99results about How to "Improve self-cleaning efficiency" patented technology

The invention provides a self-cleaning control method and device for an air conditioner. The self-cleaning control method comprises the steps that the current operation mode of the air conditioner is detected, and if the current operation mode of the air conditioner is a non-refrigerating mode, the air conditioner is adjusted to be in a refrigerating mode; the rotating speed of a motor of a fan of an indoor unit of the air conditioner and the first current value of the motor under the rotating speed are detected; and the first current value of the motor under the rotating speed is compared with a first preset current value of the motor under the rotating speed, if the first current value is smaller or equal to the first preset current value, a self-cleaning mode of the air conditioner is started, and self-cleaning treatment of a heat exchanger of the indoor unit is carried out. The air conditioner can start the self-cleaning function automatically, and the self-cleaning effect of the air conditioner is promoted.

The invention discloses an air conditioner self-cleaning control method. The air conditioner self-cleaning control method comprises the following steps that (1) N reference humidity values are set, and each reference humidity value corresponds to a self-cleaning operation time, wherein N is a positive integer; (2) a self-cleaning mode is started, and the current indoor environment humidity value x is detected; (3) the current indoor environment humidity value x and the N reference humidity values are ranked according to the small-to-large rule or the large-to-small rule, and the reference humidity value adjacent to the current indoor environment humidity value x is found; and (4) the self-cleaning operation time corresponding to the reference humidity value adjacent to the current indoor environment humidity value x serves as the basic value, the basic value is compensated for, and the self-cleaning operation time corresponding to the current indoor environment humidity value x is obtained through calculation. According to the air conditioner self-cleaning control method, the self-cleaning operation time can be subjected to self-adaptive adjustment according to the actual indoor environment humidity, the self-cleaning efficiency can be improved when the relative humidity is small, and the self-cleaning frosting effect can be improved when the relative humidity is large.

The invention provides a multi-split air conditioner self-cleaning control method and device and a multi-split air conditioner, and relates to the technical field of air conditioners. The multi-splitair conditioner self-cleaning control method is used for self-cleaning control of a plurality of indoor units in the multi-split air conditioner, and comprises the following steps of receiving an airinlet temperature value, an air outlet temperature value and an air outlet wind speed value of each indoor unit, calculating the operating parameter value of each indoor unit according to the air inlet temperature value, the air outlet temperature value and the air outlet wind speed value of each indoor unit, obtaining multiple operating parameter values of the multiple of indoor units, and controlling the indoor units to be sequentially self-cleaned according to the multiple operating parameter values and preset parameter values. The invention also provides a multi-split air conditioner self-cleaning control device and the multi-split air conditioner which can execute the method. The multi-split air conditioner self-cleaning control method and device and the multi-split air conditioner can solve the problem that the self-cleaning action is stopped by unit protection caused due to the fact that low pressure of an outdoor unit is too low.

The invention provides an air conditioner cleaning device. An air conditioner comprises an outdoor heat exchanger (15). The air conditioner cleaning device comprises a fresh air machine (1). The freshair machine (1) can deliver fresh air to the indoors and can be used for supplying air to the outdoor heat exchanger (15). The air conditioner cleaning device can be used for automatically cleaning of the outdoor heat exchanger and is high in cleaning efficiency and good in cleaning effect. Double channels of the fresh air machine conducts selective air induction. By making full use of the indoorand outdoor air temperature difference, the fresh air machine selects low-temperature air during frosting and selects high-temperature air during defrosting. Through the air conditioner cleaning device, the frosting and defrosting processes are accelerated, and the self-cleaning efficiency of the air conditioner is improved. On the basis of the fresh air machine, humidification, cooling and warming on frosting air flow are realized, the frosting and defrosting processes are accelerated, and the self-cleaning efficiency of the air conditioner is improved.

