30results about How to "Guaranteed filtration and purification effect" patented technology

The invention discloses a high-purity high-homogenization casting method of magnesium alloy and magnesium-lithium alloy. The method comprises the following steps: (1) putting fully preheated magnesiumingots into a smelting crucible, and protecting the melt by adopting vacuum and inert gas; (2) performing electrifying to melt the magnesium ingots, adding alloying raw materials, keeping argon gas introduction in the feeding process, and adjusting the argon gas pressure to 1*10<5>Pa; (3) pushing the melt to carry out underflow type transfer injection by utilizing potential energy difference andgas pressure difference; and (4) carrying out homogenization solidification and waste heat homogenization on the melt. The invention realizes high-efficiency and continuous casting production of magnesium-lithium alloy ingot blanks and the casting. The reinjection process becomes simple and efficient by undercurrent reinjection. Through capturing of the valley bottom of a U-shaped solid-liquid interface in real time, the solid phase region at the lower part of the valley bottom of the solid-liquid interface starts to be homogenized at a constant temperature when the temperature of a core partis close to the solidus temperature, so that solidification shrinkage is reduced, and the cracking risk of a large ingot is greatly reduced.

The invention discloses a floating type automatic cruise ecological water quality purification device. The device comprises a floating plate, buoys are arranged at the two longitudinal ends of the bottom of the floating plate, a sealing cover is arranged at one end of each buoy, a first driving motor is arranged at the transverse end of the upper portion of the floating plate, a second driving motor is arranged at the other end of the upper portion of the floating plate, the first driving motor is provided with a propeller through the floating plate, the second driving motor is provided with a steering rudder through the floating plate, a storage battery is arranged at the position, located at the longitudinal end of the second driving motor, of the top of the floating plate, and a control device is arranged at the other end of the second driving motor. The device has the beneficial effects that: obstacles can be avoided more effectively and accurately, and the use safety is improved; and two modes of flushing and scraping are combined to clean the filter plate, so that the filter plate can keep a good and stable filtering effect on water quality, and the device can stably filter and purify the water quality for a long time.

The invention discloses a preparation mold and a preparation method of a special filler for a constructed wetland. The filler comprises the following components in percentage by weight: 10-15% of dry sludge, 15-30% of clay, 5-20% of straw, 30-60% of ceramsite and 3-10% of a foaming agent. The straw is cut into shreds, the diameter of the section of the straw shreds is 1-5 mm, the clay is one of common clay, mixed soil of red mud and common clay or mixed soil of common clay and cement, the phosphorus adsorption efficiency is high, the maximum adsorption capacity of the common fly ash is that 1 kg of fly ash absorbs 2-5 g of phosphorus, and 1 kg of special filler for the constructed wetland contains about 30-90 g of phosphorus, which is 15 times or more than that that of the common fly ash; the straw filament mixed clay and the cement are adopted to increase the overall structural strength, the cement structure is adopted to support, but is not mainly the cement, such that the overall weight can be reduced, the mixed straw filament is adopted to increase the structural toughness and the structural strength, and the damage rate is reduced; by means of the arrangement of the degradable film, the filler can be degraded through the degradable film after being put into use.

The invention discloses dust removal equipment with high efficiency and a strong purification effect. The dust removal equipment comprises a housing, a control device and a gas collection chamber; a rotating mechanism is arranged in the housing, the rotating mechanism is composed of an inner rotating mechanism and an outer rotating mechanism, an external gas chamber is formed between the outer rotating mechanism and the housing, an internal gas chamber is formed between the outer rotating mechanism and the inner rotating mechanism, gas introduction plates, rotating wheels and partition platesare arranged at the bottom of the external gas chamber, a first filter mechanism is arranged on a bottom isolation wall between the external gas chamber and the internal gas chamber, and a second filter mechanism is further arranged at the top of the housing. The dust removal equipment is high in dust removal efficiency and good in purification effect, is stable in use quality and has great marketcompetitiveness.

The invention aims to provide an industrial air filtering system. The industrial air filtering system comprises an air sucking device, an air sucking pipe, a first air inlet pipe, an air inlet pipe valve, an activated carbon filtering box, an activated carbon filtering rod, a connection locking component, a water storage tank, a steam generator, a first connecting pipe, an effluent control valve,a steam inlet pipe, a second connecting pipe, a filtering box, a medium efficiency filter, a noise-reducing plate, a high-efficiency filter, an air guide connecting pipe, a second air inlet pipe, a steam-water mixing box, a damping plate, a water spraying pipe, a water spraying hole, a water tank, an air storage box, a water spraying pump, a first air outlet pipe, a first air outlet control valve,a PP cotton filtering mechanism, a membrane filtering mechanism, a second air outlet pipe, a pressure detector, a second air outlet control valve, an exhaust fan and a second-level air filter. The air sucking device is installed at the lower end of the air sucking pipe. The industrial air filtering system is capable of, through installing the noise reducing plate, performing multiple times of noise reduction treatment, thereby achieving the noise reducing effect, and reducing pollution of a noise to an environment.

