2240 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.

The invention relates to the technical field of bulkhead cleaning, in particular to a bulkhead cleaning method. Firstly, the moving path of the cleaning robot is planned according to the bulkhead structure, and the comprehensiveness and efficiency of cleaning are ensured. Next, actual cleaning operation is carried out on the selected test section, the step not only debugs cleaning parameters, but also ensures that the parameters can meet specific cleaning requirements, and therefore the cleaning quality is improved. Most prominently, the time required for cleaning the whole bulkhead can be accurately calculated according to the current cleaning requirements and the determined cleaning parameters, and the cleaning task can be efficiently completed within the preset time. The precise time management capability enables the cleaning work to be more orderly and controllable, and provides powerful data support for subsequent cleaning plans at the same time. Therefore, the bulkhead cleaning method is excellent in the aspects of improving the cleaning efficiency, ensuring the cleaning quality and optimizing the time management.

A workpiece cleaning method and cleaning system, the workpiece cleaning method comprises the following steps: placing a workpiece to be cleaned on a conveyor belt, the conveyor belt sending the workpiece to a workpiece identification module; the workpiece identification module identifying the workpiece; on the basis of a received identification result, a control module querying or calculating, in a database, cleaning parameters suitable for the workpiece, and sending a setting result to a cleaning parameter setting module; on the basis of the received setting result, the cleaning parameter setting module controlling a cleaning liquid circulation module; a spray head cleaning the workpiece, and recycling the cleaning liquid during the cleaning process; a cleanliness detection module detecting the degree of contamination on a surface of the workpiece, and sending a detection result to the control module; and, on the basis of the received detection result, the control module determining whether to continue cleaning.

The invention relates to the field of cleaning tools, and provides a cleaning robot and a cleaning assembly, a cleaning mechanism and a cleaning method.The cleaning assembly comprises a supporting frame, a cleaning part and a baffle, the cleaning part and the baffle are arranged on the supporting frame, the baffle can move between a shielding position and an exposure position relative to the supporting frame, and the baffle is arranged on the supporting frame in the shielding position. The baffle plate at least partially covers the cleaning part of the cleaning part so as to prevent the cleaning part from being in contact with the passing surface which does not need to be cleaned, and the baffle plate leaves the cleaning part of the cleaning part so as to allow the cleaning part to be in contact with the passing surface which needs to be cleaned at the exposed position. According to the technical scheme, for the passing surface which does not need to be cleaned or cannot be cleaned, the baffle can be moved to the shielding position, the cleaning piece is isolated from the passing surface, the passing surface is prevented from being polluted and damaged by the cleaning piece, and therefore the passing surface is better protected, and the cleaning quality is improved.

The invention discloses an intelligent self-adaptive cleaning system and method for a photovoltaic module, and mainly solves the problems that the cleaning effect of a photovoltaic module cleaning system on stains (such as bird droppings and oil stains) with strong adhesive force and fine dust particles is limited, and it is difficult to ensure that the surface of the module keeps good cleanliness all the time. The cleaning system comprises an environment sensing module used for detecting the cleaning state of the photovoltaic module, an intelligent cleaning module connected with the environment sensing module and used for executing the cleaning function, and self-adaptive control connected with the environment sensing module and used for controlling the intelligent cleaning module. And the energy recovery module is connected with the intelligent cleaning module and is used for realizing energy recovery and feeding back power supply to the environment sensing module. By means of the design, the multi-sensor fusion environment sensing technology and the intelligent cleaning technology are combined, the stain type and the pollution degree can be more accurately recognized, a targeted cleaning mode is adopted, and compared with a traditional cleaning technology, the cleaning effect is remarkably improved.

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 cleaning equipment and a self-cleaning method, device, equipment and system, and relates to the technical field of cleaning equipment, and the cleaning equipment comprises a color sensor, a floor brush assembly, a suction pipeline and a sewage tank; the color sensor is arranged on a suction pipeline connected between a floor brush assembly and a sewage tank, and the method comprises the steps that in the process that the cleaning equipment executes a cleaning task, first sensing data of a target medium flowing through the suction pipeline is obtained based on the color sensor; analyzing and processing the target medium according to the first sensing data to obtain a target color temperature; analyzing and processing the smudginess information of the target medium based on the target color temperature, and determining a target smudginess level; the cleaning equipment is controlled to be switched to a target cleaning mode corresponding to the target smudginess level, and the to-be-cleaned surface is cleaned; the color change of the target medium is monitored and analyzed in real time through the color sensor, so that the pollution degree can be intelligently judged, the cleaning mode is automatically adjusted, and the cleaning efficiency is improved.

