52results about How to "Avoid affecting filtration efficiency" patented technology

The invention relates to the technical field of wastewater treatment, and particularly relates to an industrial wastewater treatment device. A first box body is provided with a sewage inlet pipe and asewage discharge pipe; a dosing mechanism is arranged on the first box body; a stirring mechanism is also arranged in the first box body; the sewage discharge pipe is connected with a secondary treatment mechanism; a piston is vertically and movably installed in the dosing cavity, the upper end of a piston rod extends to the outer side of the first box body and is fixedly provided with an adjusting plate, a light rod is movably installed in the guide hole, a floating ball located in the first box body is fixedly installed at the lower end of the light rod, and a limiting plate located above the adjusting plate is fixedly installed at the upper end of the light rod; wastewater is injected into the first box body through the sewage inlet pipe; the floating ball drives the light rod and thelimiting plate to be lifted, then a first electric push rod drives the adjusting plate to move upwards to pump liquid medicine in a medicine supply barrel into the dosing cavity, when the adjusting plate moves upwards to make contact with the lower side of the limiting plate, liquid medicine pumping is stopped, and therefore the liquid medicine is pumped in proportion according to the height of the liquid level of waste water in the first box body.

The invention is suitable for the technical field of sewage treatment, and provides a sewage treatment environmental protection device which comprises: a shell, the upper end of which is provided witha water inlet and the lower end of which is provided with a water outlet; a first filtering plate which is rotatably mounted in the shell and is provided with filter holes and is fixedly connected with a first grooved pulley mechanism; a discharging plate which is rotatably mounted below the first filtering plate in the shell and is fixedly connected with a second grooved pulley mechanism; and adredging plate which is arranged above the first filtering plate in the shell, wherein a dredging rod is mounted at the lower end, and the upper end is fixedly connected with the rack; a discharge port is formed in the position, close to the discharge plate, of the shell; the dredging rod corresponds to the filtering holes in the first filtering plate in position, and the size of the dredging rodis equal to or smaller than that of the filtering holes; a fixing groove is formed in the rack and is meshed with the gear; the gear is driven by a power piece fixedly installed in the shell. According to the embodiment of the invention, the filter screen can be prevented from being blocked, and precipitated substances in sewage can be conveniently collected.

The invention relates to the field of soil remediation, in particular to a soil screening device for soil remediation. The device comprises a crushing cylinder, a motor, a stirring block, an elastic grinding piece, a screening and filtering assembly and a transmission shaft. The transmission shaft is vertically arranged in the crushing cylinder and is driven by the motor to rotate; the elastic grinding assembly comprises a fixed outer ring, a fixed inner ring and a plurality of elastic strips, the fixed outer ring is fixed to the crushing cylinder, and the fixed inner ring is located below the fixed outer ring and smaller than the fixed outer ring; the upper end of each elastic strip is connected with the fixed outer ring, the lower end of each elastic strip is connected with the fixed inner ring, and the projection of each elastic strip in the horizontal plane is spiral; the stirring block is installed on the transmission shaft and located in an annular space defined by the elastic strips, the stirring block interacts with the elastic strips when rotating along with the transmission shaft to crush blocky soil, the elastic strips are made to extend under extrusion of the blocky soil, then the fixed inner ring is made to rotate, and partial or complete contraction is recovered when the pressure is reduced or disappears; and the screening and filtering assembly is used for receiving and filtering the crushed blocky soil.

The invention discloses a constant temperature heating paper pulp tank with an automatic stirring and dosing function. The constant temperature heating paper pulp tank comprises a protection frame, astorage tank, a telescopic support, a filter cavity and a discharge pipe, wherein the inner wall of the protection frame is provided with an anti-collision elastic plate; the inner wall of the anti-collision elastic plate is provided with a paper pulp tank body; the telescopic support is fixedly welded at the middle part of the outer wall of the protection frame; the inner wall of the filter cavity is fixedly connected with a mounting block in a welding manner; the inner wall of the mounting block is respectively provided with a first filter screen and a second filter screen; and the dischargepipe is arranged at the tail end of the filter cavity. In the constant temperature heating paper pulp tank with the automatic stirring and dosing function, the protective frame, the anti-collision elastic plate and the pulp tank are arranged layer by layer in a descending manner, so that a function for protecting the paper pulp tank can be achieved, and the paper pulp tank also has the anti-collision function; and moreover, an electric heating wire is installed in an S shape inside the storage tank, so that raw materials in the paper pulp tank can be heated, the paper pulp tank is always at aconstant temperature state, and the production efficiency of the paper pulp can be increased.