The invention discloses a self-cleaning control method of a washing machine. The method comprises the following steps: when the water inflow is lower than a set value, a control unit of the washing machine controls an inner barrel of the washing machine to rotate and the rotating inner barrel hits a water flow to self-clean inner and outer barrels; and when the water inflow time reaches the set time or the water inflow is higher than the set value, the control unit of the washing machine controls an impeller of the washing machine to rotate and stir and stir water inflow to form a rotary water flow to self-clean the inner and outer barrels. The self-cleaning control method of the washing machine disclosed by the invention adopts different self-cleaning modes according to different water inflows in the water inflow process of the washing machine, so that the self-cleaning water consumption is saved and the self-cleaning time is shortened besides the self-cleaning effect of the washing machine is enhanced.

The invention discloses a self-cleaning camera. The self-cleaning camera comprises a mounting frame, a protection shell and a camera, wherein a motor is fixedly arranged on the other side of the top of the protection shell; a lifting lead screw passing through the protection shell is welded at an output end of the motor; an outer wall of the lifting lead screw is in a threaded connection with a nut sleeve; a rain wiper is welded on one side of the nut sleeve; a cotton cloth layer is uniformly bonded on an inner side of the rain wiper; a storage box is fixedly arranged in the center of the topof the protection shell; a liquid supplying pipe passing through the protection shell is fixedly arranged at the bottom of the storage box; an electromagnetic valve is fixedly arranged on one side being close to the storage box of the liquid supplying pipe; and spraying holes are uniformly formed at the bottom of an outer wall of the liquid supplying pipe. According to the self-cleaning camera, the rain wiper is driven to move through the motor in order to clean the camera, and cleaning liquid is sprayed onto the surface of the camera through the spraying holes, so that the camera can be cleaned conveniently.

The invention discloses a photocatalytic self-cleaning fabric based on nano titanium dioxide. The photocatalytic self-cleaning fabric is prepared by the following specific steps: modifying nano TiO2 by utilizing copper ions; immersing fabric treated by a biological enzyme into nano TiO2 gel; then fixing the nano TiO2 on the fabric surface through crosslinking. The photocatalytic self-cleaning fabric disclosed by the invention has the following beneficial effects: the self-cleaning effect is good, the light absorption range is wide, other properties of the fabric are not influenced, the softness is high, and the fabric is harmless to a human body; the self-cleaning efficiency is high, the durability is excellent, the needs of people are met, the grade of knitted fabric is raised, and the added value is increased; the invention is an important method for completing product properties and expanding application range of the product and has a great commercial value; in the processing process, energy consumption is low, the generated sewage is easily treated, little environmental harm is caused, the requirements for greenness and environmental protection are satisfied relatively well, and promotion is facilitated.

The invention relates to a self-cleaning reaction kettle structure with multiple stirring. The structure comprises a kettle body, a manhole, a raw material feeding hole and a discharge hole are formed in the kettle body respectively, a rotary shaft is arranged in the kettle body, and one end of the rotary shaft is connected with a stirring impeller. The rotary shaft and a connection plate are each provided with a liquid flow-through cavity, a cavity is formed in the stirring impeller and communicated with the liquid flow-through cavities, and a first cleaning holes, a plurality of second cleaning holes and third cleaning holes are formed along the outer wall of the stirring impeller; stirring blades are further connected with the outer wall of the stirring impeller in the peripheral direction; a stirring plate is further arranged on the position, in the inner ring of the stirring impeller, of the rotary shaft. Raw materials in the kettle body can be quickly and evenly stirred by arranging the stirring blades achieve, and all the raw materials sufficiently react in the kettle body; the pressure generated when a cleanout fluid is sprayed from all the cleaning holes is improved by forming the cleaning holes with different hole diameters in the stirring impeller; the flowing of the cleanout fluid is achieved by means of the rotary shaft and the liquid flow-through cavities in the connection plate, and thus adhesive materials on the inner wall of the kettle body can be cleaned out, and the self-cleaning efficiency is improved.

The invention provides an air conditioner self-cleaning control method and device, an air conditioner and a storage medium. The air conditioner self-cleaning control method comprises the step that when the air conditioner is in a self-cleaning mode, an indoor heat exchanger is controlled to cool and frost stage by stage, wherein the operation of controlling the indoor heat exchanger to cool and frost stage by stage comprises the steps that target tube temperatures corresponding to all the stages are acquired sequentially, and the indoor heat exchanger is controlled to cool based on the targettube temperatures corresponding to all the stages. Through the method, cooling speed of the indoor heat exchanger can be reduced, and noise generated in the frosting process can be lowered.

