36results about How to "Good water guiding effect" patented technology

The invention provides a pH controlled release microcapsule type macromolecular saline-alkaline soil modifier and a preparation method thereof. The pH controlled release microcapsule type macromolecular saline-alkaline soil modifier is made by the following raw materials in parts by weight: 300 parts of organic polymer, 50-100 parts of an active divalent cation material, 0.05-5 parts of a catalyst, 300-2000 parts of an organic solvent, 0.05-4 parts of a surfactant, 0.05-2 parts of a cross-linking agent, 10-250 parts of a pH sensitive material and 100-1000 parts of water. According to the pH controlled release microcapsule type macromolecular saline-alkaline soil modifier, the release rate of active cations can be controlled according to the change of the pH value of the soil, so that the long-acting property of replacing sodium ions in the colloidal particles of the saline-alkaline soil can be achieved; meanwhile, a polymer material polymerizes small-particle-size aggregates to form stable large-particle-size aggregates, so that the porosity of the soil is increased, and the problems of high salinity of the saline-alkaline soil, poor soil structure and the like are solved. The saline-alkaline soil modifier provided by the invention has the advantages of strong desalting capacity, excellent soil particle polymerization property, long action effect, good environmental benefit andwide application prospect.

A water conduction material in a water storage flowerpot is a fiber material capable of water absorption and water conduction. The material is characterized in that the fiber material capable of the water absorption and water conduction is a super water absorbent fiber material with dual effects including capillary water absorption and chemical water absorption; a thin material could achieve better water conduction effects which could not be compared by common materials; materials of the type can automatically adjust water supply speed and water supply amount according to soil humidity; the super water absorbent fiber material of the type is made into wadding or ropes or cloth or rods; the manufacture method is simple, the cost is low, and the material is light, convenient and practical and has good water conduction effects; and perfect, special and unexpected use effects of the water storage flowerpot could be achieved.

The invention belongs to the technical field of metallic material anticorrosion and discloses a method for manufacturing a long-life anticorrosion structure for the root of a principal material of a transmission tower. The position between a protection cap and a tower foot base material is coated with transition coatings; the surface of the tower foot base material is sequentially provided with acrylic resin, Rohm and Haas glue, Megum538 glue, epoxy resin concrete and waterproof anti-seepage coating from inside to outside; and the outer surface of the protection cap is coated with anti-seepage coating. The protection scheme of the acrylic resin, the Rohm and Haas glue, the Megum538 glue, the modified epoxy resin concrete and the waterproof anti-seepage coating is adopted, and thus the tower foot base material can be well protected; through a transition layer of the acrylic resin, the Rohm and Haas glue and the Megum538 glue, the bonding strength between the protection cap and the tower foot base material is improved; and through the design of the inverted-water-edge contour of the protection cap, deposition of rainwater on the protection cap can be effectively avoided, and the phenomenon that due to long-time rainwater erosion, bubbling of the waterproof anti-seepage coating on the outer layer of the protection cap is avoided.

The invention discloses a microchannel heat exchanger and an air conditioner and relates to the technical field of air conditioners. The microchannel heat exchanger and the air conditioner are invented to solve the problem that in the prior art, heat exchange wind resistance and heat transfer resistance are increased due to the fact that condensate water or defrosted water at the roots of fins are not liable to be guided out. The microchannel heat exchanger comprises microchannel flat pipes arranged horizontally. The upper surfaces of the microchannel flat pipes are each of a cambered surface structure protruding upwards. The cambered surface structures can guide water falling onto the cambered surface structures to the edges of the microchannel flat pipes. The microchannel heat exchanger is used for conducting heat exchange with airflow.

The invention discloses a half-hole spunlace non-woven cloth. The half-hole spunlace non-woven cloth comprises a spunlace cloth area (1), wherein a plurality of half-holes (2) are formed in the spunlace cloth area (1), and the half-holes (2) are arranged in the spunlace cloth area (1) in rows and a distance between any two adjacent rows is equal; moreover, a distance between any two adjacent half-holes (2) in the same row is equal; and a distance between any two adjacent half-holes (2) in the same column is equal. The invention further provides a preparation method of the half-hole spunlace non-woven cloth. According to the half-hole spunlace non-woven cloth, one side is in the shape of continuous and smooth flat grains, and the other side is in the state of a plane with concave holes; andthe flat grain side is capable of providing a smooth and comfortable use side, and the concave hole side is capable of providing high solution absorption performance and composite performance for theproduct.

