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47results about How to "High strength and stability" patented technology
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Sendust/ferrite composite magnetic powder and preparation method of magnetic powder core adopting same
InactiveCN106356177AImprove permeabilityHigh resistivityInorganic material magnetismInductances/transformers/magnets manufactureMaterials preparationSendust
The invention relates to the field of material preparation, in particular to sendust / ferrite composite magnetic powder and a preparation method of a magnetic powder core adopting the same. The preparation method comprises the following steps: firstly, flat sendust magnetic powder is prepared, then, the sendust magnetic powder is put in a Fe-Zn-Mn mixed nitrate solution, a ferrite coating is synthesized in situ on the surface of the flat sendust magnetic powder through a hydrothermal reaction, the ferrite coating is washed, dried and mixed with a binder and a lubricant, the magnetic powder core is prepared from the sendust / ferrite composite magnetic powder through cold pressing, and then stress relief annealing is performed. The sendust / ferrite composite magnetic powder and magnetic powder core have high magnetic conductivity and low high-frequency loss, and can be applied to telecommunications and radar as well as fields of microwave absorption and electromagnetic shielding.
Owner:GUANGDONG UNIV OF TECH
Environment-protecting high-pressure no-baking ardealite brick and its making process
The environment-protecting high pressure no-baking ardialite brick is made with the material including sand in 100 weight powder, ardialite in 40-60 weight portions, solid phase adhesive in 10-20 weight portions, liquid phase adhesive in 0.1-0.5 weight portions, and sodium humate in 0.5-2 weight portions. The making process includes mixing all the material through stirring, molding the mixture in mold inside brick making machine at pressure not lower than 40 MPa, demolding and curing. The ardialite brick has high and stable strength, long service life and low cost.
Owner:德阳市智源新材料有限公司
Fibre veneer board and its production method
InactiveCN1623745AIncrease profitReduce energy consumptionWood veneer joiningWood layered productsEngineeringComposite plate
A fibrous plyboard is prepared from at least one single board, and at least one fibrous layer through providing single board(s), providing fibres, shaping raw board, prepressing, hot pressing, and post-treating.
Owner:吴小凤
Environment-protecting high pressure no-baking carbide residue brick and its making process
The environment-protecting high pressure no-baking carbide residue brick is made with the material including sandy rock in 100 weight powder, carbide residue in 20-50 weight portions, solid phase adhesive in 10-30 weight portions, liquid phase adhesive in 0.2-0.7 weight portions, and water in 3-8 weight portions. The making process includes crushing and sieving sandy rock into sand, mixing all the material, molding the mixture in mold inside brick making machine at pressure not lower than 40 MPa, demolding and curing. The carbide residue brick has high and stable strength, long service life and low cost.
Owner:德阳市智源新材料有限公司
Device for generating stable and controllable plasma photonic crystals and method thereof
InactiveCN105487140ASymmetrically consistentConsistent spatial periodicityPlasma techniqueOptical elementsElectricityMemory effect
The invention provides a device for generating stable and controllable plasma photonic crystals and a method thereof. The device comprises a femtosecond laser, a lens group, an adjustable diaphragm, a micro-lens array and a dielectric barrier discharge unit. The lens group includes a concave lens and a convex lens which are arranged in turn. The dielectric barrier discharge unit comprises two opposite liquid electrodes and an AC power supply which is electrically connected with the two liquid electrodes. The focal plane of the micro-lens array is arranged in a discharge gap between the two liquid electrodes. Laser is utilized to initiate discharge, laser is enabled to form periodic plasma filament structures in the gas through the micro-lens array, and stable and controllable plasma photonic crystals of different symmetries are formed by the "memory effect" of dielectric barrier discharge so that the disadvantages of poor reproducibility and controllability due to the fact that existing devices realize the plasma photonic crystals of different symmetries by purely relying on the nonlinear self-organization method of discharge filaments can be overcome.
