34results about "Moving filtering element filters" patented technology

Provided is a fuel cartridge in which a liquid fuel is not lost in storage, in which a follower is prevented from being deformed and separating even when heavy vibration is exerted onto the fuel cartridge to make it possible to stably supply the liquid fuel directly to a fuel cell main body, in which in particular, even when a volume of a liquid fuel is big and a cartridge diameter is large, the liquid fuel can stably be supplied directly to a fuel cell main body and which is suited to a small-sized fuel cell. It is a fuel cartridge detachably connected with a fuel cell main body and assumes the following constitution; that is, the fuel cartridge is equipped with a fuel-storing vessel 10 for storing a liquid fuel, a fuel discharge part 11 and a follower 20 which seals the liquid fuel and moves as the liquid fuel is consumed at a rear end part of the liquid fuel; and the follower 20 is provided with a follower auxiliary member 21 and a cap member 22 both of which have no fluidity and are insoluble in the liquid fuel.

A fluid filter includes a housing having a tapping plate with a first aperture. A center tube is arranged in the housing proximate to the tapping plate. The center tube includes a second aperture. An elastomeric valve assembly is arranged between the center tube and the tapping plate. The valve assembly comprises a separate two-piece relief valve and anti-drain back valve. The anti-drain back valve is arranged adjacent to the first aperture for selectively blocking the first aperture to prevent fluid from exiting in the side of the filter during engine shut down. The relief valve is arranged adjacent to the second aperture for selectively blocking the second aperture to permit fluid to flow past the relief valve during high differential pressure conditions such as cold starts and plugged filter conditions.

A method of processing a return oil-based drilling fluid includes centrifuging a primarily fluids phase at a first speed and separating the primarily fluids phase into a first effluent and a first residual, centrifuging the first effluent at a second speed and separating the first effluent into a second effluent and a second residual, and centrifuging the second effluent at a third speed and separating the second effluent into a third effluent and a third residual. A surfactant, a polymer, combinations of surfactant(s) and polymer(s) and/or a wash water may be added to one or more of the return oil-based drilling fluid, the primarily fluids phase, the primarily solids phase, the first effluent, the second effluent, and the third effluent.

This disclosure concerns a static oil/water separation chamber that is installed in a well extending to an underaround production formation containing hydrocarbon oil and water. The separation chamber has an inlet for receiving well fluid from a section below the separation chamber and two outlets. One outlet discharges a water-enriched component into a discharge well section, and the other outlet produces an oil-enriched component. The height of the separation chamber is larger than the thickness of the dispersion band that is formed under normal operating conditions.

A wastewater treatment method and apparatus including a denitrification (anoxic) chamber for denitrifying wastewater, an aeration basin with Bio-Wheel for aerating the wastewater, and a membrane device in which sludge particles are separated out of the wastewater, leaving clean discharge water and reusable sludge. Sludge from the membrane chamber floor is sent back to the aeration basin or denitrification chamber or both. Excess sludge is wasted or held for further processing. Preferably, the method and apparatus facilitate both activated sludge and fixed film processes.

An oil/water separator tank having intake, discharge and vent fittings is conditioned for in-situ cleaning of the oil separator plate stacks positioned therein by selective opening of manual valves connected to each of such fittings. When so conditioned by opening of the manual valves, the in-situ cleaning is performed during repeated operational phases under automated control of solenoid operated and motor driven valves through which a plurality of sequential operational steps are performed, consisting of (a) low pressure air injected into an air sparging array within the separator tank, (b) supply of potable water into a mixing tank; (c) mixing of the potable water with the cleaning agent within the mixing tank; (d) introduction of the cleaning agent after the mixing thereof into the separator tank to enhance in-situ cleaning by dispersing the low pressure air from the air sparging array; and (e) drainage of collected waste oil from the separator tank into a waste oil tank.

The invention discloses a sewage impurity filtering device, which comprises support legs. A filtered sewage output pipe and a filtrate discharge pipe are located on the support legs; a filter disc isconnected to the upper parts of the filtered sewage output pipe and the filtrate discharge pipe, and one side of the filter disc is connected to a sewage input device; a rotary column is vertically installed at the center of the filter disc; filter screens in different directions are uniformly dispersed at the edge of the rotary column; a tilted filter screen impurity cleaning apparatus is arranged at the lower part at the inner wall of the filter disc; a pressure discharge switch is installed in the filtered sewage output pipe; and a transmission apparatus connected to the pressure dischargeswitch and the rotary column is arranged at the rear outer wall of the filter disc. The problem that large impurity is left in sewage and blocks the filter screens is overcome, the sewage filtering efficiency is increased, and sewage and large impurity are automatically separated. The impurity left on the filter screens doesn't need manual cleaning. The sewage impurity filtering device is convenient for people, simple in structure and convenient to use.

