69results about How to "Improve side resistance" patented technology

The invention discloses a truss combined beam and upper and layer connected light steel structure and a construction method thereof. The light steel structure comprises upper wall sheet columns distributed at intervals, lower wall sheet columns distributed at intervals, upper wall sheet column lower connecting pipes connected among the lower parts of the upper wall sheet columns, lower wall sheet column upper connecting pipes connected among the upper parts of the lower wall sheet columns, and truss combined beams connected between the upper wall sheet columns and the lower wall sheet columns through upper and lower connectors, wherein the upper and lower connectors are beam passing buckles, the web plates of the beam passing buckles consist of upper web plates and lower web plates, a square connecting port is formed between the upper web plates and the lower web plates, upper chord member connecting plates are extended from the left and right sides of the square connecting ports, and the upper chord member connecting plates and side plates of the beam passing buckles are positioned in the same plane. Through the light steel structure, the structural stability of a light steel keel house system is enhanced, and the floor surface beams, the connecting pipes and the floor panels do not easily vibrate.

The invention relates to an assembly type ribbed steel plate shear wall with a frame, and belongs to the technical field of structural engineering. The assembly type ribbed steel plate shear wall with the frame comprises an embedded steel plate, frame columns, frame column partition plates, frame column connecting plates, connecting plates, transverse rib plates, vertical rib plates, frame beams, frame columns and frame column partition plates. In the assembly type ribbed steel plate shear wall with the frame, the embedded steel plate, the frame columns, the frame column partition plates, the frame column connecting plates, the transverse rib plates and the vertical rib plates are welded into a whole shear wall module in a factory; the connecting plates and the frame beams are welded integrally in the factory; the connecting plates are connected with the whole shear wall module through high-strength bolts and are not connected with the frame columns; the frame columns and the frame column partition plates are welded, and the frame beams and the frame columns are welded or connected through bolts or connected in a bolt-welding mixed mode. The assembly type ribbed steel plate shear wall has the advantages of being high in lateral stiffness, bearing capacity and ductility, good in anti-seismic property and easy to construct, holes can be formed flexibly, the construction period is shortened, and construction cost is reduced.

The invention discloses a self-standing tower crane and formwork integrated construction platform system. The self-standing tower crane and formwork integrated construction platform system comprises self-standing tower cranes, a steel frame device, supporting power devices, lateral resisting devices and leveling devices; the steel frame device comprises a frame platform and frame columns, and each frame column is installed on the wall body of the periphery of a core tube through the corresponding supporting power device; each supporting power device comprises a micro-convex fulcrum mechanism, an upper support frame, a lower support frame, a switchover stand column mechanism and a power mechanism, the micro-convex fulcrum devices are fixedly installed on the wall bodies of the peripheries of the core tubes, the upper support frames and the lower support frames are arranged on the upper portions and the lower portions of the micro-convex fulcrum devices in a hanging mode respectively, the switchover stand column mechanisms are put on the upper support frames, the upper portions of the power mechanisms are installed on the switchover stand column mechanisms, and the lower portions of the power mechanisms are fixedly connected with the lower support frames. According to the self-standing tower crane and formwork integrated construction platform system, a formwork and the tower cranes can be made to form an integrated structure, overall lifting is achieved, and the safety and the stability of the whole formwork during operation of the tower cranes are guaranteed.

