18results about How to "Reduce filter load" patented technology

The utility model discloses a high-precision pressure split-flow filtering melt filter element which comprises a machine body, a plurality of supporting legs are arranged at the lower end of the machine body, a feeding hopper is arranged at the upper end of the machine body, a first flow equalizing plate is arranged at the upper end of the machine body, and a feeding cavity is defined by the first flow equalizing plate and the top of the machine body. A material pushing mechanism is arranged in the feeding cavity, a first current carrying plate is arranged at the upper end of the machine body, the first current carrying plate corresponds to the lower portion of the first current equalizing plate, a first supporting plate is arranged at the lower end of the machine body, a plurality of filtering mechanisms are arranged on the first supporting plate, and a plurality of first flow dividing openings are formed in the first current carrying plate; and the first shunting ports are in one-to-one correspondence with the filtering mechanisms. According to the high-precision pressure split-flow filtering melt filter element provided by the utility model, a spinning solution can be uniformly split into a plurality of filtering frame bodies, and is filtered by a plurality of filtering mechanisms, so that the spinning solution can be quickly filtered, the working efficiency is improved, and the filtering load is reduced.

The invention provides a filter assembly, an indoor unit and an air conditioner, and relates to the technical field of air conditioners. The filter assembly comprises a filter screen without an adsorption function and a framework with an adsorption function, the framework comprises a frame body, a mounting opening is defined by the frame body, and the filter screen is arranged at the mounting opening in a matched mode. The indoor unit comprises a shell and the filter assembly, the shell is provided with an air inlet, and the frame body of the filter assembly is connected to the shell and corresponds to the air inlet. The air conditioner comprises an outdoor unit and the indoor unit, and the indoor unit and the outdoor unit are communicated through a refrigerant pipe to form refrigerant circulation. The filtering assembly is good in airflow filtering effect, the filter screen is not prone to being blocked, the air inlet amount of the indoor unit can be ensured, and therefore the temperature adjusting efficiency of the indoor unit and the use comfort of a user are ensured.

This utility model discloses a multi-stage dust filtration and purification device for sandblasting machines, belonging to the technical field of dust purification devices. It includes: a sandblasting machine body; a connecting pipe fixedly installed on one side of the sandblasting machine body; a purification box installed at one end of the connecting pipe; a spray assembly inside the purification box; and a water tank, which has a short pipe fixedly installed on the top of the water tank and a water outlet pipe at the top of the short pipe. This achieves preliminary dust purification, significantly reducing the filtration load on subsequent filter boxes one and two, extending the service life of the primary and secondary filter plates, and significantly reducing the dust content in the exhaust gas, effectively meeting environmental emission standards, reducing dust pollution to the atmospheric environment, and greatly shortening the time for cleaning and replacing filter plates. It also avoids performance degradation of the entire purification device due to local filtration failure, and the double fixing prevents the filter plates from loosening or shifting during operation.

The application discloses a liquor bottle glass raw material efficient homogenizing mixing and stirring device, belonging to the technical field of stirring device accessories, which comprises a machine body, a top cover and a main shaft, further comprises a shell, the shell wraps the main shaft and forms a gap with the outer wall of the main shaft; a booster ring is sleeved on the main shaft; the upper end of the booster ring is sealingly arranged with the main shaft, and the lower end of the booster ring is sealingly arranged with the upper end of a partition plate; gas holes are formed in the booster ring along the radial direction; an air charging pump is arranged, and the air outlet of the air charging pump is communicated with the gas holes outside the booster ring; a filtering unit is arranged in the annular area between the outer wall of the partition plate and the inner wall of the shell, and the upper and lower spaces of the area are separated by the shell; the active isolation is realized by the air curtain, the glass powder is prevented from penetrating into the connection part of the main shaft from the root, and the wear of the main shaft and the connection part is greatly delayed; the multiple sealing cooperation of the booster ring, the partition plate and the main shaft reduces the equipment maintenance frequency and cost and prolongs the service life of the equipment.

The invention discloses a crystallization system for glyphosate technical production, and relates to the technical field of glyphosate technical production, the crystallization system comprises a crystallization kettle and a filter box, the two ends of the filter box are provided with a liquid inlet and a liquid outlet respectively, and the sides, close to the liquid inlet, of the top end and the lower end of the filter box are provided with a cleaning port and a discharge port respectively; an upper plugging plate and a lower plugging plate are detachably mounted on the cleaning port and the discharge port respectively, and a plurality of filter plates are movably mounted in the crystallization kettle; and driving mechanisms are arranged on the two sides of the filtering box. According to the invention, a plurality of filter plates are adopted, and the pore diameters of the filter plates are designed from large to small, so that large-particle crystals can be preliminarily filtered and the filter resistance can be dispersed, the particle filter load borne by each layer of filter plate is relatively small, the resistance is increased gently, fluid is easier to pass through, and the amount of fluid passing through the filter system in unit time is increased; therefore, the filtering flux and the overall filtering efficiency are improved.

