image;
the parameter analysis unit is connected with the self-adaptive equalization unit and used for receiving the equalization image, analyzing the dynamic range of the equalization image and outputting the dynamic range of the equalization image;
the automatic processing unit is connected with the parameter analysis unit and used for receiving the dynamic range of the balanced image and the balanced image, determining the intensity of executing the characteristic deepening processing on the balanced image according to the dynamic range of the balanced image and outputting an automatic processing image obtained after executing the characteristic deepening processing;
the person tracking unit is connected with the automatic processing unit and used for receiving the automatic processing image, identifying a person object of the automatic processing image, sending an opening trigger signal when the existence of the person object is identified, and sending a closing trigger signal when the existence of the person object is not identified;
and the storage chip is respectively connected with the signal-to-noise ratio detection unit and the background stripping unit and is used for storing each threshold value of each block fragment determined by the signal-to-noise ratio detection unit.
Wherein, in the automatic processing unit, the wider the dynamic range of the equalized image, the less the intensity of performing the feature deepening processing on the equalized image; the driving motor unit is also used for stopping driving the focusing lens to perform corresponding displacement operation based on the fuzziness when receiving the image definition signal; the data extraction unit, the data segmentation unit, the signal-to-noise ratio detection unit and the background stripping unit are integrated on the same integrated circuit board.
The indoor purifier has high intelligent degree, the purifier can start working when detecting that people are in the room, and can stop working when no people are in the room; determining the intensity of performing feature deepening processing on the shot image based on the dynamic range of the image so as to perform high-intensity feature deepening processing on the image with a narrow dynamic range, thereby facilitating subsequent target detection and identification operations; determining a corresponding image segmentation strategy based on the intensity of the change of the brightness value of the pixel points in the image, and determining the size of a threshold value for background segmentation based on the signal-to-noise ratio of segmentation fragments, so that a foreground detection image prepared for background stripping can be obtained; and determining the fuzzy degree of the image by analyzing the gradient of pixel points of the image and counting the number of edge lines, and performing corresponding displacement management on the focusing lens of the CMOS induction photography unit according to the fuzzy degree of the image.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. An indoor purifier, comprising: the purifier comprises a purifier body (1) and sprayers (2) detachably mounted on the purifier body (1), wherein air inlets (3) are distributed at the lower end of the front side of the purifier body (1) at equal intervals, a mounting cavity (4) for placing the sprayers (2) is formed in the purifier body (1), and a power supply interface (5) for supplying power to the sprayers (2) is arranged on the inner side of the mounting cavity (4); an air outlet (6) is formed in the upper end of the front side of the purifier body (1), spray nozzles (7) are formed in two ends of the sprayer (2), and connecting channels (8) corresponding to the spray nozzles (7) are formed in two ends of the mounting cavity (4); the purifier body (1) is provided with a starting switch (11).
2. An indoor cleaner according to claim 1, wherein both ends of the sprayer (2) are provided with slider flanges (9), and both ends of the mounting cavity (4) are provided with sliding grooves (10) corresponding to the slider flanges (9).
3. The indoor purifier of claim 1, further comprising:
the state switching unit is connected with the starting switch (11) and used for switching the state of the starting switch (11) to an open state when receiving an opening trigger signal and switching the state of the starting switch (11) to a closed state when receiving a closing trigger signal;
the CMOS induction camera shooting unit is arranged on the purifier body (1) and used for obtaining and outputting a corresponding indoor high-definition induction image;
the pixel value analysis unit is connected with the CMOS sensing camera unit and used for receiving the high-definition sensing image and executing the following processing on each pixel point in the high-definition sensing image: determining gradient values of the pixel points in all directions based on the pixel values of the pixel points and the pixel values of the pixel points in the field, and determining the pixel points as edge pixel points when the gradient values in one aspect in all directions exceed the limit;
and the ambiguity analysis unit is connected with the pixel value analysis unit and used for receiving each edge pixel point determined in the high-definition induction image, synthesizing each edge pixel point into one or more edge lines, counting the total number of the one or more edge lines, sending an image ambiguity signal when the total number of the one or more edge lines is lower than a preset number threshold, determining a difference value between the total number of the one or more edge lines and the preset number threshold, determining a corresponding ambiguity based on the difference value, wherein the greater the difference value is, the greater the ambiguity is, and sending the image ambiguity signal when the total number of the one or more edge lines is higher than or equal to the preset number threshold in the ambiguity analysis unit.
