35results about How to "With reinforcement" patented technology

The invention discloses an irrigation and drainage integrated device suitable for a high underground water level. The irrigation and drainage integrated device comprises a set of underground irrigation pipelines, an underground water conveying pipeline, a water storage pool body, a water inlet pipe, a water outlet pipe, a water pump and two automatic control valves of the water pump, wherein one end of each underground irrigation pipeline is connected with the underground water conveying pipeline; a water permeable film is mounted at the other end of each underground irrigation pipeline; the underground water conveying pipeline is connected with the water inlet pipe; the water inlet pipe is connected with the water storage pool body; the first automatic control valve is mounted on the water inlet pipe; one end of the water outlet pipe is connected with one side of the water inlet pipe; the other end of the water outlet pipe is connected with the water storage pool body; and the water pump and the second automatic control valve are respectively mounted on the water outlet pipe. According to the irrigation and drainage integrated device, redundant underground water can be drained under higher underground water level of farmland and is stored in the water storage pool body, and infiltrating irrigation is carried out through the underground irrigation pipelines under lower underground water level, so that the irrigation and drainage functions are achieved, the water resources are saved and high and stable yield of crops can be facilitated.

Disclosed is a permeation type hydraulicity stone cultural relic reinforcing material as well as a reinforcing method thereof. The reinforcing material is a solution with main compositions of phosphorus and aluminum prepared by taking alcohols as solvents, the solution containing phosphorus and aluminum impregnates into rock micro-pores and produces gelatification along with the volatilization of solvents and water inlet in air. An inorganic sticky matter having the main composition of aluminum dihydrogen phosphate is generated, so as to glue micro-particles and micro-cracks of deteriorated rock and achieve the purpose of reinforcing endangered stone cultural relics. The reinforcing material has advantages of easy taking of materials, mild preparation conditions, simple and convenient using method, strong permeability, good compatibility with rock, obvious reinforcing effect, soaking resistance and environmental protection.

The invention relates to a method of preparing an automobile brake pad by adopting basalt fiber. The method comprises the following steps: butadiene nitrile rubber modified phenolic resin, surface modified basalt superfine fiber, acicular wollastonite fiber and carbon fiber are added to a material mixing machine and are mixed; then crystalline flake graphite, artificial graphite particles, chromite powder, feldspar powder, dolomite powder, fluorite powder, calcium carbonate powder, mica, nano ZnO, butadiene nitrile rubber and wollastonite are sequentially added to the material mixing machine and mix is carried out; a mixture is placed in a brake pad mould, and hot pressing and demoulding are carried out; a hot pressed material after the demoulding is subjected to grading heat treatment; and a discharged brake pad is subjected to follow-up treatment and packing. The automobile brake pad prepared by the method has a stable friction coefficient and a low wear rate, and further has high heat resistance and heat-aging resistance.

The invention relates to a prefabricated pump station base. The prefabricated pump station base is of a double-bottom structure and comprises an upper bottom located on the upper portion and a lower bottom located below the upper bottom and connected with the upper portion of the upper bottom, wherein a hollow portion used for accommodating filler is arranged between the upper bottom and the lower bottom, grouting holes used for pouring filler into the hollow portion are formed in the double bottoms, the upper bottom comprises a downward and inward extending part, and a horizontal part connected with the bottom end of the extending part, and reinforcing ribs are arranged at the position where the upper bottom is connected with the lower bottom. The prefabricated pump station base is novel in structure, and the self-cleaning bottoms are arranged to reduce sedimentation of the pump station base to the maximum degree and reduce generation of bad smell.

The invention discloses an oil and gas field storage bag, which comprises a bag body; a liquid inlet and an exhaust port are formed in the bag body; the bag body is formed by butting at least a first bag body and a second bag body different in size, and the first bag body and the second bag body combined together in a melt welding manner by heating respective binder layers; a geotechnical cloth layer is bonded below the bag body; the first bag body and the second bag body are both first impermeable membranes capable of resisting acid and basic solution; each first impermeable membrane consists of a first impermeable layer, a second impermeable layer and a third impermeable layer which are arranged in sequence and bonded together, and moreover, black master batches are added to each first impermeable membrane. The first bag body and the second bag body are combined together in the melt welding manner, form a whole, and are not easy to crack; the oil and gas field storage bag disclosed by the invention can be suitable for any hostile environments; by the geotechnical cloth layer, the service life of the bag body can be prolonged, and the bag body can be effectively prevented from being damaged by certain sharp objects.

