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Unmanned aerial vehicle-mounted radar hanger structure with damping function
ActiveCN224075781UUniform supportUniform cushioningNon-rotating vibration suppressionAlighting gearMarine engineeringDamping function
The utility model discloses an unmanned aerial vehicle-mounted radar hanger structure with a damping function, which relates to the technical field of unmanned aerial vehicles and comprises an unmanned aerial vehicle body, a base net rack and a pull net rack. The base net rack is connected to the bottom surface of the unmanned aerial vehicle body through bolts, and the lower part of the base net rack is provided with a sunken upper mounting groove; the pull net rack is arranged below the base net rack, the edge of the pull net rack is connected with the base net rack through a plurality of elastic connecting pieces, the upper portion of the pull net rack is provided with a sunken lower installation groove, and the lower installation groove corresponds to the upper installation groove and is used for being connected with the airborne radar in a clamped mode. Through the elastic connecting pieces between the base net rack and the towing net rack and the elastic supporting pieces on the towing net rack, vibration and impact generated in the flying process of the unmanned aerial vehicle can be effectively absorbed and buffered, precise equipment such as airborne radar can be protected, the performance of the unmanned aerial vehicle is improved, and the service life of the unmanned aerial vehicle is prolonged.
Owner:NO 15 INST OF CHINA ELECTRONICS TECH GRP
An impact-resistant polyether ether ketone-based engineering plastic and a method for producing the same
The application relates to the technical field of high polymer materials, in particular to an impact-resistant polyether ether ketone-based engineering plastic and a preparation method thereof; the polyether ether ketone-based engineering plastic is prepared from the following raw materials in parts by weight: 90-140 parts of PEEK resin, 12-20 parts of carbon fibers, 8-15 parts of basalt fibers, 3-5 parts of a silane coupling agent, 6-10 parts of a compatilizer, 5-8 parts of a composite antibacterial agent, 1.5-2.5 parts of an antioxidant, 2-3 parts of a lubricant and 1.5-2 parts of N-phenyl maleimide; the polyether ether ketone-based engineering plastic prepared by the application not only has excellent antibacterial performance and impact resistance, but also has good anti-aging performance and wear resistance, thereby prolonging the service life of the polyether ether ketone-based engineering plastic to a certain extent and ensuring the quality of the polyether ether ketone-based engineering plastic.
Owner:TANGYUAN COUNTY HERITAGE ENG PLASTICS CO LTD
High-resolution transmission device for flexible flat cable (FFC)
ActiveCN224067973Usmooth entryRelieve bending stressRelieving strain on wire connectionFlat/ribbon cablesRubber materialControl theory
The utility model discloses an FFC flexible flat cable high resolution transmission device, which relates to the FFC flat cable technology field, and comprises a connector main body and an interface slot, the interface slot is provided with a flat cable main body, and the joint of the flat cable main body and the interface slot is provided with a flat cable protection mechanism. The flat cable protection mechanism comprises a contraction cylinder, a straight cylinder and an expansion cylinder which sleeve one end, close to the interface slot, of the flat cable main body, the contraction cylinder and the expansion cylinder are positioned on two sides of the straight cylinder and are arranged in a mirror image manner, and the longitudinal sections of the expansion cylinder and the straight cylinder are semicircles which are gradually reduced towards the straight cylinder; according to the utility model, a progressive protection channel is formed through the flat cable protection mechanism composed of the contraction cylinder, the straight cylinder and the expansion cylinder, the diameter of the inlet end of the contraction cylinder is large, flat cables can enter smoothly, and the semi-arc-shaped raised lines on the inner wall of the straight cylinder are made of elastic rubber materials, so that the frictional wear between the flat cables and the channel is reduced, and the service life of the flat cables is prolonged. And the outlet end of the expansion cylinder is gradually expanded, so that the bending stress of the flat cable is effectively relieved.
