15results about How to "Implement multi-level filtering" patented technology

The invention relates to the related technical field of health information monitoring, and discloses integrated health information monitoring equipment and a use method thereof, the equipment comprises a monitor body, and the monitor body is internally provided with an air inlet end, a processing assembly, a condenser, a sensor, a fan and an air outlet end in sequence. The treatment assembly comprises a shell, a cavity unit capable of rotating in the circumferential direction is arranged in the shell, a baffling channel is formed in the cavity unit, and a filtering assembly with a filtering state and a cleaning state is arranged on the baffling channel. The filtering assembly comprises a first arc-shaped filtering plate forming a rough filtering unit and a second arc-shaped filtering plate forming a fine filtering unit. The cavity unit is driven by the driving assembly to rotate, so that the filtering assembly is switched between the filtering station and the cleaning station; the filter resistance change is detected through the differential pressure detector, and when the filter assembly is located at the cleaning station, the cleaning assembly applies reverse airflow to the filter assembly for cleaning.

The utility model relates to the technical field of vegetable grading, provide vegetable grading screening machine, including the organism, the bottom one side of organism is uniformly fixed with the discharge plate, one side of the organism is provided with the placing table, the top of placing table is uniformly provided with the collection frame, the below of the organism is provided with the support. The utility model discloses is provided with the dismantling structure, when the baffle is located in the direct below of the movable slot, the grading plate is placed on the top of support plate at this moment, and the baffle will pass through the inside of movable slot, rotates the handle again, makes the baffle and movable slot and dislocation, under the effect of antiskid pad, increase the friction between baffle and connecting plate, under the limiting effect of baffle, avoid the connecting plate and organism to separate, when reverse operation, the convenient grading plate of dismantling replacement, has realized the function that the device is convenient for replacement grading plate to improve the applicability of this vegetable grading screening machine when using.

The utility model provides a kind of drilling mud processing device with high processing efficiency, including the outside box of mud pipe fixed connection with top, the water collecting frame is fixedly connected on the outside box top, the cleaning support is fixedly connected on the water collecting frame top, vibration support is slidably connected in the cleaning support inside, the screen is fixedly connected in the vibration support inside, the baffle is fixedly connected above the screen, the chain support is fixedly connected on the cleaning support upside, and drive assembly is movably connected in the chain support inside;Through mud pipe, mud is sprayed to the screen and the baffle top, and multi-stage filtration is realized;While scraping motor drives chain to drive cleaning scraper to move continuously between screen surface and baffle gap, and stuck rock debris is scraped, synchronous online cleaning in processing process is passed through, effectively prevent screen from being blocked, ensure the sustained unobstructed of filtration passage, so that higher mud processing efficiency is maintained, and operation interruption caused by shutdown cleaning is reduced.

The utility model discloses a kind of ultra-pure water equipment with multistage filtering device, belong to pure water preparation technical field, a kind of ultra-pure water equipment with multistage filtering device, including cabinet, with the hinge connection of the cabinet machine door and fixedly connected on the water inlet threaded joint of the cabinet side wall, the axial position of the water inlet threaded joint is successively installed with primary filter mechanism, secondary filter mechanism and tertiary filter mechanism, the primary filter mechanism, secondary filter mechanism and tertiary filter mechanism all include the shell of being arranged in outside and by the inside to the outside center tube being arranged in the inside of shell, water inlet grid layer, second reverse osmosis membrane, water production grid layer and first reverse osmosis membrane, water inlet hole being opened on the center tube, sealing baffle being fixedly connected in the inside end of shell, concentrated water trickling hole being opened in the side wall of shell, it can be obtained by multistage osmosis filtration, meet the water standard of high-end experimental ultra-pure water.

The utility model relates to a leachate collecting device for a waste incineration power plant, which comprises a collecting box with a collecting port at the upper end; a mounting opening corresponding to the filter screen is formed in the side wall of the collecting box, the filter screen extends into the collecting box through the mounting opening so as to partition the collecting box up and down, and the filter screen is detachably connected with the collecting box; the liquid discharging mechanism is arranged on the outer side of the collecting box, and a discharging opening corresponding to the liquid discharging mechanism is formed in the side wall of the collecting box; the flushing mechanism is arranged on the outer side of the collecting box, and a flushing opening corresponding to the flushing mechanism is formed in the side wall of the collecting box. According to the leachate collecting device for the waste incineration power plant, provided by the utility model, the filter screen is convenient to disassemble, so that the filter screen can be cleaned or replaced regularly.

