CN109405025B - Near-suction type smoke exhaust ventilator - Google Patents
Near-suction type smoke exhaust ventilator Download PDFInfo
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- CN109405025B CN109405025B CN201811484043.6A CN201811484043A CN109405025B CN 109405025 B CN109405025 B CN 109405025B CN 201811484043 A CN201811484043 A CN 201811484043A CN 109405025 B CN109405025 B CN 109405025B
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- 239000000779 smoke Substances 0.000 title claims abstract description 63
- 238000010411 cooking Methods 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 230000008030 elimination Effects 0.000 claims abstract description 9
- 238000003379 elimination reaction Methods 0.000 claims abstract description 9
- 239000012634 fragment Substances 0.000 claims description 46
- 238000001914 filtration Methods 0.000 claims description 26
- 230000003044 adaptive effect Effects 0.000 claims description 14
- 230000000007 visual effect Effects 0.000 claims description 12
- 238000003384 imaging method Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 4
- 230000011218 segmentation Effects 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 238000009499 grossing Methods 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000000926 separation method Methods 0.000 description 6
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 235000002568 Capsicum frutescens Nutrition 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 235000015067 sauces Nutrition 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/22—Matching criteria, e.g. proximity measures
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformations in the plane of the image
- G06T3/40—Scaling of whole images or parts thereof, e.g. expanding or contracting
- G06T3/4038—Image mosaicing, e.g. composing plane images from plane sub-images
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/50—Image enhancement or restoration using two or more images, e.g. averaging or subtraction
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/70—Denoising; Smoothing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/20—Scenes; Scene-specific elements in augmented reality scenes
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20024—Filtering details
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20212—Image combination
- G06T2207/20221—Image fusion; Image merging
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Data Mining & Analysis (AREA)
- General Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Evolutionary Biology (AREA)
- Evolutionary Computation (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Bioinformatics & Computational Biology (AREA)
- Artificial Intelligence (AREA)
- Life Sciences & Earth Sciences (AREA)
- Multimedia (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Image Processing (AREA)
Abstract
The invention relates to a near-suction type range hood, which comprises: the smoke eliminating mechanism comprises power supply access equipment, a permanent magnet brushless motor, a wind wheel, a volute and an air outlet, wherein the outlet of the volute is connected with the air outlet; in the smoke eliminating mechanism, the power supply access device is connected with the permanent magnet brushless motor and is used for supplying power to the permanent magnet brushless motor, and when the permanent magnet brushless motor drives the wind wheel to operate, air in the volute is driven and is discharged into the air outlet through the outlet of the volute; and the cooking switching equipment is used for switching the current mode of the smoke eliminating mechanism from a cooking smoke removing mode to a cooking smoke removing mode when receiving the spoon body existence command, and is also used for switching the current mode of the smoke eliminating mechanism from the cooking smoke removing mode to the cooking smoke removing mode when receiving the spoon body nonexistence command. By the invention, the smoke elimination mode of the range hood can be flexibly controlled.
Description
Technical Field
The invention relates to the field of range hoods, in particular to a near-suction type range hood.
Background
The near-suction type smoke exhaust ventilator, also called as a side-suction type smoke exhaust ventilator, has the advantages that air enters from the side, the air inlet is greatly reduced, only smoke is exhausted, flame is not exhausted, the near-suction type smoke exhaust ventilator with the oil-smoke separation plate can absorb oil smoke, meanwhile, harmful gas in fuel gas can be absorbed together, in particular to the oil-smoke separation filter plate of the near-suction type smoke exhaust ventilator, the improvement of the smoke exhaust ventilator is a full improvement, the oil-smoke absorption rate of the near-suction type smoke exhaust ventilator can reach more than 99%, and the oil-smoke purification rate reaches 90. The chili is fried in a kitchen and the fried flavor is not smelled, so the chili sauce is particularly suitable for an open kitchen. The side-suction type range hood with the oil-smoke separation plate is really in line with the cooking habit of Chinese families by the high standard oil-smoke removal rate and oil-smoke purification rate.