Owner:HEBEI UNIVERSITY
Surface insulation treating method adopting boric acid as reactant to reduce sendust core loss
InactiveCN105336492AAchieve flatPrevent escapeInductances/transformers/magnets manufactureEpoxySendust
The invention relates to a surface insulation treating method adopting boric acid as a reactant to reduce sendust core loss and belongs to the technical field of magnetic material preparation. The method comprises the following steps that 1, sendust is placed into a boric acid water solution to carry out high-energy ball milling so that the surface of the sendust can be fully moistened by the boric acid water solution; 2, the moistened sendust is dried for 1 h in a vacuum drying box with the temperature of 120 DEG C to be dehydrated; 3, the dehydrated sendust is placed into a reaction furnace with the temperature of 900 DEG C for 10-minute heat preserving, and cooled along with the furnace, and a multiphase insulating coating layer containing Al2O3, SiO2 and the like is synthesized on the surface of the sendust through a one-step reaction; 4, deionized water is used for cleaning the sendust having subjected to the boric reaction, and drying is carried out after cleaning; 5, 1wt% of epoxy resin and 0.8wt% of magnesium stearate are added to enable the sendust to be pressed into a magnetic powder core in a cold mode under 2000 Mpa; 6, the sendust core is annealed for 1 h at the temperature of 660 DEG C. The method is simple in process and low in cost; the prepared product is high in magnetic conductivity, low in loss and wide in application range.
Owner:GUANGDONG UNIV OF TECH
System and method for generating high-strength broadband terahertz wave by means of liquid column
PendingCN108683059AImprove production efficiencySimple system configurationLiquid masersOptical pathBroadband
The invention discloses a system and a method for generating high-strength broadband terahertz wave by means of liquid column. The system comprises a laser, a spectroscope, a chopper, a first off-axisparabolic mirror and the liquid column, wherein the laser, the spectroscope, the chopper, the first off-axis parabolic mirror and the liquid column are successively arranged in an optical path; the foal length of the first off-axis parabolic mirror is one inch; the direction of the liquid column is vertically downwards; the laser is used for transmitting a horizontally polarized laser beam; the horizontally polarized laser beam is divided into a pump light beam and a detecting light beam through the spectroscope; the pump light is modulated by the chopper and then is focused to the liquid column by the first off-axis parabolic mirror; and a terahertz wave radiation source which can radiate the high-strength broadband terahertz wave is formed at the liquid column. According to the system and the method, the liquid column is utilized for generating the terahertz wave, and high generation efficiency is realized. The system and the method have advantages of simple system structure, low construction cost, easy maintenance and high reliability. The system and the method fill in gaps in the field of current high-strength broadband terahertz wave generation technology and have relativelyhigh scientific research value and relatively high application value.
Owner:CAPITAL NORMAL UNIVERSITY
Linear bearing retainer
ActiveCN103470634AImprove mechanical propertiesExtended service lifeBearing componentsFurnace typesEngineeringUltimate tensile strength
The invention provides a linear bearing retainer which is formed integrally, good in integrity, and high in strength, belonging to the technical field of bearings. The invention solves the technical problems that the bearing retainer in the prior art is poor in integrity, low in precision, easy to wear, and short in service life. The technical scheme provided by the invention is that the linear bearing retainer comprises a hollow cylindrical frame, wherein a plurality of recesses are formed axially in the surface of the cylindrical frame; ball rolling paths are formed in the recesses; the ball rolling paths are communicated with the interior of the cylindrical frame; the cylindrical frame is in the shape of an equilateral hexagon; the recesses are formed in the six faces of the cylindrical frame respectively; the cylindrical frame is formed integrally. The bearing retainer is formed integrally, good in integrity, high in strength, difficult to wear, simple in process, and longer in service life.
