CN116103873A

CN116103873A - Sundry removing method for washing products and washing machine

Info

Publication number: CN116103873A
Application number: CN202111317857.2A
Authority: CN
Inventors: 于亮亮; 高秋英; 才智; 杨飞
Original assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Priority date: 2021-11-09
Filing date: 2021-11-09
Publication date: 2023-05-12

Abstract

The application provides a sundry removing method for a washing product and a washing machine, wherein the method comprises the following steps: responding to a starting instruction of a washing program, and collecting a plurality of first images of clothes to be washed in the washing drum through the image collecting device; executing the washing program to wash the clothes to be washed; when the washing program is executed, acquiring a plurality of second images of the clothes to be washed through the image acquisition device; comparing the plurality of first images with the plurality of second images, and determining that sundries exist in the clothes to be washed when spot images appear in any one of the second images; and controlling the washing cylinder to rotate at a first preset speed, and simultaneously controlling the spraying device and the drainage device to be opened. The application can promote the effect that washing machine washed the clothing to and improve the experience that the user used washing machine and feel.

Description

Sundry removing method for washing products and washing machine

Technical Field

The application relates to equipment washing technology, in particular to a sundry removing method for a washing product and a washing machine.

Background

With the improvement of the living standard of people, the washing machine has become an important household appliance in daily life of people. When a user uses a washing machine to wash clothes, the user often forgets to remove impurities (e.g., paper towels, keys, purses, etc.) in the clothes pocket, and the impurities are also washed along with the washing of the clothes. Some impurities (such as paper towels) which are easy to wash out are easy to wind on the surface of clothes, and the impurities are difficult to treat after the clothes are washed out.

Therefore, how to solve the problem that sundries are difficult to treat after clothes washing is finished is still worthy of research.

Disclosure of Invention

The application provides a sundry removing method for a washing product and a washing machine, which are used for solving the problem that sundries are difficult to treat after washing is finished, so as to improve the effect of washing clothes by the washing machine and improve the experience of a user using the washing machine.

In one aspect, the present application provides a method for removing impurities from a washing product, the method being applied to a washing machine, the washing machine including an image acquisition device, a washing drum, a spraying device and a drainage device, the method including:

responding to a starting instruction of a washing program, and collecting a plurality of first images of clothes to be washed in the washing drum through the image collecting device;

executing the washing program to wash the clothes to be washed;

when the washing program is executed, acquiring a plurality of second images of the clothes to be washed through the image acquisition device;

comparing the plurality of first images with the plurality of second images, and determining that sundries exist in the clothes to be washed when spot images appear in any one of the second images;

and controlling the washing cylinder to rotate at a first preset speed, and simultaneously controlling the spraying device and the drainage device to be opened.

Optionally, the responding to the start instruction of the washing program, collecting, by the image collecting device, a plurality of first images of the laundry in the washing drum, including:

responding to the starting instruction, and acquiring an image of the clothes to be washed through the image acquisition device;

the following acquisition operations are performed N times: and rotating the washing drum according to a second preset speed, and acquiring images of the clothes to be washed by the image acquisition device after the washing drum is stopped, wherein N is an integer greater than or equal to 1.

Optionally, the comparing the plurality of first images with the plurality of second images, when a spot image appears in any one of the second images, determining that impurities exist in the laundry includes:

deleting a first image with abnormal data from the plurality of first images, wherein the pixel brightness value of a partial area in the first image with abnormal data is larger than or equal to a preset pixel brightness value;

and comparing the remaining first images with the plurality of second images, and determining that sundries exist in the clothes to be washed when any one of the second images has a spot image.

Optionally, comparing the plurality of first images with the plurality of second images, and determining that impurities exist in the laundry when a spot image appears in any one of the second images, including;

comparing the plurality of first images with the plurality of second images, and determining that sundries exist in the clothes when any one of the second images has the spot images with the preset pixel brightness value and the preset gray value.

Optionally, the method further comprises:

when the opening time of the spraying device and the draining device reaches the preset cleaning time, controlling the image acquisition device to acquire a plurality of third images of the washed clothes;

comparing the plurality of third images with the plurality of first images, and controlling the washing drum to rotate at a first preset speed again when any one of the third images has a spot image, and simultaneously controlling the spraying device and the drainage device to be started until no spot image exists in the images of the clothes to be washed, which are acquired by the image acquisition device.

