34results about How to "Suitability" patented technology

The invention relates to an internal concrete curing compound and manufacturing method thereof. The ingredients include de-ionized water, non-metallic minerals, sodium hydroxide, acrylic acid and / or derivative monomer, water-soluble initiators of free radical polymerization, water-soluble cross-linker of free radical polymerization and addictive. The preparing method for the internal curing compound of solution-type concrete is characterized in that the following procedures are applied: 1) preparation of raw materials; 2) mixing of de-ionized water, sodium hydroxide, acrylic acid and / or derivative monomer; 3) the mixed solution is added and mixed with and in order of cross-linker, initiator, non-metallic minerals, epoxy ethane, rust retardant agent; the internal concrete curing compound can be obtained following a homogeneous mixing and heating with recycled hot air. The invention can save curing water, reduce manpower / material input, minimize addictive cost, effectively control water evaporation, reduce the cost for late concrete curing and enhance the comprehensive performance of concrete addictives, which proves to be environment friendly with respect to environmental impact.

An exhaust manifold has a head flange constructed for receiving at least two exhaust pipes arranged side-by-side, and includes spaced apart first and second longitudinal flange portions. A mounting assembly is provided for sealingly securing the exhaust manifold to a cylinder head of an internal combustion engine and includes a mounting rail formed with a shoulder which laps over the first longitudinal flange portion and contacts the first longitudinal flange portion in a spring-elastic manner. Plural screw fasteners at least indirectly clamp the second longitudinal flange portion to the cylinder head.

The invention discloses an image evaluation index establishing method for nondestructive diagnosis of crop nitrogen nutrition. The method comprises the steps that wheat canopy images and the nitrogen content of leaves are obtained; the wheat canopy images are subjected to partition extraction, average pixel values of R, G, B, H, S and I components of all non-zero pixel points of leaves in each wheat canopy image are calculated to serve as basic color characteristic parameters r, g, b, h, s and i; nine image characteristic parameters r, g, b, r-g-b, r-g, r-b, (r-g-b) / (r+g+b), (r-g) / (r+g+b), and (r-b) / (r+g+b) are calculated; CMI=(xr-yg-zb) is established, fitting with the nitrogen content of the leaves is carried out, weight coefficients x, y and z are determined, CMI is subjected to standardized processing, and it is determined that NCMI=(xr-yg-zb) / (r+g+b). The NCMI established in the method is a relatively-proper winter wheat nitrogen nutrition evaluation index, accuracy and stability are achieved, and the crop nitrogen content can be quantitatively evaluated.

A first method of purifying apolipoprotein A-1 includes mixing plasma fraction IV with a 1-8 M urea solution to form a pretreatment solution; loading the pretreatment solution to a first anion chromatography column, and then eluting to obtain an apoA-1 protein solution; and loading the apoA-1 protein solution to a second anion chromatography column, and eluting to obtain pure apoA-1 protein. A second method includes dissolving plasma fraction IV in a buffer to produce a pretreatment solution; adding NaCl to the pretreatment solution and cooling it to form apoA-1 precipitate; collecting and reconstituting the apoA-1 precipitate; loading the reconstituted apoA-1 to an anion exchange column; and eluting apoA-1 from the column.

The invention discloses an automatic signal bag packaged product arrangement and combination device which comprises an electric control device, a first bag pushing mechanism and a second bag pushing mechanism, wherein the first bag pushing mechanism is composed of a first pushing passage, a first pushing mechanism and a bag falling preventing mechanism; the second bag pushing mechanism is composedof a second pushing passage and a second pushing mechanism; the bag falling preventing mechanism is mounted on one side edge of the first pushing passage in the pushing direction of the first pushingmechanism; the electric control device controls a single bag to be conveyed to the inlet of the first pushing passage one by one, and then, the first pushing mechanism sequentially pushes each singlebag to the inlet of the second pushing passage until the quantity requirement of each row is met; the second pushing mechanism pushes the signal bags of each row until the quantity requirement of each column is met; the latter half part of the second pushing passage is positioned in a bag making forming mechanism; and the bag making forming mechanism wraps the single bags after arrangement and combination and seals and cuts the single bags to form middle bags. The automatic signal bag packaged product arrangement and combination device can realize automatic arrangement and combination of allspecifications of a softer signal bag packaged product with an irregular shape, reduces the labor cost and improves the working efficiency.