A water disinfection delivery treatment system first filters the supply by a particle and then a carbon filter. The partially treated flow is split in two and a first part passes through a first cutoff valve and is fed into a disinfection (iodine) chamber, filter or feeder via a flow restricter. The chamber output passes through a second solenoid driven cutoff valve. The second part is fed to a third cutoff valve and this valve's output is summed with the second valve's output and then fed into a holding tank. The tank retain's a volume such that the water remains therein for at least a period sufficient to permit a minimum 3 log reduction of pathogenic microbes. A final carbon filter is downstream of the tank as is a meter and dispenser. A method is also provided for delivering potable drinking water.

The invention relates to sewage treatment equipment, in particular relates to a residue cleaning device used for sewage treatment, and aims at providing a residue cleaning device which is used for thesewage treatment, simple in operation process and good in treatment effect and requires smaller resources. For achieving the aim, the provided residue cleaning device used for the sewage treatment comprises supporting legs and the like, wherein a first supporting plate is arranged at the top of the supporting legs at the left side and the right side, a movable filtration mechanism is arranged onthe supporting legs at the right side, a material guiding pipe is arranged at the middle part of the left side, and a collecting mechanism is arranged at the top of the material guiding pipe. The residue cleaning device used for the sewage treatment has the advantages that the movable filtration mechanism and the collecting mechanism cooperate with each other for treating sewage guided out from the material guiding pipe, and the optimization of an auxiliary mechanism and a disinfection mechanism is utilized, so that the effects of simple operation process, good treatment effect and smaller required resources are achieved.

The invention relates to a box type multi-size-fraction external filtering type vacuum dehydrator, which comprises a rack, an ore feeding hopper, a main shaft, a vacuum device, a driving device, a cylinder and a vacuum filtering device, and is characterized in that the vacuum filtering device is composed of a plurality of vacuum partition plates arranged on the outer wall of the cylinder in the axial direction at equal intervals and a plurality of vacuum filtering plates fixedly connected with the vacuum partition plates. Each vacuum filtering plate is formed by combining a supporting plate with a filtering fan, a left L-shaped connecting plate and a right L-shaped connecting plate, which are arranged at the two ends of the supporting plate, and filtering cloth; the upper portion of the right L-shaped connecting plate of a previous supporting plate and the lower portion of the left L-shaped connecting plate of a next supporting plate are meshed with each other to form a U-shaped groovein the axial direction; a material partition plate I is arranged in each U-shaped groove, and the material partition plates I, the supporting plates and the filter cloth are fixed to the barrel through bolts to form a plurality of filter boxes, which are through in the axial direction. The dehydrator has the advantages that multi-size-fraction materials with uneven thickness can be adsorbed in the filter box and is dehydrate at the same time, and the filter cloth is convenient to replace.

The invention relates to the technical field of separation devices, and in particular relates to an oil liquid cleaning and filtering device. The oil liquid cleaning and filtering device comprises a cylindrical rotating shaft and a housing, wherein one end of the rotating shaft is open, the other end of the rotating shaft is closed, the closed end of the rotating shaft is connected with a motor for being driven, an oil liquid is pressed into the rotating shaft from the open end, a plurality of jet holes are arranged on one section positioned in the housing, of the rotating shaft, and the oil liquid enters into the housing through the jet holes; and a plurality of layers of filter meshes which are concentric with the rotating shaft and wrapped on the rotating shaft are arranged in the housing, and the filter meshes rotate together with the rotating shaft. The oil liquid cleaning and filtering device has the advantages that, by adopting the centrifugal filtering method, the oil liquid cleaning and filtering device is conductive to separating the oil liquid from impurities; the multiple layers of the filter meshes can fully filter all the impurities in the oil liquid; and furthermore, the operation is simple, the use is convenient, and the filtering effect is good.

The invention discloses a solid-liquid separation device for industrial sewage treatment. The solid-liquid separation device comprises a frame, a connecting block, a second connecting rod and a filterscreen, a hydraulic cylinder is mounted on the middle upper portion of the frame, the lower portion of the hydraulic cylinder is connected with a sliding rod, the connecting block is positioned on the lower portion of a first connecting rod, rotating shafts are arranged on two sides of the connecting block, the second connecting rod is arranged on the lower portion of the connecting block, the lower portion of the second connecting rod is connected with a sliding plate, sliding groove blocks are arranged on two sides of the sliding plate, the sliding plate is fixed to a fixture block througha connecting shaft on the outer lower portion of the sliding plate, a connecting plate is arranged on the inner side of the fixture block, the filter screen is positioned on the lower portion of the connecting plate, and a waterproof plate is arranged on the lower portion of the filter screen. By the aid of the connecting shaft, the fixture block and the connecting plate, after the solid-liquid separation device for industrial sewage treatment treats sewage, inside solid can be more conveniently taken out, the filter screen shakes by the aid of the connecting shaft, the working efficiency of the device can be improved, and separation time can be shortened.