Owner:SHENZHEN WENXIN ELECTRONICS
A method for preparing a neodymium-iron-boron nano-coating material
ActiveCN116053035BImprove coating surface tensionImprove pull strength
The present application relates to a kind of preparation methods of coating material, in particular to a kind of preparation methods of neodymium iron boron nano coating material.It includes the following steps: substrate pretreatment;Coating preparation: spray preparation nano coating, the binder of nano coating belongs to silicon-titanium modified polymer system, coating thickness is controlled at 20-25 μm, curing process: 50-70 ℃ surface dry 5-20 min, 160-200 ℃ baking and curing 40-60 min;Coating plasma treatment: plasma treatment 2-4 times.The present application nano gray coating can significantly improve surface tension after plasma treatment, the durability of coating surface tension treated under the condition that air is gas source is obviously superior to nitrogen, surface tension is still above 50 mN / m after room temperature is placed and naturally aged 6 months;After coating surface plasma treatment, drawing strength is also improved simultaneously.
Owner:ZHEJIANG SHEENSEN MAGNETICS TECH CO LTD
A modified asphalt based on recycled rubber powder using a renewable composite activator, its preparation method and application
ActiveCN122080658AEfficient interface modificationFill in the application gapPlastic recyclingBuilding insulationsPolymer sciencePerylene derivatives
This invention pertains to compositions of polymeric compounds, specifically a recycled rubber powder modified asphalt based on a renewable composite activator, its preparation method, and its application. The recycled rubber powder modified asphalt comprises a base asphalt and activated rubber powder in a mass ratio of 1:(0.2~0.3). The activated rubber powder comprises waste tire rubber powder and a composite activator in a mass ratio of 10:(0.8~1.5). The composite activator comprises an organic phase and an inorganic phase in a mass ratio of (1.5~3):1. The organic phase is a chitosan-amino acid derivative, and the inorganic phase is a layered bimetallic hydroxide. Compared with existing technologies, the rubber powder modified asphalt prepared by this invention exhibits good high-temperature storage stability and interfacial structural integrity, demonstrating excellent anti-aging properties and high-temperature rutting resistance during long-term service.
Owner:TONGJI UNIV
Aluminum chloride-based composite flocculant and preparation method thereof
The application discloses a composite flocculant based on aluminum chloride and a preparation method thereof, and belongs to the technical field of flocculant preparation, and is used for solving the technical problem that the stability and flocculation performance of the flocculant need to be further improved in the prior art; the branched polymer containing polycarboxyl groups is prepared by the reaction of tris(2-aminoethyl)amine and pyromellitic dianhydride, and the taurine groups are introduced to obtain the sulfobranched polycarboxyl polymer; the titanium phosphorus silicon aminopropyl composite is synthesized by using the sol-gel method, and the inorganic-organic network combination is realized; the polyimidazolium-hydroxy ether is obtained by the reaction of imidazole, epichlorohydrin and bisphenol A diglycidyl ether; the composite flocculant is formed by the reaction of the three under the acidic condition, the composite flocculant combines the polycarboxyl groups, the sulfonic acid groups, the imidazolium groups and the inorganic-organic skeleton, has high charge density, good adsorption and bridging performance, can rapidly form stable flocs, and can effectively remove the suspended particles and organic pollutants in water.
Owner:WUXI BISHENG WATER TREATMENT AGENT CO LTD
Box door handle for test box
ActiveCN224173846UImprove maintenance convenienceeasy to cleanWing handlesWing knobsStructural engineeringTest chamber
The box door handle for the test box comprises a main body and a rear cover, the main body is of a hollow box-shaped structure with an opening, and the opening is formed in the outer surface of the main body; the rear cover is detachably connected with the main body and forms a sealed cavity with the opening; a plurality of reinforcing ribs are integrally formed in the main body in an injection molding manner, and extend and are distributed along the longitudinal or transverse direction of the main body; through the combination of the hollow box-shaped structure and the detachable rear cover, various technical problems existing in a traditional handle are successfully solved, firstly, the main body adopts the hollow design, materials are saved, the weight is reduced, meanwhile, the external complete shape is kept, and the attractiveness and the holding feeling are not influenced;
Owner:TIANJIN HAISHENG TECHNOLOGY DEVELOPMENT CO LTD
An ultrathin high-viscosity high-elasticity modified asphalt and a preparation method thereof
PendingCN122103917ASolve segregation and stratification problemsImprove low temperature crack resistanceBuilding insulationsElastomerPolymer science
The application belongs to the technical field of modified asphalt materials, and particularly relates to high-viscosity and high-elasticity modified asphalt for ultra-thin surface and a preparation method thereof. The high-viscosity and high-elasticity modified asphalt comprises the following components in parts by weight: 100 parts of base asphalt, 7-15 parts of SBS thermoplastic elastomer, 2-4 parts of tackifier, 4-8 parts of plasticizer, 3-6 parts of polyolefin elastomer grafted glycidyl methacrylate, and 1-2 parts of diaryl disulfide. The polyolefin elastomer grafted glycidyl methacrylate, the specific tackifier and the plasticizer are used to synergistically modify the SBS modified asphalt, so that the anti-segregation performance, low-temperature crack resistance, high-temperature stable anti-rutting capability and anti-aging property of the obtained modified asphalt can be simultaneously improved.
