80 results about "Structural system" patented technology

The present application relates to a kind of steel pipe concrete structure system bearing calculation method, it is related to concrete structure calculation technical field, the present application has accurately captured the critical transition point of steel pipe and concrete from emptying to being extruded by nonlinear mapping function, eliminates the deviation of initial gap to tight hoop coefficient estimation, and introduces steel pipe wall sealing factor, accurately restores the real deformation characteristics of concrete in pipe under the coexistence environment of self-drying and high humidity, avoids the problem of low estimation of stiffness caused by copying ordinary concrete creep model, dynamically simulates the modulus deterioration process with time variation, clearly reveals the trajectory of stress transfer from concrete to steel pipe, provides accurate data input for analyzing local instability of steel pipe under long-term service, simultaneously coupled with bidirectional stress criterion, so that designer can obtain the real bearing capacity margin of structure in the whole service process, significantly enhance the long-term safety and reliability of super high-rise and large-span structure under extreme environment.

The application provides a heat absorption tower structure system of a tower type photo-thermal power station, which comprises a heat absorber, a concrete cylinder, a vertical cylinder, a steel frame, a reinforcing mechanism, a first connecting mechanism and a second connecting mechanism. The vertical cylinder is arranged in the cavity of the concrete cylinder and partially extends out of the concrete cylinder, the steel frame is arranged above the concrete cylinder and surrounds the outside of the vertical cylinder, and the heat absorber is arranged on the steel frame. The reinforcing mechanism is connected between the concrete cylinder and the steel frame to limit the movement of the steel frame relative to the concrete cylinder, thereby realizing the vertical conversion of the steel-concrete structure. The first connecting mechanism fixedly connects the concrete cylinder and the vertical cylinder to form a rigid horizontal connection of the lower tower body. The second connecting mechanism connects the steel frame and the vertical cylinder and allows the relative horizontal displacement of the two within a preset range. The heat absorption tower structure system has high stress synergy and deformation coordination capability, can reduce the construction cost, and meets the requirements of high reliability, light weight and stable support of the heat absorption tower of the tower type photo-thermal power station.

The application discloses a high-altitude overhanging non-supporting steel-concrete composite structure system based on numerical simulation and a construction method thereof, which comprises an overhanging inner platform and an overhanging outer platform connected to a non-overhanging area frame system in a concave shape, wherein the non-overhanging area frame system comprises a structure column KZ1 at the junction of a non-overhanging area and an overhanging platform, a concrete frame beam KL2, a concrete frame beam KL3 and an L1 beam; reliable supports are arranged under the overhanging inner platform; sectional combined floors are poured in sequence from the non-overhanging area to the overhanging outer platform; steel beam embedded parts are fixedly arranged on the non-overhanging area frame system; the steel beam embedded parts are fixed with steel beams; the steel beams comprise a steel beam one GL1, a steel beam two GL2 and a steel beam three GL3; and the application further comprises finite element software. The application satisfies the non-supporting construction of the high-altitude overhanging structure, has the advantages of safety and reliability and strong operability, and has the advantages of convenient construction, high economic efficiency and the like, as compared with temporary support erection in the high-altitude overhanging area.

Disclosed in the present invention are a lightweight, high-strength and multipurpose container made of laminated bamboo lumber, and a method for manufacturing same. The container consists of corner posts made of laminated bamboo lumber, side posts, longitudinal side beams, transverse short beams made of laminated bamboo lumber or glass fiber and steel, longitudinal middle beams made of laminated bamboo lumber or glass fiber and steel, corner member-glass fiber-steel plate-steel sleeve-bolt integrated connectors, diagonal braces made of laminated bamboo lumber, glass fiber-steel composite cylinders for a forklift, glass fiber-steel sleeve bolted connectors, glass fiber-steel bolted connectors, oblique T-shaped glass fiber-steel filler plate bolted connectors, portal-shaped steel plate integrated welding connectors, doors, a K-shaped structural system and enclosure panels. The container of the present invention has the advantages of being lightweight, having high strength, safe and reliable structure, corrosion resistance, impact resistance, fatigue resistance, freezing resistance, etc. Moreover, the present invention reduces the use of mineral materials such as steel and aluminum alloy, and is low-carbon and environmentally-friendly.