The invention discloses a method for filtering and recovering solid particles in a mother solution at a PTA (Purified Terephthalic Acid) oxidation stage and a filter using the method. The method for filtering and recovering the solid particles in the mother solution at the PTA oxidation stage comprises the following steps: Step a: filtering the mother solution, and accumulating the solid particles in the mother solution to form a filter cake; Step b: separating the filter cake from the mother solution; Step c: carrying out drying treatment on the filter cake, wherein when the filter cake is separated from the mother solution in Step b, a gas is introduced to guarantee a pressure difference between the two sides of a filter element for making the filter cake adhered to the surface of the filter element; a filtering medium used for filtering the mother solution in Step a comprises the filter element. After the technical scheme is adopted, the technical processes of concentration and solid-liquid separation are completed once while the additional value of a PTA device is increased; a conventional technique of pulping and separation is replaced; the technique is simplified; the equipment investment and the running cost are decreased.

The invention discloses an aquaculture pond purification device. The water inlet pipe of the aquaculture pond purification device is connected to the bottom of an aquaculture pond, the water outlet pipe of the aquaculture pond purification device is connected with a spray pipe mounted above the aquaculture pond, the aquaculture pond purification device comprises a filter tank, a flocculation tank,a sedimentation tank and a purification tank which are arranged in sequence, a filter cylinder is arranged at the top of the inner chamber of the filter tank, the water inlet pipe is connected with the top of one side of the filter cylinder, a conveyor auger is mounted in the filter cylinder, a residue discharge port is arranged at one end, away from the water inlet pipe, of the filter cylinder,an aeration mechanism is arranged in the sedimentation tank, and the aeration mechanism comprises a second motor, a disc, a connecting rod and an aeration pipe. The arranged aeration mechanism continuously changes the aeration angle during aeration, so the aeration range is enlarged, and the aeration effect is improved; and circulating purification avoids wastes of water resources, and the oxygencontent of water is increased by spraying.

The invention relates to the technical field of filtering equipment, and discloses a micro-filter for wastewater treatment and a wastewater treatment method thereof. The microfilter comprises a base,a check ring is fixedly connected to the middle of the base, and supporting rollers are fixedly connected to the two sides of the middle of the base. A movable pipe is disposed and round holes are arranged in the outer end of a threaded blade, when the micro-filter carries out filtering work, the outer end of the movable pipe is connected with a negative pressure fan, negative pressure is generated in the threaded blade at the moment, impurities attached to the interior of a filter screen are sucked away through the round holes, and after the filter screen rotates for a period, the impuritiesattached to meshes of the filter screen can be completely removed, and the impurities are prevented from blocking the meshes of the filter screen, after the filtering work of the micro-filter is completed, the movable pipe body is rotated by 45 degrees and is communicated with a water pump, at the moment, water flow can flush the filter screen through the round holes formed in the outer end of thethreaded blade, after the filter screen rotates by a period, water flow sprayed out of the round holes can flush the whole filter screen, and dead corners which cannot be cleaned are avoided.

The invention discloses a cooling liquid circulating scrap removing device for machining, which comprises an equipment shell, a water inlet and a liquid collecting cavity, wherein the water inlet is formed in the equipment shell, a first filter plate is installed in the equipment shell, filter holes are formed in the surface of the first filter plate, the liquid collecting cavity is formed below the first filter plate at the same time, a dredging mechanism is arranged above the first filter plate, and shaking mechanisms are connected to the two sides of the first filter plate. By arranging the dredging mechanism and the shaking mechanisms, metal scraps left after cooling liquid on the first filter plate is filtered can be discharged to movable plates on the two sides, the metal scraps are prevented from being accumulated on the first filter plate, and under the acting force of the same drive, a cam is driven to eject the movable plates and a dredging plate, the movable plates and the dredging plate are continuously shaken, the scraps can better fall off, and the dredging plate continuously dredges the filter holes in the first filter plate, so that the filter holes are prevented from being blocked by the scraps to affect the filter efficiency.

