CN116250772B - Self-cleaning method of floor washing machine and floor washing machine - Google Patents

Self-cleaning method of floor washing machine and floor washing machine Download PDF

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Publication number
CN116250772B
CN116250772B CN202310423286.3A CN202310423286A CN116250772B CN 116250772 B CN116250772 B CN 116250772B CN 202310423286 A CN202310423286 A CN 202310423286A CN 116250772 B CN116250772 B CN 116250772B
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CN
China
Prior art keywords
rolling brush
self
floor
controlling
cleaning
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Active
Application number
CN202310423286.3A
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Chinese (zh)
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CN116250772A (en
Inventor
郭振科
杨雯
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Dreame Innovation Technology Suzhou Co Ltd
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Dreame Innovation Technology Suzhou Co Ltd
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Priority to CN202310423286.3A priority Critical patent/CN116250772B/en
Publication of CN116250772A publication Critical patent/CN116250772A/en
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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/29Floor-scrubbing machines characterised by means for taking-up dirty liquid
    • A47L11/292Floor-scrubbing machines characterised by means for taking-up dirty liquid having rotary tools
    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46BBRUSHES
    • A46B17/00Accessories for brushes
    • A46B17/06Devices for cleaning brushes after use
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4002Installations of electric equipment
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4011Regulation of the cleaning machine by electric means; Control systems and remote control systems therefor
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4013Contaminants collecting devices, i.e. hoppers, tanks or the like
    • A47L11/4016Contaminants collecting devices, i.e. hoppers, tanks or the like specially adapted for collecting fluids
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/408Means for supplying cleaning or surface treating agents
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L11/00Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • A47L11/4091Storing or parking devices, arrangements therefor; Means allowing transport of the machine when it is not being used
    • AHUMAN NECESSITIES
    • A46BRUSHWARE
    • A46BBRUSHES
    • A46B2200/00Brushes characterized by their functions, uses or applications
    • A46B2200/30Brushes for cleaning or polishing
    • A46B2200/3033Household brush, i.e. brushes for cleaning in the house or dishes
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

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  • Cleaning In General (AREA)

Abstract

The invention discloses a self-cleaning method of a floor washer and the floor washer, wherein the method controls the floor washer to enter a self-cleaning mode by responding to a self-cleaning instruction; in the self-cleaning mode, controlling a motor of the floor cleaning machine to drive the rolling brush to alternately rotate forward and backward, and simultaneously controlling a water pump of the floor cleaning machine to spray water to the rolling brush; wherein, the forward rotation and the reverse rotation of the rolling brush are not more than 360 degrees. So, the round brush is in corotation and reversal in-process in turn, and the brush hair of round brush erects and lodges repeatedly, when being in the state of erectting, the brush hair can contact the inner wall of the cavity of acceping the round brush to clean the inner wall of cavity, make the cleaning of floor scrubber more comprehensive, further ensure the cleaning performance of floor scrubber.

Description

Self-cleaning method of floor washing machine and floor washing machine
Technical Field
The invention belongs to the technical field of cleaning equipment, and particularly relates to a self-cleaning method of a floor cleaning machine and the floor cleaning machine.
Background
The floor washing machine is a device for washing the floor. A cleaning brush is generally disposed, and the surface cleaning operation is performed by rotating the brush while spraying water to wet the brush. After cleaning is carried out for a certain time, a large amount of dust and dirt are unavoidably adhered to the rolling brush, and if cleaning work is continued, the cleaning effect is poor, and even secondary pollution is caused to the ground.
In order to solve the above-mentioned problems, the floor washing machine is configured with a self-cleaning mode. Specifically, when the floor washer is placed on the base, the self-cleaning mode may be selectively activated. In the self-cleaning process, the rolling brush is driven to rotate as normal cleaning work, and the water pump of the floor cleaning machine sprays water to the rolling brush to clean the rolling brush and recovers the cleaned sewage. However, dust and dirt are usually adhered to the inner wall of the cavity for accommodating the rolling brush of the floor scrubber, and the cleaning of the inner wall of the cavity for accommodating the rolling brush cannot be basically realized in the process, so that the cleaning is not complete.