Owner:FUJIAN EXPRESSWAY MAINTENANCE ENG +2
An ear clip type earphone
The utility model relates to earphone technical field discloses an ear clip type earphone, including host computer subassembly and elastic ear block, host computer subassembly includes host computer casing and connecting portion, connecting portion is located host computer casing one end, and with host computer casing integral forming, elastic ear block is located connecting portion away from host computer casing one end, and elastic ear block with connecting portion between be equipped with the fixed structure of snap -on connection. Through integral type structure's host computer subassembly and elastic ear block connection, strengthened earphone whole's mechanical stability and reliability, and elastic ear block preferably soft glue or memory sponge material, can in long -term use, bear frequent deformation and restore and not easy to appear material inside microstructure damage, simultaneously, adopt the elastic ear block of soft glue or memory sponge material, can make more close ear, not easy to drop, and soft glue or memory sponge material can also improve the wearing comfort of user, thereby improve the user's use experience feeling.
Owner:邓运
A radiation-cooled paving brick and its preparation method
PendingCN122079577AImprove mechanical propertiesImprove wear resistanceRefrigeration machinesFiberBrick
This invention belongs to the field of building materials technology and relates to a radiation-cooled paving brick and its preparation method. The radiation-cooled paving brick comprises, from bottom to top, a base layer, a functional layer, and a surface layer. The functional layer comprises, by weight, the following raw material components: 20-50 parts cement-based binder, 20-50 parts radiation-cooling functional filler, 0-30 parts aggregate, 0.5-2.5 parts admixture, and 0.1-0.5 parts reinforcing fiber. Both the functional layer and the base layer of this invention are cement-based materials, resulting in strong bonding. Through the synergistic effect of the functional filler in the functional layer and the cement hydration products with radiation-cooling function, and with the surface coated with an inorganic nano-high-hardness self-cleaning surface layer, a highly efficient and long-lasting radiation-cooling effect can be achieved.
Owner:JIANGXI YINSHAN SUPER MATERIAL TECH CO LTD
Curtain upper beam
ActiveCN224187464UEasy to installEasy to disassembleLight protection screensMechanical engineeringPhysics
Owner:ZHEJIANG YIANO SHADING TECH CO LTD
Methods for creating SMT carrier markings and SMT carriers
This application relates to the field of circuit board manufacturing technology, and discloses a method for manufacturing SMT carrier markings and an SMT carrier. The method for manufacturing SMT carrier markings includes: providing an SMT carrier with a marking area; performing an oxidation treatment on the SMT carrier to cover its surface with an oxide layer; using a first laser to engrave the oxide layer within the marking area, making the marking area white; and using a second laser to further engrave the oxide layer within the marking area to form a marking, which is black. The above-described method for manufacturing SMT carrier markings optimizes the structure of the prepared markings, creating a strong contrast between the marking and the background color of the marking area, making them easily identifiable; furthermore, the white background color of the marking area reflects radiation and lowers the surface temperature of the carrier, making it less prone to discoloration and improving recognition speed. The markings prepared by this application have strong anti-aging properties, increased strength and hardness, and are less prone to wear.