A single-line reinforcement thermal insulation bearing shear wall with T-shaped hidden posts at the end parts is an energy-saving wall body formed by thermal insulation building molds and concrete single-line reinforcement wall bodies and belongs to the technical field of earthquake-proofing of building structures. The shear wall comprises the thermal insulation building molds (1), the hidden posts (2); grid-structural reinforcing meshes (3), vertical wall body distributing steel bars (4), horizontal wall body distributing steel bars (5), concrete (6) and fiber anti-cracking mortar surface layers (7). The whole earthquake-proofing performance of the wall body is improved by the effective connecting among the hidden posts, the grid-structural reinforcing meshes, the horizontal wall body distributing steel bars and the vertical wall body distributing steel bars; the thermal insulation building molds are arranged at the inner and outer surfaces of the wall body, and the thermal insulation building molds adopt the insertion-seam splicing mode, so a house has a good thermal insulation performance. The wall body adopts the thermal insulation building molds as templates, so labor and materials of the templates are saved, and the construction period is shortened; holes are formed by ribs of the thermal insulation building molds when the wall body is poured, and the wall body actually adopts the shear wall with the holes, and all the holes become the single energy consumption units of the wall body, so the ductility and the energy consumption capability of the wall body are enhanced.

The invention relates to a T-frame insulation masonry single-row-reinforcement lightweight concrete wall and a manufacturing method thereof and belongs to the technical field of building earthquake resistance and hazard reduction. The T-frame insulation masonry single-row-reinforcement lightweight concrete wall is applicable to rural multi-story buildings and is characterized in that hidden columns and tie bars are combined at wall corners, so that shear resistance is good, lateral rigidity of the wall is improved, and seismic performance of the wall is effectively enhanced; the hidden columns are as thick as the wall, so that building area is saved and column edging is avoided; the hidden columns, the tie bars, wall horizontal bars and wall vertical bars are effectively connected, so that overall seismic performance of the wall is improved.

The invention relates to an orthogonal plywood shear wall-concrete core tube mixed lateral-load-resistance system. The system includes an orthogonal plywood shear wall, a concrete core tube, replaceable energy-dissipation connectors, a concrete foundation, prestressing swing supports, a first post-tensioned unbonded prestressing bar, a second post-tensioned unbonded prestressing bar, a first steelshim and a second steel shim. The orthogonal plywood shear wall is connected with the concrete core tube through the several replaceable energy-dissipation connectors, the concrete core tube is connected with the concrete foundation through the first steel shim, the second steel shim and the several prestressing swing support, the first post-tensioned unbonded prestressing bar runs through the concrete core tube longitudinally and is fixed by an anchorage device, and the first post-tensioned unbonded prestressing bar runs through the orthogonal plywood shear wall longitudinally and is fixed by an anchorage device and the second post-tensioned unbonded prestressing bar runs through the concrete core tube longitudinally and is fixed by an anchorage device. Compared with the prior art, the system can effectively reduce the damage of orthogonal plywood wallboards and concrete shear walls in an earthquake, energy-dissipation components are easily replaced, and the difficulty and cost of post-earthquake repair can be reduced.

The invention discloses a reinforcing structure between longitudinal and transverse walls of a cold-formed thin-walled section steel house. The reinforcing structure comprises beams and wall frame columns, wherein the beams and the wall frame columns are mutually matched. The wall frame columns comprise lower-layer columns and upper-layer columns; the beams comprise floor beams (23), lower-layer house U-shaped beams (7) and upper-layer house U-shaped beams (8); the tops of the lower-layer columns are inlaid in openings of the U-shaped steel top beams (7) and fixed; the bottoms of the upper-layer columns are inlaid in openings of the U-shaped steel bottom beams (8) and fixed; the lower-layer columns and the upper-layer columns are connected through connecting pieces (12); anti-pulling pieces (17) are connected between the lower-layer columns and the U-shaped steel top beams (7), and anti-pulling pieces (17) are connected between the upper-layer columns and the U-shaped steel bottom beams (8); and H-shaped reinforcing components (6) between steel layers are connected between the U-shaped steel top beams (7) and the U-shaped steel bottom beams (8). The reinforcing structure is characterized in that oblique supporting pieces are connected between parts of the upper-layer columns and the U-shaped steel bottom beams (8) and/or oblique supporting pieces are connected between parts ofthe lower-layer columns and the U-shaped steel top beams (7).

