65results about How to "Guaranteed self-cleaning" patented technology

The invention relates to the manufacturing field of solar cell packaging glass and in particular to antireflection coated glass with a self-cleaning effect. The antireflection coated glass comprises an ultra-white glass substrate; a high-refractive-index film layer is plated on the ultra-white glass substrate; and a self-cleaning functional film layer is plated on the high-refractive-index film layer. The invention further provides a preparation method of the antireflection coated glass with the self-cleaning effect. With the adoption of the antireflection coated glass provided by the invention, the self-cleaning effect of the coated glass can be ensured well, the purpose that the antireflection effect of the coated glass is better than that of a single-layer porous SiO2 antireflection film layer is fulfilled, the film plating technique is used in the manufacturing process, the coated glass is suitable for the large-area film plating of the solar cell packaging the raw material cost and the manufacturing cost are low, and the production efficiency is high.

The invention relates to a hydrophobic and oleophobic coating with super-long durable corrosion resistance and low surface energy used in industries of petroleum, chemical engineering, ocean and the like and a preparation process of the coating, belonging to the field of metal surface anticorrosive coatings. The hydrophobic and oleophobic coating comprises a bottom layer and a surface layer, wherein the bottom layer is an epoxy anticorrosive undercoat consisting of the following raw materials in percentage by weight: 20%-50% of epoxy resin, 5%-15% of an anticorrosive agent, 15%-35% of color fillers, 1%-5% of an aid, 10%-25% of an organic solvent and 10%-30% of a curing agent; the surface layer is a fluorine-modified acrylate finishing coat consisting of the following raw materials in percentage by weight: 40%-70% of fluorine-modified acrylic resin, 15%-20% of the color fillers, 10%-25% of the organic solvent and 10%-20% of the curing agent. The hydrophobic and oleophobic coating has a super-long durable anticorrosive effect.

A pneumatic tire includes a tread portion provided with a pair of central blocks arranged on both sides of a tire equator. Each of the central blocks includes a ground contacting face having an axially inner block edge facing the tire equator. The inner block edge extends in a V-shaped manner including a first inclined edge and a second inclined edge inclined in an opposite direction to the first inclined edge. The second inclined edge has a circumferential length shorter than a circumferential length of the first inclined edge. Each of the central blocks includes a first portion having the first inclined edge and a second portion having the second inclined edge. The second portion of the central block includes an end wall at an opposite side to the first portion. The end wall includes a stepwise wall extending in steps toward a groove bottom.

The invention relates to a long-acting self-cleaned aqueous inorganic nano ceramic coating and a preparation method thereof. The ceramic coating consists of an aqueous self-cleaned inorganic nano ceramic emulsion, a pigment, a packing, a lubrication dispersant, a defoaming agent, a rheological agent, water and the like. The preparation method comprises the following steps: mixing one or multiple silanes with an organic silicon modifier and hydroxyl functional group organic silicon oligomer so as to obtain a transparent mixed silane liquid; putting silica sol and water into the transparent mixed silane liquid, and stirring, slowly heating, stirring at a constant temperature, leaving to stand, keeping the temperature, adding water, and cooling so as to obtain an aqueous self-cleaned inorganic nano ceramic emulsion; mixing the prepared aqueous self-cleaned inorganic nano ceramic emulsion with the pigment and the packing, and dispersing and grinding at a high speed; after grinding is completed, uniformly stirring with an aid and water, so as to obtain the long-acting self-cleaned aqueous inorganic nano ceramic coating. The coating product provided by the invention is a lyophobic anti-graffiti long-acting self-cleaned coating with excellent properties of high density, high hardness, good wearing resistance, super good weather resistance and integration from inside to outside.

