175results about How to "Large filter area" patented technology

The invention relates to a gas nano purifier. The gas nano purifier comprises a mounting seat, the gas storage bin is installed on the installation base and used for storing clean gas, the side wall of the upper portion of the gas storage bin extends upwards to form an installation plate, and a gas path through hole is formed in the middle of the installation plate; the gas-water separator is mounted on the mounting plate and is used for carrying out primary purification on to-be-cleaned gas; the adsorption tower is mounted on the mounting plate and is used for carrying out secondary purification on the to-be-cleaned gas; gas to be cleaned sequentially flows through the gas-water separator and the adsorption tower and then enters the gas storage bin; the adsorption tower is communicated with the gas storage bin through an exhaust pipe; and the exhaust pipe penetrates through the gas path through hole. Through the arrangement, the installation operation is greatly simplified, and the integrity and the space utilization rate of equipment are improved.

The invention discloses a red sandstone foundation pit drainage structure and a construction method thereof, and relates to the technical field of foundation pit drainage, the red sandstone foundation pit drainage structure comprises a buoyancy assembly, a water suction pump, an electromagnetic three-way valve and two sediment filtering assemblies, and the two sediment filtering assemblies are controlled by the electromagnetic three-way valve to alternately work; the silt filtering assembly in a working state is used for filtering silt, and the silt filtering assembly in an idle state is used for precipitating and collecting the intercepted silt. Alternate work of the two sediment filtering assemblies is achieved through the electromagnetic three-way valve, drainage continuity is guaranteed, the idle time of the sediment filtering assemblies is effectively utilized for sediment collection, and the situation that efficiency is reduced due to frequent cleaning of a traditional single filtering system is avoided; and the cleaned silt is independently collected, and does not enter the raw water body to cause the increase of the silt concentration and influence the subsequent drainage.

The invention relates to the field of coal gasification chilled water, in particular to a coal gasification chilled water filtering system which comprises at least two filter bodies connected into a coal gasification chilled water system and arranged in parallel, and each filter body comprises a shell, a V-shaped sieve plate, a sieve plate flushing assembly and a shell flushing assembly. According to the coal gasification chilled water filtering system, on-line automatic dual cleaning of the filter body can be achieved, under the condition that normal operation of the filtering system is not affected, high-pressure grey water of a coal gasification grey water system is used for cleaning the sieve plate from the upper portion through the top flushing spray head, the inner wall of the shell is flushed through the combination of the side flushing pipe, and the filtering effect is good. The flushing effect of the filter body is improved, the service life of the filter body is prolonged, recycling of the filter body is achieved, the problems that at present, ash blocks the filter, chilled water supply is insufficient, and a gasification furnace cannot operate for a long period are solved, the working intensity of workers is reduced, and the production investment cost is saved.

The utility model relates to the technical field of breather valves, in particular to a diaphragm type sand-proof anti-freezing fire-retardant integrated breather valve which comprises a valve seat covering a tank opening of a storage tank in a sealing mode, an air inlet hole is formed in the valve seat in a penetrating mode, a supporting ring is arranged on the outer side of the air inlet hole in a surrounding mode, and an annular groove is formed in the upper annular face of the supporting ring in a concave mode. A groove cavity of the annular groove is communicated with a tank cavity of the storage tank through an air guide pipe; a valve cover is installed on the valve seat, a breathing film capable of covering the air inlet hole and the annular groove is arranged between the valve cover and the valve seat in a clamped mode, and the air inlet end of the air inlet hole is provided with an inverted conical filter screen in a communicating mode so as to complete the breathing action capable of preventing sand in a matched mode. According to the utility model, the conical filter screen is communicated and mounted at the air inlet, so that impurities such as sand and dust are effectively prevented from entering the breather valve, and the cleanness and normal work of the valve body are ensured. Meanwhile, due to the design of the inverted conical filter screen, the filtering area is increased, the filtering efficiency is improved, sand and dust can slide down and be cleaned conveniently, and the maintenance cost is reduced.

