57results about How to "Increase water capacity" patented technology

The invention is intended for a treatment of severe infections using an injectable drug-delivery system comprising nanoparticles of a biodegradable polymer with incorporated antibacterial drug.

A switching valve contains a sleeve member, a plug member, and a damping spring. The sleeve member includes a watering segment, a spraying segment, a peripheral fence, a side fence, a channel, a first watering chamber, and a second watering chamber. The peripheral fence has a first valve seat, a second valve seat, and at least one set of inlet. The first valve seat has a conical first closing face and a plurality of stop blocks. The second valve seat has a conical second closing face. The plug member includes a first sealing portion, a second sealing portion, and guiding ribs. The first sealing portion has a first ring, and the second sealing portion has a second ring. Each guiding rib has a guide face, and between any two adjacent guiding ribs is defined a slot. The damping spring is mounted between the side fence and the plug member.

The invention relates to a wet gradient honeycomb structure fiber membrane for medical and health protection and a preparation method thereof. The preparation method comprises the steps that firstly,electrostatic spinning is carried out on a first spinning solution composed of a hydrophilic polymer, a nanoscale metal organic framework, a first cross-linking agent and a first solvent, and an insulating material subjected to charge elimination treatment is taken as a receiving base material to obtain a first membrane; a second spinning solution composed of an intermediate polymer, a second cross-linking agent and a second solvent is then subjected to electrostatic spinning, and the first membrane is taken as a receiving base material to obtain a second membrane; and a third spinning solution composed of a hydrophobic polymer, a third cross-linking agent and a third solvent is subjected to electrostatic spinning, the second membrane is taken as a receiving base material to obtain a thirdmembrane, the composite fiber membrane is obtained, and finally, the composite fiber membrane is subjected to heat treatment to obtain the wet gradient honeycomb structure fiber membrane for medicaland health protection. The finally prepared membrane has a three-layer composite structure, the microstructure is in a three-dimensional honeycomb communication channel structure, and the single-direction moisture conductivity and the reverse barrier liquid penetration performance are excellent.

A vase made of a material that can be folded up and stored when not in use and when in use filled with water and able to hold flowers.

An expandable fire-fighting fluid container is arranged for receiving a fire fighting fluid. The container is comprised of end walls, a bottom between the end walls, and movable side walls connected to the end walls and the bottom with expandable seals. Actuators are attached between the side walls and the end walls. The actuators are powered by an engine attached to the container. The side walls are retractable inward for reducing container width for traveling on public roads, and expandable outward for increasing fluid capacity at a fire site. A pump is attached to the container for pumping the fluid to douse a fire.

The invention discloses a method for rocky mountain soil dressing storage expanding afforestation. The method comprises the steps that firstly, a special-shaped pit is dug, then, soil dressing replacement is performed and a biological storage expanding bulking agent is added into the special-shaped pit, meanwhile, supplemental irrigation water source preparation is performed, and finally, nursery stock preparation, nursery stock transplanting, rooting strengthening treatment and coverage water retention serial measures are performed to complete a rocky mountain storage expanding afforestation ecological project. The rocky mountain protoclastic granular structure can be improved, the soil reservoir effective storage is increased, the soil water storage capacity is enlarged, rainfall effectiveness and seedling drought resistance are enhanced, the natural rainfall storing and adjusting functions of a soil reservoir are brought into full play, the survival rate of rocky mountain difficulty site afforestation is increased, forest resource cultivation is accelerated, and the mountainous ecological environment is improved.

The invention relates to an active carbon filter core and a preparation method thereof. The active carbon filter core comprises is prepared from the following raw materials in parts by weight: 150 parts of polyethylene, 200 parts of active carbon, 100 parts of magnesium and 35 parts of a KDF filter material, wherein the iodine adsorption value of the active carbon is 1000-1200. The preparation method comprises the following steps: (1) mixing and uniformly stirring the polyethylene, the active carbon, the magnesium and the KDF filter material to obtain a mixed material; (2) putting the mixed material into a mould, then adding into a furnace for sintering heat treatment, cooling, and demoulding to obtain the active carbon filter core. The active carbon filter core has the beneficial effectsas follows: through a scientific ratio of the raw materials, the defects that the conventional active carbon filter core only uses an active carbon material and the adsorbing and purifying effects ofthe active carbon are poor are overcome; the active carbon has the particle size of 80-325 meshes, the adsorbing effect of the active carbon is fully played, and the purifying effect of the filter core is enhanced; a bonding moulding material in the filter core selects ultra-high molecular weight polyethylene, so that a water passage is not blocked, and the effect of the filter material is fully played; the filter core is firm, durable, good in gas diffusion, strong in filtration and strong in adsorption.

