260results about "Extraordinary structures" patented technology

The application discloses a construction method of a double-helix cantilever structure and belongs to the technical field of building construction. The method comprises the following steps: pouring a plurality of cantilever plate modules capable of being spliced to form a double-helix cantilever plate; pouring a core column, installing a climbing track consistent with the spiral shape of the preset double-helix cantilever plate along the side wall of the core column; installing the cantilever plate module at the initial position of the climbing track, sliding the cantilever plate module to detect whether the cantilever plate module can be moved from the initial position to the final position from bottom to top; moving the cantilever plate module at the initial position of the climbing track to a second position, and then installing the cantilever plate module at the initial position of the climbing track, so that the cantilever plate module at the initial position is spliced with the cantilever plate module at the second position until the cantilever plate modules are spliced to form the double-helix cantilever plate; and removing the outer track after pouring the core column. The double-helix cantilever plate is formed by splicing the cantilever plate modules, the construction of the double-helix cantilever plate structure is facilitated, and the problem of on-site pouring construction of the double-helix cantilever plate is solved.

This utility model relates to the field of building structure engineering technology and discloses a prefabricated octagonal grid structure, including a connecting frame. A connecting mechanism is provided at the top of the connecting frame to connect it. Multiple support rods are equidistantly arranged around the bottom wall of the connecting frame, and an energy supply mechanism is provided on the outer wall of each support rod to achieve energy self-sufficiency for the structure. The connecting mechanism includes a connecting frame located at the top of the connecting frame. Multiple connecting slots are equidistantly formed on the top wall of the connecting frame, and these slots engage with the connecting frame. In this utility model, the outer connecting parts of the grid unit are precisely aligned with the mounting holes on the support rods. Bolts are passed through and tightened to firmly connect the grid unit to the support rods, enhancing the stability and load-bearing capacity of the structure. Furthermore, the octagonal grid shape enriches the visual effect of the building and meets diverse aesthetic needs.

This invention relates to the field of steel structure building construction technology, and in particular to a method for installing a circular arc beam in a circular tower steel structure. The method includes: creating a matching arc-shaped template based on the measured arc contour of the steel column on site; machining the ends of the beam to form a uniformly fitting arc surface; installing the steel column in sections; installing an adjustable ear plate assembly using the pre-reserved connection holes in the steel column and adjusting it to the installation height; hoisting the beam onto the assembly; finely adjusting its three-dimensional posture to ensure precise alignment of the fitting surfaces before locking it in place; welding the beam to the steel column; and finally removing the adjustable ear plate assembly. The purpose of this invention is to solve the problems of low beam fitting accuracy, difficulty in hoisting and positioning adjustment, damage to the steel column base material, and poor welding quality caused by deviations between the actual contour of the steel column and the design.

The utility model relates to the technical field of railway building components, in particular to a tree-shaped beam column structure for a railway station canopy, which comprises a support rod, the upper part of the left end and the upper part of the right end of the support rod are fixedly connected with fixing frames, and the lower end of the support rod is fixedly connected with a fixing plate. A drainage channel is formed in the middle of the upper end of the supporting rod and the middle of the upper end of the fixing plate, and a plurality of fixing holes are formed in the upper end of the fixing plate. According to the tree-shaped beam column structure for the rain shed of the railway station, due to the fact that the two fixing frames are arranged, when the tree-shaped beam column structure is used for installing and using the rain shed, the three supporting plates in the fixing frames can absorb and weaken wind vibration generated by the rain shed, the damping effect can be achieved, and the situation that the rain shed is damaged in the strong wind weather is avoided. The rain shed is damaged due to the wind vibration effect, the drainage channel is formed in the upper end of the device, when the device is used, rainwater falling on the rain shed slides to the upper portion of the supporting rod and flows away through the drainage channel, and it is avoided that the rainwater is retained on the upper portion of the device to cause corrosion of the device.

The application discloses a large-span cantilever steel structure construction method and belongs to the technical field of building construction, which comprises the following steps: 1) bottom concrete structure pouring; 2) temporary support device installation; 3) large-span cantilever steel structure installation; 4) pouring: pouring the remaining concrete structure; and 5) temporary support device adjustment. The method aims at solving the problem that the force exerted by the temporary support device cannot be adjusted during the construction of the large-span cantilever steel structure.

