68results about How to "Easy to filter and purify" patented technology

The invention discloses an ecological floating island for remediation and treatment of black and odorous water. The ecological floating island comprises a floating base, a net-shaped cylinder base, a floating ball, a balance frame, a steel wire rope and a fixing rivet, the net-shaped cylinder base is welded with the bottom of a purification base, and the floating base is fixed to the junction of the purification base and the net-shaped cylinder base and located on the outer side wall of the purification base; a driving motor is installed in a top protrusion of the purification base, and one end of a rotary shaft extends to the bottom of the net-shaped cylinder base and is provided with a rotary rack; the balance frame is installed at the bottom of the rotary rack, the steel wire rope is connected with the center of the bottom of the balance frame, and the fixing rivet is fixed to one end of the steel wire rope. According to the ecological floating island for remediation and treatment of the black and odorous water, by installing the floating base, the purification base and the floating ball and forming ecological planting grooves, the black and odorous water can be effectively adjusted through the rhizomes of aquatic plants, floating objects on the surface of the water can be effectively collected through the floating island, and the area of the purified water is increased. The problems are solved that a traditional sewage purification device is single in function, small in purification area, long in treatment time, low in purification speed, high in maintenance cost and the like.

The invention discloses a self-floating ecologic landscape floating bed and a building method thereof. The self-floating ecologic landscape floating bed comprises a floating body and a planting structure arranged on the floating body and used for planting aquatic plants, the floating body comprises a flexible net cage and multiple blocky floating bodies filled in the flexible net cage, and the flexible net cage is used for insertion planting of water-resistant ligneous plants. The floating body can be formed by filling the blocky floating bodies in the flexible net cage, so that compared withthe prior art, the structure is high in flexibility and impact resistance and long in service life; existing floating beds are limited structurally to only plant herbaceous aquatic plants. The structure formed by the flexible net cage and the blocky floating bodies enables insertion planting of the ligneous plants, root systems of the ligneous plants are higher in self-cleaning absorption ability,and the ligneous plants can cooperate with aquatic plants to form landscape effect.

The invention discloses full-automatic welding equipment. The full-automatic welding equipment comprises a welding machine body, a dust suction tank is arranged at the position, close to the upper ends of supporting legs, of the lower end of the welding machine body, an air purifier is arranged at the position, on the other side of a workbench, of the upper end of the welding machine body, a rotary plate is arranged at the lower end of the workbench, and a motor is arranged at the upper end of the interior of the dust suction tank. Dust generated by the welding machine body can be convenientlyfiltered and purified by the air purifier and prevented from affecting air in the working environment and the physical health of workers; the welding machine body can be swept through the dust suction tank, so that the sanitary quality of the welding machine body is improved conveniently, and the working quality of the welding machine body is also improved; and the workbench can be rotated through the rotary plate and the motor so that a welding head can conduct all-around welding on objects needing to be welded on the workbench conveniently, and the welding quality is improved.

The invention discloses a multilayer casting filter, comprising a support layer (1) made of a ceramic material and a filtering layer (2) made of a ceramic material and arranged on the support layer. The filtering layer contains alveolate filtering holes (3); the support layer contains grid liquid flow holes (4); a hole density of the filtering layer is larger than that of the support layer; an aperture of a filtering hole is smaller than that of a liquid flow hole; a porosity of the support layer is larger than that of the filtering layer (2); and a thickness of the filtering layer is smaller than that of the support layer. The invention can simplify a pouring system, increase produce rate of a cast technology, reduce cast costs, enhance flow velocity and continuity of pouring, facilitate cast mold filling, improve high temperature impact resistance and high temperature bearing capacity of the filter, ensure integrity of the filter in the whole pouring process, facilitate filtering purification of metal liquid and improve inner quality and comprehensive performances of a cast product, and is suitable for pouring of multiple-part mold and large and medium size cast.