The invention relates to the field of soil remediation, in particular to a crushing and repairing device for heavy metal soil. The device comprises a motor, a transmission shaft, an upper elastic grinding assembly, a lower elastic grinding assembly, a screening and filtering assembly and a sliding column. The upper elastic grinding assembly comprises an upper fixing outer ring, a plurality of upper elastic strips and an upper fixing inner ring, and the upper fixing outer ring is fixedly installed; the upper ends of the upper elastic strips are connected with the upper fixing outer ring, the lower ends are connected with the upper fixing inner ring, and the spiral direction of the projection in the horizontal plane from inside to outside is opposite to the rotating direction of the transmission shaft; the lower elastic grinding assembly comprises a lower fixing outer ring, a plurality of lower elastic strips and a lower fixing inner ring, and the lower fixing outer ring is rotatably arranged; the inner end of the sliding column is connected with the upper fixing inner ring, and the outer end is vertically slidably mounted on the lower fixing outer ring; the upper ends of the lower elastic strips are connected with the lower fixing outer ring, the lower ends are connected with the lower fixing inner ring, and the lower elastic strips and the upper elastic strips are opposite in rotation direction; stirring blocks are arranged in spaces defined by the upper elastic strips and the lower elastic strips; and the screening and filtering assembly is used for receiving and filtering the crushed soil.

The invention discloses vehicle body welding circulating cooling water treatment equipment and process, which belong to the technical field of vehicle body welding machining. The vehicle body welding circulating cooling water treatment equipment comprises a treatment tank, a discharging mechanism is arranged on one side of the treatment tank, a heat regeneration mechanism is arranged on the other side of the treatment tank, a liquid collecting mechanism is movably connected to the top of the treatment tank, and a chemical adding mechanism is arranged on one side of an inner cavity of the treatment tank; and the top of the chemical adding mechanism is in transmission connection with a screening mechanism, and the screening mechanism is slidably connected into the treatment tank. In the device, a half gear rotates to respectively drive a first rack and a second rack on two sides to move, a liquid spraying hose performs reciprocating displacement to spray liquid medicine, and a limiting seat moves to drive a second sieve plate and an elastic sleeve to perform reciprocating displacement, so that the liquid medicine mixing efficiency is improved, and then the material screening efficiency can be improved; and then large particles in the cooling liquid can be fully screened through multi-stage filtration, a backflow communicating pipeline is prevented from being blocked, the treatment effect on the cooling liquid is guaranteed, the overall durable life of the cooling liquid is prolonged, and the use requirement is met.

The invention discloses a water draining device with a filtering function. The water draining device comprises a water drain, a first filtering device and a second filtering device, wherein a first arc-shaped sheet and a second arc-shaped sheet are successively arranged on an inner wall of the water drain; four notches are symmetrically formed in the surface of the first arc-shaped sheet; the first filtering device comprises a first circular fixing block; four first clamping blocks are arranged on the side wall of the first circular fixing block; a filtering screen bag is connected with the bottom of the first circular fixing block; four rotating rods are arranged on the surface of the first circular fixing block; the second filtering device comprises a second circular fixing block; four second clamping blocks are arranged on the side wall of the second circular fixing block; a filtering box is fixedly connected with the bottom of the second circular fixing block. The water draining device is simple and reasonable in structure design, is convenient in operation, is capable of realizing the fixing for the filtering device, is capable of preventing the filtering efficiency from beinginfluenced by the shaking of the filtering screen when the sewage flows by, is capable of preventing the water drain from a non-filtering state and is convenient for taking in and out the first filtering device and the second filtering device.

The invention discloses a heat exchange pipeline with a self-cleaning effect. The heat exchange pipeline with the self-cleaning effect comprises an outer heat exchange pipe, a mounting ring is fixedly connected to one side of the outer heat exchange pipe, external threads are arranged on the side wall of the mounting ring, a plurality of water inlets are formed in the surface of the mounting ring, the water inlets are evenly formed in the surface of the mounting ring in an array mode, an inner heat exchange pipe is arranged in the outer heat exchange pipe, an annular cavity is formed in the inner heat exchange pipe and the outer heat exchange pipe, the water inlets are connected with the annular cavity, a spiral blade is fixedly connected to the surface of the inner heat exchange pipe, the surface of the outer wall of the spiral blade is connected with the inner wall of the outer heat exchange pipe, a fixing frame is arranged in the inner heat exchange pipe, and a rotating shaft is rotationally arranged on the fixing frame. Compared with the prior art, a sieve plate can be reset under the action of an extrusion spring, a connecting piece on the surface of a movable block can stir an inclined plate, an elastic shaft and the sieve plate can shake at the same time, and it can be avoided that impurities are accumulated on the surface of a sieve net and the surface of the sieve plate to affect the follow-up filtering efficiency.