Accordingly, there is a need for an improvement over the prior art to overcome the deficiencies described in the prior art.
Disclosure of Invention
Therefore, the invention aims to solve the technical problem that the floor cleaning machine in the prior art has poor cleaning effect on the inner wall of the cavity for accommodating the rolling brush.
In order to solve the technical problems, the invention provides a self-cleaning method of a floor scrubber, which comprises the following steps:
responding to a self-cleaning instruction, and controlling the floor cleaning machine to enter a self-cleaning mode;
in the self-cleaning mode, controlling a motor of the floor scrubber to drive a rolling brush to alternately rotate forward and backward, and simultaneously controlling a water pump of the floor scrubber to spray water to the rolling brush; wherein, the angle that the round brush forward direction rotated and backward direction rotated is no more than 360 degrees.
In one embodiment, the controlling the motor of the scrubber to drive the rolling brush to rotate alternately in forward and reverse directions includes:
controlling the motor to drive the rolling brush to positively rotate by a first angle;
controlling the motor to drive the rolling brush to reversely rotate by a second angle; the range of values of the first angle and the second angle is 120 degrees or more and less than 360 degrees.
In one embodiment, the controlling the motor to drive the rolling brush to rotate in the forward and reverse directions alternately includes:
controlling the motor to drive the rolling brush to rotate forward for a first time period;
and controlling the motor to drive the rolling brush to reversely rotate for a second time period, wherein the first time period and the second time period are smaller than the rotation period of the rolling brush.
In one embodiment, the controlling the water pump of the floor scrubber to spray water to the roller brush includes:
and controlling the water spraying flow of the water pump to the rolling brush in the initial stage of the self-cleaning mode to be larger than the water spraying flow of the water pump to the rolling brush in the later stage of the self-cleaning mode.
In one embodiment, the controlling the water pump of the floor scrubber to spray water to the roller brush includes:
acquiring the dirt degree of the rolling brush;
and controlling the water spraying flow of the water pump to the rolling brush according to the dirt degree.
In one embodiment, the acquiring the dirt level of the rolling brush includes:
detecting the cleanliness of the sewage after the rolling brush is cleaned;
and determining the dirt degree of the rolling brush according to the cleanliness.
In one embodiment, the acquiring the dirt level of the rolling brush includes:
acquiring an image of the rolling brush;
and analyzing the image, and determining the dirt degree of the rolling brush according to an analysis result.
In addition, the invention also provides a floor washing machine, which comprises:
a housing having a cavity with an opening at the lower side;
the motor is arranged on the shell;
the rolling brush is arranged in the cavity, is in transmission connection with the motor and is driven by the motor to rotate in the cavity;
the water pump is arranged on the shell and used for spraying water to the rolling brush;
the controller is connected with the motor and the water pump and used for controlling the motor and the water pump to run, and the controller is used for:
responding to a self-cleaning instruction, and controlling the floor cleaning machine to enter a self-cleaning mode;
in the self-cleaning mode, controlling a motor of the floor scrubber to drive a rolling brush to alternately rotate forward and backward, and simultaneously controlling a water pump of the floor scrubber to spray water to the rolling brush; wherein, the angle that the round brush forward direction rotated and backward direction rotated is no more than 360 degrees.
In one embodiment, the floor scrubber includes:
and the dirt degree detection sensor is connected with the controller and is used for detecting the cleanliness of the sewage after the rolling brush is cleaned so as to determine the dirt degree of the rolling brush.
In one embodiment, the floor scrubber further comprises a sewage tank and a sewage return pipeline, one end of the sewage return pipeline is communicated with the cavity, the other end of the sewage return pipeline is communicated with the sewage tank, and the sewage level detection sensor is arranged in the sewage return pipeline.
