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444results about "Arched structures" patented technology
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Full-tension spoke type crossed cable truss structure system and construction method thereof
The invention provides a full-tension spoke type crossed cable truss structure system and a construction method thereof, and relates to the technical field of building structures, the full-tension spoke type crossed cable truss structure system comprises a first supporting column system, a second supporting column system, a first pressing ring beam, a second pressing ring beam, a first crossed cable net, a second crossed cable net, a first inner ring cable structure, a second inner ring cable structure, slings and a diagonal bridging, the first pressing ring beam is fixedly connected with the first supporting column system, one end of the second supporting column system is fixedly connected with the first pressing ring beam, the other end of the second supporting column system is fixedly connected with the second pressing ring beam, the first crossed cable net is connected with the first pressing ring beam and the first inner ring cable structure, and the second crossed cable net is connected with the second pressing ring beam and the second inner ring cable structure. The sling is connected with the first crossed cable net and the second crossed cable net, and the diagonal bridging is hinged to the first supporting column system and the second supporting column system. The method has the beneficial effects that compressive yield failure is avoided, the method can adapt to complex load conditions, the force transmission path is clear, and the rigidity requirement of a super-large-span structure is met.
Owner:THE FIRST COMPARY OF CHINA EIGHTH ENG BUREAU LTD
Truss foundation adapters for single-axis trackers
A one-piece truss adapter for supporting single-axis trackers with truss foundations. A upside-down Y-shaped structure has bearing support portion and an opposing pair of legs with an angularly adjustable connector for securely joining the one-piece adapter to a pair of driven screw anchors at different angular orientations. Each leg terminates in a connector that is received in a socket integral to a driving coupler at the head of each screw anchor. A retaining nut may hold the connector in place to complete the angularly adjustable assembly.
Owner:NEXTPOWER LLC
Construction method for arched large-span shell steel roof
The invention provides a method for constructing an arch-shaped large-span shell steel roof, and belongs to the technical field of arch-shaped large-span shell steel roof construction. A temporary supporting system is built, and distributed optical fiber sensors are arranged to monitor the lifting process of a main arch; a cable force distribution scheme of a cable supporting system is calculated by adopting a double-layer game optimization model to realize cooperative control of stress uniformity and form precision, tensioning force is applied by using an intelligent tensioning system in stages, and a crane moving path is planned in combination with a path optimization algorithm based on a graph theory to realize graded unloading of a temporary supporting system. The technical problem that it is difficult to achieve structural stress uniform distribution and form accurate control of an arched large-span shell steel roof at the same time in the tensioning process of a cable supporting system is solved.
Owner:济南市历城区公用事业和房屋征收服务中心 +1
A spatial truss concrete composite arch shell structure and construction method thereof
The invention discloses a space truss concrete composite arch shell structure and a construction method thereof, which relates to the technical field of roof construction, including a space steel truss, an upper concrete slab is fixed on the upper end of the space steel truss, and a lower concrete slab is fixed on the lower end of the space steel truss; the upper concrete slab includes an upper grid precast concrete slab and an upper grid cast-in-place slab belt, and the upper grid cast-in-place slab belt is cast around the upper grid precast concrete slab; the lower concrete slab has the same structure as the upper concrete slab; the space steel truss includes an upper chord grid layer and a lower chord grid layer, the upper chord grid layer includes an upper chord assembly, the lower chord grid layer includes a lower chord assembly, and the upper chord grid layer and the lower chord grid layer are connected by a web bar; the upper chord assembly includes an upper chord rectangular steel pipe, and upper chord horizontal support plates are respectively fixed on both sides of the upper chord rectangular steel pipe, and an upper chord stiffening ear plate is provided on the upper chord horizontal support plate; the lower chord assembly has the same structure as the upper chord assembly. The invention has a large span, and has good fire resistance and corrosion resistance.