The invention discloses a remote monitoring system of debugging of a dry cement production line based on a VPN technology and a control method. The remote monitoring system comprises an industrial equipment data acquisition layer, an enterprise internal monitoring layer and a remote user terminal monitoring layer, wherein the industrial equipment data acquisition layer is connected with the enterprise internal monitoring layer through internet; the enterprise internal monitoring layer is connected with the remote user terminal monitoring layer through the internet; the industrial equipment data acquisition layer comprises industrial equipment needed by the dry cement production line, an industrial control computer and a primary alarming unit; the enterprise internal monitoring layer comprises a database server, a log server, a statistical server, a VPN server, an engineer station and a secondary alarming unit; the remote user terminal monitoring layer comprises a remote user terminal with VPN client terminal software and a tertiary alarming unit. The system is capable of automatically monitoring parameters of the industrial equipment on line and dynamically analyzing the parameters of the industrial equipment and achieving remote control on engineering field equipment at home and abroad; three levels of alarming mechanisms are totally arranged from a field to the engineer station and the remote client terminal when the industrial equipment is abnormal, so as to ensure that the abnormity is treated in time and ensure the smooth operation of the debugging process of the cement production line.

The invention relates to a multi-purpose quickly assembled natural ecological penthouse with sightseeing property and a manufacturing method of the multi-purpose quickly assembled natural ecological penthouse. A penthouse in the prior art is provided with an assembling type steel-structured house, a house module, a roof module, a staircase module and a flange plate, but cannot be used on terrains under complicated natural environment conditions. The invention aims to develop the multi-purpose quickly assembled natural ecological penthouse and the manufacturing method thereof. According to the structure of the multi-purpose quickly assembled natural ecological penthouse, peripheral columns are connected with steel upright columns 15, floors and a roof 11 by bolts 18 to form a single-steel-structured frame which is connected with walls 16, an air corridor 1, a staircase 3, a support 2 and a door 10 to form the multi-purpose quickly assembled natural ecological penthouse; and a conical top type double-layered single body 6 is used as a center, and is outwards connected with single-layered single bodies which are distributed surrounding the conical top type double-layered single body 6 in a radiation manner, the single-layered single bodies are flat roof type single bodies 5 and conical roof type single bodies 7, and base connecting plates 4 are fixedly welded to lower ends of the steel upright columns 15 of the single bodies and are fixedly connected with foundation bolts. The multi-purpose quickly assembled natural ecological penthouse has the effects that the penthouse facilitates sightseeing, large-scale production standardization of houses and rapid field mounting and use.

The invention discloses a water-retaining and cooling pavement material and an application thereof. The water-retaining and cooling pavement material is prepared from expanded perlite powder, cement, sepiolite powder, quartz sand powder, water-absorbent resin and a water reducing agent in an appropriate mass ratio. The water-retaining and cooling pavement material is applied to surfacing, and porous asphalt mixture or a porous cement concrete material with the void ratio of 20-30% is combined, so that finishing strength and performance of the pavement material are improved, and the aim of lowering temperatures of a pavement and a pavement surface is achieved.

The invention discloses a full-automatic crystalline silicon solar cell quality testing machine. The full-automatic crystalline silicon solar cell quality testing machine includes a machine table, an electric control device, a driving mechanism, a detection table, an adhesive tape fixing device, an adhesive tape pressing wheel mechanism and a cutter; the top surface of the machine stage is provided with a mounting plate; an elongated through hole is formed in the mounting plate; the detection table passes through the elongated through hole; an elongated hole is formed in the top surface of the machine table; the driving mechanism is connected with the bottom surface of the detection table through the elongated hole so as to drive the detection table to move on the machine table; the adhesive tape fixing device, the cutter and the adhesive tape pressing wheel mechanism are all fixed on the mounting plate; the adhesive tape fixing device is mainly composed of a rotation shaft and a rotation wheel; the adhesive tape pressing wheel mechanism comprises a lifting pressing wheel; a gap is left between the pressing wheel and the detection table; the height of the gap is adjustable; and the cutter is located between the rotation wheel and the pressing wheel. With the full-automatic crystalline silicon solar cell quality testing machine of the invention adopted, automatic detection of the printing effect of silicon wafer grid lines to be detected can be realized; detection results are accurate; detection efficiency can be improved; time and effort can be saved; and the quality of silicon wafers can be ensured.