The invention relates to a backwashing device of a microfilter. The backwashing device comprises a backwashing water tank, a disinfectant storage tank and a backwashing water pump, the backwashing water tank is communicated with the microfilter water purification tank body through a water inlet pipe, a floating ball switch is arranged at the tail end, extending into the backwashing water tank, of the water inlet pipe, and when the floating ball switch floats to a set position, the water inlet pipe is blocked, and when the floating ball switch falls to another set position, the water inlet pipe is opened; the water inlet end of the backwash water pump is connected with a water pump water inlet pipe extending into the backwash water tank, the water outlet end of the backwash water pump is connected with an inlet of the Venturi tube, a negative pressure tube of the Venturi tube extends into the disinfectant storage tank, and an outlet of the Venturi tube is communicated with the high-pressure backwash tube; a row of backwash nozzles arranged at intervals are arranged at the lower part of the high-pressure backwash pipe, and the adjacent backwash nozzles are staggered by a set angle back and forth.

A system and method for providing slow dialysate flow with an intermittent hemodialysis delivery (IHD) system are disclosed. The system includes a dialysate slow-flow fluid pump having an outlet for connection to an inlet port of a hemodialyzer and an inlet for connection to a dialysate bulk flow line in association with the IHD. The system further includes an outlet line for coupling an outlet port of the hemodialyzer back to the dialysate bulk flow line, wherein the dialysate slow-flow fluid pump is configured to control the rate of delivery of dialysate to the hemodialyzer.

A system is provided for withdrawing permeate from a substrate. The exemplary system includes a vessel having a wall configured to contain substrate, a compartment positioned adjacent the wall of the vessel and configured to receive substrate from the vessel, and a filter positioned at least partially within the compartment and configured to separate permeate from substrate during operation of the filter. The compartment is configured to contain cleaning solution and substantially prevent cleaning solution from contacting substrate in the vessel during cleaning of the filter.

The invention relates to a mud-water separation device. A drainage groove A which is obliquely formed is formed between every two adjacent filter pressing rollers; the end A of the drainage groove A is correspondingly arranged below a filter pressing roller, and the end B of the drainage groove A is provided with a drainage port for liquid to flow out; the height of the end A of the drainage groove A is larger than that of the end B of the drainage groove A, the groove width of the drainage groove A is matched with the width of the belt surfaces of a filter belt B and a filter belt C, and thedrainage groove A is used for containing water filtered by the filter belt B and the filter belt C at the filter pressing roller above the drainage groove A and guiding the water downwards through thedrainage opening. Liquid collecting units are arranged at the bottom of the rack, correspond to the filter belt A, the filter belt B, the filter belt C and the drainage openings of the drainage grooves A respectively and are used for collecting water filtered by the filter belt A, the filter belt B and the filter belt C and water flowing out of the drainage openings. By means of the arrangement,filtered water can be prevented from flowing to the outer side of the rack in the belt width direction of the filter belts, then water accumulation in a walking area when a worker overhauls equipmentis prevented, and potential safety hazards are reduced.

The invention discloses a special fiber preparation device and process for dust-free paper, and relates to the field of papermaking. The special fiber preparation device comprises a mounting frame, wherein a stirring barrel is arranged at the top of the mounting frame, a stirring device is arranged on one side of the stirring barrel, the output end of the stirring device extends into the stirring barrel, a sealing door is arranged at the center of the stirring barrel, a telescopic rod is arranged on the side wall of the sealing door, the sealing door is movably connected with the stirring barrel through the telescopic rod, a discharging barrel is arranged at the bottom of the stirring barrel and in the mounting frame, the bottom of the stirring barrel is sleeved with the discharging barrel, the discharging barrel is movably connected with the stirring barrel, and the bottom of the discharging barrel is fixedly connected with a filtering bin. According to the invention, through self-cooperation of the stirring device and the stirring barrel capable of automatically rotating, the stirring device can automatically stir mixed fibers, so that the mixed fibers are uniformly mixed, manual stirring is not needed, time and labor are saved, and the working efficiency is improved; and the filtering device is arranged at the bottom of the stirring barrel, and the filtering bin can vibrate up and down relative to the stirring barrel, so that the filtering speed can be increased.

