22results about How to "Good self-cleaning" patented technology

The invention relates to the technical field of centrifugal pumps, and discloses an efficient centrifugal pump capable of automatically cleaning an impeller, which solves the problem that the centrifugal pump impeller is inconvenient to automatically clean at present, and comprises a pump shell, the top of the pump shell is fixedly connected with a water outlet pipe, the bottom of the pump shell is fixedly connected with a water inlet pipe, and an impeller disc is arranged in the pump shell; a plurality of blades are evenly and fixedly connected to the outer side of the impeller disc, an inner cleaning mechanism, an outer cleaning mechanism and a cleaning mechanism are arranged in the pump shell, a driving shaft is fixedly connected to the inner side of the impeller disc, and the end, away from the impeller disc, of the driving shaft extends to the outer side of the pump shell and is fixedly connected with a driving motor; the inner cleaning mechanism comprises an inner cylinder located in the pump shell, all the blades are located on the outer side of the inner cylinder, and the inner cylinder does not make contact with the impeller disc. According to the self-cleaning impeller, water can be sprayed out from the inner through holes to wash the inner sides of the blades, and therefore self-cleaning of the impeller is facilitated.

The utility model relates to the technical field of poisonous gas emptying and purifying mechanisms, in particular to an emptying and purifying mechanism for poisonous gas exhausted by semiconductor equipment. According to the technical scheme, the device comprises a collecting box, a filtering layer is arranged in the collecting box, two screw rods are rotationally arranged between the inner walls of the front side and the rear side of the collecting box, and the outer ring of the middle end of each screw rod is in threaded connection with a cleaning brush. By arranging the filter layer to the first motor, collected gas can be preliminarily filtered, large-particle solid pollutants are removed, the follow-up purification process is prevented from being influenced, self-cleaning of the filter layer is facilitated, the phenomenon that the gas inlet effect and the filter effect are influenced due to blockage is prevented, and the catalytic effect is improved by arranging the catalytic box to the catalyst stirring paddle. The gas can be conveniently heated to a high temperature, harmful gas can be oxidized into harmless substances such as water and carbon dioxide under the action of a catalyst, the gas can be fully stirred through rotation of a catalyst stirring paddle, and the catalysis efficiency is improved.

The utility model relates to the technical field of water circulation treatment, in particular to a circulation structure and cleaning equipment, the circulation structure comprises a box body, a rotating plate, a lifting driving piece, a scraping assembly, a rotating driving piece and a circulation pumping assembly, a supporting plate is arranged in the box body, a cover plate with a discharging hole and a feeding pipe is arranged on the box body, and the discharging hole is located above the supporting plate. The rotating plate is in sliding connection with the supporting plate and the cover plate, a plurality of filtering holes with the hole diameter consistent with the size of the discharging holes are formed in the rotating plate in an annular array mode, and filtering nets are arranged in the filtering holes. The lifting driving piece drives the filter screen to lift. And the scraping assembly is connected with the cover plate. The rotation driving piece drives the rotating plate to rotate. The input end of the circulating pumping assembly is communicated with the interior of the box body, a barrel body and an ultrasonic oscillator are further included, and a storage basket is arranged in the barrel body. The ultrasonic oscillator is arranged in the barrel body and located below the liquid level, and the output end of the feeding pipe is inserted into the barrel body and communicated with the interior of the barrel body. Impurities are automatically removed in the circulating process, manual operation is not needed, and time and labor are saved.

The utility model relates to the technical field of sewage treatment, in particular to multi-stage sewage filtering and recycling equipment which comprises a cylinder body, a first mesh cylinder, a second mesh cylinder, a third mesh cylinder and a third mesh cylinder, a cylinder cover is detachably and fixedly connected to the top of the cylinder body, a second mesh cylinder is fixedly connected to an inner cavity of the first mesh cylinder, and the top of the first mesh cylinder is rotatably connected with the cylinder cover; the rotating shaft is fixedly connected to the middle of the bottom of the first net cylinder; the number of the blades is multiple, and the multiple blades are evenly fixed to the outer wall of the rotating shaft; the sewage pipe is fixedly communicated with the lower side of the outer wall of the barrel. When sewage is guided into the inner cavity of the barrel through the sewage pipe, multi-stage filtering is achieved through the first net barrel and the second net barrel, and the sewage impacts the surfaces of the blades, so that the rotating shaft is driven to rotate, and the first net barrel and the second net barrel can be driven to rotate; therefore, impurities attached to the surfaces of the first net cylinder and the second net cylinder can be thrown out under the action of centrifugal force, and self-cleaning is achieved.