Owner:ZHUHAI ALL WINNER FPC
A new type of steel structure seismic stop block
This invention proposes a novel steel structure seismic-resistant block, fixedly installed at the bottom of a steel box girder and on the inner side of the pier support. It includes a damping plate and a stiffening plate. The damping plate is fixedly mounted on a fixed frame composed of stiffening plates, facing the pier support. The fixed frame is fixedly mounted at the bottom of the steel box girder. The damping plate includes a plate bearing and evenly distributed nails on the plate bearing. Both the plate bearing and the nails are made of neoprene rubber. This invention achieves its damping function by using a neoprene rubber damping plate instead of the original elastic structure. It serves as a primary energy-dissipating structure, with a stiffening plate behind the damping plate acting as a secondary energy-dissipating structure. This multi-layered energy-dissipating structure results in better overall damping performance, effectively absorbing and attenuating vibrations, and reducing the impact of lateral slippage of the superstructure on the pier.
Owner:JIANGSU ZHONGSHE GRP
Electrochemical nanosensor for detecting nitric oxide in macrophages and preparation method and application thereof
This invention belongs to the field of biosensor technology, specifically relating to an electrochemical nanosensor for NO detection in macrophages, its preparation method, and its application. The electrochemical nanosensor includes a working electrode and a layer of gold nanoparticles, a layer of platinum nanoparticles, and a 5-amino-1-naphthol polymer layer sequentially modified on its surface. The 5-amino-1-naphthol polymer layer has a porous structure and can selectively permeate NO molecules while blocking interfering substances. This invention constructs an electrochemical nanosensing platform for in-situ NO detection in single cells, used for evaluating macrophage polarization phenotypes. Simultaneously, this platform was applied to a co-culture system of macrophages and cancer cells under different stress states to explore the regulatory effects of cellular immunogenic death and ferroptosis on macrophage polarization, providing single-cell level technical support and experimental evidence for the study of the tumor immune microenvironment.
Owner:SHANDONG NORMAL UNIV +1
Porcelain sand for extra-high voltage insulator production and preparation method thereof
PendingCN121974658AImprove high temperature resistanceStrong arc resistanceCeramicsClaywaresCelluloseKaolin clay
The invention discloses porcelain sand for extra-high voltage insulator production and a preparation method, the porcelain sand comprises the following components: 30-50 parts of formula mud, 13-18 parts of alumina powder, 10-15 parts of glaze powder, 4-9 parts of talc, 3-8 parts of first-class clay, 5-10 parts of second-class clay, and 4-9 parts of albite, the formula mud is prepared from the following components in parts by weight: 45 to 60 parts of kaolin, 25 to 30 parts of quartz sand, 10 to 15 parts of potassium feldspar, 8 to 10 parts of bentonite and 0.8 to 1.2 parts of carboxymethyl cellulose; the preparation method of the porcelain sand comprises the steps of ingredient grinding, magnetic separation for iron removal, filter pressing for dehydration, vacuum pugging, drying for sand making and high-temperature sintering. The porcelain sand has extremely high high temperature resistance, arc resistance and aging resistance, can be adhered to the root of an insulator blank through glue and is sintered and molded together with the blank, so that the root of the insulator can be better connected with a fitting through cement, and the overall mechanical strength and electrical performance of the insulator are improved.
Owner:HUNAN HUDIAN POWER EQUIP CO LTD
High-temperature-resistant epoxy AB adhesive and preparation method thereof
ActiveCN119505777BImprove mechanical propertiesImprove high temperature resistanceNon-macromolecular adhesive additivesEpoxy resin adhesivesPolymer scienceGraphene
The application relates to the technical field of adhesives, and discloses a high-temperature-resistant epoxy AB adhesive and a preparation method thereof.The high-temperature-resistant epoxy AB adhesive comprises an A component and a B component; the A component comprises the following raw materials: bisphenol A type epoxy resin, an ultraviolet absorber, a defoaming agent, anti-aging oxidized graphene and deionized water; and the B component comprises the following raw materials: acid anhydride silicon oil and deionized water.The anti-aging oxidized graphene and the acid anhydride silicon oil are prepared and used in the preparation process of the epoxy AB adhesive, so that the prepared epoxy AB adhesive has excellent mechanical properties, high-temperature resistance and anti-aging performance, can stably play a bonding role for a long time in a high-temperature environment, does not stick during use, does not affect the use effect, is not prone to aging and cracking, can meet the use requirements in multiple fields, and has a long service life.