The invention discloses water-based UV (ultraviolet) ink-jet ink which is prepared from, in weight percent, 5-25% of prepolymer dispersion liquid, 0.1-5% of photo-initiators, 1-15% of UV monomers, 1-30% of moisture retention agents, 1-40% of water-based nano-color paste, 0.05-1% of first defoaming agents, 0.1-1% of a first pH(potential of hydrogen) conditioning agents, 0.1-1% of antimicrobial agents, 0.05-1% of wetting agents and the rest deionized water. The invention further discloses a preparation method of the UV ink-jet ink and an application of the ink. According to the water-based UV ink-jet ink, the prepolymer dispersion liquid serves as a main film forming matter, water resistance and abrasion resistance of a curing film are effectively improved, a non-migrating photo-initiator triggers polymerization of a system, small molecule migration is effectively avoided, the self-cleaning property of the curing film is ensured, the water-based UV monomer is less in odor and low in irritation, VOC (volatile organic compound) volatile of the ink is reduced, stability of the ink is ensured, cohesiveness of the film forming matter is improved, so that the abrasion resistance of the curing film is improved.

The invention provides organic and inorganic compound finish for outer walls. The finish comprises components in parts by weight as follows: 40-50 parts of an inorganic compound acrylic polymer emulsion, 10-15 parts of an alkyl-ZnO2 modified organic silicon material, 0-15 parts of a nano silicone emulsion and 0.1-1 part of a fluorocarbon surfactant. According to the finish, the inorganic compound acrylic polymer emulsion is used as a main film forming matter, the alkyl-ZnO2 modified organic silicon material and the fluorocarbon surfactant are compatible, so that the outer layer of a finish film has excellent hydrophilia, the lyophobic inner layer of the finish film can effectively prevent further intrusion of a pollution source, and the finish for the outer walls has higher pollution resistance; the finish has the self-cleaning effect. The finish is a water-based material, is lower in carbon, more environment-friendly and more energy-saving and has good air permeability and waterproofness and higher ageing resistance. Experimental results indicate that the stain resistance of the finish is 3%-5%; the stain resisting effect is still below 5% after the finish is aged for 1000 h.

The invention provides a self-cleaning control method, a self-cleaning control device, an air conditioner and a storage medium. The self-cleaning control method comprises the following steps: acquiring state information of a humidifying state, and detecting whether state information is matched with a preset cleaning condition or not; and if the detected state information is matched with the presetcleaning condition, triggering to start a cleaning part to operate, thereby performing cleaning operation on a water storage tank. The steps of the self-cleaning control method are reasonably set, sothat clean operation can be performed on the water storage tank to clear dirt and impurities inside the water storage box, and therefore, the self-cleaning purpose of the humidifying device is realized, cleanliness of the water storage box is favorably improved, clean and sanitary liquid storage requirements needed when an air conditioner performs a humidifying mode are met, and safety in a usingprocess of the user is favorably improved while the humidifying device is guaranteed to normally operate.

The present invention discloses a production process of nano self-cleaning building aluminium curtain wall plate. Said production process includes the following steps: (1). spray-coating face paint; (2). leveling; (3). spray-coating nano self-cleaning solution; (4). heating and curing; and (5) photocuring.

The invention discloses a liquid self-cleaning glass film, a preparation method of self-cleaning glass and a product obtained through the preparation method. The preparation method comprises the preparation steps of mixing butyl titanate, alkoxysilane and ethanol, and performing stirring until the butyl titanate and the alkoxysilane are uniformly and sufficiently mixed so as to obtain a clear solution; adding water and acid, performing continuous stirring until the butyl titanate and the alkoxysilane are sufficiently hydrolyzed; after sufficient hydrolyzing, concentrating the obtained solution, obtaining a liquid self-cleaning glass film, coating the surface of the glass with the glass film, and drying so as to obtain the self-cleaning glass. The method is performed at the room temperature, and simple in technology; the glass film and a glass base material are firmly combined, so that the self-cleaning capacity is high, the hydrophilicity is good, the photodegradation organic pollutant is good in effect, and the service life is long. Compared with a conventional method, the preparation method disclosed by the invention has the advantages that the technology is simple, the cost is low, the industrialized production is facilitated, and the liquid self-cleaning glass film can be widely applied in the fields of glass curtain walls, window glass, solar power plants and the like.