The invention relates to the technical field of cloth bag dust removal, in particular to a hot galvanizing flue gas collecting and treating device. Comprising a cylinder body and a cylinder frame supported and connected below the cylinder body, the barrel body is formed by combining a cylindrical part at the upper part and an inverted cone part at the lower part; an air outlet joint is arranged at the top of the cylinder body; an air inlet joint is arranged on the arc-shaped outer wall of the cylindrical part of the barrel body; a discharge valve is arranged at the bottom of the barrel; a valve rod with a plurality of valves is rotationally connected in the discharge valve; the valve rod is driven by a lower motor; an inverted cone cylinder is arranged on the inner side of the inverted cone part of the cylinder body; the bottom of the inverted conical cylinder is fixedly connected with the inner side of the cylinder body through a fixing block; according to the invention, flue gas enters the cylinder and is subjected to rotating centrifugation, so that gas and smoke particles in the flue gas are preliminarily separated and then penetrate through the cloth bag, the difficulty of the flue gas penetrating through the cloth bag is greatly reduced, and the flue gas treatment efficiency is improved.

The utility model provides a fresh air processing chamber with a heat recovery function. The fresh air processing chamber comprises a building body, a filtering air passing module, a first heat exchanger and a second heat exchanger. The building body is provided with a containing space, and a first partition wall dividing the containing space into an air inlet cavity and an air conditioner room is arranged in the containing space. The filtering air passing module can push the fresh air to move towards the air conditioner room and filter the fresh air. The first heat exchanger can be arranged on the exhaust fan. The second heat exchanger is arranged in the first partition wall and provided with an airflow channel and a second heat exchange tube bundle located in the airflow channel, the second heat exchange tube bundle communicates with the first heat exchanger through a connecting pipeline, and the second heat exchanger can work together with the first heat exchanger so as to recover heat brought out by the exhaust fan in winter. Or the cooling capacity brought out by the exhaust fan is recycled in summer. According to the fresh air processing chamber with the heat recovery function, energy consumption of an air conditioning unit can be reduced, production and living cost is reduced, and practicability is high.

The invention relates to the technical field of gas-solid phase reaction, in particular to a fluidized bed reactor and a pyrolysis method. The interior of the fluidized bed reactor comprises a dense-phase zone (1), a dilute-phase zone (2) and a gas-solid separation zone (3) from bottom to top, and a filter (4) is arranged in the gas-solid separation zone (3); the fluidized bed reactor further comprises a fine powder collecting cone (5) and a discharger (6), and the fine powder collecting cone (5) is arranged in the gas-solid separation area (3) and used for collecting fine powder separated by the filter (4); and the discharger (6) is connected with the fine powder collecting cone (5), is arranged outside the fluidized bed reactor and is used for discharging the fine powder in the fine powder collecting cone (5) out of the fluidized bed reactor. According to the fluidized bed reactor disclosed by the invention, fine powder separated by the filter can be efficiently discharged out of the fluidized bed reactor, so that the content of the fine powder in the fluidized bed reactor can be remarkably reduced, stable operation of a bed layer is ensured, and the fluidization effect is improved.

This utility model discloses a portable household water purification device, including a housing. A U-shaped arrangement of water purification pipes is fixedly installed inside the housing, with both ends extending to the outside of the housing. In this utility model, a pre-filtration system is formed by installing a filter cartridge and a stainless steel filter screen at the water inlet end of the water purification pipe. The stainless steel filter screen effectively intercepts large particulate impurities in the water. This design prevents large particulate impurities from directly entering the primary, secondary, and tertiary filter cartridges and the ultrafiltration filter, avoiding clogging of the filter cartridge pores due to sediment and rust in the water. This significantly reduces the filtration load on the filter cartridges and prevents large particulate impurities from scratching the hollow fiber ultrafiltration membrane of the ultrafiltration filter, effectively protecting the filtration performance of the ultrafiltration filter, greatly extending the service life of the entire filtration system, reducing the frequency of filter cartridge replacement and equipment maintenance, and lowering long-term operating costs.

