3318results about "Moving filtering element filters" patented technology

The invention relates to the technical field of wastewater treatment, and discloses a multi-stage wastewater treatment device for wood production, which comprises a treatment tank, and further comprises a filter cartridge I and a filter cartridge II which are cylindrically arranged in the treatment tank, and the filter cartridge II is positioned in the filter cartridge I and is used for sequentially separating impurities in wastewater; the water outlet pipe is arranged at the bottom of the filter drum II and is used for guiding out the treated wastewater; the water inlet pipe is arranged at the bottom of the treatment tank. By adopting the filter cartridge I and the filter cartridge II, continuous multi-stage filtration from rough filtration to fine filtration is realized, saw dust, fibers and other impurities with different particle sizes are removed at one time, meanwhile, online self-cleaning is synchronously carried out, and rotary filtration and filter screen cleaning are synchronously carried out through motor driving; therefore, the problem that traditional filtering equipment must be frequently shut down and manually cleaned due to quick blockage of a filter screen is solved, continuous and uninterrupted efficient operation of the wastewater treatment process is ensured, and the overall treatment efficiency and production continuity are greatly improved.

The invention discloses a circulation system of aluminum wire drawing liquid, and relates to the technical field of metal processing, the circulation system comprises: a wire drawing device, which is provided with an immersion liquid box and an outlet die, and after entering the immersion liquid box for drawing, an aluminum rod is sized from the outlet die for molding; a filter is arranged in the wire drawing liquid pool, the filter is communicated with the immersion liquid box through a circulating pipe I, the circulating pipe I is connected with a heat exchanger, and the immersion liquid box is communicated with the wire drawing liquid pool through a return pipe; the cooling system is connected with the heat exchanger through a circulating pipe II; the filter is provided with at least one continuous filtering mechanism, and the continuous filtering mechanism is configured to trigger the continuous filtering mechanism to rotate to switch a new filtering structure when the water level in the filter rises. After the water-based aluminum wire drawing liquid is adopted, no smell is generated in the circulation process, and the surrounding environment of a machine table is clean and tidy. Meanwhile, after the aluminum powder is filtered and is drawn by a nano-mold, the lubricating property is good, and the surface of the aluminum wire is smooth and clean.

The invention relates to the technical field of fishery breeding, and particularly discloses a fry hatching device for schizothorax breeding, comprising a support frame, the top of the support frame is fixedly connected with a hatching box and a breeding box, the side surface of the hatching box is fixedly connected with the side surface of the breeding box, and two sides of the inner wall of the breeding box are fixedly connected with plastic plates; the fry hatching equipment comprises a hatching box and a breeding box, the side faces of the hatching box and the breeding box communicate with water adding pipes, the bottom of the side face of the hatching box penetrates through and is fixedly connected with a purification assembly, and an inlet is formed in the side, close to the hatching box, of the inner wall of the breeding box. And the aeration device is arranged, so that the content of dissolved oxygen in the incubator can be increased, sufficient oxygen is provided for fertilized eggs, and healthy growth of the fertilized eggs is promoted.

The utility model relates to the technical field of organic fertilizer fertilization, and particularly discloses an organic fertilizer fertilization system and a fertilization method, the organic fertilizer fertilization system comprises a differential pressure centrifugal filtering device, the differential pressure centrifugal filtering device comprises a device body, a centrifugal rotating disc is rotatably arranged in the device body, and a plurality of small filtering holes are formed in the middle of the side wall of the centrifugal rotating disc; a refined filtration liquid storage chamber and a slag liquid storage chamber are arranged in the device body; the bottom section cutting surfaces of the refined filtration liquid storage chamber and the slag liquid storage chamber are arranged in a manner that the middle parts are convex; the centrifugal turntable sequentially penetrates through the middle parts of the refined filtration liquid storage chamber and the slag liquid storage chamber; and a feeding pipe is arranged above the centrifugal turntable. The device has the beneficial effects of low energy consumption, high filtering efficiency, capability of meeting the requirement of applying biogas slurry to a drip irrigation system after treatment and the like.

