34 results about "Sediment Filter" patented technology

The invention discloses a coal mine goaf multi-source waste synergistic mineralization filling and gas-liquid waste self-purification method. The method comprises the following steps of goaf exploration and comprehensive evaluation; treating and transforming the goaf; preparing an artificial multifunctional argillaceous slurry; artificial multifunctional argillaceous slurry is injected into the goaf, an artificial argillaceous sediment filter element is formed in the goaf, and initial diagenesis is conducted in the gelling reaction process; a waste modified culture medium containing functional microorganism liquid is injected into the goaf, and gas waste is injected into the goaf; stable supporting of the goaf is achieved through artificial mudstone, and goaf filling is completed. According to the method, resource utilization of the coal-based waste and efficient and green support of the coal mine goaf are achieved, formation of a mode of coal development-conversion utilization-returning of the waste to underground artificial mudstone-goaf support waste-free development and utilization is assisted, and a new thought is provided for coal-based waste disposal and coal mine goaf filling; and a support is provided for a near-zero-carbon energy development and utilization technology system in the coal field.

The utility model belongs to the technical field of chemical equipment, and discloses an N-methyl pyrrolidone purification filter which comprises a filter box, a liquid inlet is formed in the top end of the filter box, a liquid outlet is formed in the bottom end of the filter box, a primary filter screen is arranged in the filter box, a sediment filter screen matched with the primary filter screen is further arranged in the filter box, and the sediment filter screen is of a groove structure. A scraping plate perpendicular to the primary filter screen is arranged on the primary filter screen, the scraping plate is connected with a sliding rod, and the sliding rod is perpendicular to the scraping plate; the sliding rod is connected with a driving mechanism; according to the utility model, the filter screen can be automatically cleaned, and the filter screen can be cleaned according to the discharge amount of filtrate.

The utility model discloses an advanced treatment device for printing and dyeing wastewater, which comprises a coagulation treater, a sediment filter tank is arranged at the output end of the coagulation treater, a centrifugal separator is connected to the tail end of the sediment filter tank, an activated carbon filter tank is arranged at the tail end of the centrifugal separator, and a water outlet is formed in the tail end of the activated carbon filter tank. The tail end of the activated carbon filter box is connected with an ultrafiltration membrane filter, and the tail end of the ultrafiltration membrane filter is connected with a reverse osmosis membrane filter; according to the utility model, the procedures of coagulating sedimentation, precipitate separation, centrifugal separation of suspended particles, activated carbon filtration of fine substances, ultrafiltration membrane filtration and reverse osmosis filtration during sewage treatment can be realized in sequence, and the treatment effect on printing and dyeing sewage is good.

A disaster relief device is provided that integrates power generation, water purification, and communications into a single portable housing. The device includes a water treatment system having reusable pre-filters, multi-stage sediment filters, a reverse osmosis unit, and a UV sterilizer, together with a clean water storage tank mounted on a drawer for field servicing. An electrical subsystem incorporates a lithium iron phosphate battery pack in a fire-resistant enclosure, a charge controller, and a pure sine wave inverter. A hybrid solar array, including hinged and slide-out panels, provides rapid renewable power deployment, with guided cable carriers ensuring reliability. The housing is sealed to an IP66 rating, reinforced to function as a Faraday cage, and configured for transport with folding handles and airless wheels. Optional features include an integrated rainwater harvesting system, modular interconnection of multiple units for scaling capacity, and a satellite communications bracket for emergency connectivity.

The invention discloses a vertical rapid water purifying device and a water purifying method thereof, and belongs to the technical field of water purifying devices.The vertical rapid water purifying device comprises an outer cylinder, the top end and the bottom end of the outer cylinder are both connected with end covers in a sealed mode, an inner cylinder is coaxially arranged in the outer cylinder, and a sediment filtering area is formed between the inner cylinder and the outer cylinder; a stirring assembly is arranged in the inner cylinder and comprises a spiral stirrer located in the inner cylinder and a driving motor located at the top of the outer cylinder, and the driving motor drives the spiral stirrer to rotate; an inverted-cone-shaped flow guide plate is installed at an outlet in the bottom of the inner cylinder, and a gap is reserved between the flow guide plate and the inner cylinder; a filtering assembly is arranged in the precipitation filtering area, the filtering assembly comprises a support installed on the flange of the inner cavity of the inner cylinder, a net bag placed on the support and a compressed filtering material filled in the net bag, and an annular porous pressing plate is arranged above the net bag. The invention provides the vertical rapid water purifying device which can adjust the filtering precision and has an active mud cleaning function.

