167results about "Loose filtering material filters" patented technology

A filtering device 1 comprising a funnel 3, a filter cartridge 7 and a cup 5, comprises first connecting members 76 for directly connecting the filter cartridge 7 to a lower end of the funnel 3. According to the invention, the filter cartridge 7 is accommodated in the cup 5, and the filtering device 1 further comprises second connecting members 73, for directly connecting the cup 5 to the filter cartridge 7 to form a filter unit 8 that is held in an operating position at the bottom 33 of funnel 3 only by the first connecting members 76. The tolerance chain is minimized, since only respective two components need to be matched. Coupling can be carried out in a single pass, by inserting the filter cartridge into the cup and then coupling the filter cartridge with the bottom of funnel 3, e.g. by performing a single rotary movement.

This application relates to an end plate for a filter element. The filter element includes a filter medium and an end plate positioned at a first end of the filter medium. The end plate includes an end wall defining an orifice. The end plate includes an axial flange extending from the end wall in a direction away from the filter medium. The axial flange has a first portion positioned at a first radial distance from the orifice and a second portion positioned at a second radial distance from the orifice, the second radial distance being less than the first radial distance. The end plate includes a sealing member positioned around the axial flange such that the sealing member contacts at least the first portion of the axial flange.

The utility model discloses a sewage treatment multi -medium filter device relates to multi -medium filter device technical field, including filter box, the one side fixed connection of filter box has the water inlet pipe, the inside of filter box is provided with from top to bottom in proper order anthracite layer, quartz sand layer and garnet layer, the mechanism of washing and brushing, the mechanism of washing and brushing sets up on filter box, and the mechanism of washing and brushing is used for the cleaning of anthracite layer, quartz sand layer and garnet layer. The utility model discloses through the mechanism of washing and brushing can spray water and wash from below, drive cleaning brush body to brush and wash anthracite layer on the top simultaneously, make up the defect that top washing is not enough, make cleaning more sufficient and comprehensive, can utilize the loosening of the impurity that is jammed on the micropore on anthracite layer, quartz sand layer and garnet layer with the knocking vibration effect of vibration auxiliary mechanism, so that being washed and brushed off by water or brush body, further make cleaning more sufficient and comprehensive, reduce residual.

A method, system and devices for filtering contaminants and potential contaminants from water, wastewater or other fluid, and in particular the vessels that may be assembled and arranged in configurations to have adjustable capacity for utilization, and ease of recharging the filter media, and which are transportable. The vessel comprises end portions that assemble to a body portion that provides a space for holding filter media, and includes an inlet and outlet, and fittings to connect the vessel to receive an inflow and deliver an outflow. The vessel may include a holder or base to facilitate transport thereof. The system includes one or more vessels, and also may provide an enclosure for housing vessels in a treatment configuration, and which provides ease of access and accommodations for accessories and other equipment.

The utility model discloses a high -speed filter backwash device relates to high -speed filter cleaning technical field, it includes filter jar, air inlet pipe and water inlet pipe, be provided with the air pipe ring pipe and the water pipe ring pipe below the filter material in the filter jar, the air pipe ring pipe is provided with the exhaust hole, the air pipe ring pipe is connected with the air inlet pipe, the water pipe ring pipe is provided with the drain hole, the water pipe ring pipe is connected with the water inlet pipe, the water pipe ring pipe is located the air pipe ring pipe top, the utility model discloses can solve the place that the existing backwash mode exists the big air quantity will cause the filter material to roll over even to run the material, finally leads to the backwash effect of high -speed filter to be poor, the suspended solid in filter material is more, the problem that the pressure difference rises very fast after backwash.

The filter element comprises a filter cylinder, a supporting cylinder is arranged in the filter cylinder, a supporting plate is fixedly connected to the bottom of the supporting cylinder, the surface of the supporting plate makes contact with the inner wall of the filter cylinder, a connecting sleeve is arranged on the surface of the supporting cylinder in a sleeving mode, and filter cotton is fixedly connected to the surface of the connecting sleeve. A sliding groove is formed in the bottom of the inner wall of the supporting cylinder, a moving block is slidably connected into the sliding groove, the surface of the moving block is slidably connected with the inner wall of the sliding groove, a pull rod is fixedly connected to the top of the moving block, and a pull groove is formed in the top of the inner wall of the supporting cylinder. The top of the pull rod extends into the pull groove and is fixedly connected with a pull block. According to the utility model, the filter element placed in the filter cartridge can be quickly disassembled and assembled, so that the phenomenon that the filter element is inconvenient to take out by a user due to friction between the filter cotton on the surface of the filter element and the interior of the filter cartridge is avoided, and the practicability of the filter element is enhanced.