The invention belongs to the technical field of buildings, and relates to a building structure with the component size determined according to the structural stress magnitude, the building structure comprises a supporting column (1) and a cross beam (2) connected with the supporting column (1), the cross beam (2) is a fish-belly sill, the cross section of the fish-belly sill is in a fish-belly form, the middle cross section size is large, the cross section sizes of the two ends are small, the supporting column (1) is a fusiform column, and the cross section of the cross beam (2) is a triangular column. The middle section size of the fusiform column is large, and the section sizes of the two ends are small. While the requirement for building attractiveness is met, the sizes of all structural components are set according to the stress of the structure, the area of the beam is increased at the position where the stress of the beam is maximum, the structural rigidity and the stress performance are improved, the height of the beam is reduced at the position where the stress of the beam is small, the effect of reducing cost can be achieved, and a structural system combining architectural aesthetics and structural stress is formed.

The utility model discloses a cable-membrane structure center connection node, and relates to the technical field of cable-membrane buildings. The cable membrane connecting node solves the problems that an existing cable membrane connecting node is poor in universality, low in error-tolerant rate, tedious in operation process, low in working efficiency and large in labor cost. An upper seat plate and a lower seat plate are both of a regular polygon plate-shaped structure, a plurality of cable connecting assemblies are arranged between the upper seat plate and the lower seat plate in the circumferential direction, a guide rail sliding block mechanism is arranged between the upper seat plate and the lower seat plate, and two sets of guide rails are horizontally and oppositely installed on the lower surface of the upper seat plate and the upper surface of the lower seat plate respectively. A sliding block locking piece is installed on the upper seat plate, the guide rail located on the upper portion and the sliding block are fixed through the sliding block locking piece, a horizontally-arranged cable connecting hole is formed in the middle of the sliding block, and one end of the cable connecting assembly is rotationally installed in the cable connecting hole of the sliding block. According to the cable-membrane connecting joint, the universality, the installation error-tolerant rate and the working efficiency of the cable-membrane connecting joint are improved, the operation process is simplified, and the labor cost is reduced.

This invention relates to the field of building technology and discloses a prestressed steel tie rod for a cantilevered building platform and its construction method. The method includes: steel tie rod segments, multiple segments arranged in a straight line; a sleeve with internal threads at both ends, the ends of adjacent steel tie rod segments respectively installed within the internal threads; a first fastening nut structure installed at the end of each steel tie rod segment along the straight edge; and a second fastening nut structure installed at the end of at least one steel tie rod segment in the middle of the straight line, the second fastening nut structure being fitted into the sleeve. The prestressed steel tie rod for a cantilevered building platform and its construction method of this invention can offset the residual tensile force of the cantilevered platform load on the concrete structure, minimizing the risk of concrete cracking due to tension and ensuring structural construction safety.

The core tube concealed column and its construction method of the reverse construction method belong to the field of core tube concealed column construction technology. In view of the special working conditions of the reverse construction method, the present invention optimizes the construction method of the stirrups of the core tube concealed column. The stirrups of the core tube concealed column are processed in segments. Specifically, each closed stirrup is processed into two segments and a welding length is reserved. The stirrup segments are tied to the outside of the vertical stirrups, and then the tied stirrup segments are welded to form a closed stirrup system. This ensures that the stirrups can still be tied smoothly after the construction of the upper structure, lower structure and vertical reinforcement is completed, reducing the construction difficulty and improving the construction efficiency.

The invention relates to the technical field of buildings, in particular to an air bag and a using method thereof. Comprising a bag body, the bag body comprises three layers of thin films which are sequentially overlapped together, a cavity is formed between every two adjacent thin films, and the cavities are used for being filled with gas or bubbles; the two cavities are used for being filled with gas at the same time, filled with bubbles at the same time, filled with gas at any one or filled with bubbles at any one. And a plurality of counterweight bodies are arranged on the middle membrane in the middle of the bag body at intervals. The counterweight body is a water bag or a counterweight block. And a plurality of auxiliary air bags are arranged on the middle film in the middle of the bag body. In the working process, the multiple films are overlapped to form the air bag, the cavities between the adjacent films can be inflated or inflated with bubbles, the functions of heat preservation, light transmission, shading and the like are achieved through a single structure, and the air bag is suitable for occasions such as buildings. The device is convenient to operate, light and reliable.

