CN114951077A - Cleaning equipment and self-cleaning method thereof - Google Patents
Cleaning equipment and self-cleaning method thereof Download PDFInfo
- Publication number
- CN114951077A CN114951077A CN202210562088.0A CN202210562088A CN114951077A CN 114951077 A CN114951077 A CN 114951077A CN 202210562088 A CN202210562088 A CN 202210562088A CN 114951077 A CN114951077 A CN 114951077A
- Authority
- CN
- China
- Prior art keywords
- rolling brush
- cleaning
- motor
- self
- liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 187
- 238000000034 method Methods 0.000 title claims abstract description 116
- 238000005096 rolling process Methods 0.000 claims abstract description 193
- 239000007788 liquid Substances 0.000 claims abstract description 135
- 238000005507 spraying Methods 0.000 claims abstract description 62
- 239000010813 municipal solid waste Substances 0.000 claims abstract description 28
- 238000007664 blowing Methods 0.000 claims description 26
- 238000007605 air drying Methods 0.000 claims description 23
- 238000001035 drying Methods 0.000 claims description 15
- 239000007921 spray Substances 0.000 claims description 5
- 238000000861 blow drying Methods 0.000 claims description 4
- 210000004209 hair Anatomy 0.000 abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 238000005213 imbibition Methods 0.000 description 10
- 239000010865 sewage Substances 0.000 description 9
- 241000894006 Bacteria Species 0.000 description 5
- 230000001580 bacterial effect Effects 0.000 description 5
- 238000009395 breeding Methods 0.000 description 4
- 230000001488 breeding effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000001680 brushing effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
- A47L11/40—Parts 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/02—Cleaning by the force of jets or sprays
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses a cleaning device and a self-cleaning method thereof, comprising the following steps: the controller receives a starting signal and starts a second self-cleaning process, the second self-cleaning process is used for cleaning the roller brush, the roller brush scraper and the liquid spraying flow channel, and the method comprises the following substeps: (b) controlling a rolling brush motor to drive the rolling brush to rotate reversely and/or alternatively rotate forward and reversely so as to remove residual garbage on the rolling brush, a rolling brush scraper and a liquid spraying flow channel; (c) and (c) starting a motor of the main machine, and sucking the garbage on the rolling brush, the rolling brush scraper and the liquid spraying channel in the step (b) into a liquid suction device. The invention takes the residual garbage on the rolling brush scraper away from the rolling brush scraper and sucks the garbage into the liquid absorbing device through the rolling brush which rotates in a positive and negative direction alternatively and/or in a reverse direction, and can fully automatically clean the hair which is difficult to clean on the rolling brush, the rolling brush scraper and the liquid spraying flow channel by adjusting the rotating speed of the main machine motor and the rolling brush motor; avoiding the problem that the cleaning work is still difficult by re-rotating the hair back to the roller brush scraper.
Description
Technical Field
The invention relates to the technical field of smart home, in particular to a cleaning device and a self-cleaning method thereof.
Background
In the prior art, when cleaning equipment is used for cleaning, liquid is usually sprayed to a roller brush through a liquid spraying device; the rolling brush is controlled by the rolling brush motor to rotate in the forward direction; the liquid (sewage) flowing through the rolling brush is sucked to the liquid suction pipeline through the main machine motor and finally flows into the sewage tank. Since the roll brush is used for cleaning the floor, it is the dirtiest part and needs to be cleaned frequently.
In the prior art, some cleaning devices can automatically clean the roller brush after cleaning operation is finished, the self-cleaning is to spray liquid to the roller brush and rotate the roller brush forward, and the roller brush scraper is in contact with the roller brush, so that garbage on the roller brush is scraped. However, the mode that the rolling brush rotates in the positive direction to clean the garbage on the rolling brush can only clean the garbage which has a fixed shape and a large volume and is easy to be scraped by the rolling brush scraper. And the mode makes rubbish such as hair adhere to in the hydrojet runner of round brush, round brush scraper and hydrojet device easily for rubbish in round brush, round brush scraper and the hydrojet runner can't carry out automatic clear when the self-cleaning, needs manual clearance, and manual clearance is then wasted time and energy, and this seems very original under the big environment of intellectuality at present, will certainly influence user's use experience.
In addition, in the prior art, the surface of the rolling brush is wet after the rolling brush is cleaned, and residual liquid and garbage in the liquid suction channel are easy to flow back to the rolling brush, so that the rolling brush is polluted again, and the phenomenon of bacterial growth, rotting and smelliness is easy to occur. Therefore, the existing self-cleaning effect is poor, manual cleaning and manual airing are needed, the existing self-cleaning device is very original in the current intelligent large environment, and the use experience of a user is influenced.
Therefore, a cleaning device and a self-cleaning method thereof are developed, a self-cleaning process is combined with an air drying process, full-automatic cleaning is really realized, the cleaning effect is improved, bacteria are prevented from breeding, positive significance is obviously achieved, and the product is more easily commercially successful.
Disclosure of Invention
The invention aims to provide cleaning equipment and a self-cleaning method thereof, which can be used for automatically cleaning hairs which are difficult to clean on a rolling brush, a rolling brush scraper and a liquid spraying flow channel in a mode of rolling brush reverse rotation or positive and negative rotation alternation, really realize full-automatic cleaning, improve the cleaning effect and avoid bacteria breeding.