The shape of the separation plate of the near-suction type smoke removing machine in the current market is divided into two types, namely an arc type and a straight type. The separating plate is generally made of stainless steel, stainless iron, aluminum alloy and other materials, the materials are different, and the purifying rate is influenced, the stainless steel material has texture and the grade of stainless iron is poor, the oil fume purification of the stainless steel and stainless iron material separating plate is not higher than that of aluminum of the aluminum alloy, but the copper has high cost and is easy to discolor, and at present, no factory adopts the aluminum alloy; secondly, the surface tension of the aluminum alloy is very strong, oil molecules can be condensed into water beads when touching the separation plate and cannot be attached to the plate wall, so that the pollution to the separation plate is reduced.
The baking varnish for the cold rolled steel plate of the body is a colorful component added into the range hood, is beautiful and is more convenient to clean than stainless steel. The outer surface of the near-suction type smoke exhaust ventilator is divided into all baking finish or partial baking finish, the inner part of the machine cavity is baking finish or plastic spraying, and all baking finish is more attractive.
Disclosure of Invention
The invention provides a near-suction type range hood, aiming at solving the technical problem that the smoke elimination mode of the existing range hood cannot be flexibly switched.
For this reason, the present invention needs to have the following two key points: (1) identifying a spoon body below the smoke elimination mechanism, adopting a cooking smoke removal mode when the spoon body is judged to exist, and adopting a fried dish smoke removal mode when the spoon body is judged not to exist; (2) a selection mechanism of a reference image fragment for executing subsequent image processing based on the complexity of image content is established, the image fragment with the most abundant content can be selected to participate in processing, and the operation load of equipment is reduced.
According to an aspect of the present invention, there is provided a near suction range hood, comprising:
smog elimination mechanism, including power access equipment, permanent magnet brushless motor, wind wheel, spiral case and air exit, the export of spiral case with the air exit is connected.
More specifically, in the near suction type hood: in the smoke elimination mechanism, the power access device is connected with the permanent magnet brushless motor and used for providing power supply for the permanent magnet brushless motor.
More specifically, in the near suction type hood: in the smoke eliminating mechanism, when the permanent magnet brushless motor drives the wind wheel to operate, air in the volute is driven and is discharged into the air outlet through the outlet of the volute.
More specifically, in the near suction type range hood, further comprising:
the cooking switching equipment is used for switching the current mode of the smoke eliminating mechanism from a cooking smoke eliminating mode to a cooking smoke eliminating mode when receiving a spoon body existence command and switching the current mode of the smoke eliminating mechanism from the cooking smoke eliminating mode to the cooking smoke eliminating mode when receiving the spoon body nonexistence command; the spherical imaging device is arranged below the smoke eliminating mechanism and is used for imaging the scenes in the visual field range to obtain and output a plurality of visual field scene images with continuous timestamps; the first processing device is connected with the spherical imaging device and used for receiving a plurality of visual field scene images with continuous timestamps and respectively carrying out content complexity identification on each image fragment with a preset size in each visual field scene image so as to obtain each content complexity corresponding to each image fragment; the second processing device is connected with the first processing device and used for receiving each content complexity, performing numerical comparison on each content complexity to take the image fragments corresponding to the content complexity with the largest numerical value as a plurality of reference image fragments and outputting the reference image fragments; the first target processing device is connected with the second processing device and used for receiving a plurality of reference image fragments corresponding to each view scene image and overlapping the reference image fragments of the view scene images in one image according to the positions of the reference image fragments in the image so as to obtain a first target processing image; the second target processing device is connected with the first target processing device and used for receiving the first target processing image and removing each overlapped pixel point in the first target processing image so as to obtain and output a corresponding second target processing image; the spoon body detection device is respectively connected with the cooking switching device and the second target processing device, and is used for receiving a second target processing image, performing spoon body matching on the second target processing image based on a spoon reference pattern, and sending a spoon body existence command when the matching is successful, or sending a spoon body nonexistence command; wherein, respectively identifying the content complexity of each image fragment with a preset size in each view scene image comprises: judging the corresponding content complexity based on the proximity degree between the data in each image fragment; in each image fragment, the higher the proximity degree between the data is, the lower the corresponding content complexity is; wherein, in the second processing device, the number of the selected plurality of reference image patches is determined based on the value of the content complexity of the largest value among the respective content complexities; wherein determining the number of the selected plurality of reference image patches based on the value of the content complexity with the largest value among the respective content complexities comprises: the larger the value of the content complexity of the maximum value among the respective content complexities is, the larger the number of the selected plurality of reference image patches is.