The invention belongs to the technical field of water treatment equipment, and specifically relates to a self-cleaning filter, which comprises a filter cylinder and a filtering core cylinder insertedinto the filter cylinder, wherein end covers are arranged at the two ends of the filtering core cylinder, a to-be-filtered liquid storage area is defined by the inner wall of the filter cylinder, theouter wall of the filtering core cylinder and the end covers at the two ends, a filtrate storage area is defined by the end covers at the two ends and the inner wall of the filtering core cylinder, adriving impeller is arranged at the end, close to a cleaning liquid input pipe, of the filtering core cylinder, and a cleaning liquid sprayed out of the cleaning liquid input pipe drives the driving impeller to rotate and drives the filtering core cylinder to rotate. According to the invention, the cleaning liquid is pumped into the filter through the additionally-arranged pipeline, so that the unpowered self-cleaning of the filter is realized; and the flow path of the cleaning liquid is opposite to the flow path during normal filtration, and the self-rotation of the filtering core cylinder iscombined, so that the self-cleaning efficiency can be improved, and a good self-cleaning effect is achieved.

The invention provides a sensor cleaning method and device, a mining unmanned vehicle and a readable storage medium, which are applied to the mining unmanned vehicle. The method comprise the followingsteps: acquiring a dirt detection value of a sensor, and judging whether the dirt detection value is greater than or equal to a preset value or not; if so, controlling a mining unmanned vehicle to decelerate to stop, and detecting the current rainfall capacity; and cleaning the sensor according to the rainfall and preset cleaning logic corresponding to the rainfall. According to the sensor cleaning method, after the mining unmanned vehicle detects that the dirt detection value of the sensor reaches a preset value, running can be stopped for rainfall detection; and then the corresponding cleaning logic is selected in combination with rainfall to clean the sensor, so that the self-cleaning efficiency of the sensor is improved, and cleaning water is saved.

The embodiment of the invention discloses a self-cleaning control method and device and a multi-split air conditioner, and relates to the technical field of air conditioners. The self-cleaning controlmethod comprises the steps that whether multiple indoor units of the multi-split air conditioner need to be self-cleaned or not is judged; if the indoor unit needs to be self-cleaned, the rated powerof the indoor unit needing to be self-cleaned is obtained, and the rated power of an outdoor unit of the multi-split air conditioner is obtained; indoor units to be cleaned are set according to the rated power of the indoor units and the rated power of the outdoor units, and the indoor units to be cleaned are all or part of all the indoor units needing to be self-cleaned; and the to-be-cleaned indoor units are controlled to perform self-cleaning at the same time. According to the self-cleaning control method and device and the multi-split air conditioner, the self-cleaning efficiency of the indoor unit can be improved.

The invention provides a material washing device, a control method and a control device for the material washing device, a cooking utensil and a storage medium. The material washing device comprises awashing cavity, a scraping and brushing device, a water inlet device and a control device, wherein at least part of the scraping and brushing device is positioned in the washing cavity for scraping residue attaching to the inner wall face of the washing cavity; the water inlet device communicates with the washing cavity for conveying washing water to the washing cavity, so that the residue can separate from the scraping and brushing device and the inner wall face of the washing cavity to be discharged, and thus the washing cavity is washed; and the control device is electrically connected with the scraping and brushing device and the water inlet device for controlling the starting and stopping of the scraping and brushing device and the water inlet device. The material washing device provided by the invention is enabled to have the self-cleaning function, then the operation that a user detaches the material washing device for manual washing is not needed, and therefore, the user experience is effectively improved.