The utility model relates to the technical field of sludge dewatering, and discloses a filter cloth recycling and cleaning device which comprises a mounting frame, two groups of filter cloth overlapped up and down, a tensioning mechanism arranged along the central axis of the mounting frame, a cleaning mechanism, a low-vacuum water suction box, a leveling assembly and two groups of sludge scraping plates, the two groups of filter cloth penetrate into the mounting frame from one end of the mounting frame and sequentially penetrate through the leveling assembly, the low-vacuum water suction box, the cleaning mechanism and the tensioning mechanism; the cloth rolling mechanism penetrates out of the mounting frame from the other end of the mounting frame, separates one group of filter cloth, sequentially penetrates through the mud scraping plate, the tensioning mechanism, the cleaning mechanism and the low-vacuum water suction box and then reaches the leveling assembly. The two layers of filter cloth for clamping and conveying sludge are separated, sequentially pass through the sludge scraping plate, the tensioning mechanism, the cleaning mechanism and the low-vacuum water suction box and then are recycled to the cloth rolling mechanism on the leveling assembly, the sludge residues remaining on the filter cloth are automatically removed in various modes for removing the sludge residues on the filter cloth, and the reuse efficiency of the recycled filter cloth is improved.

The invention discloses a water diversion structure for water conservancy and hydropower engineering, and relates to the technical field of water conservancy and hydropower water diversion devices. The filtering device comprises a filtering net cylinder; the filtering device is connected with a scraping assembly; the scraping assembly is rotationally connected with a cleaning assembly; the bottom of the water diversion box is fixedly connected with a sealing assembly; the scraping assembly is in transmission connection with the discharging assembly through the transmission assembly. The filter screen cylinder is driven to rotate through the filter device, and the filter device synchronously drives the scraping assembly to scrape impurities; the scraping assembly drives the cleaning assembly to clean the filter screen cylinder; the scraped impurities are sealed and collected by the sealing assembly, and then the transmission assembly drives the discharging assembly to be discharged in a centralized mode. The problems that in the operation process of an existing water diversion device, when impurities are discharged, water leakage is likely to be caused, and conveying efficiency is lowered are solved.

The invention relates to the technical field of purification, in particular to Chinese cabbage moss allergy-free factor purification equipment which comprises an outer box, one side of the outer box is communicated with a feeding pipe, a self-cleaning filtering assembly capable of automatically scraping impurities attached to different side faces is arranged in the outer box, and the self-cleaning filtering assembly comprises a filtering cylinder rotationally connected with the side wall of the outer box; one side of the filter cartridge is communicated with a transverse pipe, the transverse pipe extends to the outside of the outer box, the feeding pipe penetrates through the transverse pipe, a scraping assembly is arranged in the filter cartridge, the scraping assembly is dragged to rise when the filter cartridge rotates and then slides down to conduct scraping, a driving assembly used for driving the transverse pipe and the filter cartridge to rotate is arranged on the outer box, and the scraping assembly comprises an arc-shaped plate in sliding connection with the inner wall of the filter cartridge; and a plurality of sliding plates are fixedly connected between the two arc-shaped plates. The technical problems that particles in Chinese cabbage moss juice of existing purification equipment are prone to blocking a filter screen, the amount of blocked Chinese cabbage moss particles is large, the cleaning difficulty is increased, and the process of cleaning the filter screen is time-consuming and labor-consuming are solved.

The utility model relates to an automatic cleaning filter vat for a cooling tower, which comprises a vat body, a pollution discharge bottom plate, a filter cover cylinder, a water sealing top cover and a servo motor, the pollution discharge bottom plate is fixedly connected with the bottom end of the vat body, the filter cover cylinder is arranged in the vat body and positioned on the pollution discharge bottom plate, the water sealing top cover is fixedly connected with the top end of the vat body, and the servo motor is arranged on the water sealing top cover. The filtering cover cylinder comprises a filtering cylinder body, a rotating connecting frame, a rotating shaft and a water retaining disc edge, the water retaining disc edge is fixedly connected with the outer side of the top end of the filtering cylinder body, the rotating connecting frame is arranged in the filtering cylinder body and fixedly connected with the filtering cylinder body, the rotating shaft is arranged in the center of the rotating connecting frame and fixedly connected with the rotating connecting frame, and the rotating shaft is fixedly connected with the servo motor; the servo motor is electrically connected with a control system in the cooling tower, the barrel body is provided with a water inlet and a water outlet, the water inlet and the water outlet are communicated with a cooling water pipeline of the cooling tower, and the water inlet is higher than the edge of the water retaining disc. A self-cleaning system is adopted and integrated into the cooling tower, so that the cost and the space are saved.

