31results about How to "Solve the problem of poor integration" patented technology

The invention discloses a treatment method of plugging water stop construction for a foundation pit dewatering well to penetrate through a concrete base plate of a basement. The treatment method comprises the following steps of producing a water stop steel sleeve pipe; casting bedding concrete of a basement base plate; cutting a dewatering well strainer on a cushion surface; winding the lower end of the water stop steel sleeve pipe with bituminous hemp fibers, then inserting into the dewatering well trainer, filling seams with cement mortar and sealing; constructing a waterproof layer on the cushion surface of the basement base plate; banding reinforcing steel bars on the concrete base plate, and continuously dewatering; casting basement base plate concrete, and continuously dewatering; ending dewatering for the dewatering well one by one; and plugging the dewatering well. According to the treatment method disclosed by the invention, the double-wing-ring water stop steel sleeve pipe is adopted and is inserted into a dewatering well mouth; a plugging structure of the well mouth has the advantages of simplicity, scientificity, reasonability, safety, reliability and good water stop effect, and can well adopt to dewatering requirements of the basement base plate construction under different working conditions; and the dewatering demand of the basement reinforced concrete base plate in the construction process is met, and the problem of water stop plugging of the dewatering well penetrating through the basement reinforced concrete base plate when the dewatering is ended is well solved.

The invention discloses modified MXenes powder as well as a preparation method and application thereof. The modified MXenes powder is prepared from a MXenes matrix which is of a layer structure and anano metal particle which is distributed between layers and/or on the external surface of the MXenes matrix; the modified MXenes powder is prepared through a metal ion intercalation method; the modified MXenes powder is used as a reinforcing phase to reinforce a metal material; and an obtained metal based composite material not only has excellent mechanical characteristics of high strength, high hardness, high wear resistance and high ductility and the like, but also has favorable electric conductivity and heat conductivity.

The invention discloses a fixing method of an explosion vibration testing geophone. An employed fixing pedestal is a T-shaped conical pedestal formed by combining an iron plate (2) with an iron cone (1). Before a three-dimensional geophone (4) is installed and fixed at a field, first of all, the iron cone (1) of the T-shaped conical pedestal is hammered into the ground deep into a soil layer or a weathering layer by use of a hammer, and the iron plate (2) is adjusted to be flush with the ground; and slurry-form gypsum blended by adding water is poured to the iron plate (2) to form a gypsum layer (3), then the lower-portion pedestal of the three-dimensional geophone (4) is placed on the gypsum layer (3), a horizontal bubble at the top of the three-dimensional geophone (4) is adjusted to be at a center position, the X direction of the three-dimensional geophone (4) is oriented towards the center of an explosion area, and after the gypsum layer (3) is solidified, a special-purpose connecting line is used for connecting a monitor with the three-dimensional geophone (4). According to the invention, the employed iron cone (1) at the lower portion of the T-shaped conical pedestal can be deep into the ground according to the thickness of the weathering layer or the soil layer to be connected integrally with the ground, and explosion vibration detected on the pedestal can reflect real vibration intensity of a building at a certain place.

A shock absorption shell structure for a motor belongs to power machinery in the field of mechanical physic. Cooling fins are arranged on a surface of a metal outer shell, a metal inner shell is arranged in the metal outer shell and is separated from the metal outer shell, the metal inner shell and the metal outer shell are connected and fixed by a metal support piece, a partition cavity between the metal inner shell and the metal outer shell is filled with a plurality of shock absorption rubber blocks which are in close contact with the metal inner shell and the metal outer shell, and gaps are formed among the shock absorption rubber blocks. The metal inner shell is arranged in the metal outer shell of an existing motor by the metal support piece so as to form the partition cavity between the metal inner shell and the metal outer shell, heat dissipation cannot be affected, and shock transfer is reduced; the plurality of shock absorption rubber blocks are arranged in the partition cavity, the shock of the motor is absorbed to the greatest extent, and the shock generated by working of the motor is prevented from transferring outwards; and a ceramic layer is arranged on an inner wall of the metal inner shell, small holes are formed in the ceramic layer, and noise and a part of shock which are generated by rotation of an internal rotor can be absorbed.

The invention discloses a graphene composite sand-in-sand multicolor paint and a preparation method thereof, and is characterized in that the graphene composite sand-in-sand multicolor paint is mainlycomposed of a protective glue solution, a base paint solution and a continuous phase solution, the mass ratio of the protective glue solution to the base paint solution to the continuous phase solution is 1:2:3, and the protective glue solution is composed of deionized water, protective glue powder and a bactericidal preservative; the base paint solution is prepared from deionized water, cellulose, graphene, a defoaming agent, a dispersing agent, a coalescing agent, an anti-freezing agent, a pH regulator, a protective glue solution, a thickening agent, a bactericidal preservative, film-forming resin, a curing agent and color sand; the continuous phase solution is prepared from deionized water, cellulose, graphene, a dispersing agent, an antifoaming agent, a leveling agent, a coalescing agent, an anti-freezing agent, a sterilization preservative, a pH regulator, film-forming resin and colored sand. The graphene composite sand-in-sand multicolor paint and the preparation method thereofhave the advantage that the water resistance, the alkali resistance, the scrub resistance and the fusion degree of colored points after coating of the coating can be improved.