The application discloses a kind of direct drinking water treatment equipment, it is related to the technical field of water purifier, it includes main body shell, main body shell is opened with flow guide cavity, flow guide vane is rotationally arranged in flow guide cavity, filter cavity is opened with filter core structure being arranged in flow guide vane bottom in main body shell, flow guide vane bottom is provided with rotating main rod, rotating main rod bottom is movably extended to the friction support plate being arranged in filter cavity;Flow guide cavity is located in flow guide vane bottom and is provided with linkage upper cover, multiple rotating sub-wheels are arranged in linkage upper cover and rotate around rotating main rod, and cleaning brush is arranged in rotating sub-wheel bottom and extends to filter core structure inside.The application generates extrusion, scraping, cleaning mixed action by friction support plate and cleaning brush, effectively cleans filter core surface, inside, forms full-automatic cleaning discharge operation.

This application relates to a replaceable filter media device for blast furnace slag treatment using a bottom filtration method, belonging to the field of blast furnace slag filtration treatment. It includes a filter tank, multiple independently configured filter modules, and a support frame. The filter tank has a return water main interface at its bottom. The filter modules are prefabricated structures, and after overall fabrication, each filter module is installed on the support frame. Each filter module can be individually disassembled and hoisted, forming a separable support connection with the support frame. Each filter module includes a steel frame structure and an internal filter layer structure disposed within the steel frame. The side walls of the steel frame structure are closed structures with perforated steel plates, and the top is open. A ceramic filter plate layer is provided at the bottom of the steel frame structure, and the bottom of the ceramic filter plate layer abuts against the support frame. This application has the effect of enabling rapid replacement of the plated filter layer at a fixed point, while reducing the construction, maintenance, and repair costs of the filter layer, thus improving economic efficiency.

This invention relates to the technical field of soil and water conservation equipment, and discloses a filter layer device for drainage holes in retaining walls in seasonally frozen soil areas of plateau regions. The device includes a partition plate 1 with several water outlet holes 1 on its surface. A partition plate 2 is located on the side of the partition plate 1, with several water outlet holes 2 on its surface. A partition plate 3 is located on the side of the partition plate 2 away from the partition plate 1, with several water outlet holes 3 evenly spaced on its surface. A partition plate 4 is located on the side of the partition plate 3 away from the partition plate 2. The partition plates 1, 2, 3, and 4 are all fixedly connected by side plates. By using perforated partitions, the installation position does not need to be readjusted before backfilling the retaining wall after on-site assembly. The backfill soil is less prone to deformation and damage during compaction. The filter layer construction combines perforated partitions with filter media in the filter box, effectively filtering soil carried in the water and improving soil protection, thus preventing soil and water loss.

The present application relates to the technical field of water slag pool, and particularly relates to a filter material auxiliary device; the device comprises a support arranged in a water slag pool, and a puncture part for puncturing a filter material bag is arranged on the top of the support. The puncture part arranged on the top of the support automatically punctures the bag during the hoisting and falling of the filter material bag, so that the filter material falls into the water slag pool by itself, and the operation personnel do not need to enter the bottom of the pool to manually cut the bag, thereby eliminating the safety hidden danger of the operation personnel operating in the deep pool environment, avoiding the impact injury caused to the personnel when the filter material is poured, simultaneously saving the manual cutting process, improving the construction efficiency, and reducing the adverse effects of dust on the working environment and the health of the personnel during the cutting process.