The invention discloses a Y-shaped filter device for heating and ventilation pipelines, and belongs to the field of filters, the Y-shaped filter device comprises a pipe body, a filter cartridge and a support seat, the pipe body is of a Y-shaped structure, the upper end of the filter cartridge is open and is mounted in a filter chamber, a rotating shaft is arranged in the filter cartridge, the rotating shaft is fixedly connected with the filter cartridge through a plurality of connecting rods, and a paddle is arranged at the upper end of the rotating shaft; the lower end of the rotating shaft penetrates through the filter cartridge and is rotatably connected with the supporting seat through a bearing. The filter cartridge rotates in the filter chamber, so that each area in the circumferential direction of the filter cartridge is in uniform contact with a medium, and the problem of local blockage caused by concentrated accumulation of impurities in a traditional fixed filter cartridge is avoided; besides, in the rotating process of the filter cartridge, the washing direction of the medium to the surface of the filter cartridge is continuously changed along with the rotation of the filter cartridge, impurities are difficult to adhere and harden at a single position, the blocking period of the filter cartridge is effectively prolonged, long-term smoothness of a filter channel is ensured, and the stability of the filtering efficiency of the filter cartridge is improved; and the problems of system flow reduction, pressure loss increase and the like caused by blockage are reduced.

The invention relates to the technical field of sludge filter pressing, in particular to a sludge filter pressing system based on automatic operation, which is characterized in that a dynamic monitoring module is used for acquiring a falling track of a filter plate according to a falling image of the filter plate so as to determine a falling expression length interval of a filter cake falling to a conveying belt; whether the filter cake falling process is abnormal or not is judged through a feature recognition module, falling state characterization vectors of the filter cake at all falling positions are constructed through an abnormality analysis module, and the filter cake recognition state is determined according to the comparison result of the falling state characterization vectors; sludge filter pressing is automatically adjusted through the filter pressing management module, pushing parameters of a high-pressure medium in a filter plate interlayer are adjusted, or the washing unit is controlled to carry out pressurized washing on characteristic marking filter cloth, and then abnormal adhesion attributes are distinguished by dynamically monitoring and analyzing a filter cake falling track and deviation characteristics; the sludge filter pressing process is self-adaptively regulated and controlled, and the continuous filter pressing stability of the sludge is improved.

The invention relates to the field of sludge treatment, in particular to equipment for improving centrifugal dewatering efficiency of sludge and a related method thereof. The equipment for improving the sludge centrifugal dewatering efficiency comprises an outer barrel, a supporting rotary barrel, a filter bag and a plurality of elastic supporting rods, the supporting rotary barrel is coaxially and rotatably arranged in the outer barrel, the filter bag is located on the inner side of the supporting rotary barrel, the upper end of the filter bag is fixed to the top of the supporting rotary barrel, and the lower end of the filter bag can be pulled up and down; the plurality of elastic supporting rods are uniformly arranged on the supporting rotary drum along the circumferential direction and are positioned on the inner side of the filter bag. In the centrifugal dewatering process, the elastic supporting rod is close to the filter bag and deforms to store energy, the elastic supporting rod is buried into solid sludge along with increase of the solid sludge on the filter bag, during discharging, the elastic supporting rod resets and is separated from the solid sludge, the integrity of the solid sludge on the filter bag is damaged, and then discharging can be achieved by pulling and shaking the filter bag. The discharging speed is higher, the discharging efficiency is higher, and the dewatering efficiency can be greatly improved.