The utility model belongs to the technical field of building structures, and particularly relates to a self-aligning assembled and combined building structure which comprises at least one unit, the unit comprises four stand columns (1), first connectors (2), second connectors (3) and an upper frame body (4), the first connectors (2) and the second connectors (3) are arranged at the upper ends and the lower ends of the stand columns respectively, and four corners of the upper frame body (4) are connected with the four first connectors respectively. Four corners of the lower frame body (5) are respectively connected with the four second joints; the four first joints of one unit are respectively connected with the four second joints of the unit above the unit; therefore, compared with the prior art, the building structure is convenient to quickly align, does not need to be welded, and is convenient to quickly mount and dismount; and the structure is firm, the load bearing capacity is remarkably improved, the height of an assembled building structure is greatly increased, and the application range is wide.

This invention provides a tensioned monolithic system formed by a one-dimensional array of polyhedral tensioned monolithic modules. The system includes several module units, a back tie, a front tie, and a lower tie. These module units are arranged in a one-dimensional series to form the tensioned monolithic system. Each module unit is either a 6-bar, 24-30-cable tensioned monolithic module formed by discrete icosahedrons or a 5-bar, 20-24-cable novel tensioned monolithic module formed by discrete tetrahedrons. Each tensioned monolithic module consists of longitudinal horizontal pressure bars, transverse horizontal pressure bars, and vertical pressure bars connected sequentially to the ends of the pressure bars by cables. Seven types of 6-bar, 24-30-cable icosahedral novel tensioned monolithic modules and five types of 5-bar, 20-24-cable tetrahedral novel tensioned monolithic modules are used, and these polyhedral tensioned monolithic modules are arranged in a one-dimensional array to form a continuous architectural functional space for passage or residence of personnel and vehicles. The modules can be arranged with equal or unequal heights and widths to create a staggered, natural architectural form. Ties or rods are added between the modules to form a unified whole.

The invention relates to a self-adaptive graded energy dissipation type rock wall anchoring system and a folding and unfolding inflatable residential cabin, which comprise an anchoring assembly, a buffer assembly, an inhaul cable and a prestress adjusting assembly, and realize stable anchoring of a folding and unfolding framework inflatable structure in a lunar lava pipe environment. The anchoring assembly is tightly combined with a rock wall drill hole in an expansion mode, and basic anchoring force is provided for the system. The buffering assembly is arranged in the sliding cavity and can absorb environment energy to achieve graded energy consumption when the local rock wall is slightly shocked. Reliable connection between the anchoring assembly and the prestress adjusting assembly is achieved through the inhaul cable. The prestress adjusting assembly adjusts the prestress of the inhaul cable to counteract stress fluctuation caused by factors such as environment deformation and temperature change. The technical problem that an anchoring structure needs to give consideration to both stability and adaptability in special environments such as low gravity, high radiation and easy slight shock of the moon is solved, and a core guarantee is provided for safe deployment of a folding and unfolding framework inflatable structure in the lunar lava tube.

The application discloses a pentagon sequence multi-strut hybrid cable dome structure. The prior art has the problems of great construction difficulty and complex node structure. The application comprises two types of pentagon space basic units, inner ring cables and outer ring beams. The space basic units are divided into two types of space three-dimensional pentagons, i.e. normal pentagons and upside-down pentagons. The normal pentagons have three struts and two diagonal cables, and the upside-down pentagons have four struts and one diagonal cable. In addition, the two types of pentagons both have four upper chord ridge cables, one upper chord ring member and one lower chord ring cable segment. In the space basic unit, one end of the struts and the diagonal cables is connected to the upper chord ridge cable node, and the other end is connected to the same lower chord node. The same type of space basic units are extended along the ring direction to form two types of ring directional substructures, and the same circle lower chord ring cable segments are connected to form the lower chord ring cable. The two types of ring directional substructures are alternately extended along the radial direction, the bottom ring directional substructure is supported on the outer ring beam, and the top is provided with the inner ring cable. The application has the advantages of stable structure, simple and beautiful building shape and strong space effect.

