CN109717722B - Multifunctional monitoring electric cooker - Google Patents
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- CN109717722B CN109717722B CN201811354823.9A CN201811354823A CN109717722B CN 109717722 B CN109717722 B CN 109717722B CN 201811354823 A CN201811354823 A CN 201811354823A CN 109717722 B CN109717722 B CN 109717722B
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Abstract
The invention relates to a multifunctional monitoring electric cooker, comprising: the lever control switch is arranged on the outer surface of the electric cooker, is a mechanical mechanism and comprises a normally open contact; the heating indicator lamp is arranged on the outer surface of the electric cooker and is a luminous LED lamp tube; when the lever control switch is pressed down by a user, the heating tube of the electric cooker is powered on, and meanwhile, the heating indicator lamp is powered on; the pot interior imaging device is arranged below the pot cover of the electric pot and used for carrying out imaging operation facing the interior of the electric pot so as to obtain a corresponding collected image in the pot; and the annotation display equipment is connected with the area extraction equipment and is used for receiving one or more object areas and highlighting the one or more object areas in the acquired images in the pan to obtain an annotation display image. By the electric cooker, the attention of a user to the internal environment of the electric cooker can be kept.
Description
Technical Field
The invention relates to the field of electric cooker equipment, in particular to a multifunctional monitoring electric cooker.
Background
The electric cooker adopts multi-switch adjustment, the temperature can be selected at will, the dry burning is automatically powered off, the base adopts high-quality imported bakelite material, and the surface is naturally shiny, wear-resistant and corrosion-resistant. The three-gear switch is 500W, 800W and 800W, the temperature can be adjusted at will, the power can be changed in multiple gears, the thermal efficiency is more than 90%, the heat can be automatically preserved for 500W, and the operation is rapid, convenient and safe.
Disclosure of Invention
The invention provides a multifunctional monitoring electric cooker, aiming at solving the technical problem that the inside of the electric cooker in the prior art is lack of an effective monitoring mechanism.
For this reason, the present invention needs to have at least three key points:
(1) extracting the area of each object in the electric cooker so as to mark the object with the overlarge area as a key attention object in the collected image, and sending a mark display image to each mobile terminal in a room where the electric cooker is located by adopting a WIFI communication interface so as to keep the attention of a user to the internal environment of the electric cooker; (2) identifying the distribution uniformity degree of each noise point in the recursive filtering processed image, confirming that the distribution of the noise points is not uniform when the distribution uniformity degree does not exceed a limited amount, determining that the need of smoothing the image exists, and executing corresponding field smoothing operation; (3) after the pixel values of each image block are subjected to the deduplication processing, a plurality of reference image blocks with the richest content can be obtained, and particularly, the number of the reference image blocks is in direct proportion to the resolution of the image.
According to an aspect of the present invention, there is provided a multifunctional monitoring-type electric rice cooker, including:
the lever control switch is arranged on the outer surface of the electric cooker, is a mechanical mechanism and comprises a normally open contact; the heating indicator lamp is arranged on the outer surface of the electric cooker and is a luminous LED lamp tube.
More specifically, in the multifunctional monitoring-type electric rice cooker: when the lever control switch is pressed down by a user, the heating tube of the electric cooker is powered on, and meanwhile, the heating indicator lamp is powered on.
More specifically, in the multifunctional monitoring electric rice cooker, it further comprises:
the pan interior imaging device is arranged below a pan cover of the electric pan and used for imaging operation facing the interior of the electric pan so as to obtain a corresponding collected image in the pan.
