1500 results about "Cleaning methods" patented technology

The invention provides a self-cleaning method and device of cleaning equipment and a cleaning system, relates to the field of cleaning equipment, and is applied to the cleaning system comprising the cleaning equipment and a cleaning base station, and the cleaning equipment comprises a floor brush assembly and a scraping strip assembly; the scraping strip assembly is provided with a first position in contact with a to-be-cleaned surface and a second position at which a preset distance is kept between the first position and the to-be-cleaned surface; comprising the steps that when it is detected that cleaning equipment is located in a cleaning base station and is in an initial cleaning mode, a scraping strip assembly is controlled to reciprocate between a first position and a second position; when it is detected that the smudginess degree of the scraping strip assembly is the target smudginess degree, a target self-cleaning mode corresponding to the target smudginess degree is controlled to be switched, and self-cleaning is conducted; each smudginess degree corresponds to a respective self-cleaning mode, so that the cleaning of smudginess on the scraping strip assembly is facilitated by controlling the scraping strip assembly to perform reciprocating lifting brushing operation and applying different self-cleaning modes according to different smudginess degrees, and the self-cleaning effect is enhanced.

The invention relates to a surface cleaning device for wet cleaning a surface, comprising a guide part which extends longitudinally between a proximal end and a distal end and is designed for manually guiding the surface cleaning device over the surface, a base part which is connected to the distal end of the guide part, a tool device which is arranged on the base part and is designed to act on the surface, a fluid dispenser which is designed to dispense fluid onto the surface, a fluid receptacle which is designed to receive fluid from the surface which has been delivered to the surface by means of the fluid dispenser, a fluid path which fluidically connects the fluid receptacle to the fluid dispenser for the return of fluid received by means of the fluid receptacle, and a conveying device which is designed to convey fluid along the fluid path.whereby fluid absorbed from the surface by means of the fluid intake can be released onto the surface by means of the fluid discharge. The invention also relates to a fluid tank for such a surface cleaning device, a surface cleaning system, and a method for wet cleaning a surface.

A method for efficiently and safely cleaning an apparatus for tin compound and a highly purified tin compound apparatus are provided. A cleaning method for an apparatus that has been in contact with a tin compound having formula (1) below includes at least steps (A) to (C), in which step (B) is performed after step (A), and step (C) is performed after step (B):(A) a step of cleaning the apparatus with a non-protic solvent,(B) a step of cleaning the apparatus with alcohol, and(C) a step of cleaning the apparatus with ultrapure water having a resistivity value of 17 MΩ·cm at 25° C.RpSnXm  (1)In formula (1), R is a hydrocarbon group, p is an integer from 1 to 3, X is a hydrolyzable substituent, and m=4−p.

The invention provides a cleaning method of a cleaning robot, the cleaning robot and a cleaning system, and relates to the technical field of intelligent robots, the cleaning robot comprises a mop assembly and a driving wheel, the mop assembly is provided with a mop and a driving part for driving the mop to rotate, and the driving wheel is located in front of the mop with the walking advancing direction of the cleaning robot as the benchmark; in the cleaning process of the cleaning robot, it is detected that a heavily-polluted area exists, and the cleaning robot is controlled to advance at least partially in a backward mode based on a preset cleaning path so as to clean at least part of the heavily-polluted area through a mop; the rotating direction of the driving wheel is opposite to the rotating direction of the mop cloth in the backward moving process, the relative friction force between the mop cloth and the cleaning face is increased through the reverse rotation, and therefore the dirt is wiped and removed more effectively instead of sliding on the dirt simply, and the mop cloth is adjusted to the first position in the backward moving process, so that the mop cloth is not prone to sliding on the cleaning face. The cleaning area covers the walking area of the driving wheel, so that cross contamination is reduced, and the cleaning effect is improved.

