68results about How to "Extend the purification time" patented technology

The invention discloses a method for purifying aquatic water by using microbes and plants in combination, which is characterized by comprising the following steps: (1), screening at least two kinds of avirulent microbes capable of denitrifying efficiently from the aquatic water or aquatic sludge by using an ammoxidation culture medium or a denitrification culture medium, mixing the two kinds of avirulent microbes, immobilizing the obtained microbial colonies on a carrier to complete the immobilization of the microbial colonies; (2) building a plant filter pond communicated with an aquatic pond, planting edible vegetables or forage grasses in the plant filter pond, filling the immobilizing carrier on which the microbial colonies are immobilized in a plastic mesh bag and putting the plastic mesh bag at the root of plants; and (3) building a closed circulation aquatic system and driving aquatic water circulation. The method has the advantages of overcoming the drawbacks of easy death and loss of floating microbes, low activity and low degradation efficiency, improving the purification efficiency and reducing the purification time of the aquatic water by using the synergistic effect between the plants and the microbes, and saving water source.

The invention discloses an odor removing and air refreshing composition, which is prepared from the following raw materials by weight: 5-15 parts of pomegranate peel, 5-15 parts of orange peel, 50-75 parts of aloe, 20-45 parts of black tea, 15-30 part of mint, 5-25 parts of pogostemon cablin, 15-30 parts of Lonicera japonica, 10-30 parts of atractylodes lancea, 5-25 parts of phellodendron, and 5-15 parts of Gardenia jasminoides Ellis. The composition provided by the invention adopts high safety and non-toxic raw materials, effectively inhibits and kills the harmful bacteria in indoor air, quickly removes irritating odor and eliminates formaldehyde, not only can eradicate secondary pollution completely, but also has the effects of aroma resuscitation, consciousness restoring, heart nourishing and mental-tranquilization. The preparation method of the composition provided by the invention is simple and is easy to operate.

The invention discloses an indoor air purifier. The indoor air purifier comprises an air pump, an air guide pipe and a square water storage tank body and is characterized in that an atomization device is arranged between the air pump and one end of the air guide pipe; an air inlet is formed in the lower end of the water storage tank body; the other end of the air guide pipe is connected with the air inlet; an air supply pipe is arranged in the lower end of the water storage tank body and is fixedly connected to the air inlet; a plurality of first air holes are formed in the air supply pipe; at least two air partition plates which are fixedly arranged at the upper part and the lower part are arranged in the water storage tank body; the air partition plates are obliquely arranged; a semi-cylindrical convex bar is integrally arranged near the upper end part of each air partition plate; a plurality of second air holes are formed in the convex bar; an air outlet or a water inlet is formed in the upper end of the water storage tank body; an anti-floatation mechanism is arranged between the air partition part at the undermost part and the bottom of the water storage tank body. The indoor air purifier is excellent in purification effect, small in structure, small in size and low in cost, and is suitable for indoor application.

The invention discloses full-machine-made sand plastering mortar taking limestone as aggregate and a preparation method of the full-machine-made sand plastering mortar. The full-machine-made sand plastering mortar taking limestone as the aggregate comprises the following components in parts by weight: 140-160 parts of cement, 770-820 parts of limestone machine-made sand, 40-70 parts of limestone powder, 0.2-0.3 part of cellulose ether, 0.005-0.01 part of an air entraining agent and 0.02-0.04 part of a thixotropic lubricant. Wherein the limestone machine-made sand and the limestone powder are prepared by crushing high-calcium stones, the fineness modulus of the limestone machine-made sand is 2.5, and the fineness modulus of the limestone powder is 0.07. The full-machine-made sand plasteringmortar taking limestone as the aggregate has the advantages of less bleeding, good workability, strong binding power after construction, no shrinkage, no hollowing, smooth and flat surface, low raw material cost, no secondary pollution, heat conduction, good heat dissipation and capability of adsorbing formaldehyde and purifying air.