The utility model discloses a kind of connecting structure system of anti-floating anchor rod and foundation bottom plate, including foundation bottom plate, foundation cushion, anchor rod core, shear bending rib, anchor head steel plate, expansion waterstop, stress dispersion steel plate, sealing paste.The foundation bottom plate is cast-in-place reinforced concrete slab;The foundation cushion is cast-in-place plain concrete thin plate;The anchor rod core is PSB prestressed high-strength steel;The shear bending rib is the anchor head two ends bending U-shaped steel bar arranged in foundation bottom plate;The anchor head steel plate is steel hollow plate, is sleeved on axial PSB prestressed high-strength steel and is fixed together by upper and lower two limiting high-strength bolt connection;The expansion waterstop is set on limiting high-strength bolt;The stress dispersion steel plate is set on foundation cushion;The sealing paste is set in stress dispersion steel plate below.The utility model has the advantages of good corrosion resistance, high anti-permeability, fast construction speed, energy saving and environmental protection, and its technical and economic benefits are outstanding.

This invention provides a method for constructing a disturbance-proof support structure for a deep foundation pit of a subway station, comprising: Step S1, constructing a temporary partition in the middle of the foundation pit and simultaneously constructing on both sides of the temporary partition; Step S2, constructing a diaphragm wall; Step S3, performing dewatering treatment; Step S4, installing formwork and pouring concrete for the capping beam; Step S5, constructing a retaining wall on top of the capping beam; Step S6, excavating from the temporary partition towards both ends of the foundation pit, longitudinally segmented and vertically layered, using a supported excavation method; Step S7, simultaneously removing the temporary partition and excavating to the foundation as the excavation progresses. Dividing the foundation pit using temporary partitions achieves regionalized excavation. The stability of the foundation pit is ensured by the support provided by the temporary partitions during excavation. Simultaneous excavation on both sides significantly improves construction efficiency. Simultaneous removal of the temporary partitions during excavation ensures the reliability and stability of the foundation pit support structure system.

The utility model provides a kind of cantilever beam support structure, it is related to cantilever beam technical field, comprising: inclined column, it is set to the side of support surface, and by lower to upper gradually away from support surface;Multiple crossbeam, each the crossbeam is spaced apart between inclined column and the support surface by lower to upper setting.The utility model has beneficial effect: the particularity of cleverly using the large-angle extension of inclined column is achieved by setting inclined column, by the inside steel beam, four inclined braces, and relevant node strengthening method of design, so that it forms a complete structure system, under the premise of guaranteeing its safety, the cantilever span of cantilever beam can be greatly increased, the room function and building design aesthetic type of existing building industry are increased;The bearing capacity and deformation capacity of entire structure system can be greatly increased by setting shaped steel in concrete beam in the structure device, the problems of large amount of engineering material, large cantilever structure, high cost, cantilever beam easy cracking deformation and other problems can be effectively solved.

The utility model provides a kind of big overhanging rigid-flexible combination space structure system, belong to building construction field.Its technical scheme is: including big overhanging steel structure, internal cable structure and the movable support of the rigid-flexible combination place connecting both, big overhanging steel structure is by outer pipe truss ring beam structure, inner pipe truss ring beam structure, star truss structure and net shell structure constitute, form the whole stiffness very big overhanging main body, internal cable structure is connected with the inner pipe truss ring beam structure of big overhanging steel structure by movable support.The utility model has the beneficial effect that: using rigid structure and flexible structure cooperate, with the coupling stress effect of "rigid-flexible", not only can significantly reduce the seismic response of overall structure, can also improve the wind-induced dynamic response of flexible structure part, simultaneously, big overhanging rigid-flexible combination space structure system effectively improves the structure span capacity, reduces structure deadweight.

