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 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 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 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 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 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.