68results about How to "Play a purifying effect" patented technology

The invention discloses a simple and convenient chemical industry method for extracting and recovering cobalt from a waste neodymium-iron-boron magnetic material. The method comprises the steps of material oxidation, optimal dissolution leaching, extraction iron removal, extraction cobalt collection, cobalt recovery and compound preparation. The method disclosed by the invention combines a domestic rare earth recovery process which is generally adopted in the current neodymium-iron-boron waste material comprehensive utilization industry in China, and uses the characteristic that an amine extractant does not react with rare earth ions, and iron ions and cobalt ions are separated from a leachate by using the amine extractant before extraction of rare earth according to a 'less extraction and more residues' manner, so that the aim of recovering cobalt is achieved. On the basis of the technical scheme of the invention, the extraction iron removal and extraction cobalt collection adopt a consistent extraction system, the flow joint is reasonable, the process is simple, and the operation in the production process is convenient.

The invention discloses a low-cost 63% IACS high-conductivity duralumin conductor and a manufacturing method thereof. The method comprises the steps that firstly, electrician aluminum is smelted, wherein a 99.90% high-purity aluminum ingot is selected; secondly, rare earth treatment and boronizing treatment are conducted on molten aluminum, all elements in the molten aluminum comprise, by mass percent, smaller than or equal to 0.03 wt% of Si, smaller than or equal to 0.06 wt% of Fe, smaller than or equal to 0.005 wt% of (Cr+V+Mn+Ti), 0.01 wt%-0.03 wt% of B, 0.01 wt%-0.03 wt% of rare earth and larger than or equal to 99.88 wt% of Al, and the rare earth includes La, Y and Er; thirdly, the molten aluminum in the second step is continuously cast and rolled, an aluminum rod is produced, the aluminum rod with the diameter phi of 7.5 mm is extruded through an aluminum extruder, and aluminum wires of various shapes and specifications are formed through cold drawing and drawing; and fourthly, the aluminum wires are stranded to form the aluminum conductor according to the design requirement, wherein the tensile strength of the aluminum conductor is larger than or equal to 168 MPa, and the conductor resistance rate is smaller than or equal to 0.027350 omega.mm<2>/m at the temperature of 20 DEG C. The duralumin conductor has excellent electric conduction performance, the cost of the conductor is reduced by 15%-25%, and the economic efficiency of a circuit is further improved.

The invention discloses a percolation and purification structure of a flower bed. The percolation and purification structure is formed by an exterior wall (1), an insulation layer (2), a protection layer (3), a rain water pipe (4), a flower pond (5), pebbles (6), a soil layer (7), a percolation device (8), a drain pipe (9), a waterproof layer (10) and sealant (11). By adopting the structure, rain water is purified after being processed through a roof drainage system and a sewage interception filter net, and therefore the content of pollutants in the rain water is lowered. Besides, the percolation and purification structure is simple, economical and applicable.

The invention relates to a technology for conditioning a lakeside matrix through biochar and dry reed stems conditioning to strengthen nitrogen and phosphorus removal. The dry mass percent of the charcoal, the dry reed high-temperature cracking stems and the lakeside matrix is (1-5):(0.5-2):(93-98.5). The dry reed stems are subjected to high-temperature cracking to prepare the charcoal, then the charcoal and the dry reed stems are mixed into the lakeside matrix, vascular bundle type aquatic plants are planted on the mixed matrix, and effective removal of lakeside nitrogen and phosphorus is achieved through the synergistic effect of the three. The raw materials, namely the dry reed stems, adopted in the method are cheap and easy to obtain, the technical operation is simple and feasible, andthe technology has the advantages of being low in investment cost, low in energy consumption and the like.

The invention discloses an ecological air conditioner, and aims at solving the shortage of low plant purification capability of an existing air conditioner. The ecological air conditioner comprises an upper housing, a plant area, a light supplementing device for supplementing light to the plant area, a control system, an air device for ventilating the plant area, a water cycling device for irrigating the plant area, and a lower housing, wherein the light supplementing device, the air device and the water cycling device are controlled through the control system; the control system comprises a CPU through which the control system can control the light supplementing device, the air device and the water cycling device. According to the ecological air conditioner, the control system is utilized to comprehensively control the light supplementing device, the air device and the water cycling device, so that the growth of plants can be effectively controlled, and the purification capability of the plants can be played to the maximum.

The invention relates to the technical field of asphalt processing, and discloses an asphalt stirring flue gas purification device. The asphalt stirring flue gas purification device comprises a bottomplate, the upper surface of the bottom plate is fixedly connected with a stirring tank, a left side wall of the stirring tank is fixedly connected with a stirring motor, an electric heating plate isfixedly connected between the inner left wall and the inner right wall of the stirring tank, the output end of the stirring motor is fixedly connected with a rotating shaft, and the outer surface of the rotating shaft is fixedly connected with a set of stirring shafts, the stirring shafts are evenly distributed on an outer surface of the rotating shaft, and the upper surface of the bottom plate isfixedly connected with an air pump. The asphalt stirring flue gas purification device solves the problem that the flue gas generated during an asphalt processing process has a great influence on theenvironment, and the flue gas is easily inhaled into the lungs by the operator, flue gas not only has bad smell, but also contains the polycyclic aromatic hydrocarbon carcinogens and some hydrocarbonparticles in the benzene series, and forms a threat to the environment and the physical and mental health of people.