The application discloses a preparation method of an anti-algae-adhesion super-hydrophobic composite coating. The method comprises the following steps: uniformly dispersing epoxy resin into ester substances to obtain a mixed solution A; adding polyhexamethylene guanidine hydrochloride, polyvinylpyrrolidone, nano-TiO2, polytetrafluoroethylene micro powder, graphene oxide and gamma-aminopropyl triethoxysilane into the mixed solution A, uniformly mixing to obtain a mixed solution B; adding fluorine-containing silane and polyether amine curing agent into the mixed solution B, uniformly dispersing to obtain a mixed solution C; and spraying the mixed solution C to a substrate surface, and performing normal-temperature ventilation and drying to obtain the super-hydrophobic composite coating. The super-hydrophobic coating prepared by the method has the characteristics of low contact area with water, low viscous force and self-cleaning, and also has good anti-algae-adhesion performance, and has a wide application prospect in marine antifouling.

The utility model discloses a kind of air purification equipment with cleaning structure, it is related to air purifier technical field, including shell, the shell inside bottom end fixedly connected with base, the base top is equipped with support, the support inside is annular array and is equipped with multiple outer filter element, the support inside center is equipped with intermediate filter element, the base top one side is equipped with moving frame, the moving frame inside is provided with moving plate, the moving plate front side is fixedly connected with cleaning brush, the cleaning brush and outer filter element outer surface are in conformity, this air purification equipment with cleaning structure, when cleaning brush can be completely in outer filter element surface after dust removal when moving up and down in rotation process, it is beneficial to the self-cleaning of outer filter element, cleaning step can be carried out when working, and purification work will not be affected.

The invention discloses a mixing device for PCB electroplating, which belongs to the technical field of mixing devices, and comprises a barrel, a single-axis driver, a plurality of feeding mechanisms, a mixing mechanism, a cleaning mechanism and a discharging mechanism. The single-axis driver is arranged horizontally, the barrel is slidably connected to the single-axis driver, a plurality of feeding mechanisms are connected to the barrel, and the feeding mechanism is connected to the inside of the barrel, the mixing mechanism and the cleaning mechanism are both arranged inside the barrel, and the cleaning mechanism is located above the mixing mechanism. The invention transports the barrel to different positions through the single-axis driver, which is convenient for adding medicine to a plurality of electroplating tanks, thereby saving equipment investment. The feeding mechanism adds different reagents into the barrel, and the mixing mechanism mixes the reagents. When mixing is completed, the discharging mechanism adds medicine into the electroplating tank, and the cleaning mechanism performs self-cleaning on the inside of the barrel.

The invention discloses a ventilation and heat dissipation structure of a computer, and relates to the technical field of computers, the ventilation and heat dissipation structure of the computer comprises a computer body, the computer body comprises a case, the left side of the case is provided with a plurality of heat dissipation grooves, and the heat dissipation grooves are distributed at equal intervals. By arranging the cleaning assembly and the cleaning mechanism, the transmission mechanism can drive the cleaning mechanism and the cleaning assembly to complete self-cleaning of the heat dissipation groove, so that the self-cleaning effect is achieved, and the problem that when an existing computer is subjected to heat dissipation, heat dissipation is generally conducted through the heat dissipation groove after a refrigeration fan is adopted is solved. The problems that an existing heat dissipation groove is not provided with a self-cleaning structure during use, more and more external dust is accumulated on the surfaces of heat dissipation holes along with the increase of time, then the use efficiency of the heat dissipation groove is affected, the heat dissipation effect is reduced, and certain limitation exists are solved, and the self-cleaning effect is achieved.