A self-cleaning method of a cleaning apparatus, comprising the steps of: the controller receives a starting signal and starts a second self-cleaning process, and the second self-cleaning process is used for cleaning the roller brush, the roller brush scraper and the liquid spraying flow channel;
the second self-cleaning process is an independent process or is positioned in other processes; the other procedures comprise an air drying procedure;
the second self-cleaning process includes the following sub-steps:
(a) controlling a rolling brush motor to drive the rolling brush to rotate reversely and/or alternatively rotate forward and reversely so as to remove residual garbage on the rolling brush, a rolling brush scraper and a liquid spraying flow channel;
(b) and (d) starting a motor of the main machine, and sucking the garbage on the rolling brush, the rolling brush scraper and the liquid spraying channel in the step (a) into a liquid suction device.
In the above, when the second cleaning process is independently controlled, the controller receives the start signal and independently starts the second cleaning process.
Preferably, when the second self-cleaning process is located in other processes, the second self-cleaning process is located in one or more of an air drying process, a startup process and a shutdown process; when the second cleaning process is positioned in the air drying process, the controller starts the second cleaning process when starting the air drying process; when the second cleaning procedure is positioned in a starting program, the controller starts the second cleaning procedure when starting the cleaning equipment; and when the second cleaning process is in the shutdown program, the controller starts the second cleaning process when the cleaning device is closed.
Preferably, the garbage remained on the rolling brush, the rolling brush scraper and the liquid spraying flow channel is hair.
The application also claims a self-cleaning method of a cleaning apparatus, comprising the steps of: the controller receives a starting signal, and sequentially starts a first self-cleaning process and an air drying process, wherein the air drying process comprises the second self-cleaning process;
the first self-cleaning process is used for cleaning a roller brush of the cleaning equipment;
the air drying process is used for drying a rolling brush and a liquid suction channel of the cleaning equipment and comprises the following substeps:
(a') stopping the first self-cleaning process and closing the liquid spraying device of the cleaning device;
(b') controlling a rolling brush motor to drive the rolling brush to rotate reversely and/or alternatively rotate reversely so as to remove the residual garbage on the rolling brush, the rolling brush scraper and the liquid spraying flow channel;
(c ') starting a motor of the host machine, and sucking the garbage on the rolling brush, the rolling brush scraper and the liquid spraying channel in the step (b') into a liquid suction device;
(d') starting a blowing mechanism generating wind, and operating for a second preset time to enable the wind to dry the rolling brush and the liquid suction pipeline of the cleaning equipment.
Preferably, the cleaning apparatus is a floor scrubber; the floor cleaning machine comprises a controller, a handle, a floor cleaning machine main body and a floor brush which are sequentially connected, wherein the floor cleaning machine main body is provided with a clean water tank, a host machine motor and a sewage tank; a liquid spraying device, a rolling brush, a liquid suction pipeline, a suction device, a blowing mechanism for generating wind and a rolling brush motor for controlling the rolling brush are arranged in the floor brush, one end of the liquid suction pipeline extends into the floor brush and is arranged close to the rolling brush, and the other end of the liquid suction pipeline is connected with a sewage tank; the main machine motor is used for controlling the suction device; the liquid spraying device, the rolling brush motor, the main machine motor and the blowing mechanism are respectively connected with the controller.
Preferably, said step (b ') and said step (c ') may be carried out simultaneously, or step (b ') followed by step (c '), or step (c ') followed by step (c ') and continued until step (b ') is completed.
Preferably, said step (b ') and said step (d') may be performed simultaneously, or step (d ') followed by step (b'), or step (b ') followed by step (d').
Preferably, the step (a) and the step (b') are controlling a roller brush motor to drive the roller brush to rotate reversely for a first preset time, so as to form a first cleaning mode.
Preferably, the step (a) and the step (b') are to control a rolling brush motor to drive the rolling brush to rotate forward and backward alternately for a first preset time, wherein the rolling brush motor drives the rolling brush to rotate forward and backward alternately comprises a second cleaning mode, a third cleaning mode and a fourth cleaning mode.
Preferably, the rolling brush motor drives the rolling brush to rotate forward for a fourth preset time, the rolling brush motor drives the rolling brush to move backward for a fifth preset time, and the sum of the fourth preset time and the fifth preset time is the same as the first preset time or slightly less than the first preset time.
Preferably, the fifth preset time is greater than the fourth preset time.
Preferably, the second cleaning mode is to rotate in a forward direction t1 and then in a reverse direction t2, and the rotation is carried out according to the rotation rule until a first preset time is reached; the third cleaning mode is that the cleaning machine firstly rotates forwards for t3, then stops for t4 and then rotates reversely for t5, and the cleaning machine rotates according to the rule until the first preset time is reached; the fourth cleaning mode is that the cleaning machine rotates reversely t6 first, then rotates forwards t7 and then rotates reversely t8, and the cleaning machine rotates according to the rule until the first preset time is reached; the t1, t2, t3, t4, t5, t6, t7 and t8 are all rotation times.
Preferably, the step (a) and the step (b ') are controlling a roller brush motor to drive the roller brush to rotate reversely and rotate forward and reverse alternately, that is, the step (a) and the step (b') include a first cleaning mode, a second cleaning mode, a third cleaning mode and a fourth cleaning mode.
Preferably, the first self-cleaning process further comprises: acquiring a self-cleaning grade according to the starting signal; determining the first preset time and the cleaning mode in step (a)/step (b') according to a self-cleaning grade.
Preferably, the first predetermined time is at least 1s, more preferably 5s to 3600s, more preferably 5s to 600s, and most preferably 10s to 120 s.
Preferably, the first preset time may be 5s, 10s, 30s, 45s, 60s, 90s, 100s, 120s, 150s, 180s, 200s, 210s, 240s, 250s, 300s, 360s, 600s, 900s, 1200s, 1500s, 1800s, 2000s, 3000s, 5000s, 6000 s.