Owner:ZHEJIANG RUSONG NEW MATERIAL TECH CO LTD
Waterborne heavy anti-corrosion coating for construction of rusty and residual paint film
PendingCN121950147Aimprove protectionStabilize rustAnti-corrosive paintsElectrically-conductive paintsFluorocarbon ResinsRust
The invention discloses a water-based heavy anti-corrosion coating for construction with rust and residual paint films. The coating comprises an ionic water-based modified alkyd emulsion, water-based fluorocarbon resin, deionized water, an anti-rust pigment, a filler, an anti-flash rust agent, a salt spray resistant auxiliary agent, a self-repairing auxiliary agent, a penetrant, a corrosion inhibitor, a thixotropic agent and an auxiliary agent. The coating contains the anti-rust pigment, the filler, the flash-rust inhibitor and the salt-spray-resistant additive, the four components interact with each other and can act on the steel surface and rust left on the surface to generate a stable chelate passivation layer and a complex, and the product is strongly attached to the steel surface in the form of physical bonds and chemical bonds to form a good insoluble protective film, so that the corrosion resistance of the coating is improved, and the service life of the coating is prolonged. The rust inhibitor can stabilize rust and prevent rust, inhibits the corrosion process, realizes construction with rust, and has the advantages of safety, environmental protection, construction with rust and residual paint film and the like.
Owner:HEBEI XINGZUO NEW ENERGY TECHNOLOGY CO LTD
High strength and durable balloon catheter for deep vein
ActiveCN116726354Bgood dimensional stabilityHigh temperature resistantBalloon catheterMedical devicesVeinThermoplastic polyurethane
The application relates to the technical field of balloon catheters, in particular to a high-strength and durable balloon catheter for deep veins, which comprises a catheter and a connecting pipe, the inner wall of the catheter is movably connected with a communicating pipe, one side of the communicating pipe corresponding to the catheter is provided with an iron filament, the outer wall of the catheter is sequentially provided with a polytetrafluoroethylene layer, a toughness layer and a wear-resistant layer, one end of the catheter is fixedly connected with the connecting pipe, the outer wall of the connecting pipe is provided with a balloon main body, the upper end of the balloon main body is provided with a reinforcing layer and a thermoplastic polyurethane layer, the side close to the balloon main body of the connecting pipe is fixedly connected with a displacement section, the material of the balloon main body can be tightly combined with the thermoplastic polyurethane layer and the reinforcing layer, so that the balloon main body is not easy to fall off, the durability of the device is increased, the user can fold the catheter into a shape required by the human body, the use flexibility of the device is improved, the high-strength and durability of the device are increased, and the service life is prolonged.
Owner:ZHEJIANG TONGXUAN MEDICAL TECH CO LTD
A method for producing a high-strength water-resistant polyvinyl alcohol film
The application discloses a production method of high-strength water-resistant polyvinyl alcohol film and relates to the technical field of high polymer materials. When the high-strength water-resistant polyvinyl alcohol film is prepared, first, quaternary phosphonium salt is prepared by reacting 4-bromobutyric acid and tris(4-fluorophenyl) phosphine, then the quaternary phosphonium salt is subjected to esterification with polyvinyl alcohol to prepare modified polyvinyl alcohol; then, functionalized carbon dots are prepared by taking clove extract, branched polyethyleneimine and cysteine as raw materials, and then the functionalized carbon dots are reacted with 4-formaldehyde benzene boronic acid to prepare boronic acid functionalized carbon dots; the modified polyvinyl alcohol, the boronic acid functionalized carbon dots and sodium carboxymethyl cellulose are mixed and reacted, and after being cast into a film, the high-strength water-resistant polyvinyl alcohol film is prepared by a two-way stretching process. The high-strength water-resistant polyvinyl alcohol film prepared by the application has excellent comprehensive performance, and has good mechanical strength, water resistance and functionality.