The invention discloses a low multi-layer assembly type wood-bamboo frame-grid wall structure suitable for village and town residences. The system comprises an external wood frame and an internal grid shear wall made of standard wood or raw bamboo, and wood beams and wood columns of the external wood frame are connected through slotted-in steel plates; an internal wood grid component and an external wood frame of the wood frame-wood grid shear wall structure are connected through a joint bar, and the joint bar serving as a middle component is in bolt connection with the wood grid component and is in angle steel connection with the external wood frame; and an internal bamboo grid component and an external wood frame of the wood frame-bamboo grid shear wall structure are hinged through lug plates at the ends of the internal bamboo grid component and the external wood frame, and the slotted-in steel plates penetrate through the wood beams or the wood columns and are fixed with the wood beams or the wood columns through split bolts. The assembly type wood-bamboo frame-grid wall structure system has good anti-seismic performance and high environmental protection benefits, and is convenient to construct and low in manufacturing cost.

The invention relates to a prestress oblique double-layer folded steel plate shear wall and belongs to the technical field of structural engineering. The prestress oblique double-layer folded steel plate shear wall comprises an embedded oblique double-layer folded steel plate, prestress rods, connecting lug plates, brackets, edge components, frame beams and frame columns, wherein the embedded oblique double-layer folded steel plate is in bolt connection with the edge components, the prestress rods and the connecting lug plates are connected and symmetrically disposed on two sides of the embedded oblique double-layer folded steel plate, the vertical edge components are welded with the horizontal edge components, the connecting lug plates are symmetrically arranged at beam flange parts of the frame beams and welded with the frame beams, the horizontal edge components are welded with or in bolt connection with the frame beams, the brackets are welded with the vertical edge components and the embedded oblique double-layer folded steel plate, and the frame beams are connected with the frame columns. The prestress oblique double-layer folded steel plate shear wall as a lateral-load-resistant component for high-rise building structures or other structures has the advantages of good anti-seismic performance, high ductility, saturated energy dissipation hysteretic loop, and the like.

The invention relates to a steel plate shear wall structure, and belongs to the field of structural engineering. The structure comprises steel reinforced concrete columns, steel reinforced concrete beams, a steel web and lightweight wallboards; the steel reinforced concrete columns and the steel reinforced concrete beams are welded, the left side and the right side of the steel web and the steel reinforced concrete columns are welded, the upper side and the lower side of the steel web and the steel reinforced concrete beams are welded, stiffening ribs are arranged on the front side face and the back side face of the steel web, and the stiffening ribs and the steel web are welded; the lightweight wallboards adopt autoclaved lightweight concrete panels, and the lightweight wallboards are arranged in blocks formed by adjacent stiffening ribs on the steel web and connected with the steel reinforced concrete columns and the steel reinforced concrete beams through pipe clamps. The steel plate shear wall structure has the advantages of being convenient and rapid to construct, good in heat insulation effect, good in shear strength and bending resistance, low in dead weight and the like.

The invention relates to the technical field of building wallboards, and discloses an underground diaphragm wall and a construction method thereof. The underground diaphragm wall comprises a concrete layer and a shock absorption layer, wherein the concrete layer and the shock absorption layer are distributed in the horizontal direction and are arranged adjacently; the concrete layer comprises a structural column, a reinforcement cage and filling concrete; and the shock absorption layer comprises a plurality of groups of rubber damping pads and a plurality of groups of spring assemblies which are distributed at intervals, and each group of rubber damping pads are filled between at least two groups of spring assemblies. The underground diaphragm wall provided by the invention is buried in the ground, has soil retaining, anti-seepage and support functions and has good anti-seismic and vibration reduction performance.