Preferably, the rotation speed of the main motor in the step (c ') is greater than that of the roller brush motor in the step (b'), and the rotation speed of the main motor in the step (b) is greater than that of the roller brush motor in the step (a), so as to ensure that the hairs on the roller brush blade are sucked into the liquid suction device in time after the hair is taken away from the roller brush blade by the roller brush during the rotation of the roller brush motor and are not rewound on the roller brush blade along with the rotation of the roller brush.
Preferably, the rotation speed of the main machine motor in the steps (b) and (c ') is 10000-30000 rpm, and the rotation speed of the rolling brush motor in the step (a) and (b') is 1-3000 rpm, so as to ensure that the hairs on the rolling brush scraper are sucked into the liquid suction device in time after the hairs are taken away from the rolling brush scraper by the rolling brush during the rotation of the rolling brush motor and are not rewound on the rolling brush scraper along with the rotation of the rolling brush.
Preferably, the rotating speed of the main engine motor is 30000-80000 rpm, more preferably 40000-70000 rpm, and more preferably 50000-60000 rpm.
As above, the rotational speed of the main machine motor may be 30000 rpm, 31000 rpm, 32000 rpm, 35000 rpm, 40000 rpm, 41000 rpm, 45000 rpm, 50000 rpm, 55000 rpm, 60000 rpm, 65000 rpm, 70000 rpm, 75000 rpm, 80000 rpm.
Preferably, the rotating speed of the rolling brush motor is 5-3000 r/min. More preferably 5-3000 r/min; more preferably 5-1000 rpm; more preferably 5 to 200 rpm; most preferably 5 to 100 rpm.
Hereinbefore, the rotational speed of the brush motor is 5 rpm, 10 rpm, 50 rpm, 60 rpm, 100 rpm, 150 rpm, 200 rpm, 300 rpm, 400 rpm, 500 rpm, 600 rpm, 800 rpm, 1000 rpm, 1200 rpm, 1500 rpm, 1800 rpm, 2000 rpm, 2500 rpm, 3000 rpm.
Preferably, after or simultaneously with step (d '), the air-drying process further comprises step (e'): and starting a motor of the main machine, and operating for a third preset time to introduce the air in the blowing mechanism into the liquid suction pipeline.
In the foregoing, because the imbibition pipeline is longer and to certain angle bending, the mechanism of blowing can only supply air to a direction at the air supply in-process, length that can get into in the imbibition pipeline is limited, the degree that can weather is limited, only can weather 20% -40%, still cause the sewage backward flow easily and lead to bacterial growing, if need weather the imbibition pipeline then need the longer time, influence the user and use and the energy consumption is great, for solving this problem, through open the host computer motor after or simultaneously step (d'), introduce the imbibition pipeline to a certain extent with the wind that the mechanism of blowing blows off and shorten the required time of weather drying, can weather round brush and imbibition pipeline in the shorter time, guarantee that liquid does not flow back, reduce bacterial growing.
In the above, the drying degree of the roller brush refers to the proportion of the dried water on the roller brush to the original water on the roller brush, and the drying degree of the suction pipeline refers to the proportion of the dried water on the suction pipeline to the original water on the suction pipeline.
Preferably, in the operation process of the step (c ') and the step (d'), when the drying degree of the rolling brush and the liquid suction pipeline reaches more than 80%, the main machine motor and the blowing mechanism stop moving, and at the moment, although the rolling brush and the liquid suction pipeline are not completely dried, the liquid in the rolling brush and the liquid suction pipeline does not flow back, so that the rolling brush and the liquid suction pipeline can be prevented from breeding bacteria to a great extent under the conditions of further shortening the time and reducing the energy consumption.
Preferably, the second preset time in the step (c') is a set working time or a working time when the drying is performed to a specified degree; and (d ') setting the third preset time in the step (d') to be the set working time or the working time for drying to a specified degree.
Preferably, the working time when the blow-drying is performed to a designated degree refers to the working time when the blow-drying is performed to 80% or more.
Preferably, the second predetermined time is at least 1s, more preferably 5s to 3600s, more preferably 5s to 600s, and most preferably 10s to 120 s.
Preferably, the second preset time may be 5s, 10s, 30s, 45s, 60s, 90s, 100s, 120s, 150s, 180s, 200s, 210s, 240s, 250s, 300s, 360s, 600s, 900s, 1200s, 1500s, 1800s, 2000s, 3000s, 5000s, 6000 s.
Preferably, the third predetermined time is at least 1s, more preferably 5s to 3600s, more preferably 5s to 600s, and most preferably 10s to 120 s.
Preferably, the third preset time may be 5s, 10s, 30s, 45s, 60s, 90s, 100s, 120s, 150s, 180s, 200s, 210s, 240s, 250s, 300s, 360s, 600s, 900s, 1200s, 1500s, 1800s, 2000s, 3000s, 5000s, 6000 s.
Preferably, the first self-cleaning process comprises the sub-steps of:
(1) starting a liquid spraying device, spraying liquid to the rolling brush by the liquid spraying device, and starting a rolling brush motor, wherein the rolling brush motor rotates the rolling brush;
(2) starting a main machine motor, and sucking the liquid flowing through the rolling brush to a liquid suction pipeline;
or
(1') starting a liquid spraying device, wherein the liquid spraying device sprays liquid to the rolling brush;
(2') starting a rolling brush motor, wherein the rolling brush motor rotates the rolling brush;
(3') starting a motor of the main machine, and sucking the liquid flowing through the rolling brush to a liquid suction pipeline;
wherein, the step (1') and the step (2') are carried out simultaneously or the step (1') is carried out first and then the step (2') is carried out.