Owner:CHINA SOUTHWEST ARCHITECTURAL DESIGN & RES INST CORP LTD +1
Large-span arched steel truss with inclined supports and construction method of large-span arched steel truss
PendingCN120273443AArched structuresVaulted structuresReinforced concrete columnEarthquake resistance
The invention discloses a large-span arched steel truss with oblique supports and a construction method thereof, the steel truss is arched, the central structure of the steel truss is a pair of upper chords and a lower chord, the lower chord is located under the middle position of the pair of upper chords, and the two ends of each upper chord exceed the two ends of the lower chord in the chord direction; oblique supporting structures are symmetrically arranged at the two ends of a steel truss and used for supporting and installing the steel truss, and each oblique supporting structure comprises a reinforced steel concrete column, a steel column base, an A-shaped steel column and a back pulling steel rod, and the steel column base is directly or indirectly welded to the top end of a steel rib of the reinforced steel concrete column; the A-shaped steel columns incline upwards in the direction close to the chordwise midpoint of the steel truss, the two ends of the lower portions of the A-shaped steel columns are hinged to the pair of steel column feet respectively, the upper ends of the A-shaped steel columns are hinged to the ends of the lower chords, and the back-pulling steel rods incline upwards in the direction away from the chordwise midpoint of the steel truss, and the upper ends and the lower ends of the back-pulling steel rods are hinged to the ends of the upper chords and the steel column feet respectively. According to the steel truss, deflection deformation can be reduced, the anti-deflection performance is enhanced, the anti-seismic performance is improved, and steel is saved.
Owner:CHINA FIRST METALLURGICAL GROUP
Opening and closing roof system
The utility model relates to the technical field of building design, in particular to a retractable roof system which comprises an arched roof and a retractable roof, a circular opening is formed in the center of the arched roof, and the retractable roof is arranged on the arched roof and composed of a plurality of petal-shaped roof pieces. The roof piece can move in the radial direction of the arched roof so as to be switched between an open state and a closed state, and in the open state, the circular opening is completely exposed; and in the closed state, the retractable roof completely covers the circular opening to form a closed dome structure. According to the opening and closing roof system, the roof pieces are driven to move in the radial direction along the arched roof so as to be switched between the opening state and the closing state, the indoor space and the outdoor space of a venue can be switched, natural conditions are fully utilized, and the opening and closing roof system has the advantages of being novel in opening and closing mode, reasonable in structural stress, convenient to drive and control and the like. And the structural form of the retractable roof system is enriched.
Owner:SHANGHAI ARCHITECTURAL DESIGN & RES INST
Hemispherical solar panel for enhanced light absorption
A photovoltaic panel having a flat substrate with at least one hemispherical shaped structure positioned on the flat substrate, and a plurality of solar cells are adhered to and cover hemispherical shaped structure is presented. Utilizing a hemispherical-shape with the diameter of the original length of the supporting substrate will provide a 57% increase in the surface area available to collect solar radiation with an accompanying increase in the energy generated.
Owner:DIZAJGAN ABBAS RASHIDI
Formwork mechanism for casting and moulding concrete, comprising a coffer with a sheet and four plates arranged around the sheet's perimeter
The present invention corresponds to a formwork mechanism for casting and molding concrete, comprising a coffer having a sheet and four plates around the sheet perimeter. Each plate has holes arranged on its front face. Also, the formwork mechanism includes a structural element, connected to one of the plates by fixing means. On the other hand, the structural element has lateral perforations that are aligned with the holes of one of the coffer plates. Fixing means pass through the holes and side holes. The structural element may be a beam, a three or four-beam T, and combinations thereof. On the other hand, using several coffers interconnected with structural elements, formworks are constructed for casting flat reticular slabs; and also for curved reticular slabs with greater slab thickness near the beams supporting the slabs in comparison to the span of the slabs.
Owner:CARRASCAL DOMINGO DE GUZMAN CLARO
Geodesic dome habitat, including frame and tile systems for use therein
Described herein are systems and methods for creating and operating a geodesic dome habitat. The geodesic dome habitat includes a frame system for providing structural support and at least one tile that attaches to a face of the frame system. The frame system includes a plurality of struts arranged along the edges, a plurality of tension cables arranged planar to the faces, and at least one connector arranged along a vertex. The tile may be a functional tile for performing a specific functional task, such as a functional tile that includes irrigation systems for irrigating plant receptacles in a vault enclosure, and / or a functional tile that includes thermal plates and outlets for fermentation. The geodesic dome habitat may be compatible with any number of functional tiles, electrical systems, furnishings, etc.