The technical scheme provided by the invention has the following advantages:
the invention provides a self-cleaning method of a floor washer and the floor washer, wherein the method controls the floor washer to enter a self-cleaning mode by responding to a self-cleaning instruction; in the self-cleaning mode, controlling a motor of the floor cleaning machine to drive the rolling brush to alternately rotate forward and backward, and simultaneously controlling a water pump of the floor cleaning machine to spray water to the rolling brush; wherein, the forward rotation and the reverse rotation of the rolling brush are not more than 360 degrees. So, the round brush is in corotation and reversal in-process in turn, and the brush hair of round brush erects and lodges repeatedly, when being in the state of erectting, the brush hair can contact the inner wall of the cavity of acceping the round brush to clean the inner wall of cavity, make the cleaning of floor scrubber more comprehensive, further ensure the cleaning performance of floor scrubber.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic flow chart of a self-cleaning method of a floor scrubber according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a floor scrubber according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. The invention will be described in detail hereinafter with reference to the drawings in conjunction with embodiments. It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order.
In the present invention, unless otherwise indicated, terms of orientation such as "upper, lower, top, bottom" are used generally with respect to the orientation shown in the drawings or with respect to the component itself in the vertical, upright or gravitational direction; also, for ease of understanding and description, "inner and outer" refers to inner and outer relative to the profile of each component itself, but the above-mentioned orientation terms are not intended to limit the present invention.
Example 1
In the existing floor washing machine, in the self-cleaning process, the rolling brush rotates driven as normal cleaning work, the water pump of the floor washing machine sprays water to the rolling brush to clean the rolling brush, and the cleaned sewage is recovered. However, the inner wall of the chamber of the floor scrubber housing the roller brush is often also dust and dirt adhered thereto, the roller brush only rotating in one direction during the self-cleaning process. Since the floor scrubber is provided with a wiper strip in abutting contact with the roller brush for squeezing out water from the roller brush, the bristles are pressed against the surface of the roller brush when the roller brush passes the wiper strip. Therefore, in the self-cleaning process, the bristles of the rolling brush are lodged and attached on the surface of the rolling brush, and the bristles are basically not contacted with the cavity of the rolling brush, so that the cleaning of the inner wall of the cavity for accommodating the rolling brush can not be basically realized, and the cleaning is not comprehensive.
In order to solve the above problems, the present invention provides a self-cleaning method of a floor scrubber, please refer to fig. 1. The method comprises the following steps of:
s10, responding to a self-cleaning instruction, and controlling the floor cleaning machine to enter a self-cleaning mode;
s20, in a self-cleaning mode, controlling a motor of the floor scrubber to drive the rolling brush to alternately rotate forward and backward, and simultaneously controlling a water pump of the floor scrubber to spray water to the rolling brush.
The self-cleaning instruction can be issued by an operation key arranged on the floor washing machine. Specifically, the operation keys are arranged on the floor washing machine and comprise self-cleaning keys for triggering the self-cleaning keys to start a self-cleaning program of the floor washing machine.
In another implementation scenario, the self-cleaning instruction can be issued by a terminal, the terminal is in wireless communication with the floor cleaning machine, and the user operates the terminal to issue the self-cleaning instruction to the floor cleaning machine in a wireless signal mode to control the floor cleaning machine to start a self-cleaning program. Specifically, the terminal may be a mobile phone, a tablet or a notebook.
The floor cleaning machine responds to the self-cleaning instruction and enters a self-cleaning mode. In the self-cleaning mode, the motor of the floor washing machine is controlled to drive the rolling brush to alternately rotate forwards and backwards. Wherein, the forward rotation and the reverse rotation of the rolling brush are not more than 360 degrees. That is, the roller brush alternately rotates forward and reverse within a single revolution, and rotates forward for no more than one revolution and then rotates backward for no more than one revolution. Thus, the bristles of the roll brush are alternately set up and laid down during the alternating forward and reverse rotations. When the floor scrubber is in a standing state, the bristles can contact the inner wall of the cavity for accommodating the rolling brush, so that the inner wall of the cavity is cleaned, the floor scrubber can be cleaned more comprehensively, and the cleaning effect of the floor scrubber is further ensured.
In the process of alternately rotating the rolling brush positively and reversely, the water pump of the floor washing machine is controlled to spray water to the rolling brush, so that the rolling brush is washed. In the state that the bristles of the rolling brush are upright, the sprayed water flow is easier to wash away dust adhered on the rolling brush and scrape away sewage under the action of the scraping strip. As the rolling brush alternately rotates forward and backward within the range of 360 degrees, the brush hair can be laid down and erected more frequently, and the rolling brush cleaning efficiency is higher.