In another aspect, the present application provides a washing machine, comprising:

a washing drum for placing laundry;

the image acquisition device is used for acquiring images under the control of the control device;

the spraying device is used for cleaning the clothes to be washed in the washing drum under the control of the control device;

the drainage device is used for performing drainage under the control of the control device;

the control device is used for responding to a starting instruction of a washing program and collecting a plurality of first images of clothes to be washed in the washing drum through the image collecting device;

executing the washing program to wash the clothes to be washed;

Optionally, the control device is configured to respond to a start instruction of a washing program, and when a plurality of first images of the laundry in the washing drum are collected by the image collecting device, the control device is specifically configured to:

Optionally, the control device is configured to compare the plurality of first images with the plurality of second images, and when a spot image appears in any one of the second images, determine that there are impurities in the laundry, and specifically is configured to:

comparing the plurality of first images with the plurality of second images, and determining that sundries exist in the clothes to be washed when any one of the second images has a spot image with the preset pixel brightness value and the preset gray value.

Optionally, the control device is further configured to:

The method for cleaning the sundries in the washing product is applied to a washing machine, whether sundries exist in the clothes to be washed or not can be judged through image comparison before and after the clothes to be washed are washed, and if the sundries exist in the clothes to be washed, the sundries are washed. The method provided by the application can solve the problem that sundries are difficult to treat after washing, improves the effect of washing clothes by the washing machine, and improves the experience of a user using the washing machine.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure.

Fig. 1 is a schematic view of a washing machine provided in the present application.

Fig. 2 is a schematic flow chart of a method for cleaning impurities of a detergent according to an embodiment of the present application.

Fig. 3 is a schematic view of a part of an application of the method for cleaning impurities of a detergent according to an embodiment of the present application.

Fig. 4 is a schematic view of a part of an application of the method for cleaning impurities of a detergent according to an embodiment of the present application.

Reference numerals illustrate:

washing machine 10

Washing drum 11

Image acquisition device 12

Spray device 13

Drainage device 14

Control device 15

Control panel 16

Specific embodiments of the present disclosure have been shown by way of the above drawings and will be described in more detail below. These drawings and the written description are not intended to limit the scope of the disclosed concepts in any way, but rather to illustrate the disclosed concepts to those skilled in the art by reference to specific embodiments.

Detailed Description

Reference will now be made in detail to exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, the same numbers in different drawings refer to the same or similar elements, unless otherwise indicated. The implementations described in the following exemplary examples are not representative of all implementations consistent with the present disclosure. Rather, they are merely examples of apparatus and methods consistent with some aspects of the present disclosure as detailed in the accompanying claims.

Based on the above, the application provides a sundry removing method of a washing product and a washing machine, wherein the sundry determining method of the washing product can determine whether the image of the washed clothes to be washed shows newly increased spots by comparing the images of the clothes to be washed before and after washing, and when the newly increased spots appear, the sundry in the clothes to be washed placed in the washing cylinder is determined.

The method for removing impurities from the washing product is applied to a washing machine 10 shown in fig. 1. The washing machine 10 (the control device 15 in the washing machine) can collect a plurality of images in the washing tub 11 through the image collection device 12 provided on the washing machine 10 in response to a start instruction of a washing program. And then executing a washing program to wash the clothes to be washed, comparing the images of the clothes to be washed before and after the washing program is executed, and if a new spot image appears in the images after the washing program, determining that sundries exist in the clothes to be washed placed in the washing cylinder 11. And then controls the spraying device 13 and the drainage device 14 in the washing machine 10 to clean and remove sundries.

Therefore, the method provided by the application can solve the problem that sundries are difficult to treat after washing, improve the effect of washing clothes by the washing machine and improve the experience of a user using the washing machine.

Referring to fig. 2, an embodiment of the present application provides a method for removing impurities from a washing product, which is applied to a washing machine 10 shown in fig. 1, wherein the washing machine 10 includes an image acquisition device 12, a washing drum 11, a spraying device 13 and a drainage device 14, and the method for removing impurities from a washing product includes:

s210, responding to a starting instruction of a washing program, and acquiring a plurality of first images of the clothes to be washed in the washing cylinder through the image acquisition device.