The utility model relates to the technical field of dust removal equipment, and provides anti-blocking dust removal equipment, which is characterized in that three conical filter elements are sequentially arranged at the middle section position inside an outer tank body from top to bottom, three groups of flushing nozzles are arranged on the tank wall of the outer tank body, and each group comprises four flushing nozzles; the four flushing nozzles in one group are aligned to the surfaces of the conical filter elements, three cleaning liquid guide-out valve pipes which are communicated with the top surface spaces of the three conical filter elements respectively are arranged on the tank wall of the right side of the outer tank body, and four filter element anti-blocking scrapers are uniformly distributed on the top surface of each conical filter element; a rotary driving mechanism for driving the four filter element anti-blocking scrapers on the top surface of each conical filter element to rotate and scrape is mounted in the outer tank body; and a negative pressure air pump is mounted on the left side, close to the lower end, of the outer tank body. The dust removal equipment has the advantages of blockage prevention, efficient filtration, automatic cleaning and the like, is suitable for various industrial production places and environments, improves the air quality, guarantees the health of personnel, and is dust removal equipment with excellent performance.

The present invention relates to the technical field of bag dust collectors, and proposes a self-cleaning mechanism of a bag dust collector, including a shell, the shell having a first air inlet and a first air outlet; a mounting platform is arranged in the shell, and the interior of the shell is divided into a first cavity and a second cavity; a number of support cages are arranged on the mounting platform; a pleated bag is sleeved on the support cage, and the gas to be treated in the first cavity passes through the pleated bag and enters the second cavity; a back-blowing nozzle is arranged in the second cavity; there are two slides, the two slides are arranged in the support cage at intervals, and slide vertically relative to the support cage, a high-pressure space is formed between the two slides, and the back-blowing nozzle is connected to the high-pressure space. Through the above technical scheme, the problem that the bag dust collector using pleated bags for dust removal in the prior art simply uses back-blowing means to clean the bags, and the folds of the bags are not completely cleaned is solved.

The utility model belongs to the technical field of water purification equipment, particularly relates to drinking water filtering equipment convenient to clean, and aims to solve the problems of frequent replacement of a filter element and complicated cleaning in the background technology, the following scheme is provided: the drinking water filtering equipment comprises an outer cylinder, a baffle ring is welded at the bottom of the inner wall of the outer cylinder, and a cloth bag filter element is placed on the outer wall of the top of the baffle ring; and brackets which are distributed at equal intervals are welded on the inner wall of the baffle ring. Under the action of the support, on one hand, the filtering area of the cloth bag filter element can be increased to the maximum extent, on the other hand, the opening of the cloth bag filter element can be forced to face downwards, most impurities can be directly separated from the cloth bag filter element after being filtered, the filtering period of the cloth bag filter element is prolonged, the replacement frequency of the cloth bag filter element is reduced, and the consumable cost is saved; the washing coverage of the double-head washing spray head is wide, thoroughness of cloth bag filter element cleaning is guaranteed, automatic cleaning of the cloth bag filter element is achieved, and compared with an external cleaning mode of equipment, convenience of filter element cleaning is greatly improved.

A portable air purification device of the present invention comprises a filter module and an air blower, wherein the air blower is provided with an air inlet and an outward output port, the filter module is a breathable filter material soft bag, the filter material soft bag is filled with filter material, a cavity is provided in the filter material soft bag, the air blower is arranged in the cavity, and its air inlet is connected to the inside of the filter material soft bag. The portable air purification device of the present invention can quickly disassemble and replace the filter material soft bag to replace the filter material, and is flexible to use and convenient to carry.

The utility model relates to the technical field of down silk filtering, and discloses a device for filtering down silk in down products by utilizing static electricity, which comprises a filtering chamber, a raw material bin, a feeding hole, two air inlets, a dustproof net, an air blower, an electrostatic generator and a filtering assembly, two rotating connecting pieces are fixedly connected to the front end of an inner cavity of the movable groove at equal intervals, a rotating shaft is rotatably connected between the two rotating connecting pieces, a cover plate is fixedly connected to one side of the outer surface of the rotating shaft, a discharging bin is fixedly connected to the right end of the filtering chamber, and a discharging pipeline is fixedly connected to the bottom end of the discharging bin. Down silk and impurities in an inner cavity of the filtering chamber are charged through the electrostatic generator, the cross-shaped filtering plate is charged by the power supply, the down silk and the impurities are adsorbed on the surface of the cross-shaped filtering plate through the opposite charges, the cover plate is convenient to open and close through the movable groove, the filtering assembly is convenient to clean and replace, and the filtering effect of the device is guaranteed.