The invention discloses a self-cleaning anti-blocking filter screen which comprises a filter screen body rotatably mounted in a mounting groove, a reset spring is fixedly connected between the end ofthe filter screen body and the inner wall of the mounting groove, a water inlet pipe is connected to the upper side wall of the mounting groove, and a guide rod is arranged on the outer side of the mounting groove. The outer wall of the guide rod is slidably sleeved with a sliding block, the outer wall of the upper end of the guide rod is sleeved with a telescopic spring, the two ends of the telescopic spring are fixedly connected with the upper side wall of the sliding block and the outer wall of the guide rod respectively, a through opening is formed in the outer wall of the mounting groove,an arc-shaped block slides in the through opening, and a connecting rod is rotatably connected to the outer side wall of the arc-shaped block. When too many impurities exist on the filter screen, a water outlet pipe is triggered to move upwards through rotation of the filter screen, water in a water storage tank flows out to flush the filter screen, meanwhile, a movable plate moves to open a discharge port, self-cleaning of the filter screen is achieved, and the situation that the filtering effect is affected due to too many impurities on the filter screen is avoided.

The invention discloses a self-cleaning method and device for an air conditioner, the air conditioner and an electronic device. The self-cleaning method includes the steps that in response to a self-cleaning instruction for the air conditioner, a self-cleaning mode is started for operating; if it is identified that the air conditioner enters a defrosting stage in the self-cleaning mode, an indoorcoil pipe temperature is detected; and the operating frequency of a compressor and the rotating speed of an indoor fan are adjusted according to the indoor coil pipe temperature to raise the indoor coil pipe temperature to a target temperature. According to the self-cleaning method of the embodiment, when the air conditioner enters the defrosting stage, the operating frequency of the compressor and the rotating speed of the indoor fan can be adjusted according to the indoor coil pipe temperature to raise the indoor coil pipe temperature to the target temperature, a high-temperature sterilization and mildew removal effect is achieved while a self-cleaning effect is guaranteed, and the health of a user is protected.

The invention relates to the technical field of physical education apparatuses, in particular to rubber ball full-automatic cleaning equipment. The rubber ball full-automatic cleaning equipment comprises a cabinet body, wherein a conveying channel, a first support platform, a first driving device, a washing-wiping cavity, a second driving device, a third driving device, a fourth driving device, awashing agent supply system, a second support platform, a fifth driving device, a clean water wiping cavity, a sixth driving device, a seventh driving device, an eighth driving device, a clear water supply system, a drying mechanism, a first detection element, a second detection element, a third detection element, a fourth detection element and a controller are arranged in the cabinet body. The rubber ball full-automatic cleaning equipment can realize automatic cleaning, effectively prevent rubber ball damage due to cracking and debonding of the rubber surface, completely clean stubborn dirt and oil stains, realize comprehensive cleaning, ensure the cleaning quality and save water resources.

The invention discloses an oil or gas boiler, comprising a boiler shell, a boiler furnace, a smoke pipe, a combustor and a boiler shell pedestal, wherein two ends of the boiler shell are respectively welded with an upper pipe plate and a lower pipe plate horizontally; the lower side of the lower pipe plate is connected with the boiler shell pedestal in a welding way; the boiler furnace is of a waveform structure; the upper side of the boiler furnace is welded on the upper pipe plate; the lower side of the boiler furnace is welded with an end socket; the combustor is fixedly arranged on the tile edging of the boiler furnace through a fastener and a combustor interface flange; two rows of through holes arranged at interval are formed in each of the upper end of the boiler furnace and the lower pipe plate; the smoke pipe serves as a spiral smoke pipe; two ends of the smoke pipe are welded at the through holes in the upper end of the internal furnace and at the through holes in the lower pipe plate in a way of corresponding arrangement. By applying the oil or gas boiler provided by the invention, the flame is completely spread; the combustion is full; the smoke flow path is long; the heat exchange efficiency is high.