The invention discloses a three-segment type framework-free windshield wiper device which comprises a first connecting piece, a second connecting piece, a pair of first decoration wiper brackets, a pair of second decoration wiper brackets, a pair of middle wiper brackets, a pair of small wiper brackets and a windshield wiper strip. The second connecting piece is configured in the first connecting piece and connected with a windshield wiper device rocker arm. The first ends of the first decoration wiper brackets are connected with the two ends of the first connecting piece respectively. The first end of each second decoration wiper bracket is hinged to the second end of the corresponding first decoration wiper bracket. Each middle wiper bracket is located in containing space of the first decoration wiper bracket and the second decoration wiper bracket corresponding to the middle wiper bracket. The middle of each middle wiper bracket is hinged to the hinge position of the first decoration wiper bracket and second decoration wiper bracket corresponding to the middle wiper bracket. The middle of each small wiper bracket is hinged to the corresponding middle wiper bracket. The windshield wiper strip is arranged on the two middle wiper brackets and the two small wiper brackets. The windshield wiper device is free of a lever, namely, a framework, so that the height of the whole windshield wiper device is reduced; wind resistance and wind noise are lowered, and meanwhile the sight of a driver is expanded.

The drainage band has in the surface several parallel lengthwise capillary channel mouths and circular drainage channels, and water is sucked from the mouths to the channels by means of capilarity and is drained by means of the water level difference in the channels. In the part of the drainage band without drainage channel, metal wires, synthetic wires or reinforcing parts are embedded longitudinally. The drainage band has on its two sides lapping parts for connecting with the adjacent bands.

The invention relates to an anti-skid permeable brick for urban and rural gardens, which comprises a permeable anti-skid layer, a permeable brick layer and a water-absorbing brick layer arranged in sequence from top to bottom; 20-45 parts of salt cement, 30-60 parts of coarse aggregate, 15-25 parts of fine aggregate, 10-20 parts of modified oil shale waste residue, 0.5-2 parts of water reducing agent and 8-12 parts of water. In the present invention, the permeable bricks are arranged into three layers, including the permeable anti-skid layer, the permeable brick layer and the water absorption brick layer which are arranged in sequence from top to bottom. Among them, the water-permeable anti-skid layer can play the role of water absorption, water permeability and anti-skid, the permeable brick layer can play the role of water absorption, water permeability and support, and the water-absorbing brick layer has good water absorption, which can save the moisture absorbed by the first two layers. , so that it can play a moisturizing role when the ground is too dry.

The invention discloses a carrier fluidized MBBR moving bed biofilm reactor and its technology, which includes a plurality of reactors and annular water injection pipes. There is a ring of aeration device 1 around the outer circumference of the pedestal. The inner wall of the reactor is provided with a water distribution ring pipe, which is connected to each water injection port through the water distribution connection pipe. The upper right side of the reactor is provided with a water outlet; There are reaction plug-in components, and the reaction plug-in components include carrier plates, inner ring plates, pedestal docking plates, center columns, and center carrier plates; deflectors are respectively provided in the reactor and each facet, and the deflectors are connected by connecting The rod is connected with the outer wall of the inner ring plate, an adjustment shaft is provided at the connection between the deflector and the connecting rod, and two adjacent deflectors are respectively connected by water-proof cloth. The invention has the advantages of convenient disassembly and assembly, small occupied area, efficient and rapid treatment, and high purification efficiency.

The invention discloses a material on a tunnel drainage layer, which is characterized by comprising the raw materials with the following parts by weight: 100 parts of rubber particles, 20-50 parts of mineral wool fibres and 50-80 parts of VAE emulsion. The material adopts water conductivity of inorganic fibers, elasticity of waste vulcanized rubbers and cohesiveness of the VAE emulsion, and on the basis of better drainage property, has the leveling function to fill and level up upper concave pits and has the elastic function to be adaptive to deformation of the upper structure, changes the construction technology, can carry out direct injection, improves the construction efficiency and reduces the labor intensity of workers.