The invention discloses a fuel gas catalyzing type infrared enzyme deactivating and drying all-in-one machine which comprises a rack, a vibrated fluidized bed, a plurality of catalyzing type infrared heaters, a plurality of infrared temperature sensors and a plurality of flow controllers. The vibrated fluidized bed is fixed in the middle of the rack. The catalyzing type infrared heaters are fixed at the upper end of the rack and are located above the vibrated fluidized bed. Each catalyzing type infrared heater is horizontally arranged and is provided with a heating connecting mechanism connected to the upper end of the rack. The infrared temperature sensors are also fixed at the upper end of the rack. Each infrared temperature sensor measures one catalyzing type infrared heater correspondingly. The flow sensors are fixed at the lower end of the rack. Each flow sensor controls one catalyzing type infrared heater correspondingly. Due to the arrangement of the catalyzing type infrared heaters, the fuel gas catalyzing type infrared enzyme deactivating and drying all-in-one machine can be suitable for enzyme deactivating and drying treatment to a plurality of substances in living resources such as agricultural and sideline products or medicinal materials.

Provided is a gravure printing method by which high printing density and excellent highlight suitability are obtained, even if a gravure plate having high resolution and reduced thickness is used. The gravure printing method comprises: using an aqueous ink having a Zahn cup #3 viscosity at 20° C. of 11.0 seconds or more and 20.0 seconds or less, and having an evaporation rate of 30 mass % or less in a drying test, the drying test involving drying 1 g of the ink at a temperature of 40° C. and an air flow of 1,400 L / min for 30 minutes; and transferring 1 ml / m2 or more and 7 ml / m2 or less of the ink onto a printing medium.

A first method of purifying apolipoprotein A-1 includes mixing plasma fraction IV with a 1-8 M urea solution to form a pretreatment solution; loading the pretreatment solution to a first anion chromatography column, and then eluting to obtain an apoA-1 protein solution; and loading the apoA-1 protein solution to a second anion chromatography column, and eluting to obtain pure apoA-1 protein. A second method includes dissolving plasma fraction IV in a buffer to produce a pretreatment solution; adding NaCl to the pretreatment solution and cooling it to form apoA-1 precipitate; collecting and reconstituting the apoA-1 precipitate; loading the reconstituted apoA-1 to an anion exchange column; and eluting apoA-1 from the column.

The invention relates to the technical field of fire control, and specifically relates to a household smoke alarm based on a single-chip microcomputer. The smoke alarm based on a single-chip microcomputer is composed of a data acquiring and processing unit, a single-chip microcomputer and an output unit, wherein the data acquiring and processing unit and the output unit are connected with the single-chip microcomputer. The smoke concentration value of the environment is displayed directly through a liquid crystal display, so that users or people rushing to the site can directly know the smoke concentration value of the environment and make better and more appropriate judgment and treatment, and the function of smoke detection is achieved. The smoke alarm of the invention has the advantages of simple structure, accurate test results, convenient use and easy promotion.

The invention discloses an oil bath type transmission device with a buffer function, which comprises an output gear box and an input gear box, wherein the input gear box is provided with a first driving bevel gear and a first driven bevel gear that are engaged with each other; the first driven bevel gear is in power transferring connection with a wheel train in the output gear box by a transmission shaft; the first driving bevel gear is fixedly connected with a middle shaft of a bicycle by a shaft sleeve; the shaft sleeve is limited and fixed on the middle shaft by a spline; the first driving bevel gear is arranged on a plummer block of the shaft sleeve in a sleeving manner, positioned and fixed; a groove and convex teeth that are matched mutually are formed between the adjacent end faces of a shaft shoulder of the shaft sleeve and the first driving bevel gear; a buffer sleeve is arranged among the groove and the convex teeth; a counter bore is formed in the end face of the first driving bevel gear adjacent to the shaft shoulder of the shaft sleeve; and a shock-absorbing pad which is higher than the counter bore and pushes against the shaft sleeve and the first driving bevel gear respectively is arranged in the counter bore. According to the transmission device, a gap between a gear pair is eliminated, and noise, trembling and numbness of the gear pair is reduced.

The invention discloses a method for wrapping copper powder with graphene. The method for wrapping the copper powder with the graphene is characterized by comprising the following steps of S1, uniformly mixing the copper powder and magnesium oxide powder with different particle sizes, and annealing the obtained mixed powder at 500 to 1000 DEG C in the atmosphere of non-oxidizing gas and protective gas; S2, introducing carbon-containing gas into the mixed copper powder and magnesium oxide powder, and conducting reaction for 0.1 to 9999 min under 0.1 to 760 torr, so that the surface of the copper powder is reacted and wrapped with a graphene film; stopping introducing the carbon-containing gas, and cooling to room temperature; and S3, separating the copper powder wrapped with the graphene from the magnesium oxide powder, and obtaining the copper powder wrapped with the graphene. The method is simple and easy to implement and high in repeatability, and the oxidation resistance of the copper powder wrapped with the graphene is obviously enhanced.