Preferably, prior to or simultaneously with step (3'), the first self-cleaning process further comprises step (2 "): closing the liquid spraying device; adjusting the rotating speed of the roller brush motor and continuing to rotate; keeping the main machine motor rotating, and sucking the liquid flowing through the rolling brush to the liquid suction pipeline.
Preferably, the rotational speed of the roller brush motor in the step (2 ") is greater than the rotational speed of the roller brush motor in the step (2'). The purpose of initial slow turning is to prevent rubbish such as lint from being thrown out, the cleaning solution can fully wet the brush, the purpose of speed regulation after liquid spraying is subsequently closed is to spin water stains on the rolling brush, and after the high-speed rotation, the water stains are more easily spun.
Preferably, in the step (1'), the time of the liquid spraying is at least 1 second. More preferably, the spraying time lasts for 2-600 seconds; more preferably 5 to 300 seconds; more preferably 5 to 200 seconds.
Preferably, in the step (2'), the roller brush is rotated for at least 1 second. More preferably, the rotating time of the rolling brush lasts for 2-600 seconds; more preferably 5 to 300 seconds; more preferably 5 to 200 seconds.
Preferably, in the step (2'), the rotation speed of the roller brush motor is 5-10000 rpm. More preferably 100-8000 rpm; more preferably 200-4000 revolutions per minute; more preferably 300 to 1000 rpm.
Preferably, in the step (2 "), the rotation speed of the roller brush motor is 15-20000 revolutions per minute. More preferably 150-10000 r/min; more preferably 250-5000 r/min; more preferably 300-3000 r/min, and the rotating speed of the roller brush motor in the step (2') is greater than that of the roller brush in the step (2').
The present application also claims a cleaning apparatus comprising: the device comprises a controller, a liquid spraying device, a rolling brush motor for controlling the rolling brush, a suction device, a liquid suction pipeline, a main machine motor for controlling the suction device and a blowing mechanism for generating wind; the liquid spraying device, the rolling brush motor, the main machine motor and the blowing mechanism are respectively connected with the controller;
the controller starts the first self-cleaning process and the air drying process in turn according to the received start signal or starts the second self-cleaning process according to the received start signal.
Preferably, the length of the suction line is from 0.1m to 2m, more preferably from 0.5m to 1.5m, and the length of the suction line may be from 0.1m, 0.2m, 0.3m, 0.4m, 0.5m, 0.6m, 0.7m, 0.8m, 0.9m, 1m, 1.1m, 1.2m, 1.3m, 1.4m, 1.5m, 1.6m, 1.7m, 1.8m, 1.9m, 2 m.
Preferably, the air blowing mechanism is positioned inside the cleaning device and blows air to the rolling brush and the liquid suction pipeline.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the cleaning equipment can carry the residual garbage on the rolling brush scraper away from the rolling brush scraper and suck the garbage into the liquid absorbing device through the rolling brush which rotates in a forward and reverse direction alternatively and/or in a reverse direction, and can fully automatically clean the hair which is difficult to clean on the rolling brush, the rolling brush scraper and the liquid spraying flow channel by adjusting the rotating speed of the main machine motor and the rolling brush motor; avoiding the problem that the cleaning work is still difficult by re-rotating the hair back to the roller brush scraper.
1. The invention develops a self-cleaning method for cleaning equipment, which can fully automatically clean and blow the rolling brush and the liquid suction pipeline, shorten the cleaning and blow-drying time under the condition of ensuring the cleaning degree, further remove the garbage which is difficult to clean on the rolling brush, the rolling brush scraper and the liquid spray flow channel in the self-cleaning process, not only solve the problem that the manual hand cleaning in the prior art wastes time and labor, but also perfectly clean and blow the liquid suction pipeline, realize the omnibearing cleaning, avoid the generation and the residue of harmful substances such as bacteria, mold and the like, be more reliable for guardians, greatly improve the user experience and obtain the remarkable effect.
3. The product of the invention has simple structure, lower cost and good commercial significance, and is suitable for popularization and application.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that some drawings in the following descriptions are embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a cross-sectional view of an overall structure according to a first embodiment of the present invention;
FIG. 2 is a cross-sectional view of a floor brush according to a first embodiment of the present invention.
Wherein: 1. a handle; 2. a scrubber main body; 3. a floor brush; 4. a clear water tank; 5. a host motor; 6. a sewage tank; 7. a liquid spraying device; 8. rolling and brushing; 9. a liquid suction pipeline.
Detailed Description
The invention will be further described with reference to the following examples:
example one
A self-cleaning method of cleaning an apparatus, comprising the steps of: the controller receives a starting signal and starts a second self-cleaning process, and the second self-cleaning process is used for cleaning the roller brush, the roller brush scraper and the liquid spraying flow channel;
the second self-cleaning process is an independent process or is positioned in other processes; the other procedures comprise an air drying procedure;
the second self-cleaning process comprises the following sub-steps:
(a) controlling a rolling brush motor to drive the rolling brush to rotate reversely and/or alternatively rotate forward and reversely so as to remove residual garbage on the rolling brush, a rolling brush scraper and a liquid spraying flow channel;
(b) starting a motor of the main machine, and sucking the garbage on the rolling brush, the rolling brush scraper and the liquid spraying flow channel in the step (b) into a liquid suction device
In the above, when the second cleaning process is independently controlled, the controller receives the start signal and independently starts the second cleaning process.
Further, when the second self-cleaning process is in other processes, the second self-cleaning process is in one or more of an air drying process, a starting program and a shutdown program; when the second cleaning procedure is positioned in the air drying procedure, the controller starts the second cleaning procedure when starting the air drying procedure; when the second cleaning procedure is positioned in a starting program, the controller starts the second cleaning procedure when starting the cleaning equipment; and when the second cleaning process is in the shutdown program, the controller starts the second cleaning process when the cleaning device is closed.
