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100results about How to "Improve self-cleaning efficiency" patented technology

Self-cleaning control method and device for air conditioner

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.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD

Air conditioner self-cleaning control method

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.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD

Preparation method of self-cleaning wool fabric

The invention provides a preparation method of a self-cleaning wool fabric. The preparation method is characterized by comprising the specific steps of mixing tetraisopropyl titanate, diethanol amine and absolute ethyl alcohol, adding alcohol, and stirring to form TiO2 sol; mixing concentrated ammonia, ethyl alcohol and deionized water, adding a mixed solution consisting of tetraethoxysilane and ethyl alcohol, performing reaction at room temperature for 1-3 hours to form SiO2 sol, and mixing the TiO2 sol and the SiO2 sol to obtain TiO2 / SiO2 mixed sol; removing impurities from the wool fabric, cleaning the wool fabric through a non-ionic washing agent, performing pre-oxidization, and treating the wool fabric through Savinase; immersing the treated wool fabric into the TiO2 / SiO2 mixed sol, and drying and curing after a two-immersion and two-rolling technology is performed; preparing an organosilane modified solution from long-chain alkylsilane, immersing the wool fabric into the organosilane modified solution, and naturally air-drying the wool fabric to obtain the self-cleaning wool fabric. According to the preparation method, the self-cleaning wool fabric has a good self-cleaning effect and a long-act effect. The preparation method is suitable for industrial production.
Owner:DONGHUA UNIV +2

Fresh air filtering dusting machine

The invention discloses an air conditioning device, and particularly relates to a fresh air filtering dusting machine. The invention provides the fresh air filtering dusting machine which can filter air. The fresh air filtering dusting machine comprises a fan, an air supply outlet, an air treatment chamber and a filtering system, wherein the fan is communicated with the air supply outlet, a fixing frame is arranged on the mounting wall of the air treatment chamber, the air supply outlet is formed at the upper part of the mounting wall, the fan is arranged in the air treatment chamber by the fixed frame and is positioned at the upper part, an air inlet is formed at the bottom of the air treatment chamber, and the filtering system is arranged in the air treatment chamber and positioned between the air inlet and the fan. As the filtering system is adopted, when the fan is utilized to deliver fresh air indoors, outdoor air can be purified by the filtering system, and the filtering system adopts double layers of filtering, namely, a plate type activated carbon coarse effect filter and a plate type primary effect air filter, wherein the plate type primary effect air filter can filter dust, and the plate type activated carbon coarse effect filter can adsorb harmful substances, thereby improving quality of fresh air entering the room.
Owner:PANZHIHUA GANGCHENG GROUP RUITONG REFRIGERATION EQUIP

Multi-split air conditioner self-cleaning control method and device and multi-split air conditioner

ActiveCN111023452ASelf-cleaning and stableEffective self-cleaning controlMechanical apparatusSpace heating and ventilation safety systemsProcess engineeringMechanical engineering
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.
Owner:NINGBO AUX ELECTRIC

Sump of dish washer

There is provided a sump assembly of a dishwasher. The sump assembly includes a self-cleaning filter assembly having a mesh filter, a sump cover for mounting the self-cleaning filter assembly on a top surface thereof, the sump cover having a filter supporting sleeve extending upward for supporting the self-cleaning filter assembly, a sump case seating on an upper portion of the sump cover to reserve washing water, and a fluid passage guide for discharging the washing water stored in the sump case in a predetermined direction, the fluid passage guide having a washing pump disposed therein.
Owner:LG ELECTRONICS INC

Air conditioner cleaning device and cleaning method and air conditioner

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.
Owner:GREE ELECTRIC APPLIANCES INC

Self-cleaning control method of washing machine and washing machine

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.
Owner:QINGDAO HAIER WASHING MASCH CO LTD

Self-cleaning camera

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.
Owner:南京点耐特信息科技有限公司

Photocatalytic self-cleaning fabric based on nano titanium dioxide

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.
Owner:NINGBO HI TECH ZONE DAKANG IND TECH CO LTD