The invention relates to the technical field of automatic driving, discloses a cleaning method, system and equipment for an automatic driving sensor and a storage medium, and is used for effectively reducing vibration and noise of a vehicle. The cleaning method of the automatic driving sensor comprises the steps of detecting whether the external environment of an automatic driving vehicle rains or not; if it is detected that the external environment is raining, a corresponding cleaning mode is selected according to the rainfall and the type of the sensor; if it is detected that the external environment does not rain, whether the surface of the sensor is fuzzy is detected; if it is detected that the surface of the sensor is fuzzy, a corresponding cleaning mode is selected according to the fuzzy degree and type of the sensor; and cleaning the sensor according to the selected cleaning mode, wherein the cleaning mode is fan cleaning or windscreen wiper cleaning.

The invention provides a cleaning method and device of a cleaning robot, the cleaning robot, equipment and a medium, and relates to the technical field of cleaning equipment. Comprising the steps that in the process that a cleaning robot cleans a to-be-cleaned area, under the condition that it is detected that a heavily-polluted area exists, the smudginess area of the heavily-polluted area is determined; if the dirty area is larger than the preset threshold value, the robot is controlled to advance in an advancing mode so as to clean at least part of the heavily-dirty area through a mop assembly; if the dirty area is smaller than or equal to the preset threshold value, the robot is controlled to advance in a backward mode so as to clean at least part of the heavily-dirty area through the mop assembly, and the robot can push dirt out of the heavily-dirty area and pollute the adjacent area when the robot moves backward for cleaning, so that the large-area heavily-dirty area is cleaned in the previous mode, and the cleaning efficiency is greatly improved. Dirt is prevented from being pushed to an uncleaned area, pollution diffusion is prevented, small-area heavily-polluted areas are cleaned in a reverse advancing mode, driving wheels are prevented from making contact with the dirt or diffusion, and the cleaning effect is improved.

The present invention relates to a self-cleaning fan, a range hood, and a self-cleaning method for a range hood, so as to reduce the impact blind area and improve the oil stain cleaning ability. The self-cleaning fan includes: a fan main body, the fan main body includes a volute and an impeller rotatably disposed in the volute, and a plurality of blades are circumferentially provided on the impeller; a cleaning device, the cleaning device includes a cleaning medium supply member disposed relative to the volute, the cleaning medium supply member has a plurality of spray lines for spraying a cleaning medium along the spray lines onto the blades; wherein the radial perpendicular distances between the plurality of the spray lines of the cleaning medium supply member and the axis of the impeller are different from each other.

The invention relates to a cleaning method for removing pollutants deposited on the surface of a fluoride coating heater. The cleaning method comprises the specific steps that appearance inspection is conducted on a part, and a universal meter is used for detecting a resistor; the binding post part is protected; a white corundum sand material is used for sand blasting and film removal; blowing through an air gun; carrying out deprotection and washing; the heater is right placed in an ultrasonic cleaning tank, deionized water is used for ultrasonic cleaning, and the part is rotated by 90 degrees once every 3 min; wiping with isopropyl alcohol; the part is put into an ultrasonic cleaning tank to be cleaned, the part is rotated by 90 degrees once every 3 min, and whether marks are generated or not is observed; purging with nitrogen; performing drying; performing inspection; and vacuum packaging. The white corundum sand material is used for conducting sand blasting and film removing treatment on the surface of the component, a small amount of residual pollutants on the surface of the component can be rapidly removed, and it is guaranteed that the surface of the component keeps uniform; and the part is rotated once every 3 minutes during ultrasonic cleaning, so that the surface can be controlled not to generate marks due to ultrasonic oscillation.

The present invention relates to the field of plastic recycling technology, and specifically to a device for recycling and processing excess waste from plastic production, comprising: a cleaning box; a cleaning mechanism for cleaning plastic waste; a pre-treatment mechanism for treating the plastic waste before cleaning; the cleaning mechanism comprising: a rotating drum rotatably installed in the cleaning box, a power source for driving the rotating drum to rotate, a rotating plate fixedly connected to the end of the rotating drum, a stirring plate fixedly installed on the rotating drum, a cleaning member installed on the stirring plate, and a flushing assembly for flushing the plastic waste. In the present invention, through the provision of the cleaning mechanism, the plastic waste can be stirred, flushed, and brushed, thereby achieving multiple cleanings of the plastic waste, greatly improving the cleanliness of the plastic waste, and solving the problem that the existing cleaning methods all have the problem of incomplete cleaning to varying degrees, affecting the reprocessing quality and utilization rate of the plastic waste.