The present application relates to the technical field of filtration and discloses a raw water filter, which comprises a tank body, a first hole plate and a second hole plate, a fiber bundle assembly, a driving assembly and a flushing assembly, the first hole plate and the second hole plate are arranged in the tank body in a direction along a central axis of the tank body and are spaced apart from each other, a filter chamber is formed at the spacing, the driving assembly is used for driving the first hole plate to move reciprocally along a height direction of the tank body and to rotate around the central axis of the tank body, the fiber bundle assembly is arranged between the first hole plate and the second hole plate, and rotation and / or movement of the first hole plate can cause the fiber bundle assembly to deform so as to change a porosity of the fiber bundle assembly, and the flushing assembly is used for spraying cleaning medium to clean impurities on the fiber bundle assembly. The raw water filter of the embodiment of the present application realizes further compression and stretching of the fiber bundle during filtration and backwashing, and improves filtration effect and self-cleaning effect.

A process is described to regenerate mixed media beds. The process includes charging a mixed media bed with amendment and contacting the amendment in the mixed media bed with contaminants in a liquid stream until the amendment is spent. The process includes applying backwash liquid flow to the mixed media bed and capturing spent amendment in the backwash liquid flow. The mixed media bed with is recharged with fresh amendment to remove additional contaminants from a liquid stream.

A system for anchoring an underdrain is disclosed. The underdrain having a top surface, a bottom surface positioned opposite the top surface, a first side, and a second side positioned opposite the first side. A base grout layer is on a floor surface of a water filtration system. A reinforcement structure is within the base grout layer, with a protruding portion of the reinforcement structure extending from the base grout layer. A method includes positioning the underdrain on the base grout, with the protruding portion of the reinforcement structure positioned along at least one of the first side and the second side of the underdrain, and installing a fill grout layer onto the base grout layer, with the fill grout layer covering at least a portion of the protruding portion of the reinforcement structure.

The utility model relates to a kind of outer circulation cleaning filter, it includes filter bottom crowbar, walnut shell filter is equipped in the upper portion of the filter bottom crowbar, material box and gas storage tank are equipped in the walnut shell filter side, material pump and backwash pump are equipped in the material box side, lifting pump is equipped in the material pump side, the gas storage tank is connected with air compressor, the one end of the lifting pump is connected with inlet pipe, the other end of the lifting pump is connected with walnut shell filter by pipeline, the one end of the backwash pump is connected with backwash water pipe, the other end of the backwash pump is connected with walnut shell filter by pipeline, the material pump is connected with walnut shell filter by pipeline, water outlet pipe is equipped in the walnut shell filter, the gas storage tank is connected with walnut shell filter by gas pipe.The utility model is integrally installed, and processing effect is good.

The present application belongs to the technical field of water treatment, and specifically relates to a siphon valveless filter tank for water treatment and a backwashing method. The filter tank comprises a filter tank main body, a water inlet system, a filtering system, a backwashing system, a clean water collecting system and a control valve assembly. The inside of the filter tank is provided with, from top to bottom, a clean water area, an ultra-high space, a sand washing tank, a filter material layer, a supporting layer, an air-water distributor and a water distribution area, and a vertical shaft water distribution channel is arranged in parallel on the side. The water inlet system eliminates the air entrainment phenomenon through the vertical shaft water distribution channel. The backwashing of the filter tank comprises two modes of hydraulic automatic control and program control, and both modes integrate air-water combined backwashing operation. The present application combines the advantages of homogeneous filter material deep bed filtration and hydraulic automatic control, realizes air-water combined backwashing, and efficiently removes impurities in the filter layer. The filter tank has compact structure, is easy to operate and maintain, and can expand the treatment capacity of a single tank as needed, and is suitable for water treatment scenes such as water supply treatment, sewage treatment and water purification, and is especially suitable for new construction and old plant reconstruction of medium and small water plants.