The utility model discloses a starry sky tent device suspended in the air. The device comprises a helium balloon, a starry sky tent main body, a landing platform, traction steel cables and an elevator, wherein the helium balloon is located at the top and provides overall buoyancy of the whole device; the starry sky tent main body is located in the middle; according to the starry sky tent device, the starry sky tent can be always in a suspended state through buoyancy provided by the helium balloon on the top, basic life requirements and starry sky observation activities can be provided for users, and the stability and safety of the starry sky tent device suspended in the air can be guaranteed on the basis of the traction steel cable under severe weather conditions.

The utility model provides a connecting node of an outrigger truss and a steel plate concrete composite shear wall, which comprises a peripheral frame column, the outrigger truss with one end connected with the peripheral frame column, the steel plate concrete composite shear wall and at least one connecting component arranged in the steel plate concrete composite shear wall. A steel plate concrete composite shear wall is adopted as a core tube wall body, and connecting components are arranged in the core tube wall body, so that the core tube wall has the advantages of excellent mechanical property, high space utilization rate, high construction efficiency and the like, and the overall rigidity and stability of a connecting joint are enhanced; the peripheral frame columns of the building are connected with the internal core tube wall body through the outrigger trusses, so that the connection between the core tube wall body and the peripheral frame columns is enhanced, and the lateral rigidity of the structure is increased; meanwhile, prefabrication can be achieved through the connecting component and the mode that the connecting component is welded into the steel plate concrete composite shear wall, and construction is convenient and fast.

The invention relates to a spiral building, and belongs to the field of buildings. The device comprises at least one layer of fixed building fixed to the ground at the bottom, a cylindrical building located in the fixed building and a rotating layer located above the fixed building, and a middle hole of the rotating layer is formed in the cylindrical building through a rotating guide mechanism and a driving mechanism. The rotary guide mechanism comprises a circular track and moving wheels which are fixed on the cylindrical building; the driving mechanism comprises a gear ring arranged on the middle hole of the rotating layer, a driving gear and a driving motor arranged in the cylindrical building, the driving gear is arranged on an output shaft of the driving motor, and the driving gear is in meshing transmission with the gear ring. According to the invention, a group of rotary manned layers are arranged and can be used as a restaurant or a landscape platform, so that better viewing experience is provided; a plurality of rotating layers at the upper part show a rotating state when rotating synchronously in a staggered manner, so that a relatively good external ornamental aesthetic feeling is achieved; display screen equipment can be installed outside the rotating layer of the device, and the advertisement display function is achieved.

The utility model discloses a steel structure-core tube equal-height synchronous climbing construction system oriented to construction time variation. The steel structure-core tube equal-height synchronous climbing construction system comprises an embedded part overall installation system. Optimization design of fireproof joints between peripheral layers of the steel structure is carried out; the profiled steel sheet is free of a support system; an outer-frame-free same-layer construction system is adopted; a lantern frame system and a steel structure node optimization design are further included; and system supplementation is carried out through the design of an outer wall column protection frame body and the design of a material lifting platform. According to the utility model, based on the construction site, through the optimization design of the nodes and the optimization innovation of the construction system, the two different materials of the concrete cylinder and the outer frame steel column work cooperatively, and the technical problems of long construction period, high construction cost, large construction potential safety hazard and the like are solved.

The invention discloses an anti-collapse pneumatic membrane structure, and relates to the field of building structure design, the anti-collapse pneumatic membrane structure comprises: a mold body, the mold body is provided with an additional cable net; the stiff reinforcing cable pieces are arranged on the main stress paths of the die body; the stiff reinforcing cable piece is a telescopic rod, and when the die body is inflated and formed, the stiff reinforcing cable piece is in a stretched state. By the adoption of the scheme, continuous collapse of the pneumatic membrane structure can be effectively prevented, and structural safety is guaranteed.