Owner:AURELIA INSTITUTE INC
Space curve prestress composite beam column and design method thereof
The invention relates to a space curve prestress composite beam column and a design method thereof. The bottom of the space curve composite beam column is vertically upward, the tail end overhanging part is approximately horizontal, and the middle part is connected with the horizontal prestressed concrete closed beam to form a space structure. The horizontal closed prestressed beam and the space curve composite beam column support each other, the constraint boundary condition of the space curve composite beam column is changed, and the internal force distribution and magnitude of the space curve composite beam column are changed. According to the space curve composite beam column with the horizontal closed prestressed beam, the anti-cracking and anti-bending performance of a component is improved, and the deformation performance of the component is also improved. Therefore, the structure is particularly suitable for large cantilever structures with high deformation and bearing capacity.
Owner:SHANGHAI TONGJI CONSTR ENG DESIGN CO LTD +1
Construction method of prefabricated concrete member temporary support-to-permanent bearing system
The invention provides a construction method of a prefabricated concrete member temporary support-to-permanent bearing system, which comprises the following steps of: prefabricating a concrete member in a factory according to the curvature of an arc-shaped arch plate, and reserving a rectangular bearing groove at the top; the prefabricated part is hoisted to the designed position, and lateral clamping constraint is formed through a lower fixing device; steel pipe secondary ridges are installed in the bearing grooves, a matched comb plate formwork is laid on the steel pipe secondary ridges, and the bottom face of the comb plate formwork is attached to the top face of the prefabricated part; pouring concrete around the upper and lower chord plates and the prefabricated parts layer by layer to enable the prefabricated cast-in-place structure to form a whole; the auxiliary support is gradually dismantled along with concrete strength increase, and load transfer to the prefabricated part is completed; and the steel pipe secondary edges and the comb plate formworks are dismantled, the bearing grooves are filled, and a continuous stress section is formed. The problems of eccentric load bearing and structural integrity are solved, the method is suitable for the scene that upper and lower chord plates of the arc-shaped arch slab and prefabricated parts are integrally poured, and the construction efficiency and the structural safety are improved.
Owner:CCCC (KUNMING) CONSTR CO LTD
Circular dome steel structure adjusting device
The invention discloses a circular dome steel structure adjusting device which comprises an adjusting mechanism, the adjusting mechanism comprises a jacking assembly and a connecting assembly, and the connecting assembly comprises a connecting plate, a connecting column fixed to the top of the connecting plate, a universal joint movably connected with the top of the connecting column and a connecting block fixed to the top of the universal joint. The top of the jacking assembly is connected with the bottom of the connecting plate, a mounting assembly is arranged on the connecting block and comprises a mounting column arranged on the top of the connecting block, a lower plate body fixedly arranged on the portion, close to the bottom of the mounting column, of the side wall of the mounting column in a sleeving mode and an upper plate body arranged on the mounting column in a sleeving mode, and the bottom of the steel structure profile is connected with the top of the upper plate body. A horizontal adjusting assembly used for adjusting the distance between every two adjacent mounting columns is arranged between every two adjacent mounting columns, and vertical adjusting assemblies used for adjusting the positions of the mounting columns are arranged on the connecting plates. The tedious operation that in the prior art, a steel structure profile needs to be strictly cut according to the size requirement is changed, the operation difficulty is lowered, and application and popularization are facilitated.
Owner:HANGZHOU YALAI CONSTR STRUCTURE CO LTD
Corrugated steel and recycled concrete combined arch and performance loading device and testing method thereof
Owner:HARBIN INST OF TECH +1
Large-span ellipsoidal glass structure space noise reduction method based on sound field optimization
The invention belongs to the technical field of automatic control, and particularly relates to a large-span ellipsoidal glass structure space noise reduction method based on sound field optimization, and the method comprises the steps: 1, transmitting a sample noise in an ellipsoidal glass structure through a sound wave generator, building a sound wave propagation model to describe the behavior of the sample noise in the ellipsoidal structure, an incident sound field is obtained; 2, analyzing the propagation characteristics of the sample noise in the ellipsoidal glass structure to obtain an acoustic structure coupling equation, and solving the acoustic structure coupling equation to obtain structural vibration displacement; 3, obtaining a sound radiation field of the ellipsoidal glass structure according to the structural vibration displacement; and step 4, combining the incident sound field and the sound radiation field, and performing spatial noise reduction by reflecting the sound pressure of the sound field. According to the method, the problems of poor adaptability and low control precision of a traditional noise reduction method in a non-uniform structure are effectively solved, and the noise reduction efficiency, the control sensitivity and the environment adaptability of a building space are remarkably improved.