The invention provides a self-cleaning method of a sewage tank, the sewage tank, cleaning equipment and a cleaning base station, and the self-cleaning method comprises the following self-cleaning processes: controlling a sewage outlet to be opened so as to drain sewage in a sewage cavity, and controlling the sewage outlet to be closed; the self-cleaning mechanism is controlled to be started, and first spraying is conducted on the cavity wall of the sewage cavity; when a first specified condition is met, the self-cleaning mechanism is controlled to stop first spraying, and the drain outlet is controlled to be opened; wherein the first specified condition indicates at least one of the sewage cavity capacity or the clear water spraying amount; in response to emptying of the sewage cavity, the self-cleaning mechanism is controlled to start to conduct second spraying on the cavity wall of the sewage cavity until a second specified condition is met, and the self-cleaning mechanism is controlled to stop second spraying; wherein the second specified condition indicates the clear water spraying amount, and in the second spraying process, the drain outlet is kept open. The technical problem that an existing sewage tank is poor in self-cleaning effect can be solved.

The invention provides an intelligent cleaning unmanned aerial vehicle system and method based on high-pressure water jet, and relates to the technical field of unmanned aerial vehicles. The optimized path acquisition module utilizes a sensor to optimize obstacle avoidance to obtain a new path; the real-time positioning acquisition module realizes positioning by means of PTK; the cleaning area determination module determines a cleaning range according to the positioning acquisition image; and the water flow cleaning execution module starts equipment and adjusts a nozzle to complete high-pressure water jet cleaning. The technical problems that a traditional high-altitude cleaning mode is high in safety risk, low in cleaning efficiency, inaccurate in environment perception and insufficient in dynamic adaptability are solved, and safe unmanned cleaning, path optimization precision and cleaning efficiency maximization of high-rise building glass curtain wall cleaning are achieved; and therefore, the technical effects of operation reliability and intelligent level in a complex environment can be obviously improved.

The invention provides an automatic pool cleaning device and a pool cleaning method. The automatic cleaning device for the pool comprises a cleaning brush, a sensor, a controller and an adjusting mechanism, and the cleaning brush is used for cleaning the surface of the pool; the sensor is configured to obtain contour information of at least one part of the surface of the pool in the moving process of the automatic pool cleaning device; the adjusting mechanism is connected with the cleaning brush; the controller is configured to control the adjusting mechanism to adjust the cleaning state of the cleaning brush based on the obtained contour information so that the cleaning brush can be attached to the surface of the water pool; wherein the cleaning state of the cleaning brush comprises at least one of the following parameters: the cleaning angle, the cleaning pressure and the cleaning height of the cleaning brush. According to the automatic cleaning device for the pool, the cleaning brush can keep reasonable cleaning pressure, cleaning height and cleaning angle to clean the surface of the pool, damage of the cleaning brush to the surface of the pool is reduced, and the cleaning efficiency of the automatic cleaning device for the pool is improved.

The invention relates to the technical field of heat exchangers, in particular to a plate heat exchanger cleaning system, a plate heat exchanger and a cleaning method. The fluid monitoring devices are installed at an inlet and an outlet of the plate heat exchanger respectively, connected with the control device and used for monitoring fluid data of the inlet and the outlet of the plate heat exchanger and transmitting the data to the control device. The high-pressure cleaning device is arranged between plate channels of the plate heat exchanger, is connected with the control device and is used for acquiring an instruction of the control device and cleaning the plate channels of the plate heat exchanger; the control device is used for receiving the fluid data of the fluid monitoring device and generating a cleaning instruction to the high-pressure cleaning device. Real-time monitoring and a response mechanism are combined, the fluid monitoring device, the high-pressure cleaning device and the control device are combined for control, the self-cleaning function of the plate heat exchanger is achieved, and the problems that an existing plate heat exchanger is difficult to clean and low in efficiency are solved.