This invention discloses a self-cleaning screw extruder for polyester filament production, comprising a screw extrusion structure, an auxiliary anti-splash component slidably connected to the screw extrusion structure, a high-temperature rinsing structure slidably connected to the screw extrusion structure, a spinneret structure detachably mounted on the screw extrusion structure, an extrusion assembly detachably mounted on the bottom box, a limit adjustment component fixed on the extrusion assembly, a guide assembly passing through the extrusion assembly, an upper semi-circular sealing shell sealingly connected to the upper side of the lower semi-circular sealing shell, auxiliary filters fixed on the left sides of both the lower and upper semi-circular sealing shells, a guide pipe connected to the left sides of the lower and upper semi-circular sealing shells, a connecting flange fixed to the left side of the guide pipe, an impurity filter embedded in the guide pipe, and a discharge pipe connected to the lower side of the lower semi-circular sealing shell. This self-cleaning screw extruder for polyester filament production automatically cleans the screw rod inside the extrusion assembly, providing auxiliary anti-splash protection and the advantage of quick spinneret replacement.

The invention discloses a functional melamine resin optical coating cured by sunlight and a preparation method of the functional melamine resin optical coating. The functional melamine resin optical coating is prepared by mixing 100 parts of trifunctional structure melamine resin, 1-10 parts of a cross-linking promoting agent and 1-20 parts of a catalyst. Wherein the melamine resin with the three-functional structure contains three active reactive groups, namely-CH2OH,-CH = CH2 and-O-C (CH2) 2-CO-C6H5, and is prepared from 126 parts of melamine, 243 parts of a formaldehyde solution (37%), 50 to 150 parts of hydroxyethyl acrylate, 50 to 200 parts of polyol and 2 to 10 parts of a photosensitizer through an amination synthesis reaction. According to the functional melamine resin optical coating provided by the invention, the coating curing process has the remarkable characteristics of low carbon, energy conservation, high efficiency and convenience, and the prepared coating has outstanding optical performance and functionality; besides, the functional melamine resin optical coating can be used as a high-performance and functional coating and is widely applied to the field of optical protective coatings.

The present invention provides a ring network box and a heat dissipation device thereof, wherein the heat dissipation device comprises an outer shell, a heat dissipation filter, a first rigid paddle, a second rigid paddle, a first baffle, a second baffle, a first telescopic rod, a second telescopic rod, a first driving member and a second driving member, the upper and lower ends of the heat dissipation filter are fixedly connected to the outer shell, the first rigid paddle and the second rigid paddle are alternately arranged along the length direction of the heat dissipation filter to divide the heat dissipation filter into a plurality of heat dissipation areas, the first baffle and the second baffle are alternately connected to the upper ends of the plurality of heat dissipation areas through their upper side edges, two adjacent first rigid paddles are connected through the first telescopic rod, and two adjacent second rigid paddles are connected through the second telescopic rod to change the opening size of the heat dissipation channel, the first driving member is configured to be able to push the plurality of first rigid paddles to move relative to the outer shell, and the second driving member is configured to be able to push the plurality of second rigid paddles to move relative to the outer shell to achieve a self-cleaning effect.

The invention discloses a novel potato sowing device, comprising: a ridge-opening mechanism, a soil-covering mechanism, a sowing mechanism and a moving mechanism, wherein the sowing mechanism is located above the moving mechanism, the ridge-opening mechanism is located in front of the moving drive mechanism, and the soil-covering mechanism is located behind the moving mechanism. The novel potato sowing device is a device that feeds evenly by vibration, has a single feeding position, does not sow repeatedly, is easy to self-clean, is driven by walking, and saves energy.

The invention relates to the field of film materials, in particular to a high-transparency insulating anti-corrosion heat-dissipation self-cleaning coating film as well as a preparation method and application thereof. The invention discloses a high-transparency insulating anti-corrosion heat-dissipation self-cleaning coating film which is prepared from the following raw materials in parts by mass: 20-40 parts of basic emulsion, 30-60 parts of nanoparticles, 10-20 parts of a functional aid, 20-30 parts of a diluent, 15-25 parts of silicone oil, 1-3 parts of a flatting agent, 2-5 parts of a wetting agent and 1-3 parts of a dispersing agent. The high-transparency insulating anti-corrosion heat-dissipation self-cleaning coating film prepared by the invention can maintain excellent insulating performance, good heat dissipation performance, good anti-corrosion performance, good self-cleaning performance and good mechanical performance, and also has good dustproof, anti-fouling, waterproof, salt-resistant, anti-corrosion, anti-aging and antistatic performance; according to the invention, the requirements of the fields of electronic components, electronic products, photovoltaic inverters, motors, cabinets, electric wires and cables, boilers, high-temperature pipelines and the like on the diversified performance of insulation, corrosion prevention, heat dissipation and self-cleaning are met, better comprehensive performance is realized, the service life is prolonged, the energy-saving effect is good, the use cost is reduced, and the application prospect is very excellent.

The utility model relates to the technical field of rotary kilns, and provides a novel rotary kiln which comprises a kiln head seat, one side of the inner wall of the kiln head seat is fixedly connected with a conveying hopper, one side of the conveying hopper is rotatably connected with a kiln body extending to the outside of the kiln head seat, one side of the kiln body is rotatably connected with a kiln tail seat, and the kiln tail seat is fixedly connected with the conveying hopper. A rotary gear is fixedly connected to the middle position of the surface of the kiln body, a driving gear meshed with the rotary gear is rotatably connected to the bottom end of the rotary gear, a carrier roller is rotatably connected to the upper end of the inner wall of the bracket, and a self-cleaning assembly is arranged on the inner wall of the bracket. And the sliding block slides to drive the cleaning plate to ascend by utilizing the elastic force of the fixed spring, so that the top end of the scraping plate clings to the bottom end of the carrier roller, and after the subsequent carrier roller rotates, the surface of the carrier roller can be rotationally scraped by utilizing the scraping plate, impurities on the surface of the carrier roller are scraped and cleaned, and the cleanliness of the surface of the carrier roller is ensured.

The utility model relates to the technical field of pipe jacking caisson work discloses a pipe jacking caisson convenient to maintain, including support pipeline subassembly, its characterized in that: the bottom periphery of support pipeline subassembly is fixed with the adjustment fixed component, and the top of support pipeline subassembly is fixed with the mounting bracket subassembly, the middle spacing of mounting bracket subassembly is fixed with the self -cleaning component, and the bottom spacing of self -cleaning component is installed in the inner wall inside support pipeline subassembly. The utility model discloses a self -cleaning component in the middle fixed mounting of device can make when using this kind of device, when needing to clean and maintain inside after using for some time, this time can realize the cleaning mode of rotating ascending and descending through the self -cleaning component of setting, so that the convenient self -cleaning work effect can be realized.

The utility model discloses food wastewater treatment equipment, and relates to the technical field of wastewater treatment, the food wastewater treatment equipment comprises an equipment box, the top of the equipment box is provided with a device box, the bottom of the device box is communicated with the top of the equipment box through a through hole, and the side edge of the device box is provided with a water inlet hole; a first filter screen and a second filter screen are sequentially arranged in the device box from top to bottom, and connecting blocks are arranged on the two sides of the inner side wall of the device box. The rotating shaft and the connecting block are driven by the driving assembly to rotate, so that the first filter screen and the second filter screen can be turned over by a half circle, residues originally located on the tops of the first filter screen and the second filter screen can be turned over to the lower side and then fall into the respective settling boxes, and the settling boxes are used for collecting the residues; and then cleaning water is injected into the first connecting pipe and the second connecting pipe, so that the first filter screen and the second filter screen can be washed, and the first filter screen and the second filter screen can be self-cleaned conveniently.

The utility model discloses a dust removal device of a grain drying tower, and particularly relates to the technical field of dust removal devices, the dust removal device comprises a first mounting frame and a second mounting frame fixed on one side of the first mounting frame, a centrifugal dust remover is mounted on the first mounting frame, an exhaust pipe is arranged at the top of the centrifugal dust remover, and a dust removal fan is arranged on the exhaust pipe. A dust discharging hopper is arranged at the bottom of the drying tower, a fan is mounted on the second mounting frame, and the drying tower further comprises a filtering and dehumidifying mechanism for performing primary treatment on waste gas discharged by the drying tower; according to the utility model, through the arrangement of the filtering and dehumidifying mechanism, waste gas can be preliminarily filtered and can be dehumidified, so that the problem that dust is attached to the inside of the centrifugal dust collector to scale due to high humidity of the waste gas is avoided, subsequent self-cleaning of the centrifugal dust collector is facilitated, the dust collection effect of the centrifugal dust collector is improved, and the service life of the centrifugal dust collector is prolonged. The efficient dust removal of the grain drying tower waste gas is further realized.

The multi-stage purification device comprises a purification bin, an air inlet cylinder is arranged above the purification bin, air inlet grooves are evenly formed in the side face of the air inlet cylinder, an air inlet plate, an air outlet plate and a plurality of partition plates are arranged in the purification bin, an air flow channel is formed between one side of each partition plate and the inner wall of the purification bin, and an air outlet channel is formed between the other side of each partition plate and the inner wall of the purification bin. A purification plate is arranged between every two adjacent partition plates, hollow grooves distributed with the airflow channels in a staggered mode are formed in the purification plates, and an antistatic layer, a low-resistance polytetrafluoroethylene film and a glass fiber layer are sequentially arranged in each hollow groove in the airflow flowing direction. The air purifier has the characteristics of high maintenance cost, trouble in replacement and short purification time.

This utility model provides a sandblasting machine with a self-cleaning function, relating to the field of sandblasting machine technology. It includes a sandblasting mechanism with an air-jet cleaning mechanism on its side and an adjustment mechanism inside. This utility model achieves high-efficiency cleaning by opening a valve on a connecting valve, allowing high-pressure gas to be delivered to an air-jet pipe via a connecting pipe and hose. The gas is then ejected through high-pressure nozzles distributed vertically on the air-jet pipe. A rotating motor is installed at one end of the air-jet pipe, driving the pipe to rotate and oscillate back and forth. This oscillation allows for increased air-jet cleaning range, facilitating efficient air-jet cleaning. High-pressure gas blows debris into the hopper and then discharges it through the discharge port, completing the cleaning process and ensuring internal cleanliness. This prevents damage caused by debris accumulation and backflow into the sandblasting equipment.

The invention relates to the technical field of coffee machines, in particular to a vertical capsule coffee machine raw material high-precision feeding structure which comprises a lifting frame, a first sliding groove is formed in the lifting frame, a rotatable threaded rod is arranged at the center of the first sliding groove, and a first sliding block matched with the threaded rod in a threaded mode is arranged on the threaded rod. A mounting frame fixedly connected is arranged on the side wall of the first sliding block, second sliding grooves are formed in the two opposite side walls of the mounting frame, a movable puncturing mechanism is arranged in the mounting frame and comprises a movable hollow inserting needle, the hollow inserting needle is located in the mounting frame, and a slidable cleaning mechanism is arranged in the second sliding grooves; the cleaning mechanism comprises a slidable sponge block, the sponge block is located below the hollow inserting needle, the puncturing mechanism is arranged to puncture a coffee capsule conveniently, the cleaning mechanism is arranged to clean the punctured hollow inserting needle conveniently, and the situation that follow-up coffee liquid pollution is caused, and use of consumers is affected is avoided.

The invention discloses a cleaning system, comprising: a transfer flow guide device provided with a sewage discharge channel and a cleaning channel, the sewage discharge channel being respectively communicated with the cleaning channel and a sewer; the range hood module is provided with a smoke collecting cavity, an oil collecting groove and an air cabinet assembly, and the smoke collecting cavity is communicated with the pollution discharge runner through the oil collecting groove; the dish washing machine module is provided with an inner container assembly, a water cup assembly and a water drainage assembly, and a water drainage opening of the water cup assembly is communicated with the oil collecting groove and / or the cleaning flow channel through the water drainage assembly. According to the cleaning system, a water draining scheme is provided for the range hood, and self-cleaning can be conducted on the oil collecting groove of the range hood module and / or the sewage draining flow channel of the transfer flow guiding device through the dish washing machine module. The invention further discloses a control method of the cleaning system.

The utility model discloses a mixing device for waterproof coiled material production. The mixing device comprises a bracket and a mixing barrel, the device has the beneficial effects that when raw materials of the waterproof coiled material are mixed, the waterproof coiled material can be put into the mixing barrel, then an electric cylinder is started to shorten until a top plate is inserted into the mixing barrel, a stirring motor drives a main shaft to rotate and further drives a stirring rod to rotate for mixing, and after mixing is completed, the electric cylinder continues to shorten to drive a bottom plate and the top plate to move downwards; the top plate moves downwards to drive the top ring to move downwards, and the top ring is in sliding butt joint with the inner wall of the mixing barrel, so that materials adhered to the inner wall of the mixing barrel can be scraped off, material residues are avoided, and clean production is facilitated; materials adhered to the top surface of the bottom plate and residual materials can be thrown away through centrifugal force, and materials adhered to the surface of the stirring rod can also be thrown away, so that the comprehensiveness and convenience of cleaning are improved.