The invention discloses a washing machine. The washing machine comprises a washtub and a centrifugal valve, wherein the washtub is a closed inner tub with an open hole for draining washing water, thecentrifugal valve is installed at the inner wall face in the open hole in the washtub, in the normal washing process of the washing machine, the centrifugal valve blocks the open hole from the inner side to the outer side of the washtub, and the open hole is formed under the effect of centrifugal force of the centrifugal valve when the washtub of the washing machine rotates at high speed. The washtub is the inner tub with no hole, the open hole for draining washing water is formed in the tub, due to the centrifugal valve arranged outside the open hole, it can be ensured that the tub does not leak water in the washing process, and the dehydration and drainage functions under the high-speed rotation can be achieved. In addition, due to an annular water blocking structure arranged at a bottominstalling plate, an outward inclination structure is adopted preferentially, friction generated at the lower portion of the washtub and the water blocking structure can be avoided, and the water containing capability of the lower portion can be improved.

The invention discloses a washing machine. The washing machine comprises a washtub and a centrifugal valve, wherein the washtub is a closed inner tub with an open hole for draining washing water, thecentrifugal valve is installed at the inner wall face in the open hole in the washtub, in the normal washing process of the washing machine, the centrifugal valve blocks the open hole from the inner side to the outer side of the washtub, and the open hole is formed under the effect of centrifugal force of the centrifugal valve when the washtub of the washing machine rotates at high speed. The washtub is the inner tub with no hole, the open hole for draining washing water is formed in the tub, due to the centrifugal valve arranged outside the open hole, it can be ensured that the tub does not leak water in the washing process, and the dehydration and drainage functions under the high-speed rotation can be achieved. In addition, due to an annular water blocking structure arranged at a bottominstalling plate, an outward inclination structure is adopted preferentially, friction generated at the lower portion of the washtub and the water blocking structure can be avoided, and the water containing capability of the lower portion can be improved.

The invention discloses a water pump water inlet filter and flow divider of a lotus root digging machine. The water pump water inlet filter and flow divider of the lotus root digging machine comprise a water pump, wherein the water pump comprises a water pump body, a water inlet pipe and a water outlet pipe. The water pump water inlet filter and flow divider of the lotus root digging machine are characterized in that the filter is arranged on the water inlet pipe, the flow divider is arranged on the water outlet pipe, the filter comprises an outer shell, and a filtering device and a pulverizing device are arranged inside the outer shell. The water pump water inlet filter and flow divider of the lotus root digging machine have the advantages that sufficient water can enter the water pump, blocking caused by accumulation of impurities at the position of the water inlet of the water pump is avoided, rotary-cutting and separating of a rotary-cutter are facilitated, water capacity and pressure inside a water collecting barrel can be increased for a period of time, and the pressure of water inside the water collecting barrel can be balanced.

The invention relates to the field of water conservancy equipment, in particular to a siphon and electric pump water supply type water intake pump ship. The siphon and electric pump water supply type water intake pump ship comprises a ship body, an electric pump, a first water intake pipe and a second water intake pipe are fixed to the ship body, the water inlet end of the electric pump is connected with the first water intake pipe, the water outlet end of the electric pump is connected with the second water intake pipe through a connecting pipe, and one end of the second water intake pipe is connected with a siphon. The second water intake pipe is connected with a second valve and a vacuum pump system, the connecting pipe is connected with a first valve, the end, away from the second water intake pipe, of the siphon is connected with a water outlet pipe, and sewage filtering mechanisms used for filtering impurities in water and having an automatic cleaning functionthe are arranged at the ends, deep into the water surface, of the first water intake pipe and the second water intake pipe. An energy capturing mechanism for converting water body fluctuation energy and driving the sewage filtering mechanisms is arranged on the ship body. According to the siphon and electric pump water supply type water intake pump ship, siphon water intake and electric pump water intake are used in a combined mode, electric energy consumption is reduced, the water intake capacity is improved, and the efficient water intake efficiency and stability of the whole water intake pump ship are kept.

