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4results about How to "Constrained deformation" patented technology
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Anti-seismic reinforcing structure of multi-layer masonry structure house
ActiveCN224063987Uconstrained deformationImprove shear resistanceBuilding repairsProtective buildings/sheltersArchitectural engineeringShear resistance
The utility model relates to the technical field of building reinforcing structures, and discloses an anti-seismic reinforcing structure of a multi-layer masonry structure house, which comprises two leaning strips which are vertically arranged in parallel, and an anti-seismic piece is arranged between the two leaning strips; the first reinforcing piece is connected to the face, facing the building wall, of the leaning strip, the first reinforcing piece can be embedded into the building wall, and the first reinforcing piece comprises two fixing insertion strips perpendicular to the leaning strip; the first reinforcing pieces are embedded into the building wall through the two fixing inserting strips perpendicular to the leaning strips, the movable adjusting inserting pieces are arranged, the two first reinforcing pieces achieve wall reinforcing from two positions, wall deformation is effectively restrained, and the shear resistance and the tension resistance of the wall are improved; and the second reinforcing piece performs secondary reinforcing from the lower end, and forms a vertically synergistic reinforcing system with the leaning strip and the first reinforcing piece, so that the reinforcing effect is further improved, and the whole structure is more stable and reliable.
Owner:PUYANG PLANNING & ARCHITECTURAL DESIGN INST CO LTD
Cable-stayed bridge steel anchor beam pull plate sliding support device and longitudinal displacement adjusting method
ActiveCN116479761Bconstrained deformationFull utilization of tensile strengthCable-stayed bridgeClimate change adaptationGear wheelClassical mechanics
Owner:CHANGAN UNIV
TBM segment anti-cracking structure for soft surrounding rock hydraulic tunnel
The utility model discloses a kind of TBM segment crack resistance structure for soft weak surrounding rock hydraulic tunnel, it is related to hydraulic tunnel segment technical field, the utility model includes the transverse self top-down setting several hoop stress reinforcement, the vertical set in the surface of hoop stress reinforcement several longitudinal stress reinforcement, longitudinal oblique setting in the edge of the two sides of hoop stress reinforcement tie bar, the vertical direction left and right sides of inner arc surface formed along several hoop stress reinforcement are provided with screw-threaded steel bars, the left and right sides of screw-threaded steel bars are symmetrically provided with several radial bars, the utility model is arranged on the contact surface of TBM machine auxiliary push oil cylinder piston rod shoe plate and segment steel reinforcement framework structure thrust stress point longitudinal stress reinforcement and radial bar, increase the longitudinal supporting force of segment steel reinforcement framework structure, ensure that TBM machine is in single shield mode tunneling, installed segment is not easy to break.
Owner:GANSU WATER CONSERVANCY & HYDRO POWER SURVEY & DESIGN RES INST
Silicon-carbon negative electrode material, preparation method thereof, negative electrode sheet and battery
PendingCN122158519AImprove electrical performanceImprove electrochemical performanceSecondary cellsCarbon preparation/purificationCarbon coatingPorous carbon
The application provides a silicon-carbon negative electrode material and a preparation method thereof, a negative electrode sheet and a battery. The silicon-carbon negative electrode material comprises a core and a carbon coating layer coated on the core; the core comprises a porous carbon framework and silicon particles, and the silicon particles are arranged in the pores of the porous carbon framework; there is a gap between the silicon particles and the surface of the pores of the porous carbon framework; in the core, the volume of the gap is V1, the volume of the silicon particles is V2, and V1 / V2 is 0.04-0.9. The silicon-carbon negative electrode material provided by the application has a buffer cavity reserved between the silicon particles and the pores of the porous carbon framework for silicon expansion, and can realize a silicon-carbon negative electrode material with low expansion and excellent electrical performance.
Owner:CARBON ONE NEW ENERGY HANGZHOU CO LTD