The invention discloses dust removing equipment for realizing recycling treatment easily. The dust removing equipment comprises a shell, a control device and an air collecting room, a rotating mechanism is arranged in the shell and composed of an inner rotating mechanism body and an outer rotating mechanism body, an external air cavity room is formed between the outer rotating mechanism body and the shell, an internal air cavity room is formed between the outer rotating mechanism body and the inner rotating mechanism body, an air guiding plate, rotating wheels and isolating plates are arrangedat the bottom of the external air cavity room, a first filtering mechanism is arranged on a bottom isolating wall between the external air cavity room and the internal air cavity room, and a second filtering mechanism is further arranged at the top of the shell. The dust removing equipment guarantees the effect of air filtering and purifying, realizes the aim of recycling removed dust, and further optimizes technology treatment, the application range of the dust removing equipment is enlarged, and the market competitiveness of the dust removing equipment is improved.

The invention discloses a return air purification system of a ship air conditioner, which comprises a central air conditioner, an air purification device, a return fan, a return air cavity and a return air inlet, the return air cavity is a sealed cavity formed between an inner ceiling of a cabin and a ship deck, and the return air inlet communicated with the inner space of the cabin is formed in the inner ceiling of the cabin, the air return cavity is communicated with an air inlet of the air return fan through a first air return pipe, an air outlet of the air return fan is communicated with an air return opening of the central air conditioner through a second air return pipe, a silencer is connected to the position, close to the air return cavity, of the first air return pipe, and an air purification device is connected to the second air return pipe. Air in the cabin can be effectively filtered and sterilized, high-quality and efficient clean air is provided for the cabin, and meanwhile noise of a ship air conditioner can be lowered.

The invention discloses flue gas treatment equipment for rubber processing. The equipment structurally comprises a case, a flue gas inlet, a first flue gas inlet pipeline, a second flue gas inlet pipeline, an air guide pipe, a dust remover, a processor, a purifier, a dosing device and a replacement device. When the equipment is used after the improvement, flue gas is guided into a treatment cavity; talcum powder is equivalently and uniformly conveyed into the treatment cavity through chemical discharging through holes via a chemical conveying hopper; stirring is conducted through stirring rods, so polycyclic aromatic hydrocarbon in gas is adsorbed by the talcum powder; the polycyclic aromatic hydrocarbon and other toxic gas are degraded in an ultraviolet light catalysis mode, so the quality of air breathed by people is guaranteed. After flue gas purification treatment, a clamping plate is pulled, a movable block brings out a filter screen through a telescopic spring; and when the filter screen is moved to a fixed use position, a guide block is fixed to the adjusted position through two fixing elements, so the springback phenomenon of the filter screen during replacement is prevented, the replacement safety and operation efficiency of the filter screen are improved, and the filtering effect of the filter screen is guaranteed.

The invention discloses an intelligent flue gas purification device for environmental protection, which relates to the field of flue gas purification. Aiming at the fact that the existing flue gas contains a large amount of mist oil, an oil film will be formed in a short time when passing through the filter element, resulting in The problem that the filter element loses its filtering and purification effect is now proposed as follows, including the device housing, flue gas inlet, purification outlet, activated carbon filter element, and induced draft fan, the motor output shaft of the induced draft fan is equipped with a conical heart gear A transmission mechanism is installed on one side of the conical heart gear in the housing of the device; the inner wall of the housing of the device rotates along its length direction and is equipped with a transmission rod two, and the transmission rod two is arranged near one end of the induced draft fan There are regulatory agencies. The cutting device of the present invention moves along the radial direction of the activated carbon filter element while rotating, thereby cutting the surface of the entire activated carbon filter element, cutting off the thin layer forming the oil film, ensuring its filtering and purification effect, and meanwhile the activated carbon filter element is fully utilized.

The invention discloses a stilling grid, a cleaning method thereof and biological filtration equipment. The stilling grid is mounted in a filter tank of the biological filtration equipment, and the biological filtration equipment further comprises a row of filter heads mounted in the filter tank and a water washing pipeline. The stilling grid comprises a grid structure which is used for intercepting a filter material in a filter tank, and further comprises a buoy, at least one air pipe corresponding to the buoy, and at least one air valve corresponding to the at least one air pipe. The grid structure is slidably installed relative to the liquid level in the filter tank, and height adjustment is achieved through driving of the buoy. The buoy is provided with at least one air inlet hole and at least one air outlet hole. One end of each air pipe communicates with the buoy through the air inlet hole. The air valve is used for controlling on-off of the corresponding air pipe. The stilling grid provided by the invention realizes height adjustment by using an air source during backwashing of the filter tank, is low in energy consumption, can intercept a filter material to reduce the loss rate of the filter material, and can discharge foam to improve the water quality.