The invention relates to the technical field of air purifiers, in particular to a domestic efficient and energy-saving air purifier. The domestic efficient energy-saving air purifier comprises a base.A shell is arranged at the upper end of the base. A PM2.5 sensor is installed at the upper end of the shell through an installation seat. A control switch is arranged on the outer side of the shell.A PLC is installed at the upper end of an inner cavity of the shell. The left side of the inner cavity of the shell is connected with an L-shaped partition plate. A dust sucking draught fan is installed at the upper end of the L-shaped partition plate. Threaded sleeves are connected to the lower end of the L-shaped partition plate at equal intervals, and threaded rods are in screw joint to inner cavities of the threaded sleeves at equal intervals. The left sides of the threaded rods are commonly connected with dustproof covers. First filtering nets are arranged in inner cavities of the dustproof covers. The domestic efficient and energy-saving air purifier is novel in structural design, in addition, the cost is low, the automation degree is high, practicability is high, mounting and demounting are facilitated, maintaining is conducted, the filtering nets and the like can be conveniently cleaned, the air purifying effect is effectively improved, and application and popularization are facilitated.

The invention provides a combined type deep purification device for desulfurized wet flue gas. The device comprises a venturi negative absorption demisting layer, an efficient demisting layer, a condensation demisting layer and a hyperfine demisting layer from bottom to top, wherein a cross beam I is arranged between the vacuum negative absorption demisting layer and the efficient demisting layer; hanging plates I are arranged at left and right ends of the cross beam I; support square steel I is arranged at the lower ends of the hanging plates I; a collecting tank is arranged in the middle of the support square steel I; the vacuum negative absorption demisting layer is provided with venturi blades; the efficient demisting layer is provided with efficient demisting layer blades; a cross beam II is arranged between the condensation demisting layer and the hyperfine demisting layer; the condensation demisting layer is provided with condensation demisting layer blades; the hyperfine demisting layer is provided with hyperfine demisting layer blades; and support plates are arranged at left and right ends of the cross beam II. The combined type deep purification device for desulfurized wet flue gas provided by the invention is favorable in purification effect and reliable in operation.

The invention discloses a dust removal cart for a plant workshop. The dust removal cart comprises a cart body, and a suction ventilator is arranged in the cart body. An air inlet pipe is mounted at the bottom end of the suction ventilator, and a three-way pipe is mounted on the air inlet pipe. A first air suction pipe is arranged on one side of the three-way pipe, and a third manual valve is arranged on the first air suction pipe. A second air suction pipe is arranged on the other side of the three-way pipe, a first manual valve is arranged on the second air suction pipe, and a threaded shaftis arranged on one side of the suction ventilator. According to the dust removal cart, the second air suction pipe and a cloth disc are arranged, the second air suction pipe can suck in dust on the ground where the dust removal cart passes through under attraction of the wind power of the suction ventilator, and therefore the function of cleaning the ground is achieved. Meanwhile, the cloth disc rotates constantly, and therefore the function of cleaning the ground is achieved. Ground mopping is completed while dust suction, the work efficiency is improved, and the labor intensity of workers isreduced.

The invention relates to a healthy type machine for preparing water from air. The machine comprises an air inlet mechanism, a condensing mechanism, a water storage mechanism, a water purification mechanism and a water outlet mechanism which are sequentially communicated, wherein the air inlet mechanism comprises an air inlet assembly and an air purification assembly arranged in the air inlet assembly. The healthy type machine for preparing water from air has the advantages that the air and the water are purified and filtered through a multilayer filtering mechanism; the health safety stage of drinking water is improved; through ultrasonic wave detection, the work station of the air purification assembly can be monitored in real time, so that the air purification assembly always maintains a better filtering purification state; high practicability and good market development prospects are realized.

Provided are a sludge drying treatment system for water conservancy and hydropower engineering and an operation method thereof. Non-dewatered sludge is separated into liquid-phase sewage and dewateredsludge through a centrifugal machine, the liquid-phase sewage is discharged into a sewage treatment plant to be treated, the dewatered sludge is conveyed to a wet sludge bin, waste gas is conveyed into a waste gas spraying tower through a discharging pipeline to be treated, and the waste gas treated by the spraying tower is conveyed into a factory deodorization system through a waste gas air blower; the wet sludge material is conveyed to a sludge distributor through a double-shaft screw conveyor, the uniformly distributed and spread sludge is cut into noodle shapes by a sludge noodle shape forming machine, and the noodle-shaped dried sludge is scraped by a sludge scraper; a cooling screw conveyor cools the noodle-shaped sludge with waste heat, and the completely cooled noodle-shaped sludge is fed into a dry sludge bin and finally fed into dried sludge to be treated; the noodle-shaped sludge which is not completely cooled is conveyed into a crusher, mixed, and conveyed into the sludgedistributor again for circulation.