The invention provides a spliced water tank, and belongs to the technical field of kitchen utensils. The spliced water tank comprises a tank cabinet and square water tank bodies, a groove is formed in the upper end of the tank cabinet, and the multiple water tank bodies are located in the groove side by side; a stopping edge assembly is arranged at the upper edge of each water tank body and comprises fixed stop edges on three sides and a movable stop edge on one side, vertically-formed strip-shaped holes and positioning holes are formed in the portions, close to the movable stopping edges, of the wall of the water tank bodies, sliding rods which can be inserted into the strip-shaped holes are arranged at the movable stopping edges, detachable limiting pieces are connected to the ends, inserted into the strip-shaped holes, of the sliding rods, supporting plates are arranged below the movable stopping edges and fixed to the bottoms of the outer sides of the water tank bodies, first springs are arranged between the movable stopping edges and the supporting plates, connecting plates vertically moving along with the first springs are arranged on the first springs, second pressed springs are connected to the sides, close to the walls of the water tank bodies, of the connecting plates, and connectors are connected to the outer ends of the second springs. The spliced water tank is formed by splicing the multiple water tank bodies, is convenient to disassemble and assemble and can be combined by persons at will.

The invention discloses a mobile water energy-solar energy-wind energy garbage sediment cleaning comprehensive generator. The water moving thrust is used for pushing a water turbine floating on a water surface floating ship to rotate; the water turbine drives a transmission; the transmission drives a generator to generate electricity; a solar panel and a wind driven generator on a bracket use solar energy and wind energy for generating the electricity; a garbage cleaner at the front end of the floating ship uses the water movement for automatically gathering garbage; a conveyor conveys the garbage onto a bank; two serially connected ends of the floating ship are fixed on two banks to serve as a floating bridge; the floating bridge can move to other proper places and positions as needed, or can be dismounted for land transportation to reach other farther proper places and positions for use, so that the utilization rate and the use efficiency are improved; multiple sets of generators can be connected in a manner of series, parallel or array to form a large power station; and the multiple sets of generators can be combined as a micro, small, medium, large or huge power station according to the water flowing speed and flow and the water surface area. The generator is simple in manufacturing, low in cost, reasonable in structure and convenient for transportation, installation and maintenance.

The invention discloses a transmission gear lubricating oil, which is prepared from the following raw materials by weight: 6-10 parts of dodec-olefin succinic acid, 2-7 parts of calcium dialkylbenzene sulfonate, 3-7 parts of fatty alcohol polyoxyethylene ether carboxylic acid, 10-20 parts of oleic acid, 4-8 parts of diethylene triamine pentamethylene phosphonic acid, 15-25 parts of polyalkylene glycol, 6-10 parts of cocinic acid glycol amide, 2-5 parts of methylsilicone oil, 7-9 parts of a macromolecular polyisobutene oil solution, 6-8 parts of inositol hexaphosphate, 7-11 parts of imidazoline, 2-6 parts of triphenyl thiophosphate, and 3-8 parts of phosphate ester and its ammonium salt derivative. The transmission gear lubricating oil provided by the invention has excellent viscosity-temperature performance, low condensation point and high water capacity, can improve lubricating performance, and has excellent antirust effect.

The invention discloses an integrated sewage treatment device and method for a highway service area, and belongs to the field of water treatment. The device comprises: a water inlet pipe; a regulating tank communicated with an outlet of the water inlet pipe; a multi-stage AO tank arranged beside the regulating tank and comprising a plurality of anoxic tanks and aerobic tanks which are alternately arranged; a membrane bioreactor arranged in the last stage of aerobic tank; a water outlet pump used for outputting the treated sewage; a biological carrier I arranged in the regulating tank and each aerobic tank, and a biological carrier II arranged in the anoxic tank; a water inlet flow distribution module used for distributing sewage in the regulating tank into each anoxic tank; and an aeration module comprising an aeration disc arranged in the last stage of aerobic tank and membrane aeration pipes arranged in other aerobic tanks. According to the invention, the carbon source in the inlet water can be utilized to the greatest extent for biological denitrification, the sludge concentration is improved by a biofilm process to strengthen the pollutant removal effect, the purpose of reducing the water quantity and water quality impact load and stably reaching the standard of the outlet water is achieved by matching with the method, and the membrane pollution is effectively controlled.

An underground water retention or detention system for collecting stormwater, rainwater, sewerage, effluent or other waters, and controlled release of the water is disclosed. Typically, the tanks are formed from a plastics or polymeric material such as high density polyethylene. The pipes may be polymer coated corrugated steel pipes. Tanks suitable for use in the water retention and detention systems are also described together with connection fittings for connection of pipes to the tanks. Generally, the connection fittings are adapted to provide structural support to perimeter walls of the tanks about respective openings formed in the tank for the connection of the pipes.