More specifically, in the multifunctional monitoring electric rice cooker, it further comprises:
the adaptive processing equipment is connected with the pan imaging equipment and is used for executing adaptive filtering processing based on image resolution on the images collected in the pan so as to obtain adaptive processing images; the content processing device is connected with the self-adaptive processing device and used for performing recursive filtering processing on the self-adaptive processing image to obtain a corresponding content processing image and outputting the content processing image; the distribution identification equipment is connected with the content processing equipment and used for identifying the distribution uniformity degree of each noise point in the content processing image and sending a first control signal when the distribution uniformity degree exceeds a limit amount, otherwise, sending a second control signal; the field smoothing device is connected with the distribution identification device and used for executing field smoothing processing on the content processing image when the second control signal is received so as to obtain and output a field smoothing image; the image block analysis device is connected with the on-site smoothing device and used for receiving the on-site smoothing image, analyzing red and green components, namely L components, black and white components, namely A components, and yellow and blue components, namely B components of each pixel point in the on-site smoothing image, determining the total number of the L components after the duplication of each pixel point in the unit area image block, determining the total number of the A components after the duplication of each pixel point in the unit area image block and determining the total number of the B components after the duplication of each pixel point in the unit area image block; the image block processing device is connected with the image block analysis device and is used for adding the total number of the L components, the total number of the A components and the total number of the B components of the unit area image blocks to obtain an accumulated value of the unit area image blocks, using a plurality of unit area image blocks with the largest accumulated value as a plurality of reference image blocks and outputting the plurality of reference image blocks; an area extraction device connected with the image block processing device and used for receiving the plurality of reference image blocks, performing extraction and area analysis of each object on the plurality of reference image blocks to take objects with an area exceeding a limited amount as non-rice-grain objects, and outputting one or more object areas respectively occupied by one or more non-rice-grain objects; the annotation display equipment is connected with the area extraction equipment and used for receiving the one or more object areas and highlighting the one or more object areas in the acquired images in the pan to obtain an annotation display image; the WIFI communication interface is connected with the annotation display equipment and used for receiving the annotation display image and sending the annotation display image to each mobile terminal in a room where the electric cooker is located through the WIFI communication interface; wherein the field smoothing device is further configured to take the content processing image as a field smoothing image upon receiving the first control signal; and the number of the reference image blocks output by the image block processing equipment is in direct proportion to the resolution of the field smooth image.
More specifically, in the multifunctional monitoring-type electric rice cooker: the image block analysis device comprises a data receiving sub-device, a parallel processing sub-device and a data output sub-device, wherein the parallel processing sub-device is respectively connected with the data receiving sub-device and the data output sub-device.
More specifically, in the multifunctional monitoring-type electric rice cooker: the distribution identification device comprises a noise point extraction sub-device, a distribution detection sub-device and a signal sending sub-device.
More specifically, in the multifunctional monitoring-type electric rice cooker: the noise point extraction sub-device is used for identifying each noise point in the content processing image, and the distribution detection sub-device is used for identifying the distribution uniformity degree of each noise point in the content processing image.
More specifically, in the multifunctional monitoring-type electric rice cooker: the self-adaptive processing equipment is used for receiving the images collected in the pan, acquiring the current resolution of the images collected in the pan to be used as the image resolution, when the image resolution is less than or equal to a preset resolution threshold, performing homomorphic filtering processing on the images collected in the pan to obtain homomorphic filtering images, and performing recursive filtering processing on the homomorphic filtering images to obtain self-adaptive processing images.
More specifically, in the multifunctional monitoring-type electric rice cooker: the adaptive processing device is further configured to, when the image resolution is greater than the preset resolution threshold, equally dividing the images collected in the pan into blocks with corresponding block sizes based on the distance between the image resolution and the preset resolution threshold, selecting homomorphic filtering processing with different intensities corresponding to each block based on the variance of the pixel values of the block to obtain filtering blocks, splicing the obtained filtering blocks to obtain a spliced filtering image, equally dividing the spliced filtering image into the blocks with the corresponding block sizes based on the distance between the resolution of the spliced filtering image and the preset resolution threshold, and for each block, selecting corresponding recursive filtering processing with different intensities based on the variance of the pixel values of the block to obtain filtering blocks, and splicing the obtained filtering blocks to obtain an adaptive processing image.
Drawings
Embodiments of the invention will now be described with reference to the accompanying drawings, in which:
fig. 1 is a schematic external view illustrating a multifunctional monitoring-type electric cooker according to an embodiment of the present invention.
Detailed Description
Embodiments of the multifunctional monitoring-type electric rice cooker of the present invention will be described in detail with reference to the accompanying drawings.