The invention discloses a desert-governance greening system capable of forming a desert underground reservoir. The desert-governance greening system comprises a leakage-proof box, a water collection pipe, a water diversion membrane and a protecting piling wall. The leakage-proof box is buried in an accommodating pit below a desert area to be greened, wherein a vegetation material is arranged on the desert area to be greened. The protecting piling wall is arranged on one side of the desert area to be greened. The water collection pipe is inserted into the leakage-proof box along a water inlet. A plurality of water inlet holes are formed in the wall of the water collection pipe. In this way, the water diversion membrane is used for stopping water from seeping into a deeper layer and enabling the water to be diverted into the leakage-proof box for storage, and therefore the water can be pumped out through the water collection pipe for use when the water needs to be used. Meanwhile, the area over the leakage-proof box is covered with the vegetation material, so that the water is not prone to evaporation and loss, and a better water retention effect can be achieved; the protecting piling wall is utilized in cooperation for resisting sand storms and slowing down desert migration; the desert underground reservoir formed in this way can be used for effective desert-governance greening; moreover, the desert-governance greening system capable of forming the desert underground reservoir is simple in structure, easy to construct, low in cost and worth popularizing and using.

The invention provides a pH controlled release microcapsule type macromolecular saline-alkaline soil modifier and a preparation method thereof. The pH controlled release microcapsule type macromolecular saline-alkaline soil modifier is made by the following raw materials in parts by weight: 300 parts of organic polymer, 50-100 parts of an active divalent cation material, 0.05-5 parts of a catalyst, 300-2000 parts of an organic solvent, 0.05-4 parts of a surfactant, 0.05-2 parts of a cross-linking agent, 10-250 parts of a pH sensitive material and 100-1000 parts of water. According to the pH controlled release microcapsule type macromolecular saline-alkaline soil modifier, the release rate of active cations can be controlled according to the change of the pH value of the soil, so that the long-acting property of replacing sodium ions in the colloidal particles of the saline-alkaline soil can be achieved; meanwhile, a polymer material polymerizes small-particle-size aggregates to form stable large-particle-size aggregates, so that the porosity of the soil is increased, and the problems of high salinity of the saline-alkaline soil, poor soil structure and the like are solved. The saline-alkaline soil modifier provided by the invention has the advantages of strong desalting capacity, excellent soil particle polymerization property, long action effect, good environmental benefit andwide application prospect.

The invention discloses a composite blast furnace mineral powder and a synthetic material made from the same. The composite blast furnace mineral powder comprises the following materials in percentage by weight: 40-98.4% of blast furnace mineral powder, 7-20% of acrylic polymer emulsion or 1.5-3% of redispersible latex powder, 0.1-2% of polyvinyl alcohol fibers, 0-3% of pigment and the balance of stuffing. Waste materials are recovered and utilized, so that the composite blast furnace mineral powder and the synthetic material are beneficial to the comprehensive utilization of resources. Compared with a concrete fiber plate, the synthetic material which is made by pressing the composite blast furnace mineral powder has better toughness and can be formed in one step during manufacturing without autoclaved curing. Compared with a woodwork plate, the synthetic material made from the dry composite powder has the advantages that the fireproofing capability achieves grade A, the released volatile organic substances such as methanal are extremely few, the wood resource is saved, and the like. The composite blast furnace mineral powder can also be pressed to sectional bars or brick blanks.

The invention discloses a foamed cement backfilling structure of a caisson type toilet. The foamed cement backfilling structure comprises a reinforced concrete floor slab at the bottom layer, a foamed cement concrete layer and a ceramic tile finish layer, wherein the foamed cement concrete layer is located on the surface of the reinforced concrete floor slab, and the ceramic tile finish layer is arranged on the surface of the foamed cement concrete layer; a toilet stool is arranged on the surface of the ceramic tile finish layer; and an outlet is formed in the bottom of the toilet stool, and the outlet is connected with a main downcomer through a primary drain-pipe arranged in the foamed cement concrete layer in a through connection mode. The foamed cement backfilling structure is characterized in that the foamed cement concrete layer is inclined towards one side, and a groove A is formed in the bottom end of the bevel of the foamed cement concrete layer; and a plurality of grooves B are formed in the foamed cement concrete layer in the inclined direction; the groove A and each groove B intersect with each other; and a drain hole is formed in the bottom of the groove A, and the drain hole connected with the main downcomer through a secondary drain-pipe arranged in the foamed cement concrete layer in a through connection mode. In addition, the invention further provides a backfilling method of the foamed cement backfilling structure of the caisson type toilet. According to the foamed cement backfilling structure of the caisson type toilet, the structure is simple, the water draining effect is good, the foamed cement backfilling structure is beneficial to avoiding water accumulating of the toilet, and then water leakage is further avoided, and furthermore, on-site backfilling can be achieved.