The invention discloses a new energy household air conditioner humidification device which comprises an air conditioner, a humidifier, hanging rods, a water conveying pipe, a filter, a drainage pipe and mist spray openings. An air opening is formed in one side of the air conditioner, and a rotary shaft is mounted on the body wall of one side of the air conditioner. One side of the rotary shaft isconnected with a connecting rod, and telescopic sheets are arranged in the connecting rod. The humidifier is connected to one side of the connecting rod, and a humidification filter sponge is connected to one side of the humidifier. The hanging rods are connected to the lower end of the humidifier. A water receiver is arranged in the humidifier. The water conveying pipe is connected to one side ofthe rotary shaft. The new energy household air conditioner humidification device is provided with the humidifier and the air conditioner, integrated operation is achieved, the humidifier can be subjected to angle adjustment by rotating the connecting rod by 0 degree to 90 degrees through the rotary shaft, and the humidifier is parallel to the air opening of the air conditioner; and humidificationis achieved while the air opening blows air, the air conditioner can be used, air can be humidified, and operation is simple and convenient.

The invention discloses a novel environment-friendly combusting device which comprises a bottom plate. A combusting furnace body is fixedly connected with the top of the bottom plate. An installationbase is fixedly connected with the top of the combusting furnace body. A filtering block is fixedly connected with the top of the installation base. A filtering groove is formed in the top of the filtering block and filled with a first activated carbon adsorbent. A filter screen is fixedly installed at the bottom of the inner wall of the filtering groove. An arc-shaped groove is formed in the filtering block and located at the bottom of the filtering groove. The invention relates to the technical field of garbage combusting devices. By means of the novel environment-friendly combusting device,the purifying effect is greatly enhanced, smoke discharged out of a combusting furnace is well filtered and purified, the aim of thoroughly filtering and purifying smoke is achieved, the external airenvironment is prevented from being polluted, garbage is combusted, and the air environment is prevented from being affected.

The invention discloses a multifunctional closestool cover. The multifunctional closestool cover mainly comprises a closestool cover main body, ultraviolet sterilization lamps and a water storage tank, a connecting water pipe is arranged inside the closestool cover main body, cleaning nozzles are connected to the front side of the connecting water pipe, water spraying holes are formed in the outersides of the cleaning nozzles, a protective baffle is arranged on the inner sides of the water spraying holes, draft fan is arranged inside the protective baffle, a front filter screen is arranged onthe rear side of the draft fan, an activated carbon adsorption net is arranged on the rear side of the front filter screen, a dried flower layer is arranged on the rear side of the activated carbon adsorption net, and the ultraviolet sterilization lamps are arranged at the lower positions of the inner side of the closestool cover main body. The multifunctional closestool cover has the advantagesthat a toilet seat is regularly cleaned by using the cleaning nozzles, so that the generation of viruses, bacteria and parasites can be reduced; the draft fan, the front filter screen, the activated carbon adsorption net and the dried flower layer are arranged, so that peculiar smell generated by a closestool can be filtered and purified; and the ultraviolet sterilization lamps can sterilize the interior of the closestool, so that people can be prevented from being infected by the bacteria in the using process.

The invention relates to a hidden curtain wall ventilation structure, relates to the technical field of building decoration, and aims to solve the technical problems that a window is not formed in a curtain wall in order to ensure the tidiness and attractiveness of the curtain wall, so that the curtain wall is inconvenient to ventilate, and the ventilation performance of the curtain wall is poor. The structure comprises curtain wall columns poured in a wall body and curtain wall units installed on the curtain wall columns; ventilation openings are formed in the surfaces of the two sides of each curtain wall column, the curtain wall column is provided with a plurality of air flow baffles located in the ventilation openings and in the length direction of the ventilation openings, and two adjacent air flow baffles form an air flow channel; and each air flow baffle is provided with a flow guide face for guiding an air flow into the corresponding curtain wall column, a supporting inner plate is arranged on the side, close to the indoor space, of each curtain wall column, an air inlet is formed in each supporting inner plate, and a sealing assembly is arranged at the position, located at the air inlet, of each curtain wall column. The structure has the effect that the ventilation performance of the curtain wall is improved while the curtain wall is kept tidy and attractive.