The electric cooker adopts a composite bottom welding process and a composite ground traction welding process, has high heat efficiency, long service life and complete functions: can be used for various processing of modern cookers such as frying, steaming, boiling, rinsing, stewing and the like. The multifunctional cooking machine can cook food, can preserve heat, is clean and sanitary in use, has no radiation, saves time and labor, and is one of indispensable tools for modernization of housework.
The electric cooker is produced by adopting the process of welding the rolling ribs on the stainless steel plate, and has good sealing performance and high mechanical strength. No dew, easy disassembly of the bamboo grate bottom, flexible and convenient space when steaming food. In the new process, the stainless steel pot body and the new process heating plate are welded together, and the process is realized, so that various performances of the product reach advanced levels, and the aspects of the product such as heat efficiency, service life, mechanical strength, service performance and the like are greatly enhanced. The heat efficiency can reach more than 90%, and the heat-insulating material can be dried and burnt for a long time at the high temperature of 400 ℃ without deformation, which is incomparable with new technology, new process and other processes.
In order to overcome the defects, the invention builds the multifunctional monitoring electric cooker, and can effectively solve the corresponding technical problems.
Fig. 1 is a schematic external view illustrating a multifunctional monitoring-type electric rice cooker according to an embodiment of the present invention, the electric rice cooker including:
the lever control switch is arranged on the outer surface of the electric cooker, is a mechanical mechanism and comprises a normally open contact;
the heating indicator lamp is arranged on the outer surface of the electric cooker and is a luminous LED lamp tube.
Next, the detailed structure of the multifunctional monitoring electric rice cooker of the present invention will be further explained.
In the multifunctional monitoring electric cooker: when the lever control switch is pressed down by a user, the heating tube of the electric cooker is powered on, and meanwhile, the heating indicator lamp is powered on.
In the multi-functional monitoring electric rice cooker, still include:
the pan interior imaging device is arranged below a pan cover of the electric pan and used for imaging operation facing the interior of the electric pan so as to obtain a corresponding collected image in the pan.
In the multi-functional monitoring electric rice cooker, still include:
the adaptive processing equipment is connected with the pan imaging equipment and is used for executing adaptive filtering processing based on image resolution on the images collected in the pan so as to obtain adaptive processing images;
the content processing device is connected with the self-adaptive processing device and used for performing recursive filtering processing on the self-adaptive processing image to obtain a corresponding content processing image and outputting the content processing image;
the distribution identification equipment is connected with the content processing equipment and used for identifying the distribution uniformity degree of each noise point in the content processing image and sending a first control signal when the distribution uniformity degree exceeds a limit amount, otherwise, sending a second control signal;
the field smoothing device is connected with the distribution identification device and used for executing field smoothing processing on the content processing image when the second control signal is received so as to obtain and output a field smoothing image;
the image block analysis device is connected with the on-site smoothing device and used for receiving the on-site smoothing image, analyzing red and green components, namely L components, black and white components, namely A components, and yellow and blue components, namely B components of each pixel point in the on-site smoothing image, determining the total number of the L components after the duplication of each pixel point in the unit area image block, determining the total number of the A components after the duplication of each pixel point in the unit area image block and determining the total number of the B components after the duplication of each pixel point in the unit area image block;
the image block processing device is connected with the image block analysis device and is used for adding the total number of the L components, the total number of the A components and the total number of the B components of the unit area image blocks to obtain an accumulated value of the unit area image blocks, using a plurality of unit area image blocks with the largest accumulated value as a plurality of reference image blocks and outputting the plurality of reference image blocks;
an area extraction device connected with the image block processing device and used for receiving the plurality of reference image blocks, performing extraction and area analysis of each object on the plurality of reference image blocks to take objects with an area exceeding a limited amount as non-rice-grain objects, and outputting one or more object areas respectively occupied by one or more non-rice-grain objects;
the annotation display equipment is connected with the area extraction equipment and used for receiving the one or more object areas and highlighting the one or more object areas in the acquired images in the pan to obtain an annotation display image;
the WIFI communication interface is connected with the annotation display equipment and used for receiving the annotation display image and sending the annotation display image to each mobile terminal in a room where the electric cooker is located through the WIFI communication interface;
wherein the field smoothing device is further configured to take the content processing image as a field smoothing image upon receiving the first control signal;
and the number of the reference image blocks output by the image block processing equipment is in direct proportion to the resolution of the field smooth image.