Furthermore, the residual garbage on the rolling brush, the rolling brush scraper and the liquid spraying flow channel is hair.
In this embodiment, the cleaning device is a floor scrubber; the floor cleaning machine comprises a controller, and a handle 1, a floor cleaning machine main body 2 and a floor brush 3 which are sequentially connected, wherein a clean water tank 4, a host motor 5 and a sewage tank 6 are arranged on the floor cleaning machine main body; a liquid spraying device 7, a rolling brush 8, a liquid suction pipeline 9, a suction device, a blowing mechanism (not shown in the figure) for generating wind and a rolling brush motor for controlling the rolling brush are arranged in the floor brush, one end of the liquid suction pipeline extends into the floor brush and is arranged close to the rolling brush, and the other end of the liquid suction pipeline is connected with a sewage tank; the main machine motor is used for controlling the suction device; the liquid spraying device, the rolling brush motor, the main machine motor and the blowing mechanism are respectively connected with the controller.
Further, the step (a) and the step (b) may be performed simultaneously, or the step (a) is performed before the step (b), or the step (b) is performed before the step (a) is completed.
Further, the step (b) is to control a rolling brush motor to drive the rolling brush to rotate reversely for a first preset time to form a first cleaning mode.
Further, the step (a) is to control a rolling brush motor to drive the rolling brush to rotate forward and backward alternatively for a first preset time, wherein the rolling brush motor drives the rolling brush to rotate forward and backward alternatively comprises a second cleaning mode, a third cleaning mode and a fourth cleaning mode.
Further, the rolling brush motor drives the rolling brush to rotate forwards for a fourth preset time, the rolling brush motor drives the rolling brush to move reversely for a fifth preset time, and the sum of the fourth preset time and the fifth preset time is the same as the first preset time or slightly smaller than the first preset time.
Further, the fifth preset time is longer than the fourth preset time.
Further, the second cleaning mode is to rotate in a forward direction t1 and then rotate in a reverse direction t2, and the rotation is performed according to the rotation rule until a first preset time is reached; the third cleaning mode is that the cleaning machine firstly rotates forwards for t3, then stops for t4 and then rotates reversely for t5, and the cleaning machine rotates according to the rule until the first preset time is reached; the fourth cleaning mode is that the cleaning machine rotates reversely t6 first, then rotates forwards t7 and then rotates reversely t8, and the cleaning machine rotates according to the rule until the first preset time is reached; the t1, t2, t3, t4, t5, t6, t7 and t8 are all rotation times.
Further, the step (a) is to control a rolling brush motor to drive the rolling brush to rotate reversely and rotate alternately in forward and reverse directions, that is, the step (a) includes a first cleaning mode, a second cleaning mode, a third cleaning mode and a fourth cleaning mode.
Further, the first self-cleaning process further includes: acquiring a self-cleaning grade according to the starting signal; determining the first preset time and the cleaning mode in step (a) according to a self-cleaning grade.
Further, the first predetermined time is at least 1s, more preferably 5s to 3600s, more preferably 5s to 600s, and most preferably 10s to 120 s.
Further, the first preset time may be 5s, 10s, 30s, 45s, 60s, 90s, 100s, 120s, 150s, 180s, 200s, 210s, 240s, 250s, 300s, 360s, 600s, 900s, 1200s, 1500s, 1800s, 2000s, 3000s, 5000s, 6000 s.
Further, the rotation speed of the main motor in the step (b) is greater than that of the rolling brush motor in the step (a).
Further, the rotating speed of the main machine motor in the step (b) is 10000-30000 r/min, and the rotating speed of the rolling brush motor in the step (a) is 1-3000 r/min, so that hairs on the rolling brush scraper are sucked into the liquid suction device in time after being taken away from the rolling brush scraper by the rolling brush in the rotating process of the rolling brush motor and cannot be hung on the rolling brush scraper along with the rotation of the rolling brush.
Further, the rotating speed of the main motor is 30000-80000 revolutions per minute, further 40000-70000 revolutions per minute, further 50000-60000 revolutions per minute.
Above, the rotational speed of the main machine motor may be 30000 rpm, 31000 rpm, 32000 rpm, 35000 rpm, 40000 rpm, 41000 rpm, 45000 rpm, 50000 rpm, 55000 rpm, 60000 rpm, 65000 rpm, 70000 rpm, 75000 rpm, 80000 rpm.
Furthermore, the rotating speed of the rolling brush motor is 5-3000 r/min. More preferably 5-3000 r/min; more preferably 5-1000 rpm; more preferably 5 to 200 rpm; most preferably 5 to 100 rpm.
Hereinbefore, the rotational speed of the brush motor is 5 rpm, 10 rpm, 50 rpm, 60 rpm, 100 rpm, 150 rpm, 200 rpm, 300 rpm, 400 rpm, 500 rpm, 600 rpm, 800 rpm, 1000 rpm, 1200 rpm, 1500 rpm, 1800 rpm, 2000 rpm, 2500 rpm, 3000 rpm.
Example two
The present embodiment is performed on the basis of the first embodiment, and the same parts as the first embodiment are not described in detail.