More specifically, in the near suction type hood: the second target processing device comprises an image input sub-device and a target processing sub-device, the image input sub-device is connected with the first target processing device and is used for receiving the first target processing image, and the target processing sub-device is used for removing each overlapped pixel point in the first target processing image so as to obtain and output a corresponding second target processing image.
More specifically, in the near suction type hood: the first target processing device consists of a data input unit, a data superposition unit and a data output unit; the first target processing device is used for receiving a plurality of reference image fragments corresponding to each view field scene image, and the data superposition unit is used for superposing the reference image fragments of the view field scene images in one image according to the positions of the reference image fragments in the image.
Detailed Description
The embodiments of the near suction type range hood of the present invention will be described in detail below.
Generally, the higher the wattage of the near-suction range hood, the larger the wind force (the larger the noise); the fully-closed motor coil is generally wound by full copper wires, so that the full copper wires have small heat productivity, fast heat dissipation and difficult burning, and can be fully closed, and the fully-closed motor can be better protected. The semi-closed motor coil is generally wound by copper-clad aluminum, aluminum or even iron wires, and has the advantages of large heat productivity, slow heat dissipation and easy burning. Because the near-suction type range hood is close to the cooker, the noise is high. The style is few, collection cigarette inner chamber often can't realize integrated into one piece, and is more troublesome during the washing.
In order to overcome the defects of the near-suction type range hood in use, the invention builds the near-suction type range hood and can effectively solve the corresponding technical problems.
The near-suction range hood shown according to the embodiment of the invention comprises:
smog elimination mechanism, including power access equipment, permanent magnet brushless motor, wind wheel, spiral case and air exit, the export of spiral case with the air exit is connected.
Next, a specific structure of the near-suction type hood of the present invention will be further described.
In the near-suction type range hood: in the smoke elimination mechanism, the power access device is connected with the permanent magnet brushless motor and used for providing power supply for the permanent magnet brushless motor.
In the near-suction type range hood: in the smoke eliminating mechanism, when the permanent magnet brushless motor drives the wind wheel to operate, air in the volute is driven and is discharged into the air outlet through the outlet of the volute.
In the near suction type range hood, further comprising:
the cooking switching equipment is used for switching the current mode of the smoke eliminating mechanism from a cooking smoke eliminating mode to a cooking smoke eliminating mode when receiving a spoon body existence command and switching the current mode of the smoke eliminating mechanism from the cooking smoke eliminating mode to the cooking smoke eliminating mode when receiving the spoon body nonexistence command;
the spherical imaging device is arranged below the smoke eliminating mechanism and is used for imaging the scenes in the visual field range to obtain and output a plurality of visual field scene images with continuous timestamps;
the first processing device is connected with the spherical imaging device and used for receiving a plurality of visual field scene images with continuous timestamps and respectively carrying out content complexity identification on each image fragment with a preset size in each visual field scene image so as to obtain each content complexity corresponding to each image fragment;
the second processing device is connected with the first processing device and used for receiving each content complexity, performing numerical comparison on each content complexity to take the image fragments corresponding to the content complexity with the largest numerical value as a plurality of reference image fragments and outputting the reference image fragments;
the first target processing device is connected with the second processing device and used for receiving a plurality of reference image fragments corresponding to each view scene image and overlapping the reference image fragments of the view scene images in one image according to the positions of the reference image fragments in the image so as to obtain a first target processing image;
the second target processing device is connected with the first target processing device and used for receiving the first target processing image and removing each overlapped pixel point in the first target processing image so as to obtain and output a corresponding second target processing image;
the spoon body detection device is respectively connected with the cooking switching device and the second target processing device, and is used for receiving a second target processing image, performing spoon body matching on the second target processing image based on a spoon reference pattern, and sending a spoon body existence command when the matching is successful, or sending a spoon body nonexistence command;
wherein, respectively identifying the content complexity of each image fragment with a preset size in each view scene image comprises: judging the corresponding content complexity based on the proximity degree between the data in each image fragment;
in each image fragment, the higher the proximity degree between the data is, the lower the corresponding content complexity is;
wherein, in the second processing device, the number of the selected plurality of reference image patches is determined based on the value of the content complexity of the largest value among the respective content complexities;
wherein determining the number of the selected plurality of reference image patches based on the value of the content complexity with the largest value among the respective content complexities comprises: the larger the value of the content complexity of the maximum value among the respective content complexities is, the larger the number of the selected plurality of reference image patches is.