Owner:宁波恒力汽配轴承有限公司
Grouting material for concrete reinforcement
The invention discloses a grouting material for concrete reinforcement. The grouting material for concrete reinforcement comprises the following raw materials: ordinary portland cement, sulphoaluminate cement, quartz sand, a swelling agent, a water reducing agent, an antifoaming agent, cellulose ether, a dispersible emulsion powder, polypropylene staple fiber and silicon micropowder. The groutingmaterial provided by the invention has the following beneficial effects: through addition of the dispersible emulsion powder and the cellulose ether in the grouting material for concrete reinforcement, the bonding degree, flexural strength and toughness of the grouting material are improved; through addition of the polypropylene staple fiber, tensile strength of the grouting material is improved;through organic mixing of all raw materials of the grouting material for concrete reinforcement, the problems of cracking and bulging for a conventional grouting material are effectively solved; meanwhile, when in use, the grouting material for concrete reinforcement has the advantages of high strength, good stability and fluidity, no cracking and no bulging, and can exert good reinforcement effect on a concrete structure.
Owner:淄博三基建筑工程材料有限公司
Actuator used for thermal control complete equipment and treatment technology thereof
InactiveCN105131687AImprove surface friction resistanceExtended service lifeRubber derivative coatingsAnti-corrosive paintsBenzoic acidPolyvinyl alcohol
The invention discloses an actuator used for thermal control complete equipment and a treatment technology thereof. The actuator is composed of a body, a servo motor and a hand wheel. The hand wheel is arranged at the upper end of the body, the servo motor is arranged at one end, in the length direction, of the body, and the surfaces of the body, the servo motor and the hand wheel are coated with anti-corrosion paint. The anti-corrosion paint is prepared from, by weight, 40-60 parts of epoxy-modified silicone resin, 12-14 parts of hydrogenated butadiene-arylonitrile rubber, 12-18 parts of bisphenol A epoxy resin, 5-7 parts of mica powder, 14-16 parts of talcum powder, 8-10 parts of polyvinyl butyral, 4-6 parts of benzyl silicon resin, 2-7 parts of dioctyl phthalate, 10-12 parts of copper powder, 2-4 parts of rutile titanium dioxide, 1-3 parts of ferro-phosphorus powder, 20-25 parts of deionized water, 2-4 parts of ethyl silicate, 5-7 parts of benzoic acid, 1-3 parts of rare earth and 1-3 parts of auxiliaries.
Owner:WUXI HUAHONG INFORMATION TECH
Locatable high-strength wear-resistant and super-tough hard box
InactiveCN106418997AImprove stabilityHigh tensile strengthPursesLuggageExternal storageWear resistant
The invention discloses a locatable high-strength wear-resistant and super-tough hard box. The locatable high-strength wear-resistant and super-tough hard box comprises a box body, rolling wheel assemblies and telescopic pull rods, wherein the box body is composed of a bottom box and a box cover, the side wall of one side of the bottom box is rotatably connected with the side wall of the corresponding side of the box cover through a plurality of hinges, the side wall, opposite to the hinges, of the bottom box is connected with the side wall of the corresponding side of the box cover in an opening-closing manner through a plurality of coded locks, one rolling wheel assembly is fixedly connected to each of four corners of the bottom of the bottom box, the telescopic pull rods are mounted on the rear wall of the bottom box, a first wear-resistant wrap corners wraps each of the four connecting parts of the rear wall and the peripheral side walls of the bottom box, an external storage bag is arranged on the front of the outer side of the box cover, clasping devices are symmetrically arranged at the two sides of the upper end of the box body, and a box sleeve containing groove is arranged at the lower end of the bottom box. The locatable high-strength wear-resistant and super-tough hard box is strong in functionality, and has the advantages of light weight, high temperature resistance, scraping and wearing resistance, aging resistance, electricity and heat conduction, corrosion resistance, large elasticity, high compression strength, high toughness and high shock resistance.