The invention relates to a high-strength concrete rapid reinforcing and repairing material and a preparation method thereof. The high-strength concrete rapid reinforcing and repairing material is prepared from the following raw materials in parts by weight: 100 parts of inorganic gelling powder, 10-50 parts of a mineral admixture, 10-30 parts of adhesion promoting latex powder, 1-5 parts of a modified dispersing thixotropic agent, 100-300 parts of sands, 8-15 parts of short fibers and 50-90 parts of water. Compared with the prior art, the repairing material has the effects of repairing, reinforcing, seepage preventing, protecting and the like, the setting and curing time is short, the setting time can be adjusted according to needs, the strength development after setting is fast, and the repairing material is suitable for fast repairing and has good application prospects.

The invention discloses high-durability concrete and a preparation method thereof. The high-durability concrete is made from, by weight, 5-20% of epoxy resin, 1-5% of a curing agent, 60-80% of glass granules, 5-10% of titanium dioxide, 5-10% of polyethylene glycol, and 1-5% of ethanol amine. Through interactions of ion bonds, covalent bonds and hydrogen bonds, Van der Waals' force and other forces, the components enable the internal structure of the concrete to be more stable, so that compressive strength, corrosion resistance, anti-freezing property and other durability properties are improved for the concrete, the toughness and anti-radiation property are improved for the concrete, the service life of the concrete is extended, and the concrete rarely cracks and has good workability. Thepreparation method is simple and low in cost.

The invention discloses an intelligent unattended operation machine room. According to the invention, a steel structure is adopted; reinforcing metal steel plates are arranged in the baffle plate of the machine room, polyurethane materials are arranged among the metal steel plates, and anti-corrosion metal plates are adopted as wall materials; right-angle ends of the top and the bottom of the machine room are both provided with container hoisting corner fittings; the middle of the top of the machine room is provided with a lightning rod, and the left lower corner of the top of the machine room is provided with a spaceflight window emergent overhauling port; an inner wall connected with the spaceflight window emergent overhauling port is provided with an inner movable ladder hanging ring, and a movable ladder can be fixed on the inner movable ladder hanging ring; the middle of the frontage surface of the machine room is provided with a front door, a solar battery panel and an LED (light-emitting diode) screen; the back surface of the machine room is provided with an outer movable ladder hanging ring and an air-conditioning outer machine protection cover; a fresh air exhaust port and an air exhaust port of a large room are formed on the right side surface; and the machine room is internally provided with a large room and a small room, and a large room fresh air inlet and a small room fresh air inlet are respectively formed above the large room and the small room. The intelligent unattended operation machine room provided by the invention is high in reliability and advancement, is convenient to transport and install, and can achieve industrial production.

The invention discloses a geotextile bag pile structure equipped with an unfoldable steel bar framework and a construction process thereof. A folded steel bar framework structure is adopted; the structure is shrinkable; a group of telescopic frames are arranged between two vertical bars at intervals; the telescopic frames are in articulated connection with the vertical bars through rotating headsto form a structure similar to a telescopic door; when the spacing between the vertical bars is reduced, the telescopic frames can rotate along the rotating heads and own rotating shafts; the diameterof the structure is reduced; when the cloth bag is pulled, the spacing between the vertical bars is increased, the telescopic frames are stretched until the steel bar framework is unfolded, and the diameter of the structure is increased. According to the geotextile bag pile structure equipped with the unfoldable steel bar framework and the construction process thereof, the geotextile bag is connected with the folded steel bar frame structure through composite fiber bars; when the pile structure is constructed, the pile body is firstly placed down, then the concrete is poured, the cloth bag isexpanded to generate pressure; the composite fiber bars are used for pulling the steel bar frame structure to be unfolded, and a high-strength reinforced concrete cloth bag pile structure is automatically formed.

The invention provides a condom which comprises a closed end, an opened end, a tubular condom body and an elastic ring, wherein the tubular condom body is positioned between the closed end and the opened end, and the elastic ring is arranged on the opened end. The condom is characterized in that an end cap device made of nontoxic elastic material is fixedly sleeved on the external end of the closed end. The invention has the advantages of preventing premature ejaculation, strengthening, preventing leakage, aiding to increase the length, strengthening the physical stimulation action, and the like.

The invention relates to a white food rubber slab which is prepared from the following raw materials in parts by weight: 2-10 parts of natural rubber, 0-5 parts of cis-1,4-polybutadiene rubber, 1-5 parts of butadiene styrene rubber, 0-0.5 part of S, 0.01-0.15 part of M, 0.05-0.2 part of DM, 0.1-0.8 part of zinc oxide, 0.1-0.4 part of stearic acid, 1-3 parts of titanium white, 20-30 parts of calcium carbonate and 0.5-2 parts of product oil. The invention also relates to a preparation method of the white food rubber slab. The preparation method comprises the following steps: (1) mixing and banburying; (2) primary rubber mixing and thick slab pressing; (3) standing and oxidation; (4) secondary fine mixing and fine slab pressing; (5) tertiary refining and thin slab pressing; and (6) vulcanizing. The preparation method is low in preparation cost, lowers the enterprise input, and increases the economic benefits. The prepared rubber slab can be used for food packaging and the like, has no toxicity or harm, and ensures the use safety.