In the multifunctional monitoring electric cooker: the image block analysis device comprises a data receiving sub-device, a parallel processing sub-device and a data output sub-device, wherein the parallel processing sub-device is respectively connected with the data receiving sub-device and the data output sub-device.
In the multifunctional monitoring electric cooker: the distribution identification device comprises a noise point extraction sub-device, a distribution detection sub-device and a signal sending sub-device.
In the multifunctional monitoring electric cooker: the noise point extraction sub-device is used for identifying each noise point in the content processing image, and the distribution detection sub-device is used for identifying the distribution uniformity degree of each noise point in the content processing image.
In the multifunctional monitoring electric cooker: the self-adaptive processing equipment is used for receiving the images collected in the pan, acquiring the current resolution of the images collected in the pan to be used as the image resolution, when the image resolution is less than or equal to a preset resolution threshold, performing homomorphic filtering processing on the images collected in the pan to obtain homomorphic filtering images, and performing recursive filtering processing on the homomorphic filtering images to obtain self-adaptive processing images.
In the multifunctional monitoring electric cooker: the adaptive processing device is further configured to, when the image resolution is greater than the preset resolution threshold, equally dividing the images collected in the pan into blocks with corresponding block sizes based on the distance between the image resolution and the preset resolution threshold, selecting homomorphic filtering processing with different intensities corresponding to each block based on the variance of the pixel values of the block to obtain filtering blocks, splicing the obtained filtering blocks to obtain a spliced filtering image, equally dividing the spliced filtering image into the blocks with the corresponding block sizes based on the distance between the resolution of the spliced filtering image and the preset resolution threshold, and for each block, selecting corresponding recursive filtering processing with different intensities based on the variance of the pixel values of the block to obtain filtering blocks, and splicing the obtained filtering blocks to obtain an adaptive processing image.
In addition, in the WIFI communication interface, WIFI is a technology that allows an electronic device to connect to a Wireless Local Area Network (WLAN), and generally uses a 2.4G UHF or 5G SHF ISM radio frequency band. Connecting to a wireless local area network is typically password protected; but may be open, allowing any device within range of the WLAN to connect. WIFI is a brand of wireless network communication technology, held by the WIFI alliance. The object is to improve the interoperability between wireless network products based on the IEEE 802.11 standard. Local area networks using the IEEE 802.11 family of protocols are known as wireless fidelity. Even WIFI is equated to the wireless internet (WIFI is an important component of WLAN).
By adopting the multifunctional monitoring electric cooker, the technical problem that the electric cooker in the prior art is lack of an effective internal monitoring mechanism is solved, the area of each object in the electric cooker is extracted, so that the object with the overlarge area is marked in the collected image as a key attention object, and the marked display image is sent to each mobile terminal in a room where the electric cooker is located by adopting a WIFI communication interface, so that the attention of a user to the internal environment of the electric cooker is kept; identifying the distribution uniformity degree of each noise point in the recursive filtering processed image, confirming that the distribution of the noise points is not uniform when the distribution uniformity degree does not exceed a limited amount, determining that the need of smoothing the image exists, and executing corresponding field smoothing operation; meanwhile, after the pixel values of each image block are subjected to deduplication processing, a plurality of reference image blocks with the richest content can be obtained, and particularly, the number of the reference image blocks is in direct proportion to the resolution of the image.