This utility model relates to the field of corrugated cardboard box technology and discloses a high-compression-resistant corrugated cardboard box structural reinforcement component, including a rotating protrusion. The component is characterized by: a plurality of rotating blocks rotatably connected to one end of the rotating protrusion; a plurality of support rods slidably connected to the opposite side of the rotating blocks; a plurality of connecting rod 1s fixedly connected to the opposite side of the rotating protrusion; a plurality of connecting rod 2s fixedly connected to the opposite side of the rotating blocks; a connecting block 2 fixedly connected to the right side of the connecting rod 2; and a connecting block 1 slidably connected to one end of the connecting block 2. In this utility model, the reinforcement component achieves flexible storage through a unique split-type connection design. When folding is required, connecting block 1 and connecting block 2 are separated, breaking the original support structure system. At this time, the connecting rod 1 connected to the rotating protrusion and the connecting rod 2 connected to the rotating blocks lose their fixed constraints, allowing the rotating protrusion to rotate freely within the rotating groove of the rotating block.

The application discloses a continuous wave single-layer suspended rigid reticulated shell structure system and a structure form-finding method, and relates to the technical field of building structures. The single-layer suspended reticulated shell structure system comprises internal main load-bearing beams, edge-sealing main load-bearing beams, an internal single-layer reticulated shell and support roof columns. The internal main load-bearing beams and the edge-sealing main load-bearing beams are in the shape of catenary lines, and the internal single-layer reticulated shell is in the shape of a suspended surface. The internal single-layer reticulated shell is fixedly connected with the main load-bearing beams to form a single-layer suspended reticulated shell structure system. A plurality of single-layer suspended reticulated shell structure systems are continuously connected to form a continuous wave single-layer suspended rigid reticulated shell structure system. The catenary line and the suspended surface are used to mathematically decompose the structure system. The structure components have excellent buckling stability under the action of vertical loads and wind suction loads. The structure system has low steel consumption and excellent mechanical properties and economic performance.

This utility model discloses a production mold for precast components of a steel-concrete structural system, relating to the field of precast component production. It includes a base plate, side plates, a cover plate, an assembly structure, and a collection structure. The side plates are arranged around the base plate; the cover plate is positioned above the side plates; the assembly structure is positioned between the base plate, side plates, and cover plate; and the collection structure is positioned on the base plate, side plates, and cover plate. This utility model moves the side plates above the base plate, causing the mounting blocks to slide into the mounting grooves. Multiple limiting blocks are moved between the side plates, and then a connecting plate is slidably inserted into the connecting groove. The positioning grooves at both ends of the connecting plate slide interlock with the positioning blocks. Tightening the bolts causes the bolts to press against one end of the connecting plate, causing the inner wall of the positioning groove at one end of the connecting plate to press against the inclined surface of the positioning block, thus pressing and pushing the limiting blocks. The limiting blocks are used to press and fix multiple side plates and the cover plate, facilitating mold assembly and improving the stability of the side plates and cover plate.

This invention relates to the technical field of road engineering, and in particular to a method for converting old road structures into long-life pavement structures based on low-carbon cold recycling, comprising the following steps: S1, milling and recycling of the old pavement layer; S2, conversion of the semi-rigid base course system by vibratory compaction using a road roller to convert the semi-rigid base course into a granular flexible subbase course; S3, injection of a semi-flexible isolation layer; injection of a highly permeable slurry into the crushed base course to form a flexible recycled isolation layer; S4, forming of the flexible recycled base course; uniformly spreading a mixture of milled recycled material and new aggregate on the isolation layer, and simultaneously spraying and injecting bio-based modified emulsified asphalt; S5, laying of a low-carbon surface layer; spraying a modified emulsified asphalt tack coat onto the surface of the flexible recycled base course, followed by spreading a rubber asphalt concrete surface layer, and finally compacting it. The construction method of this invention solves the problems of "high carbon emissions, rapid recurrence of reflective cracks, and short lifespan" in traditional old road reconstruction and expansion.

The application discloses a wave-shaped twice-suspended beam structure and a construction method, and the twice-suspended beam structure comprises a main force-bearing suspended beam, an internal continuous suspended beam, an internal suspended beam tie rod and a support column; the main force-bearing suspended beam and the internal continuous suspended beam are both in the shape of a catenary; the main force-bearing suspended beams are fixedly connected through rigid nodes, the support column is connected with the rigid nodes of the main force-bearing suspended beams, the internal continuous suspended beam is fixedly connected with the main force-bearing suspended beam, and the internal suspended beam tie rod is hingedly connected with the internal continuous suspended beam; and a plurality of twice-suspended beam structures form a wave-shaped twice-suspended beam structure system. The twice-suspended beam structure is mathematically decomposed by using a catenary, the structural components have better buckling stability under the action of vertical loads and wind suction loads, the steel consumption of the structure system is low, the mechanical properties and economic performance are excellent, and the construction is convenient.