The invention discloses an environment-friendly lake water garbage cleaning device which comprises a first filter tank, a second filter tank and a first water pump. the first filter box is fixed belowthe water surface of a water source, the second filter box is fixed on the ground, and the first filter box communicates with the second filter box; a water inlet is formed in the top wall of the first filter box, a first filter layer is arranged in the first filter box, the first water pump is installed in the second filter box, and water flowing through the water inlet and the first filter layer is pumped into the second filter box through the first water pump; a water outlet pipe is arranged at the bottom of the second filter box, a second filter layer and a third filter layer are arrangedin the second filter box, and water pumped into the second filter box by the first filter box flows through the second filter layer and the third filter layer and then is discharged to the water source from the water outlet pipe. According to the invention, lake water pollution is reduced, the water treatment cost is reduced, and the water quality improvement speed is accelerated.

The invention provides a water-based cutting fluid filtering, purifying and regenerating treatment system and method. The water-based cutting fluid filtering, purifying and regenerating treatment system comprises a supporting frame, a filtering tank, a centrifugal filtering mechanism and a magnetic separation screening mechanism. The invention provides a water-based cutting fluid filtering, purifying and regenerating treatment system and a treatment method, which can solve the following problems in the water-based cutting fluid filtering, purifying and regenerating treatment process: a, when the water-based cutting fluid cools and lubricates a cutter, iron chips and other metal particles with different sizes are generated during metal cutting and grinding, and then various dirt adhered to the surface of metal is gathered in the water-based cutting fluid, if the water-based cutting fluid is directly abandoned differently, resource waste is caused, and the production cost is greatly increased; and b, in a conventional recovery process of the water-based cutting fluid, only scrap iron in the water-based cutting fluid is simply filtered, but the fine particle scrap iron contained in the water-based cutting fluid is not completely filtered, and various non-metal dirt contained in the water-based cutting fluid is not completely and effectively filtered.

The invention discloses an air heat load recovery system of a dry type oil-free air compressor. The air heat load recovery system comprises an air inlet pipe and an air heat recovery assembly. The lower end of the air inlet pipe is fixedly connected with the middle position of the upper end of the air heat recovery assembly. The air inlet pipe is provided with an electromagnetic valve. A temperature sensor is arranged in the upper portion of the interior of the air inlet pipe. A purification assembly is arranged at the lower end of the air heat recovery assembly. A water supply assembly is arranged on one side of the air heat recovery assembly. An electric control cabinet and a PLC are arranged above the two sides of the water supply assembly. In the air heat load recovery system, throughcooperative work of the water supply assembly, it is guaranteed that clean recovered water is conveyed to a recovery pipe, the situation that impurities enter the recovery pipe and consequently blockage is caused is avoided, cyclic utilization of the recovered water is facilitated, and the air heat load recovery system is particularly suitable for recovering and utilizing air heat loads of the aircompressor working in the high-temperature environment with serious dust pollution.

The invention discloses kitchen waste fermentation and deodorization strain culture equipment. The kitchen waste fermentation and deodorization strain culture equipment comprises a crushing mechanism,a filtering mechanism, a fermentation mechanism and a culture mechanism, firstly, kitchen waste is subjected to crushing pretreatment, and the crushed kitchen waste enters the filtering mechanism tobe subjected to solid-liquid separation; and liquid passes through a sewage treatment mechanism for the next procedure through a water outlet pipeline, the screened solid kitchen waste enters a fermentation tank, the fermentation tank is heated through an electric heating wire, the kitchen waste is dried, sterilized and fermented, and the fermented kitchen waste enters a culture tank for culture.According to the method, the kitchen waste can be used for culturing strains of low-grade organisms such as hermetia illucens, and the kitchen waste can be recycled.