The invention belongs to the technical field of zinc-nickel batteries. The invention discloses a high-energy-density zinc-nickel battery positive electrode manufacturing method. The method comprises:adding a thickner to a raw material A, mixing uniformly, to obtain a slurry A, dissolving a divalent nickel compound in water to obtain an aqueous solution, adding the slurry A and a surfactant, stirring and treating to obtain a slurry B, adding polytetrafluoroethylene to the slurry B, to prepare a positive electrode slurry, putting a positive electrode matrix into the positive electrode slurry until the positive electrode matrix is completely submerged, and then taking the positive electrode matrix out after a period, preparing a battery positive electrode piece, and performing aftertreatmentto obtain a high-energy-density zinc-nickel battery positive electrode. The method can solve a problem that high-energy-density zinc-nickel battery positive electrode active materials are not tightlycombined, and can reduce softening and shedding of the positive electrode active materials, reduce internal resistance, improve utilization ratio of the active materials, improve charging acceptanceof the electrode, and improve battery capacity, cycle life and charge and discharge conversion efficiency, to prevent early decay of battery capacity.

The invention discloses a depth map optimization method for large-scale scene reconstruction, and relates to the technical field of image processing, and the method comprises the steps: carrying out the preprocessing of N multi-view images, and determining the depth estimation range of each multi-view image; selecting one of the N multi-view images as a reference image and M images as source images, and determining an initial depth map and an initial depth confidence map of the reference image according to the depth estimation range of the reference image and the depth estimation range of the source images; calculating a confidence mask value of a pixel point in the reference image according to the initial depth confidence map of the reference image; according to the confidence mask value, optimizing the depth value of each pixel point in the initial depth map of the reference image, and determining an optimized depth map; and filtering the optimized depth map, and determining the depth map, thereby solving the problem that the fusion degree of the texture region is not high, realizing that the depth map of the weak texture region can fill the missing position, and effectively reconstructing the large outdoor scene.

The invention discloses a 3D printing porous interbody fusion cage. The3D printing porous interbody fusion cage comprises a solid frame, a porous structure, meshing teeth, a clamping opening and a bone grafting bin; the porous structure is uniformly filled in the solid frame, so that each side surface of the solid frame is hollowed out; the upper end face and the lower end face of the solid frame are each provided with the plurality of meshing teeth, and the meshing teeth arranged on the end face of the same side of the solid frame are symmetrically arranged; the solid frame is provided with at least one bone grafting bin, and the bone grafting bin penetrates through the upper end face and the lower end face of the solid frame; the clamping opening is formed in the side face of the solid frame. According to the interbody fusion cage, the problems that a traditional interbody fusion cage is too high in elasticity modulus and has a stress shielding effect can be solved, and the elasticity modulus of the interbody fusion cage is close to the elasticity modulus of a human body bone of a patient part as much as possible.

The invention discloses a tissue engineering tracheal patch culture method and culture system. The method includes: (1) taking autogenous cartilage and epithelial cells for in-vitro culture; (2) performing 3D printing of a dish shaped bottom hard material layer with a flow passage system; (3) performing 3D printing of hydrogel cartilage cells above the bottom hard material layer to form a middle cell layer; (4) adopting a cell patch technique to construct a top patch layer, and transferring to the middle cell layer; (5) providing cartilage cell culture liquid and epithelial cell culture liquidto carry out hierarchical culture; (6) performing in-vitro culture to obtain a tissue engineering tracheal patch. By the tissue engineering tracheal patch cultured according to the method and system,problems of low tightness in combination of autogenous cells and artificial biological scaffolds and nonuniformity of allogeneic trachea donors and receptors are solved, the problem of cellular nutrition supply deficiency after patch transplanting is solved, and recovery of physiological functions of tracheas at repaired parts is facilitated.

The invention discloses a flexible polymer waterproof coiled material and a preparation method thereof. The flexible polymer waterproof coiled material comprises a spraying layer and a base layer; thebase layer comprises a polyvinyl chloride soft layer with the thickness of 0.5-0.9 mm, polypropylene fiber non-woven fabric which is compounded on the top surface of the polyvinyl chloride soft layerin a hot-pressing mode and has a mesh structure, and polyester fabric which is compounded on the bottom surface of the polyvinyl chloride soft layer in a hot-pressing mode and has a matte bottom surface; the spraying layer is sprayed on the top surface of the polypropylene fiber non-woven fabric; and the spraying layer is made of polyurethane or polyurea. The polymer coiled material can adapt tothe environment that a construction area is damp or sundries such as dust and sand exist or a working face is not a flat face, and has the advantages of being easy and convenient to construct and excellent in weather resistance.