The utility model provides an ultrafiltration membrane pipeline connecting fitting, which relates to the technical field of ultrafiltration membranes, and comprises a treatment tank, the outer surface wall of the treatment tank is fixedly communicated with a water inlet joint, the outer surface wall of the treatment tank is fixedly communicated with a water outlet joint, the inner surface wall of the treatment tank is fixedly connected with a fixing ring, and the outer surface wall of the treatment tank is fixedly connected with a water outlet joint. The top of the fixing ring is movably contacted with a filter screen, the top of the treatment tank is movably contacted with a sealing cover, a bearing is fixedly inserted into the inner surface wall of the sealing cover, and a rotating rod is fixedly inserted into the bearing. According to the utility model, under the interaction of all the components of the device, water to be treated entering the ultrafiltration membrane system can be efficiently pretreated, pollutants such as impurities and particles at the water inlet end of the ultrafiltration membrane are removed, and the filtering load of the ultrafiltration membrane is reduced, so that the service life of the ultrafiltration membrane is prolonged, the operation stability of the system is improved, and the overall filtering efficiency is improved.

The utility model discloses a flue gas desulfurization and dust removal filter which comprises a box body, a desulfurization box is fixedly installed at the bottom in the box body, a transmission box is fixedly connected to the position, close to the bottom, of one side of the box body, a motor is fixedly installed at the bottom of one side in the transmission box, a first transverse rod is arranged on one side of the motor, and a second transverse rod is arranged on the other side of the motor. And a protection box is fixedly connected to the center of the top of the desulfurization box. According to the flue gas desulfurization and dust removal filter, through the design of a motor, a first cross rod, a second cross rod, stirring rods and a first transmission wheel, the motor drives the first cross rod to rotate, and under the linkage action of a belt and the transmission wheel, the second cross rod synchronously rotates to drive the two groups of stirring rods to fully stir a desulfurization agent in a desulfurization box; the contact area and the reaction opportunity of the desulfurizing agent and sulfur oxide in the flue gas are greatly increased, the desulfurization efficiency bottleneck caused by non-uniform distribution of the desulfurizing agent and insufficient reaction in the traditional equipment is effectively broken through, and the desulfurization reaction rate and effect are remarkably improved.

The present invention provides a method for treating low-level radioactive wastewater, which comprises the following steps: flotation slag removal: introducing dissolved air water into the bottom of the flotation tank to form slag on the water surface, collecting the slag, and obtaining a first intermediate liquid; primary filtration: inputting the first intermediate liquid into the filter to obtain a second intermediate liquid; secondary filtration: inputting the second intermediate liquid into a ceramic membrane device, and obtaining a third intermediate liquid after filtration, wherein the filtration size of the secondary filtration step is smaller than the filtration size in the primary filtration step; reverse osmosis treatment: performing reverse osmosis treatment on the third intermediate liquid to obtain a purified liquid. The treatment method in the embodiment of the present invention filters out pollutants in order from large to small sizes, which, on the one hand, ensures the filtration effect of pollutants in wastewater and reduces the content of TSS and TOC; on the other hand, reduces the probability of damaging the filter medium due to excessive pollutants to be filtered.

The present application relates to sewage treatment technical field, specifically a kind of sewage treatment process and treatment system, comprising the following steps: step one: municipal domestic sewage, industrial wastewater is collected by sewage collection device, and sewage collection device includes sewage pipe network, pump station and storage regulating tank;Step two: the collected sewage is carried out primary treatment, using sewage primary treatment device, remove the solid waste such as large particle and suspended solids in sewage;Step three: the sewage after primary treatment is carried out biochemical treatment, using sewage biochemical treatment device, remove the harmful substances such as organic matter, nitrogen, phosphorus contained in sewage;Step four: the sewage after biochemical treatment is carried out sludge treatment, using sludge treatment device, the sludge in sewage is separated from water by centrifugal method, and after sludge drying, it is made to reach discharge standard by drying method;Step five: the treated sewage is discharged by sewage discharge device, improves treatment effect.

The present invention provides a gas-liquid-solid separation internal component and a gas-liquid-solid three-phase reactor suitable for liquid-solid and gas-liquid-solid multiphase reaction systems. The gas-liquid-solid separation internal component is based on the flow field control in the reactor, and the gas-liquid-solid three-phase flow in the reactor is guided by the internal component setting, thereby achieving gas-liquid-solid separation. The flow resistance of the fluid in the component is small, and the enriched slurry can be directly returned to the main reaction zone by using the flow design of the flow field, without the need to transport the slurry back to the reactor through additional pipelines and pumps. The gas-liquid-solid separation internal component has a simple structure and high gas-liquid-solid separation efficiency, and can meet the requirements of large-scale and continuous production of gas-liquid-solid three-phase reactors.