After the washing machine responds to the starting instruction of the washing program, the image acquisition device is controlled to start to acquire a plurality of first images of the clothes to be washed in the washing cylinder.

Optionally, the washing machine 10 acquires the image of the laundry by the image acquisition device 12 in response to the start instruction of the washing program, and performs N times of the following acquisition operations: the washing drum 11 is rotated at a second preset speed, and an image of the laundry to be washed is acquired by the image acquisition device 12 after the washing drum 11 is stopped, N being an integer greater than or equal to 1.

In an alternative embodiment, as shown in fig. 3, a user inputs a start command of the washing program through a control panel of the washing machine 10, the start command of the washing program is used to instruct the washing tub 11 to rotate according to a preset rotation stop ratio, and the image capturing device 12 starts capturing a first image of laundry in the washing tub 11. When the washing tub 11 starts rotating at a preset rotation stop ratio and stops rotating at different cut-off times, the control device 15 controls the image capturing device 12 to capture a plurality of first images of laundry placed in the washing tub 11. At this time, the washing drum 11 is not immersed in water, the foreign matters placed in the laundry are not washed out, and the plurality of first images are all taken when the laundry is not washed.

Alternatively, when the laundry is tumbled in the washing drum 11, the image capturing device 12 may capture an image of the laundry, and the control device 15 may capture a video image to obtain a plurality of first images.

Preferably, the clothing to be washed is photographed or imaged by using a three-dimensional imaging technology, so that the obtained picture or image has more abundant information, and the clothing to be washed can be represented by competing for the picture or the image as few as possible.

When the image capturing is used to capture the laundry, the laundry is usually in a motion state, and then a plurality of pictures are taken from the video, and the basic information (such as laundry color, pattern, texture, material, etc.) of the laundry is confirmed by integrating the plurality of pictures.

In this embodiment, it is preferable to collect a plurality of first images of the laundry placed in the washing drum 11 when the washing drum 11 stops rotating, and the obtained plurality of first images are clearer than the first images obtained in the photographing process, so that the comparison between the first images and the second images mentioned below is more convenient, and the comparison result is more accurate.

S220, executing the washing program to wash the clothes to be washed.

The washing machine 10 controls related devices to wash laundry placed in the washing tub 11. The type of washing program is selected by a user through the control panel 16 of the washing machine 10.

The washing method (for example, shuffling and washing of knitted clothes), washing time, water temperature during washing, types of detergents, washing times and/or rinsing times, etc. of the washing program may be set according to actual needs, and the present application is not limited thereto.

S230, when the execution of the washing program is completed, a plurality of second images of the clothes to be washed are acquired by the image acquisition device.

When the washing process is completed, the washing tub 11 is in a stationary state, and a plurality of second images of laundry placed in the washing tub 11 are acquired by the image acquisition device 12.

Alternatively, after the washing procedure is performed, the washing drum 11 may be controlled to rotate at a certain rotation-stop ratio, and the image acquisition device 12 may be controlled to acquire a plurality of second images of the laundry placed in the washing drum 11.

S240, comparing the plurality of first images with the plurality of second images, and determining that sundries exist in the clothes to be washed when spot images appear in any one of the second images.

As shown in fig. 4, the washing machine 10 compares the plurality of second images with the plurality of first images, and determines that there are foreign materials, such as paper dust, in the laundry when a spot image as shown on the right side of fig. 4 appears in any one of the second images.

Alternatively, the first image having the abnormal data may be deleted from the plurality of first images, and the pixel luminance value of the partial region in the first image having the abnormal data may be greater than or equal to the preset pixel luminance value. And comparing the remaining first images with the plurality of second images, and determining that sundries exist in the clothes to be washed when any one of the second images has a spot image.

The higher the pixel brightness value, the stronger the reflection degree of the image is proved, and if the laundry is the laundry, the lighter the color of the laundry is, correspondingly, the stronger the luminous intensity of the laundry is compared with the dark laundry when the laundry is in the washing drum 11, and the higher the pixel brightness value of the laundry is.

In this embodiment, whether the paper dust exists in the laundry is mainly checked, and the lighter the color of the laundry to be washed, the more the paper dust exists in the laundry (for example, the laundry to be washed is white). Therefore, in order to improve the recognition accuracy of whether or not paper dust is present in the laundry, the first image may be removed from the plurality of first images acquired at the beginning when the first image has abnormal data (the pixel luminance value of the partial region in the first image is greater than or equal to the preset pixel luminance value).