The invention discloses a comprehensive maintenance device for an electric power line. The device comprises a conveyor dolly, wherein the conveyor dolly is provided with a suspension mechanism used for suspending a to-be-maintained device, a maintenance platform used for maintaining the to-be-maintained device, a de-icing mechanism used for clearing ice on the to-be-maintained device and a dryingmechanism used for drying the de-iced to-be-maintained device, wherein the de-icing mechanism comprises a liquid storage tank and a liquid pump arranged on the conveyor dolly, the liquid storage tankis internally stored with liquid de-icing agent, a water pumping port of the liquid pump is communicated with the liquid de-icing agent in the liquid storage tank through a water inlet pipeline, a water outlet of the liquid pump is communicated with a spraying gun through a water outlet pipeline, the conveyor dolly is provided with a vertical rod, and an upper portion of the vertical rod is provided with a suspension ring for suspending the spraying gun. The device is advantaged in that on one hand, de-icing and maintenance operation can be performed after dismounting devices on the electric power line, on the other hand, the used de-icing agent has advantages of low freezing point, fast de-icing rate in a short time, remarkable de-icing effect and little damage to carbon steels and plants.

The invention discloses a rainwater treatment system. Rainwater is purified multiple times by setting a purification room and setting a multi-layer purification screen in the purification room, by setting an operation room, an operator can easily replace or clean a blocked screen in the operation room, a buffer tank is arranged so that the pressure of a storage tank can be reduced and the rainwater can be prevented from overflowing in the storage tank, the buffer tank can be used for realizing the reuse of the rainwater with different purification degrees, an anti-floating device is arranged to prevent residual debris from floating and being discharged from a water suction pipe along with the rainwater, the rainwater and the residual debris are isolated, and the purification effect is further achieved.

The invention relates to the technical field of display screens, and discloses a display screen having an air purification function. The display screen comprises a screen body and an air purifying structure arranged on the screen body, wherein the air purifying structure is provided with air inlets and air outlets, and comprises pre-filters for filtering large particles in air, a plurality of electrode bars for adsorbing small particles in the air and a composite filtering layer for adsorbing peculiar smell in the air; the pre-filters, the electrode bars and the composite filtering layer are sequentially arranged along the flowing direction of the air from the air inlets to the air outlets; and a fan is arranged at each air outlet. According to the display screen disclosed by the invention, in the purifying process that the air enters the air purifying structure through the air inlet, the effect of purifying the air can be achieved; and besides, heat quantity generated by the display screen can be taken away; the display screen having the air purification function can achieve the heat dissipation effect on the screen body while purifying air, so that the problems that the heat dissipation of the display screen is not in time, and the quality of the air on the periphery of the display screen is poor are solved.

The invention discloses a reagent suitable for industrial sewage treatment. The reagent is prepared from the following components in parts by weight: 80-120 parts of sludge, 10-15 parts of aluminum sulfate, 5-10 parts of polyacrylamide, 10-20 parts of ferric chloride, 10-20 parts of sodium carbonate, 15-20 parts of EDTA and 20-30 parts of activated carbon, wherein the sludge comes from the bottomof a pond. The sludge can remove organic matter in sewage, and the polyacrylamide and the EDTA can conduct complex-precipitation on metal ions in the sewage so as to reduce the content of the metal ions in the sewage, the aluminum sulfate and the ferric chloride have a purification effect, and the activated carbon can adsorb odor and small particle impurities. Therefore, the reagent is completelysuitable for industrial sewage treatment.

The invention provides an insulator surface online monitoring device, and relates to the technical field of power transmission line cleaning equipment. The insulator surface online monitoring device comprises a movable carrier, a storage bin arranged on the movable carrier, a suspension mechanism arranged on the storage bin, a spraying mechanism arranged on the movable carrier, a monitoring mechanism arranged on the movable carrier and used for monitoring insulators, and a control mechanism arranged on the movable carrier and used for controlling the movable carrier, the suspension mechanism,the monitoring mechanism and the spraying mechanism. The surfaces of the insulators can be monitored one by one in a power transmission line inspection mode in cold weather, and the surfaces of the insulators can be cleaned and monitored while ice melting is carried out on a line; and in addition, an ice melting agent suitable for an ice melting device is provided, has low freezing point, and is high in ice melting speed within a short time, remarkable in ice melting effect and small in damage to carbon steel and plants.