The utility model discloses a double-air-duct pet air purifier which comprises a center support, an upper-layer air outlet cavity and a lower-layer air outlet cavity are arranged in the center support, impellers driven by a motor set are installed in the air outlet cavities, and an upper filtering assembly and a lower filtering assembly are installed on the upper side and the lower side of the center support respectively. The upper filtering assembly and the lower filtering assembly each comprise a filtering support, a detachable primary filter is installed on the side, away from the impeller, of the filtering support, a detachable secondary filter is installed on the side, away from the impeller, of the filtering support, and an upper air inlet cover with an upper air inlet formed in the top is installed above the upper filtering assembly. A lower air inlet base with a lower air inlet formed in the bottom is installed below the lower filtering assembly, the air inlet amount is increased by forming the air inlets in the bottom and the top of the device, hair, large-particle dust and other sundries are intercepted through the first-stage filter, preliminary filtering is achieved, the filtering load of the second-stage filter is reduced, and the service life of the second-stage filter is prolonged.

This utility model discloses an oil-gas separator with a multi-layer composite filter element, relating to the technical field of oil-gas separators. The utility model includes an oil-gas tank, a filter element assembly, and a cyclone sleeve. A filter element support is fixedly installed at the upper opening of the oil-gas tank. The upper end of the filter element assembly is fixedly sleeved within the filter element support. The filter element assembly includes a coarse filter cylinder, an oil suction screen cylinder, and a fine filter screen cylinder. The coarse filter cylinder is a cylindrical structure with an open upper end and a closed lower end. The oil suction screen cylinder is sleeved inside the coarse filter cylinder, and the fine filter screen cylinder is sleeved inside the oil suction screen cylinder. A top sealing ring is fixedly provided at the upper end of the fine filter screen cylinder, which is fixedly sleeved at the upper ends of the coarse filter cylinder and the oil suction screen cylinder. The side wall of the coarse filter cylinder has a continuous annular array of pleats. This utility model, through the synergistic effect of cyclone pretreatment and multi-layer filtration, significantly improves the oil-gas separation efficiency and filter element lifespan, effectively solving the problems of high filter element load and incomplete separation in traditional separators, and ensuring the cleanliness of the output gas.

The utility model provides a device for reducing the filter load of a bag filter, which comprises a box body and a bag filter cone, the box body is arranged above the bag filter cone, the bag filter cone is of a hollow structure and is communicated with the bottom of the box body, a filter bag is arranged in the bag filter cone, the side wall of the box body is communicated with a flue gas inlet, and the box body is of a cylindrical structure. The flue gas inlet faces the tangential direction of the inner wall of the box body, a box body inner cone is arranged in the box body, and the outer wall of the box body inner cone and the inner wall of the box body form a cyclone flow channel. The smoke inlet faces the tangential direction of the inner wall of the box body, smoke rotates in the cyclone flow channel after entering the box body, due to the action of centrifugal force, part of carbon black impacts on the inner wall of the box body and deposits to fall into a cone of the bag filter, 20%-30% of carbon black can be collected, and the remaining carbon black is filtered and collected through the filter bag along with gas. And under the condition of the same filtering area, the production load can be improved or the filtering load of the filter bag is reduced to prolong the service life of the filter bag.

The utility model discloses an oral liquid ultrafiltration equipment, including mount, ultrafiltration body, liquid inlet pipe, liquid outlet pipe, support structure and primary filter structure, be provided with ultrafiltration body on the mount, the upper portion fixed mounting of ultrafiltration body has liquid inlet pipe, this oral liquid ultrafiltration equipment through the unique bevel gear - screw rod nut drive mechanism, can conveniently, accurately adjust the support height and strength of liquid outlet pipe. This structure has the self -locking characteristic, and after supporting in place, will not back off because of system vibration or pipeline pressure, has guaranteed the stability and security of ultrafiltration system in the running process, prevents the connection point loosening or leakage because of pipeline stress, the innovative modularization primary filter structure adopts double -deck filter plate design, can effectively intercept the large particle impurity in the medicine liquid, has lightened the filtration load of precision ultrafiltration membrane in rear end ultrafiltration body, has delayed the pollution and the jam speed of ultrafiltration membrane significantly, has prolonged its life, has reduced the operation maintenance cost.