67862results about "Stationary filtering element filters" patented technology

A rural sewage low-carbonization treatment system, comprising a bottom plate (1). A water filtering mechanism (2) for sewage switching is arranged at the top of the bottom plate (1); and a settling mechanism (3) for settling is arranged above the bottom plate (1) and below the water filtering mechanism (2).

Methods of operating candle filter systems for removing solids from MEG recovered from drilling fluids include passing an MEG rich stream to a candle filter system comprising a plurality of candle filter units in parallel, determining a concentration of TDS in the MEG rich stream, determining whether to operate the candle filter system in a low TDS mode or a high TDS mode based on the concentration of TDS the MEG rich stream, filtering the MEG rich stream in the plurality of candle filter units to produce a filtrate and a filter cake, determining to conduct a cleaning cycle of the candle filter units based on a pressure differential, and conducting a cleaning cycle to remove the filter cake from the outer surfaces of the filter candles. The cleaning cycle is modified to improve removal of solids from the filter candles of the candle filter units.

Provided is an in-line strainer capable of more reliably preventing the concentrated adhesion and accumulation of solid foreign matter or the like on a portion of a screen. In an in-line strainer according to the present invention, a housing 9 includes a cylinder wall 24 that is formed in a hollow cylindrical shape and extends in the vertical direction, and a top wall 25 that closes an upper end of the cylinder wall 24. The filter chamber 8 is divided into a primary flow path chamber 39 formed on the upper side and communicating with an inflow port 6 and a secondary flow path chamber 40 formed on the lower side and communicating with an outflow port 7, and a through-hole 38 is provided in an open manner between the two chambers 39 and 40. The screen 10 includes a filter cylinder 33 that is formed in a vertically long hollow cylindrical shape having openings at upper and lower ends, and a bottom lid 34 that closes the lower-end opening of the filter cylinder 33, and an introduction port 36 that allows introduction of liquid is formed at the upper end of the filter cylinder 33. The screen 10 is disposed in the filter chamber 8, in an orientation such that the introduction port 36 faces the through-hole 38, and the outflow port 7 is provided in an open manner in the cylinder wall 24 that faces the lower half of the filter cylinder 33.

The invention relates to the technical field of water and fertilizer drip irrigation, in particular to a biogas slurry, water and fertilizer integrated drip irrigation machine. Comprising a filter cartridge which is coaxially arranged in the outer cylinder, a coarse filter screen, a fine filter screen, a first scraper blade and a second scraper blade are arranged in the filter cartridge, water permeable holes are annularly and uniformly formed in the outer side wall of a lower cavity, and a water outlet is formed in the outer side wall of the lower cavity. And a blow-off pipe communicated with the filter cartridge is arranged at the bottom of the outer barrel. By means of multi-layer fine filtering combination, biogas slurry is purified at an irrigation inlet, impurities are reduced, a drip irrigation head is prevented from being blocked, and the irrigation efficiency is improved; the rotary driving mechanism regularly drives the scraping plate to accurately scrape impurities, and automatic cleaning and discharging are achieved by means of the locking opening and closing device and the movable sealing plate; the flow guide cover optimizes biogas slurry dispersion, deals with unstable supply and reduces pipe inlet pressure.

A storm water trough filter system is mountable in a storm vault having interior walls and a storm water inlet formed in at least one of the interior walls which allows storm water to flow therethrough and into the storm vault. The storm water trough filter system has at least one trough section which defines a water trough for receiving storm water flowing into the storm vault through the storm water inlet thereof. The storm water trough filter system further includes at least one mounting bracket which is affixable to at least one of the interior walls of the storm vault, the at least one trough section being mountable on the at least one mounting bracket. The storm water trough filter system further includes a filtering apparatus having a water permeable filtering medium. The water trough defined by the at least one trough section is in fluid communication with the water permeable filtering medium of the filtering apparatus to direct storm water received by the water trough to the filtering medium of the filtering apparatus.