The utility model provides re-filtration equipment for iron-containing sludge wastewater produced by Fenton reaction, a water distribution system is used for uniformly distributing inlet water, the water is flocculated wastewater and enables the flocculated wastewater to automatically flow into a filtration system, and a transmission device in the filtration system comprises a driving wheel, a driven wheel and a belt, rotating shafts of the driving wheel and the driven wheel are parallel to the ground, the water distribution system is located above the transmission device, the movement direction of the top edge of the driving wheel in the transmission device during rotation is recorded as the conveying direction of the belt, and the conveying direction of the belt is opposite to the water incoming direction of the water distribution system during working; first HIW filter cloth is arranged on the belt, and the first HIW filter cloth is high-hydrophilic filter cloth and is made of a hydrophilic material. The re-filtration equipment solves the problem that iron-containing sludge wastewater is flocculent and is not separated, saves the medicament cost, improves the convenience of field operation, saves the manufacturing cost and occupied area of a sludge system, can operate automatically, and is low in investment cost, low in operation cost and simple and convenient in field operation management.

The plant extracting and filtering device comprises an extracting and filtering tank and a crushing mechanism, a filter cartridge assembly is installed in the extracting and filtering tank and comprises a filter screen assembly and a feeding port, a rotary driving base is installed at the bottom end of the extracting and filtering tank, an electric heating pipe is installed on the inner wall of the extracting and filtering tank, and the crushing mechanism is installed on the inner wall of the extracting and filtering tank. A crushing assembly is mounted in the crushing mechanism, and an ultrasonic transducer is mounted at the bottom end of the extracting and filtering tank; the technical key points are as follows: a filter cartridge assembly rotates during extraction, centrifugal force is applied to plant raw materials, the plant raw materials are in full contact with an extraction solvent under the action of the centrifugal force and the gravity of the plant raw materials, and the plant extraction efficiency is improved; the plant raw materials do not need to be crushed by independent crushing equipment, time and labor are saved, the filter cartridge assembly is simple and easy to disassemble, and plant residues in the filter cartridge assembly are convenient to clean.

The invention relates to the field of sponge cities, in particular to an intelligent well lid for a sponge city. An intelligent well lid for a sponge city comprises a well ring, a well lid body and the like. The well ring is movably connected with a well lid body. A plurality of water inlet holes are formed in the well lid body; a sealing table is arranged on the well ring; the well lid body is matched with the sealing table; and a sealing gasket made of a rubber material is arranged on the sealing table. Primary filtering is achieved through the water inlet hole and the intercepting column, sundries are intercepted by the first water filtering hole and the second water filtering hole of the sewage intercepting basket in a graded mode, the problem of waterlogging caused by unsmooth drainage after the first water filtering hole and the second water filtering hole are blocked is solved through cooperation of the first elastic piece and the bearing ring, and smooth drainage during heavy rainfall is guaranteed through multi-stage diversion of the diversion hole; and meanwhile, the sewage intercepting basket has an automatic lifting function and can clean a shunting hole filter screen, so that urban waterlogging is effectively prevented, and the manual maintenance intensity is greatly reduced.

The utility model discloses a precious metal waste recycling device which comprises a box body, a stirring shaft is rotatably connected to the interior of the box body, stirring rods are fixedly connected to the outer side of the stirring shaft at equal intervals, a fixing frame is fixedly connected to one side of the box body, and a motor is fixedly connected to the outer side of the fixing frame. According to the precious metal waste recycling device, the box body, the transmission shaft, the connecting rod, the push rod, the sliding frame, the sliding rod, the fixed rod, the connecting rod, the filter frame and the cover plate are arranged, so that the waste is in full contact with a dissolving solution, the dissolving efficiency of precious metal is improved, the recycling time is shortened, and the cost is reduced. The filtering frame can block and collect waste residues which cannot be dissolved; and by arranging a second bevel gear, a first bevel gear, a stirring shaft and a stirring rod, the function of stirring the dissolved solution is achieved, the dissolving efficiency of the precious metal is further improved, and recycling of the precious metal is facilitated.

The application discloses the field of waste plastic recycling, and discloses a plastic film recycling device which is used for cleaning and recycling of the broken plastic film and comprises a cleaning pool, the end of the cleaning pool is provided with a conveying belt arranged obliquely, water filtering holes are formed in the conveying belt, and extrusion components are arranged on the conveying belt; the broken pieces are extruded by the extrusion components, so that the speed of water drainage of the broken pieces is accelerated, and the subsequent recycling process is ensured to be carried out smoothly. The traditional conveying belt only relies on gravity to drain water, and the water in the wet plastic pieces and between the layers of the wet plastic pieces cannot be effectively drained, so that a large amount of water is taken out. In the running cycle of the conveying belt, intermittent extrusion actions are introduced, the squeezing process destroys the "wet cake" structure of the wet material caused by the surface tension of the water film, so that the water is more easily released, the initial moisture content of the material is greatly reduced, the load of the subsequent centrifugal dewatering or hot air drying equipment is effectively reduced, and the energy consumption and operation cost are significantly saved.