Owner:HANGZHOU GEMA SUITCASES & BAGS
High-strength stable-resistance energy absorption anchor cable with function of applying pretightening force
InactiveCN110005457AResistance to deformationImprove self-carrying capacityAnchoring boltsEnergy absorptionEngineering
The invention discloses a high-strength stable-resistance energy absorption anchor cable with a function of applying pretightening force. A cable body sleeves an inner sleeve and an outer sleeve, a steel ball sleeve is mounted in a horn mouth of the outer sleeve by tightening an inner nut, the outer sleeve is connected with the inner sleeve through the extruding force action of a steel ball with the outer sleeve and the inner sleeve, and component force of contact force on the cable body in the axial direction is working resistance for resisting surrounding rock deformation. When surrounding rock generates axial deformation, a tray drives the outer sleeve to generate axial motion as well, the contact force of the steel ball to the inner sleeve and the outer sleeve increases continuously, plastic shear yield is firstly generated on the inner wall of the outer sleeve, after the steel ball moves to the tail end of the horn mouth of the outer sleeve, as the clearance distance keeps unchanged, so that the contact force keeps stable, stable plastic shear yield is generated on the inner wall of the outer sleeve, the working resistance keeps stable, and high-strength stable-resistance energy absorption support is realized. The pretightening force is applied by applying a torque to an outer nut, so that the torque acts on the tray, and the pretightening force is provided for the energyabsorption anchor cable.
Owner:CHINA UNIV OF MINING & TECH
High-strength quick release steel pipe bracket system
The invention discloses a high-strength quick release steel pipe bracket system, which consists of a main stand pipe, a bushing, pin cores, two set nuts, two spacers, two outer fasteners, two inner fasteners, a plurality of connecting rods with bulbs at two ends and locking nuts, wherein the connecting rods with bulbs at two ends are uniformly distributed on a node spatial spherical surface consisting of the inner and outer four fasteners, to form a spherical spatial node structure. According to the high-strength quick release steel pipe bracket system, high-strength quick release of the steel pipe bracket system is actually realized, and the speed and the accuracy for mounting the steel pipe bracket are greatly improved. Central lines of all the connecting rods at a node are joined at one point, so that the problem that the acting force of an oblique rod does not pass through the center of the node is solved, and the rigidity and the stability of the high-strength quick release steel pipe bracket system are improved. The high-strength quick release steel pipe bracket system has the advantages of easiness in manufacturing, high bearing capacity, high rigidity, high stability, quickness in mounting, and capabilities of improving the construction efficiency, reducing the construction cost and actually realizing high-strength quick assembly and release, can be used for bearing steel pipe brackets of various application environments and the like, and has an extremely wide application range.
Owner:BEIJING URBAN CONSTR YATAI GRP +1
Environment-protecting high-pressure no-baking ardealite brick and its making process
Owner:德阳市智源新材料有限公司
High-performance roadway wall back filling layer material taking pretreated phosphogypsum as aggregate
InactiveCN114180922AThe preparation operation process is simpleLow costAggregate (composite)Land resources
The invention belongs to the technical field of roadway wall back filling layers and solid waste recycling, and discloses a high-performance roadway wall back filling layer material with pretreated phosphogypsum as aggregate. According to the ardealite backfill material, ardealite which is pretreated after being dried for 8 hours at the temperature of 130 DEG C is used as aggregate, slag and carbide slag are added, the mixture is stirred with tap water, and no other additive is added. The ardealite, the slag and the carbide slag pretreated by the aggregate used by the wall back filling layer material respectively account for 65-75%, 20-25% and 5-10% of the total solid mass. The ardealite wall back filling layer manufactured according to the mixing ratio can meet the compressive strength requirement, the fluidity requirement and the water permeability requirement of the wall back filling layer in a roadway composite support system, and has the advantages of being low in cost and easy and convenient to manufacture. Meanwhile, the problem that a large amount of industrial solid wastes such as ardealite and the like are accumulated is solved, land resource pressure is released, contribution is made to environmental protection, and certain practical significance is achieved.
Owner:LIAONING TECHNICAL UNIVERSITY
Intelligent vibrating chicken coop
InactiveCN110250036AEasy landingConstant motionMeasurement devicesBird housingsCooking & bakingPeriodic excitation
The invention discloses an intelligent vibrating chicken coop. The chicken coop comprises a coop body, a trough, a vibrating plate, supporting legs, fans, a control electric-control cabinet, a baking lamp, an alarm apparatus and sensors. According to the coop, through a vibrating unit on the surface of bottom rubber, simple harmonic periodic excitation is provided, so that the coop body periodically vibrates, and then fouling in the coop falls to the ground; more importantly, chickens are motivated to move constantly, thus the muscle of the chickens is increased within a short time, so that the chickens have strong bodies, attractive appearance, chewy meat, and meet the requirements of the market for high-quality and high-technology chicken products.