The invention discloses insulating paint used for an overhead high voltage line, which has the excellent properties of self cleaning, snow accumulation prevention and high voltage prevention, and the property thereof can reach the insulating requirement of resisting 35 KV voltage. The insulating paint used for the overhead high voltage line of the invention comprises a component A and a componentB, wherein the component A is formed by mixing the following components in parts by weight: 100 parts of teflon resin, 20-40 parts of inorganic pigment, 20-30 parts of diluent, 0.3-0.7 part of defoamer and 1.2-1.8 parts of anti-settling agent; the component B is a curing agent. When in use, the component A and the component B are evenly mixed to be used, and the amount of the component B is equalto 6-8 parts by taking 100 parts of the teflon resin in the component A as the reference.

The invention discloses a gluing device occupying a small space. The gluing device comprises a tank body (10), wherein a pre-guiding roll (20), a thread dipping roll (30), a slurry draining brush (40), a steering guide roll (50), a slurry draining guiding roll (60) and an upper guiding roll (70) are sequentially arranged at the upper part of the tank body (10) along the conveying direction of a thread, wherein the steering guide roll (50) is arranged beside the slurry draining guiding roll (60), and the upper guiding roll (70) is arranged above the slurry draining guiding roll (60); a sponge guiding roll (80) and an extrusion device (90) which are sequentially in contact with each other are arranged on the other side, opposite to the steering guide roll (50), of the slurry draining guidingroll (60); and sponge strips (81) are axially distributed on the surface of the sponge guiding roll (80) at intervals. The gluing device has the characteristics that the efficiency of draining excessglue is high, the thread conveying distance is short, and the space occupied by equipment is relatively small. Besides, the gluing device further has the characteristic of simple structure.

The invention relates to the technical field of water quality detection, and particularly relates to miniature surface water environment quality detection equipment. The equipment comprises a case, and a preprocessing module, a waterway pipeline, a five-parameter acquisition module, a chemical single-parameter test module, a central control transmission module and an industrial control display module which are arranged in the case. The equipment has the advantages that the self-cleaning and maintenance-free effects are conveniently realized, the stability and accuracy of water body measurementare further improved, and meanwhile, the energy-saving and environment-friendly effects are achieved.

The invention relates to a method for preparing a nanometer titanium dioxide (TiO2) self-cleaning film. The method comprises the following steps of: (1) preparing granular powder from a titanium-containing compound, wherein the titanium-containing compound is oxide or inorganic salt of titanium, and the granularity of the granular powder prepared from the titanium-containing compound is 80 to 350 meshes; (2) performing cleaning pretreatment on a substrate to be sprayed; and (3) conveying the granular powder which is prepared from the titanium-containing compound and taken as a spraying raw material to a plasma arc by using a spray gun, quickly heating the spraying raw material until the spraying raw material is melted or semi-melted, allowing the spraying raw material to impact the surface of the pretreated substrate along with plasma jet, and reacting to form a TiO2-based film on the surface of the substrate. The TiO2-based film prepared by the method has small thickness, slightly influences the transmittance of the substrate, is compactly combined with the substrate, and has low porosity, high timeliness, corrosion resistance and high-temperature oxidation resistance.

The invention provides an infrared high-emission coating and a preparation method thereof and belongs to a functional coating film. The coating comprises a component A and a component B, wherein the component A is used as a main coating and contains a filler, a film forming matter and additives; the ilmenite type nano-composite oxide subjected to high-temperature calcinations hybridization treatment is used as the filler; the film forming matter includes one or two of organic silicon modified resin and fluorocarbon resin, a solvent n-butyl acetate and dimethylbenzene; the additives include a delustering agent, an anti-flooding agent, a dispersing agent and a flatting agent; a carbimide lipid curing agent is used as the component B. In a use process, the component A and the component B are uniformly mixed at the ratio of 9:(0.5-1); the coating can be utilized to quicken the heat dissipating efficiency of the object surface; the cleanness of the coating surface is guaranteed and the heat emission ratio of the coating is stabilized at the value more than or equal to 0.92 for a long time.