The invention belongs to the field of building engineering, and particularly relates to a cold-formed steel composite wall sandwiched with anti-buckling supports, and wall surface plate material layers and cold-formed steel are used as constraining parts for the anti-buckling supports. The cold-formed steel composite wall includes upper and lower guide rails transversely arranged and vertically-and-oppositely-arranged keel columns, and the anti-buckling supports and outer cover wall panels are sandwiched between the vertically-and-oppositely-arranged keel columns. Steel strips are used as corematerials in the sandwiched supports, a wrap-around cross-section body composed of wall surface plate materials such as OSB plates and the cold-formed steel is used as a constraining member, and thewrap-around cross-section body in the constraining member are connected with the outer cover wall panels correspondingly by self-tapping screws. According to the cold-formed steel composite wall sandwiched with the anti-buckling supports, the side resistant ability of the cold-formed steel composite wall can be improved, the steel strips can be brought into full play under compression and tension,and the seismic resistance of the wall can be improved. The cold-formed steel composite wall includes the anti-buckling supports, wherein the anti-buckling supports are fabricated, no wet work exists, construction is simple, less labor is applied, and the requirements of green buildings and fabricated buildings are met.

An angle brake type energy-consuming K-brace modular side-resistant unit structure comprises vertical supporting rods, horizontal supporting rods, inclined supporting pieces and angle brace rods. Thetwo vertical supporting rods are in parallel, and the two horizontal supporting rods are perpendicularly arranged between the two vertical supporting rods, so that a rectangular frame structure is formed. The joints between one vertical supporting rod and the two horizontal supporting rods are provided with the angle brace rods correspondingly. One ends of the two inclined supporting pieces are both hinged to the middle of the other vertical supporting rod, and the other ends of the two inclined supporting pieces are hinged to the middles of the angle brace rods correspondingly. Each inclinedsupporting piece comprises an inclined supporting rod connecting plate, end plates, an inclined supporting rod and a lug plate, wherein the end plates are welded to the two ends of the inclined supporting rod correspondingly, the inclined supporting rod connecting plate is perpendicularly fixedly arranged on one end plate, and the lug plate is perpendicularly fixedly arranged on the other end plate. According to the angle brace type energy-consuming K-brace modular side-resistant unit structure, the angle brace rods and the inclined supporting pieces are arranged in the frame structure, the bending deformation of the angle brace rods serves as the energy-consuming part of a side-resistant unit, and therefore the adverse effects of the earthquake action on the body structure are reduced.

The present invention provides a torsion beam axle and an automobile, including a torsion beam, wherein the radial section of the torsion beam is a first variable-size section, and the middle part of the first variable-size section is narrower than both ends; and the The axial section of the torsion beam is a second variable size section, and the middle part of the second variable size section is narrower than the two ends. The torsion beam axle and the automobile provided by the invention change the structure of the torsion beam without affecting the overall performance of the suspension and the positioning of the wheels. By reducing the section coefficient of the middle part, the deformation of the torsion beam is improved, so that the torsion beam has The characteristics of the lower swing arm make the present invention have the characteristics of an independent suspension; the cross-sectional shape of the torsion beam is changed, and the torsional rigidity of the torsion beam axle is improved, thereby improving the lateral resistance of the vehicle; without using cross bars and stabilizer bars, The structure is simplified and the cost is reduced.

The invention relates to a double-ring combined super high-rise structure based on a vertical face arc-shaped steel frame-support. The double-ring combined super high-rise structure comprises steel support small frame cylinders, steel support plane frames, inner and outer ring circumferential steel beams, support-free steel beam columns, a roof conversion truss, a single-layer dome net shell and a bottom base structure; the steel support small frame cylinders are located at the positions of building elevator shafts in the four corners of a plane; and the steel support plane frames are located on the two sides of the plane, and the steel support plane frames and the steel support small frame cylinders are arranged in a spaced mode. The double-ring combined super high-rise structure has the beneficial effects that the advantages of high bearing capacity, high lateral resistance and arc-shaped vertical face double-ring combined building modeling function of the double-ring combined super high-rise structure are brought into full play; modeling and functions of a double-ring combined super high-rise building with high bearing capacity, high lateral resistance and an arc-shaped vertical face can be achieved while the self weight is reduced and the bearing performance is guaranteed; the reasonability and effectiveness of the whole structure system are further guaranteed conveniently through control over the bearing capacity, the overall rigidity, the torsional property and other indexes; and wide application prospects are achieved.