Owner:CHINA RAILWAY CONSTR GROUP CO LTD +1
Modular structure with improved connection for the construction of a wall
The invention relates to a modular structure (1) for constructing a wall, said structure comprising: - at least two polygonal elements (2) manufactured from thermoplastic by additive manufacturing; each polygonal element (2) has at least two lateral walls, each nested within a lateral wall of an adjacent polygonal element (2); a connecting member (3) positioned between the polygonal elements (2) for laterally attaching the polygonal elements (2) to one another; clamping means, each of which, on the one hand, engages with the connecting member (3) and, on the other hand, is fixed within a lateral wall of a polygonal element (2), to bring the polygonal elements (2) together and lock the assembly. Figure for the abstract: Fig. 1
Owner:POST IND CRAFTS
Large-span bolt-sphere net rack based on BIM and installation method
The invention discloses a BIM-based large-span bolt-sphere net rack and an installation method, and relates to the technical field of building steel structures, in particular to a BIM-based large-span bolt-sphere net rack which comprises a plurality of net rack main beams, outer side connecting pieces and inner side connecting pieces, the net rack main beams are arranged in parallel, second bolt spheres are fixed to the branch ends of first connecting frames, and second bolt spheres are fixed to the branch ends of second connecting frames; first connecting rods are fixed to the second bolt balls at the head end and the tail end of the first connecting frame, second connecting rods are arranged on the second bolt balls on the two sides of the first connecting frame, the outer side connecting piece is installed on the outer side of the net rack main beam, and the inner side connecting piece is installed on the inner side of the net rack main beam; according to the invention, the plurality of net rack main beams are arranged in parallel, and every two adjacent net rack main beams are connected through the corresponding outer side connecting piece and the corresponding inner side connecting piece in a matched manner, so that the splicing and assembling stability of the bolt-sphere net rack is improved, modular splicing of the bolt-sphere net rack is facilitated, and the splicing efficiency of the bolt-sphere net rack is improved.
Owner:CHINA MCC17 GRP CO LTD
Supporting plate splicing structure of homestay temporary house
The utility model discloses a supporting plate splicing structure of a homestay temporary house. The supporting plate splicing structure comprises at least two supporting plates and a plurality of connecting plates. Each connecting plate can be used for connecting two adjacent supporting plates; the supporting plate is made of EPS; the supporting plates are arched, a dovetail groove with a trapezoidal section is formed in the side edge of the convex surface or the concave surface of each supporting plate, and the dovetail groove is narrow outside and wide inside; the shape of each end of the connecting plate is matched with the shape of the corresponding dovetail groove; the two ends of each connecting plate can be bonded to the two dovetail grooves of the two adjacent supporting plates in a matched mode through glue, and the side faces of the two supporting plates abut against each other in a completely-matched mode. The splicing structure formed after the two supporting plates are fixed through the connecting plate bonded with the glue is stable and firm, and displacement between the supporting plates is not prone to occurring; when a worker splices other supporting plates, the worker does not need to keep the stability of the previous spliced supporting plates all the time, namely, splicing failure is not prone to being caused.
Owner:邢婉
Large-diameter storage tank and isolation lining synchronous installation device and installation method thereof
PendingCN121451780ABase supporting structuresBraking devices for hoisting equipmentsStructural engineeringHolding tank
The invention provides a large-diameter storage tank and isolation lining synchronous installation device and an installation method thereof.The large-diameter storage tank and isolation lining synchronous installation device comprises a tank body and lifting devices annularly arrayed on the periphery of the bottom of the tank body, the tank body is formed by splicing a plurality of ring cylinder sections in a lap joint mode, the cylinder sections are formed by splicing a plurality of arc-shaped pieces in a lap joint mode, and lifting pieces are detachably and fixedly arranged at the bottoms of the vertical lap joint positions of the cylinder sections; the lifting devices are used for being connected with the even number of lifting devices and used for alternately lifting the installed shell ring and the newly-added shell ring. The lifting device is arranged outside the tank body, so that the working space in the tank body is effectively released, the isolation lining can be synchronously mounted in the tank body assembling process, the process splitting caused by the fact that the lifting mechanism occupies the area in the tank body in the traditional process is avoided, the whole construction period is obviously shortened, and the construction efficiency is improved. The management and coordination cost caused by secondary entering is reduced, the lining can be accurately laid and attached under the open, safe and visible working conditions, and the lap joint sealing performance and the structural consistency are greatly improved.