Owner:SHANDONG SENGONG NEW MATERIAL TECH CO LTD
Filling component for glass fiber reinforced plastic finishing powder solid waste
ActiveCN224173600Uaccelerated corrosionGood anti-aging performanceStrutsGirdersGlass fiberPlastic waste
The utility model discloses a glass fiber reinforced plastic finishing powder solid waste filling component which comprises a glass fiber reinforced plastic pipe, a solid waste filling layer and a rib cage, the solid waste filling layer and the rib cage are filled in the glass fiber reinforced plastic pipe, and ring ribs are arranged on the inner wall of the glass fiber reinforced plastic pipe and distributed in the axial direction of the glass fiber reinforced plastic pipe. The glass fiber reinforced plastic pipe is filled with the solid waste filling layer, glass fiber reinforced plastic waste is recycled and converted into a part of building materials, effective recycling of the waste is achieved, and the influence on the environment is reduced; the inner wall of the glass reinforced plastic pipe is coated with a saturated ethanol solution of a (C3H4N2) nAg imidazole silver metal salt complex, the mechanical property of an interface is improved, in addition, the annular ribs are arranged on the inner wall of the glass reinforced plastic pipe, the concrete layer and the glass reinforced plastic pipe can be tightly combined, the solid waste filling layer is prevented from falling off from the glass reinforced plastic pipe, and the construction quality is guaranteed; in addition, the glass fiber reinforced plastic has good corrosion resistance and aging resistance, and the service life of the component can be prolonged.
Owner:NANJING FORESTRY UNIV
Bird repelling device
The utility model discloses a bird repelling device which comprises a bottom plate installed on a cross arm of a telegraph pole, a connecting plate is installed on the bottom plate, long spine layers and short spine layers are arranged on the connecting plate in the length direction of the connecting plate at intervals, and each short spine layer is located between every two adjacent long spine layers. The long spine layer is composed of a plurality of long spines which are evenly arranged at intervals in the direction perpendicular to the length direction of the connecting plate. The short spine layer is composed of a plurality of short spines which are evenly arranged at intervals in the direction perpendicular to the length direction of the connecting plate. The top of the bird repelling device is of the conical spine structure which simulates wild jujube spines, so that when birds fall on the bird repelling device on a cross arm of a telegraph pole, the birds feel pain caused by the spines and actively fly away from the area, and the conical tips of the tops of the spines are of the smooth structure and do not cause great harm to the birds. Birds are not damaged while efficient bird repelling is achieved, and the situation that the birds generate immune reaction and continue to nest on the telegraph pole cross arm is avoided.
Owner:BAODING ELECTRIC POWER VOCATIONAL & TECH COLLEGE
Wire cable with anti-aging structure
ActiveCN224190703Uplay a role of buffer protectionImprove corrosion resistanceClimate change adaptationInsulated cablesElectric wirePitch
The utility model relates to the technical field of wires and cables, in particular to a wire and cable with an anti-aging structure. The cable comprises filling cotton and a cable, the cable is inserted in the filling cotton in a penetrating manner, the surface of the filling cotton is sleeved with a fixing sleeve, cotton of the fixing sleeve is fixedly connected with a rubber sleeve, the surface of the rubber sleeve is coated with an anti-corrosion coating, the anti-corrosion coating is an epoxy coal pitch coating, the surface of the anti-corrosion coating is sleeved with a buffer layer, and the buffer layer is coated with an anti-corrosion layer. The buffer layer is a rubber layer, a plurality of rubber strips are fixedly connected to the inner wall of the buffer layer, and the rubber strips are evenly distributed on the inner wall of the buffer layer in a circumferential array mode. The problems that in the actual use process, wires and cables are affected by various factors such as moisture in the environment, corrosive substances, external force and temperature changes, and the factors can accelerate aging of the wires and cables, reduce the performance and service life of the wires and cables and even cause safety accidents are solved.