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 discloses a cleaning method, a cleaning system and application of a precision filter. The cleaning method comprises the following steps: roughly cleaning the emptied precision filter by adopting an organic solvent; washing the roughly washed precision filter with water to elute the organic solvent; after washing, draining washing water in the precision filter to enable the precision filter to be filled with water, and heating to perform deep hydrolysis treatment on gel impurities attached in the precision filter; after the deep hydrolysis treatment is completed, completely discharging decomposition liquid in the precision filter; and washing with water and drying to complete cleaning of the precision filter. According to the cleaning method, deep decomposition treatment is conducted with water to replace an existing alkali washing procedure, efficient decomposition of GPAN can be achieved, the cleaning effect is good, the solid waste generation amount is small, and corrosivity is small. The invention further improves the process of deep decomposition treatment with water, provides a backflow self-circulation deep decomposition treatment process and a forced circulation deep decomposition treatment process, and further improves the cleaning effect.

The shell-and-tube heat exchanger comprises a shell-and-tube heat exchanger body, the shell-and-tube heat exchanger body comprises a shell, a heat transfer tube bundle, two tube plates and a plurality of baffle plates, the two ends of the heat transfer tube bundle are installed in the shell through the two tube plates, and the baffle plates are installed in the shell through the two tube plates. The baffle plates are installed between the two tube plates at intervals in the shell pass direction of the shell, the shell is provided with a shell pass fluid inlet, a shell pass fluid outlet, a tube pass fluid inlet and a tube pass fluid outlet, the shell-and-tube heat exchanger body is further provided with a drain outlet and a pressure pulse cleaning system, and the pressure pulse cleaning system at least comprises a pulse nozzle and a nested tube. The ultrasonic cleaning and pressure pulse cleaning method is used for conducting online cleaning and full-range cleaning on the heat exchanger tube bundle space, cleaning dead angles do not exist, the cleaning efficiency is greatly improved, meanwhile, the service life of the shell-and-tube heat exchanger is effectively prolonged, the heat exchange efficiency is improved, and the labor cost is reduced.

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 utility model relates to the technical field of photovoltaic module production, in particular to a photovoltaic module frame cleaning device. The device comprises a rack, a cleaning platform and at least one dry ice cleaning mechanism, wherein the cleaning platform and the at least one dry ice cleaning mechanism are mounted on the rack; the cleaning platform is used for bearing a photovoltaic module; each dry ice cleaning mechanism comprises a dry ice storage container, a nozzle and a pipeline connected between the dry ice storage container and the nozzle; and the nozzle is used for spraying dry ice to the photovoltaic module on the cleaning platform. According to the cleaning device provided by the invention, the excessive glue on the frame of the photovoltaic module is rapidly stripped through the gas formed by evaporation of the dry ice, so that the cleanliness of the photovoltaic module is ensured, and the effects of saving labor and improving the cleaning efficiency are achieved; meanwhile, water or a chemical solvent does not need to be used in the cleaning process, consumption of water resources is reduced fundamentally, and pollution of harmful chemical substances to the environment is avoided; in addition, a non-contact cleaning method is adopted, so that the photovoltaic module is prevented from being scratched or damaged.

The present application relates to the technical field of coffee machines, and in particular to an automatic drainage and cleaning system for a boiler and an automatic cleaning method therefor. The automatic drainage and cleaning system for a boiler comprises: a water storage container, a water pump, a heating container, a three-way solenoid valve, a coffee preparation member, a solenoid valve and a wastewater container, wherein the water storage container, the water pump and the heating container are sequentially in communication with one another; the heating container is in communication with the coffee preparation member and the wastewater container by means of the three-way solenoid valve; and a pipeline that is in communication between the heating container and the water pump is in communication with the wastewater container by means of a pipe fitting and the solenoid valve. The automatic drainage and cleaning system for a boiler provided in the present application can realize self-cleaning and drainage of the heating container such as a boiler, is simple and convenient to operate, does not require manual disassembly for cleaning, and further does not require the assistance of professionals, is user-friendly and convenient, is time-saving and labor-saving, and can reduce subsequent maintenance costs.

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 provides an autonomous flight type photovoltaic cleaning device and cleaning method, and relates to the technical field of photovoltaic equipment cleaning, the autonomous flight type photovoltaic cleaning device comprises an unmanned aerial vehicle system, a mounting mechanism, a lifting mechanism, an angle adjusting mechanism and a water spraying mechanism; the mounting mechanism is fixedly mounted at the bottom of the unmanned aerial vehicle system, the lifting mechanism is fixedly arranged on the mounting mechanism, the angle adjusting mechanism is fixedly connected to the bottom of the lifting mechanism, the water spraying mechanism is fixedly arranged on the angle adjusting mechanism, and the lifting mechanism, the angle adjusting mechanism and the water spraying mechanism are electrically connected with the controller; by means of the water spraying mechanism, the water spraying range can be further expanded, reciprocating swing spraying cleaning can be achieved, the water mist distribution uniformity is improved, then the cleaning efficiency is improved, the cleaning efficiency and safety are remarkably improved through the design, manual intervention is reduced, the cleaning cost is reduced, overall control is achieved through electric connection, and the cleaning effect is good. Remote operation and monitoring are facilitated, and remote, efficient and automatic cleaning of the photovoltaic panel is achieved.