The utility model discloses a water conservancy project gate water purification device, relates to water conservancy gate technical field, including gate frame, interception subassembly and filter screen, the inside of gate frame is provided with gate main part, and the interception subassembly is installed in the front of gate frame, the interception subassembly includes interception screen frame, locking bolt and interception screen, locking bolts penetrate through the upper sides of the intercepting net frames, a blocking net is fixed between the intercepting net frames, the blocking net is of an arc-shaped structure, rear side plates are fixed to the rear side of the gate frame, a filter screen is installed between the rear side plates, and a trash removal assembly is installed above the outer side of the filter screen. According to the gate water purifying device for the water conservancy project, the blocking net is of an arc-shaped structure, compared with a plane-shaped structure, the available water filtering area is larger, the blocking net can conveniently intercept garbage and impurity dirt passing through the gate body, the filtering net can conveniently intercept impurities passing through the gate body again, pollutants are prevented from passing through, and therefore the multi-layer water purifying effect is achieved.

The utility model relates to the technical field of filtering equipment, and discloses a filtering device for recycling high-temperature condensate water, which comprises a shell, a filter screen cylinder is arranged in the shell, a plugging plate is arranged at one end, close to a water inlet of the shell, of the filter screen cylinder, and the diameter of the plugging plate is matched with the inner diameter of the shell; a water inlet hole is formed in the part, larger than the diameter of the filter screen cylinder, of the plugging plate; one end, close to the water outlet of the shell, of the filter screen cylinder is communicated with an outlet in the end part of the shell; a cleaning sleeve is rotationally arranged on the shell, and a cleaning brush in contact with the outer wall of the filter screen cylinder is arranged in the cleaning sleeve; according to the utility model, the filtering area of circulating water can be increased, the filtering efficiency is ensured, meanwhile, regular dirt cleaning can be realized without disassembly, and the conditions that the filtering efficiency is reduced due to the fact that dirt is attached to the filtering net cylinder and the working intensity is increased due to frequent disassembly are avoided.

The invention discloses a filtering and circulating device for excimer laser gas, and belongs to the technical field of excimer lasers. The filter comprises a hollow cylindrical outer shell, an air inlet pipeline and an air conveying pipeline are installed at the upper end of the outer shell, and a purification box body is installed in the outer shell; the turbine pump is rotationally arranged outside the rectangular cavity; the cross flow fan is rotationally arranged in the rectangular cavity; and the output end of the double-shaft output motor is respectively connected with the turbine pump and the cross flow fan. The flow of working gas in the backflow discharge cavity is increased, meanwhile, the flowing speed of the working gas is increased, the filtering efficiency of the filter on discharge dust particles is improved, meanwhile, the filter screen rotates all the time and can be self-cleaned, and the effective filtering area of the filter screen can change along with the speed of the working gas. And the filtering effect is ensured while the filtering efficiency is ensured.

The application discloses a kind of carbon dioxide methyl ester raw gas purification filter pollution devices, it includes horizontally arranged cylinder, coaxial tower type ladder filter assembly and translation pneumatic purging assembly are arranged in the cylinder, the tower type ladder filter assembly includes several end face filter parts and cylinder filter parts that are alternately connected in sequence;The beneficial effects of the application: the tower type ladder filter assembly of the application is designed to filter carbon dioxide methyl ester raw gas, the tower structure can effectively increase the filter area, thereby improving the filtering efficiency;Tower type ladder filter assembly has matching end face filter parts and cylinder filter parts, with axial airflow and radial airflow filtering function, according to the gas direction to axial filtration as main, radial filtration as auxiliary, long service life;According to the actual use characteristics of end face filter parts and cylinder filter parts, design translation pneumatic purging assembly and spray cleaning assembly to clean tower type ladder filter assembly, cleaning is fast and efficient.