The invention discloses packaging carton printing equipment and a working method thereof and relates to the technical field of printing equipment. The packaging carton printing equipment comprises a shell, the right side of the shell is provided with a material inlet, the shell is internally and fixedly provided with a conveying mechanism, the surface of the conveying mechanism is fixedly providedwith two symmetrically-arranged annular guide belts, positions, inside the shell, corresponding to the upper portion of the conveying mechanism are fixedly provided with a flattening structure, a printing mechanism and an ink-removing drying mechanism from right to left correspondingly, and the positions, of the top face of the shell, corresponding to the flattening structure, the printing mechanism and the ink-removing drying mechanism are fixedly provided with a negative pressure dust collector, an air purifier and a hot air supply mechanism correspondingly. According to the packaging carton printing equipment and the working method thereof, by means of the design of the printing mechanism, the flattening structure and the ink-removing drying mechanism, the packaging carton printing equipment is made to be capable of finishing the paperboard surface pre-flattening, surface printing and printing ink drying work in sequence in a form of an automatic assembly line, and by means of addition and optimization of the process procedure, the printing efficiency and the printing effect of the packaging carton printing equipment on paperboards are effectively improved.

The invention discloses insulating paint used for an overhead high voltage line, which has the excellent properties of self cleaning, snow accumulation prevention and high voltage prevention, and the property thereof can reach the insulating requirement of resisting 35 KV voltage. The insulating paint used for the overhead high voltage line of the invention comprises a component A and a component B, wherein the component A is formed by mixing the following components in parts by weight: 100 parts of teflon resin, 20-40 parts of inorganic pigment, 20-30 parts of diluent, 0.3-0.7 part of defoamer and 1.2-1.8 parts of anti-settling agent; the component B is a curing agent. When in use, the component A and the component B are evenly mixed to be used, and the amount of the component B is equal to 6-8 parts by taking 100 parts of the teflon resin in the component A as the reference.

The invention belongs to the technical field of oil mist collecting devices, and relates to a composite cone thorn array oil mist collecting device which comprises a plurality of layers of collecting units, and each layer of collecting unit comprises a base plate and a plurality of composite cone thorns transversely arranged on the base plate; the composite conical thorns are distributed on the substrate in a staggered array mode, a plurality of through holes are formed in the substrate, and the through holes are formed between every two adjacent composite conical thorns; the composite cone thorn comprises an upper half cone and a lower half cone which are integrally connected, the upper half cone is a triangular cone, the lower half cone is a semi-cone, one side face of the triangular cone and the plane of the semi-cone are coplanar, and the triangular cone and the semi-cone are converged to form a tip end. An oleophilic and oleophobic interface is prefabricated on the composite cone thorn, the part between the tip end and the oleophilic and oleophobic interface is an oleophylic section, and the part between the oleophilic and oleophobic interface and the root of the composite cone thorn is an oleophobic section. By changing the dropping position of oil drops, formation of a substrate liquid film is effectively prevented, and the surface has a self-refreshing characteristic, so that the oil mist capturing and collecting device is particularly suitable for capturing and collecting oil mist with relatively high viscosity.

The invention belongs to the technical field of oil mist collecting devices, and particularly relates to an asymmetric conical thorn array oil mist collecting device which comprises a base and a plurality of asymmetric conical thorns arranged on the base. The asymmetric conical spines are arranged on the substrate in an array manner, and two adjacent rows of asymmetric conical spines are arranged in a staggered manner; the asymmetric cone thorn comprises an upper half cone and a lower half cone which are integrally connected, the upper half cone is a semi-elliptical cone, the lower half cone is a semi-cone, and the semi-elliptical cone and the semi-cone converge to form a cone tip; the curvatures of the semielliptical cones are sequentially reduced from the cone bottom to the cone tip, and the curvature is 0 when the semielliptical cones reach the cone tip end; the substrate is oleophobic, and the asymmetric conical spines are oleophilic. The invention further discloses a preparation method and a collection method of the non-aligned cone spines, the shape of the non-aligned cone spines is adjusted, so that the Laplace pressure difference and the gravity direction are the same, the transportation effect of the upper half cone is enhanced, the overall liquid collection and transportation efficiency of the cone spines is improved, and the self-cleaning performance of the whole cone spines is guaranteed.