In the near-suction type range hood: the second target processing device comprises an image input sub-device and a target processing sub-device, the image input sub-device is connected with the first target processing device and is used for receiving the first target processing image, and the target processing sub-device is used for removing each overlapped pixel point in the first target processing image so as to obtain and output a corresponding second target processing image.
In the near-suction type range hood: the first target processing device consists of a data input unit, a data superposition unit and a data output unit;
the first target processing device is used for receiving a plurality of reference image fragments corresponding to each view field scene image, and the data superposition unit is used for superposing the reference image fragments of the view field scene images in one image according to the positions of the reference image fragments in the image.
In the near-suction type range hood: the data superposition unit is respectively connected with the data input unit and the data output unit, and the data output unit is used for sending the first target processing image.
In the near suction type range hood, further comprising:
the gray processing device and the adaptive filtering device are positioned between the spherical imaging device and the first processing device and are used for respectively processing a plurality of view scene images to obtain a plurality of adaptive filtering images and replacing the plurality of view scene images with the adaptive filtering images to send the adaptive filtering images to the first processing device;
the gray processing device is used for receiving a view scene image, acquiring the gray value of each pixel point in the view scene image, determining the gradient of each pixel point in each direction of the gray value as the gray value gradient, and determining the scene complexity corresponding to the view scene image based on the gray value gradient of each pixel point.
In the near-suction type range hood:
the adaptive filtering device is connected with the gray level processing device and is used for receiving the scene complexity and the gray level of the scene, determining a number of image patches for an average segmentation of the view scene image based on the scene complexity, the higher the scene complexity, the greater the number of image patches for performing average segmentation on the view scene image, the smaller the image patch noise amplitude is, the less intensive the filtering process performed on the image patches, the less intensive the stitching operation of the smoothing process at the stitching is performed on the respective filtering patches to obtain an adaptively filtered image, and the adaptive filtering device is further configured to, when the received scene complexity is less than a preset complexity threshold, and performing a filtering operation on the full view scene image to obtain an adaptive filtering image.
In the near suction type range hood, further comprising:
the FLASH memory is connected with the self-adaptive filtering equipment and is used for temporarily storing the self-adaptive filtering image;
the gray processing equipment and the self-adaptive filtering equipment are connected through a parallel communication interface;
the parallel communication interface is a CSI communication interface, and the number of communication bits of the CSI communication interface is 8 bits.
In addition, FLASH memory is one of the memory devices. Flash memory is a Non-Volatile (Non-Volatile) memory that can hold data for a long time without current supply, and has storage characteristics equivalent to a hard disk, which is the basis of flash memory becoming a storage medium for various portable digital devices. The memory unit of the NAND flash memory adopts a serial structure, the reading and writing of the memory unit are carried out by taking a page and a block as a unit (one page comprises a plurality of bytes, a plurality of pages form a memory block, and the size of the NAND memory block is 8-32 KB).
By adopting the near-suction type range hood, aiming at the technical problem of excessive solidification of mode control of the range hood in the prior art, the spoon body is identified below the smoke elimination mechanism, when the spoon body is judged to exist, a cooking smoke removal mode is adopted, and when the spoon body is judged not to exist, a cooking smoke removal mode is adopted; a selection mechanism of a reference image fragment for executing subsequent image processing based on the complexity of the image content is also established, the image fragment with the richest content can be selected to participate in the processing, and the operation load of the equipment is reduced; thereby solving the technical problem.