Owner:肖洋
Wheelchair lift with high stability
ActiveUS20200093660A1High strength and stabilityHigh torsional force/momentAmbulance serviceEngineeringPhysical therapy
A wheelchair lift includes a platform assembly to receive a wheelchair, and a lifting assembly to move the platform assembly, a supporting plate to support the lifting assembly, and a supporting arm to support the platform assembly. The lifting assembly includes a pair of a first lifting arm and a second lifting arm. The first lifting arm has a bent shape along the longitudinal direction of the first lifting arm, and the second lifting arm has a bent shape along the longitudinal direction of the second lifting arm.
Owner:AUTOELEVATOR
Device and method for detecting moving target by using multi-view camera
ActiveCN109934854AExpand field of viewImprove accuracyImage analysisClosed circuit television systemsView cameraControl system
The invention discloses a device and a method for detecting a moving target by using a multi-view camera, and the device comprises four cameras which are respectively a central camera C0, cameras C1-C3, and a control system. The existence of the target is detected through the cameras C1-C3. After a target is detected, a pulse is output to a camera C0, and the C0 is used for imaging the target. Thecamera carries out imaging through a spherical coordinate system, space information is mapped to the spherical coordinate system, and an equation of a tangent plane penetrating through one point on aplane is calculated. Then forming a conical projection from the target object to the small eye in a space spherical coordinate system, and then calculating to obtain an elliptical projection area S to obtain a target elliptical imaging result. According to the invention, the detection difficulty and complexity are reduced.
Owner:NANJING UNIV OF POSTS & TELECOMM
Anti-bacterial, sound-absorbing and heat-preserving ceiling
The invention relates to an anti-bacterial, sound-absorbing and heat-preserving ceiling which is made of aerated concrete, and an inorganic silver antibacterial agent is added in the aerated concrete. The ceiling is rectangular, each of the surface and the inside of the ceiling is of a micro-pore structure, and the surface of the ceiling, other than the micro-pore structure, can also show irregular texture patterns or an uneven irregular pattern pitted surface. As the aerated concrete is adopted as the material, the material self does not contain toxic substances, is lightweight, is of the micro-pore structure and contains an antibacterial agent; therefore, the ceiling provided by the invention has good sound-absorbing, heat-preserving, sound-insulating, anti-bacterial and fireproof properties and other excellent qualities; no harmful substance occurs in the production, transportation, installation and maintenance links of the ceiling. In order to achieve the anti-bacterial purpose, a method for coating the surface of the ceiling made of the aerated concrete non-added with the anti-bacterial agent with a layer of inorganic silver antibacterial agent is adopted. Therefore, the ceiling provided by the invention integrates various excellent qualities.
Owner:XUANLIANG GRP CO LTD
Environment-friendly chest-protecting athletic undergarment having strong air permeability and high stability
InactiveCN109497634AImprove hydrophilicityHigh hydrophilic activityProtective garmentSpecial outerwear garmentsFiberEnvironmental resistance
The invention discloses an environment-friendly chest-protecting athletic undergarment having strong air permeability and high stability. The environment-friendly chest-protecting athletic undergarment comprises a back support, adjustable shoulder straps, a cover bellyband, a zipper and a sweat absorbing cushion, wherein the outer side of the back support is connected with the cover bellyband through the adjustable shoulder straps, the lower end of the cover bellyband is provided with the zipper, the sweat absorbing cushion is plug-connected in the cover bellyband and also comprises a modal fabric layer, a water-absorbing sponge layer and a cotton spun fabric layer, the modal fabric layer serves as an innermost side layer, the upper surface of the modal fabric layer is provided with the water-absorbing sponge layer, the upper surface of the water-absorbing sponge layer is provided with the cotton spun fabric layer, the water-absorbing sponge layer is prepared from polyether polysaccharide, toluene diisocyanate, dichloromethane, organic silicone oil, porous adsorption powder, dimethyl ethanolamine, stannous caprylate, cellulose, super absorbent resin, deionized water, high purity ammonium sulfate, soft long filament and chitin fiber. The air permeability and mechanical property of the environment-friendly chest-protecting athletic undergarment can be improved.