The utility model discloses a transformer insulating oil filtering device relates to vacuum oil filter technical field, including work table, heating module and filter module. Heating module includes first stand, flow guide pipe, U -shaped tube and electric heating rod, and first stand partial insertion is in the flow guide pipe inner chamber, and electric heating rod is placed in the flow guide pipe inner chamber and is arranged with the coaxial setting of flow guide pipe, and the both ends of electric heating rod are connected with two first stand respectively. The insulating oil can realize multiple, fast heating when flowing in several heating rods in turn, and when electric heating rod from the middle part carries out heating to the insulating oil of the uniform wall thickness cylindrical shape, has the problem of heating uniform, high efficiency and reducing the unnecessary loss of heat. Several flow guide pipes are vertically equidistant linear array shape setting, and first stand and flow guide pipe are open character shape connection simultaneously, and therefore heating module has smaller width, and heating module and work table have smaller floor area, and the utility model discloses can be in the narrow space of test site mobile shuttle.

The utility model relates to wastewater multistage filtering device, including the first filtering component for carrying out primary filtration to wastewater, the right -hand member of first filtering component is equipped with the second filtering component for carrying out fine filtration to wastewater, the right -hand member of second filtering component is equipped with the heat exchange component for carrying out waste heat recycling to the wastewater after filtering, first filtering component, second filtering component and heat exchange component intercommunication between them. The utility model discloses through first filtering component can carry out primary filtration and middle filtration to wastewater, through setting up second filtering component, can carry out fine filtration to the bathing wastewater after filtering through first filtering component with quartz sand filter material etc, thereby realizes multistage filtration to wastewater, and the filtering effect is better than traditional device, and through setting up heat exchange component, can make full use of the waste heat in bathing wastewater, can realize the secondary use to waste heat, thereby avoid causing the waste of heat in bathing wastewater, more energy -conserving environmental protection.

The utility model discloses a kind of filtering and impurity removing equipment of printing ink waste liquid, including filter shell, and it is installed three groups of staggered filter assembly and collection assembly by support frame. Filter assembly contains outer filter ring, inner filter ring, inner filter screen etc., and large particle impurities are filtered through inner filter screen, and impurities are cleaned by scraping rod. Collection assembly is formed by outer filter screen etc., and is used to collect impurities. Driving shaft is rotated by connecting ring, main shaft drive driving ring. Guiding ring guides waste liquid flow, and inner filter ring controls liquid flow. Sealing structure is arranged between driving shaft and infusion tube. The equipment solves the problems of low filtering efficiency, impurity blockage, inconvenience of collection and processing, poor liquid flow and poor driving sealing of traditional equipment, realizes efficient filtering and impurity removal of printing ink waste liquid, and meets the needs of environmental protection and resource recovery.

The utility model belongs to the technical field of screening devices, and particularly relates to a powdery alloy powder screening device which comprises a machine body assembly and a screening assembly arranged on the machine body assembly. The screening assembly comprises a screening mechanism installed in the machine body assembly and a limiting mechanism arranged in the screening mechanism. According to the screening assembly, the moving machine can be used for driving the limiting plate at the end of the air inlet pipe to move, then air flow is guided into the annular air bag through the air inlet pipe and the flow dividing cavity in cooperation with the air pump, the annular air bag is attached to and supported on the inner side of the screen, and then the motor drives the screening bin to rotate and drives the limiting plate to rotate synchronously. The alloy powder on the inner side of the screen is discharged from the screen at the corresponding position in the rotating state, after small particles are completely discharged, the limiting plate is moved backwards, the air pump is always inflated while moving backwards, then the annular air bag is attached to the inner wall of the screen to move, multi-stage screening of the alloy powder is achieved, and practicability is high.

The utility model discloses a kind of anti-blocking devices for municipal water supply and drainage, including well lid assembly, pipeline processing assembly, well lid assembly is connected together with pipeline processing assembly, and pipeline processing assembly includes cylinder, and the side wall of cylinder is provided with feed inlet on one side;The utility model can directly drive comminution shaft and comminution knife of circumferential distribution by drive motor, can actively comminute hard sundries inside cylinder, realizes multistage cutting to fiber sundries and tenacity material, solves the plugging problem caused by the dependence of prior art on hydraulic crushing or passive filtration, so that even low flow rate or no water flow state, still can continue to work, significantly improve pipeline water efficiency, while comminution knife rotation can avoid sundries accumulation stagnation, reduce the risk of plugging from source, and when plugging is serious, pipeline processing assembly can be pulled up by hanger, steel wire rope, so as to facilitate the sundries inside cylinder to be handled, and worker is also convenient to the structure in pipeline processing assembly is repaired.