The invention discloses a courtyard type crab, vegetable and shellfish three-dimensional symbiotic culture device and method based on a tidal system, and relates to the technical field of aquaculture and agricultural ecology. The courtyard type crab, vegetable and shellfish three-dimensional symbiotic culture device comprises a culture pond internally provided with a plurality of crab and vegetable culture frames, and a bottom filter located below the culture pond; the crab vegetable breeding frame comprises a crab hole frame and a vegetable planter fixed above the crab hole frame, and a replaceable crab hole device is arranged in the crab hole frame; the bottom filter tank is divided into a shellfish culture area, a sediment filtering area, an algae culture area and a water pump area which are sequentially communicated through a plurality of partition plates, a plurality of shellfish culture frames are arranged in the shellfish culture area, the output end of water pumping equipment in the water pump area is communicated with the culture pond through a water inlet pipe, and the culture pond is communicated with the shellfish culture area through a water drainage pipe. The orifice of the drain pipe in the culture pond is lower than the highest point of the drain pipe; and the drain flow of the drain pipe is greater than the water inlet flow of the water inlet pipe. The method comprises the step of culturing corresponding culture objects in each area. The method adapts to courtyard scenes, is low in cost and low in emission, and has certain ornamental value.

The utility model discloses a sewage sediment filter, which relates to the technical field of sewage sediment filtration, and comprises a main body, the inner side of the main body is provided with a filter cartridge, the middle part of the outer wall of the filter cartridge is connected with a second tooth block, the middle part of the inner wall of the main body is provided with a fixed plate, and the inner side of the fixed plate is provided with a first tooth block; and the first tooth block is in contact with the second tooth block. According to the utility model, through the arrangement of the filter cartridge, the rotating shaft, the fixed plate, the fixed ring and the like, when the filter cartridge filters silt in sewage for a long time, the rotating shaft can be reversely rotated to drive the stirring rod and the brush rod to rotate, so that the inner wall of the filter cartridge and meshes blocked by the silt can be conveniently brushed away; and similarly, when sewage needs to be discharged after being filtered, a brush rod can scrape silt, so that the silt can be conveniently and quickly discharged through a discharge pipe, and the overall working progress of the device is effectively accelerated.

The utility model relates to the technical field of silt filtering devices, in particular to a silt filtering device for a water conservancy project. The device comprises a filtering tank, the lower end of the filtering tank is fixedly connected with a sand storage tank, the lower end of the sand storage tank is fixedly connected with a mounting frame, the arc surface of the sand storage tank is fixedly connected with a sand discharge pipe, the arc surface of the sand discharge pipe is provided with a valve, the arc surface of the filtering tank is fixedly connected with a water inlet, and the water inlet is provided with a water outlet. A mounting pipe is fixedly connected to the upper end of the filtering tank, a connecting pipe is fixedly connected to the upper end of the mounting pipe, a convenient-to-replace assembly is arranged on the arc surface of the connecting pipe, and an anti-blocking assembly is arranged, so that when a filter screen needs to be prevented from being blocked, a rotating rod is rotated through a driving mechanism, and bristles on a sliding plate are rotated; and the bristles rotate on the filter screen and enter the filter screen to poke out blocked silt, so that the effect of preventing the filter screen from being blocked to influence the filtering efficiency of the filter screen is achieved as far as possible.

The utility model discloses a water conservancy pipe orifice sediment filtering structure which comprises a fixing sleeve seat arranged on the surface of a water conservancy pipeline in a sleeving mode, the fixing sleeve seat is fixedly connected with the water conservancy pipeline, a filtering plate is arranged on the surface of a pipe orifice of the water conservancy pipeline, and the filtering plate is located in an inner cavity of the fixing sleeve seat. A plurality of circular filtering holes are formed in the surface of the filtering plate, and a notch is formed in the surface of the filtering plate. By starting the waterproof air cylinder, the output end of the waterproof air cylinder drives the fixing block to move forwards, the fixing block drives the fixing plate to move forwards through the connecting plate, the fixing plate drives the movable rod to move forwards, the movable rod drives the ejector pins on the surface of the movable plate to move towards the filtering holes, and the ejector pins penetrate through the filtering holes; and then the ejector pin ejects out the silt in the inner cavity of the filtering hole, so that most of the silt in the filtering hole can be ejected out for cleaning, and the aim of effectively reducing the blocking risk of the filtering hole is further achieved.

The utility model discloses a precipitate filtering and washing device for high purity molybdenum trioxide production, which comprises a treatment tank, a fixed shaft is arranged in the center of the lower part of the treatment tank, a rotary drum is arranged at the top of the fixed shaft, a rotary support member is arranged between the upper end edge of the rotary drum and the inner wall of the treatment tank, and a water permeable hole is formed in the side wall of the rotary drum. The utility model relates to the technical field of molybdenum trioxide production, low-temperature pure water for cleaning is injected into the filter screen cylinder through the water injection pipe, under the stirring action, the contact frequency and the contact area between precipitates and the pure water are increased, the water washing working speed is improved, and after cleaning is carried out for a certain period of time, the precipitates are separated from the filter screen cylinder. And a driving control mechanism at the lower part of the treatment tank is started to perform rotation control on the fixed shaft, so that rotation control on the rotary drum and the filter screen drum is realized, liquid in the filter screen drum is thrown out under the action of centrifugal force, and a drain valve is opened to drain water.

The application discloses a ship sediment filtering system, which comprises a sea gate, a filtering device and a water pump, the sea gate comprises an input port and an output port, the input port is provided with a coarse filter grid, the inner bottom of the sea gate is provided with an inclined sedimentation plate which is inclined to the input port, the inner top of the sea gate is provided with a downwardly extending spoiler, the input end of the filtering device is connected with the output port, the input end of the filtering device is provided with a first water inlet valve, the filtering device is provided with a filter layer, the input end of the filtering device is communicated with the output end of the filtering device through the filter layer, the output end of the filtering device is provided with a first water outlet valve, the input end of the water pump is connected with the output end of the filtering device, and the output end of the water pump is connected with a ship water equipment. The application can filter the sediment in turbid seawater, deliver clean seawater to the ship water equipment, thereby guaranteeing the equipment reliability, and has high filtering efficiency. The application also provides a ship sediment filtering method.

This invention relates to the field of seawater system technology and discloses a ship seawater supply system, comprising: a hull structure, a seawater tank, a water intake tank, a seawater pipe, an air injection pipe, and a venting pipe; the seawater tank is located on the hull structure, with an opening at the bottom and a first filter screen at the opening, and a through hole at the top of the seawater tank; the water intake tank is located above the seawater tank, with a water inlet at the bottom of the water intake tank, the water inlet communicating with the through hole, and a second filter screen being provided in the through hole and / or the water inlet; the water intake tank also has a water supply inlet, an air inlet, and a venting hole; one end of the seawater pipe passes through the water supply inlet and extends below the water surface of the water intake tank; the seawater pipe has a sediment filter and an exhaust structure; one end of the air injection pipe passes through the air inlet and extends below the water surface of the water intake tank; one end of the venting pipe is connected to the venting hole and is located above the water surface of the water intake tank. Through two-stage filtration, air flotation cleaning, and air and exhaust treatment, problems such as sediment abrasion and blockage, as well as impeller cavitation, can be avoided.

The utility model belongs to the technical field of precipitation filters, and particularly relates to an anti-precipitation mechanism for filtering equipment, which comprises a workbench, the top end of the workbench is fixedly connected with a container; the top end of the workbench is fixedly connected with a pair of supporting frames. The top end of the supporting frame is slidably connected with a sliding base. The top end of the sliding seat is fixedly connected with a motor; a plurality of groups of grooves are formed in the top end of the support frame; the groove and the sliding seat are correspondingly arranged; the bottom end of the sliding seat is fixedly connected with an electric push rod; the bottom end of the electric push rod is fixedly connected with a spring; the bottom end of the spring is fixedly connected with a scraper; a discharging opening is fixedly connected to the side wall of the workbench; through the structure, the scraper can be driven by the sliding seat to move, sediments in the container are hung out through the scraper, the bottom of the container is kept clean, abrasion to the bottom of the container caused by too large friction force between the scraper and the bottom of the container is reduced, and the inconvenience that the sediments in the container are difficult to remove is reduced.

The invention relates to the technical field of aquaculture sewage treatment, and discloses a multistage sewage treatment device for aquaculture, which comprises a sewage treatment tank for collecting and treating aquaculture sewage; the multi-stage sewage treatment mechanism is positioned in the sewage treatment tank; and the sediment treatment mechanism is positioned above the multi-stage sewage treatment mechanism. According to the multi-stage sewage treatment device for aquaculture, the sewage treatment tank is internally provided with the first-stage precipitation baffle, the second-stage precipitation baffle and the third-stage precipitation baffle which are gradually decreased in height, so that a stepped water flowing channel can be formed, and solid particles in aquaculture sewage can be conveniently collected through triple precipitation; fine particles are contained in the filtered sewage, the sewage needs to be flocculated through a flocculating agent, the first-stage sediment filter basket, the second-stage sediment filter basket and the third-stage sediment filter basket are conveniently lifted through the suspension steel cables for water filtration, and internal organic matter can be conveniently taken out.

The invention discloses an anaerobic digestion and solid-liquid separation integrated device for citric acid wastewater, and belongs to the field of solid-liquid separation equipment. The device comprises a separation barrel and a primary filtering inner container arranged in the separation barrel, a barrel cover is detachably arranged at an upper end opening of the separation barrel in a sealed mode through a bolt, a rotating rod is rotationally arranged on the side, facing the primary filtering inner container, of the barrel cover through a bearing, and a mounting rod is fixedly mounted at the end, extending into the primary filtering inner container, of the rotating rod; three groups of stirring blades which are spirally arranged along the axial direction are fixedly mounted on the peripheral surface of the mounting rod; and a precipitation filter bottom piece is arranged below the primary filter liner in the separation barrel. According to the invention, the primary filtering inner container primarily intercepts thallus residues with large volume and undegraded organic particles in wastewater; the wastewater subjected to primary treatment carries fine solid particles to flow downwards, and the precipitation filter bottom piece is used for deeply intercepting the fine suspended matters, so that the clarity of the finally separated liquid is ensured to meet the subsequent treatment or reuse requirements.

The utility model provides a water collecting sleeve for water supply and drainage of a deep foundation pit, and relates to the field of foundation pit drainage. Comprising a sleeve and a mounting block, a water collecting groove is formed in the sleeve, sliding grooves are symmetrically formed in the inner wall of the water collecting groove, sliding blocks matched with the sliding grooves are symmetrically and fixedly connected to the outer side of the mounting block, the mounting block is slidably connected with the sliding grooves through the sliding blocks in the water collecting groove, and a connecting column is fixedly connected to the lower surface of the mounting block. According to the water collecting sleeve for water supply and drainage of the deep foundation pit, when the silt filtering plate is blocked after being used for a long time and needs to be cleaned, the sliding blocks can be moved out of the sliding grooves by moving the sliding blocks in the sliding grooves, so that the silt filtering plate is driven to move upwards and move out of the water collecting groove, and the surface of the silt filtering plate is conveniently cleaned; after cleaning is completed, the sliding block is placed in the sliding groove and slides downwards to the original position, the sediment filtering plate can be rapidly cleaned and installed, and the situation that the drainage effect is reduced due to the fact that sediment blocks the sediment filtering plate is prevented.

The utility model discloses a sediment filtering device for tea oil processing, and relates to the technical field of tea oil processing, the sediment filtering device comprises a bottom plate and a U-shaped plate, the U-shaped plate is arranged on one side above the bottom plate, four corners of the lower surface of the U-shaped plate are fixedly connected with the bottom plate through vertical rods, a rotating rod is rotatably arranged between two ends of the U-shaped plate, and the rotating rod is fixedly connected with the bottom plate through the vertical rods. The rod wall of the rotating rod is fixedly sleeved with a rotating block, a motor is fixedly arranged on the outer wall of the U-shaped plate, the motor is fixedly connected with the outer wall of the U-shaped plate through a supporting frame, the output end of the motor is fixedly connected with one end of the rotating rod, and mounting frames are fixedly arranged on the two sides of the rotating block; the lower side of the mounting frame on one side and the upper side of the mounting frame on the other side abut against filter screen hoppers. According to the utility model, the filtered sediments can be automatically dumped, and the filter screen does not need to be manually cleaned, so that the manpower can be greatly saved, and the working efficiency is improved.

The present invention relates a water purification system (100) integrated with Internet of Things, comprising: a cold-water module (20) operable with Peltier effect for water cooling; a hot water module (30) operable for instant heating; a UV-C sterilization module (40); a filtration module (10) comprises a sediment filter, an activate silver carbon filter, a nano positive filter, and a mineralizer; characterized by a display module; a processing unit wirelessly communicates with a centra server for data collection and transmission; wherein the cold-water module (20) utilizes nano thermal conductive paste comprises of nanomaterial; wherein the processing unit is configured to sends water consumption data and system error codes to the central server, and to receives real-time notifications, firmware updates, and system updates from the system remotely via the processing unit to detect and diagnose system error, retrieve water consumption behaviour, restrict water dispensing of the system and arrange appointments for maintenance and service; wherein the water consumption data is personalizable through configuration via the display module to the processing unit.

The invention discloses a novel intelligent pneumatic precipitation and dehumidification component, which relates to the technical field of precipitation and dehumidification of water collecting wells and comprises an automatic controller, a gas-water displacer, a connecting assembly, a sediment filter screen, a water level detector and a one-way exhaust valve. Through the synergistic effect of the automatic controller, the gas-water displacer, the connecting assembly and the like, intelligent treatment of accumulated water on the water collecting well and the building construction ground is achieved, on one hand, the water level can be intelligently monitored, drainage, dehumidification and dormancy states can be automatically switched, water is pumped immediately when water exists, dehumidification is achieved without water, and the environment humidity is effectively reduced; and secondly, a modular buckle connection design is adopted, and an aluminum alloy shell and waterproof sealing treatment are matched, so that mounting and dismounting are convenient, corrosion resistance is high, waterproof performance is good, internal accessories can be reused, maintenance cost and failure rate are reduced, and the service life of the water collecting well and the building is prolonged. And the applicability and practicability of the component in different environments are improved.

The application discloses a high-temperature-resistant valve for an industrial sewage treatment system, which comprises a connecting pipe, a regulating valve is rotationally connected in the connecting pipe, a regulating rod is fixedly connected to the top end of the regulating valve, a fixed plate is fixedly connected to the lower inner wall of the connecting pipe, a fixed shaft is fixedly connected to the side wall of the side of the fixed plate away from the regulating valve, a filter screen is fixedly arranged in the connecting pipe, the fixed shaft penetrates through the filter screen, and an impact fan is fixedly connected to the part of the fixed shaft between the filter screen and the fixed plate. The application has the advantages that the fixed scraper is used to scrape the sediment filtered by the filter screen into the fixed shell, the sediment is crushed by the crushing roller in the fixed shell, the valve and the filter screen are prevented from being blocked by the sediment, the discharge of the sewage is prevented from being affected, the crushing roller is driven to rotate by the flow of the sewage, power mechanism is not needed, and the crushing roller can also rotate in the process of rotating, so that the crushing of the crushing roller is more complete.