It should be noted that, the round brush corotation and reversal alternate running can also make the water that the water pump sprayed wash the back and the front of scraping the water strip, improves the cleaning performance of scraping the water strip, ensures abluent comprehensive clean.
The method for controlling the rolling brush to alternately rotate forward and backward is various, and in a specific embodiment, the step of controlling the motor of the floor scrubber to drive the rolling brush to alternately rotate forward and backward may include the following steps:
controlling a motor to drive the rolling brush to rotate forward by a first angle;
and controlling the motor to drive the rolling brush to reversely rotate by a second angle.
The range of the values of the first angle and the second angle is more than or equal to 120 degrees and less than 360 degrees. That is, the angular range of forward rotation and reverse rotation is greater than or equal to 120 degrees and less than 360 degrees, the lower limit of the set rotation angle is 120 degrees, the surface of the rolling brush with at least 120 degrees can be scraped by the water scraping strip, and the cleaning of the surface of the rolling brush can be guaranteed to be more comprehensive.
In a specific embodiment, the forward rotation and reverse rotation angles of the rolling brush can be achieved by detecting the rotation angle of a motor driving the rolling brush. Specifically, an encoder is arranged in the motor, the encoder can detect the rotation angle of the motor, and the encoder can adopt Hall, laser or grating and other identification means. Since the encoder is not the focus of this application, it will not be described in detail here.
In another embodiment, the rotation angle of the rolling brush is controlled by controlling the rotation time of the motor. Specifically, the step of controlling the motor of the floor scrubber to drive the rolling brush to alternately rotate forward and backward comprises the following steps:
controlling a motor to drive the rolling brush to rotate forward for a first time period;
and controlling the motor to drive the rolling brush to reversely rotate for a second time period, wherein both the first time period and the second time period are smaller than the rotation period of the rolling brush.
That is, the forward rotation of the motor-driven roller brush is controlled for a first period of time, and then the reverse rotation of the motor-driven roller brush is controlled for a second period of time. Because the first time length and the second time length are smaller than the rotation period of the rolling brush, the rotation angles of the rolling brush in forward rotation and reverse rotation are in the range of 360 degrees, and the control of the rotation angles of the rolling brush is realized.
In a specific implementation scenario, the floor scrubber is configured with a timer for recording the duration of forward and reverse rotations of the roller brush. The rolling brush has a fixed rotation period, and when the first time for controlling the rolling brush to rotate positively is smaller than the rotation period, the forward rotation angle of the rolling brush is smaller than one circle. Similarly, when the second duration of the control of the reverse rotation of the roller brush is smaller than the rotation period, the reverse rotation angle of the roller brush is smaller than one revolution.
The first time length can be equal to the second time length, and the forward rotation and reverse rotation angles of the rolling brush are guaranteed to be the same. The first time period may not be equal to the second time period, and is not limited herein.
Typically, the self-cleaning process of the floor scrubber lasts for several minutes. In order to save the water consumption of the self-cleaning process, in one embodiment, the step of "controlling the water pump of the floor cleaning machine to spray water to the rolling brush" is as follows:
the water spraying flow of the water pump to the rolling brush is controlled to be larger in the initial stage of the self-cleaning mode than in the later stage of the self-cleaning mode.
Over time, dirt on the roller brush is gradually washed away, and therefore, the roller brush becomes cleaner and the sewage after washing becomes cleaner. In the latter stage of the self-cleaning mode, the adhering dirt can be rinsed clean with only a small amount of water. Therefore, the water spraying flow of the water pump to the rolling brush in the later stage of self-cleaning is controlled to be smaller than that in the initial stage, the consumed water quantity in the self-cleaning mode can be reduced on the premise of keeping the cleaning effect, the water supplementing frequency of a user is reduced, and the user experience is improved.