This invention provides a membrane support structure, including a support frame, a plurality of cables radially stretched along the support frame, and a plurality of connecting components. Both ends of the cables are connected to the support frame via the connecting components. Each connecting component includes a fixing seat, a first limiting sleeve, and an elastic element. The fixing seat is mounted on the support frame, one end of the cable passes through the fixing seat, the first limiting sleeve is mounted at the end of the cable passing through the fixing seat, and both ends of the elastic element are connected to the fixing seat and the first limiting sleeve, respectively. This invention reduces the large internal forces generated by the cables under wind loads by adding springs at the fixed ends of the cables, preventing them from being completely fixed to the support frame and allowing them to slide along their own axial direction. Simultaneously, the elastic element effectively controls the amount of cable slippage, rather than allowing the cables to slide freely, thus meeting structural design requirements.

The application discloses a mounting method of a variable cross-section large cantilever steel structure containing rocking columns, wherein the variable cross-section large cantilever steel structure is arranged on one side of the main body steel structure in the length direction and is fixedly connected with the top steel beam of the first layer structure of the main body steel structure; the variable cross-section large cantilever steel structure comprises a row of rocking column units and a steel beam unit arranged on the top of the rocking column units; the steel beam unit is in the shape of a variable cross-section right-angle trapezoid, and the inclined side of the steel beam unit is arranged opposite to the main body steel structure; the setting of the rocking column units is beneficial to guaranteeing the support stress of the large cantilever steel structure; the setting of the temporary supporting arm units guarantees the fixed installation of the lower rocking columns; the stability of the installation is guaranteed by the partition connection from the short side to the long side and through the small trapezoidal frames; the secondary installation of the cantilever side under the balanced stress condition of the main body of the large cantilever steel structure is guaranteed by the later installation of the long-direction outer cantilever and the short-direction outer cantilever, and the safety of the whole structure is guaranteed.

The invention relates to the technical field of photovoltaic power generation engineering structure construction, and discloses a wind-resistant and snow-resistant prestress tension construction method for a fishing-light complementary flexible support, which comprises the following steps: S1, positioning and calibrating a pile foundation, sequentially mounting stay cables (H / Q), main cables (C1 / C2) and stable cables (C3 / C4), and initially fixing cable bodies at a middle support by adopting a slidable hoop; s2, the two ends of the main cable (C1 / C2) are subjected to synchronous grading tensioning, and the tensioning force is adjusted in the tensioning process according to the inverted arch value of the middle of the standard span; and S3, finishing the tensioning of the main cable (C1 / C2) and the stable cable (C3 / C4), and the like. According to the wind-resistant and snow-resistant prestress tension construction method for the fishing-light complementary flexible support, the anti-arch value of the middle of a standard span is used as the basis for adjusting the tension force in the tension process, and cooperative grading tension of a main cable (C1 / C2) and a stable cable (C3 / C4) and a slidable hoop shape finding mechanism are combined; the flexible support can form reasonable geometric stiffness beneficial to resisting downwarping of snow loads in the construction stage.

This utility model discloses a PTFE membrane fixing structure for irregular roof support cylinders. The PTFE membrane fixing structure is fixed to the steel structure roof or the steel structure support cylinder and is fixedly connected to the PTFE membrane. The PTFE membrane fixing structure includes a first PTFE membrane fixing component for fixing the connection position between the steel structure roof and the steel structure support cylinder, a second PTFE membrane fixing component for fixing adjacent PTFE membranes, and a third PTFE membrane fixing component for fixing the PTFE membrane at the bottom of the steel structure support cylinder. The arrangement of the first, second, and third PTFE membrane fixing components ensures that the PTFE membrane can be fixed at different positions on the steel structure support cylinder, as well as at the connection position between the steel structure roof and the steel structure support cylinder. This ensures that each PTFE membrane can adhere to the steel structure support cylinder or the connection point between the steel structure roof and the steel structure support cylinder, and that each PTFE membrane can exhibit the advantages and effects of the membrane material on curved surfaces, arcs, and curved surfaces.