The invention provides a hydrolysis waste acid recycling device, and relates to the technical field of chemical equipment, the hydrolysis waste acid recycling device comprises a tank body, the top end of the tank body is communicated with a feeding hopper, the surface of the feeding hopper is fixedly provided with a convex block, the inner side of the convex block is rotatably connected with a rotating rod, the surface of the rotating rod is fixedly provided with a bending block, and the surface of the bending block is fixedly provided with a cover plate; and a stop block is fixedly mounted at one end of the rotating rod. Waste acid and calcium carbonate can be conveniently injected into the tank body through the arranged feeding hopper, meanwhile, the arranged cover plate can shield the feeding hopper, so that dirt and dust are prevented from being attached to the inner wall of the feeding hopper, waste acid and calcium carbonate are prevented from being polluted, and the treatment effect is prevented from being affected; the effect of crushing waste acid and calcium carbonate can be achieved through the arranged blades, meanwhile, the stirring rod can synchronously drive the arc-shaped blades to rotate, and the stirring effect can be further improved through the arc-shaped blades.

The invention discloses a medicament for removing fluoride in sewage, a preparation method of the medicament and a sewage treatment method, and belongs to the technical field of sewage treatment. Themedicament is prepared from the following components in percentage by mass: 25-35% of glucose, 4-6% of a flocculant, 1-2% of inorganic acid, 8-10% of metal carbonate, and 47-62% of water. The medicament is liquid, operation is convenient, the mud generation amount is less, and the cost is low. The fluoride removal efficiency is high, after treatment, the fluorine content can be decreased to 1.5 mg/L or below, the obvious effect is achieved in a plurality of local sewage treatment plants, and the medicament is suitable for the various types of sewage treatment plants.

The invention discloses a gearbox for a ship. A box body of the gearbox comprises the following components: C, Si, Mn, Fe, Mg, Zn, Mn, Cr, Ti, Ni, Nb, V, Cu, P, S, rare earth and the balance Al. The gearbox disclosed by the invention is high in strength and hardness, is good in wear resistance, corrosion resistance and oxidization resistance, and is high in yield strength and tensile strength; and a processing method for the gearbox is simple, is low in cost and is good in formability.

The present invention relates to a moving bed biofilm reactor, which comprises a water pump and an MBBR reactor, and is characterized in that the gas pump of the reactor is connected to aeration devices, the aeration devices are respectively arranged on the middle portion and the bottom portion of the reactor, the water outlet of the reactor is connected to a precipitation pool through a pipeline, the precipitation pool is respectively connected to an anaerobic pool and an aerobic pool through the water pump, the aeration devices are respectively arranged in the anaerobic pool and the aerobic pool, and the water overflow port of the aerobic pool directly discharges out the treated water. According to the present invention, the MBBR has good impact resistance, the removal rate is stabilized at more than 90% when the volume load of CODcr is 1-3 kg.(m<3>.d)<-1>, and the CODcr removal rate is more than 70% when the volume load achieves 6 kg.(m<3>.d)<-1>; and the water of the precipitation pool is subjected to the nitrification and denitrification reaction of the aerobic pool, such that the nitrogen in the sewage can be effectively removed, and the purification effect can be provided.

The invention relates to the technical field of living article placement cabinets, and discloses an intelligent household living article placement cabinet which comprises a placement cabinet body, a placement opening is formed in the front face of the placement cabinet body, control panels are fixedly connected to the left end and the right end of the top side wall of an inner cavity of the placement cabinet body, and fixing plates are fixedly connected to the lower surfaces of the control panels. The outer surface of the fixing plate is fixedly connected with the side wall of an inner cavityof the containing cabinet, and auxiliary holes are formed in the left-end middle portion and the right-end middle portion of the fixing plate. According to the article placement cabinet for smart homelife, through the cooperation of the fixing plate, the control plate, the limiting plate, limiting holes, a working plate, a working groove, an iron plate, a magnetic plate, a second handle, a sliding block and a sliding groove, the height of a moving shaft can be adjusted, and the space utilization rate of the device is increased; and through the cooperation of the storage pipe, the storage groove, the baffle, the clamping cap, the threaded rod and the control handle, peculiar smells of objects placed in the placement cabinet can be treated.

The invention discloses a water purifier capable of conveniently cleaning a filter element, which comprises an evaporation tank, a condensation tank, and a purification tank, the evaporation tank is arranged at one side of the condensation tank, the purification tank is arranged on the bottom of the condensation tank, a tank cover is arranged on the top of the evaporation tank, four check blocks are respectively arranged around on the internal wall of the evaporation tank, the tops of the check blocks are connected to the bottom of a filter screen, a threaded rod is fixedly arranged at the center of the top of the filter screen, an electric heating wire is arranged on the bottom in the evaporation tank, and one side of the top of the evaporation tank is communicated with one end of a condensation pipe. According to the invention, by arranging a first purification layer, a second purification layer and a third purification layer, condensed water can be conveniently filtered by the multiple layers, and the effect of final purification is achieved; the first purification layer, the second purification layer and the third purification layer can be easily taken out, and thereby the first purification layer, the second purification layer and the third purification layer can be conveniently cleaned or replaced; and by means of the arranged condensation tank, evaporated water in the evaporation tank can get into the condensation tank from the condensation pipe.