The invention discloses a preparation method of a dynamically-vulcanized rubber waterproof roll. Two twin-screw extruders are linked, and the parameters of the twin-screw extruder sare controlled strictly, so that the production process of the dynamically-vulcanized rubber waterproof roller is high in cutoff ability. Different phases are uniformly mixed, so that a uniform 'island structure' can beformed. The dosages of the components are adjusted reasonably, so that the prepared product has superior physicochemical performance and high quality stability. Moreover, continuous production can berealized, real-time monitoring of the product quality is realized, the production efficiency of the production process is improved greatly, the process and formula can be adjusted online in real time, and the rejection rate is lowered.

The present invention relates to the technical field of building waterproofing, in particular to a novel multi-layer composite geomembrane, a novel multi-layer composite geomembrane, comprising a geomembrane body, said geomembrane body comprising waterproof Flame-retardant layer, anti-corrosion layer, high-strength layer and anti-seepage layer, the novel multi-layer composite geomembrane of the present invention has basic functions such as reinforcement, protection, seepage prevention and flame retardancy, and its performance has been significantly improved, and at the same time, the engineering The project is safer and more reliable, saves engineering costs, and is widely used in high-quality engineering sites such as large reservoirs, mines, and railways.

The invention provides an auxiliary agent for improving the flame retardant property of a polymer coiled material. The auxiliary agent comprises the following components in percentage by weight: 15-25% of decabromodiphenyl ethane; 5%-10% of diantimony trioxide; 3%-6% of molybdenum trioxide; and 60%-77% of calcium carbonate. According to the auxiliary agent for improving the flame retardant property of the polymer coiled material, the decabromodiphenyl ethane, the diantimony trioxide and the molybdenum trioxide are selected from numerous flame retardant substances through a large number of experiments, and the content of the three substances is further researched and adjusted, so that the compounding effect is good. Calcium carbonate is adopted as a dispersion medium, and the mixing uniformity of the three substances and the dispersion uniformity of the three substances in the preparation process of a PVC waterproof coiled material are obviously improved. When the flame retardant is added into a polyvinyl chloride (PVC) waterproof coiled material, the grade B2 (combustible material) of the polyvinyl chloride (PVC) polymer waterproof coiled material specified in GB 8624-2012 is successfully improved to the grade B1 (flame retardant material).

The invention discloses a building engineering material produced by means of sludge. The material is characterized by being prepared from, by weight, 10-20 parts of sludge powder, 5-10 parts of nano boron fiber, 80-100 parts of 2,4,5-trifluorobenzene acrylic acid terminated poly3,3'-diselenodipropionic acid4,4'-diaminodiphenyl sulfone amide, 5-10 parts of tetrazolyl silicon and fluorine-containingphenyl polymeric ester, 3-6 parts of triisopropoxytitanium methacrylate and 1-3 parts of an initiator. The invention further discloses a production method of the building engineering material produced by means of the sludge. The building engineering material produced by means of the sludge is excellent in comprehensive performance, high in strength, good in durability, good in function adaptability and excellent in weather resistance, wear resistance and flame retardancy, reuse of sludge resources is achieved and energy conservation and environmental protection are better achieved.

An adhered lining cloth coated with water-soluble resin is made up through refining by immersing the fabric in refining liquid at 60-120 deg.c, immersing it in finishing liquid, baking while fixating shape at 80-200 deg.C and 25-40 m / min of speed, and adhering spotty polyvinyl alcohol resin. After it is used to make clothes and the clothes is washed, the resin is dissolved in the water. After it is baked, the space between face fabric and the said lining cloth results in air isolating state.

The invention relates to the technical field of adhesive tapes, in particular to an environment-friendly flame-retardant sound-insulation damping adhesive tape which comprises a surface layer, a flame-retardant plaster layer and a bottom layer, the surface layer is located on the upper surface of the flame-retardant plaster layer, the bottom layer is located on the lower surface of the flame-retardant plaster layer, and the surface layer is made of PE. The environment-friendly flame-retardant sound-insulation shock-absorption adhesive tape applied to the automobile not only has the functions of shock absorption, reinforcement, noise reduction, sound insulation and heat insulation, but also has a flame-retardant function, can block flames and play a role in preventing the flames or fire from spreading when a fire disaster occurs, and in addition, the flame-retardant sound-insulation shock-absorption adhesive tape has the advantages that the flame-retardant sound-insulation shock-absorption adhesive tape can be applied to the automobile; the paint does not contain any solvent, does not shrink, does not contain toxic substances, does not emit toxic gas, and is safe and environment-friendly.