When the first image and the second image are compared, the first image and the second image are sufficiently cleaned when necessary, otherwise, the first image and the second image cannot be used for comparison. Alternatively, the image may be set for comparison only when the sharpness of the image exceeds a preset sharpness. Correspondingly, when the washing machine 10 has the repeated image in the first images or the second images acquired by the image acquisition device 12, only the clearest one of the repeated images is reserved and stored.

S250, controlling the washing cylinder to rotate at a first preset speed, and simultaneously controlling the spraying device and the drainage device to be opened.

When the existence of sundries in the clothes to be washed is determined, a sundry removing program is required to be started to remove the sundries. At this time, the washing machine 10 controls the washing drum 11 to rotate, and simultaneously controls the spraying device 13 to wash the laundry so that the foreign matters float on the water surface. The drain device 14 is controlled to drain the impurities out of the washing tub 11 and the washing machine 10.

The spraying amount and the spraying duration of the spraying device 13 can be adjusted according to actual needs, and the application is not limited. Alternatively, the control device 15 may control the water draining device 14 to drain water after detecting that the water level reaches a preset level by a water level sensor in the washing machine 10.

Optionally, after the duration of the opening of the spraying device 13 and the draining device 14 reaches the preset cleaning duration, the image collecting device 12 is controlled to collect a plurality of third images after the laundry is cleaned. And comparing the third images with the first images, and when any one of the third images has a spot image, controlling the washing drum to rotate at a first preset speed again, and simultaneously controlling the spraying device 13 and the drainage device 14 to be started until no spot image exists in the images of the clothes to be washed, which are acquired by the image acquisition device 12. The preset cleaning time period is, for example, 15 minutes.

The washing machine 10 controls the image acquisition device 12 to acquire the image of the washed clothes to be washed, the image can be acquired when the spraying device 13 and the drainage device 14 are in a working state, or a user controls the spraying device 13 and the drainage device 14 to stop working, and then the image acquisition device 12 acquires the image of the washed clothes to be washed.

The method for cleaning impurities in a washing product provided in this embodiment is applied to the washing machine 10, and the method can firstly determine whether impurities exist in the clothes to be washed through image comparison before and after the clothes to be washed are washed, and if impurities exist in the clothes to be washed, the impurities are washed.

The method provided by the embodiment can solve the problem that sundries are difficult to treat after washing, improves the effect of washing clothes by the washing machine, and improves the experience of users using the washing machine.

Referring to fig. 1, the present application also provides a washing machine 10 including a washing tub 11, an image pickup device 12, a spray device 13, a drain device 14, and a control device 15.

The washing drum 11 is used for placing clothes to be washed, the image acquisition device 12 is used for acquiring images under the control of the control device 15, the spraying device 13 is used for cleaning the clothes to be washed in the washing drum 11 under the control of the control device 15, and the drainage device 14 is used for conducting drainage under the control of the control device 15.

The image pickup device 12 may be a photographing device or an image pickup device which is mounted on the upper cover of the washing machine 10 not to be rotated with the rotation of the washing tub 11.

The control device 15 is used for responding to the starting instruction of a washing program, and acquiring a plurality of first images of the clothes to be washed in the washing drum 11 through the image acquisition device 12; executing the washing program to wash the clothes to be washed;

when the washing program is completed, a plurality of second images of the laundry are acquired by the image acquisition device 12;

the washing drum 11 is controlled to rotate at a first preset speed, and the spraying device 13 and the drainage device 14 are simultaneously controlled to be opened.

The control device 15 is configured to, in response to a start instruction of a washing program, collect, by the image collecting device 12, a plurality of first images of laundry in the washing tub 11, and specifically configured to, in response to the start instruction, collect, by the image collecting device 12, an image of the laundry;

the following acquisition operations are performed N times: the washing drum 11 is rotated at a second preset speed, and after the washing drum 11 is stopped, an image of the laundry to be washed is collected by the image collecting device 12, N being an integer of 1 or more.