The invention provides a heavy metal recovering device for industrial wastewater. The heavy metal recovering device comprises a filtering mechanism, a treatment box and a supporting mechanism, whereinthe filtering mechanism is arranged on the treatment box; the supporting mechanism is arranged at the lower end of the treatment box; the filtering mechanism comprises a motor, a screw I, a filter screen I, a rubber bar, a 45-degree connector, a fixed column, a U-shaped guide groove, an electromagnet, an iron ingot, a guide rod and a push plate; the supporting mechanism comprises a holding box, an electric motor, a base plate, a bottom plate, a connecting plate, a screw II, an L-shaped supporting plate, a sliding rod, a connecting ring, a threaded rod and a filter screen II. Compared with theprior art, the heavy metal recovering device provided by the invention has the following beneficial effects that the functions of quickly filtering and taking out are realized, a secondary filteringfunction is also realized and the supporting effect is improved.

The invention discloses a blueberry roxburgh rose fruit wine residue filtering device and a brewing method. The blueberry roxburgh rose fruit wine residue filtering device comprises a fermentation tank, an extrusion feeding pipe is arranged at the bottom of the fermentation tank, a coarse sieve plate is arranged on the lower portion of the extrusion feeding pipe, a centrifugal filtering cylinder is movably connected to the lower portion of the extrusion feeding pipe through a wine flow channel, and a transparent liquid aeration bin is arranged outside the centrifugal filtering cylinder; through the arrangement of the centrifugal filter cartridge and the transparent liquid aeration bin, wine liquid can be raised through inertia while the centrifugal filter cartridge filters the wine liquid, and the wine liquid is sputtered on the inner wall of the transparent liquid aeration bin; meanwhile, ultraviolet rays emitted by the ultraviolet lamp tube penetrate through the transparent liquid aeration bin to perform ultraviolet disinfection on the wine liquid splashed on the bin wall of the transparent liquid aeration bin, so that a small amount of bacteria leaked by filtration is further removed, and the wine liquid is thoroughly disinfected.

The invention relates to solid-liquid separation, in particular to a flue gas catalytic desulfurization solid-liquid separation system. The system comprises a device bracket, a dehydration bracket, atransmission bracket II, a power mechanism, a differential mechanism, a transmission mechanism, a dehydration inner barrel, a dehydration outer barrel, a pushing mechanism, a damping mechanism and a pressurizing mechanism, wherein the dehydration inner barrel and the damping mechanism can be simultaneously driven to rotate through the differential mechanism; wastewater after flue gas catalytic desulfurization is placed into the dehydration inner barrel; the dehydration inner barrel rotates to separate solid from liquid in the wastewater through a centrifugal force; when the liquid in the dehydration inner barrel is gradually separated, the gravity of the dehydration inner barrel is gradually weakened, the liquid in the dehydration outer barrel is gradually increased, so that the damping generated by the damping mechanism is gradually increased, the differential mechanism further pushes the dehydration inner barrel to rotate, and the dehydration speed is automatically adjusted accordingto the dehydration degree.

The efficient cooling and cleaning equipment for plastic processing comprises a processing chamber, a feeding port is formed in the top of the processing chamber, a transmission belt and a conveying belt are rotationally installed in the processing chamber, a guide plate is fixedly installed on the inner wall of the processing chamber, and a dust suction cover is arranged above the transmission belt; a plurality of dust suction pipes are installed at the bottom of the dust suction cover, and a first guide plate is arranged on one side of the transmission belt. Through the cooperative design of a dust suction cover, a dust suction pipe, a dust suction fan and a dust storage box, dust on the surface of plastic can be removed from the position above the plastic when the plastic is conveyed, meanwhile, the dust is effectively collected after the dust is removed, and through the arrangement of a first filter plate and a second filter plate in a water storage tank, water after cooling and cleaning can be filtered, so that the cooling effect of the plastic is improved. And through the cooperative design of a circulating pipe, a cooling pump, a rotating pipe and a water outlet roller, efficient cleaning and cooling treatment can be conducted on the plastic.

The invention relates to an anti-clogging filtering device for oil exploitation, which comprises a fixed cylinder, an oil outlet pipe, a heating mechanism and a filtering mechanism, wherein the fixed cylinder is vertically arranged, the oil outlet pipe is horizontally arranged on one side of the bottom end of the fixed cylinder, the oil outlet pipe is communicated with the fixed cylinder, the heating mechanism is arranged at the top end in the fixed cylinder, and the filtering mechanism is arranged in the fixed cylinder. The filtering mechanism is located below the heating mechanism, the heating mechanism comprises a water tank, an air outlet pipe, a fixing plate, a heating device, a driven assembly and an auxiliary assembly, and the filtering mechanism comprises a stirring assembly and a filtering assembly. According to the anti-clogging filtering device for oil exploitation disclosed in the invention, through match between the heating mechanism and thefiltering mechanism,multi-stage filtering on the main body can be realized, the quality of the main body is improved, the filtering efficiency is improved, the fluidity of the main body is improved, so that the collecting effect of the main body is improved, the oil outlet pipe can be prevented from being blocked, linkage of multiple mechanisms is achieved through the same driving source, and the use practicability is improved.