The invention belongs to the technical field of air conditioners, and provides a self-cleaning control method for an air conditioner. The method aims to solve the problem that the normal experience ofthe user is influenced due to long self-cleaning time caused by the fact that an existing self-cleaning control mode of the air conditioner is generally slow in frosting speed. The air conditioner comprises a refrigerant circulation system and a solution circulation system composed of an indoor solution film, an outdoor solution film, a liquid pump and a liquid storage box. The self-cleaning control method comprises the following steps that under a heating working condition, a compressor undergoes frequency reduction, a four-way valve is reversed, the opening degree of an electronic expansionvalve is reduced and the rotating speed of the liquid pump is improved, so that an indoor heat exchanger frosted; after the indoor heat exchanger is frosted, the electronic expansion valve is shut off first, and then an electromagnetic valve at the low pressure side of the compressor is shut off after preset time; and the indoor heat exchanger is heated, so that the indoor heat exchanger is subjected to defrosting cleaning. According to the self-cleaning control method for the air conditioner, the self-cleaning efficiency of the indoor heat exchanger can be improved, and the user experience is improved.

The invention discloses a dustproof ceramic sheet easy to clean. The dustproof ceramic sheet is prepared from the following raw materials in parts by weight: 20-30 parts of cordierite, 15-25 parts of fluorite, 5-10 parts of potassium feldspar, 3-6 parts of a self-cleaning additive, 1-2 parts of a barium titanate sintering aid, 0.2-0.6 part of talcum powder and 0.1-0.3 part of modified nano silicon dioxide. The ceramic sheet is formed by matching raw materials such as cordierite, fluorite, potassium feldspar and talcum powder, sintering molding is performed through a barium titanate sintering aid, the added self-cleaning additive and modified nano silicon dioxide are matched to enhance the easy-to-clean effect of the product, the self-cleaning additive adopts mullite fiber irradiation, the activity is improved, and the service life of the product is prolonged. According to the invention, mullite fibers are used as raw materials, modification treatment is carried out in a sheet boron nitride modifier, a composite is formed through thermal modification and grinding, mullite fibers with needle-like structures are arranged on sheet boron nitride, and uniform stain-resistant and self-cleaning point locations are formed on the surface of the sheet, so that cleaning is convenient.

The invention discloses an intelligent valve and a using method thereof, and belongs to the field of intelligent valves. The intelligent valve comprises an intelligent valve body and an intelligent valve controller fixedly installed at the upper end of the intelligent valve body, and a temperature control type flexible sealing piece matched with the intelligent valve body is arranged between the intelligent valve body and an intelligent valve deck; a self-cleaning fish scale set is connected with the lower end of the temperature control type flexible sealing piece, the self-cleaning fish scale set can be washed through the matching effect of the temperature control type flexible sealing piece and the self-cleaning fish scale set by means of fluid pressure, residues of impurities on the wall face of the self-cleaning fish scale set are reduced, damage of the impurities to the temperature control type flexible sealing piece is reduced, the sealing effect of the intelligent valve body is improved, and the service life of the intelligent valve body is prolonged; and the self-cleaning effect is achieved through flowing resistance, the control difficulty of an intelligent valve controller is reduced, the manufacturing cost of the intelligent valve body is reduced, and the economic benefits of the intelligent valve body are improved.

The invention relates to a high-efficiency self-cleaning stirring device, comprising a rotating shaft, wherein one end of the rotating shaft is connected with an output end of a driving mechanism, the other end of the rotating shaft is connected with a stirring paddle through a connecting plate, liquid circulating cavities are formed in the rotating shaft and the connecting plate, a cavity communicated with the liquid circulating cavities is formed in the stirring paddle, and one first cleaning hole and a plurality of second and third cleaning holes are formed along the outer wall of the stirring paddle; a plurality of stirring brushes are also arranged on the outer wall of the stirring paddle, and a plurality of upper stirring blades and a plurality of lower stirring blades are also arranged along the inner wall of the stirring paddle. The arrangement of the upper stirring blades and lower stirring blades realizes quick and uniform stirring of raw materials in a kettle and causes the raw materials in the kettle to fully react; through forming the cleaning holes with different pore diameters in the stirring paddle, the pressure of cleaning liquid ejected from the cleaning holes is improved; and circulation of the cleaning liquid is realized by the liquid circulating cavities in the rotating shaft and the connecting plate, and the self-cleaning efficiency is greatly improved through arranging the stirring brushes on the periphery of the stirring paddle.