The invention discloses a preparing method and application of a Pudilan oral liquid, and belongs to the technical field of traditional Chinese medicine preparation. The oral liquid is prepared by the steps of extracting and concentrating four Chinese herbal medicines of dandelion, isatis root, herba corydalis bungeanae and radix scutellariae to obtain an extract according to a specific process, is made into an oral liquid preparation suitable for taking, effectively covers the drug bad taste, and solves the drug mouthfeeling problem. The extraction method is improved, so the extraction time is shortened greatly; the content of main effective components is increased significantly, the medicine taking dosage is reduced, and the oral liquid has the efficacies of clearing away heat and toxic materials, resisting inflammation, removing swelling and the like, has high content of the effective ingredients, has little taking dosage, and is used for treatment of parotitis, pharyngitis, amygdalitis or furuncle and other diseases. The Pudilan oral liquid is suitable for children to take.

The invention belongs to the technical field of environment protection and in particular relates to a combustion-method flue gas purification device for remediating agricultural soil. Aiming at the problems of an existing combustion-method flue gas purification device that most design structures are relatively simple, purification treatment on flue gas is relatively coarse and the purification effect is relatively common, the invention provides the following scheme; the combustion-method flue gas purification device comprises a base, wherein supporting columns are welded at four corners of a top outer wall of the base; one top plate is arranged on the top outer walls of the four supporting columns; a filtering box and a gas pump are arranged at one side of the top outer wall of the top plate respectively; an input end of the gas pump is connected with the filtering box; a first filtering plate is arranged in the filtering box; a gas inlet hopper is arranged on an outer wall of one side, far away from the gas pump, of the filtering box. According to the combustion-method flue gas purification device, layered plates which are crossed at an equal distance are arranged so that the staying time of combustion flue gas in alkali liquid can be effectively prolonged, the alkali washing effect of an alkali washing box on the combustion flue gas is effectively improved and the combustionflue gas is conveniently subjected to rapid water cooling.

The invention discloses an environment-friendly washing machine device with a primary purifying structure, and relates to the technical field of washing machines. The environment-friendly washing machine device comprises a washing machine shell, a dewatering barrel and a filtering and purifying mechanism. A water containing barrel is mounted in the washing machine shell, and a buffering mechanismis arranged on the inner wall of the water containing barrel. The dewatering barrel is mounted in the water containing barrel, and dewatering holes are formed in the inner wall of the dewatering barrel. A water valve is arranged above the middle of the washing machine shell, and the upper side and the lower side of the water valve are connected with water inlet pipes. A limiting and anti-deviationmechanism is mounted between the water containing barrel and the dewatering barrel. Water circulating mechanisms are mounted on the two sides of the dewatering barrel, and the two sides of the lowerportion of the water containing barrel are connected with drainage pipes. The environment-friendly washing machine device has the advantages that water resources can be repeatedly utilized by arranging the water circulating mechanisms, two sets of symmetric water conveying pipes can draw filtered water in a water tank conveniently for recycling through a water pump and a water drawing pipe, the water consumption is reduced, and environmental protection benefits are improved.

The invention relates to a hydraulic conveying device for hydraulic engineering, with a long service life. The device comprises a water tank, a water inlet pipe, a water pump, a water conveying pipe,a controller, a cleaning pipe, a lifting mechanism, a lifting plate and a filtering mechanism, wherein the filtering mechanism comprises a first motor, a rotating disc, an extruding component, a sponge block, a supporting net, a supporting plate and a plurality of hanging rods; the lifting mechanism comprises a driving component and two lifting component. The device filters impurities in water through the filtering mechanism, and prevents the situation that the impurities enter the water to cause damage to the water pump, thereby prolonging the serve life of the water pump, in addition, when the device is blocked by the sponge, the supporting net and the sponge block are driven through the lifting mechanism to enter the cleaning pipe, the sponge block is driven through the first motor to rotate at high speed, and absorbed impurities are tossed out, so that the device is convenient for the sponge block to continuously filter and purify water flow after moving downward, guaranteeing thesafety of the water pump, and improves the practicability.