The invention relates to the technical field of water level surveying devices, and discloses a hydrogeological multi-layer underground water level surveying device and a surveying method.The hydrogeological multi-layer underground water level surveying device comprises a support and a water sampling barrel, the support is provided with a winding mechanism, and the winding mechanism is used for adjusting the sampling height of the water sampling barrel; the upper part of one side of the water sample sampling barrel is communicated with a liquid inlet pipe, and the bottom of the water sample sampling barrel is fixedly connected with a balancing weight. In the sampling process, large-particle impurities in water are blocked through the filter screen, the impact force of water flow can be converted into the rotating force of the blades, the rotating shaft and the scraping rod, the function of automatically cleaning the impurities in the sampling process is achieved, and the rope winding condition caused by uncontrollable winding position is prevented through the adjusting mechanism; the dustproof mechanism prevents dust and stones from falling into the hydrological hole to affect sampling of a water sample in the surveying process, and the highest water level in the hydrological hole can be accurately known through the water level monitoring mechanism.

Embodiments relate generally to a self-cleaning filter. A filter may include a tube comprising perforations. The tube may be configured to receive a flow of a liquid from a first direction or a flow of a gas from a second direction opposite to the first direction. The filter may also include a filter media positioned concentrically around the tube, and spacers positioned between the tube and the filter media to create a space between the tube and the filter media. A portion of the filter media is configured to flex inward into the space during the flow of liquid into the filter, and flex outward from the space during the flow of gas exiting the filter.

A coulter assembly for collecting soil samples from an agricultural field in one embodiment comprises an annular collection blade configured for penetrating soil to capture a sample, an annular cam ring configured for stationary mounting to a frame of an agricultural vehicle and comprising a cam track, a blade hub coupled to the blade for rotatably supporting the annular collection blade from the annular cam ring, and a movable sample collector mounted to the annular collection blade. The moveable sample collector is configured and operable for extracting a soil sample as the annular collection blade is rotated through the soil. The moveable sample collector in one embodiment comprises a piston mechanism including a cylinder and rod movably disposed therein which actuated by the annular cam ring to alternatingly open and close a collection end of the cylinder as the annular collection blade rotates through the soil.

The utility model relates to the technical field of waste water collection, and discloses waste water collection equipment convenient to clean, which comprises a tank body, an anti-blocking structure is arranged in the tank body, and the anti-blocking structure comprises a screening disc, a rotating shaft, a sleeve, a scraper blade, a fixing frame, a sliding chute, a reciprocating screw rod, a connecting cylinder, an L-shaped rod and a cleaning plate, impurities in waste water are separated from water liquid through a screening disc, at the moment, separated water continues to move downwards to be subjected to follow-up filtering work again, then part of fixed impurities are left on the surface of the screening disc, and when a scraper rotates to the position of a collecting assembly, an output shaft of a waterproof motor rotates to drive a reciprocating lead screw to rotate; and the connecting cylinder moves to drive an L-shaped rod on the side wall of the connecting cylinder and a cleaning plate to move so as to push and clean impurities pushed by the scraper, the impurities accumulated on the surface of the scraper are pushed into a collecting assembly to be collected through movement of the cleaning plate, and the using effect of the device is further improved.

A regenerative filter that includes a filter housing having inlet and outlet zones; a fluid path provided between the inlet and outlet zones; a plurality of filter elements each having an outer surface filter media applied thereto and functioning to filter particulate or contaminants from the fluid path; and a tube sheet that is supported across the filter housing, that is disposed just before the outlet zone and that provides the support for the plurality of filter elements. The plurality of filter elements are disposed in an array and includes bridging members or elements that connect between adjacent filter elements, and that forms with the filter elements, a closed interstitial space between adjacent filter elements for liquid flow; a nanoscale barrier on interior surfaces, including that of the regenerative media itself, providing a mechanism to disrupt the cell wall of microscopic viruses and organisms.

A regenerative filter that includes a filter housing having inlet and outlet zones; a fluid path provided between the inlet and outlet zones; a plurality of filter elements each having an outer surface filter media applied thereto and functioning to filter particulate or contaminants from the fluid path; and a tube sheet that is supported across the filter housing, that is disposed just before the outlet zone and that provides the support for the plurality of filter elements. The plurality of filter elements are disposed in an array and includes bridging members or elements that connect between adjacent filter elements, and that forms with the filter elements, a closed interstitial space between adjacent filter elements for liquid flow; a nanoscale barrier on interior surfaces, including that of the regenerative media itself, providing a mechanism to disrupt the cell wall of microscopic viruses and organisms.

A control mechanism for self-cleaning filtration systems. One embodiment is a controller for a filtration system that comprises a suction scanner and a screening element having modifiable respective locations therebetween. The controller comprises an input terminal for receiving a relative location signal and additional a differential pressure input terminal. The controller monitors differential pressure and outputs an activation signal after the differential pressure has exceeded a threshold value. The controller outputs a termination signal based on the relative location signal. Another embodiment is a filtration system that comprises: a screening element located within a filtration chamber, and a suction scanner for self-cleaning thereof. A location tracker communicates to a switching mechanism during self-cleaning sessions a signal indicative of a location of the suction scanner with respect to the screening element. The switching mechanism automatically terminates self-cleaning sessions based on the signal.

A bouncing drainer includes a bouncing machine core and a water filter basket assembly. The bouncing machine core is inverted, where one end with a protruding tip facing upwards and the other end facing downwards, so as to avoid the interference between the protruding tip and a drainage outlet. The water filter basket assembly includes a sleeve, a water filter basket, and a sealing ring. The sleeve is mounted at the top of the bouncing machine core in a sleeving manner, and wraps the protruding tip of the bouncing machine core. The water filter basket and the sealing ring are mounted on the sleeve in sequence from top to bottom. According to the application, through the adoption of the inverted bouncing machine core, which solves the problem that a traditional bouncing drainer is not suitable for some vegetable washing basins.

A water filter system includes an upper chamber removably coupled with a lower chamber. In implementations the lower chamber has a sidewall and a rim wider than the sidewall. A filter medium filters water from the upper to the lower chamber. A seal couples between the chambers and has a circular cross-section and a gap receiving a portion of the sidewall. The seal may also have a cavity receiving the rim. The seal includes one or more arced flaps contacting the upper chamber, a tip of each arced flap defining a circular inner opening of the seal. The seal includes one or more first barbs contacting the upper chamber, each first barb forming a circle. The seal includes one or more second barbs contacting the lower chamber, each second barb forming a circle.

The invention provides a photovoltaic field rainwater collection and intelligent distribution irrigation system, and relates to the water resource management and utilization technology, the photovoltaic field rainwater collection and intelligent distribution irrigation system comprises a photovoltaic panel body, and one side of the photovoltaic panel body is provided with a distribution irrigation mechanism. According to the application, the integrated sensor module, the control module and the execution module are arranged in the distribution irrigation mechanism, so that real-time monitoring and analysis of soil humidity, crop states and meteorological data are realized, and water is accurately distributed to the target area according to irrigation requirements of different areas. The drip irrigation unit, the spray irrigation unit and the micro-spray irrigation unit are utilized to meet irrigation requirements of different land parcels, and the problems that in the prior art, the irrigation mode is single, resource waste is serious, and the irrigation amount cannot be adjusted according to dynamic requirements are solved. According to the design, through intelligent control and partition management, accurate irrigation and efficient utilization of water resources are achieved.

The invention relates to a fat cutting filter, a fat cutting filtering method and a fat cutting filtering device.The fat cutting filter comprises a shell, the interior of the shell is a treatment cavity, and the shell is provided with a first connector and a second connector which communicate with the treatment cavity; the cutting part is located in the treatment cavity and located between the first connector and the second connector, the cutting part comprises a rigid silk screen used for cutting fat, and the silk diameter of the rigid silk screen ranges from 0.05 mm to 1 mm. The mesh wires of the rigid silk screen are used for fat cutting, the structure is simple, operation is easy, convenient and efficient, the machining cost is low, the mesh diameter can be customized according to needs, the porosity can reach 90% or above, the cutting efficiency is high, and the problem of filtering blockage during fat cutting can be effectively solved.

The present disclosure provides a cleaning device. The cleaning device includes a cleaning device body, a drive mechanism, a filtering mechanism, a liquid inlet portion, a liquid outlet portion, and a mode switching member. The drive mechanism and the filtering mechanism are disposed on the cleaning device body. The liquid inlet portion includes at least a first water inlet. The first water inlet is provided on the cleaning device body. The liquid outlet portion includes at least a first water outlet. The first water outlet is provided on the cleaning device body. The first water inlet, the filtering mechanism, the drive mechanism, and the first water outlet sequentially communicate to form a first water path. The mode switching member is configured for the cleaning device to be switched between a position on a liquid surface and a position under the liquid surface.

The invention relates to a modularized farmland water-saving irrigation device applied to the field of agricultural irrigation, through the arrangement of a self-monitoring filter unit, on one hand, the blockage condition can be judged through automatic detection of water pressure, on the other hand, after blockage, a filter disc for effective filtration can be temporarily and automatically replaced, and compared with the prior art, the modularized farmland water-saving irrigation device has the advantages that the cost is reduced; the influence on the irrigation water amount caused by the fact that the filter element is not replaced in time or is not replaced in time is effectively avoided, it is effectively guaranteed that crops can be stably irrigated, and stable growth of the crops is effectively guaranteed; meanwhile, when blockage occurs, the water pressure of one side, far away from a water source, of the multi-position filter is obviously reduced, at the moment, the sensing bin is obviously changed, and in cooperation with the action of a micro camera and an alarm, an alarm can be given after blockage occurs for multiple times and the filter disc is automatically replaced, so that a worker can conveniently position the abnormal multi-position filter, and the working efficiency is improved. A plurality of filter discs can be replaced at a time, so that the manual replacement frequency is effectively reduced, and the influence on the irrigation process is reduced.

The utility model discloses an anti-corrosion washing tower easy to clean, and particularly relates to the technical field of washing towers, the anti-corrosion washing tower easy to clean comprises a washing tower, the upper end and the lower end of the washing tower are respectively provided with a smoke exhaust port and a drain outlet, and through a spraying mechanism, a hollow shaft is driven by a motor to drive a spraying ring to rotate, and meanwhile a piston is driven to reciprocate left and right in a transmission mode. Spraying liquid is continuously pushed to enter the spraying ring and is sprayed out through the spraying head, spraying is more uniform so that the spraying liquid can make contact with waste gas, meanwhile, the hollow shaft can drive the scraping plate to clean dirt accumulated on the inner wall of the washing tower and drive the blades to flap the waste gas to make contact with and be mixed with the spraying liquid, the waste gas treatment effect is improved, the spraying liquid can be recycled, and resources are saved. The washing tower and internal parts are made of corrosion-resistant materials, so that the corrosion-resistant effect is improved, and the service life is prolonged; and through the anti-blocking assembly, the knocking block can be continuously driven to impact the filter screen to vibrate, so that cleaned dirt and the like are prevented from being accumulated to block the filter screen and influence the filtering effect and the circulation of spraying water.

An environment-friendly paint filter (1), comprising: an environment-friendly paint filter housing (101), a filter plate (10), a plurality of clearing assemblies (11), a supply conveying assembly (8) and a residual-material clearing device (14), wherein an upper cover (102) is provided on the environment-friendly paint filter housing (101); a feeding port (16) is provided in an end face on one side of the environment-friendly paint filter housing (101); a discharging port (5) is provided in the bottom end face of the environment-friendly paint filter housing (101); a first driving electric motor (2) comprises an electric-motor shaft (201); the filter plate (10) is located on the lower end face of an inner wall of the environment-friendly paint filter housing (101); a plurality of filter holes (1001) are provided in the filter plate (10); and a second accommodating cavity (1004) is provided inside the filter plate (10). During production, the environment-friendly paint filter (1) is energy-saving and environmentally friendly, thus reducing the production cost and prolonging the service life of the paint filter (1). During filtration, the environment-friendly paint filter (1) has a strong filtering effect with regard to various impurities, precipitates and particles that are relatively small or relatively high in terms of viscosity.

The invention discloses a rainwater centralized treatment device for gardens, and relates to the technical field of rainwater treatment.The rainwater centralized treatment device comprises a box body, a water inlet pipe installed on the outer wall of one side of the box body and a water drainage pipe installed at the bottom of the box body, and further comprises a filtering mechanism used for filtering rainwater drained into the box body through the water inlet pipe; the transposition cleaning mechanism is used for cleaning different positions of the filtering mechanism; the quantitative mixing mechanism is used for automatically obtaining the filtered quantitative rainwater, mixing the filtered quantitative rainwater with the nutritional agent and discharging the mixture; according to the rainwater centralized treatment device for the garden, by continuously filtering rainwater, the problem that the filtering continuity is influenced by blockage when the rainwater is filtered is avoided, and by automatically and quantitatively extracting the filtered rainwater, mixing the filtered rainwater with quantitative nutritional agents and automatically discharging the mixed rainwater, comprehensive treatment of the rainwater is achieved; the purpose of automatically filtering and mixing the rainwater is achieved without manually adding nutritional agents, and automatic centralized treatment of the rainwater is achieved.

The invention discloses a buffer type nuclear power stop valve suitable for a high-pressure environment, and relates to the technical field of nuclear power stop valves, the side face of a valve body is fixedly connected with a connecting component, and one end of the valve body is fixedly connected with a cleaning component. By means of the structure, the screen plate filters impurities in fluid, the impurities mixed with the fluid are prevented from entering the valve body and scratching the side face of the valve body, meanwhile, the fluid impacts and enters the valve body through the screen plate, the fluid impacts the screen plate, and therefore the fluid is prevented from entering the valve body. The mesh plate drives the ejection mechanism to be far away from the mesh plate through the telescopic rod, meanwhile, through impact force of fluid to the mesh plate, part of impact force is absorbed, impact of the fluid to the valve clack during opening is relieved, and an effective buffering effect can be provided in a high-pressure environment.

The utility model relates to the technical field of sewage treatment, and discloses a multi-stage filtering type trash remover, the top end of each filter screen plate is fixedly connected with a conical filter plate, the top end of each filter screen plate is provided with a slot, each slot is internally provided with a water blocking plate, and the water blocking plate is provided with a water outlet. A collecting mechanism is arranged at the position, close to the inserting groove, of the bottom end of each filter screen plate, a drawing mechanism is arranged between the side ends of the water blocking plates, and a cleaning mechanism is arranged between the top ends of the conical filter plates. By means of the structure, the trash remover body can filter sewage normally, the water seepage effect of the filter screen plate and the conical filter plate cannot be affected, automatic cleaning of impurities can be achieved through cooperative arrangement of the drawing mechanism, the cleaning mechanism and other structures, manual cleaning is not needed, the cleaning difficulty is lowered, and the cleaning speed is increased.

The invention relates to the technical field of water filtering treatment, in particular to a remote parameter self-regulation and control method based on a backwashing water filter. The method comprises the following steps: firstly, acquiring a water flow influence degree at the current moment according to a change condition of an inlet flow value in a preset influence time period at the current moment; according to the distribution difference condition of the flow velocity monitoring vectors of all the monitoring positions at the current moment, obtaining the blocking measurement at the current moment; and fusing the trend anomaly measurement, the water flow influence degree and the blocking measurement at the current moment, obtaining an adjustment demand degree at the current moment, adjusting a preset pressure difference threshold value, obtaining an adjusted pressure difference threshold value of the backwashing water filter at the current moment, and controlling the backwashing water filter. According to the invention, the preset pressure difference threshold value of the backwash water filter is dynamically adjusted, so that the requirement of the real-time operation condition of the backwash water filter is met, and the backwash accuracy is further guaranteed.

The utility model relates to the technical field of water pump desilting, in particular to vertical water pump desilting equipment which comprises a bearing transmission mechanism, a high-frequency vibration mechanism installed on the bearing transmission mechanism and a vertical water pump installed on the high-frequency vibration mechanism. The bearing transmission mechanism comprises a transmission assembly, traction pieces installed on the transmission assembly, two outer frames connected to the top ends of the traction pieces and guide rods installed on the tops of the two traction pieces. After the vertical water pump is suspended and clamped and the vertical water pump in an overhead state is in an inclined state and performs high-frequency vibration, excess materials remaining in the water pump can be shaken off outwards from a filter screen at the moment, so that the water pump does not need to be put into clear water to be washed, and lossless dredging operation can be performed on the water pump; therefore, the inner wall of the used water pump cannot be corroded.

The utility model relates to the technical field of sulfuric acid filtering equipment, and discloses a refined sulfuric acid filter which comprises a filter tank body, a discharge pipe fixedly mounted at the lower end of the filter tank body, a feed pipe fixedly mounted on the outer side of the filter tank body, and a pressure gauge fixedly mounted on the filter tank body above the feed pipe, a safety valve is further fixedly installed at the position, above the pressure gauge, of the filter tank body, a top cover is fixedly installed on the filter tank body, two pore plates are fixedly installed in the filter tank body, a plurality of filter elements are fixedly installed between the two pore plates, and a lifting plate is movably connected between the filter elements. The lifting plate is arranged among the filter elements, the sleeve holes are formed in the inner side of the lifting plate, the arc-shaped scrapers which are arranged in a staggered mode are arranged on the inner sides of the sleeve holes, and elastic supporting of the inserting rings and the arc-shaped supporting mechanisms is matched, so that adhesion layers on the outer surfaces of the filter elements can be automatically cleaned by means of high-low changes of the liquid level of a medium in the filter tank body; the filtering effect of the filter element is improved and the service life of the filter element is prolonged.

A regenerative filter that includes a filter housing having inlet and outlet zones; a fluid path provided between the inlet and outlet zones; a plurality of filter elements each having an outer surface filter media applied thereto and functioning to filter particulate or contaminants from the fluid path. The filter elements are disposed in an monolithic array. An inlet port arrangement is disposed at the filter housing leading to the inlet zone and is constructed and arranged to direct the fluid path into the filter housing in a manner so as to maintain a controlled turbulence at the inlet zone. The inlet port arrangement comprises a pair of inlet ports that are arranged in juxtaposition at the inlet zone and each having one end where the fluid flow enters. Embodiments that are considered as falling under the scope of the present invention include 1. Single inlet / two or more outlets; 2. Two or more inlets / single outlet, or 3. Two or more inlets and two or more outlets.

The invention relates to the technical field of spray towers, and discloses a spray tower for a tail gas treatment system, the spray tower comprises a tower body, a circulating water tank is fixedly arranged at the bottom of the tower body, a gas inlet end is fixedly arranged on the lower side wall of the tower body, a plurality of layers of pore plates are fixedly arranged in the tower body, and a filler layer is fixedly arranged above the pore plates. An air outlet end is fixedly arranged at the top end of the tower body, a filtering assembly is fixedly arranged in the circulating water tank and comprises an air inlet pipe, the top end of the air inlet pipe is fixedly connected with the top end of the tower body, and the bottom end of the air inlet pipe penetrates through the circulating water tank and is fixedly connected with a first cylinder; and a barrel II is slidably connected to the interior of the barrel I. Impurities in washing liquid are filtered through the filter screen, the cyclic utilization effect is achieved, the filter screen is backwashed through pushing force generated when filtered gas in the tower body flows, the impurities are carried and discharged through the blow-off pipe, and the automatic cleaning effect is achieved.