Specifically, the water pump may employ two different water jet flows. The water pump can spray water to the rolling brush by adopting the first water spraying flow in the initial stage, and spray water to the rolling brush by adopting the second water spraying flow in the later stage. Wherein the second water spray flow is less than the first water spray flow. Of course, the water pump can also have three water spraying flow rates with different sizes, and correspondingly, the self-cleaning mode is divided into three stages, namely an initial stage, a middle stage and a later stage. Correspondingly, the water pump adopts the first water spraying flow to spray water to the rolling brush in the initial stage, adopts the second water spraying flow to spray water to the rolling brush in the middle stage, and adopts the third water spraying flow to spray water to the rolling brush in the later stage. The first water spray flow, the second water spray flow and the third water spray flow are sequentially arranged in sequence from big to small.
In other embodiments, the water pump can be controlled to gradually reduce the water spraying flow to the rolling brush. That is, the water jet flow of the water making pump to the rolling brush is gradually reduced, and the gradually reduced water quantity can be more matched with the dirt degree of the rolling brush, so that the cleaning effect and the water saving effect are balanced.
In one embodiment, the step of controlling the water pump of the floor scrubber to spray water to the rolling brush is as follows:
obtaining the dirt degree of the rolling brush;
and controlling the water spraying flow of the water pump to the rolling brush according to the dirt degree.
In this embodiment, the detection sensor is provided to acquire the dirt level data of the roller brush, so that the water spray flow rate can be matched according to the dirt level of the roller brush. For the roller brush with more dirt, a larger flow can be adopted to wash away the dirt as soon as possible, so that the cleaning efficiency is improved. When the dirt of the rolling brush is less, the water spraying flow can be smaller, and the water quantity is saved.
In a specific embodiment, the step of "obtaining the dirt level of the rolling brush" may be performed by:
detecting the cleanliness of sewage after the rolling brush is cleaned;
and determining the dirt degree of the rolling brush according to the cleanliness.
When the sewage formed after the rolling brush is cleaned is cleaner, the sewage level of the rolling brush is lower. When the sewage formed after cleaning is dirty, the current rolling brush is higher in dirt degree. Therefore, the cleaning degree of the current rolling brush can be known through the detection of the cleaning degree of the formed sewage after cleaning, so that the dirt degree of the rolling brush is determined.
In another embodiment, the step of "obtaining the dirt level of the rolling brush" may be performed by:
acquiring an image of the rolling brush;
and analyzing the image, and determining the dirt degree of the rolling brush according to an analysis result.
And analyzing the image by shooting the image of the rolling brush to determine the dirt degree of the rolling brush. Specifically, the target image of the rolling brush can be stored in advance, comparison is carried out according to the collected current image and the target image, and the current rolling brush pollution degree is analyzed according to the comparison result. Illustratively, the larger the color difference between the image of the contrast target and the collected current image, the larger the degree of the dirt of the rolling brush is indicated.
According to the self-cleaning method of the floor scrubber, the rolling brush is controlled to alternately rotate forward and backward for no more than one circle, so that the rolling brush can be cleaned to the inner wall of the cavity for accommodating the rolling brush, the cleaning is more comprehensive, and the cleaning effect is better; further, the water spraying flow rate of the rolling brush is determined according to the dirt degree of the rolling brush, so that the water consumption is saved and the water supplementing frequency is reduced on the premise of keeping the cleaning effect.
Example 2
The invention also provides a floor washing machine. Referring to fig. 2, the floor scrubber 10 includes a housing 15, a roller brush 18 disposed in the housing 15, and a motor 17 driving the roller brush. The floor scrubber 10 also includes a water pump (not shown) for spraying water to the roller brush 18.
Specifically, the housing 15 has a cavity opened at the lower side, and the rolling brush 18 is disposed in the cavity. The motor 17 is in transmission connection with the rolling brush 18 and is used for driving the rolling brush 18 to rotate. The water pump is provided in the housing and is driven by power to operate so as to suck clean water to spray the roller brush 18.
The floor scrubber also comprises a wiper strip arranged on the shell 15, the wiper strip extends into the cavity and is arranged in contact with the rolling brush, and the wiper strip is used for extruding sewage on the rolling brush when the rolling brush 18 rotates.