The invention discloses a domestic air purifier. The domestic air purifier comprises a purifier main body, a housing and a base plate; a display screen is connected with the middle position of the topof the purifier main body in an inserting manner; one side, close to the display screen, of the purifier main body is connected with a humidifying button in an inserting manner; according to the domestic air purifier, rolling wheels can provide moving capability for the purifier main body so that the purifier main body can move flexibly; an axial-flow fan can be used for initiatively sucking airinto the purifier main body so that the indoor air flows faster, the purification time is shortened and the purification efficiency is improved; active carbon and an active catalyst arranged in a filter core can be used for absorbing and decomposing harmful substances contained in the air, so the indoor harmful gases are fundamentally reduced; a silver ion filter screen can also be used for sterilizing the purified air; and people can also connect the purifier main body to a mobile terminal through a Bluetooth linking module so as to realize remote control on the purifier main body.

The invention discloses an electrostatic dust collection module and an air-conditioning device. The electrostatic dust collection module comprises a plurality of dust collection units and dust collecting electrodes. Each dust collection unit comprises ionizing electrodes and repulsion electrodes, and the ionizing electrodes and the repulsion electrodes are sequentially arranged in the air inlet direction. The dust collecting electrodes are arranged on the same side of the ionizing electrodes and the repulsion electrodes. At least part of the dust collection electrodes are arranged in a bent mode. By means of the technical scheme, the length or dust collection area of the dust collecting electrodes is increased, and the purification efficiency of the electrostatic dust collection module isimproved accordingly.

The invention belongs to the field of fine chemical industry, and particularly relates to a novel refining and purification method of N-acylamino acid. The method comprises the following steps that 1, the N-acylamino acid is synthesized through a conventional condensation reaction; 2, most of ethyl alcohol in liquid subjected to the condensation reaction is removed through vacuum distillation; 3, an organic phase is separated from a water phase through acidification, and by means of cooling, the N-acylamino acid and water are made to form dispersion liquid; 4, water in the dispersion liquid is removed through a diaphragm filter press, dispersing and washing are conducted through water of which the mass is equal to that of materials, filtration is conducted through a filter, dispersing and washing are repeatedly conducted in this way for 3-5 times, drying is conducted, and high-purity N-acylamino acid solid powder is obtained. According to the novel refining and purification method of the N-acylamino acid, the problems that in the prior art, the purification effect is poor, the efficiency is poor, products are prone to yellowing, and by-products can be produced through part products and solvent can be effectively solved.

The invention discloses an industrial automatic waste gas purification device, and belongs to the technical field of industrial waste gas purification. The industrial automatic waste gas purification device comprises a purification box, a motor is fixedly arranged on the top face of the purification box, the lower end of a gas outlet pipe penetrates through the top face of the purification box, extends into the purification box and is connected with a gas exhaust box, and a plurality of supporting legs are welded to the bottom face of the purification box in an annular structure. By means of an exhausting assembly, the motor drives the gas outlet pipe to rotate, so that the gas outlet pipe drives the connected gas exhaust box to rotate; a gear A on a connecting rod connected with the gas exhaust box can be meshed with an annular rack when doing circular motion, so that the gear A rotates, and the gear A can drive an L-shaped rod to doing circular motion; at the moment, a sealing block in an air inlet hole is closed, and a sealing block in an air outlet hole is opened, and purified gas is exhausted through the gas outlet pipe; and by means of the sealing block, the purification time of the gas in the purification box can be prolonged, the gas and a neutralizer are fully purified, and the purification effect of the device is better.

The invention provides a novel air channel device. The novel air channel device comprises an air channel body; the air channel body includes an intake port, an absorption filter area, a sterilization and disinfection decomposition area, a static pressure bin area, a fan power area and an exhaust port; the intake port and the exhaust port are respectively formed in two sides of the air channel body, and are arranged in parallel; the sterilization and disinfection decomposition area, the static pressure bin area and the fan power area are arranged between the intake port and the exhaust port; the fan power area is near the exhaust port; and the intake port, the absorption filter area, the sterilization and disinfection decomposition area, the static pressure bin area, the fan power area and the exhaust port are communicated in sequence to form a similar n-shaped channel. The novel air channel device can randomly improve the efficiency of each grade of purification treatment according to environment demands and designed calculation requirements, and effectively solves the defect of incapability of effectively promoting the purifying effect due to short and small air channel static-pressure cabin of a traditional purifier and the limitation of functional area design.