4. The indoor purifier of claim 3, further comprising:
the driving motor unit is respectively connected with the ambiguity analysis unit and the focusing lens of the CMOS sensing camera unit and is used for receiving the ambiguity and driving the focusing lens to perform corresponding displacement operation based on the ambiguity, wherein the larger the ambiguity is, the larger the corresponding displacement amplitude of the focusing lens is;
the data extraction unit is connected with the CMOS sensing camera unit and used for receiving a high-definition sensing image, acquiring each brightness value of each pixel point of the high-definition sensing image, performing mean square error calculation on each brightness value, and outputting the acquired numerical value of the mean square error as reference data;
the data segmentation unit is connected with the data extraction unit and used for receiving the high-definition sensing image and the reference data and uniformly segmenting the high-definition sensing image based on the reference data to obtain a plurality of segmentation fragments, wherein the larger the reference data is, the more the number of the segmentation fragments obtained by uniformly segmenting the high-definition sensing image is;
the signal-to-noise ratio detection unit is connected with the data segmentation unit and used for receiving the segmentation fragments, detecting five noise types with the top five amplitudes in the segmentation fragments aiming at each segmentation fragment, determining the signal-to-noise ratio of the segmentation fragments based on the amplitudes respectively corresponding to the five noise types, and determining the threshold size for performing background segmentation on the segmentation fragments based on the signal-to-noise ratio of the segmentation fragments;
a background stripping unit, connected to the snr detecting unit, configured to perform, for each segmentation fragment, background segmentation processing on the segmentation fragment based on a determined threshold to obtain a corresponding foreground fragment, and fit each foreground fragment of each segmentation fragment to obtain a foreground detection image, and output the foreground detection image;
the self-adaptive equalization unit is connected with the background stripping unit and used for receiving the foreground detection image, performing self-adaptive equalization processing on the foreground detection image to obtain a corresponding equalized image and outputting the equalized image;
the parameter analysis unit is connected with the self-adaptive equalization unit and used for receiving the equalization image, analyzing the dynamic range of the equalization image and outputting the dynamic range of the equalization image;
the automatic processing unit is connected with the parameter analysis unit and used for receiving the dynamic range of the balanced image and the balanced image, determining the intensity of executing the characteristic deepening processing on the balanced image according to the dynamic range of the balanced image, and outputting an automatic processing image obtained after executing the characteristic deepening processing;
the person tracking unit is connected with the automatic processing unit and used for receiving the automatic processing image, identifying a person object of the automatic processing image, sending an opening trigger signal when the existence of the person object is identified, and sending a closing trigger signal when the existence of the person object is not identified;
and the storage chip is respectively connected with the signal-to-noise ratio detection unit and the background stripping unit and is used for storing each threshold value of each block fragment determined by the signal-to-noise ratio detection unit.
5. The indoor cleaner according to claim 4, wherein in the automatic processing unit, the wider the dynamic range of the equalized image, the less intensity of the feature deepening process performed on the equalized image.
6. The indoor cleaner of claim 5, wherein the driving motor unit is further configured to stop driving the focus lens to perform a corresponding displacement operation based on the blur degree when the image sharpness signal is received.
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| CN201911079219.4A CN110986199A (en) | 2019-11-07 | 2019-11-07 | Indoor purifier |
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Application publication date: 20200410 |