The invention discloses a corrosion-resistant fixing screw capable of improving the three-dimensional splicing strength of the plates and the using method. When the screw is matched with the shaft sleeve, a bolt with a head is integrally formed; and the shaft sleeve is a bolt head, and the base body is a nut; during use, the screw and the shaft sleeve need to be embedded into the side faces of a splice plate, and the first threaded ends are exposed; meanwhile, the base body is embedded into the counter bores of the other splice plate; the screwdrivers penetrate through the first threaded holes to enter the screwdriver concave parts, and the screws are screwed; and after the first threads and the first threaded holes are screwed tightly, the two plates are vertically spliced and fixed; and the spring upwards ejects the screw shaft out of the plate through the shaft sleeve, and the anti-loosening effect is achieved after installation is completed. Different from the general mode that the screw is directly screwed in from the outside and matched with the internal nut, the screw is screwed out from the inside to be matched with the external base body; and the base body is embedded in the surface of the plate through the counter bore, the base body cannot rotate in the circumferential direction, and the reinforcing and anti-loosening effects are achieved.

The invention discloses a high-durability concrete and a preparation method thereof, which is made of the following components in weight percent: 5-20% of epoxy resin, 1-5% of curing agent, 60-80% of glass particles, and 5-10% of titanium dioxide %, polyethylene glycol 5‑10%, ethanolamine 1‑5%. Due to the interaction forces such as ionic bond, covalent bond, hydrogen bond and van der Waals force between the components of the present invention, the internal structure of the concrete is more stable, the durability of the concrete such as compression resistance, corrosion resistance, and frost resistance is improved, and the increase in The toughness and anti-radiation performance of concrete can improve the service life of concrete and make the concrete not easy to crack and have good workability. Moreover, the preparation process is simple and the cost is low.

The invention discloses an aerodynamic vortex flow-guiding and energy-gathering generator which comprises a goose web steering bracket, the top of the goose web steering bracket is fixedly connected with a flow-guiding and energy-gathering ring, the goose web steering bracket comprises a goose web support and a steering shaft, and an inner cavity of the flow-guiding and energy-gathering ring is fixedly connected with a reinforcing rod. Through cooperative use of the goose palm steering bracket, the flow guide energy gathering ring, the reinforcing rod, the permanent magnet generator, the rotating blades, a driving motor, a cam, a sleeve, a spring, a movable block, a supporting rod, a supporting plate, a bracket and a roller, the problems that in the using process of a traditional wind driven generator, due to the fact that the size is too large, the production cost is too high, and deviation is slow can be effectively solved; the device can be conveniently moved, meanwhile, the use stability is guaranteed, the air flow guiding effect is achieved, the airflow utilization rate is increased, the harm of sound waves and resonance electromagnetism is reduced, parallel integration can be achieved, automatic rotation can be achieved in the airflow direction, and the application range is wide.

The invention discloses an LED lamp and an assembly method thereof, and belongs to the technical field of LEDs. The technical scheme is characterized in that the LED lamp comprises a shell and a ventilation cover, wherein the shell and the ventilation cover form a sealing cavity; an LED assembly is arranged in the sealing cavity; the side, facing the ventilation cover, of the shell is provided with a mounting hole; the inner wall of the mounting hole is provided with an internal thread; the outer side of the lower end of the ventilation cover is provided with an external thread which is in screw thread fit with the mounting hole; the joint between the outer side of the shell and the ventilation cover is coated with sealant; the bottom of the mounting hole is provided with an accommodatinggroove for accommodating the LED assembly; the circumferential side of the inner wall of the accommodating groove is provided with a plurality of clamping holes; and the LED assembly is provided withclamping sheets matched with the clamping holes. The LED lamp has the effects of replacing the LED assembly separately and lowering the cost.

The invention discloses a preparation method of a halogen-free flame-retardant dynamic vulcanized rubber waterproof coiled material. Two double-screw extruders are linked and parameters of the double-screw extruders are strictly controlled, so that the dynamic vulcanized rubber waterproof coiled material produced by the production process is high in shearing capacity, all the phases are uniformlymixed, and a uniform "sea-island structure" can be formed. The use amount of each component is reasonably formulated, so that the obtained product is better in physical and chemical properties, the product quality is stable, continuous production can be realized, product quality can be monitored in real time, and production efficiency of the production process is greatly improved. In addition, theprocess and the formula can be adjusted on line in real time for reducing the rejection rate.