The invention discloses a window auxiliary frame for plastic or aluminum plastic co-extrusion door and window dry method installation. The window auxiliary frame is a long block-shaped body made of anelastoplastic material and arranged in the width direction of an outer window in a full-length mode, that is, the long block-shaped body is arranged transversely. The upper surface of the window auxiliary frame is connected with a lower frame of the outer window, the window auxiliary frame is internally provided with a plurality of hollow cavities arranged side by side lengthways and penetratingthrough horizontally, a metal tube is tightly nested in part or all of the hollow cavities to form a core cavity body, and the core cavity body is a tight whole. The window auxiliary frame adopts a multi-cavity structure, greatly improves the thermal insulation performance, significantly enhances the energy saving ability of the outer window and a building and solves the thermal insulation problemof a traditional auxiliary frame. In addition, steel tubes are tightly nested in the hollow cavities, and sufficient strength is provided for the installation of the outer window. Moreover, the window auxiliary frame has simple structure, low manufacturing cost and high practicability, and is suitable for wide popularization and application.

The invention discloses a concrete internal curing agent. The concrete internal curing agent is super absorbent resin which has intelligent water absorption and water release functions and stably exists in concrete for a long term. The concrete internal curing agent comprises deionized water, sodium hydroxide, acrylic acid, a water-soluble initiator, a water-soluble crosslinking agent and natural grafted skeleton kaolin which is calcined kaolin. The concrete internal curing agent disclosed by the invention is environmentallyenvironment-friendly, high-efficiency and convenient to use; the addition amount of the concrete internal curing agent is small; raw materials for preparation are low in cost; and by adopting the concrete internal curing agent, the water consumption of fresh mixed concrete can be obviously reduced, the concrete property is improved, and the service life of the concrete is prolonged.

The invention discloses an anchor sealing material suitable for an anchor cable in turbulent region, belonging to the technical field of water conservancy and hydropower projects. According to the anchor sealing material, the technical problems a pre-stressed anchor cable in the turbulent region is relatively low in adhesion strength during the anchor sealing construction, an anchor sealing material is easily damaged by the scouring of water flow in the turbulent region, the anchor force of the anchor cable is lost, and the durability of the anchor cable is weakened at present are solved. Theanchor sealing material is prepared from the following raw materials in parts by mass: 200-300 parts of epoxy resin, 80-90 parts of ethanediamine, 50-55 parts of acetone, 350-380 parts of cement, 571-1141 parts of fine aggregates and 571-1141 parts of coarse aggregates. The 1d compressive strength of the prepared anchor sealing material is not less than 40MPa, the 7d compressive strength is not less than 50MPa, the 28d compressive strength is not less than 60MPa, and the bonding strength is not less than 3MPa, so that the anchor sealing material is very suitable for the anchor sealing treatment of an anchor end of the anchor cable in the turbulent region.

The invention discloses an oil bath type transmission device with a buffer function, which comprises an output gear box and an input gear box, wherein the input gear box is provided with a first driving bevel gear and a first driven bevel gear that are engaged with each other; the first driven bevel gear is in power transferring connection with a wheel train in the output gear box by a transmission shaft; the first driving bevel gear is fixedly connected with a middle shaft of a bicycle by a shaft sleeve; the shaft sleeve is limited and fixed on the middle shaft by a spline; the first driving bevel gear is arranged on a plummer block of the shaft sleeve in a sleeving manner, positioned and fixed; a groove and convex teeth that are matched mutually are formed between the adjacent end faces of a shaft shoulder of the shaft sleeve and the first driving bevel gear; a buffer sleeve is arranged among the groove and the convex teeth; a counter bore is formed in the end face of the first driving bevel gear adjacent to the shaft shoulder of the shaft sleeve; and a shock-absorbing pad which is higher than the counter bore and pushes against the shaft sleeve and the first driving bevel gear respectively is arranged in the counter bore. According to the transmission device, a gap between a gear pair is eliminated, and noise, trembling and numbness of the gear pair is reduced.