The control device 15 is configured to compare the plurality of first images with the plurality of second images, and determine that impurities exist in the laundry when a speckle image appears in any one of the second images, specifically configured to: deleting a first image with abnormal data from the plurality of first images, wherein the pixel brightness value of a partial area in the first image with abnormal data is larger than or equal to a preset pixel brightness value;

The control device 15 is configured to compare the plurality of first images with the plurality of second images, and determine that impurities exist in the laundry when a speckle image appears in any one of the second images, specifically configured to: comparing the plurality of first images with the plurality of second images, and determining that sundries exist in the clothes when any one of the second images has a spot image with the preset pixel brightness value and the preset gray value.

The control device 15 is further configured to control the image acquisition device 12 to acquire a plurality of third images of the laundry after the washing time period for opening the spraying device 13 and the water draining device 14 reaches a preset washing time period; comparing the third images with the first images, and when any one of the third images has a spot image, controlling the washing drum 11 to rotate at a first preset speed again, and simultaneously controlling the spraying device 13 and the drainage device 14 to be opened until no spot image exists in the images of the clothes to be washed acquired by the image acquisition device 12.

The present application also provides a computer-readable storage medium having stored therein computer-executable instructions that, when executed, cause a computer to execute instructions that when executed by a processor, are configured to implement the method for cleaning impurities of a laundry article provided in any of the embodiments above.

The computer readable storage medium may be a Read Only Memory (ROM), a programmable Read Only Memory (Programmable Read-Only Memory, PROM), an erasable programmable Read Only Memory (Erasable Programmable Read-Only Memory, EPROM), an electrically erasable programmable Read Only Memory (Electrically Erasable Programmable Read-Only Memory, EEPROM), a magnetic random access Memory (Ferromagnetic Random Access Memory, FRAM), a Flash Memory (Flash Memory), a magnetic surface Memory, an optical disk, or a compact disk Read Only Memory (Compact Disc Read-Only Memory, CD-ROM). But may be various electronic devices such as mobile phones, computers, tablet devices, personal digital assistants, etc., that include one or any combination of the above-mentioned memories.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing embodiment numbers of the present application are merely for describing, and do not represent advantages or disadvantages of the embodiments.

From the above description of the embodiments, it will be clear to those skilled in the art that the above-described embodiment method may be implemented by means of software plus a necessary general hardware platform, but of course may also be implemented by means of hardware, but in many cases the former is a preferred embodiment. Based on such understanding, the technical solution of the present application may be embodied essentially or in a part contributing to the prior art in the form of a software product stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk), comprising several instructions for causing a terminal device (which may be a mobile phone, a computer, a server, an air conditioner, or a network device, etc.) to perform the method described in the embodiments of the present application.

The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.

These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.

The foregoing description is only of the preferred embodiments of the present application, and is not intended to limit the scope of the claims, and all equivalent structures or equivalent processes using the descriptions and drawings of the present application, or direct or indirect application in other related technical fields are included in the scope of the claims of the present application.

Claims

1. A method for cleaning impurities of a washing product, which is characterized by being applied to a washing machine, wherein the washing machine comprises an image acquisition device, a washing drum, a spraying device and a drainage device, and the method comprises the following steps:

executing the washing program to wash the clothes to be washed;

2. The method of claim 1, wherein the capturing, by the image capturing device, a plurality of first images of laundry in the drum in response to a start-up instruction of a washing program, comprises:

3. The method of claim 1, wherein comparing the plurality of first images with the plurality of second images, when a speckle image appears in any one of the second images, determining that debris is present in the laundry comprises:

4. A method according to any one of claims 1-3, wherein said comparing said plurality of first images with said plurality of second images determines the presence of debris in said laundry when a speckle image appears in any one of said second images, comprising;

5. A method according to any one of claims 1-3, further comprising:

6. A washing machine, comprising:

a washing drum for placing laundry;

executing the washing program to wash the clothes to be washed;

7. The washing machine as claimed in claim 6, wherein the control means is adapted to, in response to a start command of a washing program, acquire a plurality of first images of laundry in the washing tub by the image acquisition means, in particular for:

8. The method according to claim 7, wherein the control device is configured to compare the plurality of first images with the plurality of second images, and determine that there are impurities in the laundry when a speckle image appears in any one of the second images, specifically configured to:

9. The washing machine as claimed in any one of claims 6-8, wherein the control means is configured to compare the plurality of first images with the plurality of second images, and determine that there are impurities in the laundry when a speckle image appears in any one of the second images, specifically configured to:

10. The washing machine as claimed in claim 9, wherein the control means is further for: