17results about How to "Affect filtration efficiency" patented technology

The invention provides a thermal power plant wastewater filtering mechanism which comprises a filtering box body and a filtering net plate, and the filtering net plate is used for filtering thermal power plant wastewater; the dynamic mixing assembly moves along with the dosing assembly and rotates, and the dynamic mixing assembly is used for stirring the liquid in the filtering box body; and the cleaning and mixing assembly is connected with the dynamic mixing assembly, the cleaning and mixing assembly operates along with the operation of the dynamic mixing assembly, and the cleaning and mixing assembly is used for further stirring the liquid in the filter screen plate and cleaning the filter screen plate at the same time. The thermal power plant wastewater can be filtered by utilizing the filter screen plate, and the dynamic mixing assembly and the clear mixing assembly can rotate along with the movement of the chemical adding assembly, so that liquid in the filter screen plate is stirred, a treatment chemical can be in full contact with the thermal power plant wastewater, and the treatment effect of the treatment chemical on the thermal power plant wastewater is improved; and the cleaning and mixing assembly moves to clean the filter screen plate, so that the filter screen plate is prevented from being blocked to influence use.

The utility model discloses a constructional engineering water supply and drainage filtering device which comprises a machine box, a filtering groove is formed in the machine box, a pair of water inlets is formed in one side of the filtering groove and located on the outer side of the machine box, and the interiors of the water inlets are both in threaded connection with water inlet pipes. The end, away from the water inlet, of the water inlet pipe is in threaded connection with a rough filtering box, a threaded adjusting rod is rotationally connected into the filtering groove, a rotating motor is installed at the end, away from the water inlet, of the threaded adjusting rod, the outer side of the threaded adjusting rod is sleeved with a connecting frame, and the bottom of the connecting frame is fixedly connected with a cleaning brush; compared with an existing filtering device, the water filtering device has the advantages that sand and gravel impurities generated after filtering can be conveniently cleaned through the design, the filter element is prevented from being blocked, the service life of the filter element is prevented from being influenced, the water filtering rate is increased, and the overall practicability is enhanced.

The refractory castable processing and screening device comprises a smashing piece and a screening piece, the smashing piece comprises a smashing frame, the upper end and the lower end of the smashing frame are arranged in a penetrating mode, an upper support is vertically fixed to the bottom end of the smashing frame, a spring is vertically fixed to the bottom end of the upper support, and a vibration motor is installed on the upper support; and the screening part is arranged in the upper support, the screening part is arranged below the crushing frame, the screening part comprises multiple screening frames, the multiple screening frames are horizontally arranged in the vertical direction, and the upper ends and the lower ends of the multiple screening frames are arranged in a penetrating mode. The utility model overcomes the defects that large-particle impurities filtered by the existing screen mesh are left on the screen mesh, more large-particle impurities are left on the screen mesh, screen holes on the screen mesh are blocked, the filtering efficiency of the screen mesh is influenced, the large-particle impurities left in the screen mesh occupy the space of the screen mesh, the amount of refractory castable aggregate added into the screen mesh every time is influenced, and the service life of the screen mesh is prolonged. And the efficiency of rapidly screening the refractory castable aggregate is influenced.

The invention relates to the technical field of building materials, and discloses a building material mixer which comprises a mixing box, a filter plate is fixedly connected into the mixing box, two discharge ports are formed in the right side of the mixing box, and the two discharge ports are formed in the left side and the right side of the mixing box; a first folding plate is fixedly connected to the back of the mixing box, a knocking mechanism is arranged in the mixing box and comprises a band-type brake motor, the band-type brake motor is fixedly connected to the front face of the first folding plate, and a first rotating rod is fixedly connected to the output end of the band-type brake motor through a coupler; according to the device disclosed by the invention, the transverse plate moves up and down to drive a knocking rod to move up and down, the knocking rod knocks a filter plate when moving upwards, and impurities blocked in the filter plate can be turned over after being knocked, so that the situation that the impurities block the interior of the filter plate and influence the filtering efficiency is avoided.

The utility model relates to an overflowing and filtering system of an electroless gold thread activation tank, which comprises an electroless gold thread activation tank, a filtering device, a filtering device and a control device, and is characterized in that the electroless gold thread activation tank is provided with an overflowing port, a suction port and a backflow port which are communicated with an inner cavity; the filtering mechanism comprises an overflow pipeline, a suction pipeline, a filter element filtering barrel, a connecting pipeline, a filter bag filtering barrel and a backflow pipeline, the upstream end of the overflow pipeline is communicated with the overflow opening, and the downstream end of the overflow pipeline is communicated to the suction pipeline; the upstream end of the suction pipeline is communicated with the suction inlet, and the downstream end of the suction pipeline is communicated to the filter element filter barrel; the filter element filter vat is communicated with the filter bag filter vat through a connecting pipeline; the upstream end of the backflow pipeline is communicated with the filter bag filter vat, and the downstream end of the backflow pipeline is communicated to the backflow port. According to the utility model, the overflow port is formed above the electroless gold thread activation tank, and the filter bag and the filter barrel with higher precision are connected in series in the filter mechanism, so that a better filter effect is realized.

The utility model belongs to the field of material curing equipment, and particularly relates to curing equipment for material production, which comprises a water tank. A condensation mechanism is arranged on the side face of the water tank, an electric telescopic rod is fixedly connected to the bottom of the water tank, a filter plate is arranged on the top of the electric telescopic rod, a first sliding groove is formed in the inner side of the water tank, a motor is fixedly connected to the side face of the water tank, and a screw rod is fixedly connected to the output end of the motor. The screw rod is rotationally connected with the first sliding groove, and the surface of the screw rod is in threaded connection with a first sliding block; the surface of the filter plate is scraped and cleaned, dirt is pushed to the edge, dirt accumulated at the top of the filter plate is reduced, the accumulated dirt is prevented from affecting the filtering efficiency of the filter plate, manpower is reduced, and the cleaning efficiency is improved.

This utility model relates to the field of wastewater treatment technology for galvanizing production lines, and discloses a wastewater recycling treatment device for galvanizing production lines. The device includes a connecting base, a reaction tank located on the left side of the top of the connecting base, an aeration tank located at the top of the connecting base, and a filter box located on the right side of the top of the connecting base. This wastewater recycling treatment device for galvanizing production lines includes a filter screen, a worm gear, and a second drive motor. When the second drive motor is started, it drives the worm wheel to rotate via the worm gear. The worm wheel, through a connecting shaft, drives an eccentric block to rotate. The rotation of the eccentric block can press against the bottom left side of the filter screen, causing the filter screen to tilt. This tilting allows impurities on the filter screen to slide into the collection box, preventing impurities from clogging the filter screen and affecting filtration efficiency and effectiveness. This solves the problem that filter screens are easily clogged by impurities when filtering wastewater, which easily affects filtration efficiency and effectiveness.

The utility model provides a multistage filter screen for industrial wastewater, which belongs to the technical field of industrial wastewater filtration and comprises a fixing frame, and the fixing frame is provided with a plurality of transverse mounting ports used for fixing a primary filter screen, an intermediate filter screen, an advanced filter screen and an activated carbon filter part; wherein the apertures of the primary filter screen, the intermediate filter screen and the high-grade filter screen are sequentially reduced, and the primary filter screen, the intermediate filter screen and the high-grade filter screen are used for performing multi-stage filtration on industrial wastewater; the activated carbon filter part is arranged on one side, far away from the primary filter screen, of the advanced filter screen, and a neutralization liquid input pipe is fixed in the activated carbon filter part and is used for neutralizing the filtered industrial wastewater; the utility model provides a multistage filter screen for industrial wastewater, which can solve the problems that fine particles and dissolvable harmful substances cannot be effectively removed by the traditional physical filtration, and the acid-base property of the wastewater can influence the subsequent treatment or the environment.

The utility model relates to a self-cleaning device for exhaust filtering equipment of a freeze dryer, and aims to solve the problems that when gas is purified through an efficient filtering device at present, an adsorption layer of the efficient filtering device is easily blocked after being used for a long time, so that the filtering efficiency and effect of toxic gas are influenced, and the service life of the efficient filtering device is prolonged. The freeze dryer comprises a freeze dryer body and a filtering mechanism which are arranged on a bottom plate, the filtering mechanism comprises a filtering cylinder installed on the bottom plate, a cylinder cover is connected to an opening in the top of the filtering cylinder through a bolt, a filter element is arranged in the filtering cylinder, and the filter element is connected with the filtering cylinder through a bolt. The self-cleaning type freeze dryer has the advantages that the self-cleaning type freeze dryer can be self-cleaned when the filter element is used for filtering, the filter element is prevented from being blocked to influence the filtering efficiency and effect of gas, and the self-cleaning type freeze dryer does not need to be cleaned by personnel without stopping the machine, so that the self-cleaning type freeze dryer is relatively convenient.

The utility model relates to the field of waste gas absorption pretreatment devices, and discloses an organic waste gas absorption pretreatment device which comprises a filter box and a stirring tank, a gas inlet pipe is fixedly connected to the left side of the filter box, a filter screen is fixedly connected to the interior of the filter box, and a cleaning and collecting assembly is arranged on the outer side of the filter screen. A communicating pipe is fixedly connected to the right side of the filter box, a supporting block is fixedly connected to the bottom of the stirring tank, a hollow block is fixedly connected to the outer side of the supporting block, a motor is fixedly connected to the outer side of the supporting block, and a gear is fixedly connected to the output end of the motor. According to the waste gas pretreatment device disclosed by the utility model, through mutual matching of structures such as the cylinder, the L-shaped rod, the brush, the filter screen, the inserting rod, the spring I, the collection drawer and the blocking rod, automatic cleaning of impurities of the filter screen and convenient disassembly and maintenance of the collection drawer are realized, so that the waste gas filtering efficiency is prevented from being influenced by blockage of the filter screen, and continuous and stable operation of the pretreatment device is ensured; the manual maintenance intensity and frequency are reduced, and the convenience and practicability of equipment use are improved.

The utility model discloses a tail gas recovery device in the production process of preparing tetrahydrofuran from LBDO, and relates to the technical field of tail gas recovery. The filter comprises a filter box, a vibration filter mechanism and an auxiliary mechanism are arranged on the filter box, the vibration filter mechanism comprises a rotating shaft rotationally connected into the filter box, the front side of the rotating shaft extends out of the filter box, a motor support is fixedly connected to the front side of the filter box, a motor is fixedly connected to the motor support, and the auxiliary mechanism is fixedly connected to the motor. An output shaft of the motor is fixedly connected with the rotating shaft through a coupler, the auxiliary mechanism comprises a partition door hinged to the left side of the filter box, and a handle is fixedly connected to the outer wall of the partition door. According to the tail gas recovery device, the vibration filtering mechanism is arranged, so that the problems that in the using process of an existing tail gas recovery device in the production process of preparing tetrahydrofuran from LBDO, large particles exist in tail gas, a filter screen is prone to being blocked, the tail gas filtering speed is reduced, and the tail gas recovery efficiency is affected are solved.

This invention provides a cooling structure for a film-making machine, including a steel belt and a liquid storage tank located below the steel belt. A spray assembly is installed inside the liquid storage tank, and a filter assembly is installed below the spray assembly. The side of the filter assembly is fixedly connected to the inner wall of the liquid storage tank, and an anti-clogging assembly is installed above the filter assembly. The anti-clogging assembly and the spray assembly are respectively fixedly connected to the actuator of a synchronous drive component. Cleaning brushes and scraper blades are installed on the left and right sides of the spray assembly, with their tops contacting the bottom surface of the steel belt. This invention uses the spray assembly to spray cooling liquid onto the bottom surface of the steel belt, cooling the steel belt and facilitating subsequent film-making processes. The filter assembly filters the returned liquid before it is used by the spray assembly, allowing the coolant to be recycled and conserving water resources.

The utility model relates to the technical field of filtering equipment, and particularly discloses beverage production filtering equipment which comprises a bottom barrel, the top of the bottom barrel is detachably connected with a top barrel, a liquid inlet pipe is fixedly inserted into the left side of the top of the top barrel, and the middle part of the top of the top barrel is fixedly connected with a motor. An output shaft of the motor penetrates through the top barrel to be fixedly connected with a connecting plate in an annular array mode, a filtering assembly is arranged at the bottom of the connecting plate and comprises a mounting frame rotationally connected into the bottom barrel, a connecting frame is fixedly connected to the middle of the mounting frame, and filter screens are fixedly connected between the front end and the rear end of the connecting frame and the mounting frame. The top of the mounting frame is fixedly connected with stop blocks in an annular array, through cooperation of the structure, the filter screen can evenly share the filtering pressure, the situation that the local filtering pressure of the filter screen is large is avoided, the situation that the local filtering screen is blocked is reduced, and then the juice filtering efficiency is affected is avoided.

The utility model relates to the technical field of numerical control machine tools, in particular to a numerical control machine tool slant bed power tool turret machine tool which comprises a machine tool body, a power tool turret is installed on the machine tool body, a filter box is arranged on the front side of the machine tool body, a protective cover is fixedly connected to the rear side of the filter box, and a filter cavity, an installation cavity and a collection cavity are formed in an inner cavity of the filter box. And the filtering cavity communicates with the collecting cavity, a filtering assembly for filtering the cutting fluid is installed on the filtering box, and a driving assembly for driving the filtering assembly to operate is installed on the filtering box. In the filtering process, a motor drives a vibrating rod and other components to enable a filter screen to vibrate, chippings can fall into a filter box to be collected in the inclined direction, meanwhile, the vibrating rod rotates to drive a series of gears and rod pieces, drive a driving wheel to rotate, enable a mounting frame and bristles to move, sweep the chippings clamped on the filter screen, prevent the filter screen from being blocked, and guarantee the filtering efficiency of the cutting fluid. Therefore, the product quality and the equipment safety are effectively guaranteed.

The invention relates to the technical field of filters, in particular to a filter device for an exhaust hood, which comprises a filter body mounted in an external exhaust hood, a plurality of scrapers, a driving assembly and an auxiliary assembly, an exhaust cavity is arranged in the filter body, a plurality of filter plates are fixedly arranged in the exhaust cavity, the plurality of filter plates are uniformly arranged in the filter body, and the scrapers are arranged in the exhaust cavity. A scraping plate is arranged on the front side of each filter plate, a fixing frame is arranged in the exhaust cavity, the scraping plates are arranged in the fixing frame in a sliding mode, a screw rod is rotationally arranged in the fixing frame, the screw rod is in threaded connection with the scraping plates, the driving assembly is arranged on the outer side of the fixing frame, the fixing frame is arranged in the exhaust cavity in a sliding mode, and the auxiliary assembly is arranged in the filter body. The multiple filter plates are arranged in the filter body, when many sediments exist on the filter plates, the driving assembly drives the screw rod to rotate, then the scraping plate is driven to slide on the filter plates, the sediments on the filter plates are scraped off, meanwhile, the scraping plate can scrape off the sediments layer by layer through the auxiliary structure, and hindering is small during scraping off.

The utility model discloses an automatic edible oil residue separating device which comprises a separating device body, two sides of the interior of the separating device body are communicated with two discharging pipes, an adjusting device is arranged in the separating device body, and the adjusting device comprises a first servo motor, a second servo motor, a third servo motor, a fourth servo motor and a fourth servo motor, and the first servo motor is fixedly connected to the inner wall of the separating device body; the lead screw is fixedly connected to the output end of the first servo motor. The utility model relates to the technical field of oil residue separation, in particular to an automatic edible oil residue separation device, edible oil is controlled to enter the separation device main body from different positions through an adjusting device, and when oil residues on one side of the separation device main body are cleaned, the other side of the separation device main body can carry out oil residue separation treatment on the edible oil; the two parts of the separation device main body work alternately, and oil residues in edible oil can be continuously separated, so that the oil residue separation efficiency of the separation device is improved, and the oil residue separation device is convenient to popularize and use.

The utility model discloses a crude oil purification device which comprises an oil inlet pipe, a shell fixedly penetrates through an oil outlet of the oil inlet pipe, and two filtering assemblies penetrating into the shell are symmetrically and hermetically inserted into the top of the shell; two outer shells symmetrically and fixedly penetrate through the top of the shell, a pushing assembly is jointly installed on the two outer shells, and the two movable ends of the pushing assembly are both fixedly connected with plugging pistons. Two oil discharging pipes symmetrically and fixedly penetrate through the bottom of the shell, and the two oil discharging pipes jointly and fixedly penetrate through a pumping assembly. According to the oil filtering device, through the arrangement of the shell, the filtering assembly, the outer shell, the pushing assembly, the plugging piston, the oil discharging pipe and the pumping assembly, the filtering net can be replaced without shutdown, and the situation that the filtering efficiency of crude oil is affected in the process of replacing the filtering net can be avoided; and before the filter screen is replaced, the filtered crude oil in the corresponding side can be emptied, so that the crude oil is prevented from being polluted and filtered again.