The embodiment relates to a self-cleaning method of a cleaning device, which comprises the following steps: the controller receives a starting signal, and sequentially starts a first self-cleaning process and an air drying process, wherein the air drying process comprises a second self-cleaning process in the first embodiment;
the first self-cleaning process is used for cleaning a roller brush of the cleaning equipment;
the air drying process is used for drying a rolling brush and a liquid suction channel of the cleaning equipment and comprises the following substeps:
(a') stopping the first self-cleaning process and shutting down the liquid spraying device of the cleaning apparatus;
(b') controlling a rolling brush motor to drive the rolling brush to rotate reversely and/or alternatively rotate reversely so as to remove the residual garbage on the rolling brush, the rolling brush scraper and the liquid spraying flow channel;
(c') starting a motor of the host machine, and sucking the garbage on the rolling brush, the rolling brush scraper and the liquid spraying channel in the step (b) into a liquid suction device;
(d') starting a blowing mechanism generating wind, and operating for a second preset time to enable the wind to blow dry the rolling brush and the liquid suction pipeline of the cleaning equipment.
Further, said step (b ') and said step (d') may be performed simultaneously, or step (d ') may be performed before step (b'), or step (b ') may be performed before step (d').
Further, after or simultaneously with the step (d '), the air-drying process further comprises a step (e'): and starting a motor of the main machine, and operating for a third preset time to introduce the air in the blowing mechanism into the liquid suction pipeline.
In the foregoing, because the imbibition pipeline is longer and to certain angle bending, the mechanism of blowing can only supply air to a direction at the air supply in-process, length that can get into in the imbibition pipeline is limited, the degree that can weather is limited, only can weather 20% -40%, still cause the sewage backward flow easily and lead to bacterial growing, if need weather the imbibition pipeline then need the longer time, influence the user and use and the energy consumption is great, for solving this problem, through open the host computer motor after or simultaneously step (d'), introduce the imbibition pipeline to a certain extent with the wind that the mechanism of blowing blows off and shorten the required time of weather drying, can weather round brush and imbibition pipeline in the shorter time, guarantee that liquid does not flow back, reduce bacterial growing.
Furthermore, in the operation process of the step (c ') and the step (d'), when the drying degree of the rolling brush and the liquid suction pipeline reaches more than 80%, the main machine motor and the air blowing mechanism stop moving, liquid in the main machine motor and the air blowing mechanism does not flow back although the rolling brush and the liquid suction pipeline are not completely dried, and bacteria breeding of the rolling brush and the liquid suction pipeline can be avoided to a great extent under the conditions of further shortening time and reducing energy consumption.
In the above, the drying degree of the roller brush refers to the proportion of the dried water on the roller brush to the original water on the roller brush, and the drying degree of the suction pipeline refers to the proportion of the dried water on the suction pipeline to the original water on the suction pipeline.
Further, the second preset time in the step (c') is set working time or working time when the drying is carried out to a specified degree; and (d ') setting the third preset time in the step (d') to be the set working time or the working time for drying to a specified degree.
Further, the working time when the air is dried to the specified degree refers to the working time when the air is dried to more than 80%.
Further, the second predetermined time is at least 1s, more preferably 5s to 3600s, more preferably 5s to 600s, and most preferably 10s to 120 s.
Further, the second preset time may be 5s, 10s, 30s, 45s, 60s, 90s, 100s, 120s, 150s, 180s, 200s, 210s, 240s, 250s, 300s, 360s, 600s, 900s, 1200s, 1500s, 1800s, 2000s, 3000s, 5000s, 6000 s.
Preferably, the third predetermined time is at least 1s, more preferably 5s to 3600s, more preferably 5s to 600s, and most preferably 10s to 120 s.
Further, the third preset time may be 5s, 10s, 30s, 45s, 60s, 90s, 100s, 120s, 150s, 180s, 200s, 210s, 240s, 250s, 300s, 360s, 600s, 900s, 1200s, 1500s, 1800s, 2000s, 3000s, 5000s, 6000 s.
Further, the first self-cleaning process includes the following sub-steps:
(1) starting a liquid spraying device, spraying liquid to the rolling brush by the liquid spraying device, and starting a rolling brush motor, wherein the rolling brush motor rotates the rolling brush;
(2) starting a main machine motor, and sucking the liquid flowing through the rolling brush to a liquid suction pipeline;
or
(1') starting a liquid spraying device, wherein the liquid spraying device sprays liquid to the rolling brush;
(2') starting a rolling brush motor, wherein the rolling brush motor rotates the rolling brush;
(3') starting a motor of the main machine, and sucking the liquid flowing through the rolling brush to a liquid suction pipeline;
wherein, the step (1') and the step (2') are carried out simultaneously or the step (1) is carried out first and then the step (2) is carried out.
Further, before or simultaneously with the step (3'), the first self-cleaning process further includes a step (2 "): closing the liquid spraying device; adjusting the rotating speed of the roller brush motor and continuing to rotate; keeping the main machine motor rotating, and sucking the liquid flowing through the rolling brush to the liquid suction pipeline.
Further, the rotating speed of the rolling brush motor in the step (2') is greater than the rotating speed of the rolling brush in the step (2).
Preferably, in the step (1'), the time of the liquid spraying is at least 1 second. More preferably, the spraying time lasts for 2-600 seconds; more preferably 5 to 300 seconds; more preferably 5 to 200 seconds.
Preferably, in the step (2'), the roller brush is rotated for at least 1 second. More preferably, the rotating time of the rolling brush lasts for 2-600 seconds; more preferably 5 to 300 seconds; more preferably 5 to 200 seconds.
Preferably, in the step (2'), the rotation speed of the roller brush motor is 5-10000 rpm. More preferably 100 to 8000 rpm; more preferably 200-4000 revolutions per minute; more preferably 300 to 1000 rpm.
Preferably, in the step (2 "), the rotation speed of the roller brush motor is 15-20000 revolutions per minute. More preferably 150-10000 r/min; more preferably 250-5000 r/min; more preferably 300-3000 r/min, the rotating speed of the rolling brush motor in the step (2') is larger than that of the rolling brush in the step (2').