The invention relates to a cast-in-place concrete pile with a mixing layer wrapped pile section, a drill bit for pile forming and a construction method. The cast-in-place concrete pile with the mixing layer wrapped pile section is composed of a pile body section and a pile bottom section; the pile body section at least comprises one mixing layer wrapped pile section; and the mixing layer wrapped pile section is arranged at the bottom end and/or the middle portion and/or the top end of the pile body section. According to the mixing layer wrapped pile section, the periphery of a pile body of a foundation pile section is wrapped by a mixing layer which has a certain thickness and is formed by a mixture formed by stirring and mixing pile side soil and concrete through an extruding and expanding protruding block of the drill bit, and the mixing layer wrapped pile section and the pile body of the foundation pile section are fixedly connected into the integrated pile section; the bearing capacity of the created pile is high, the controllability of the outer diameter of the mixing layer is good, the extruding and expanding protruding block in an expanding sliding block in the drill bit has the soil extruding effect during work, and threaded pile sections with different expanding diameters can be formed; and the drill bit for pile forming is simple in structure, has the soil extruding and hole forming functions, and is small in residual soil emission, easy to operate during pile forming construction, good in pile forming quality controllability, high in work efficiency and free of vibration and mud during construction.

The invention relates to a bottom-indented double-cylinder oblique-crossing grid super high-rise structure with circular inside and square outside. The bottom-indented double-cylinder oblique-crossing grid super high-rise structure comprises an inner-circle through-height oblique-crossing cylinder, an outer-square non-landing oblique-crossing cylinder, an outer-ring indented oblique column, a corner multi-layer cantilever truss, a non-landing frame column and a floor steel beam; the inner-circle through-height oblique-crossing cylinder is located in the center of the whole structure and is formed by connecting two-way oblique column components in a crossed mode and arranged in a through-height mode, and a plane-circle-shaped vertical oblique-crossing grid inner cylinder is formed; and the outer-square non-landing oblique-crossing cylinder is located on the outer side of the inner-circle through-height oblique-crossing cylinder. The super high-rise structure has the beneficial effects that the structure system is reasonable in structure, and the design and bearing of the inner-circle and outer-square double-cylinder building modeling super high-rise structure system with the large-cantilever-indented bottom and the interior through-height atrium can be achieved; and component composition modules of the bottom-indented double-cylinder oblique-crossing grid super high-rise structural system with the round inside and the square outside are clear, and the bottom-indented double-cylinder oblique-crossing grid super high-rise structural system with the circular inside and the square outside has wide application prospects in the bottom-large-cantilever-indented double-cylinder building modeling super high-rise structural system with the large-cantilever-indented bottom and the interior through-height atrium.

The invention discloses a mixed fabricated steel structure building and a construction method thereof, the whole building is divided into odd-numbered layers and even-numbered layers, main components of the odd-numbered layers comprise columns and walls, and module units of a module fabricated building are used in the even-numbered layers. And after the foundation (7) is completed, first-layer columns (6) are firstly constructed, then module units (4) of the module assembly type building are hoisted on a second layer, and then odd-number floors and even-number floors are sequentially and alternately constructed. The connection nodes (1, 2 and 3) between the odd-layer columns and the even-layer module unit column extension sections (5) are arranged in the odd-layer areas and can be exposed outside, enough construction space is provided, connection construction is facilitated, and the construction quality can be ensured. Compared with a module assembly type building, the hybrid building has higher lateral stiffness, and compared with a traditional steel frame and steel frame-supporting building, the hybrid building has higher assembly rate and production rate.