The invention discloses a hydraulic oil filtering device for hydraulic equipment, and relates to the technical field of hydraulic equipment, the hydraulic oil filtering device comprises a filtering shell, the filtering shell is of a hollow cylinder structure with an open bottom end and a blocked top end, the bottom end of the filtering shell is detachably connected with a bottom cover for blocking the filtering shell, and the top surface of the filtering shell is provided with an oil inlet pipe and an oil outlet pipe capable of axially sliding along the filtering shell; the number of the filter plates is at least two, and the two filter plates are mounted in the filter shell at an interval; and the inner filter shell vertically extends downwards along the inner top wall of the filter shell. According to the multi-stage filtering hydraulic machine, the multi-stage filtering design is adopted, various impurities in hydraulic oil can be effectively removed, large-particle impurities or small-particle impurities can be fully intercepted, the impurity removing capacity is improved, it is ensured that the filtered hydraulic oil has higher cleanliness, and therefore abrasion caused by the impurities to all parts of the hydraulic machine is reduced, and the service life of the hydraulic machine is prolonged. Working precision and reliability of the hydraulic machine are improved, and service life is prolonged.

The utility model discloses a portable air purifier, which relates to the technical field of air purification and comprises a purifier top seat, the top of the purifier top seat is fixedly connected with a support, the bottom of the purifier top seat is provided with a plurality of filter screen cylinders, and the bottoms of the filter screen cylinders are in threaded connection with a base. The clamping seat at the bottom of the top seat of the purifier can be directly assembled with the threaded seat on the base in a threaded mode, at the moment, the overall size becomes very small, carrying is convenient, when the purifier needs to be used, after the top seat and the base of the purifier are disassembled in a threaded mode, the number of the filter screen cylinders can be taken out according to needs, and the filter screen cylinders are assembled; after the multiple filter screen cylinders are spliced, the filtering area of the folding filter screen is increased, meanwhile, the filter screen cylinders are convenient to replace, and a stable triangular state is formed by the telescopic rod and one corner of the base and the table top for supporting; the device can purify air and adjust the angle at the same time to achieve the effect of blowing and cooling as a desktop fan in hot weather.

The utility model provides a kind of security filter convenient to replace, including shell and the screw rod of the lifting assembly being arranged in its upper cavity, first sensor, second sensor, sealing unit, a plurality of first filter components and a plurality of second filter components, and first sensor, second sensor are respectively installed in the upper portion and lower portion in shell;The upper portion of shell is connected with upper cover, and opposite sides are respectively provided with water inlet and water outlet, and first filter component and second filter component are sequentially and alternately sleeved in the outside of lifting assembly screw rod below water inlet, and first filter component, second filter component are arranged at angle;Lifting assembly is used to drive first filter component, second filter component up and down movement.The security filter convenient to replace of the utility model, the structure of lifting assembly and filter component being arranged, so that filter plate can be automatically lifted to the outside of shell, facilitate staff maintenance and replacement, reduce the operation difficulty, improve work efficiency.

The utility model relates to the technical field of oil fume filtering equipment, and provides an oil fume filtering and discharging device which comprises a shell, a filtering cavity is formed in the shell, the filtering cavity is provided with an air inlet and an air outlet, the air inlet and the air outlet are communicated with the outside of the shell, and the air inlet faces an oil fume generating position of a kitchen; the first filter paper is obliquely arranged in the filter cavity and located between the air inlet and the air outlet, and the first filter paper is used for filtering water vapor in the lampblack; the bracket is arranged in the filtering cavity, keeps in contact with the first filter paper and is used for supporting the first filter paper; the second filter paper is obliquely arranged in the filter cavity, is positioned between the bracket and the air outlet, and is used for filtering particulate matters in the oil smoke; the first fan is arranged in the filtering cavity and used for forming airflow in the shell. By means of the technical scheme, the problem that in an existing oil fume filtering and discharging device, the filtering effect on oil fume cannot meet the requirement due to the fact that filter paper adsorbs water vapor and deforms is solved.

The invention discloses a food production raw material processing device which comprises a supporting frame and a rinsing tank, the rinsing tank is installed at the top end of the supporting frame, a containing cavity is formed in the rinsing tank, a filtering assembly is arranged in the rinsing tank and comprises a rotating rod rotationally installed in the rinsing tank, a first motor is installed on the outer surface of the rinsing tank, and a second motor is installed on the outer surface of the first motor. According to the food production raw material processing device, a combined filter screen structure formed by combining two single screens is adopted, so that the filtering area is increased, the filtering effect is improved, the filtering effect is improved, and the food production raw material processing device has the advantages that the food production raw material processing device is convenient to use and high in practicability. And the steel frame is installed through the staggered steel wires, so that the strength and the stability of the combined type filter screen are effectively enhanced, the combined type filter screen is not prone to deformation or damage in the long-time and high-strength use process, and the continuity and the high efficiency of filtering are guaranteed.