One or more filter units (4, 104) in a pond filtration system allow for the efficient treatment of water in contact with angular glass fragments (M2, M3), while offering improved handling through the grasping of water-permeable bags (5) that form the housing of the units. The filtration chamber of the system can house the units, within which the filter elements form a bulk mass suitable for the passage of pond water, including the angular glass fragments (M2, M3), the maximum dimension of the glass fragments being less than or equal to 4 mm, preferably less than or equal to 2 mm. A filter arrangement for filling said chamber includes a tiered arrangement of the flexible filter units (4, 104), possibly with annular layers of units when a central pipe (T) for discharging the clean water is provided. Figure for the abstract: Figure 3B

Air bubbles accumulated inside a suction strainer in which a filtration section is provided along a horizontal direction can be discharged. The suction strainer provided in a tank in which oil is stored includes a filtration section having a tubular shape formed by bending a thin plate into a pleated shape, a first end member and a second end member covering respective both ends of the filtration section, and a float provided on the first end member. The filtration section is provided along a horizontal direction. The first end member includes a plate-shaped first mounting portion provided on a side surface of the tank, a second mounting portion in which the filtration section is provided, a tubular portion having a tubular shape provided between the first mounting portion and the second mounting portion, and a first hole that communicates a hollow portion of the filtration section with an outside of the tank. The tubular portion, the second mounting portion, the filtration section, and the second end member are provided inside the tank. The tubular portion has an air vent hole having one end opening to the first hole and the other end opening to the inside of the tank. The float is provided to be movable between a position where the air vent hole is closed and a position where the air vent hole is opened.

The present application relates to the technical field of station water supply equipment, and specifically discloses a linear water distributor water supply system for station water supply, comprising: a water storage tank; a filter module, which is arranged on the upper side of a fixed plate and connected with the water storage tank; an adjusting module, which is arranged on the lower side of the fixed plate and comprises an electromagnetic valve, a flow guide plate, a heating cavity, a cooling cavity and a temperature controller; a water distribution and heating module, which is connected with the adjusting module and has a first water distribution module and a second water distribution module, and through the adjustment of the water storage tank and the adjusting module, water distribution at different temperatures is realized. The present application overcomes the defects of the prior art, i.e., the single treatment, the difficulty in grading treatment and the difficulty in freely and accurately adjusting the water temperature of the linear water distributor in the water supply of the station.

This invention relates to the field of chemical wastewater treatment technology, specifically to a filter media suitable for removing fine particles from MTO wastewater, its preparation method, and its application. The filter media includes a core functional phase, which is refined quartz sand modified by hydroxylation. The mass percentage of the quartz sand is not less than 95%, and the particle size of the quartz sand is designed as either a single-stage distribution or a two-stage gradient distribution. The single-stage distribution quartz sand has a particle size range of 1.0 to 2.0 mm; the two-stage gradient distribution quartz sand includes an upper layer with a particle size range of 0.3 to 0.5 mm and a lower layer with a particle size range of 1.0 to 2.0 mm. This invention achieves highly efficient targeted removal of submicron particles. Through surface hydroxylation modification of the refined quartz sand, the electrostatic adsorption and surface bonding ability of the filter media for fine catalyst particles is significantly improved. The removal rate for particles of 0.5 to 5 μm is consistently above 92%, breaking through the technical bottleneck of low retention rate of particles smaller than 3 μm in traditional quartz sand filter media.

The invention relates to a method for treating a fluid, in particular water, the method further comprising a renewal step (40) for restoring the adsorptive capacity of an adsorption bed (22), the step comprising: extracting (42) a sample of adsorbent from the adsorption bed (22); determining (44) a target average age of the extracted sample of adsorbent, in particular by regenerating at least a portion of the extracted sample of adsorbent, at which target average age the extracted adsorbent has a real abatement of pollutants corresponding to a predefined abatement target, regenerating (46) the adsorption bed (22) to the predefined target average age. The invention can improve the treatment of a fluid by adsorption, in particular taking into account new pollutants. The invention also relates to a device for treating according to the proposed method.

The invention provides a hydraulic fluid filtration system and method of use. The system comprises two or more vessels, a filter system comprising at least one filter arranged between the two or more vessels and a valve system. The valve system is operable transfer hydraulic fluid between the two or more vessels through the at least one filter.