The embodiment of the invention provides an air purifier, a filter screen cleaning method of the air purifier and a medium. The air purifier comprises a filter screen. The first scraping and sweeping device is arranged on the outer side of the filter screen and used for scraping and sweeping the outer side of the filter screen; the ultrasonic device is used for emitting ultrasonic waves to the filter screen, so that the filter screen generates ultrasonic vibration; the second scraping and sweeping device is arranged on the inner side of the filter screen and used for scraping and sweeping the inner side of the filter screen; the dust suction device is used for sucking dust falling from the filter screen; the water spraying device is used for spraying water vapor to the filter screen; and the drying device is used for drying the filter screen after the water spraying device sprays the water vapor to the filter screen. Bidirectional physical cleaning is formed through the first scraping and sweeping device on the outer side and the second scraping and sweeping device on the inner side, dust in the deep layer of the filter screen is loosened and falls off in combination with ultrasonic vibration, the cleaning efficiency is remarkably improved, drying is conducted through the drying device, microorganisms are prevented from breeding in the humid environment, meanwhile, the filtering efficiency of the filter screen is prevented from being affected, and the service life of the filter screen is prolonged.

A self-cleaning method of a washing machine comprises the steps that after each washing procedure is finished, a system automatically detects the real-time humidity and the residual dirt concentration of an inner container of the washing machine, if the humidity is higher than a preset threshold value and the dirt concentration exceeds a datum line, an ultraviolet disinfection process is automatically triggered, UV-C lamp tubes installed on the top and the side wall of the inner container are started for irradiation sterilization, and the ultraviolet disinfection process is stopped; the duration time is 10-30 minutes, the built-in water flow nozzle module is activated in a set period or when a high dirt accumulation level is detected according to dynamic adjustment of the environment temperature and humidity and the use frequency, and the wall face of the inner container, the door seal ring and the drainage pipeline are flushed in all directions through high-pressure pulse water flow. According to the invention, the fundamental conversion from passive response to active prevention is realized, the equipment can perceive the environmental state of the inner container in real time by integrating a multi-dimensional sensor network and an AI prediction model, trend pre-judgment is carried out based on big data of user use habits, water quality conditions and washing modes, and a cleaning program is started when pollution does not appear so as to nip in the bud.

To provide: a cleaning fluid having improved removability of stains due to impurities: and a cleaning method using the cleaning fluid.SOLUTION: Provided is a cleaning fluid, comprising a solvent and a metal remover. The cleaning fluid includes two or more kinds of solvents, the distance (HSP distance) between the Hansen solubility parameter of the cleaning fluid and the Hansen solubility parameter of dimethylacetamide is 1.0 or less, and the content of metal impurities is 0.1×10-9 pts.mass or more to 102×10-6 pts.mass or less relative to 100 pts.mass in total of the solvent and the metal remover.SELECTED DRAWING: None

The invention provides a self-cleaning method of cleaning equipment and the cleaning equipment. The self-cleaning method of the cleaning equipment comprises the steps that a suction device of the cleaning equipment is controlled to operate for t1 time at first power P1, so that the suction device is in a first state; and the suction device is controlled to continue for t2 in the state that the operation power is smaller than the first power P1, and t2 is smaller than t1, so that the suction device is in the second state. The first power P1 is larger than zero and does not exceed the dirt suction power P0 of the suction device. According to the self-cleaning method provided by the invention, the dirt suction pipeline of the cleaning equipment can be self-cleaned, so that the use experience of a user is improved.