The invention provides a portable intelligent breathing machine for newborns. The portable intelligent breathing machine comprises a breathing machine shell, a liquid level visual strip, supporting foot bases, an air outlet connecting tube, a noise reduction portable cover assembly, an operation touch screen, a power switch, an adjusting knob, a gas purification treatment core assembly, a power socket, a memory card clamping groove, a USB interface, a suction ventilator, a humidifier and a connecting guide tube. Under the action of a back leaning piece, a lower bandage, a sub hook-and-loop fastener, an upper cover piece, a hand strap, an upper bandage and a main hook-and-loop fastener, a portable hand lifting device is formed, and the carrying and using convenience of the breathing machineis improved. Under the action of a noise reduction and sound insulation pad, the rear leaning piece and the upper cover piece, diffusion of running noise of electrical equipment of the breathing machine is reduced, and normal sleep and rest of the newborn are guaranteed. Through the arrangement of an activated carbon layer, a PM. filter layer, a glass fiber layer and an HEPA filter layer, air entering the connecting guide tube can be filtered and purified, and therefore it is guaranteed that clean and comfortable air enters the body of the newborn.

The invention discloses a ceiling lamp type indoor air purifier which structurally comprises a ceiling fixing top holder, a connecting rod, an air purifier body, a lampshade, a head lamp and an air purification assembly. The top of the connecting rod is perpendicularly connected with the ceiling fixing top holder. The bottom of the connecting rod is perpendicularly connected to the air purifier body. The air purifier body is connected with the head lamp through the lampshade. Compared with the prior art, the ceiling lamp type indoor air purifier has the beneficial effects that A cold catalystpurification layer, an efficient filter net, an activated carbon filter net, a nano-silver sterilizing filter net, an electrostatic precipitation filter net and a primary filter net are separated fromone another layer by layer, the situation that the layers are stacked and used for a long time, and consequentially, the layers are bonded together is avoided, air purification of each filter purification layer is not affected, in addition, mounting, dismounting, replacing and cleaning are convenient, mounting of the filter purification layers is smooth during mounting and dismounting, clamping stagnation is avoided, the abradability can be greatly reduced, and the service life of the purifier can be prolonged easily.

The invention provides preparation equipment of triazinone herbicide. The equipment comprises a bottom plate, an air compressor, a cooler, a crystal crushing frame structure, a condensation curing tank, a filtering and screening frame structure, a liquid outlet pipe, an atomizing nozzle, an anti-blocking air outlet pipe structure, a waste gas filtering frame structure, a water pump, a liquid conveying pipe, a distillation tank, a heating jacket, a rotating motor, a stirring frame, a feeding pipe and a steam outlet pipe. The air compressor is connected to the right side of the upper portion ofthe bottom plate through bolts. The device has the beneficial effects that through the arrangement of the calcium hypochlorite aqueous solution, the waste gas outlet pipe and the activated carbon filter screen, waste gas enters the inner side of the calcium hypochlorite aqueous solution through the waste gas outlet pipe, is filtered by the calcium hypochlorite aqueous solution, then enters the inner side of the transverse pipe and moves from the left side to the right side in the transverse pipe; the waste gas passes through the activated carbon filter screen, and harmful substances in the airare adsorbed by the activated carbon filter screen, so that the waste gas is filtered and purified, and is prevented from polluting the air environment.

The invention relates to the technical field of natural gas filtering, and provides a natural gas filtering and purifying device which comprises a tank cover part, a tank body part and a filtering assembly, the tank cover part is arranged on the upper portion of the tank body part, the tank body part comprises an outer shell and an inner shell, the inner shell is sleeved with the outer shell, and an interlayer is formed between the outer shell and the inner shell; the interlayer is filled with a molecular sieve, the filter assembly comprises a filter element and a driving part, the filter element is arranged in an inner cavity defined by the inner shell, the driving part is arranged on the lower portion of the tank body part and can drive the filter element to ascend or descend in the axial direction of the tank body part, and a connecting pipe used for communication is arranged between the interlayer and the inner cavity; the filter element is convenient to take out and install, collision between the filter element and the tank body part is avoided when the filter element is taken and placed, the filter element in the inner cavity plays a primary filtering role, the molecular sieve in the interlayer plays a secondary filtering role, and solid particles and trace liquid in natural gas can be rapidly filtered and purified.