The utility model relates to the technical field of excrement separation, and discloses an excrement separation drainage device for henhouse breeding, which comprises a shell, a separation mechanism is arranged outside the shell, a support frame is fixedly connected to the bottom of the shell, a surge bin is rotatably connected to the inside of the separation mechanism, a self-cleaning mechanism is arranged outside the surge bin, and the self-cleaning mechanism is fixedly connected to the bottom of the shell. The separation mechanism comprises a supporting block, a braking assembly is fixedly connected to the exterior of the supporting block, the braking assembly comprises a motor, the driving end of the motor is fixedly connected with a rotating shaft, a feeding pipe is fixedly connected to the interior of the shell, and a filter screen drum is rotatably connected to the exterior of the rotating shaft; and a feeding hole is formed in the outer part of the rotating shaft. According to the utility model, the supporting block is used for providing stable support for the motor and ensuring the stable rotation of the rotating shaft, so that the combined design of the filter screen drum and the spiral guide plate is ensured, primary solid-liquid separation is realized, the separation speed is increased, and the blocking risk is reduced.

The utility model relates to PVA polishing liquid's cleanliness filtering device technical field, concretely is a kind of improve PVA polishing liquid's cleanliness filtering device, including liquid return pipeline, the outside of liquid return pipeline is provided with collecting device, and collecting device includes mounting plate and lifting cylinder, and the both ends of lifting cylinder are all set up inclined plane, and the bottom of mounting plate is provided with connecting cylinder, and the outside of lifting cylinder is provided with collecting box, and the inside of collecting box is set up filter hole, and the outside of collecting box is provided with transmission plate, and the top of transmission plate is provided with electric push rod. The improvement PVA polishing liquid's cleanliness filtering device, by adding connecting cylinder, play the role of fixed mounting plate, by the cooperation of electric push rod and transmission plate, play the role of driving collecting box and lifting cylinder slide up and down, by the both ends of lifting cylinder are set up inclined plane, play the role of the outside of liquid return pipeline accumulated impurity is conveniently cleaned, by the inside of collecting box is set up filter hole, play the role of separating impurity and polishing liquid.

The utility model discloses a sewage treatment device for slaughterhouse belongs to sewage treatment technical field, including box, the top of box is equipped with inlet pipe, the bottom fixedly connected with the inlet pipe of communicating hose, the fixedly connected with fixed plate of inlet pipe, the bottom of fixed plate is equipped with mobile filter assembly, and this mobile filter assembly carries out mobile filtering to sewage, and the mobile filter assembly is connected with drive assembly, and this drive assembly is used for driving mobile filter assembly mobile work. The utility model not only is convenient to rotate filter and changes the position of filtration, reduces local block, and changes the position of sewage falling, and it is convenient for sewage to contact with medicine water more quickly and more fully and complete purification.

The utility model discloses a water distribution device of an anaerobic tower, and relates to the field of sewage treatment.The water distribution device comprises the anaerobic tower, a support is fixedly installed in the anaerobic tower, a water storage barrel is arranged on the support, a water distribution mechanism is arranged on the outer side of the water storage barrel, and a water inlet pipe connected with external sewage is arranged above one side of the water storage barrel; a barrel cover is hinged to the water storage barrel, a filtering mechanism is arranged in the water storage barrel, and the filtering mechanism comprises a filtering net installed in the water storage barrel in a sliding mode. Impact is conducted through a water flow filter screen, so that the filter screen moves downwards and compresses a telescopic rod and a telescopic spring, the filter screen can move up and down repeatedly, the filter screen is prevented from being blocked by sludge, and therefore part of sludge and other impurities are blocked through the filter screen; and the situation that a plurality of guide pipes and a plurality of annular pipes are blocked due to a large amount of sludge is avoided, so that the blocking phenomenon cannot occur after long-time use, and the water distribution effect and the water distribution efficiency are improved.