The present invention discloses a cleaning machine for aquatic products, which relates to the technical field of aquatic product cleaning machines, comprising a cleaning frame, with filtering water troughs fixedly connected on both sides of the cleaning frame, a transmission device fixedly installed in the cleaning frame, a pressurized water pumping device fixedly installed on the side of the cleaning frame away from the transmission device, a garbage collection bin fixedly connected on the side of the filtering water trough away from the pressurized water pumping device, and a garbage bin clamped in the middle of the garbage collection bin. The cleaning machine for aquatic products comprises a water surface impurity removal mechanism and an automatic collection and pollution prevention mechanism; through the automatic collection and pollution prevention mechanism, a closed door is automatically opened when floating objects on the filter plate of the sediment filtering water trough are pushed to the garbage bin, so that the floating objects can be collected in time without manual intervention. Moreover, since the floating objects generated during the cleaning process are a pollution source, if the floating objects are collected and disposed of in time, the pollution to the environment can be reduced, and the normal operation of the cleaning machine can also be maintained.

The invention discloses a high-concentration loading system of a self-propelled trailing suction dredger, and belongs to the technical field of loading. A high-concentration loading system of a self-propelled trailing suction dredger comprises a mud cabin, a first supporting plate is fixedly arranged at the top of the mud cabin, a first connecting rod is fixedly arranged on the first supporting plate, a mounting filter seat is fixedly arranged at the end, away from the first supporting plate, of the first connecting rod, and a sediment filtering and conveying assembly is arranged on the mounting filter seat. The mud cabin is fixedly provided with a material receiving shell arranged on the lower side of the sediment filtering and conveying assembly through a connecting plate, the material receiving shell comprises a water receiving cavity and a cleaning cavity, the material receiving shell is arranged on the outer side of the cleaning cavity and is provided with a material conveying pipe used for conveying cleaned water, and the end, away from the cleaning cavity, of the material conveying pipe is connected with a material discharging pipe; by filtering and separating muddy water entering the mud cabin, silt for separating a large amount of water enters the mud cabin, and the filter cloth for separating the muddy water is continuously cleaned during use, so that the long-term and effective separation effect of the filter cloth is ensured, and the loading concentration and loading efficiency of the dredger are ensured.

The silt filtering device comprises a water inlet tank, the lower portion of the water inlet tank is fixedly connected with a first hopper, the lower portion of the first hopper is fixedly connected with a desilting basin, a pre-filtering mechanism is connected to the inner bottom of the first hopper in an inserted mode, the lower portion of the desilting basin is fixedly connected with a second hopper, and the second hopper is fixedly connected with a water inlet pipe. The pre-filtering mechanism is in a rectangular cylinder shape. According to the utility model, the pre-filtering mechanism is inserted into the inner bottom of the first hopper, so that silt entering the water inlet tank is preliminarily filtered, large-particle silt is intercepted, and the load of a subsequent filter screen is reduced. And the handle welded at the upper part of the device is convenient for an operator to lift and dump the collected silt, so that the maintenance workload is reduced.

The present invention provides an integrated sediment filtration system including a fluid inlet for receiving a fluid to be filtered and a multi-cyclone sediment filter comprising a cyclone cartridge having a plurality of conically shaped fluid cyclones, each having a small opening at a lower end and larger opening at an upper end such that the fluid cyclones are in fluid communication with the fluid inlet for receiving and filtering the received fluid. The integrated sediment filtration system further includes a cartridge filter in fluid communication with the multi-cyclone sediment filter for receiving outputted filtered fluid from the multi-cyclone sediment filter and further filtering the outputted filtered fluid and an integrated housing within which the multi-cyclone sediment filter and the cartridge filter are disposed, the housing defining the fluid inlet and including at least one fluid outlet.