The invention belongs to the technical field of metal surface treatment, and particularly relates to a pipeline cleaning method. The method comprises the following steps that machining, fluid polishing, electrolytic polishing, passivating, cleaning and drying are conducted on the pipeline; according to the pipeline cleaning method, pollutants such as dust particles, oil stains, smudginess and metal ions on the inner wall and the outer surface of the pipeline can be cleaned, and the cleaned pipeline is low in roughness and high in cleanliness.

The invention relates to the technical field of precise cleaning and regeneration, and discloses an aluminum nitride crucible cleaning and regeneration process for a MicroOLED evaporation source, which comprises the steps of organic soaking, primary pure water soaking, physical film removal, water washing, primary drying, high-temperature baking, acid pickling, secondary pure water soaking, ultrasonic cleaning, secondary drying, detection, drying, cooling and vacuum packaging. According to the cleaning and regeneration technology for the aluminum nitride crucible for the MicroOLED evaporation source, multiple cleaning modes are combined, organic matter on the surface and in the aluminum nitride crucible can be effectively dissolved, compared with traditional soaking with a single organic solvent, the removal effect on stubborn stains is better, organic residues and permeation residues are avoided, and the service life of the aluminum nitride crucible is prolonged. The crucible can be safely mixed for use in subsequent use through the thorough cleaning process, cross contamination is effectively avoided, product flaws caused by incomplete cleaning of the crucible are reduced, the product yield is further improved, the high product yield means lower production cost and higher market competitiveness, and remarkable economic benefits are brought to enterprises.

This invention discloses a cleaning structure, a range hood, and a cleaning method thereof. The cleaning structure includes a cleaning component and a turbidity sensor. The cleaning component is used to clean the interior of the range hood's main body, and the turbidity sensor is used to detect the turbidity of the wastewater generated inside the main body during cleaning. The cleaning component is configured to shut off when the turbidity sensor detects that the turbidity of the wastewater is lower than or equal to a preset turbidity value. The cleaning component can be used to clean the interior of the range hood's main body. When the turbidity of the wastewater is higher than the preset turbidity value, it indicates that there is still a significant amount of grease inside the main body, and cleaning can continue to ensure a more thorough removal of grease. When the turbidity of the wastewater is lower than or equal to the preset turbidity value, it indicates that there is less grease inside the main body or that it has been cleaned. At this point, the cleaning component can be shut off to reduce water and electricity waste. The turbidity sensor allows for monitoring the degree of cleaning of the interior of the main body, ensuring a more thorough cleaning and preventing resource waste.

The invention provides a cleaning method of a cleaning robot, the cleaning robot and a cleaning system, and relates to the technical field of intelligent robots, the cleaning robot comprises a mop assembly and a driving wheel, the mop assembly is provided with a mop and a driving part for driving the mop to rotate, and the driving wheel is located in front of the mop with the walking advancing direction of the cleaning robot as the benchmark; in the cleaning process of the cleaning robot, it is detected that a heavily-polluted area exists, and the cleaning robot is controlled to advance at least partially in a backward mode based on a preset cleaning path so as to clean at least part of the heavily-polluted area through a mop; in the backward advancing process, the rotating direction of the driving wheel is the same as the rotating direction of the mop cloth, the synchronous rotation can accelerate the moving speed of the cleaning robot, reduce the standing time of the cleaning robot in heavy dirt and ensure that the mop cloth effectively takes away dirt from a heavy dirt area, and in the backward advancing process, the mop cloth is adjusted to the first position, and the dirt is prevented from being removed. The cleaning area covers the walking area of the driving wheel, so that cross contamination is reduced, and the cleaning effect is improved.