The invention discloses a self-cleaning method and device of an air conditioner, the air conditioner and electronic equipment. The self-cleaning method comprises the following steps of entering a refrigeration and condensation stage in response to a self-cleaning instruction for the air conditioner; identifying an end condition meeting the refrigeration and condensation stage of the air conditioner, controlling a compressor to operate for a first preset duration in a frequency limited mode, and controlling the rotating speed of an indoor fan to be less than or equal to the set rotating speed in a frequency limited operation process of the compressor; and controlling the air conditioner to enter a heating and defrosting stage. According to the self-cleaning method in the embodiments of theinvention, the frequency limited operation of the compressor can be controlled before the air conditioner is controlled to enter the heating and defrosting stage, so that a problem that the air conditioner is damaged due to too large difference between the high pressure and the low pressure, which is caused by mode switching of the refrigerating and heating modes of the air conditioner, can be avoided, and the waiting time of a user can also be shortened.

The invention discloses a pre-clearing machine for corrosion protection of an outer wall of an oil pipe, and relates to the technical field of pipe clearing. The machine comprises a base, wherein a clearing mechanism and a rack are fixedly mounted on the top surface of the base, a high-pressure air pump is fixedly connected to the side surface of the base, one end of an air outlet of the high-pressure air pump is matched with the clearing mechanism, a group of first electric push rods are fixedly connected to the top surface of the rack, pressing seats are fixedly connected to the lower ends of the group of first electric push rods, and a limiting driving roller is rotationally connected between the inner surfaces of the pressing seats through bearings. According the machine, through design of the clearing mechanism, the machine can quickly realize synchronous clearing of the inner and outer walls of a pipe in an automated manner, during clearing, cleared impurities can be automatically discharged through spiral structure design of a clearing brush, and through matching design of the high-pressure air pump, on one hand, cleared dust can be timely blown out of the surface of the pipe, and on the other hand, the self-clearing property of the clearing brush can be conveniently ensured.

The invention discloses environment-friendly packaging bag printing equipment and a printing process thereof, and relates to the technical field of printing equipment. The environment-friendly packaging bag printing equipment comprises a shell; a winding mechanism and an unwinding mechanism are fixedly arranged between the inner surfaces of the shells correspondingly; a packaging bag to be processed is wound on the circumferential side faces of the winding mechanism and the unwinding mechanism; the top surface of the shell is fixedly provided with a negative pressure dust collector, a first ink supply assembly and two hot air supply mechanisms respectively; one ends of air inlets of the two hot air supply mechanisms both communicate with the shell; filter assemblies are fixedly installed at the joints of the two hot air supply mechanisms and the shell; and a pre-cleaning mechanism, a lower printing mechanism and an upper printing mechanism are fixedly arranged in the shell from front to back respectively. Through the design of the equipment structure and the printing process, the double-sided printing work of the packaging bag can be completed by the device in the form of an automatic production line, and through the addition of the pre-cleaning mechanism, the surface of the paper bag can be pre-cleaned during printing, so that the printing effect of the device is effectively guaranteed and improved.

The invention relates to the technical field of optical glass, and discloses a production process of optical glass for intelligent wearable products. The process comprises the following steps: sorting, cleaning and crushing waste glass into glass powder with different granularities; doping a silicate compound crystallization accelerant into the glass powder with different proportions and different granularities in percentage by weight, fully and uniformly mixing, and flatly paving the mixed glass powder doped with the crystallization accelerant in a refractory material mold for molding; and feeding the mixed glass powder together with the mold into a heating furnace, heating to a certain temperature under normal pressure, carrying out thermal insulation sintering reaction crystallizing, sintering into microcrystalline glass, cooling to room temperature along with the furnace, and discharging from the furnace. According to the production process of the optical glass for the intelligent wearable product, a self-cleaning solution spraying and photocuring process is added in a glass production process flow in the prior art, so that the production process of nano self-cleaning glass and the production process of existing special glass are synchronously carried out and are formed at one time, the production efficiency is improved, and the production cost is reduced.