The invention relates to the technical field of urban rainwater control and utilization, in particular to a combined type rainwater infiltration tree pool. The combined type rainwater infiltration tree pool comprises a front pool (19) and a water inlet (2), wherein the front pool (19) is provided with an abandon flow chamber (4) and a sediment chamber (5) which are separated; the water inlet (2) is selectively communicated with fluid in the abandon flow chamber (4) or the sediment chamber (5), the abandon flow chamber (4) and the sediment chamber (5) are separated through a baffle plate (20), and the bottom part of the water inlet (2) is higher than the top surface of the baffle plate (20). According to the combined type rainwater infiltration tree pool disclosed by the invention, runoff rainwater on an urban road and a plaza can be subjected to pollution interception, purification and emission reduction.

The invention relates to the technical field of environmental protection and water purification, in particular to a water source protecting area highway runoff collecting and emergency purifying system. The system comprises a flow distribution pool, a physical adsorption pool, an emergency storage pool and a grass planting ecological pool. The flow distribution pool, the physical adsorption pool,the emergency storage pool and the grass planting ecological pool sequentially communicate in series. The flow distribution pool communicates with a road surface runoff water input pipe, a later-period runoff water output pipe, a flow distribution pool water output pipe and a flow distribution pool check valve, and a rapid starting and closing valve is arranged in the flow distribution pool. The physical adsorption pool communicates with a physical adsorption pool water output pipe, and multiple layers of activated carbon plates are arranged in the physical adsorption pool. The emergency storage pool communicates with an emergency storage pool water output pipe and an emergency water input pipe, and a valve well and a bidirectional emptying valve are arranged in the emergency storage pool.The grass planting ecological pool communicates with a grass planting ecological pool water output pipe, a flow guide wall and a fine stone baffle are arranged in the grass planting ecological pool,and aquatic ecological plants are planted on the bottom of the pool.

The invention discloses an efficient rice field shrimp culture ecological cycle culture method. A shrimp culture pond is arranged in a rice field, a circulation ditch communicating with the shrimp culture pond is formed in the outer side of the rice field, the drainage end of the shrimp culture pond guides culture wastewater into the rice field from the exterior of the rice field in an S shape through the circulation ditch, then the culture wastewater is guided into an ecological fishpond, and the ecological fishpond communicates with the shrimp culture pond; and cross-shaped shrimp ditches are formed in the positions, in the two sides of the shrimp culture pond, of the rice field correspondingly. Water in the shrimp culture pond and the ecological fishpond flows into the rice field from the interior of the rice field through the circulation ditch and then circularly enters the shrimp culture pond and the ecological fishpond, water in the ecological fishpond flows into the shrimp culture pond, trash fishes and redundant feed in the water also provide foods for crayfishes, the oxygen increasing amount in the water is increased through flowing of the water, and the growth of the crayfishes is promoted. Rice, the shrimp culture pond and the ecological fishpond are mutually circulated and promoted to form a relatively complete ecological circle, and green ecological culture is promoted.

The invention provides a sewage purification device. The sewage purification device comprises a primary purification box and a refined-grade purification box which are communicated through at least one pipe. The primary purification box is divided by first grids into a primary buffering chamber, a first primary purification chamber and a second primary purification chamber, wherein the primary buffering chamber, the first primary purification chamber and the second primary purification chamber are communicated, and the first primary purification chamber and the second primary purification chamber are provided with filter elements; the primary buffering chamber is communicated with a water inlet, and the filter elements are connected with the inner wall of the first primary purification chamber and the inner wall of the second primary purification chamber in a sealed-sliding mode respectively; the refined-grade purification box is divided by second grids into a first refined-grade purification chamber, a second refined-grade purification chamber and a third refined-grade purification chamber, wherein the first refined-grade purification chamber, the second refined-grade purification chamber and the third refined-grade purification chamber are spaced through refined-grade buffering chambers; the refined-grade buffering chambers are communicated with a water outlet, and refined-grade filter elements are arranged in the first refined-grade purification chamber, the second refined-grade purification chamber and the third refined-grade purification chamber respectively, and are connected with the inner wall of the first refined-grade purification chamber, the inner wall of the second refined-grade purification chamber and the inner wall of the third refined-grade purification chamber in a sealed-sliding mode respectively. By means of the sewage purification device in the technical scheme, domestic sewage can be subjected to stage treatment, the purification degree is high, and application occasions of purified sewage can be expanded.