Self-cleaning reaction kettle structure with multiple stirring

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.
Owner:张奇

Multi-split air conditioner and self-cleaning control method thereof

ActiveCN111023268AAvoid self-cleaningSelf-cleaning flexible controlMechanical apparatusSpace heating and ventilation safety systemsAir velocityProcess engineering
The invention provides a multi-split air conditioner and a self-cleaning control method thereof, and relates to the technical field of air conditioner assembly. The self-cleaning control method of themulti-split air conditioner comprises the steps that the air inlet side air speed value F1 and the air outlet side air speed value F2 of each indoor unit are monitored in real time; and whether eachindoor unit starts self-cleaning or not is judged according to the corresponding air inlet side air speed value F1 and the air outlet side air speed value. Self-cleaning can be conducted, dust and impurities accumulated on the surface of the multi-split air conditioner are removed in time, the heat exchange efficiency of the heat exchanger is guaranteed, bacterium breeding and peculiar smell generation are avoided, and the air quality of the indoor environment and user health are guaranteed. Meanwhile, the situation that only one indoor unit can be started for self-cleaning is avoided, the multiple indoor units can be flexibly controlled for self-cleaning according to the actual situation, the self-cleaning efficiency is improved, meanwhile, the situation that only all the indoor units canbe started together for self-cleaning is avoided, and triggering of low-voltage protection is avoided.
Owner:NINGBO AUX ELECTRIC

Method for manufacturing photocatalysis self-cleaning mask

The invention provides a method for manufacturing a photocatalysis self-cleaning mask. The method is characterized by including the specific steps of firstly, preparing TiO2 / SiO2 mixed sol; secondly, removing impurities on the mask, cleaning the mask, and conducting radio frequency plasma preprocessing on the mask; thirdly, soaking the mask where radio frequency plasma preprocessing is conducted in the TiO2 / SiO2 mixed sol, conducting the twice-soaking and twice-rolling process, drying the mask for three minutes to eight minutes at the temperature of 70 DEG C to 90 DEG C, curing the mask for one minute to five minutes at the temperature of 100 DEG C to 150 DEG C, cleaning the mask through deionized water, drying the mask under the natural condition, and obtaining the photocatalysis self-cleaning mask. The photocatalysis self-cleaning mask manufactured through the method is good in self-cleaning effect and durable in effect. The method can be applied to industrial production.
Owner:DONGHUA UNIV

Cleaning base and self-moving robot

The invention provides a cleaning base and a self-moving robot. The cleaning base is used for cleaning a driving wheel of the self-moving robot, and comprises a cleaning part which is arranged in a cleaning region on the cleaning base, wherein the cleaning part is provided with an arc-shaped section, and the cleaning part is used for cleaning the driving wheel of the self-moving robot. The cleaning base is advantaged in that the contact area of the cleaning part and the driving wheel is increased, the cleaning part is arranged in the cleaning region, friction is generated between the driving wheel and the cleaning part in the rotating process, dust and dirt on the driving wheel are removed, and the cleaning effect can be further improved.
Owner:ECOVACS ROBOTICS (SUZHOU ) CO LTD

Humidity adjusting system and method and device for controlling humidity adjusting system

The invention relates to the technical field of intelligent household appliances, and discloses a humidity adjusting system which comprises an air conditioner assembly, a humidity adjusting machine assembly and a controller assembly. The controller assembly is connected with the air conditioner assembly and the humidity adjusting machine assembly, can control the humidity adjusting assembly to close a dehumidifying function or start a humidifying function or improve the humidifying power when the situation that the air conditioner assembly is in the self-cleaning mode is determined, and can control the humidity adjusting function of the air conditioner assembly to open or improve the humidity adjusting power of the air conditioner assembly when the situation that the humidity adjusting machine assembly is in the self-cleaning mode is determined. According to the humidity adjusting system provided by the invention, the air conditioner assembly and the humidity adjusting machine assembly jointly adjust the indoor humidity, and under the condition that one of the air conditioner assembly and the humidity adjusting machine assembly enters the self-cleaning mode, and the other one of the air conditioner assembly and the humidity adjusting machine assembly is controlled to adjust the indoor air humidity, so that the indoor humidity can be adjusted continuously, the stability of the indoor humidity is kept, and the user experience is improved. The invention further discloses a method and a device for controlling the humidity adjusting system.
Owner:QINGDAO HAIER AIR CONDITIONING ELECTRONICS CO LTD +2