EXAMPLE III
This embodiment is performed based on the first or second embodiments, and the same parts as those in the first or second embodiments are not repeated.
The present application also claims a cleaning apparatus comprising: the device comprises a controller, a liquid spraying device, a rolling brush motor for controlling the rolling brush, a suction device, a liquid suction pipeline, a main machine motor for controlling the suction device and a blowing mechanism for generating wind; the liquid spraying device, the rolling brush motor, the main machine motor and the blowing mechanism are respectively connected with the controller;
the controller starts the first self-cleaning process and the air drying process in turn according to the received start signal or starts the second self-cleaning process according to the received start signal.
Further, the length of the liquid suction pipe is 0.1m to 2m, and more preferably 0.5m to 1.5m, and the length of the liquid suction pipe may be 0.1m, 0.2m, 0.3m, 0.4m, 0.5m, 0.6m, 0.7m, 0.8m, 0.9m, 1m, 1.1m, 1.2m, 1.3m, 1.4m, 1.5m, 1.6m, 1.7m, 1.8m, 1.9m, 2 m.
Further, the air blowing mechanism is positioned inside the cleaning device and blows air to the rolling brush and the liquid suction pipeline.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A method of self-cleaning a cleaning apparatus, comprising the steps of: the controller receives a starting signal and starts a second self-cleaning process, and the second self-cleaning process is used for cleaning the roller brush, the roller brush scraper and the liquid spraying flow channel;
the second self-cleaning process includes the following sub-steps:
(a) controlling a rolling brush motor to drive the rolling brush to rotate reversely and/or alternatively rotate forward and reversely so as to remove residual garbage on the rolling brush, a rolling brush scraper and a liquid spraying flow channel;
(b) and (c) starting a motor of the main machine, and sucking the garbage on the rolling brush, the rolling brush scraper and the liquid spraying channel in the step (a) into a liquid suction device.
2. A method of self-cleaning a cleaning apparatus, comprising the steps of: the controller receives a starting signal, and sequentially starts a first self-cleaning process and an air drying process, wherein the first self-cleaning process is used for cleaning a rolling brush of the cleaning equipment; the air-drying process is used for cleaning a rolling brush, a rolling brush scraper, a liquid spraying channel and a rolling brush and a liquid suction channel of blow-drying cleaning equipment, and comprises the following substeps:
(a') stopping the first self-cleaning process and shutting down the liquid spraying device of the cleaning apparatus;
(b') controlling a rolling brush motor to drive the rolling brush to rotate reversely and/or alternatively rotate reversely for a first preset time so as to remove the residual garbage on the rolling brush, the rolling brush scraper and the liquid spraying flow channel;
(c ') starting a motor of the host machine, and sucking the garbage on the rolling brush, the rolling brush scraper and the liquid spraying channel in the step (b') into a liquid suction device;
(d') starting a blowing mechanism generating wind, and operating for a second preset time to enable the wind to blow dry the rolling brush and the liquid suction pipeline of the cleaning equipment.
3. A method of self-cleaning according to claim 2, wherein: after or simultaneously with step (d '), the air-drying process further comprises step (e'): and starting a motor of the main machine, and operating for a third preset time to introduce the air in the blowing mechanism into the liquid suction pipeline.
4. A method of self-cleaning according to claim 2, wherein: and (d ') in the operation process of the step (d'), when the drying degree of the rolling brush and the liquid suction pipeline reaches more than 80%, the main machine motor and the blowing mechanism stop moving.
5. The self-cleaning method of claim 2, wherein: the first self-cleaning process includes the following sub-steps:
(1) starting a liquid spraying device, spraying liquid to the rolling brush by the liquid spraying device, and starting a rolling brush motor, wherein the rolling brush motor rotates the rolling brush;
(2) starting a main machine motor, and sucking the liquid flowing through the rolling brush to a liquid suction pipeline;
or
(1') starting a liquid spraying device, wherein the liquid spraying device sprays liquid to the rolling brush;
(2') starting a rolling brush motor, wherein the rolling brush motor rotates the rolling brush;
(3') starting a main machine motor to suck the liquid flowing through the rolling brush to a liquid suction pipeline.
6. A method of self-cleaning according to claim 5, wherein: between steps (2') and (3'), further comprising step (2 "):
and closing the liquid spraying device, adjusting the rotating speed of the rolling brush motor and continuing to rotate.
7. A method of self-cleaning according to claim 6, wherein: and (3) the rotating speed of the rolling brush motor in the step (2') is greater than that of the rolling brush motor in the step (2').
8. A method according to claim 1 or claim 2, wherein the alternating rotation in the forward and reverse directions is selected from one or more of the following:
the first method is as follows: rotating the rotary drum at t2 in the forward direction after t1 until the first preset time is reached;
the second method comprises the following steps: rotating forwards for t3, stopping t4, and rotating reversely for t5 until a first preset time is reached;
the third method comprises the following steps: firstly, reversely rotating t6, then forwardly rotating t7, then reversely rotating t8, and rotating according to the rule until reaching a first preset time;
wherein t1, t2, t3, t4, t5, t6, t7 and t8 are all rotation times.
9. A method of self-cleaning according to claim 1 or 2, wherein: the rotating speed of the main motor is greater than that of the rolling brush motor.