Owner:THE FIRST CONSTRUCTION COMPANY OF CCCC SECOND HARBOR ENGINEERING CO LTD +1
Triangular integral assembly house and construction method thereof
The invention discloses a triangular integral assembled house and a construction method thereof.The triangular integral assembled house comprises a steel frame, a first wallboard, a second wallboard and a bottom plate, the lower portion of the steel frame is fixedly installed on the upper side of the bottom plate, the steel frame has the horizontal width x direction, a first supporting part and a second supporting part are formed on the two sides of the steel frame in the width x direction respectively, and the first supporting part and the second supporting part are inclined; the upper sides of the first supporting part and the second supporting part are close to each other and connected to form a supporting tip. The upper end of the first wall plate is integrally connected with a limiting plate, the limiting plate obliquely extends downwards, and a downward limiting groove is formed between the limiting plate and the first wall plate. The first wall plate abuts against the upper side of the first supporting part, and the limiting plate abuts against the upper side of the second supporting part. A first inclined face is formed at the lower end of the limiting plate, a second inclined face is formed at the upper end of the second wall plate, and the first inclined face and the second inclined face abut against each other. The connecting strength between the main body components can be improved, and the connecting structure is suitable for a triangular fabricated house.
Owner:SHAOXING BAOCHENG CONSTR IND MFG CO LTD
Outer containment dome construction method based on spherical strip steel mold-spherical crown wood mold structure
The invention discloses an outer containment dome construction method based on a spherical strip steel mold-spherical crown wood mold structure, and belongs to the technical field of civil construction, and the outer containment dome construction method comprises the following steps: S1, constructing and mounting steel corbels at the inner side position of an outer containment; s2, a ball belt type steel formwork is prefabricated and assembled; s3, hoisting the ball belt type steel template to the outside of the inner containment, and fixing the ball belt type steel template with the steel corbel; s4, outer containment dome reinforcing steel bars are bound on the outer side of the ball belt type steel formwork, and an outer formwork is erected; pouring outer containment dome concrete between the ball belt type steel formwork and the outer formwork in a segmented manner; s5, a scaffold is erected at the spherical crown position outside the inner containment, and a spherical crown type wood formwork is erected; s6, outer containment dome steel bars are bound on the outer side of the spherical crown type wood formwork, and an outer formwork is erected; outer containment dome concrete is poured between the spherical crown type wood formwork and the outer formwork in a segmented mode. The method is high in efficiency, the project progress is optimized, and the working quality is stable and reliable.
Owner:CHINA NUCLEAR IND HUAXING CONSTR
Frame supporting type air costal membrane structure system
A frame supporting type air rib membrane structure system comprises a frame supporting structure, an air rib structure and a membrane structure. The frame supporting structure comprises a supporting unit; the supporting units are arranged at intervals in the longitudinal direction. The supporting unit comprises a stand column and a top support. The air rib structure is mounted on the outer side of the frame supporting structure and is formed by splicing a plurality of air rib type membrane structure units; each air rib type membrane structure unit comprises an air rib and a connecting pipe; the air ribs are arranged in parallel at intervals, and one group of air ribs are horizontally arranged; the group of air ribs are communicated with one another through connecting pipes to form one or more independent inflation loops; pressure sensors are arranged on the surfaces of the air ribs; and the membrane structure covers the outside of the air rib structure and is detachably connected with the air rib structure. The technical problems that a traditional gas film structure is small in application range, insufficient in stability, prone to being large in film surface deformation and unstable in gas rib are solved, and the technical problems that a traditional gas rib type film structure is poor in adjustment flexibility, large in operation difficulty and high in cost are further solved.
Owner:CHINA CONSTR COMM ENG GRP UNITED
Spherical structure
The invention concerns a spherical structure It comprises a number of interlocking 5- and 6-sided panels that is joined together at the corners with locking discs.