The invention relates to the technical field of medical instruments, in particular to an implanted instrument surface and a manufacturing method thereof. The manufacturing method comprises the following steps that S1, a metal instrument surface is polished; S2, femtosecond laser is adopted to etch the instrument surface polished in the S1, a microstructure surface is etched, and the microstructure surface is provided with microstructures of at least two sizes; S3, ultrasonic cleaning is conducted on the surface of the microstructure prepared in the S2 through absolute ethyl alcohol, and then the surface of the microstructure is cleaned through deionized water; and S4, hydroxylation treatment is conducted on the surface of the microstructure cleaned in the S3, then the surface of the microstructure is dried, and the surface of the implanted instrument is obtained. By means of the manufacturing method, the super-hydrophobic and self-cleaning antibacterial surface can be manufactured, and the surface of the implanted instrument has excellent super-hydrophobicity, antibacterial performance, self-cleaning performance and biocompatibility.

The invention relates to the technical field of water quality acquisition, and particularly relates to a water environment parameter acquisition device and method. The device comprises a tank body, afiltering assemblies, a pH temperature sensor, a dissolved oxygen sensor, a turbidity sensor, a conductivity sensor and a cleaning and air blowing assembly, wherein the tank body is placed in an inclined mode, the liquid inlet end of the tank body is provided with a water inlet interface, the liquid outlet end of the tank body is connected with an overflow interface, the upper part of the tank body is provided with four sensor interfaces, the pH temperature sensor, the dissolved oxygen sensor, the turbidity sensor and the conductivity sensor are sequentially and respectively arranged at the four sensor interfaces of the tank body from the feeding end to the discharging end, and the middle parts of the four sensor interfaces are provided with filtering interfaces; the lower part of the tankbody is provided with four air blowing interfaces corresponding to the lower parts of the four sensor interfaces; the filtering assemblies are arranged on the filtering interfaces of the tank body; the cleaning and air blowing assembly comprises four cleaning and air blowing joints; and each cleaning air blowing joint is matched with a measuring probe to realize self-cleaning. The device has theadvantage that the self-cleaning and maintenance-free effects can be realized conveniently.

The invention discloses an air conditioner and a self-cleaning control method thereof, and belongs to the technical field of air conditioners. The control method comprises the following steps: in response to the situation that the air conditioner meets the triggering condition of self-cleaning mode, the temperature difference value between the current indoor temperature of the indoor environment of each of indoor units to be cleaned and the corresponding target indoor temperature is determined; and according to a preset sequence rule and a plurality of temperature difference values, a sequencefor executing a self-cleaning mode by each indoor unit to be cleaned is determined. According to the air conditioner self-cleaning control method, the sequence of executing the self-cleaning mode bythe plurality of indoor units can be determined according to the preset sequence rule and the temperature difference value data calculated by each indoor unit, so that the problem of excessive load caused by simultaneously carrying out the self-cleaning mode by the plurality of indoor units can be avoided, the self-cleaning effect of the plurality of indoor units is guaranteed, and the protectioneffect on household appliance networking can be achieved.

The invention discloses a waterproof composite building material for a building. The waterproof composite building material comprises a protection layer, a waterproof layer, a reinforcing rib layer, an FRP base material layer and a thermal insulating layer; the protection layer is arranged on the outermost side of the composite building material, the waterproof layer, the reinforcing rib layer, the FRP base material layer and the thermal insulating layer are sequentially arranged under the protection layer in a laminated mode, and an adhesive layer is further arranged between the waterproof layer and the reinforcing rib layer. According to the waterproof composite building material for the building, the waterproof layer is arranged and can achieve the waterproof effect, and the overall waterproof property of the waterproof composite building material is guaranteed; by means of arrangement of additionally arranging the reinforcing rib layer, the whole waterproof composite building material has a good anti-impact property and high bending strength and tensile strength, the strength of the waterproof building material can be effectively improved, and the service life of the waterproof building material can be guaranteed; meanwhile, due to the fact that the thermal insulating layer is arranged, a good thermal insulating effect can be achieved, the outer surface of the protection layer is coated with a nano-titanium dioxide coating, the waterproof composite building material can have a self-cleaning capacity, and meanwhile the light transmittance is increased.