Owner:长沙浩然医疗科技有限公司
Self-adaptable stable control novel draught fan foundation
PendingCN110409479AReduce productionImprove vertical bearing capacityFoundation engineeringWind energy generationFilling materialsEngineering
The invention discloses a self-adaptable stable control novel draught fan foundation. The self-adaptable stable control novel draught fan foundation comprises an obverse cone foundation, an inverted cone foundation, an EPS (expanded polystyrene) geofoam block body and an active regulation system, wherein the obverse cone foundation is located on the upper portion of the inverted cone foundation, arubber layer is arranged on the exterior of the inverted cone foundation, an obverse cone groove is formed in the bottom of the inverted cone foundation, the EPS geofoam block body is placed in the obverse cone groove, and the active regulation system is placed in the whole foundation. Compared with a traditional gravity type foundation, the self-adaptable stable control novel draught fan foundation keeps bearing and dispersing capability for loads transmitted down from an upper draught fan tower cylinder and an upper engine room, the lower inverted cone foundation and the EPS filling material increase the contact area of the foundation and soil, and further develop bearing capacity of the soil body, the rubber layer can improve rotation of a draught fan, the active regulation system equilibrates the upsetting moment from the upper draught fan tower cylinder and the upper engine room to the top surface of the foundation by controlling distribution of water, and by adopting the structure, the self-adaptable stable control novel draught fan foundation is low in concrete consumption, good in economy, stable in structure, high in reliability and broad in application prospect.
Owner:ZHEJIANG UNIV +1
Manufacturing a generator rotor
InactiveUS20150171718A1Improve resin moulding processSimple manufacturing processAdhesive processesMagnetic circuit rotating partsMagnetEngineering
A method for manufacturing an outer rotor for an electrical generator, the method including releasably attaching plural magnets at a circular auxiliary structure so that radially inner surfaces of the magnets are aligned to comply with an intended inner diameter of the rotor, and applying a bonding material at least in contact with radially outer surfaces of the magnets and circumferentially between magnets, in order to fix the aligned magnets in place is provided.
Owner:SIEMENS AG
High-frequency high-Q-value FeSiAl@MnZn ferrite soft magnetic composite magnetic powder core and preparation method thereof
PendingCN113658769AHigh resistivityOvercome fragileInorganic material magnetismInductances/transformers/magnets manufactureCompression moldingCoprecipitation
The invention discloses a high-frequency high-Q-value FeSiAl@MnZn ferrite soft magnetic composite magnetic powder core and a preparation method thereof. The preparation method mainly comprises the steps of powder size screening, MnZn ferrite shell layer coating through a chemical coprecipitation method, composite magnetic powder pre-sintering, compression molding, annealing and the like. According to the method, flattening and phosphating treatment is not carried out on FeSiAl powder, the experimental process is simplified, environmental pollution is reduced, a better coating effect can be achieved, electric contact among metal magnetic powder particles is effectively isolated, the magnetic conductivity and the quality factor of the composite magnetic powder core are improved, and the application frequency range of the FeSiAl magnetic powder core is widened. The method is simple in implementation process, short in reaction time and easy for large-scale production and industrial application.
Owner:西安锐磁电子科技有限公司
Stave, Wooden Barrel with Staves, and Method for Producing Staves
PendingUS20210187780A1Efficient and fast and inexpensive productionEffective and fast and precise machiningWood working apparatusRigid containersBattenWoodchips
The staves for producing wooden barrels are assembled of individual segments which are fixedly connected to each other at end faces. The individual segments are shorter wood pieces that are assembled such that the stave has the required length. The wooden barrel is produced of such staves which are placed against each other seal-tightly with their narrow sides. The individual segments are machined at their end faces such that individual segments resting against each other after assembly are positioned at an angle relative to each other and form a raw stave that is curved across the length.