Owner:SHENZHEN YUNSHENG DALI ELECTRONIC TECHNOLOGY CO LTD
Thermooxidatively aging resistant aerial insulated conductor
PendingCN122677239Aachieve non-volatileAchieve churn resistance
This invention belongs to the field of insulated conductor technology, specifically disclosing a thermo-oxidative aging resistant overhead insulated conductor. The thermo-oxidative aging resistant overhead insulated conductor of this invention includes a conductor and an insulation layer covering the surface of the conductor. The insulation layer includes a thermo-oxidative protective layer, a transition layer, and a photo-oxidative protective layer, all coaxially arranged in contact. The thermo-oxidative protective layer comprises cross-linked polyethylene, a high molecular weight hindered phenolic heat stabilizer, and dilauryl thiodipropionate; the photo-oxidative protective layer comprises cross-linked polyethylene, an ultraviolet absorber, an initiator, and a hindered amine light stabilizer. Through a "high molecular weight + bonded" design, combined with the synergistic effect of nanofillers, the non-volatility, anti-leakage, and multifunctional protection of the antioxidant are achieved. Furthermore, the multi-layer structure design enables the directional distribution of the antioxidant, with priority protection against internal thermo-oxidative damage and priority blocking of external photo-oxidative damage, synergistically breaking the industry's reliance on homogeneous materials.
Owner:QIYUAN ELECTRIC CO LTD
Hexagonal block solid stone slope protection structure
The utility model discloses a kind of six-prong block solid stone slope protection structures, including multiple six-prong blocks, multiple six-prong blocks inside are provided with up and down through grass planting cavity;Multiple six-prong blocks are provided with at least 6 through holes at height direction 1 / 3 along horizontal direction through;Multiple through hole is through with steel wire A and steel wire B reinforcement fixed;Multiple six-prong blocks are laid along box culvert boundary boundary line and cut-off flood drainage channel top boundary line respectively, six-prong block inside located in edge area is filled with concrete by concrete filling cavity, to form boundary reinforcement area.The six-prong block solid stone slope protection structure of the utility model not only improves the structural stability and ecological performance of slope protection, also has the advantages such as convenient construction, cost benefit is high, durability is strong and water permeability is good.
Owner:SINOHYDRO ENG BUREAU 4
Glass microsphere filler using coal gasification fine slag as raw material and preparation method thereof
The present application relates to a kind of glass microsphere fillers with coal gasification fine slag as raw material and its preparation method, method includes taking coal gasification fine slag dilution with water into 20-40 wt% coal gasification fine slag slurry, after sufficient stirring to slurry, through 300 mesh sieve, collect sieve under composite slurry, solid-liquid separation is carried out to material, filter cake is dried, then calcined at 700 DEG C and carbon is removed, obtain glass microsphere filler;The filler of the present application can be directly used in the preparation of plastic products without organic modification, play the role of reinforcing agent in the obtained plastic products, improve the strength, hardness, anti-aging, high temperature stability of product.
Owner:JILIN JIANZHU UNIVERSITY
Highly oxygen-barrier plastic bottle and method for producing the same
This invention relates to the field of plastics technology, specifically to a high-oxygen-barrier plastic bottle and its preparation method. The invention involves uniformly mixing polyethylene, ethylene-vinyl alcohol copolymer, nylon oligomer, compatibilizer, and high-performance barrier material to obtain a mixture; the mixture is then melt-extruded and injection-molded to obtain a preform; the preform is then placed in a blow molding die, inflated, and cooled to obtain the finished plastic bottle. This finished plastic bottle possesses excellent barrier properties, antioxidant properties, and antibacterial properties, thus having broad application prospects in the field of plastics technology.