The floor washer 10 also includes a controller coupled to both the motor 17 and the water pump for controlling the operation of the motor 17 and the water pump. The controller is used for: responding to the self-cleaning instruction, and controlling the floor cleaning machine to enter a self-cleaning mode; in the self-cleaning mode, the motor of the floor washing machine is controlled to drive the rolling brush to alternately rotate forward and backward, and the water pump of the floor washing machine is controlled to spray water to the rolling brush.
In the self-cleaning mode, the controller controls the motor of the floor washing machine to drive the rolling brush to alternately rotate forwards and backwards. Wherein, the forward rotation and the reverse rotation of the rolling brush are not more than 360 degrees. That is, the roller brush alternately rotates forward and reverse within a single revolution, and rotates forward for no more than one revolution and then rotates backward for no more than one revolution. Thus, the bristles of the roll brush are alternately set up and laid down during the alternating forward and reverse rotations. When the floor scrubber is in a standing state, the bristles can contact the inner wall of the cavity for accommodating the rolling brush, so that the inner wall of the cavity is cleaned, the floor scrubber can be cleaned more comprehensively, and the cleaning effect of the floor scrubber is further ensured.
In one embodiment, the controller controls the motor to drive the roller brush to alternately rotate in forward and reverse directions by: controlling the motor to drive 17 the rolling brush 18 to rotate forward by a first angle; the motor 17 is controlled to drive the rolling brush 18 to reversely rotate for a second angle; the range of the values of the first angle and the second angle is more than or equal to 120 degrees and less than 360 degrees.
In one embodiment, the controller controls the motor to drive the roller brush to alternately rotate in forward and reverse directions by: controlling a motor to drive the rolling brush to rotate forward for a first time period; and controlling the motor to drive the rolling brush to reversely rotate for a second time period, wherein both the first time period and the second time period are smaller than the rotation period of the rolling brush.
In one embodiment, the controller controls the water pump of the floor scrubber to spray water to the roller brush by: the water spraying flow of the water pump to the rolling brush is controlled to be larger in the initial stage of the self-cleaning mode than in the later stage of the self-cleaning mode.
In one embodiment, the floor scrubber 10 further includes a soil level detection sensor for detecting the cleanliness of the cleaned soil of the roller brush to determine the soil level of the roller brush. The dirt level detection sensor is connected with the controller. The controller obtains the dirt degree of the rolling brush through the dirt degree detection sensor, and controls the water spraying flow of the water pump to the rolling brush according to the dirt degree. Specifically, the larger the dirt degree is, the larger the water spraying flow is, so that the matching of the water spraying flow and the dirt degree is realized, and the water consumption is saved on the premise of ensuring the cleaning capacity.
Specifically, the floor scrubber 10 further includes a sewage tank and a sewage return pipe for flowing sewage after cleaning to the sewage tank, wherein one end of the sewage return pipe is communicated with the cavity for accommodating the rolling brush 18, the other end of the sewage return pipe is communicated with the sewage tank, and a pollution degree detection sensor is arranged in the sewage return pipe and is used for detecting the cleanliness of sewage flowing to the sewage tank from the cavity. The contamination level detecting sensor may employ an infrared sensor.
Also provided in the kit is a base 20, the base 20 for supporting the floor scrubber 10. The floor scrubber 10 may be placed onto the base 20 when not in use. Specifically, the base 20 includes a seat 22 for supporting at the bottom of the floor scrubber 10. Before the floor washer 10 is activated in the self-cleaning mode, the floor washer 10 is placed on the base 20 and then the self-cleaning mode is activated.
The controller of the floor washing machine provided in this embodiment may be used to execute the self-cleaning method of the floor washing machine provided in embodiment 1, and may be referred to in the same manner as embodiment 1, and the details of which are not described herein.
It will be apparent that the embodiments described above are merely some, but not all, embodiments of the invention. Based on the embodiments of the present invention, those skilled in the art may make other different changes or modifications without making any creative effort, which shall fall within the protection scope of the present invention.