The invention discloses an efficient self-cleaning method for a heat exchanger of an air conditioner, relates to the technical field of efficient air conditioners, and designs the steps of multi-source data acquisition and residual dirt identification, residual cumulative effect prediction and formula optimization decision, directional deep cleaning, dynamic parameter control and the like according to the self-cleaning requirements of the heat exchanger of the air conditioner. Accurate positioning and grading of stubborn dirt are realized by utilizing data of multiple types of sensors; on the basis of machine learning or a nonlinear model, predicting an accumulative effect of residual dirt in subsequent operation, dynamically generating a cleaning formula and optimizing cleaning parameters; strengthening treatment is carried out on key parts through mechanical vibration, high-pressure ultrasound and real-time feedback control; and performing secondary detection on the cleaning effect, comparing the cleaning effect with a predicted value, and if the deviation is obvious, correcting the weight of the model to form a closed-loop self-learning lifting strategy. Damage to materials and energy waste caused by excessive cleaning can be effectively reduced, and long-term efficient operation of the heat exchanger can be kept in various complex scenes.

The invention discloses a roller surface cleaning method which comprises the following steps: presetting the axial cleaning length of a cleaning section and the axial overlapping length of an axial overlapping area, and dividing a roller surface into a plurality of cleaning sections; the circumferential cleaning length of the cleaning area and the circumferential overlapping length of the circumferential overlapping area are preset, and the cleaning section is divided into a plurality of cleaning areas; and a laser is adopted to sequentially clean all the cleaning areas in all the cleaning sections till all the cleaning sections are cleaned. The laser roller surface cleaning device is used for automatically cleaning the roller surface, so that the laser can clean the roller surface in order, the cleaning efficiency is improved, the problem of poor cleaning effect caused by overlarge single cleaning area is effectively avoided, no missing cleaning dead angle on the roller surface can be effectively ensured, and the cleaning efficiency is improved. In addition, the roller surface cleaning device can be suitable for cleaning operation with different roller surface sizes and cleaning requirements, flexibility is higher, and therefore the cleaning requirements in different scenes can be met.

The invention provides a pipeline cleaning system which comprises a support unit, a cleaning agent spraying unit, a dry ice spraying unit and a high-pressure gas unit, a plurality of moving units are arranged on the support unit, and the moving units are suitable for moving in a pipeline; the cleaning agent spraying unit is arranged on the support unit and comprises a first feeding assembly and a plurality of first nozzles, and the first feeding assembly is connected with the first nozzles and is suitable for conveying a cleaning agent to the first nozzles; the dry ice spraying unit is arranged on the support unit and comprises a second feeding assembly and a plurality of second nozzles, and the second feeding assembly is connected with the second nozzles and suitable for conveying dry ice to the second nozzles; the high-pressure gas unit is arranged on the support unit and communicates with the cleaning agent spraying unit and the dry ice spraying unit so as to be suitable for conveying high-pressure gas. The cleaning method combining cleaning agent cleaning and dry ice cleaning is adopted, rapid stripping and deep removal of pollutants on the inner wall of the pipeline can be achieved, and the safety of the pipeline in the cleaning process is improved while the cleaning effect is improved.

The invention relates to the technical field of air conditioners, and provides a cleaning method and device for an air conditioner indoor unit. Judging whether the dust accumulation parameter reaches a preset cleaning condition or not; under the condition that the dust accumulation parameter reaches the preset cleaning condition, the indoor fan is controlled to operate reversely, so that first reverse airflow flowing from the air outlet to the air inlet is generated and used for purging the filter screen; and the air inlet is controlled to be closed, the indoor fan is controlled again to operate reversely to generate second reverse airflow, and the second reverse airflow is used for discharging the dust falling into the heat exchanger through the condensate water pipeline. Whether the filter screen meets the preset cleaning condition or not is judged by monitoring the dust accumulation parameters of the filter screen in real time, when the preset cleaning condition is met, reverse blowing is conducted on the filter screen, then the air inlet is closed, and dust deposited on the heat exchanger is discharged outdoors through the condensate water pipeline by means of the indoor fan again. Therefore, on-demand cleaning based on the actual dust accumulation condition is achieved, and the cleaning efficiency is improved.