It is to be understood that while the present invention has been described in conjunction with the preferred embodiments thereof, it is not intended to limit the invention to those embodiments. It will be apparent to those skilled in the art from this disclosure that many changes and modifications can be made, or equivalents modified, in the embodiments of the invention without departing from the scope of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.
Claims (7)
1. A near suction range hood, comprising:
the smoke eliminating mechanism comprises power supply access equipment, a permanent magnet brushless motor, a wind wheel, a volute and an air outlet, wherein the outlet of the volute is connected with the air outlet;
the method is characterized in that:
in the smoke elimination mechanism, the power supply access equipment is connected with the permanent magnet brushless motor and used for providing power supply for the permanent magnet brushless motor;
in the smoke eliminating mechanism, when the permanent magnet brushless motor drives the wind wheel to operate, air in the volute is driven and is discharged into the air outlet through the outlet of the volute;
the range hood further includes:
the cooking switching equipment is used for switching the current mode of the smoke eliminating mechanism from a cooking smoke eliminating mode to a cooking smoke eliminating mode when receiving a spoon body existence command and switching the current mode of the smoke eliminating mechanism from the cooking smoke eliminating mode to the cooking smoke eliminating mode when receiving the spoon body nonexistence command;
the spherical imaging device is arranged below the smoke eliminating mechanism and is used for imaging the scenes in the visual field range to obtain and output a plurality of visual field scene images with continuous timestamps;
the first processing device is connected with the spherical imaging device and used for receiving a plurality of visual field scene images with continuous timestamps and respectively carrying out content complexity identification on each image fragment with a preset size in each visual field scene image so as to obtain each content complexity corresponding to each image fragment;
the second processing device is connected with the first processing device and used for receiving each content complexity, performing numerical comparison on each content complexity to take the image fragments corresponding to the content complexity with the largest numerical value as a plurality of reference image fragments and outputting the reference image fragments;
the first target processing device is connected with the second processing device and used for receiving a plurality of reference image fragments corresponding to each view scene image and overlapping the reference image fragments of the view scene images in one image according to the positions of the reference image fragments in the image so as to obtain a first target processing image;
the second target processing device is connected with the first target processing device and used for receiving the first target processing image and removing each overlapped pixel point in the first target processing image so as to obtain and output a corresponding second target processing image;
the spoon body detection device is respectively connected with the cooking switching device and the second target processing device, and is used for receiving a second target processing image, performing spoon body matching on the second target processing image based on a spoon reference pattern, and sending a spoon body existence command when the matching is successful, or sending a spoon body nonexistence command;
wherein, respectively identifying the content complexity of each image fragment with a preset size in each view scene image comprises: judging the corresponding content complexity based on the proximity degree between the data in each image fragment;
in each image fragment, the higher the proximity degree between the data is, the lower the corresponding content complexity is;
wherein, in the second processing device, the number of the selected plurality of reference image patches is determined based on the value of the content complexity of the largest value among the respective content complexities;
wherein determining the number of the selected plurality of reference image patches based on the value of the content complexity with the largest value among the respective content complexities comprises: the larger the value of the content complexity of the maximum value among the respective content complexities is, the larger the number of the selected plurality of reference image patches is.
2. The near suction range hood of claim 1, wherein:
the second target processing device comprises an image input sub-device and a target processing sub-device, the image input sub-device is connected with the first target processing device and is used for receiving the first target processing image, and the target processing sub-device is used for removing each overlapped pixel point in the first target processing image so as to obtain and output a corresponding second target processing image.
3. The near suction range hood of claim 2, wherein:
the first target processing device consists of a data input unit, a data superposition unit and a data output unit;
the first target processing device is used for receiving a plurality of reference image fragments corresponding to each view field scene image, and the data superposition unit is used for superposing the reference image fragments of the view field scene images in one image according to the positions of the reference image fragments in the image.