The utility model relates to sludge treatment equipment technical field, especially a kind of sludge resource treatment equipment, including treatment pool, the treatment pool includes pool shell and supporting leg, the supporting leg is symmetrically installed at the both sides of pool shell lower end surface, and supporting leg is fixedly connected with pool shell, the front end of pool shell is provided with the pool door cover that can overturn open, the lower end of pool door cover is rotatably connected with pool shell, the both sides of pool shell are provided with the electric cylinder of driving pool door cover overturn, the inside of pool door cover Face is fixedly installed with multiple layers of filter screen. The application is realized to the multistage filtration of sludge by the setting of multiple layers of filter screen, can effectively separate the impurity and moisture in sludge, improve the filtration quality of sludge, provide good foundation for the resource utilization of sludge. The pool door cover that can overturn open and the cleaning frame of sliding installation make the cleaning, maintenance and overhaul work of equipment become easier, reduce the downtime of equipment.

The utility model discloses a dust environment explosion -proof ventilation device for safety in production, including mounting panel, two fixed frames are fixed with the mounting panel bottom surface, two fixed frame bottom surface horizontal fixed body, the body one end sleeve joint has branch mechanism, and the inside of branch mechanism is multichannel filter structure, and the multichannel filter structure one side of branch mechanism is inserted in the body inside, and the body other end outer wall sleeve joint has first fixed cylinder, and the body inner wall is provided with first filter plate. The utility model discloses a third filter plate is set up on the body, and after containing dust's air is primarily filtered, utilizes the branch mechanism of multichannel structure and disperses the dust -laden air, then is introduced into the body again, and further filters using the first filter plate, realizes multistage filtration, and disperses the processing, improves under the dust environment, ventilation efficiency and effect, and guarantees the safety of explosion -proof ventilation.

The utility model relates to the technical field of efficient reverse osmosis water purification, and discloses efficient reverse osmosis water purification equipment which comprises a shell, a sealing plate is arranged on the side face of the shell, a clamping assembly is arranged on the outer side of the sealing plate, a first shell is fixedly connected to the inner side of the shell, and an exhaust assembly is arranged on the inner side of the first shell. A fixed circular plate is fixedly connected to the inner side of the bottom of the shell, a connecting circular plate is arranged in the shell, fixing assemblies are arranged on the inner sides of the connecting circular plate and the fixed circular plate, and clamping filtering assemblies are arranged on the side faces of the connecting circular plate and the fixed circular plate. According to the utility model, the rotating handle is rotated to drive the connecting block and the arc-shaped clamping block to rotate, and the arc-shaped clamping block slides on the limiting block through the elliptical clamping groove of the connecting plate, so that the clamping block is clamped into the arc-shaped clamping groove of the shell, and the rapid installation and fixation of the sealing plate are realized. The sealing plate can be quickly disassembled without a tool, and the filter element is convenient to maintain and replace.

The invention discloses a multistage filtering device and method based on a vacuum dehydrator, and relates to the technical field of air adsorption and purification. The device comprises a filtering main machine which is arranged at the side part of a dewatering main machine and is used for filtering air, and further comprises an adsorption unit which is internally provided with an adsorption folding pipe for generating negative pressure suction force; the filtering unit is arranged in the filtering main machine and comprises a filtering assembly, a dewatering assembly and a driving assembly; a driving roller is arranged in the driving assembly, and a plurality of wind impellers are fixedly installed on the driving roller. The vacuum dehydrator has the advantages that by adopting a filtering mode that two groups of filtering discs are matched with the adsorption plate, multi-stage filtering of impurities in air can be realized during adsorption of the vacuum dehydrator, the filtering effect is better, cleaning and desorption of the filtering discs and the adsorption plate can be realized, accumulation of the impurities and water vapor on the filtering discs and the adsorption plate is effectively avoided, and the service life of the vacuum dehydrator is prolonged. Impurities in air can be prevented from entering the vacuum pump to cause damage, and the overall service life is prolonged.

The shaking table comprises a screening bin, a plurality of screening holes are formed in the bottom of the screening bin, the diameter of each screening hole is divided into a plurality of areas, a plurality of conveying belts are arranged below the screening bin, and the conveying belts are located below the areas of the screening holes respectively. According to the multi-stage ore screening device, ores with different diameters can be screened, multi-stage screening is achieved, the screened ores directly fall into the corresponding conveying belts below the screening bin to be conveyed, the stirring rods rotate towards the screening holes with the small diameters, the ores needing to be screened are pushed towards the screening holes with the small diameters, and the screening efficiency is improved. Small-particle ores stay at the small-diameter screening holes for a long time for multiple times of screening, the situation that screening errors occur when the small-particle ores enter the large screening holes is reduced, and the large-particle ores cross over the upper portion of the stirring rod to reach the next-stage screening hole to be screened; and the ores with larger particles finally fall off from the screening holes with the maximum diameter under the continuous action of the stirring rods to finish screening.