Owner:SANDNES OLAV
Glass curtain wall system and construction method resistant to high wind pressure
The present invention relates to the technical field of building curtain walls, and in particular to a high wind pressure resistant glass curtain wall system. In the high wind pressure resistant glass curtain wall system, the glass unit of the curtain wall is fixedly mounted on a supporting column, the bottom of the supporting column is hingedly connected to a support, and the support is fixed to the ground; the top of the supporting column is movably connected to the steel frame structure of the dome; a horizontal connecting rod is arranged between the top of the supporting column and the dome steel frame, one end of the horizontal connecting rod is hinged to the steel frame structure of the dome, and the other end is hinged to the top of the supporting column. The force model of the curtain wall structure is optimized. On the one hand, the structure of the entire supporting column is lightweight, and on the other hand, the horizontal connecting rod is used to cleverly avoid the rigid connection between the supporting column and the dome. The rigid connection will affect the normal ups and downs of the dome, and a large stress concentration will occur at the connection between the dome and the supporting column, and even damage the dome structure.
Owner:CHINA CONSTR SECOND ENG BUREAU LTD
Roof adopting large-span arch supporting cable stiffening grid structure and construction method
The invention provides a roof adopting a large-span arch supporting cable stiffening grid structure and a construction method, and relates to the field of building steel structures. Each large-span arch supporting cable stiffening grid structure comprises a pair of parabola-shaped main arches, a central connection structure, a cantilever and a stabilizing cable. The pair of main arches are oppositely inclined and symmetrically arranged; the central connection structure is continuously arranged between the pair of main arches and forms a shell surface; the two groups of cantilevers are symmetrically connected to two opposite outer sides of the pair of main arches respectively; the stabilizing cable extends in the longitudinal direction of the cantilever and is connected to the bottom of the cantilever. The central connection structure and the cantilevers are both of space grid structures; the multiple pairs of main arches are sequentially connected in a crossed mode in the longitudinal direction of the roof. The construction of the roof is completed through the construction method of main arch and central connection structure installation, primary unloading, cantilever installation and secondary unloading. According to the roof and the construction method thereof, the steel consumption can be reduced, the lightness of the cantilever structure is improved, and the manufacturing cost is reduced.
Owner:CHINA FIRST METALLURGICAL GROUP +1
Interior furniture
PCT designated stageWO2025244439A1Arched structuresVaulted structuresMechanical engineeringIndustrial engineering
The present invention relates to interior furniture capable of easy assembly and structural change, and having excellent space utilization and excellent appearance. The interior furniture according to the present invention comprises: a cabinet comprising a pair of side panels which are formed to extend in the vertical direction and arranged to be spaced apart from each other while facing each other, a rear plate coupled to the rear surfaces of the pair of side panels, and a support plate installed horizontally between the pair of side panels; and a wall panel which comprises a vertical side surface in the vertical direction, an upper horizontal side surface extending horizontally from the upper end portion of the vertical side surface, and an arch-shaped side surface connecting the end portion of the upper horizontal side surface and the lower end portion of the vertical side surface, and which has a half-arched shape obtained by bisecting an arch shape in the vertical direction. In addition, the side panels and the wall panel can be coupled in a first coupling manner in which the wall panel and the side panels are coupled to each other in parallel at the front end portion of the side panels, and in a second coupling manner in which the wall panel and the side panels are orthogonally coupled to each other at the front end portion of the side panels.
Owner:FROLIC INC
Assembly type large-span curved surface metal ribbon mounting structure
The utility model belongs to the technical field of building decoration, and particularly relates to an assembly type large-span curved surface metal ribbon installation structure which comprises a main steel pipe, a steel column truss is fixedly arranged on one side of the main steel pipe, an adjusting mechanism is fixedly arranged above the steel column truss, and a ribbon aluminum plate is fixedly arranged on the upper portion of the adjusting mechanism. The adjusting mechanism comprises an adjusting pipe, an adjusting piece arranged on one side of the adjusting pipe and a fixing cover arranged on the top of the adjusting pipe, four fan-shaped limiting blocks are symmetrically arranged on the inner side of the adjusting pipe, sliding grooves are formed in the sides, close to the fan-shaped limiting blocks, of the fan-shaped limiting blocks, and two adjusting grooves are symmetrically formed in the outer side of the adjusting pipe; two limiting grooves are symmetrically formed in the top of the adjusting pipe. A modular design and a manufacturing method are adopted, the curved-surface metal ribbon is divided into appropriate assemblies, meanwhile, the structural characteristics of the adjusting mechanism are adopted, the curvature of the ribbon aluminum plate can be adjusted at any time on the construction site, accurate matching and convenient assembly between the assemblies are ensured, and the assembly efficiency and quality are improved.