Owner:MICHAEL WEINIG AG
Building concrete solid pile
ActiveCN109024565AImprove comprehensive mechanical propertiesHigh strength and stabilityBulkheads/pilesEngineeringStructural engineering
The invention provides a building concrete solid pile in order to solve the problems. The building concrete solid pile comprises a base; a first supporting ring, a second supporting ring, a third supporting ring and a fourth supporting ring are disposed on the base in sequence from inside to outside; the inner diameters as well as the heights of the first supporting ring, the second supporting ring, the third supporting ring and the fourth supporting ring are gradually increased; a first steel reinforcement cage of which the end surface is of a square structure is disposed between the first supporting ring and the second supporting ring; a second steel reinforcement cage of which the end surface is of a regular hexagon structure is disposed between the second supporting ring and the thirdsupporting ring; and a third steel reinforcement cage of which the end surface is of a square structure is disposed between the third supporting ring and the fourth supporting ring. By means of the building concrete solid pile, the comprehensive mechanical property of the whole foundation pile is improved, the strength and stability are improved, and the anti-seismic property is good.
Owner:ZHEJIANG OCEAN UNIV
Environment-protecting high pressure no-baking carbide residue brick and its making process
Owner:德阳市智源新材料有限公司
High-strength anti-collision wooden door
InactiveCN113202387AImprove crash performanceHigh strengthNoise insulation doors/windowsWood layered productsSolid woodWood plank
The invention discloses a high-strength anti-collision wooden door. The door comprises a door body and two solid wood boards, wherein, the two solid wood boards are bonded to the front side and the rear side of an inner cavity of the door body correspondingly, an embedding groove is formed in the periphery of the outer side wall of the door body, a rubber strip is bonded to the periphery of the inner side wall of the embedding groove, and the right sides of the front side walls of the two solid wood boards are fixedly connected with door lock mechanisms. The high-strength anti-collision wooden door is reasonable in structural design, the overall strength and rigidity of the high-strength anti-collision wooden door are improved while the overall weight of the high-strength anti-collision wooden door is not increased, the anti-collision performance of the solid wood boards is higher, and the actual service life of the solid wood boards is prolonged; compared with a traditional wooden door, stability and firmness are higher, the influence of external acting force on actual use of the solid wood boards is effectively avoided, the application range of the solid wood boards is widened, meanwhile, trundles are used for replacing the door body to make contact with the ground, acting force feedback of transverse pushing of the solid wood boards is greatly reduced, and therefore, the inclination phenomenon caused by too large weight of the solid wood boards is avoided.
Owner:安徽凹凸家具有限公司
High-strength quick release steel pipe bracket system and its construction method
Owner:BEIJING URBAN CONSTR YATAI GRP +1
Gray Cast Iron Alloy, and Internal Combustion Engine Head
ActiveUS20210017633A1High strength and stabilityImprove thermal conductivityCylinder headsCylindersChemical compositionAlloy
The present invention refers to a gray cast iron alloy with chemical composition especially developed to promote high hot mechanical strength and good thermal conductivity, with antimony and nitrogen contents, wherein the antimony content ranges from 0.05 to 0, 12% by weight, and the nitrogen content ranges from 0.008 to 0.013% by weight, based on the total weight of the gray cast iron alloy.
Owner:TUPY SA
Fabric releasing bio-magnetism
InactiveCN107932995ANot easy to dropBalance the biomagnetic field in timeLayered productsClothingsBrown iron oxideMagnetic powder
The invention discloses a fabric releasing bio-magnetism. The fabric releasing bio-magnetism is characterized in that the fabric releasing bio-magnetism comprises a fabric, the fabric contains bio-magnetic powder, and the bio-magnetic powder includes, by weight, 7-11 parts of ferroferric oxide magnetic powder, 5-7 parts of chromium dioxide magnetic powder, 10-15 parts of cobalt-iron oxide magneticpowder and 12-15 parts of antimony-ferrite magnetic powder. The bio-magnetic powder adopting the above formula can timely balance the bio-magnetic field of human bodies in order to achieve physiotherapy and healthcare effects.
Owner:HUIZHOU FENGSHENG IND CO LTD
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