The utility model relates to the technical field of water purification equipment, in particular to a filter element and water purification equipment with the same. Comprising an explosion-proof shell and a plurality of groups of filtering assemblies, the upper end of the explosion-proof shell is communicated with a water inlet shell, the water inlet shell is communicated with a water inlet pipe joint, and the explosion-proof shell is communicated with a water outlet pipe joint; the plurality of groups of filter assemblies are mounted on the inner side of the explosion-proof shell, each filter assembly comprises a PP cotton cylindrical filter screen and an activated carbon cylindrical filter screen arranged on the outer side of the PP cotton cylindrical filter screen, a plurality of communicating pipes communicated with an inner cavity of the water inlet shell are connected to the top end of the interior of the explosion-proof shell, and the plurality of communicating pipes are respectively communicated with the plurality of PP cotton cylindrical filter screens. Compared with a conventional filter element, the filter element arranged in the technical scheme can enlarge the filtering area of the filter element under the same cavity volume, so that the filtering efficiency of a water body is improved.

The present invention relates to the field of preparation of foldable filter elements, and in particular to a PTFE foldable filter element with high dirt holding capacity and low flow resistance, and a preparation method and application thereof. The method comprises: (1) melting and mixing PTFE resin and fiber, and then sintering and forming to obtain a precursor; (2) stretching the precursor to obtain a PTFE base membrane; (3) modifying the PTFE base membrane with an organic modifier to obtain an organic modified PTFE base membrane; (4) preparing a filtration matrix layer with the organic modified PTFE base membrane, and folding it into fins to obtain a PTFE foldable filter element with high dirt holding capacity and low flow resistance. The PTFE foldable filter element provided by the present invention solves the problem of low support strength between the existing ordinary foldable filter element membranes, and at the same time can strengthen the deep filtration capacity of the foldable filter element and improve the dirt holding capacity. In addition, the special structure constructed in the scheme of the present invention can effectively reduce the filtration pressure difference of the filter element during use and extend its service life.

The invention relates to the technical field of waste gas purification, in particular to a self-cleaning chemical filter which comprises a tank body and a filter screen arranged in the tank body, a sleeve shell with an opening in the top is arranged in the tank body, an activated carbon filter element used for treating waste gas is arranged in the sleeve shell, and the self-cleaning chemical filter further comprises a transmission rod arranged in the center of the filter screen. The filter screen is of a conical structure, an inclined scraping plate attached to the surface of the filter screen is fixedly connected to the interior of the tank body, and a driving assembly for driving the filter screen to rotate is arranged on the outer surface of the transmission rod; the cleaning roller is rotationally connected to the interior of the sleeve shell, located on one side of the activated carbon filter element and used for cleaning impurities on the surface of the activated carbon filter element, and cleaning assemblies matched with the driving assemblies to drive the activated carbon filter element to rotate are arranged at the two ends of the activated carbon filter element; the cleaning roller is in contact with the activated carbon filter element, continuous cleaning of the activated carbon filter element in the rotating process is achieved through meshing of the transmission gear and the pinion, and impurities and blockages on the surface of the filter element are effectively removed.

The utility model discloses a kind of air-water separation machines for textile dewatering production line, including tank, tank top is equipped with the tank cover of being able to open and close, tank top end and bottom end are equipped with the air outlet and air inlet of the communication external air passage, air inlet and air outlet the side wall of tank communication, realize eccentric setting, tank inside is equipped with shutter, and through-hole is equipped on shutter, shutter position is higher than air inlet, and filter cover is equipped above shutter, and filter cover carries out filtration to the gas of circulation in tank;The tank bottom is equipped with drainage;Mounting plate is equipped on tank inner wall, for installing filter cover;Mounting plate is set as the annular plate of center through, filter cover is set as conical, flange plate and lifting rod are set in one end of filter cover, filter cover tip end is inserted into mounting plate and is fixed mounting plate and flange plate on filter cover by bolt screwing down.The utility model can improve the efficiency of gas rotation by the cooperation of shutter and conical filter cover, improve the effect and efficiency of rotary separation water body.