A head cleaning device (150) includes: a liquid discharge head (1) including a nozzle (24) and a nozzle surface (250); a capping unit (700) including a channel member (703) that forms a first channel with the nozzle surface; a first supply unit (800) to supply a first cleaning solution to the first channel; and a control unit (417) to control the first supply unit to supply the first cleaning solution to the first channel, stop the supply of the first cleaning solution in a state where the nozzle surface is immersed in the first cleaning solution, supply the first cleaning solution again after a predetermined immersion time has elapsed after the supply of the first cleaning solution is stopped, and stop the supply of the first cleaning solution again.

The invention relates to the field of cleaning, and discloses a post-processing method of a cleaning system.The cleaning system comprises a cleaning machine and a base, the cleaning machine comprises a cleaning part and a front scraping strip, the cleaning part rotationally wipes the ground or conducts self-cleaning, and the front scraping strip is movably arranged on the front side of the cleaning part; the post-processing method of the cleaning system comprises a self-cleaning method, wherein in the self-cleaning process of the cleaning machine, the front scraping strip is controlled to abut against the base at least once. Compared with the prior art, the post-processing method of the cleaning system, provided by the embodiment of the invention, not only can effectively clean the front scraping strip, but also the front scraping strip can block cleaning liquid splashing forwards in the self-cleaning process, and liquid splashing in the cleaning process is reduced.

The invention provides a heating and deodorizing device, cooking equipment, a cooking method and a self-cleaning method, the heating and deodorizing device comprises a hot air mechanism, a deodorizing mechanism and a control mechanism, a heat transfer flow path is constructed between the hot air mechanism and a cooking liner, and the deodorizing mechanism is connected with the control mechanism and is movably arranged on the heat transfer flow path under control; the control mechanism is used for adjusting the airflow interference area of the deodorizing mechanism. The cooking method comprises the step that the control mechanism drives the odor removal mechanism to move in the formal cooking stage so that the airflow interference area can be increased. The self-cleaning method comprises the following steps: when the internal temperature of the cooking liner is not higher than a preset smoke point, the control mechanism drives the deodorizing mechanism until the airflow interference area is equal to a preset lower limit value; when the internal temperature of the cooking liner is between a preset smoke point and a self-cleaning temperature, the control mechanism drives the odor removal mechanism until the airflow interference area is equal to a preset upper limit value; and when the internal temperature of the cooking liner is not lower than the self-cleaning temperature, the control mechanism drives the deodorizing mechanism until the airflow interference area is equal to a preset lower limit value.

The embodiment of the invention provides a cleaning method of cleaning equipment, the cleaning equipment comprises a suction motor, a floor brush body and a rolling brush arranged on the floor brush body, the suction motor is used for generating suction force capable of taking away garbage at the rolling brush, and the cleaning method comprises the steps that in response to a cleaning instruction for heavy dirt on a to-be-cleaned surface, the cleaning equipment is controlled to enter a scraping and washing mode, the scraping and washing mode comprises a first stage and a second stage which are executed in sequence; in the first stage and the second stage, the rolling brush is controlled to alternately rotate forwards and backwards, so that the rolling brush drives the floor brush body to reciprocate on the surface to be cleaned while repeatedly scrubbing the heavy dirt; wherein the power of the suction motor in the first stage is greater than that of the suction motor in the second stage. The rolling brush rotates forwards and backwards to drive the floor brush to move in a reciprocating mode to scrape and wash heavy dirt, and a user almost does not need to exert force even if holding the handrail. And the cleaning effect on heavy dirt is improved, and the use experience of the equipment is also improved.

A cleaning device and methods for cleaning are provided. In one embodiment, the cleaning device includes a head assembly, a body assembly, and a handle assembly. The cleaning device also includes components that enable the cleaning device to operate in dry cleaning modes and wet cleaning modes. Dry cleaning modes can employ a vacuum assembly, including a motor, tubing, and a fluid recovery tank in order to draw in debris and waste into a fluid recovery tank. Wet cleaning modes can further employ a fluid supply tank, a pump, and tubing in order to supply fluid to a brushroll to aid in a cleaning process.