4. The near suction range hood of claim 3, wherein:
the data superposition unit is respectively connected with the data input unit and the data output unit, and the data output unit is used for sending the first target processing image.
5. The near suction range hood of claim 4, further comprising:
the gray processing device and the adaptive filtering device are positioned between the spherical imaging device and the first processing device and are used for respectively processing a plurality of view scene images to obtain a plurality of adaptive filtering images and replacing the plurality of view scene images with the adaptive filtering images to send the adaptive filtering images to the first processing device;
the gray processing device is used for receiving a view scene image, acquiring the gray value of each pixel point in the view scene image, determining the gradient of each pixel point in each direction of the gray value as the gray value gradient, and determining the scene complexity corresponding to the view scene image based on the gray value gradient of each pixel point.
6. The near suction range hood of claim 5, wherein:
the adaptive filtering device is connected with the gray level processing device and is used for receiving the scene complexity and the gray level of the scene, determining a number of image patches for an average segmentation of the view scene image based on the scene complexity, the higher the scene complexity, the greater the number of image patches for performing average segmentation on the view scene image, the smaller the image patch noise amplitude is, the less intensive the filtering process performed on the image patches, the less intensive the stitching operation of the smoothing process at the stitching is performed on the respective filtering patches to obtain an adaptively filtered image, and the adaptive filtering device is further configured to, when the received scene complexity is less than a preset complexity threshold, and performing a filtering operation on the full view scene image to obtain an adaptive filtering image.
7. The near suction range hood of claim 6, further comprising:
the FLASH memory is connected with the self-adaptive filtering equipment and is used for temporarily storing the self-adaptive filtering image;
the gray processing equipment and the self-adaptive filtering equipment are connected through a parallel communication interface;
the parallel communication interface is a CSI communication interface, and the number of communication bits of the CSI communication interface is 8 bits.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811484043.6A CN109405025B (en) | 2018-12-06 | 2018-12-06 | Near-suction type smoke exhaust ventilator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811484043.6A CN109405025B (en) | 2018-12-06 | 2018-12-06 | Near-suction type smoke exhaust ventilator |
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| CN109405025A CN109405025A (en) | 2019-03-01 |
| CN109405025B true CN109405025B (en) | 2020-12-01 |
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| CN110345529B (en) * | 2019-05-30 | 2020-03-10 | 胡海明 | Anti-choking wind power regulating platform |
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|---|---|---|---|---|
| GB2126334A (en) * | 1982-09-04 | 1984-03-21 | Hikari Seisakusho Kk | Kitchen range hood |
| WO2002099339A1 (en) * | 2001-05-04 | 2002-12-12 | Swinghood Holdings Limited | Air extraction apparatus |
| CN104501257A (en) * | 2014-12-23 | 2015-04-08 | 浙江大学宁波理工学院 | Automatic extractor hood speed regulating control method based on image analysis and automatic extractor hood speed regulating control system based on image analysis |
| CN205065848U (en) * | 2015-09-29 | 2016-03-02 | 九阳股份有限公司 | Range hood |
| CN108548199A (en) * | 2018-03-08 | 2018-09-18 | 佛山市云米电器科技有限公司 | A kind of intelligent fume exhauster wind speed is adjusted a wage scale method and device |
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| GB2126334A (en) * | 1982-09-04 | 1984-03-21 | Hikari Seisakusho Kk | Kitchen range hood |
| WO2002099339A1 (en) * | 2001-05-04 | 2002-12-12 | Swinghood Holdings Limited | Air extraction apparatus |
| CN104501257A (en) * | 2014-12-23 | 2015-04-08 | 浙江大学宁波理工学院 | Automatic extractor hood speed regulating control method based on image analysis and automatic extractor hood speed regulating control system based on image analysis |
| CN205065848U (en) * | 2015-09-29 | 2016-03-02 | 九阳股份有限公司 | Range hood |
| CN108548199A (en) * | 2018-03-08 | 2018-09-18 | 佛山市云米电器科技有限公司 | A kind of intelligent fume exhauster wind speed is adjusted a wage scale method and device |
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