The application discloses an active control method for super-small clear distance long-distance oblique crossing of a rail transit existing underground structure, which comprises the following steps: step one, collecting the archived data of the operating rail transit underground structure; step two, detecting the existing rail transit structure and the rail structure to determine the structure continuous deformation control value W; step three, determining the active lifting structure system of the existing operating rail transit underground structure; step four, determining the active lifting structure system, and the lifting structure is divided into vertical lifting structure and horizontal lifting structure; and step five, performing the construction of the new rail transit structure crossing the existing operating rail transit structure; thus, the application realizes the settlement control effect that cannot be achieved by other crossing methods, thereby guaranteeing the operation safety of the existing operating rail transit line during the crossing construction, and the operation is simple, and the cost and construction period are controllable.

A tension measurement and connection system for guy wires of a guyed wind measurement tower and its assembly method belong to the infrastructure technology field of the onshore wind power industry. The tension measurement and connection system is installed at the connection point between one end of the guy wire and the foundation tie rod of the guy wire reel, realizing the connection between the structural guy wire and the foundation tie rod. Simultaneously, during installation and construction, the tension of the guy wire is measured to ensure it reaches its design value, guaranteeing the safety of the entire structural system. It connects the main rod to the foundation tie rod via a U-shaped connecting rod and a circular loop, and a limiting nut secures the connecting crossbar to the U-shaped connecting rod, forming a closed-loop series structure. The guy wire is then fixed to the series structure using a clamp sleeve, a conical clamp, and clamp tightening bolts. A sensor installed on the sensor mounting bracket and the limiting nut ensure the pre-tension of the guy wire reaches its design value. This invention can simultaneously measure the pre-tension of the guy wire and connect it to the foundation tie rod of the guy wire reel, allowing the guy wire to perform its designed function and ensuring the safety of the wind measurement tower.

The present application relates to a kind of construction method of metro open cut section and tunnel construction structure system, comprising the following steps: pile wall construction;In turn excavate foundation pit, construction crown beam and reinforced concrete support, set up two layers of steel pipe support, construction lower foundation pit enclosure structure;By sliding rail segmented propulsion construction;Construction in plate;Construction top plate.The beneficial effects of the present application are: using the way of overlapping construction, save space resources and construction cost, single box multi-chamber multilayer frame tunnel main structure is based on the principle of "vertical layering, horizontal segmentation, layer by layer from bottom to top parallel order construction", conducive to the smooth development of main structure process;Upper intermediate pipeline corridor and lower metro section partition wall are provided with hidden beam, which improves the overall stress effect of structure;Tunnel lower foundation pit uses cohesive soil backfilling, forms stable filler layer, reduces the damage of structure caused by uneven settlement of filler.

This application belongs to the technical field of photovoltaic roofing systems and discloses a novel photovoltaic roofing system for coated metal tiles, comprising: a corrugated support, wherein multiple corrugated supports are provided and welded to the corrugated surface of the coated metal tile; a guide rail, wherein the guide rail is detachably connected to the upper end of the corrugated support, and the guide rail and the corrugation of the coated metal tile are arranged in a cross shape, and a photovoltaic module is provided on the upper end surface of the guide rail; a connecting component is detachably connected to the guide rail, and the connecting component is used to fix the photovoltaic module; a stable structural system is formed by the corrugated support and the guide rail, and the load is distributed to the coated metal tile by the corrugated support to avoid local damage to the roof; the system adopts a non-perforated installation method, avoiding the damage to the roof waterproofing layer caused by traditional perforated support, eliminating the risk of water leakage, and greatly reducing the maintenance cost caused by water leakage in the later stage.