The invention discloses a fire extinguishment spraying device applied to an aircraft, belongs to the field of forest fire extinguishment, and solves the problems of large volume, high weight and largeoccupied space in traditional fire extinguishment barrels. The device comprises a cylindrical pocket body made of a flexible material, a base and valves; the base is of a cylindrical structure; a radial reinforcement belt is peripherally arranged at an upper port of the cylindrical pocket body, a port of the cylindrical pocket body is fixedly connected with the upper end surface of the base through a flange plate, and the wall surface at the lower port of the cylindrical pocket body is fixedly clamped between the flange plate and the upper end surface of the base; multiple axial reinforcementbelt valves are uniformly arranged in the cylindrical pocket body in the peripheral direction of the outer wall surface of the cylindrical pocket body, and are fixed on the upper end surface of the base; the communication place between the cylindrical pocket body and the base is sealed; through control opening of the valves, the cylindrical pocket body communicates with the base; through controlclosing of the valves, the non-communication between the cylindrical pocket body and the base is realized; and the device is mainly applied to fire extinguishment.

The invention discloses an in-situ greening method for an electrolytic manganese residue storage yard. The method comprises the following steps: S1. site reshaping: digging placement pits along a plurality of contour lines of an electrolytic manganese residue heap body; and placing in-situ greening devices in the placement pits, and connecting the in-situ greening devices located at the same contour line, wherein the in-situ greening devices are of frame structures and are alkaline in pH; S2. base greening: planting herbal plants along edges of the placement pits; and S3. deep-layer greening:planting woody plants in the in-situ greening devices after the herbal plants of a surface layer of the electrolytic manganese residue heap body grow stably. According to the method, the woody plantscan be planted at the electrolytic manganese residue storage yard in situ, and greening and maintenance costs are reduced; and by using characteristics of tall and big woods, i.e., high absorption capacity and stable absorption to elements such as manganese, sulfur and nitrogen, entering of pollutants such as manganese compounds and free ammonia in electrolytic manganese residues into a water environment is reduced, and problems in pollution and ecological restoration of the electrolytic manganese residue storage yard are comprehensively solved.

The invention discloses a method for preparing spherical activated carbon and a disc pelletizer. The method comprises the following steps of: grinding carbon powder and coal pitch powder, wherein the carbon powder is coal powder, charcoal powder or a mixture of the coal powder and the charcoal powder in a ratio of 1:1; mixing, and adding prepared modified water; pelletizing by using the disc pelletizer, and drying; and carbonizing, and activating. In a main structure of the disc pelletizer, a seed disc which is concentric and coaxial with a pelletizing disc is arranged, and spheres automatically roll in the pelletizing disc when the diameter of the spheres in the seed disc is 0.5 to 1.0mm, and grow in the pelletizing disc, so that the area of the pelletizing disc is fully utilized, and production efficiency is high. The spherical activated carbon produced by the method has high specific surface area and mechanical strength, is not provided with edges, has a low pulverization degree in conveying, adsorbing and regenerating systems and the like, and has uniform bed resistance and low pressure drop; and special equipment and a steam heat preservation system are not needed in the production process, a forming die is not needed, energy-saving and environment-friendly effects are achieved, and popularization and application are facilitated.

The invention provides an application of a graphene aqueous dispersion in prevention of bacterial wilt of crops. The mass fraction of graphene in the graphene aqueous dispersion is 0.001-0.1%. The graphene aqueous dispersion provided by the invention can effectively prevent bacterial wilt of crops, does not pollute soil, does not influence crop growth, and is greener and more environment-friendly.

The invention discloses a method for interplanting rhizoma polygonati and astragalus sinicus in semen armeniacae amarae, and belongs to the technical field of planting of traditional Chinese medicinalmaterial. The method comprises the following steps: S1: trimming ridges: performing ridge trimming on the plantation in a manner of interval of large ridges and small ridges; S2: planting: sowing ripe semen armeniacae amarae to the large ridges in the last ten days of March; meanwhile, digging the underground rhizomes of rhizoma polygonati in the last ten days of March, and planting to the smallridges; scattering astragalus sinicus seeds at the interspaces of semen armeniacae amarae and rhizoma polygonati, and watering once every 3-5 days in the plantation, so that the soil is kept wet; S3:field management: reducing the leaf surface temperature of semen armeniacae amarae and rhizoma polygonati by adopting a leaf spraying method, turning over astragalus sinicus and the seeds of astragalus sinicus in the soil; S4: disease and pest management. According to the invention, semen armeniacae amarae, hizoma polygonati and astragalus sinicus are interplanted, so as to adjust the soil PH, andimprove the soil quality; meanwhile, the traditional Chinese medicinal materials are layered as being high and short, and form a line in an interspaced manner, and thus being favorable for improvingthe ventilating and light transmitting conditions, increasing the light energy utilization rate and playing a role of increasing yield.