This utility model relates to the field of organosilicon processing technology, and in particular to an impurity filtration device for organosilicon processing. It solves the problem in existing technologies where multiple filter plates are typically fixedly installed inside the reactor body, making it impossible to remove them all at once. This results in the need to disassemble each filter plate individually when replacement or cleaning is required, leading to cumbersome and time-consuming operations that severely impact production rhythm and equipment efficiency. The impurity filtration device for organosilicon processing includes a reactor body, a top cover connected to the top of the reactor body, and a feed hopper. Lifting frames are installed on both sides inside the reactor body. This utility model, through its detachable connection structure and overall removal design, allows for quick and easy disassembly and replacement of the filter plates, significantly simplifying the maintenance process, improving operational convenience and equipment efficiency. It effectively solves the problems of inconvenient disassembly and time-consuming cleaning of traditional filter plates, improving production continuity and equipment utilization.

The utility model discloses a high-pressure heat preservation filtering device, which relates to the technical field of online high-pressure pipeline filtering and comprises a connecting pipe, an upper mounting pipe is fixedly mounted at the top of the connecting pipe, a connecting flange assembly is arranged at the bottom of the connecting pipe, and a conical pipe is detachably mounted at the bottom of the connecting pipe through the connecting flange assembly. A lower mounting pipe is fixedly mounted at the bottom of the conical pipe, and a conical filter screen is detachably mounted between the connecting pipe and the conical pipe; according to the utility model, the upper mounting pipe and the lower mounting pipe are convenient to disassemble and assemble by adopting the quick-release chucks, the flange bolts are connected and matched with the tetrafluoroethylene gaskets, so that certain pipeline pressure can be resisted, and the interlayer design adopted by the interlayer heat preservation assembly achieves the purpose of heat preservation and cooling of materials; compared with a flat plate filter screen, the conical filter screen design of the conical filter screen increases the filter area and accelerates the filter speed.

The utility model discloses a multilayer formula pressurization filter appearance relates to filter technical field, including filter appearance outer frame mechanism, the upper end of filter appearance outer frame mechanism is pressed and is connected with pressurization test cover mechanism, the inside bushing of filter appearance outer frame mechanism is connected with the built -in filter mechanism for filtering, the utility model solves the water filter filter screen blockage of existing, difficult to clean, and the problem of low filter screen filtering efficiency, the utility model passes through the setting of built -in filter mechanism, makes the water of external pump pipe input directly input plug -in inside, then completes filtering in proper order through two layers of filter drum, and the filtering connecting piece is the tubular filter structure, and the filtering area is big, and the efficiency is high, through the setting of filter appearance outer frame mechanism, the lower end center of filter box body is connected with the cleaning pipe, and the cleaning pipe is vertically set, and the vertically set cleaning pipe is convenient for opening switch after filtering, and the water reserved in filter box body carries out self -cleaning to filtering connecting piece, avoids the blockage.

This utility model relates to the field of injection molding nozzle technology and discloses a filter device for injection molding machine nozzles, including an injection tube and an injection nozzle. A connecting seat is fixedly installed on the outer edge of the injection tube at the end away from the injection nozzle. An external thread is formed on the outer edge of the injection tube at the end away from the injection nozzle. A limiting groove is formed on the inner wall of the injection tube away from the connecting seat. A filter assembly is set on the injection tube through the limiting groove. The filter assembly includes a filter sleeve, and a through groove and a filter groove are formed on the outer edge of the filter sleeve. This filter device for injection molding machine nozzles, through the design of a sliding ring, can be driven to reciprocate by the pressure. Subsequently, a connecting rod can drive a scraper to reciprocate along the inner wall of the filter sleeve. Utilizing the adhesion characteristics of the scraper to the inner wall of the filter sleeve, impurities attached to the vicinity of the filter groove are scraped off in time, preventing the filter groove from clogging. This avoids the need for additional motors and mechanical seals, which would easily lead to higher costs and be inconvenient for widespread use.