The invention relates to the technical field of traffic lights. The invention further discloses a traffic signal lamp with the anti-haze function. The traffic signal lamp comprises a lamp pole fixedlyinstalled on the ground and a water tank. The top of the lamp post is fixedly connected with a cross beam; a lamp body is fixedly mounted on the cross beam; the water tank is close to the lamp post wall; a water pump is fixedly mounted in the lower surface in the water tank; the output end of the water pump is fixedly connected with one end of a water pipe; the other end of the water pipe sequentially penetrates through the top of the water tank and the cross beam; the cross beam is fixedly connected with a rotating pipe through a first sealing bearing in a rotating mode, the other end of therotating pipe fixedly communicates with a spraying pipe, a plurality of evenly-distributed spraying heads are fixedly installed on the upper surface of the spraying pipe, a haze removing barrel of acylinder structure is arranged over the cross beam, and the haze removing barrel is fixedly connected with the upper surface of the cross beam through a supporting base. According to the traffic signal lamp with the anti-haze function, the traffic signal lamp has the good anti-haze function, and therefore traffic jam and accidents are effectively avoided.

The invention discloses a multifunctional chemical device with cooling and stirring functions. The left end and the right end of a placing board are respectively in bolted connection between supporting frames; a raw material putting tank is in bolted connection with the lower-left parts of the supporting frames; first-stage electromagnetic valves are respectively connected to the upper-left part of a stirring device and the upper part of a centrifugal separator; the stirring device comprises a transversely-arranged kettle body and a stirring shaft which is arranged in the kettle body and transversely arranged; a feeding opening is formed in the upper end of the kettle body; a discharge opening is formed in the lower end of the kettle body; a cooling device is arranged below a discharging pipe; a liquid draining control pipe is arranged at the bottom of a reaction kettle; a temperature control device is connected with a motor driving system; a hollow jacket structure which can accommodate cooling water is arranged between an outer kettle body and an inner kettle body of the reaction kettle. The multifunctional chemical device disclosed by the invention has the advantages of simple structure, reasonable design, long service life and capability of realizing continuous production; the recycling of the cooling water is realized in the cooling process of the reaction kettle.

The invention discloses an ecological floating island for the restoration and treatment of black and odorous water bodies, which includes a floating seat, a mesh cylinder seat, a floating ball, a balance frame, a steel wire rope and fixed rivets, the bottom of the purification seat is welded with a mesh cylinder seat, and A floating seat is fixed on the outer wall of the clean seat at the junction of the clean seat and the net-shaped cylinder seat, and one end of the drive motor shaft is installed inside the raised top of the clean seat and extends to the bottom of the net-shaped cylinder seat and a turret is installed. A balance frame is installed at the bottom of the turret, a steel wire rope is connected to the center of the bottom of the balance frame, and a fixed rivet is fixed at one end of the steel wire rope. The present invention can effectively adjust the black and odorous water body through the rhizome of aquatic plants by installing the floating seat, the purification seat, the floating ball and the ecological planting tank, and can effectively collect the floating matter on the surface of the water body through the floating island to increase the area of ​​the purified water area and solve the problem of Traditional sewage purification devices have problems such as single purification function, small purification area, long treatment time, slow purification rate, and high maintenance cost.

The invention provides an environment-friendly green plant floor tile capable of purifying sewer. The floor tile comprises a tile body with an opening in the upper end, side plates are correspondinglyand fixedly connected to the interiors of the two sides of the tile body, and a mounting table is fixedly connected to the interior of the upper end of the tile body. The tile body with the opening in the upper end is placed at the opening in the upper end of the sewer, and the side plate with second-stage water seepage holes and a planting pot with third-stage water seepage holes are arranged inthe tile body, so that accumulated water on the ground filtered by sponge can provide an irrigation effect for green plants, and purification and utilization of wastewater are realized; drain holes and the second-level drain holes are formed in a tempered glass cover and a mounting table respectively, and third-level drain holes and fourth-level drain holes are formed in the planting pot and thetile body respectively, so that enough carbon dioxide is provided for green plants; meanwhile, the toughened glass cover with light transmission performance and the mounting table are arranged in thetile body, so that a large amount of carbon dioxide gas in the sewer can be consumed by green plants with embellishment and beautification effects in the photosynthesis process, and clean oxygen is generated.