The utility model belongs to the technical field of sewage treatment, particularly relates to a cotton fabric printing and dyeing liquid recycling and filtering device, and provides the following scheme aiming at the problems that resource waste is caused and the environment is possibly polluted due to the fact that printing and dyeing liquid is directly discharged or discharged after being simply precipitated in the prior art: the cotton fabric printing and dyeing liquid recycling and filtering device comprises an accommodating box body, supporting legs are fixed to the four corners of the bottom end of the containing box. A fixed column is fixed in the containing box body, an annular frame is rotationally arranged on the surface of the fixed column, an annular net for filtering printing and dyeing liquid is fixed on the surface of the annular frame, a water inlet groove for feeding is formed in one end of the fixed column, a plurality of water inlet holes are formed in the surface of the water inlet groove, and the water inlet holes are all formed in the annular net; through cooperation of the reciprocating assembly and the driving assembly, reciprocating movement cleaning of the high-pressure spray head is achieved, blockages on the annular net can be more effectively removed, and the filtering effect of the annular net is ensured.

The utility model relates to the technical field of water-based paint production and processing, in particular to an efficient filtering anti-blocking device for art paint, which comprises a first motor, an upper cover, a movable stirring mechanism, a shell, a filter cartridge, a cleaning mechanism and a stirring piece, the upper cover is positioned below the first motor and comprises a supporting plate and a feeding port, the first motor is fixedly mounted on the supporting plate, and the movable stirring mechanism is mounted on the shell. The feeding port is located on one side of the supporting plate, the movable stirring mechanism comprises a movable barrel, a movable frame, a second motor, a first rotating shaft, a dispersing disc and a blocking disc, the movable barrel is located below the first motor, the second motor is located on one side of the movable barrel, and the first rotating shaft is fixedly connected with the bottom end of the movable barrel. And then the discharging opening is opened, the stirring piece rotates to accelerate discharging of the filtered materials, and therefore the filtering speed is increased, and the filtering efficiency is improved.

The present application relates to the field of cat litter production, especially to a silica gel cat litter production fishing equipment. The technical problem is that the cat litter moisture draining effect is poor, the device is easy to accumulate moisture inside, it is not easy for cat litter moisture to drain, it speeds up the oxidation corrosion of the device, and reduces the service life of the device. The technical implementation scheme of the present application is: a silica gel cat litter production fishing equipment, including a cleaning water tank and a top cover; the top cover is installed on the upper side of the cleaning water tank and is in the shape of a truncated cone. The present application realizes that the fixed plate stretches the receiving net to both sides, so that the receiving net is instantaneously straightened from the concave shape, due to the fast straightening speed, the cat litter is shaken up under the action of the deformation and straightening of the receiving net, and then the cat litter is fully separated, and then the cleaning effect and rate are improved. Compared with the cleaning state under the accumulation state, the cat litter is continuously shaken up and then falls back onto the receiving net, the cat litter is fully contacted with water and is cleaned.

A kind of wastewater treatment automatic filtering salvage mechanism, including support frame, rotary assembly is equipped on the support frame, adjusting assembly is equipped on the support frame;The utility model provides a kind of wastewater treatment automatic filtering salvage mechanism, and salvage frame can be rotated to the automatic salvage of floating garbage in wastewater treatment pond by rotary assembly, without manual operation to the salvage of floating garbage, solve the problem of the existing to the salvage of suspended garbage, mostly need to manually hold salvage device to the salvage of garbage, it is time-consuming and laborious to use, and the problem of low work efficiency.

The invention discloses a marine sediment heavy metal extraction device which comprises an extraction tank, the side end of the upper portion of the extraction tank is connected with a feeding pipe, a feeding hopper is arranged above the other side of the feeding pipe, the feeding pipe and the feeding hopper are connected through a support, and a gap is kept between an outlet and an inlet of the feeding pipe and the feeding hopper; a screening mechanism is arranged at the top of the extraction pipe and comprises a rotating shaft and a plurality of screening assemblies distributed on the rotating shaft, and when one screening assembly rotates to the gap, the feeding hopper, the screening assemblies and the feeding pipe form a closed and coherent channel; according to the device, high efficiency, automation and cleanness of extraction of the heavy metals in the marine sediments are realized through innovative dynamic sealing sieving, spiral stirring-filter pressing cooperation, intelligent temperature control separation and a modular absorption system.