Owner:SHENZHEN OVERSEAS DECORATION ENG
Indoor venue spiral suspension corridor and hoisting and unloading method thereof
The invention discloses an indoor stadium spiral suspension corridor and a hoisting and unloading method thereof.The indoor stadium spiral suspension corridor comprises a bridge body, the bridge body is installed in a stadium and arranged upwards in a spiral shape, the bridge body is divided into a plurality of bridge floor sections from top to bottom, and the starting position is connected with a suspension type visiting room arranged at the top of the stadium; the final position is connected with the ground through a multi-stage damping device; according to the method, the main supporting system, the secondary supporting system and the corresponding unloading control system are arranged, after hoisting of all components of the gallery is completed, unloading is carried out according to the method that the main supporting system is arranged firstly and then the secondary supporting system is arranged from top to bottom in a collaborative grading circulation mode, and the supporting systems are dismantled; the air gallery is reliably transited from a temporary supporting state to a gallery self-bearing stress state, the overall stability of the air gallery is effectively guaranteed, structural damage and damage caused by concentrated stress of a supporting system and sudden change of loads of suspenders in the unloading process are avoided, and safety and comfort of the air gallery in the service period are guaranteed.
Owner:2ND CONSTR CO LTD OF CHINA CONSTR 5TH ENG BUREAU +1
Method for constructing a dome-shaped building using a single piece of concrete
To provide a building method of a dome-shaped building of concrete integrally formed.SOLUTION: A building method of a dome-shaped building with a roof that can be used as a living space allows concrete casting without the use of an outer frame support by forming a foundation, a wall, and a roof integrally by using reinforced concretes without using any supports and only by arranging partition walls in an interior space, and by using roof support pipe fittings, crossbar circular diameter maintenance pipes, cross pipe support fixing fittings, and wall frame diagonal support pipes.SELECTED DRAWING: Figure 1
Owner:豊里 省司
Corrugated Steel Reinforced Recycled Concrete Composite Arch and Its Performance Loading Device and Testing Method
The present invention belongs to the technical field of arch shell structures and performance loading, specifically a corrugated steel recycled concrete composite arch and its performance loading device and testing method, including a corrugated steel arch, which is formed by mechanically rolling a flat steel plate into a flat corrugated steel plate and then using an arching device to form a corrugated steel arch; vertical connecting steel bars, which are arranged at the wave crests and wave troughs of the cross-section of the corrugated steel arch, uniformly distributed along the span direction, and the vertical connecting steel bars are welded to the corrugated steel arch; longitudinal stressed steel bars, which are arranged along the span direction of the corrugated steel arch and are respectively welded and fixed to the vertical connecting steel bars at the wave crests and wave troughs; transverse connecting steel bars, which are uniformly arranged transversely along the span direction of the corrugated steel arch and are respectively welded to the longitudinal stressed steel bars; fixed steel plates, the arch feet of the corrugated steel arch and the ends of the longitudinal stressed steel bars are welded to the fixed steel plates; concrete, and the thickness of the concrete structure is greater than 150 mm.
Owner:HARBIN INST OF TECH +1
Reinforcing device of assembly type rigidity-adjustable substructure
The invention discloses an assembly type rigidity-adjustable substructure reinforcing device which is composed of a plurality of rigidity-adjustable substructures, and each substructure comprises a modular component and a rigidity-variable connecting piece. The modular component is formed by assembling standard rod pieces and detachable nodes through connecting bolts, and extensible grid units are formed. The variable-stiffness connecting piece automatically adjusts stiffness parameters based on real-time stress response of a to-be-reinforced structure and is hinged to the substructures and the to-be-reinforced structure through connecting lug plates; the substructures are distributed along the weak area of the structure to be reinforced to form a multi-stage rigidity regulation and control system, and the upper layer substructure is rigidly connected with the end part of the standard rod piece of the lower layer substructure through a detachable node. Structural response is effectively reduced by means of the modular components and the variable-stiffness connecting pieces, the load self-adaptive capacity is achieved, meanwhile, the characteristics of convenient and fast construction and intelligent operation and maintenance are achieved, and the method is suitable for existing structure reinforcement and preventive strengthening engineering of a newly-built structure.
Owner:BEIJING UNIV OF TECH