The invention discloses a multi-stage composite activated carbon drinking water filtering device, and relates to the technical field of water purifying equipment, the multi-stage composite activated carbon drinking water filtering device comprises a water purifying kettle and a filtering main body, a partition plate is fixed in the water purifying kettle and divides the water purifying kettle into an upper part and a lower part, and a step groove is formed in the middle of the partition plate. In the using process, the water purifying kettle is divided into an upper part and a lower part by the partition plate, raw water enters from the water inlet of the upper raw water storage area and enters the coarse filter cylinder from outside to inside to be filtered for the first time, intercepted coarse particles can naturally settle in the bowl-shaped groove above the embedded block after the raw water flows out, and cleaning is convenient; the coarse filter cartridge and the fine filter cartridge are longitudinally communicated, so that raw water is led out from inside to outside by the fine filter cartridge again for secondary filtration, intercepted fine particles enter the collection cavity from the slag discharge port in the bottom of the conical surface of the fine filter cartridge to be cleaned conveniently, particles in a field water source can be fully filtered out through two times of filtration, and the water quality can be effectively improved.

The present invention relates to the technical field of lubricating oil treatment, specifically to a device for rapid natural sedimentation of waste lubricating oil, comprising a sedimentation cylinder and a fixed plate distributed just above the sedimentation cylinder and fixedly connected to an external object, wherein a filtering mechanism is arranged inside the sedimentation cylinder; the filtering mechanism comprises a filtering assembly 1, wherein the filtering assembly 1 comprises a filtering cylinder arranged on the upper side of the interior of the sedimentation cylinder, and a slide rail of an annular structure is fixed on the upper side of the exterior of the filtering cylinder, and the filtering cylinder is rotatably connected to the inner wall of the sedimentation cylinder via the slide rail. The filtering structure provided in the present application can, on the one hand, effectively filter and remove impurities from metal wires in cutting oil, and collect the filtered metal wires, and the collected metal wires are stacked and laid in the filtering structure to form a better wire mesh filtering structure, which can further improve the filtering effect in reverse, and on the other hand, provide secondary filtration, further increase the filtering area of ​​the filtered cutting oil, and filter the sludge and metal dust impurities in the cutting oil, thereby improving the quality of subsequent cutting oil.

The utility model relates to the technical field of filtering for asphalt emulsifiers, and discloses a filtering device for an asphalt emulsifier, which comprises a filtering tank and a collecting box, a motor is fixedly connected to the middle side of the upper part of the filtering tank, a funnel is fixedly connected to the right side of the upper part of the filtering tank, and a feeding hole is fixedly connected to the right side of the upper part of the funnel; a filtering plate is fixedly connected to the middle side of the interior of the funnel, two annular plates are fixedly connected to the upper side of the interior of the filtering tank at equal intervals, two annular plates are fixedly connected to the middle side of the interior of the filtering tank at equal intervals, and a rotating shaft is fixedly connected to the output end of a motor. According to the utility model, the motor drives the rotating shaft to uniformly distribute objects to be filtered on the filtering surface, so that the filtering area is increased and the efficiency is improved; the rotating process reduces the blocking risk and prolongs the service life; the scraper removes materials in the filtering tank, improves production efficiency, reduces abrasion and corrosion of equipment, prolongs service life, and reduces maintenance cost.

The utility model discloses a multifunctional extracting tank which mainly comprises a tank body, a condensing device, an oil-water separator and a filter, the top of the tank body is connected with the condensing device through a mist eliminator, the condensing device is connected with the oil-water separator, the bottom of the tank body is connected with the filter, and a mist capturing net is arranged on the upper portion of the mist eliminator. A plurality of foam catching plates which are longitudinally arranged in a staggered manner are arranged at the lower part of the tank body, each foam catching plate is downwards inclined, sharp teeth are uniformly distributed on the lower surface of each foam catching plate, a plurality of side filter frames are uniformly distributed on the inner wall of the tank body, and filter screens are arranged in the side filter frames. A traditional structure is optimized, the foam catching plates and the side filtering structure are improved, the foam catching effect is enhanced through the multiple layers of foam catching plates, the product quality is improved, the filtering efficiency is improved through the improved side filtering structure, the production efficiency of equipment is improved, the overall performance of the equipment is optimized, and the comprehensive performance of the equipment is improved.