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 (6)
1. A multifunctional monitoring electric cooker is characterized by comprising:
the lever control switch is arranged on the outer surface of the electric cooker, is a mechanical mechanism and comprises a normally open contact;
the heating indicator lamp is arranged on the outer surface of the electric cooker and is a luminous LED lamp tube;
when the lever control switch is pressed down by a user, the heating tube of the electric cooker is powered on, and meanwhile, the heating indicator lamp is powered on;
the pot interior imaging device is arranged below the pot cover of the electric pot and used for carrying out imaging operation facing the interior of the electric pot so as to obtain a corresponding collected image in the pot;
the adaptive processing equipment is connected with the pan imaging equipment and is used for executing adaptive filtering processing based on image resolution on the images collected in the pan so as to obtain adaptive processing images;
the content processing device is connected with the self-adaptive processing device and used for performing recursive filtering processing on the self-adaptive processing image to obtain a corresponding content processing image and outputting the content processing image;
the distribution identification equipment is connected with the content processing equipment and used for identifying the distribution uniformity degree of each noise point in the content processing image and sending a first control signal when the distribution uniformity degree exceeds a limit amount, otherwise, sending a second control signal;
the field smoothing device is connected with the distribution identification device and used for executing field smoothing processing on the content processing image when the second control signal is received so as to obtain and output a field smoothing image;
the image block analysis device is connected with the on-site smoothing device and used for receiving the on-site smoothing image, analyzing red and green components, namely L components, black and white components, namely A components, and yellow and blue components, namely B components of each pixel point in the on-site smoothing image, determining the total number of the L components after the duplication of each pixel point in the unit area image block, determining the total number of the A components after the duplication of each pixel point in the unit area image block and determining the total number of the B components after the duplication of each pixel point in the unit area image block;
the image block processing device is connected with the image block analysis device and is used for adding the total number of the L components, the total number of the A components and the total number of the B components of the unit area image blocks to obtain an accumulated value of the unit area image blocks, using a plurality of unit area image blocks with the largest accumulated value as a plurality of reference image blocks and outputting the plurality of reference image blocks;
an area extraction device connected with the image block processing device and used for receiving the plurality of reference image blocks, performing extraction and area analysis of each object on the plurality of reference image blocks to take objects with an area exceeding a limited amount as non-rice-grain objects, and outputting one or more object areas respectively occupied by one or more non-rice-grain objects;
the annotation display equipment is connected with the area extraction equipment and used for receiving the one or more object areas and highlighting the one or more object areas in the acquired images in the pan to obtain an annotation display image;
the WIFI communication interface is connected with the annotation display equipment and used for receiving the annotation display image and sending the annotation display image to each mobile terminal in a room where the electric cooker is located through the WIFI communication interface;
wherein the field smoothing device is further configured to take the content processing image as a field smoothing image upon receiving the first control signal;
and the number of the reference image blocks output by the image block processing equipment is in direct proportion to the resolution of the field smooth image.
2. The multifunctional monitoring electric cooker as claimed in claim 1, wherein:
the image block analysis device comprises a data receiving sub-device, a parallel processing sub-device and a data output sub-device, wherein the parallel processing sub-device is respectively connected with the data receiving sub-device and the data output sub-device.
3. The multifunctional monitoring electric cooker as claimed in claim 2, wherein:
the distribution identification device comprises a noise point extraction sub-device, a distribution detection sub-device and a signal sending sub-device.
4. The multifunctional monitoring electric cooker as claimed in claim 3, wherein:
the noise point extraction sub-device is used for identifying each noise point in the content processing image, and the distribution detection sub-device is used for identifying the distribution uniformity degree of each noise point in the content processing image.
5. The multifunctional monitoring electric cooker as claimed in claim 4, wherein:
the self-adaptive processing equipment is used for receiving the images collected in the pan, acquiring the current resolution of the images collected in the pan to be used as the image resolution, when the image resolution is less than or equal to a preset resolution threshold, performing homomorphic filtering processing on the images collected in the pan to obtain homomorphic filtering images, and performing recursive filtering processing on the homomorphic filtering images to obtain self-adaptive processing images.
6. The multifunctional monitoring electric cooker as claimed in claim 5, wherein:
the adaptive processing device is further configured to, when the image resolution is greater than the preset resolution threshold, equally dividing the images collected in the pan into blocks with corresponding block sizes based on the distance between the image resolution and the preset resolution threshold, selecting homomorphic filtering processing with different intensities corresponding to each block based on the variance of the pixel values of the block to obtain filtering blocks, splicing the obtained filtering blocks to obtain a spliced filtering image, equally dividing the spliced filtering image into the blocks with the corresponding block sizes based on the distance between the resolution of the spliced filtering image and the preset resolution threshold, and for each block, selecting corresponding recursive filtering processing with different intensities based on the variance of the pixel values of the block to obtain filtering blocks, and splicing the obtained filtering blocks to obtain an adaptive processing image.
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