The invention discloses an eco-friendly domestic sewage purification device. The device comprises a purification tank, a collection box, a water storage tank, a linkage block and a second connecting rod. The left side of the purification tank is equipped with a motor. A horizontal axis is connected to the motor. The second connecting rod is located above the first connecting rod. The second connecting rod is connected to the purification tank through a connecting block. The right side of the second connecting rod is provided with a second bevel gear. The second connecting rod is connected to afirst bevel gear through the second bevel gear. A crushing knife has a spiral structure. The crushing knife and a spiral blade are staggered on the inner side of the crushing cylinder so that the horizontal axis can conveniently drive the spiral blade to rotate in the inner side of the crushing cylinder and the rotating spiral blade fits to the crushing knife and crushes the garbage in the waterand thus the bulky garbage is prevented from getting stuck in the purification device in the sewage purification process.

The invention discloses an industrial wastewater self-monitoring system and method. The system comprises a water tank, the side surface of the water tank is provided with an equipment box, the equipment box is internally provided with a control module, the side surface of the water tank is provided with a chemical box, the chemical box is internally provided with a purification module, and the purification module is electrically connected with a controller. A water quality detector is installed on the inner wall of the water tank, the water quality detector is electrically connected with the control module, the control module is in control connection with a stirring module, the control module is electrically connected with a database, and the database is in transmission connection with the water quality detector. Through filtering and purifying sewage in the invention, sewage is prevented from generating peculiar smell and breeding microbial bacteria due to long-time storage when the sewage is purified after being accumulated together, the water quality is further optimized, and the influence of pollutants in the sewage on the surrounding environment is reduced.

The invention relates to a synthesis and preparation method for a solar cell diffusion barrier isolation layer. The method includes the steps of: adding tetracarbalkoxy orthosilicate and / or alkoxy silane, water and an organic solvent to a round-bottom flask, and mixing uniformly; adding a solid catalyst to a mixed reactant, the amount of the solid catalyst accounting for 1 to 20% of the mixed reactant, and stirring uniformly; heating the mixed reactant to 30 to 150 DEG C, and reacting for 2 to 20 hours; after a reaction is finished, filtering and removing the solid catalyst, then performing rotary evaporation to remove the organic solvent, thereby obtaining a barrier isolation layer product; and preparing the barrier isolation layer product into a film coating solution, and then coating the film coating solution to a dopant film surface. The synthesis and preparation method provided by the invention simplifies process steps, solves the problem of crossed doping of a film coating type boron phosphor dopant in a conventional diffusion technology, does not need mask protection and a subsequent complicated removing process, reduces cost, and improves reliability of a solar cell.

The invention discloses a spindle type filtering waterwheel, relates to the technical field of water taking appliances, and provides the following scheme aiming at the problems that an existing water taking structure cannot conveniently filter and purify water quality and cannot be conveniently transported. The spindle type filtering waterwheel comprises a barrel body, two guide grooves are formed in the outer ring of the barrel body, and movable rings movably sleeve the outer parts of the guide grooves; a movable ring is arranged in the barrel body, a push-pull mechanism is fixedly connected to the outer ring of the movable ring, a plurality of supporting rods are arranged at the bottom of the barrel body in an array mode, a bottom plate is fixedly connected to the bottom ends of the supporting rods, a sealing mechanism is arranged at the side, close to the bottom plate, of the interior of the barrel body, two filtering barrels are fixedly connected to the interior of the barrel body, and filtering elements are arranged in the filtering barrels. A user can conveniently stand ashore to take water, contact with epidemic water is avoided, the health of the user is facilitated, the filter element is separated from a water body after water taking, reinfection is avoided, the user can conveniently and rapidly transport the water after water taking, and the labor cost and time for water transportation are reduced.