10. A cleaning apparatus, comprising: the device comprises a controller, a liquid spraying device, a rolling brush motor for controlling the rolling brush, a suction device, a liquid suction pipeline, a main machine motor for controlling the suction device and a blowing mechanism for generating wind; the liquid spraying device, the rolling brush motor, the main machine motor and the blowing mechanism are respectively connected with the controller;
the controller sequentially starts the first self-cleaning process and the air-drying process according to the received start signal, or the controller starts the second self-cleaning process according to the claim 1 according to the received start signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210562088.0A CN114951077A (en) | 2022-05-23 | 2022-05-23 | Cleaning equipment and self-cleaning method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210562088.0A CN114951077A (en) | 2022-05-23 | 2022-05-23 | Cleaning equipment and self-cleaning method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114951077A true CN114951077A (en) | 2022-08-30 |
Family
ID=82984829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210562088.0A Pending CN114951077A (en) | 2022-05-23 | 2022-05-23 | Cleaning equipment and self-cleaning method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114951077A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024077733A1 (en) * | 2022-10-13 | 2024-04-18 | 江苏美的清洁电器股份有限公司 | Self-air-drying control method, floor scrubber and storage medium |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010004997A (en) * | 2008-06-25 | 2010-01-14 | Panasonic Corp | Suction tool for cleaner and vacuum cleaner using the same |
| JP2011206359A (en) * | 2010-03-30 | 2011-10-20 | Panasonic Corp | Vacuum cleaner |
| CN210263265U (en) * | 2019-07-12 | 2020-04-07 | 杨倩 | Self-cleaning device of pipeline garbage disposer |
| CN111493759A (en) * | 2020-06-03 | 2020-08-07 | 江苏美的清洁电器股份有限公司 | Self-cleaning method of mopping machine, computer readable storage medium and mopping machine |
| CN112057000A (en) * | 2020-09-30 | 2020-12-11 | 苏州普发科技有限公司 | Household floor washing machine and self-cleaning method thereof |
| CN212465879U (en) * | 2020-06-03 | 2021-02-05 | 江苏美的清洁电器股份有限公司 | Floor mopping machine |
| CN113907659A (en) * | 2021-11-05 | 2022-01-11 | 万可科技(深圳)有限公司 | Floor cleaning machine with self-cleaning function |
-
2022
- 2022-05-23 CN CN202210562088.0A patent/CN114951077A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010004997A (en) * | 2008-06-25 | 2010-01-14 | Panasonic Corp | Suction tool for cleaner and vacuum cleaner using the same |
| JP2011206359A (en) * | 2010-03-30 | 2011-10-20 | Panasonic Corp | Vacuum cleaner |
| CN210263265U (en) * | 2019-07-12 | 2020-04-07 | 杨倩 | Self-cleaning device of pipeline garbage disposer |
| CN111493759A (en) * | 2020-06-03 | 2020-08-07 | 江苏美的清洁电器股份有限公司 | Self-cleaning method of mopping machine, computer readable storage medium and mopping machine |
| CN212465879U (en) * | 2020-06-03 | 2021-02-05 | 江苏美的清洁电器股份有限公司 | Floor mopping machine |
| CN112057000A (en) * | 2020-09-30 | 2020-12-11 | 苏州普发科技有限公司 | Household floor washing machine and self-cleaning method thereof |
| CN113907659A (en) * | 2021-11-05 | 2022-01-11 | 万可科技(深圳)有限公司 | Floor cleaning machine with self-cleaning function |
Non-Patent Citations (2)
| Title |
|---|
| 许士英: "《家用电器技术》", 31 July 1994, 机械工业出版社, pages: 7 * |
| 陈天来: "《现代饭店设备管理》", 31 October 1995, 天津科学技术出版社, pages: 485 - 487 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024077733A1 (en) * | 2022-10-13 | 2024-04-18 | 江苏美的清洁电器股份有限公司 | Self-air-drying control method, floor scrubber and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213993449U (en) | Household floor washing machine | |
| EP2280115B1 (en) | Clothes washing device with drying procedure and method of controlling the same | |
| CN112057000A (en) | Household floor washing machine and self-cleaning method thereof | |
| CN108554982B (en) | Electric power cabinet glass window cleaning equipment | |
| CN114951077A (en) | Cleaning equipment and self-cleaning method thereof | |
| WO2024113923A1 (en) | Floor scrubber having rolling brush cleaning function | |
| JP2009008275A (en) | Range hood and filter cleaning method in range hood | |
| CN114788668A (en) | Rolling brush self-cleaning device and method | |
| CN215560883U (en) | Bacteriostatic yarn mixing device | |
| CN216933006U (en) | Cleaning equipment | |
| CN202610568U (en) | Sterilizing, disinfecting, mildew-proofing and bucket-cleaning washing machine | |
| CN205008307U (en) | A belt cleaning device for flat glass | |
| CN219273478U (en) | Automatic rust removal, paint spraying, baking and dust removing integrated equipment for environment-friendly storage channel | |
| CN217659658U (en) | Base with drying function and surface cleaning system with base | |
| CN217013880U (en) | A stoving structure for sweeping floor robot drags scrubbing brush and basic station washing tank | |
| CN114903390B (en) | Control method of surface cleaning system | |
| CN212952796U (en) | Belt washing unit | |
| CN204351762U (en) | A kind of wiper mechanism in conjunction with robot mopping device and robot | |
| CN105877620A (en) | Cleaning mechanism combined with floor mopping robot | |
| CN217938128U (en) | Detachable tray, base and surface cleaning system | |
| CN221965835U (en) | Waterproof coiled material coating device | |
| CN117562458A (en) | Self-cleaning control method of cleaning system and cleaning system | |
| CN111121217B (en) | Cleaning method and device of air conditioner, storage medium and air conditioner | |
| CN106868776A (en) | A kind of rotary drum washing machine | |
| CN218009588U (en) | Self-cleaning device of surface cleaning machine and surface cleaning machine thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |