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39results about How to "Achieve self-cleaning" patented technology

Efficient anti-scaling condensation pipe

The invention relates to an efficient anti-scaling condensation pipe. A thin-wall circular pipe is made of stainless steel, straight pipes with equal diameter are at two ends, a corrugated pipe is on the middle part, and the outer surface of the corrugated pipe is evenly distributed with raised pyramid lug bosses. The condensation pipe has the following advantages that: because fluid in the corrugated pipe disturbs intensively at low flow rate to generate turbulent flow which has complete flushing function on the pipe wall, the easy-scaling problem of the condensation pipe is well solved; simultaneously, due to surface curvature change and axial extension change of the corrugated pipe caused by temperature and larger linear expansibility difference of the stainless steel pipe wall and the scale, the scale is easy to fall off, self cleaning of the pipe is achieved, and the scale removing problem of the condensation pipe is well solved; moreover, the pyramid lug bosses on the outer surface of the corrugated pipe increase the heat exchange area and puncture condensate membranes, so drops are easy to form and drop quickly along a wave crest, and the vapor-liquid conversion time is quickened. The pipe has light weight, high strength and quick heat transfer, and is superior to the prior structural copper pipe in economic benefit, service life and the like.
Owner:吕美琪

Building sewage treatment equipment

The invention relates to the field of sewage treatment equipment, in particular to building sewage treatment equipment. It comprises a main body, wherein the inner cavity of the main body is hollow and is provided with a water inlet and a water outlet, and a water inlet bin is arranged at the water inlet. The inner cavity of the main body is provided with a crushing bin and a processing bin. A crushing device is arranged in the crushing bin. The processing bin is divided into a filtering chamber, a settling chamber and a filtering chamber by a filtering plate and an inner wall barrel, the inner wall barrel is hollow, and the inner cavity of the inner wall barrel is a filtering chamber. A filter plate is arranged between the filter chamber and the settling chamber, and filter holes are arranged on the filter plate. The out wall of that inner wall barrel is in seal contact with the inner wall of the main body, the front end of the inner wall barrel is provided with a wat passing hole, and the rear end of the inner wall barrel is provided with a water outlet end. The wat passing hole is high than that bottom surface of the settling chamber. The filter chamber is provided with a hollowfiber membrane. According to the invention, multi-stage physical filtration can be realized on the building sewage, near-extreme physical filtration can be realized, solid dirt in the building sewagecan be effectively removed, and filtration and water purification effects are excellent.
Owner:SHAOXING UNIV YUANPEI COLLEGE

Filter bag reinforced self-cleaning type centrifugal machine

The invention discloses a filter bag reinforced self-cleaning type centrifugal machine. The filter bag reinforced self-cleaning type centrifugal machine comprises a shell, a rotary drum arranged in the shell, a power device arranged in the shell for driving the rotary drum to rotate and a filter bag located in the rotary drum, wherein the outer wall of the filter bag clings to the inner wall of the rotary drum; the structure of the power device for driving the rotary drum to rotate is arranged into one comprising a main shaft, a lifting shaft, a lifting cover, a first driving mechanism and a second driving mechanism; by arranging the structures of the main shaft, the lifting shaft, the lifting cover, the first driving mechanism and the second driving mechanism, in the process of driving the rotary drum and the filter bag to synchronously rotate, the filter bag can be pulled to shrink and stretch, and accordingly, materials attached to the wall of the filter bag directly fall off, so that the purposes of realizing filter bag self-cleaning and improving the centrifugal effect are achieved; and at the same time, a plurality of reinforcing strips are arranged on the outer surface of the filter bag so as to improve the tensile strength of the filter bag, and the filter bag can closely cling to the inner wall of the rotary drum after being reset.
Owner:ANHUI PUYUAN SEPARATION MACHINERY MFG CO LTD

Multi-layer S-shaped coiled tube type flash heater

A multi-layer coiled tube type flash heater comprises an end socket, a cylinder, a coiled tube assembly and a supporting plate. The end socket is detachably connected with the cylinder through a flange. The coiled tube assembly is located in the end socket and the cylinder and fixedly connected with the end socket. The coiled tube assembly is arrayed from bottom to top in a multi-layer mode. Coiled tubes in each layer are arrayed in an S shape in a reciprocation mode, and the pipe diameters of the coiled tubes gradually increase from bottom to top. The multi-layer coiled tube type flash heater is simple in structure, the pipe diameters of the coiled tube assembly gradually increase from bottom to top, and vaporization space is provided for materials; the S-shaped coiled tube type is adopted, and therefore the volume and the area are large, and the heat transfer efficiency is high; a slide way is arranged in the cylinder, and therefore the coiled tube assembly can be conveniently pushed in and pulled out, and convenience is provided for overhauling; the whole coiled tube assembly inclines by a certain degree, and therefore it can be ensured that liquid inside the coiled tubes can be completely discharged, and the multi-layer coiled tube type flash heater is easy to clean and convenient to maintain.
Owner:DALIAN HISCIEN ENG

Multi-circulation-hole type safety cut-off flat valve

The invention relates to a flat valve, and particularly relates to a multi-circulation-hole type safety cut-off flat valve. The upper end of a shell I is fixedly connected with a mounting ring; a buckle cover is rotationally connected in the mounting ring; the lower end of the buckle cover is fixedly connected with a plug column; the plug column is rotationally connected in the shell I; a center column is fixedly connected to the center of the lower end of the buckle cover; a middle through hole is formed in the middle of the center column from front to back; four shifting plates are uniformly and integrally connected to the center column in the circumferential direction; the upper ends of the two shifting plates located in front are each provided with a middle groove; the two shifting plates located in front are each provided with a bypass hole from front to back; the bypass holes communicate with the adjacent middle grooves; a plate body I is slidably connected in each middle groove; a communicating opening I is formed in the upper side of each plate body I; the communicating openings I can communicate with or be staggered from the corresponding bypass holes; the upper end of each plate body I is fixedly connected with a connecting block; a screw rod I is rotationally connected in each connecting block; the screw rods I penetrate through the plug column to be in threaded connection with the buckle cover; and a shell II is fixedly connected to the lower end of the shell I. According to the multi-circulation-hole type safety cut-off flat valve, the effect of single-inlet single-row, single-inlet double-row or single-inlet three-row of an upper-layer passage can be achieved according to adjustment.
Owner:江苏江沅机械有限公司

Concealable bedside cabinet convenient to use

The invention relates to the technical field of bedside cabinets, and discloses a concealable bedside cabinet convenient to use. The concealable bedside cabinet comprises a cabinet body, wherein a hollow channel is formed in the cabinet body; the surface of the hollow channel is fixedly connected with a limiting frame; a spring rod is movably connected into the limiting frame; the upper end of thelimiting frame is fixedly connected with a push rod; the push rod is internally connected with a roller, and the surface of the roller is connected with fan blades; a connecting rod is movably connected to the joint of the limiting frame and the push rod; a movable plate is fixedly connected to the end, away from the limiting frame, of the connecting rod; a compression spring is movably connectedto the interior of the movable plate; and a sliding block is fixedly connected to one end of the compression spring. The area of the cabinet body is enlarged on a horizontal plane, thus the installation of the cabinet body is completed; when the cabinet needs to be folded, the spring rod can be pulled, the spring rod contracts and pulls the movable plate through the connecting rod, the rear movable plate pulls out a clamping block clamped in a clamping base, and the rear parts lose the limiting effect, so that the effects of quick and convenient folding and contracting are achieved.
Owner:王杰

Clamping device for magnet grinding and magnet grinding equipment

The invention discloses a clamping device for magnet grinding and magnet grinding equipment. The clamping device comprises a hollow rotary shaft, a rotary platform, clamping air cylinders, baffles, a magnet and a gas supply device. One end of the hollow rotary shaft is fixedly connected with a frame body. The rotary platform is mounted on the hollow rotary shaft through a bearing. The clamping air cylinders are mounted on the rotary platform. The baffles are connected with piston rods of the corresponding clamping air cylinders. The clamping air cylinders drive the baffles to clamp the magnet to be ground. The gas supply device is used for providing working gas for the clamping air cylinders; the gas supply device comprises a gas supply pipeline and a rotary gas joint. The rotary gas joint communicates the clamping air cylinders and the gas supply pipeline. The rotary gas joint is mounted in the hollow rotary shaft. By the adoption of the clamping device, the problem that when a permanent magnet is machined through a vertical shaft round-table surface grinding machine with an electromagnetic chuck, the magnet generates a low-intensity magnetic field due to the magnetic force generated by the electromagnetic chuck, and consequently great inconvenience is brought to following machining, transportation and surface antiseptic treatment is solved.
Owner:BEIJING ZHONG KE SAN HUAN HI TECH

Cat-raising window sealing net easy to disassemble

The invention discloses a cat-raising window sealing net easy to disassemble, and relates to the technical field of safety protection. The cat-raising window sealing net comprises a fixing structure, a storage cylinder and a folding net, wherein the inner wall of a spiral spring is movably connected with the outer wall of a concentric-square-shaped spring, a gauze structure comprises six rolling connecting rods and a high-density net, the gauze structure is fixedly connected to the inner wall of the folding net, and the two ends of an elastic rope are fixedly connected with the outer wall of a rotating ball. Accordingly, by means of the concentric-square-shaped spring and the spiral spring, the folding net can be automatically stored in the storage cylinder, operation is convenient, clamping pieces at the two ends of the storage cylinder are clamped with fixing clamping groove pieces, the net can be directly taken down when not used, and convenience is brought to installation and disassembly; when a cat grasps the gauze structure, the rotating ball can rotate along with the gauze structure, the gauze structure can generate vibration, the cat cannot climb to the window sealing net, and the effect of protecting the safety of the cat is achieved; and due to vibration, dust is not likely to fall on the gauze, and the self-cleaning beneficial effect is achieved.
Owner:临沂瑞钢联管业有限公司

Primary wind speed wear-resistant type measuring device

The invention relates to a primary wind speed wear-resistant type measuring device. The primary wind speed wear-resistant type measuring device comprises a windward sampling tube, a leeward sampling tube, a windward tube secondary sediment chamber, a leeward tube secondary sediment chamber, a windward pressure leading joint, a leeward pressure leading joint, a flange, a fixed seat, a windward probe, a leeward probe, a windward vibration beating rod and a leeward vibration beating rod. The primary wind speed wear-resistant type measuring device has the beneficial effects that the windward sampling tube and the leeward sampling tube are fixedly installed on the fixed base and are separated by the fixed base, the back-to-back welding of two sampling tubes is replaced, inaccurate sampling dataof the sampling tubes due to the fact that the positions of the sampling tubes are unstable relative to an air duct is avoided; the sampling probes adopt wear-resistant ceramic materials, the servicelife of the sampling tubes is prolonged, and the service cycle is prolonged; the angle between the sampling tubes and a secondary ash settling chamber is 40 degrees, the sampling tubes communicate with the secondary ash settling chamber, a pressure leading tube communicates with the secondary ash settling chamber, secondary ash settling is achieved, the measurement accuracy is ensured, and ash isprevented from entering a pressure differential transmitter.
Owner:大唐双鸭山热电有限公司

LED street light module with self-cleaning anti-scattering cover

The invention discloses an LED street lamp module provided with a light transmitting cover with the self-cleaning and scattering-preventing functions. The LED street lamp module is composed of a heat sink (1), a driving power supply (2), a metal cavity (3), a high-power white-light LED (4), an ultraviolet LED (5), a free-form surface lens (6) and the glass light transmitting cover (7), wherein the LEDs and a PCB are placed in the metal cavity (3). The LEDs and the PCB are arranged in the cavity, the end face of the cavity and the light transmitting cover constitute a sealed cavity through sealants, the sealed cavity is filled with helium or neon inert gases or other mixed gases, high thermal conductivity is achieved, and water vapor or haze is prevented from polluting the LEDs and the lens in the sealed cavity. The surface of the light transmitting cover is coated with a hydrophilic or hydrophobic or hydrophilic / hydrophobic combined thin film, hydrophilic spreading is conducted under ultraviolet irradiation, dust and scattered water drops on the surface of the light transmitting cover are removed, the dust on the surface of the light transmitting cover is brought away under the hydrophobic effect when no ultraviolet light exists, and high light transmission of the LED street lamp module is kept.
Owner:CHINA JILIANG UNIV +1

Mobile phone glass rear cover coating liquid as well as preparation method and application thereof

ActiveCN114702900AGuaranteed hydrophobic and lipophilic propertiesAchieve self-cleaningCoatingsSolventMobile phone
The invention relates to mobile phone glass rear cover coating liquid as well as a preparation method and application thereof. The invention relates to a coating liquid for a glass rear cover of a mobile phone. The coating liquid comprises the following components in parts by weight: 0.625-1.0 part of organosiloxane; 6.25 to 10.0 parts of a solution A; 90 to 100 parts of a solvent; wherein the solution A is a solution obtained by diluting modified POSS with the solvent until the mass concentration is 1%. The preparation method of the mobile phone glass rear cover coating liquid is simple, and the mobile phone glass rear cover coating liquid is applied to a surface treatment coating obtained on the surface of glass or other base materials. Lipophilic groups on the organic siloxane and the modified POSS are utilized to enable grease substances in fingerprints to be easily dissolved or dispersed, the sensitive degree of vision to the fingerprints on the surface of the surface treatment coating can be weakened, and by regulating and controlling the ratio of the organic siloxane to the solution A, namely regulating and controlling the ratio of the organic siloxane to the modified POSS, the fingerprint on the surface of the surface treatment coating can be effectively removed. And the surface of the surface treatment coating has moderate smoothness, excellent moderate hydrophobic cleaning capability and wear resistance.
Owner:东莞泰岳先进材料有限公司
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