This invention discloses a macroscopic negative-energy vacuum space manufacturing device and method, belonging to the field of vacuum and physics experimental equipment. The invention employs a double-layered, high-strength cavity that is initially completely fitted together to squeeze out all gas molecules. This is then simultaneously stretched and expanded by external, uniformly force-bearing claws, forming a negative-energy vacuum environment with spatial tension and no gas residue. The device includes an inner fitted cavity, force-bearing claws, a support frame, and a synchronous stretching mechanism. This invention can realize large-scale, ultra-high-purity vacuum spaces without the need for evacuation, exhibiting high stability. It can provide an ideal experimental environment for cutting-edge fundamental physics research, with a simple structure, strong scalability, and significant scientific and social value.

The utility model discloses a large-span cantilever type multi-layer profile steel frame structure which comprises a floor section profile steel frame and a cantilever section profile steel frame which are horizontally spliced, the floor section profile steel frame comprises a vertical steel member, a horizontal steel member perpendicular to the vertical steel member and a pull rod floor section inclined support arranged in an inclined mode, the overhanging section type steel frame is composed of a vertical steel member, a horizontal steel member perpendicular to the vertical steel member, a pull rod overhanging section inclined support and a horizontal truss located at the bottom of the horizontal steel member, wherein the pull rod overhanging section inclined support and one end of the pull rod landing section inclined support converge to form an included angle. The inclined support is introduced, by setting the 45-degree diagonal angle and the position, the load of the cantilever frame structure can be accurately transmitted to the landing section frame structure, compared with a traditional cantilever frame structure, various complex load effects can be better resisted, the risks of deformation and damage caused by uneven stress of the structure are reduced, and the service life of the cantilever frame structure is prolonged. And the safety of the building in the using process is guaranteed.

The invention discloses a stand membrane structure and an installation method thereof, and the stand membrane structure comprises a supporting steel frame of a frame structure, a membrane material covering the supporting steel frame, a tensioning positioning point marked on the edge of the membrane material, a tensioning assembly connected to the tensioning positioning point, and an edge fixing assembly used for fixing the membrane material on the supporting steel frame. The tensioning assembly comprises a hydraulic tensioning device, a tension sensor, a hydraulic system and an intelligent control host. The device is reliable in structure and convenient to mount and operate, mounting errors are controlled through laser scanning and re-checking of the size of a bearing steel structure, membrane material block pre-cutting and tensioning positioning point design, membrane surface wrinkling or stress concentration is effectively avoided, and the service life of a membrane material is prolonged; and the tension assembly is monitored in real time through a tension sensor and dynamically adjusted through an intelligent control host, so that the tension uniformity of the film surface is effectively improved, the structural stability is ensured, and meanwhile, the film material damage caused by excessive tension is avoided.

This utility model provides a membrane fixing node with a support cable, including a pipe frame with a pull plate on the pipe frame, a membrane support plate on the pull plate, a mounting hole on the pull plate, and a support cable connecting two connected pipe frames. The support cable is located below the membrane material. Its advantages include not only fixing the membrane structure but also preventing water accumulation and sagging of the membrane material, and allowing for the creation of various shapes.

The invention discloses a cable net curtain wall structure system with connecting bridges, which comprises a main body structure, a main body tower A and a main body tower B are respectively arranged on two sides of the main body structure, a cable net curtain wall is arranged below a roof truss of the main body structure and between the main body tower A and the main body tower B, and three connecting bridges are arranged on one side of the cable net curtain wall. The three connecting bridges are connected through the connecting bridge cables, and the connecting bridge structure provides horizontal support for the cable net curtain wall and is used for resisting wind loads. The construction method comprises the following steps: step 1, creating a cable net curtain wall structure system model with a connecting bridge, and carrying out analogue simulation analysis on the whole construction process according to the model; and secondly, the first connecting bridge is hung below a roof truss of the main body structure through a connecting bridge cable, and the end of the first edge beam and the end of the second edge beam are both vertically and temporarily restrained on the main body tower A and the main body tower B. According to the system and the construction method, a structural system in which the cable net curtain wall and the connecting bridge are cooperatively stressed and deformed is achieved, meanwhile, the feasible construction method is matched, and the technical popularization value is achieved.