The application discloses a structure for providing counterforce for secondary launching of a variable-diameter shield machine after in-hole diameter expansion, comprising a small-shield tail ring cavity steel pipe piece, a diameter-expanding temporary support end wall steel pipe piece, a large-shield head ring cavity steel pipe piece and a counterforce conversion steel rib plate structure; the small-shield tail ring cavity steel pipe piece is arranged at the tail end of a small-shield conventional concrete pipe piece, the diameter-expanding temporary support end wall steel pipe piece is arranged at the outer periphery of the small-shield tail ring cavity steel pipe piece, the large-shield head ring cavity steel pipe piece is fixedly arranged at one side of the diameter-expanding temporary support end wall steel pipe piece, the counterforce conversion steel rib plate structure is fixedly arranged at the inner peripheral surface of the large-shield head ring cavity steel pipe piece, and the counterforce conversion steel rib plate structure is fixedly connected with the diameter-expanding temporary support end wall steel pipe piece and the small-shield tail ring cavity steel pipe piece. Through the above arrangement, the application can set a structure system of an existing small-shield tunnel pipe piece and a stable bedrock attached thereto, so that the structure system has a clear stress transmission path, high bearing capacity and safety and reliability.

The present application relates to bridge wind engineering vibration suppression technical field, disclose a kind of automatic centroid movement mechanism of promoting large-span bridge flutter performance, comprising: fixed bearing, weight gear, first planetary gear, second planetary gear, traction rack, mass block;Weight gear is set in the center of bridge box girder by fixed bearing;First planetary gear and second planetary gear are symmetrically arranged with the meshing of weight gear on both sides;Traction rack is slidably arranged on bridge box girder along the bridge transverse direction, and traction rack is engaged with first planetary gear and second planetary gear;The both ends of traction rack are provided with mass block. The present application can not change original aerodynamic shape and structure system, automatically adjust the centroid position to the direction of flow according to the torsion angle of main girder, so as to realize the effective regulation and control of flutter performance under extreme wind conditions.

The application relates to the technical field of building construction devices, and discloses a multipurpose tool for modular construction of thick stainless steel profiled steel plate, which comprises a main support frame body and a hoisting support, first clamping pieces are fixedly arranged at the upper and lower ends of the main support frame body, a plurality of vertical rods are clamped by the first clamping pieces, the hoisting support is detachably placed on the main support frame body, second clamping pieces for clamping the profiled steel plate are arranged on the hoisting support, the second clamping pieces are used for clamping the profiled steel plate, when the second clamping pieces clamp the profiled steel plate and the hoisting support and the main support frame body are in a matched position, the vertical rods press against the profiled steel plate, and the hoisting support and the main support frame body abut against each other. The vertical assembly welding and the integral hoisting of the large-size profiled steel plate are integrated, welding deformation is effectively prevented, high-altitude operation is greatly reduced, the tool is adjustable and reusable, and the tool is suitable for the construction of a metal wall surface structure system with airtightness requirement.

Natural disasters, such as cyclones, earthquakes, landslides, etc., or manmade damages, such as structural member's theft, terrorist attacks, etc., can cause collapse of transmission line towers. If these are not restored in time, there will be monetary loss to utilities as well as loss of service to consumers leading to societal impact. Generally, permanent restoration takes several weeks. Hence, a temporary solution for quick retrieval of power transmission is required. This invention provides a temporary support structural system comprising light weight guyed masts (1) made of readymade robust modules (6 and 7), easy to connect connection system, two pin gimbal joint (8) and easy to construct foundation system (9 and 10). The invention is flexible enough to develop various configurations for single or double circuit transmission lines. It is also scalable and can be used for 33 to 800 kV transmission lines.

The present application relates to the technical field of structural engineering, in particular to a large-span curved curtain wall dense column cantilever structure system and its installation method. The curved curtain wall cantilever structure system comprises a box-type dense column, which is sequentially connected and installed with an arc-shaped steel beam, a roof steel structure and a cantilever steel platform. Based on the installation method of the structure system, the sectional installation precision of the arc-shaped box-type steel beam is improved, and the problems of mutual penetration of the L-shaped curtain wall column nodes of the arc-shaped box-type steel beam in the structure system and installation precision control are solved.