The invention relates to an ultraviolet photosensitive anti-corrosion wear-resistant functional filler which comprises the following components in parts by weight: 150-300 parts of ultraviolet photosensitive main filler; 150 to 300 parts of an ultraviolet photosensitive auxiliary filler; 10 to 110 parts of a flaky filler; 15 to 110 parts of a rod-like material; 10-50 parts of a chemical modifier; and 5-20 parts of red phosphorus. The preparation method of the filler comprises the following steps: uniformly mixing and stirring the photosensitive main filler, the photosensitive auxiliary filler, the flaky filler, the rod-like material, the deionized water, the chemical modifier and the red phosphorus in proportion, carrying out hydrothermal reaction at 50-350 DEG C, filtering, washing, drying, grinding and grading to obtain the ultraviolet photosensitive anti-corrosion wear-resistant functional filler. The hydrophobicity of the photosensitive material is improved through surface modification, the dispersity of the filler in the coating is improved by means of the catalytic characteristic of the photosensitive material, the cross-linking performance of the filler and a polymer resin matrix is improved through a pre-cross-linking reaction, and finally the composite coating is endowed with excellent corrosion resistance and wear resistance.

The invention provides an assembling type external shell used for a power generator. The external shell is formed by two symmetrical semicircular metal shells through splicing. The two side edges of each metal shell are provided with an adapter plate and a connecting plate. The surface of the connecting plate is provided with multiple sealing grooves which are internally provided with sealing rubber strips I protruding out of the sealing grooves so that the gap between the two connecting plates can be sealed by the sealing rubber strips I after the two metal shells are spliced and the two connecting plates are fixed through a fixing bolt. The external side of the adapter plate is connected with a rotating shaft in an adapter manner through a connecting member, and the surface along the length direction of the adapter plate is provided with a bar-shaped groove. The bar-shaped groove is internally provided with a compression spring so that the compression spring is enabled to be in the compression state and generate elastic force after the two metal shells are spliced and the two connecting plates are fixed through the fixing bolt, and separating of the two metal shells is facilitated. The external shell is manufactured in a manner of being formed by the two symmetrical semicircular metal shells through splicing so that the external shell is enabled to be openable, and maintenance work is facilitated.

The invention discloses an alkyl glycoside biological bacteriostatic agent and a preparation process thereof, and belongs to the technical field of bacteriostatic agent preparation. The preparation process of the bacteriostatic agent comprises the following steps: 1, swelling ethyl cellulose for use; mixing eudragit E100, hydroxy propyl cellulose and absolute ethyl alcohol, and then adding the swelled ethyl cellulose to obtain a first mixture; and 2, mixing triethyl citrate, chitosan hydrochloride and fatty alcohol-polyoxyethylene ether to obtain a second mixture, mixing the first mixture and the second mixture, adding the antibacterial component and the solvent, and uniformly mixing to obtain the alkyl glycoside biological bacteriostatic agent. The prepared bacteriostatic agent can form a layer of transparent protective film on the surface of a leather product under the room temperature condition, the phenomena of dissolution, expansion, edge curling and the like cannot occur after the film is formed and soaked in water, and the bacteriostatic agent is suitable for daily storage and use.

The invention discloses a fabricated building full life cycle management cloud platform. The platform is based on an SAAS big data technology system and is divided into four layers of architecture design: a presentation layer, an application layer, a data layer and a physical layer. The presentation layer is a user unified entrance and provides a service data import configuration bus; the application layer provides a basic data layer application interface, and performs application extraction and preprocessing according to business and project management requirements to enter the data layer and a data mart; the data layer is a core base layer of the platform and is a user interface between the Internet of Things and all participants; the data layer is composed of a sensing layer of the Internet of Things system, an identification object, an acquisition information source and various sensors. According to the invention, informatization management and control of the whole industrial chain of the fabricated building are realized, and the problems of low integration degree and information splitting of the fabricated building industry are solved; information management and work cooperation of main bodies of all parties of the whole industrial chain of the fabricated building in the execution process of all stages of construction are achieved, and huge comprehensive benefits and social value are achieved.