A drying air duct, a clothing treatment device and a method for cleaning a drying air duct are provided. The drying air duct includes a condensing section air duct, a heating section air duct and a fan; the fan is provided at a connection position of the condensing section air duct and the heating section air duct, a cleaning device is provided in the condensing section air duct, the cleaning device is provided at an end of the condensing section air duct adjacent to the fan and is capable of cleaning a side of the condensing section air duct away from the fan. The drying air duct can effectively clean the pipe sudden expansion area of the condensing section air duct, preventing the accumulation of soft flocks in the condensing section air duct.

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 invention relates to the technical field of tube shell cleaning processes, in particular to a novel tube shell cleaning method. The method has the advantages that hydrochloric acid and hydrogen peroxide are proportioned in the first solution, the tube shell is placed in the solution for oxidation reaction, smudginess, oxidation parts and ceramic smudginess parts on the metal surface fall off, then hydrochloric acid is used for certain dilution, reduction reaction is carried out on the tube shell, dry printing traces and oxidation parts on the surface of the tube shell are removed, and the tube shell is obtained. Cleaning is carried out in the midway under flowing deionized water, it is ensured that residual liquid on the surface of the tube shell is cleaned away, impurities adsorbed on the surface of the tube shell are removed through ultrasonic cleaning, oxidized dirt on the surface of the tube shell can be removed in an acid pickling mode, and the tube shell can strongly react with a prepared solution of acid and hydrogen peroxide; and small burrs at some unobservable positions and observable positions of the tube shell react with the tube shell, so that the burrs are shortened or eliminated, and the lengths of the burrs which cannot be eliminated are shortened while the diameter of the tip is increased.

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.

The embodiment of the invention provides a self-cleaning method and a cleaning system, the self-cleaning method and the cleaning system are applied to the cleaning system, the cleaning system comprises cleaning equipment and a base, the cleaning equipment comprises a machine body and a ground brush, a rolling brush and a water segregator are arranged in the ground brush, and a suction device is arranged in the machine body; the base is provided with a cleaning tank used for containing the rolling brush, an infrared heating device is arranged in the base and used for heating the rolling brush, the infrared heating device comprises an infrared emitter and a transmission part, and the infrared emitter and the transmission part are both located below the rolling brush; the method comprises the following steps: in response to a spin-drying instruction, controlling the cleaning equipment to enter a spin-drying mode; in the spin-drying mode, the water segregator is closed, the rolling brush rotates, the infrared heating device is used for heating, and the rolling brush makes contact with the transmission part, so that the rolling brush can be ironed by the transmission part while spin-drying is conducted. Multifunctional self-cleaning can be achieved without a plurality of heaters, the infrared emitter is started in the spin-drying stage, preheating can be conducted in advance, the drying efficiency is improved, and the rolling brush can be ironed.

The invention discloses a sewage pump with a self-cleaning function and a self-cleaning method. The sewage pump with the self-cleaning function comprises a volute; an output shaft of the driving motor A can rotatably extend into the volute; the impeller comprises a wheel disc and a plurality of blades annularly arranged on the wheel disc in an involute shape, and guide rails parallel to the blades are arranged on the two sides of each blade respectively; and the scraping mechanism is arranged on the guide rail in a sliding manner and scrapes along the surfaces of the blades when the impeller rotates reversely so as to scrape dirt on the surfaces of the blades. Meanwhile, the scheme further discloses a self-cleaning method matched with the sewage pump in the scheme, self-cleaning of the sewage pump can be achieved through the equipment and the method, the cleaning work of the impeller of the sewage pump is greatly simplified, the process that the sewage pump needs to be disassembled and assembled in the original cleaning process is omitted, and the cleaning efficiency is improved. And the service life of the seal in the sewage pump is prolonged.

The invention relates to water supply equipment and a cleaning method thereof, electronic equipment and a computer readable storage medium, and the cleaning method of the water supply equipment comprises the following steps: obtaining a cleaning starting instruction; controlling a water inlet section, a waterway branch, a wastewater branch and a flushing branch passage according to the cleaning instruction, and flushing the front filter element, the reverse osmosis filter element and the rear filter element; and finishing flushing when the flushing time reaches the first preset time. According to the cleaning method, impurities, dirt and sediments accumulated in the use process of the filter elements can be effectively removed by flushing the front filter element, the reverse osmosis filter element and the rear filter element, accumulation of the impurities on the filter elements is reduced, the blocking risk of the filter elements is reduced, the actual service life of the filter elements is prolonged, and the service life of the filter elements is prolonged. And the cost of frequently replacing the filter element is also reduced.

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.