Claims (9)

1. A self-cleaning method of a floor scrubber, comprising:
responding to a self-cleaning instruction, and controlling the floor cleaning machine to enter a self-cleaning mode;
in the self-cleaning mode, controlling a motor of the floor scrubber to drive a rolling brush to alternately rotate forward and backward, and simultaneously controlling a water pump of the floor scrubber to spray water to the rolling brush; wherein, the forward rotation angle and the reverse rotation angle of the rolling brush are not more than 360 degrees; the floor washing machine further comprises a water scraping strip, wherein the water scraping strip is used for extruding sewage on the rolling brush when the rolling brush rotates, and the rolling brush alternately rotates positively and reversely, so that water sprayed by the water pump washes the back surface and the front surface of the water scraping strip;
the motor driving rolling brush of the floor washing machine is controlled to alternately rotate forward and backward, and the motor driving rolling brush comprises:
controlling the motor to drive the rolling brush to positively rotate by a first angle;
controlling the motor to drive the rolling brush to reversely rotate by a second angle; the range of values of the first angle and the second angle is 120 degrees or more and less than 360 degrees.
2. The self-cleaning method of a floor scrubber according to claim 1, wherein controlling the motor-driven roller brush to alternately rotate forward and backward comprises:
controlling the motor to drive the rolling brush to rotate forward for a first time period;
and controlling the motor to drive the rolling brush to reversely rotate for a second time period, wherein the first time period and the second time period are smaller than the rotation period of the rolling brush.
3. The self-cleaning method of a floor scrubber according to claim 1, wherein controlling the water pump of the floor scrubber to spray water to the roller brush comprises:
and controlling the water spraying flow of the water pump to the rolling brush in the initial stage of the self-cleaning mode to be larger than the water spraying flow of the water pump to the rolling brush in the later stage of the self-cleaning mode.
4. The self-cleaning method of a floor scrubber according to claim 1, wherein controlling the water pump of the floor scrubber to spray water to the roller brush comprises:
acquiring the dirt degree of the rolling brush;
and controlling the water spraying flow of the water pump to the rolling brush according to the dirt degree.
5. The method of claim 4, wherein the obtaining the dirt level of the roller brush comprises:
detecting the cleanliness of the sewage after the rolling brush is cleaned;
and determining the dirt degree of the rolling brush according to the cleanliness.
6. The method of claim 4, wherein the obtaining the dirt level of the roller brush comprises:
acquiring an image of the rolling brush;
and analyzing the image, and determining the dirt degree of the rolling brush according to an analysis result.
7. A floor scrubber, comprising:
a housing having a cavity with an opening at the lower side;
the motor is arranged on the shell;
the rolling brush is arranged in the cavity, is in transmission connection with the motor and is driven by the motor to rotate in the cavity;
the water pump is arranged on the shell and used for spraying water to the rolling brush;
the scraping strip is arranged on the shell and is used for extruding sewage on the rolling brush when the rolling brush rotates;
the controller is connected with the motor and the water pump and used for controlling the motor and the water pump to run, and the controller is used for:
responding to a self-cleaning instruction, and controlling the floor cleaning machine to enter a self-cleaning mode;
in the self-cleaning mode, controlling a motor of the floor scrubber to drive a rolling brush to alternately rotate forward and backward, and simultaneously controlling a water pump of the floor scrubber to spray water to the rolling brush; the rolling brush rotates forward and reversely, the rolling brush rotates forward and reversely alternately, and water sprayed by the water pump washes the back surface and the front surface of the wiper strip;
the controller controls the motor to drive the rolling brush to alternately rotate forward and backward in the following way: controlling the motor to drive the rolling brush to positively rotate by a first angle; controlling the motor to drive the rolling brush to reversely rotate by a second angle; the range of values of the first angle and the second angle is 120 degrees or more and less than 360 degrees.
8. The floor washer of claim 7, wherein the floor washer comprises:
and the dirt degree detection sensor is connected with the controller and is used for detecting the cleanliness of the sewage after the rolling brush is cleaned so as to determine the dirt degree of the rolling brush.
9. The floor scrubber of claim 8 further comprising a sewage tank and a return sewage pipe, wherein one end of the return sewage pipe is connected to the cavity and the other end is connected to the sewage tank, and wherein the pollution level detection sensor is disposed in the return sewage pipe.
CN202310423286.3A 2023-04-19 2023-04-19 Self-cleaning method of floor washing machine and floor washing machine Active CN116250772B (en)

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