Owner:ZHE JIANG SHEN XIN AI SI KAI BAO ZHUANG YOU XIAN GONG SI
Waterproof and breathable polyurethane material and method for producing the same
ActiveCN118082351BWaterproof and breathableGood anti-aging performanceLamination ancillary operationsCellulosic plastic layered products
This invention discloses a waterproof and breathable polyurethane material and its preparation method, relating to the field of polyurethane material technology. The waterproof and breathable polyurethane material includes a base layer, a middle layer, and a top layer; the thickness ratio of the base layer, middle layer, and top layer is (5-10):(6-10):(4-8); the base layer is selected from regenerated cellulose fiber and synthetic fiber; the middle layer, by weight, contains the following components: 100 parts of waterborne polyurethane resin, 0.01-0.5 parts of wetting and leveling agent, 1-5 parts of foam stabilizer, and 0.01-0.5 parts of isocyanate curing agent; the top layer, by weight, contains the following components: 100 parts of waterborne polyurethane resin, 0.01-0.2 parts of scratch-resistant agent, 0.01-0.5 parts of wetting and leveling agent, 1-5 parts of foam stabilizer, and 0.01-0.5 parts of isocyanate curing agent. The waterproof and breathable polyurethane material of the present invention has good waterproof and breathable properties, anti-aging properties, a comfortable surface feel, and a high yield rate; moreover, the preparation method is simple and easy to operate, which is convenient for large-scale production.
Owner:HUIZHOU XINHAOYUAN DEV
Composite frame and folding table for outdoor portable folding table
This invention provides a composite frame and folding table for a portable outdoor folding table. An n-shaped groove is formed by a first, second, and third clamping plate for fixing photovoltaic modules. A connector's snap-fit block is inserted into the connecting groove of the long frame. The second fixing hole of the connector and the first fixing hole of the short frame are fixed together by fasteners. A fiber fabric layer is provided on the inner side of the first, second, and third clamping plates. Through this structure, the first and second clamping plates form an upper and lower clamping structure, achieving double-sided limiting and protection of the photovoltaic modules, enabling the folding table to supply power in outdoor environments to meet the needs of outdoor electronic devices. The connector ensures the stability of the frame corners, preventing loosening, and is easy to disassemble for maintenance and replacement, as well as facilitating folding and storage. The fiber fabric layer enhances the frame's cushioning, wear resistance, and anti-aging properties.
Owner:ZHEJIANG BOFEI GREEN ENERGY TECHNOLOGY CO LTD
An oil delivery line for a microlubrication system
The utility model relates to the technical field of trace lubrication, and disclose a kind of oil delivery pipeline for trace lubrication system, including connecting sleeve and spray head, the one end fixed mounting of connecting sleeve far from spray head has inner tube, the one end fixed mounting of inner tube far from spray head has limit seat one and limit seat two, the installation frame is clamped between limit seat one and limit seat two, the one end sleeve connection of inner tube far from spray head has outer tube, the one end of inner tube far from spray head is provided with positioning assembly.This oil delivery pipeline for trace lubrication system, through inner tube and outer tube are made of nylon pipe material, because its nylon pipe has excellent oil resistance, flexibility and anti-aging, avoid lubricating oil corrosion pipeline or pipeline aging cracking, while inner tube is used to oil, and outer tube is used to gas, can improve the overall device practicability, and cooperate with the fixing of fixed seat one and fixed seat two, avoid outer tube displacement.
Owner:SHANGHAI DINGYI FLUID TECH CO LTD
Cleaning system for conveyor belt
The cleaning system comprises an installation part, a cleaning part and an adjusting part, the relative position of a cleaning edge is changed through the rotatable cleaning part, adhered materials are effectively removed, the cleaning effect is improved, the cleaning system can adapt to materials with different thicknesses and shapes, and the cleaning efficiency is improved. The cleaning angle is adjusted according to the running state of the conveying belt and the material characteristics, the adjusting part allows the cleaning part or the conveying belt to be subjected to angle adjustment after abrasion, and therefore the cleaning effect is kept, the situation that the cleaning effect is reduced due to abrasion of the cleaning part is avoided, the replacement frequency is reduced, and frequent replacement or adjustment of equipment is not needed. The mounting pieces are stably fixed on the two sides of the conveying belt and keep a certain interval with the conveying belt, extra abrasion or damage caused by excessive contact between the cleaning piece and the conveying belt is avoided, and continuity and stability of the production process are guaranteed.
Owner:SHOUGANG LUANNAN MACHENG MINING CO LTD