The sediment filtering and cleaning equipment comprises a water retaining wall arranged in a river channel, a water passing opening is formed in the lower portion of the side surface of the water retaining wall, a flashboard groove is formed in the lower surface of the inner side of the water passing opening, and a flashboard is arranged in the flashboard groove in an up-down sliding mode; a filter plate groove is further formed in the lower surface of the inner side of the water passing opening, a filter plate is arranged in the filter plate groove in an up-down sliding mode, the gate plate is arranged on the upstream side of the filter plate, and a silt area is arranged between the gate plate and the filter plate. The retention wall is arranged in the river channel, the filter plate arranged in the water passing opening of the retention wall is used for filtering silt, the silt entering the downstream, especially the narrow river channel of the downstream is reduced, and therefore the problems that the flood discharge capacity is reduced, and hydraulic facilities are blocked due to silt deposition, riverbed rising and the like are solved; the navigation capability of a river channel is ensured; and safe operation of water conservancy facilities is ensured.

In one embodiment, a system of PFAS (Per-Poly-fluorinated alkyl substances) effluent liquid treatment includes: a pump to pump a liquid received via an intake; a sediment filter to filter sediment from the liquid; a granular activated carbon (GAC) device, disposed downstream of the sediment filter, to remove organic contaminants from the liquid; one (preferably two) or more ion exchange resin columns, disposed downstream of the GAC device, to remove PFAS constituents from the liquid; and a plurality of control valves being controlled to direct the liquid to flow along one or more liquid flow paths through the ion exchange resin columns so as to adjust a rate of processing the liquid by the ion exchange resin columns. Directing the flow takes into consideration factors including any minimum rate of processing, any maximum amount of waste generation, and any target remaining PFAS contamination in the liquid after processing.

The utility model relates to the technical field of sewage purification, and discloses a rural development sewage purification and recycling device which comprises a bottom plate, the top of the bottom plate is fixedly connected with a filter box, the top of the left side of the filter box is communicated with an introduction pipe, and the right side of the filter box is communicated with a flow guide pipe. A large impurity filtering mechanism is arranged in the filtering box, the large impurity filtering mechanism is used for collecting large impurities in sewage, and an impurity sediment cleaning mechanism is arranged on the right side in the filtering box and is used for carrying out multiple times of sediment filtering on the sewage flowing into the filtering box. According to the sewage treatment device, sewage flows into the filter box through the introduction pipe, large impurities and small impurities are intercepted by the collection box and flow into a subsequent mechanism through the filter holes, the collection box can be conveniently cleaned, the large impurities are efficiently separated, equipment is prevented from being blocked and damaged, stable operation of the device is guaranteed, and long-term use and environment improvement in rural areas are facilitated.

Disclosed is a mobile water filtering system that is compact, lightweight, and capable of producing pure healthy water for numerous people in remote locations. In addition, the mobile water filtering system can include desalination so that ocean water can be purified to create drinking water. The system uses a low resistance sediment filter and a low resistance impurity filter prior to reverse osmosis filtration. Remineralization is provided of the filtered reverse osmosis water. A portable pump can be used together with a voltage regulator that allows application of a wide range of voltages from various voltage supplies.

The utility model belongs to the technical field of aluminum profile production, and particularly relates to an aluminum profile production conveying device which comprises a sediment box and a machine box, a sediment filtering structure is fixedly installed in the sediment box, a feeding table is fixedly installed on the top of the sediment box, and a flushing structure is fixedly installed in the feeding table. The internal space of the settling tank is divided into the settling chamber and the water storage chamber by the filter plate, sewage can firstly enter the settling chamber through the water leakage holes, then impurities in the sewage are filtered by the filter plate, clear water in the sewage can enter the water storage chamber through the filter plate, and the water distribution pipe is fixedly mounted in the case, so that the water distribution effect is improved. According to the aluminum profile cleaning device, the spraying head is fixedly installed in the water distribution pipe, clear water in the water distribution pipe can be sprayed into the machine box through the spraying head to clean the aluminum profile, the bristles are fixedly installed outside the fixing cylinder, the bristles can be rotated through the fixing cylinder when the rotating shaft rotates, and the aluminum profile is cleaned through the bristles.