Air conditioner self-cleaning control method and device, air conditioner and storage medium

ActiveCN111442463ATube temperature dropTarget tube temperature dropMechanical apparatusNoise suppressionProcess engineeringControl room
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.
Owner:NINGBO AUX ELECTRIC +1

Self-cleaning filter

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.
Owner:合肥德秦人居环境科技有限公司

Cleaning base and cleaning system

The invention relates to a cleaning base and a cleaning system, the cleaning base is used for installing a cleaning head of cleaning equipment, and the cleaning base comprises a base part provided with a cleaning area, wherein at least one jet orifice and at least one suction inlet are formed in the cleaning area, and the jet orifice is suitable for facing a cleaning part in the cleaning area or is used for conveying cleaning liquid into the cleaning area; a liquid storage assembly which comprises a supply box and a recovery box; a pipeline assembly arranged on the lower surface of the base part, wherein the pipeline assembly comprises at least one supply pipeline and a recovery pipeline, an inlet of the supply pipeline is communicated with the supply box, an outlet of the supply pipeline is communicated with the jet orifice, an inlet of the recovery pipeline is communicated with the suction inlet, and an outlet of the recovery pipeline is communicated with the recovery box; and a first suction assembly which is suitable for being connected with the supply pipeline and a power source assembly connected with the recovery pipeline, wherein the first suction assembly and the power source assembly are both used for generating negative pressure. In this way, the self-cleaning efficiency of the cleaning equipment on the cleaning base is improved, and meanwhile the compactness of the whole structure of the cleaning base can be guaranteed.
Owner:DREAM INNOVATION TECH (SUZHOU) CO LTD

Sensor cleaning method and device, mining unmanned vehicle and readable storage medium

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.
Owner:三一智矿科技有限公司

Improved numerical control lathe

InactiveCN113103054AImprove self-cleaning efficiencyTo achieve the purpose of cleaning and collectingMaintainance and safety accessoriesNumerical controlClassical mechanics
The invention discloses an improved numerical control lathe. The improved numerical control lathe comprises a shell, and is characterized in that the top of the shell is fixedly connected with a control frame; the bottom of the inner side of the shell is fixedly connected with a base; the side, far from the shell, of the base is fixedly connected with a fixed slide block; the side, far from the base, of the fixed slide block is slidingly connected with a tool apron; a fixture is mounted on the inner wall of the shell; one side of the shell is slidingly connected with a slide door; one side of the slide door is fixedly connected with a door handle; a magnetic device is mounted on the inner wall of the shell; a taking port is formed in the side, near the magnetic device, of the shell; one side of the taking port is rotationally connected with a baffle plate; a rectangular groove is formed in the side, near the slide door, of the shell; and an ejection device is mounted on the side, near the rectangular groove, of the slide door. The invention relates to the technical field of numerical control lathes. By the improved numerical control lathe, the purpose of cleaning and collecting iron chips in mold machining is realized, and the self-cleaning efficiency of the lathe is improved.
Owner:商志全

Second-stage self-cleaning type stirring device

The invention relates to a second-stage self-cleaning type stirring device. The second-stage self-cleaning type stirring device comprises a rotating shaft. One end of the rotating shaft is connected with a stirring leaf through a connecting plate. Liquid circulation cavities are formed in the rotating shaft and the connecting plate. The stirring leaf is provided with a cavity body. A first cleaning hole, a plurality of second cleaning holes and a plurality of third cleaning holes are formed along the outer wall of the stirring leaf. The outer wall of the stirring leaf is further connected with a stirring edge in the circumferential direction. A stirring disk is further arranged in the position, on an inner ring of the stirring leaf, of the rotating shaft. According to the second-stage self-cleaning type stirring device, the structure is simple, and using is convenient; raw materials in a kettle body are rapidly and uniformly stirred by arranging the stirring edge, so that all the raw materials in the kettle body fully react; and the stirring device is provided with stirring openings, first stirring blades and second stirring blades, thus, conglomerated materials can be dispersed and stirred again, the raw materials in the kettle body are subjected to second-stage stirring from outside to inside, and high-efficiency stirring dispersion operation is fully achieved.
Owner:张奇