The invention discloses a double-layer surrounding type radio frequency coil for the aging measurement of a composite insulator umbrella skirt. The coil is in the form of an annular coil of a two-layer structure composed of an upper layer and a lower layer. The lower layer is composed of a periphery of lower circular arcs arranged along the periphery of an annular upper edge and raised towards the internal center of the annular upper edge. Between adjacent lower circular arcs, a plurality of upper circular arcs, of the same size as the lower circular arcs and the same direction as the lower circular arcs, upwardly form the upper layer via leads. Annular gaps are formed between the plurality of upper circular arcs and the periphery of lower circular arcs. The orthographic projection of each upper circular arc on two adjacent lower circular arcs connected with the upper circular arc is partially overlapped with the two lower circular arcs. The periphery of the composite insulator umbrella skirt is clamped by the above annular gaps, so that the upper circular arcs and the lower circular arcs cling to each other. In this way, the radio frequency coil is fastened onto the composite insulator umbrella skirt to be measured. According to the technical scheme of the invention, the radio frequency coil is clamped onto the composite insulator umbrella skirt, so that the composite insulator umbrella skirt can be measured. As a result, the radio frequency coil is convenient to use and the overall composite insulator umbrella skirt can be measured. The overall aging degree of the composite insulator umbrella skirt can also be measured.

The invention discloses steel for manufacturing a punching head of punching machining equipment. The steel is characterized by comprising the following components of, by weight, 1-1.5 wt% of C, 0.4-0.5 wt% of Mn, 10-15 wt% of Cr, 0.5-1.5 wt% of Mo, 0.3-0.4 wt% of V, 0.5-1 wt% of Si, 0.6-0.9wt% of Ni, and the balance Fe and impurities. Compared with the prior art, the steel for manufacturing the punching head of the punching machining equipment is hard steel which has the characteristics of extremely high hardness, proper toughness, temper hardening effect, wear resistance, non-deformation, impact resistance and the like, so that the service life of the punching head is greatly prolonged.

The invention discloses an image evaluation index establishing method for nondestructive diagnosis of crop nitrogen nutrition. The method comprises the steps that wheat canopy images and the nitrogen content of leaves are obtained; the wheat canopy images are subjected to partition extraction, average pixel values of R, G, B, H, S and I components of all non-zero pixel points of leaves in each wheat canopy image are calculated to serve as basic color characteristic parameters r, g, b, h, s and i; nine image characteristic parameters r, g, b, r-g-b, r-g, r-b, (r-g-b) / (r+g+b), (r-g) / (r+g+b), and (r-b) / (r+g+b) are calculated; CMI=(xr-yg-zb) is established, fitting with the nitrogen content of the leaves is carried out, weight coefficients x, y and z are determined, CMI is subjected to standardized processing, and it is determined that NCMI=(xr-yg-zb) / (r+g+b). The NCMI established in the method is a relatively-proper winter wheat nitrogen nutrition evaluation index, accuracy and stability are achieved, and the crop nitrogen content can be quantitatively evaluated.

The invention relates to the field of heating, in particular to an indoor cloud control solar heating dual-purpose water heater system. The system comprises an intelligent human body induction controller, an intelligent heat collector, auxiliary energy equipment, heating equipment, an indoor hot water terminal and a solar heating network control mechanism, wherein the intelligent heat collector is connected with the heating equipment and the indoor hot water terminal, and the intelligent heat collector is connected with the auxiliary energy equipment; the intelligent human body induction controller is arranged on a connecting pipeline of the intelligent heat collector and the indoor hot water terminal, and a heating water return pipe of the heating equipment communicates with the intelligent heat collector; the intelligent heat collector comprises an intelligent water supplementing and heat conducting water storage tank and a vacuum heat collecting pipe, and water is adopted in the intelligent water supplementing and heat conducting water storage tank and the vacuum heat collecting pipe for heat conduction; and the solar heating network control mechanism is connected with a heating circulating pump of the heating equipment. Solar energy is combined with auxiliary energy, so that the building single-family winter heating problem and the winter low-temperature heating problem in southern areas are solved.

A Chinese chestnut-pea cake is prepared by soaking, boiling, paste making, moulding, sterilization, drying, packaging and other steps. The technology is reasonable, added Chinese chestnut and wolfberry have certain kidney-tonifying and health-care effects, and wolfberry and glucose syrup are helpful to moulding; added table salt and edible oil make the taste better and the preservation easier. Based on the technical scheme, the Chinese chestnut-pea cake is a Chinese chestnut-pea cake long in shelf life and rich in various nutrients and physical active ingredients, and the needs of people for easy-to-eat pea cake products having rich nutrients and kidney-tonifying and health-care functions are met.