The utility model discloses a yarn dye liquor recovery filtering device, including main part box, the main part box upper end fixedly connected with the feed port, the main part box surface fixedly connected with the discharge gate, is seted up filter bin in the main part box, and the feed port and the discharge gate all with filter bin intercommunication, the main part box surface fixedly connected with the receiving plate, is provided with transmission assembly in the receiving plate, the filter assembly is inserted to the main part box, and transmission assembly is used in cooperation with filter assembly, before the replacement of old dye liquor, through the configuration reductant will be inside precious material elution, then after the reaction solution is passed into the device inside through the feed port, after the solution enters the filter bin in the main part box, will first meet the filter cotton and the bearing net on the plugboard, be provided with a plurality of plugboard in the main part box, and the filter cotton of different purposes is set in order on each plugboard from big to small, when the solution passes these filter cottons, will be filtered layer by layer, according to the different particle size of precious material, carries out the collection on the corresponding filter cotton.

The utility model discloses a filter core device of water making machine, including main part, the water inlet is installed on the main part, the right side of water inlet is installed with the water inlet storehouse, the below of water inlet storehouse is installed with the baffle, the below of baffle is installed with filter core, the outside of filter core is provided with the water outlet storehouse, the right side of water outlet storehouse is installed with the water outlet, the below of filter core is installed with the butterfly gate, the below of butterfly gate is installed with the blowdown storehouse, the below of blowdown storehouse is installed with the blowdown. The filter core device of water making machine, filter core is below the filter material clamping plate of connecting flange and is equipped with support ring and support rod in structure, and the stability is strong, and its filter material filters gradually high from inside to outside, in the function aspect, the baffle divides the main part into three areas and stores water separately, and each stage filters and does not interfere with each other, improves the efficiency and quality, in the cleaning maintenance aspect, the pressure sensing device of butterfly gate connects the sound wave emission device, when filter core is blocked, automatically starts and shakes out the dirt after resonance, and then automatically blowdown, can save manpower, keep the filtering performance and prolong the service life.

The utility model provides a kind of cooling water circulation filtering device for air separation equipment, it includes: filtering device main part and flushing mechanism, wherein, flushing mechanism includes support seat, water pump, first water pipe, second water pipe, water outlet pipe, first valve, blow-off pipe and second valve, wherein, water outlet pipe is connected with one end of filtering device main part, water outlet pipe is connected with the other end of first valve, second water pipe is set in one end of water outlet pipe, water pump is set in the other end of water outlet pipe, and first water pipe is set in the input end of water pump;The other end of blow-off pipe is connected with second valve with the one end of filtering device main part being connected, the other end of blow-off pipe being connected with second valve.The cooling water circulation filtering device for air separation equipment of the utility model, by the setting of flushing mechanism, the filter medium inside filtering device main part can be cleaned, effectively prevent the blockage of filter medium.

The utility model relates to water purification technical field, and disclose a kind of domestic environmental protection water purification equipment, including main component and the connecting assembly and primary filter assembly of installation in the middle part connecting place of main component, shunt component is installed in main component, wherein shunt component can make device according to the shunt of different sewage, make it pass through different filter material and filter purification, such design prolongs filter material service life, subsequent equipment maintenance is convenient, the quick disassembly design of primary filter assembly is convenient subsequent filter material cleaning operation of device, improve the practicability of device.

The present disclosure provides a geothermal tail water filtering tank, and relates to the technical field of geothermal energy, which comprises a tank body, one or more liquid inlets and one or more liquid outlets are arranged on the tank wall of the tank body; a filter core, the filter core is arranged in the tank body and can filter the sand-containing geothermal tail water entering the tank body through the liquid inlet; and a partition plate, the partition plate is arranged in the tank body and used for fixing the filter core and located between the liquid inlet and the liquid outlet. The present disclosure can solve the technical problems of low filtering efficiency, long precipitation time, difficult cleaning of sand particles after precipitation and easy clogging of the existing geothermal tail water sedimentation tank.

The utility model discloses a kind of front filter element devices, cavity is formed in filter bottle interior, water inlet, first water outlet and second water outlet are provided on filter bottle and communicate with cavity, filter element is arranged in cavity, first connector is connected with first water outlet, first connector is configured to be connected with water purifier by first pipeline, second connector is detachably connected with water inlet and second water outlet, second connector is configured to be connected with faucet by second pipeline.The front filter element device is moderate in size, can be connected with water purifier and faucet simultaneously, meet kitchen water purification demand, and can be placed in kitchen cabinet.