The present application relates to the related technical field of environmental protection treatment equipment, and specifically relates to a sludge treatment device for ecological environmental protection, which comprises a base, two frame bodies fixedly installed on the base and oppositely arranged, and further comprises: a filter plate movably arranged between the two frame bodies and connected with an intermittent matching mechanism installed on one of the frame bodies, the intermittent matching mechanism can drive the filter plate to reciprocate along the width direction of the base; a transverse plate movably arranged on the base and located above the filter plate and connected with a threaded driving mechanism installed on the base, the threaded driving mechanism is connected with the intermittent matching mechanism through a one-way transmission mechanism, and through the mutual cooperation between various mechanisms and components, the efficient dewatering function of sludge before drying is realized, and the efficiency of subsequent drying treatment can be effectively improved.

The utility model discloses a filtering device for an organic silicon surfactant, which relates to the technical field of filtering and impurity removal, and is characterized by comprising a shell and a driving component, the shell is communicated with a feeding pipe, the inner side wall of the shell is fixedly connected with a supporting ring, the supporting ring is fixedly connected with an annular rail, the annular rail is slidably connected with a plurality of sliding blocks, the sliding blocks are fixedly connected with a filter barrel, the side wall of the filter barrel is provided with a plurality of filter openings, the inner side wall of the filter barrel is fixedly connected with a filter screen, and the filter screen covers the filter openings; the driving assembly can drive the filter barrel to rotate along the circular track, the to-be-filtered organosilicon surfactant is injected into the filter barrel through the feeding pipe, the surfactant can penetrate through the filter opening and fall into the shell under the action of centrifugal force, the filter screen can filter the surfactant penetrating through the filter opening, and under the action of the centrifugal force, the surfactant can be filtered out through the filter opening. The filtering speed of the filter screen on the surfactant can be effectively accelerated.

The utility model relates to the technical field of sewage treatment devices, and discloses a sewage treatment device with a step-by-step filtering structure, which comprises a treatment box, a filtering barrel is rotatably connected to the top in the treatment box, fixing rings are fixedly connected to two opposite sides in the treatment box, and two ends of the filtering barrel are rotatably sleeved in the two fixing rings respectively. A rotating mechanism for rotating the filter barrel is arranged in the treatment box, a water inlet is formed in one end of the surface of the treatment box and is communicated with the interior of the filter barrel, a water receiving tank is fixedly connected to one end of the treatment box and is arranged on the surface of the water inlet, and an arc-shaped filter screen is fixedly connected into the treatment box and is arranged at the bottom of the filter barrel; and a cleaning mechanism for the arc-shaped filter screen is arranged in the treatment box. Through the rotation of the filter barrel, sewage can be conveniently filtered during use, and dirt generated after filtration can be cleaned, so that the sewage treatment effect can be improved, and the maintenance frequency of the device is reduced.

The invention relates to the technical field of solid-liquid filtering, in particular to a plastic flexibilizer mixed solid-liquid filtering device which comprises a supporting frame, a filtering piece arranged on the supporting frame, a power piece arranged on the outer wall of the filtering piece and an extrusion piece arranged on the lower portion of the filtering piece. The filtering piece comprises a material storage pipe arranged at the upper part of the supporting frame, and a sealing pipe is arranged at the lower part of the material storage pipe; the power part comprises a U-shaped pipe arranged on the outer wall of the material storage pipe, an ejector rod is arranged at the end of the U-shaped pipe, and an extension plate is arranged on the side wall of the ejector rod. The extrusion part comprises a closed circular plate arranged on the lower portion of the closed pipe, the ejector rod in the extending end of the U-shaped pipe is driven to move upwards through pressure generated when the filtering part is fed, the ejector rod moves upwards to drive the closed circular plate and the silo which are connected with the ejector rod to move upwards to extrude mixed materials inside, and the solid-liquid mixed materials are extruded forcibly to accelerate the filtering efficiency.