The invention discloses a filtering and purifying device for an inferior solid-containing oil product and a use method thereof. The device comprises a raw material liquid conveying pipeline, a membrane assembly, a penetrating fluid pipeline, a concentrated liquor drain pipeline, a concentrated liquor circulating pipeline, a cleaning pipeline, a raw material input pipeline, a raw material pump, a raw material output pipeline, a raw material control valve, a penetrating fluid output pipeline, a penetrating fluid control valve, a concentrated liquor drain pipeline, a concentrated liquor drain control valve, a concentrated liquor circulating input pipeline, a circulating pump, a concentrated liquor circulating output pipeline, a concentrated liquor circulating control valve, a cleaning input pipeline, a flushing tank, a cleaning tank, a cleaning pump, a cleaning output pipeline and a cleaning control valve. The device disclosed by the invention has the beneficial effects that the method for filtering and purifying the inferior solid-containing oil product of the device removes solid particles in the oil product, so that the quality grade of the oil product is improved, comprehensive utilization of the inferior oil product is facilitated, the economical benefit is improved, and a downstream production device is prevented from fluctuating as the original inferior oil product is processed.

The invention discloses a device for filtering fruit wine after fermentation. The device comprises: a filter, wherein the top of the filter is provided with a fermented product inlet, the bottom of the filter is provided with at least one filter residue outlet, and the lower portion of the filter is provided with a filtrate outlet; a plurality of filter plates arranged in the filter at intervals along the vertical direction, wherein the aperture of each filter hole of each filter plate is gradually reduced from top to bottom, each filter plate is provided with at least one opening, and each opening is opposite to at least one filter residue outlet; a dispersing plate located in the filter and located above the multiple filter plates, wherein the cone top of the dispersing plate is opposite to the fermented product inlet; a rotating shaft vertically penetrating through the plurality of filter plates; a plurality of first brush rods fixed on the rotating shaft, wherein at least one first brush rod is arranged on each filter plate; and at least one fence surrounding the filter residue outlet corresponding to the fence. According to the invention, the filtering efficiency can be improved, and filter residues are easy to collect.

The invention belongs to the technical field of polypropylene film production, and particularly relates to a polypropylene bidirectional stretching film production line. The polypropylene bidirectional stretching film production line comprises a sealing cover, an outer cylinder, connecting pipes, a buffering spring and a filtering cylinder; the buffering spring is fixed to the inner bottom of theouter cylinder; the filtering cylinder is fixed to the upper end of the buffering spring; and a material inlet is formed in the upper end of the side of the outer cylinder. According to the polypropylene bidirectional stretching film production line, the sealing cover with a pressing plate is arranged, the pressing plate is descended by pressing a guide rod downwards; the pressing plate presses the filtering cylinder downward; the filtering cylinder is descended; the filtering cylinder is rebounded upwards under the action of the elastic force of the buffering spring, which makes impurities inthe filtering cylinder fall off, and avoid blockage that affects the filtering efficiency; the sealing cover is opened; the filtering cylinder extends out upwards under the action of the elastic force of the buffering spring, which facilitates withdrawing and replacing; the connecting pipes are connected between each of the material inlet and a material outlet of the outer cylinder; and each connecting pipe is in an structure that one end close to the outer cylinder is inclined upward, so that the materials in the material inlet and the material outlet are prevented from refluxing into the filtering cylinder to cause inconvenience in the replacement of the filtering cylinder.

The invention discloses a new energy automobile air conditioner filtering device comprising a body, the left end face of the body communicates with an air inlet pipe, the left portion of an inner cavity of the body is fixedly connected with a first filtering layer and a second filtering layer, and the middle of the inner cavity of the body is fixedly connected with a negative ion layer; the side, close to the negative ion layer, of the inner cavity of the body is slidably connected with an electrostatic layer, a constant-temperature heater is arranged on the right portion of the inner cavity of the body, the side, close to the constant-temperature heater, of the inner cavity of the body is fixedly connected with a containing box, a solid block is arranged in an inner cavity of the containing box, and the right end face of the body communicates with an air outlet pipe. Second fixing plates are fixedly connected to the upper portions of the left end face and the right end face of the body, a cover plate is arranged on the upper end face of the body, and first fixing plates are fixedly connected to the left end face and the right end face of the cover plate. The invention relates to the technical field of automobile air conditioner accessories. The new energy automobile air conditioner filtering device solves the problems that an existing new energy automobile air conditioner filtering device is poor in filtering effect and single in function.