The application discloses a double-arch structure out-of-plane hydraulic traction type jacking construction method and belongs to the field of building steel structure construction. The method is used for the double-arch structure in an arch-frame composite structure system and comprises the following steps: assembling and forming the inner arch and the outer arch on the ground respectively, and forming an upper and lower staggered and spliced state at arch feet of the inner arch and the outer arch; using the already constructed frame structure as an initial counterforce support, applying an out-of-plane traction force on the inner arch through a hydraulic traction device, and jacking the inner arch to a design position around a temporary pin shaft support and rigidly connecting and fixing the inner arch; and using the inner arch as the counterforce support, applying an out-of-plane traction force on the outer arch, jacking the outer arch to the design position and rigidly connecting and fixing the outer arch. The application realizes double-arch ground assembly and step-by-step out-of-plane traction jacking, avoids high-altitude welding operation, reduces temporary jig frame investment, is high in construction efficiency, low in cost, safe and reliable, and is suitable for the construction of a large-span arch-frame composite structure system.

The application discloses an underground structure system and a construction method thereof, and belongs to the field of building construction. The underground structure system comprises a foundation pit permanent support pile wall and an underground space frame structure. The foundation pit permanent support pile wall comprises a surrounding structure formed by alternately arranging support piles and cement soil mixing walls. The underground space frame structure comprises vertical supporting piles and multilayer horizontal components. A plurality of vertical supporting piles are arranged according to the design positions to form a column net. The support piles and the vertical supporting piles are reinforced concrete bored piles, which comprise upper pile bodies and lower pile bodies. The upper pile bodies are cuboid column bodies, and the lower pile bodies are cylindrical bodies. The upper pile bodies and the lower pile bodies are provided with expansion sections. The cross-sectional dimension of the expansion sections is larger than that of the upper pile bodies and the lower pile bodies. The application adopts a top-down reverse construction sequence, and the vertical components are constructed at one time. The horizontal components are constructed by supporting a formwork with foundation soil, and no scaffold is needed. The resource investment is greatly reduced, the construction period is shortened, and the safety is improved.

The application discloses an anti-seepage structure system, in particular to an anti-seepage structure system for a concrete dam on a covering layer foundation, and belongs to the technical field of water conservancy and hydropower engineering structure design and manufacturing. The application provides an anti-seepage structure system for a concrete dam on a covering layer foundation, which can be widely applied to various permanent anti-seepage wall constructions and has a small construction scene. The anti-seepage structure system comprises a concrete dam body and an anti-seepage structure, and further comprises an elastic buffering anti-seepage connecting structure; the anti-seepage structure in the covering layer is connected with the concrete dam body on the covering layer through the elastic buffering anti-seepage connecting structure to form an integral whole.

The application discloses a kind of assembled friction type holographic energy dissipation damping structures with tenon-mortise structure at component end, including prefabricated frame beam slab column, holographic substructure prefabricated beam column, prefabricated beam column node connector, substructure prefabricated beam column node connector, beam end tenon-mortise connector, beam interconnection and plate beam connection tenon-mortise structure.Prepared frame beam slab column is connected by prefabricated beam column node connector, beam end tenon-mortise connector and plate beam connection tenon-mortise, modularization is conveniently installed, and beam end friction deformation and bending energy dissipation are simultaneously enhanced.Holographic substructure prefabricated beam column is connected by substructure prefabricated beam column node connector, and substructure beam is connected with main body prefabricated beam middle section by beam interconnection, under the action of multi-dimensional excitation of building structure system, substructure is first energy dissipation, and the damage of excitation to main body structure is reduced.The holographic energy dissipation damping structure is prefabricated in factory, quality is controllable, installation is convenient, and construction period and budget are greatly reduced.

A kind of core tube module unit and structural system, core tube module unit includes first frame body, first connecting component and second connecting component, first connecting component is arranged at eight end points of first frame body, second connecting component is arranged at the side of first connecting component;Multiple core tube module units are connected by first connecting component and are connected to form multilayer rectangular main structure by interlaced stacking.Connecting component and second connecting component are arranged at the side of first connecting component;Structural system includes core tube module unit and frame module unit, frame module unit includes third connecting component and fourth connecting component, frame module unit is connected by third connecting component and is connected to form multilayer rectangular main structure by interlaced stacking, frame module unit and core tube module unit are connected horizontally by fourth connecting component and second connecting component.The module unit of the utility model is detachably connected between each other, can be independently combined to form assembly type structural system, with the advantages of convenient and stable connection, fast construction speed.