A kind of preparation method of self-cleaning wool fabric

The invention provides a preparation method of a self-cleaning wool fabric. The preparation method is characterized by comprising the specific steps of mixing tetraisopropyl titanate, diethanol amine and absolute ethyl alcohol, adding alcohol, and stirring to form TiO2 sol; mixing concentrated ammonia, ethyl alcohol and deionized water, adding a mixed solution consisting of tetraethoxysilane and ethyl alcohol, performing reaction at room temperature for 1-3 hours to form SiO2 sol, and mixing the TiO2 sol and the SiO2 sol to obtain TiO2 / SiO2 mixed sol; removing impurities from the wool fabric, cleaning the wool fabric through a non-ionic washing agent, performing pre-oxidization, and treating the wool fabric through Savinase; immersing the treated wool fabric into the TiO2 / SiO2 mixed sol, and drying and curing after a two-immersion and two-rolling technology is performed; preparing an organosilane modified solution from long-chain alkylsilane, immersing the wool fabric into the organosilane modified solution, and naturally air-drying the wool fabric to obtain the self-cleaning wool fabric. According to the preparation method, the self-cleaning wool fabric has a good self-cleaning effect and a long-act effect. The preparation method is suitable for industrial production.
Owner:DONGHUA UNIV +2

Material washing device, control method and device for same, cooking utensil and storage medium

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.
Owner:FOSHAN SHUNDE MIDEA ELECTRICAL HEATING APPLIANCES MFG CO LTD

Self-cleaning concrete stirring device

The invention discloses a self-cleaning concrete stirring device. The self-cleaning concrete stirring device comprises a stirring barrel, wherein supporting bases are uniformly mounted at the bottom of the stirring barrel; the outer side of the stirring barrel communicates with a discharging bin; the position, away from the discharging bin, of the outer side of the stirring barrel is fixedly connected with a fixed frame; the bottom of the fixed frame is rotatably connected with a rotary roller through a rotary base; the bottom of the stirring barrel is fixedly connected with a drive motor; the output end of the drive motor is rotatably connected with a rotary rod; one end of the rotary rod penetrates through the stirring barrel and is fixedly connected with the rotary roller; the bottom of the stirring barrel symmetrically communicates with water outlet tubes; the outer side of the rotary roller is uniformly sleeved with limiting frames; and cleaning devices are uniformly mounted at the inner sides of the limiting frames. The invention relates to the technical field of building machinery. The self-cleaning concrete stirring device realizes the cleaning purpose on a stirring rod, is convenient for concrete on the stirring rod to drop, and improves self-cleaning efficiency.
Owner:启东市建筑机械厂有限公司

Preparation method of long-acting photocatalytic self-cleaning fabric

The invention provides a preparation method of a long-acting photocatalytic self-cleaning fabric. The preparation method is characterized by specifically comprising the following steps: washing the fabric and airing; mixing 10%-38wt% of a HCl solution with deionized water, steeping the fabric, performing ultrasonic treatment, dropwise adding a titanium isopropoxide solution, heating to 65-75 DEG C, and further performing the ultrasonic treatment to obtain a fabric solution; mixing 10%-38wt% of HCl solution, ethanol and deionized water, dropwise adding tetraethoxysilane to obtain SiO2 sol; and dropwise adding the SiO2 sol into the fabric solution, performing the ultrasonic treatment, taking out the fabric, drying at room temperature, washing with the deionized water, and drying to obtain the long-acting photocatalytic self-cleaning fabric. The prepared self-cleaning bactericidal fabric is good in self-cleaning and bactericidal effects, and has the long-acting effect, the self-cleaning bactericidal fabric still has high-efficiency capability of degrading organic pollutants after being washed for 25 times, and the preparation method is applicable to industrial production.
Owner:DONGHUA UNIV

Self-cleaning control method for air conditioner

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.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD

Dustproof easy-to-clean ceramic sheet and preparation method thereof

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.
Owner:GUANGDONG OVERLAND CERAMICS CO LTD

Intelligent valve and using method thereof

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.
Owner:JIANGSU INTELLIGENT SPECIAL VALVE CO LTD
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