The air purification device comprises a fixed base, the top of the fixed base is rotationally connected with a rotating support through a rotating seat, the top of the rotating support is fixedly connected with an annular side plate, the inner side of the annular side plate is fixedly connected with a purification frame, and the inner wall of the purification frame is fixedly connected with a filter screen; and a collecting device is installed at the position, located above the filter screen, in the purifying frame, a draught fan is fixedly connected to the position, located below the filter screen, of the inner wall of the purifying frame through a supporting frame, and a device block is fixedly connected to the top of the annular side plate. According to the air purification device for the smart home, dust accumulated on the filter screen can be collected, the situation that the filtering efficiency is affected by too much dust on the surface of the filter screen is avoided, meanwhile, the collecting frame can be directly washed by external cleaning liquid, the collected dust can be cleaned conveniently, and the air purification device has the advantage of being high in practicability.

The invention discloses a microbial reaction device for water treatment, and relates to the technical field of water treatment. The microbial reaction device for water treatment specifically comprisesa shock absorption workbench, a reaction tank and a first concentrated liquid tank, wherein a driving motor is arranged above the left end of the shock absorption workbench, and the reaction tank isarranged at the top end of the shock absorption workbench; the tail end of the reaction tank is connected with a discharge pipe in a penetrating way, and the first concentrated liquid tank is arrangedon the inner wall of the tail end of the shock absorption workbench in a penetrating way; the left end of a desalting tank is provided with a second concentrated liquid tank, and an anion exchange membrane and a cation exchange membrane are respectively arranged between the first concentrated liquid tank and the desalting tank and between the desalting tank and the second concentrated liquid tank. The microbial reaction device for water treatment has the advantages that a dirt collecting box can collect impurities in water keeping stand after reacting in the reaction tank, and the dirt collecting box is transported through a conveyor belt under the action of the driving motor, thereby not only reducing the labor intensity of workers, and easily facilitating the user to treat the impurities in the water subsequently.

The invention belongs to the field of building engineering, and particularly relates to a rapid flying dust absorption and treatment device for constructional engineering. The rapid flying dust absorption and treatment device for constructional engineering comprises a box body, wherein the side wall of the box body is fixedly sleeved with suction pipes; the outer sides of the suction pipes are slidably sleeved with movable pipes; the side walls of the movable pipes are fixedly sleeved with suction heads; wheels are arranged on the box body; the wheels are provided with limiting grooves; bolts are rotationally connected into the limiting grooves; hinge rods are welded to the bolts; supporting rods are hinged to the hinge rods; the movable pipes are hinged to the supporting rods; and connecting rods are welded to the side wall of the box body. According to the rapid flying dust absorption and treatment device for constructional engineering provided by the invention, by arranging the structures such as the wheels, the hinge rods, the supporting rods and connecting rings, when the device moves, the wheels rotate to enable the hinge rods to do eccentric motion, then the supporting rods drive the movable pipes to rotate in a reciprocating mode, and then the suction heads on the movable pipes swing, so that the air adsorption area of the device is larger, and the adsorption efficiency is higher.

The invention belongs to the technical field of energy exploitation equipment, and relates to an environment-friendly flowback fluid treatment device which comprises a mounting frame, a filtering mechanism and a rotary driving mechanism which are in transmission connection are mounted on the mounting frame, a tank frame is mounted on the mounting frame, a filtrate tank is mounted on the tank frame, and the filtering mechanism comprises a mounting sleeve and a bearing table which are integrally formed. An isolation frame is mounted in the mounting sleeve, a first filtering assembly and a second filtering assembly are mounted on the two sides of the isolation frame in the mounting sleeve correspondingly, the first filtering assembly comprises a filtering net and a storage barrel which are integrally formed, and fixing plates are arranged on the first filtering assembly and the second filtering assembly correspondingly. A limiting piece corresponding to the fixing plate is slidably mounted on the isolation frame, a semicircular sealing plate is arranged at the bottom end of the filtrate tank, and the bottom end of the semicircular sealing plate is flush with the top end of the storage barrel and the top end of the isolation frame, so that the problems that in the prior art, halting is needed for waiting when the filter screen is replaced, and meanwhile flowback liquid overflows easily are solved.