The invention discloses zircon sand alkali fusion decomposing equipment. The zircon sand alkali fusion decomposing equipment comprises a stirring bin, a screw stirring roll, a driving mechanism and avibrating generation mechanism, wherein a stirring cavity is formed in the stirring bin; an oil line for heating the stirring cavity is formed in the inner wall of the stirring bin; the screw stirringroll is arranged in the stirring cavity of the stirring bin; the driving mechanism is used for driving the screw stirring roll to rotate so as to stir; and the vibrating generation mechanism is usedfor carrying out reciprocating axial movement during rotation of the screw stirring roll so as to vibrate a material in the stirring cavity. The stirring bin is provided with a feeding opening, a discharging opening, an oil inlet and an oil outlet, the feeding opening and the discharging opening communicate with the stirring cavity, and the oil inlet and the oil outlet separately communicate withtwo ends of an oil line; and the oil line is spirally arranged on the outer side of the stirring cavity. By the vibrating generation mechanism, the material in the vibrating stirring cavity can move axially during rotary stirring of the screw stirring roll, the problems that the degree of fusion of zircon sand and alkali liquor is not high, and decomposition is incomplete can be solved effectively, the purity of alkali fusion decomposing of zircon sand is greatly improved, and the quality of products is also improved.

The invention relates to the technical field of lithium ion battery electrode materials, in particular to a lithium titanate graphene electrode and a preparation method thereof, the electrode material is a composite electrode material generated by a hydrothermal reaction of lithium titanate and graphene oxide, and the lithium titanate is Li4Ti5O12; wherein the mass ratio of the Li4Ti5O12 to the graphene oxide is (70 to 90): (10 to 30). The lithium titanate/graphene (LTO/G) composite electrode material which is uniformly compounded and tightly combined is prepared by taking graphene oxide as a reinforcing body and Li4Ti5O12 as a raw material through a hydrothermal synthesis process. Li4Ti5O12 and graphene are compounded, so that direct contact between a negative electrode and an electrolyte can be avoided, the compatibility between the electrolyte and the negative electrode is improved, the conductivity of Li4Ti5O12 can be increased, more embedded lithium sites are provided, and the irreversible capacity is reduced; meanwhile, the introduction of the graphene can promote the diffusion of lithium ions and reduce the impedance of the SEI film, so that the high/low temperature performance of the battery is improved.

The invention discloses an antiflaming impacting resistance automobile coating material, and relates to the technical field of coating materials. Crylic acid and ethylene-propylene-diene monomer are adopted for modifying epoxy resin, and the heat dissipating and impacting resistance performance of the epoxy resin is improved; a titanate coupling agent and methylparaben are adopted for modifying graphene, hydroxyl active sites of the methylparaben are utilized for making the graphene react with active groups in resin, and the heat dissipating and impacting resistance capacity of the resin is improved; the problems that the material can be easily coagulated, dispersion is uneven, and bonding between the material and an organic raw material is not tight are solved; the preparation technologyis efficient and environmentally friendly, the cost is low, pollution on the environment cannot be generated, and the material is suitable for industrial production.

The invention discloses an anti-aging polymer waterproof coiled material convenient for construction and a preparation method thereof. The anti-aging polymer waterproof coiled material comprises a base layer, a polyurethane layer and a polyurea layer, wherein the base layer comprises a polyvinyl chloride soft layer with the thickness of 0.5-0.9 mm, polypropylene fiber non-woven fabric which is compounded on the top surface of the polyvinyl chloride soft layer and has a mesh structure, and polyester fabric which is compounded on the bottom surface of the polyvinyl chloride soft layer and has arough bottom surface; the polyurethane layer is sprayed on the top surface of the polypropylene non-woven fabric; and the polyurea layer is sprayed on the top surface of the polyurethane layer. The polymer coiled material can adapt to the environment that a construction area is damp or sundries such as dust and sand exist or a working face is not a flat face, and has the advantages of being easy and convenient to construct and excellent in weather resistance.

The invention discloses an anti-aging waterproof structure convenient for construction. The anti-aging waterproof structure comprises a spraying aiding layer formed by connecting a plurality of spraying aiding coiled materials in a lap joint mode, wherein the lap joint areas of every two adjacent spraying aiding coiled materials are bonded through an adhesive; a polyurethane layer is sprayed or smeared on the top surface of the spraying aiding layer, and a polyurea protective layer is sprayed on the top surface of the polyurethane layer; the bottom surface of the spraying aiding layer is bonded with a to-be-constructed area through a bonding layer made of a cement-based bonding agent or cement paste; each spraying aiding coiled material comprises a polyvinyl chloride soft layer with a thickness of 0.5-0.9 mm, a polypropylene non-woven fabric which is compounded on the top surface of the polyvinyl chloride soft layer in a hot-pressing manner and is provided with a mesh structure, and apolyester fabric which is compounded on the bottom surface of the polyvinyl chloride soft layer in a hot-pressing manner and is provided with a rough bottom surface. According to the invention, the problem of poor combination of sprayed polyurea or polyurethane under the condition that a construction area is damp or foreign matters such as dust and sand exist or a working surface is not a flat surface can be solved.