The invention relates to a domestic air compression and filtration purifier. The domestic air compression and filtration purifier comprises a purifier shell, a first air inlet is formed in the lower portion of the purifier shell, an exhaust pipe is arranged at the upper end and is provided with a first exhaust opening, an air compressor is arranged at the bottom end of the interior of the purifiershell, and the first air inlet is communicated with an air inlet of the air compressor; a plurality of filter drums are arranged in the purifier shell, each filter drum comprises a columnar shell andan activated carbon rod, sealing rings are arranged between the upper and lower ends of each activated carbon rod and the corresponding columnar shell, a second air inlet is formed in the vertical side wall of each columnar shell, and a second exhaust opening is formed in the top wall; and an air outlet of the air compressor is communicated with the second air inlet of each filter drum, and the second exhaust opening of each filter drum is communicated with the exhaust pipe. By means of the above structure, the air filtering and purifying effect can be effectively improved and guaranteed, andthe self using performance is greatly improved.

The invention discloses a purification device applied to floor wastewater treatment and belongs to the field of floor wastewater purification devices. The purification device applied to the floor wastewater treatment comprises a wastewater collection pipe and a pure water main pipe, wherein the wastewater collection pipe is connected with a flow meter; the pure water main pipe penetrates through an upper-floor house and a lower-floor house; the upper end of the wastewater collection pipe is located in the upper-floor house. According to the purification device disclosed by the invention, impurities in wastewater can be primarily removed by utilizing a purification pipe through a filter screen filtering layer and an active carbon adsorption layer; meanwhile, a filtered water flow further permeates a circular truncated cone type RO (Reverse Osmosis) membrane; a hollow fiber membrane is used for removing bacteria and the water flow is clarified, so that the wastewater is purified and the purified wastewater is discharged into the pure water main pipe; meanwhile, quantitative pure water is stored from the pure water main pipe through a water storage tank; the filter screen filtering layer and the active carbon adsorption layer, which are overturned, are subjected to backwashing by utilizing pure water and the circular truncated cone type RO membrane and the hollow fiber membrane are washed, so that pollution to a sewer is effectively avoided and the environment is protected.

The invention discloses an air purifier which comprises a purifier body and a barrel-shaped filter element, wherein the purifier body is provided with an air purification cavity for containing the filter element; furthermore, the air purifier further comprises a filter element mounting and fixing device which is arranged in the air purification cavity and is used for mounting and fixing the filter element; the filter element mounting and fixing device consists of a lifting disk fixing frame, a lifting disk, a knob and a base which are connected in sequence from top to bottom; a hole from which the lifting disk extends out is formed in the lifting disk fixing frame; the knob is arranged on the base in a rotatable manner; the upper end of the knob supports the lifting disk and drives the lifting disk to do reciprocating movement in the direction perpendicular to the base; and therefore, the filter element is easy to dismount and mount; meanwhile, damage to the filter element filter element dismounting and mounting processes can be avoided; the filter purification effect is guaranteed.

The invention discloses a floor-standing air mechanical filter for a textile workshop, which includes an air inlet device, a purification device and an air outlet device. The air inlet device includes an air inlet device and a rotator. The air duct is connected to the lower part of the wind device, the rotator includes a connecting mechanism, a rotator and a sleeve, the lower part of the rotator is connected to the connecting mechanism, the purification device includes a casing, a water filter chamber, a drying chamber and a solid filter chamber, and the inside of the casing A mounting plate is installed, and the mounting plate divides the shell into an equipment area and an accessory area. The equipment area is located above the mounting plate, and the accessory area is located below the mounting plate. The water filter chamber, drying chamber and solid-state filter chamber are all installed on the mounting plate; The combination of three filtering methods can greatly enhance the purification effect of the air. The device can be adapted to various places, is easy to install and use, and has low processing cost.

A novel environment-friendly air filter for new energy vehicles, comprising a frame device, a first filter device housed in the frame device, an electric cylinder device arranged on the frame device, a cleaning device, and housed in the frame device The second filter device in the frame device, the scraper device arranged on the frame device, the third filter device located on the right side of the second filter device, the filter device arranged on the right side of the frame device An air suction device, an adsorption device located below the third filtering device. The present invention can realize sufficient and effective filtering treatment for the air in the new energy vehicle, and the purification and filtering effect is remarkable; at the same time, it can actively clean the first filter frame, the second filter net, and the third filter net so as to prevent them from filtering The holes are blocked; and the first filter screen can be driven to move left and right, so that the sponge plate can clean the first filter screen and remove impurities on the left surface.

The invention discloses a high-efficiency dust removing device which comprises a casing, a control device and an air collecting chamber. The casing is internally provided with an outer rotating mechanism, an external air cavity is formed between the outer rotating mechanism and the casing, an internal air cavity is formed in the outer rotating mechanism, and the bottom of the external air cavity is provided with an air guiding plate, a rotating wheel and a separating plate, a bottom partition wall between the external air cavity and the internal air cavity is provided with a first filtering mechanism, a conical plate is arranged in the internal air cavity, and the top of the casing is also provided with a second filtering mechanism. The high-efficiency dust removing device achieves the purpose of dust removal and reuse treatment under the condition of ensuring the effect of air filtration and purification and acheves further optimization of process treatment, the application range of the device is widened, the market competitiveness of the dust removing device is improved, and the high-efficiency dust removing device has a great popularization and application value.