The invention relates to the technical field of filtering equipment, and discloses a microfilter for waste water treatment and a waste water treatment method thereof. Through the setting of the movable pipe and the circular hole at the outer end of the threaded leaf, when the microfilter is performing filtering work, the outer end of the movable pipe is connected to a negative pressure fan. The impurities inside the filter are sucked out. When the filter rotates for a cycle, the impurities attached to the mesh of the filter can be completely removed to prevent impurities from clogging the mesh of the filter; Forty-five degrees and connected to the water pump. At this time, the water flow will wash the filter screen through the round hole opened on the outer end of the threaded leaf. After the filter screen rotates for one cycle, the water flow sprayed from the round hole will complete the flushing of the entire filter screen. , There will be no dead corners that cannot be cleaned.

The invention discloses water purification equipment with an antibacterial function, a pre-filtration cavity and a precipitation cavity are formed in a precipitation tank, the pre-filtration cavity is communicated with the precipitation cavity through a through hole, a precipitation mechanism comprises a first filter screen, the first filter screen is transversely arranged in the pre-filtration cavity, a water inlet pipe is fixedly arranged on one side of the precipitation tank, the water inlet pipe is communicated with the pre-filtration cavity, and a water outlet pipe is fixedly arranged on the other side of the precipitation tank. A water pump is fixedly arranged on the water inlet pipe, a filtering mechanism is fixedly arranged on the filtering box, a water outlet pipe is fixedly arranged on one side of the water purifying box, and a sterilization mechanism is fixedly arranged in the water purifying box; the pre-filtering cavity is communicated with the filtering box through a first pipeline, the settling cavity is communicated with the filtering box through a second pipeline, and the filtering box is communicated with the water purifying box through a third pipeline. According to the water purification equipment with the antibacterial function, the precipitation mechanism is arranged, so that large-particle impurities such as rust and silt in tap water can be precipitated before filtration, the filter screen is prevented from being blocked, the maintenance period is prolonged, and meanwhile, the sterilization mechanism is arranged to eliminate bacteria in the tap water, so that the tap water is purified.

The invention discloses a negative pressure filter, which includes a filter tube, a filter device and a controller. There is an oil cylinder, and the power end of the oil cylinder presses the filter device on the working side of the pressure measurement and sealing mechanism; one side of the filter tube is connected to a liquid outlet pipe, and the side of the filter pipe far away from the liquid outlet pipe is provided with an anti-blocking sewage discharge The anti-blocking sewage mechanism is connected with a liquid inlet pipe, and the vacuum water tank is provided with a discharge port and a pressure gauge. The anti-blocking sewage mechanism is connected with the filter pipe and cooperates with the filter device. The controller Electrically connect the pressure gauge, vacuum pump, oil cylinder and pressure measuring sealing mechanism; a negative pressure filter of the present invention generates negative pressure through the vacuum pump, so that the waste water can quickly pass through the filter device, and the rapid removal efficiency of particulate matter in the waste water is improved, thereby Accelerate the filtration speed and can improve the recycling rate of waste water.

The invention discloses submarine cable recycling equipment provided with a cable outer layer attachment pretreatment mechanism, the submarine cable recycling equipment comprises a working table, supporting columns are fixedly connected to the positions, close to the four corners, of the bottom of the working table, and the bottom ends of the multiple supporting columns are jointly and fixedly connected with a bottom plate; according to the cable cleaning device, the driving motor, the rotating rod, the transmission gear and the driven gear are matched with one another to drive the roller to rotate, attachments on the surface of a cable are cleaned through the fan-shaped brush, and the rotating rod rotates and drives the cam to rotate at the same time; and a second top plate, a rack, a T-shaped rod, a sleeve, a second spring and a driven gear are matched with one another to intermittently open and close a valve, so that when a first open groove rotates to the upper part, a spray head sprays water into the roller, cleaning is more thorough, and when the first open groove rotates to the lower part, sludge and impurities are poured out, and the cleaning efficiency is improved. The purpose of saving water is achieved, and the cleaning effect is improved.