WO2021035540A1 - Poutre composite assemblée de type treillis modulaire - Google Patents

Poutre composite assemblée de type treillis modulaire Download PDF

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Publication number
WO2021035540A1
WO2021035540A1 PCT/CN2019/102869 CN2019102869W WO2021035540A1 WO 2021035540 A1 WO2021035540 A1 WO 2021035540A1 CN 2019102869 W CN2019102869 W CN 2019102869W WO 2021035540 A1 WO2021035540 A1 WO 2021035540A1
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WIPO (PCT)
Prior art keywords
module
modules
lattice type
type assembled
assembling
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Ceased
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PCT/CN2019/102869
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English (en)
Chinese (zh)
Inventor
邹胜斌
陈仪清
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Individual
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Individual
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Priority to CN201980099825.4A priority Critical patent/CN114829716A/zh
Priority to PCT/CN2019/102869 priority patent/WO2021035540A1/fr
Publication of WO2021035540A1 publication Critical patent/WO2021035540A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C1/00—Building elements of block or other shape for the construction of parts of buildings
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C3/00—Structural elongated elements designed for load-supporting
    • E04C3/02—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces

Definitions

  • the invention belongs to the field of prefabricated buildings, and particularly relates to prefabricated beam technology.
  • the beam is one of the important components in the building frame.
  • the beam is a horizontal member that supports the entire weight of the components in the upper frame of the building and the roof, and is an extremely important part of the upper frame of the building.
  • the current prefabricated buildings are called prefabricated buildings by transporting cement, river sand, stones, and steel bars to prefabricated parts from the factory.
  • Existing prefabricated buildings, such as prefabricated beams the weight of a single prefabricated component is 1-20 tons, and the size is large. Generally, the length of the prefabricated beam is 3-12m.
  • the hoisting construction is very difficult, and there is a risk of serious accidents caused by improper operation, and the construction cycle It is difficult to solve problems such as long and inconvenient transportation, so it cannot be widely promoted in many parts of our country.
  • the present invention provides a lattice type composite beam that is different from the existing structure.
  • the cast-in-situ beam is innovatively modularized, and the modular composite beam reduces the weight and reduces the raw materials by setting the lattice type. The use of it reduces the production cost and is convenient for industrial production and long-distance transportation.
  • the beam is subjected to overall force and is a bending-shearing structure.
  • Comparative document 1 201420311709.9 assembled beam structure which uses the idea of steel structure assembly to realize the assembly of beams. From the original text, it can be seen that the assembled beam structure includes a top frame and a bracket, and the top frame is a rectangular frame structure. Including transverse steel beams and longitudinal steel beams. Both the transverse steel beams and the longitudinal steel beams are provided with multiple bolt holes.
  • the support is composed of multiple height-adjustable steel structure pillars.
  • Comparative Document 1 uses steel structure as the material, which is heavy in weight and inconvenient to install. It does not solve the conventional steel structure Difficulty in construction, high cost of hoisting, and inconvenient installation.
  • the present invention greatly reduces the weight of the module through the lattice-shaped hollow design and can be formed with lightweight materials. The present invention solves this world problem through modularization, lattice-type, assembling mode and setting of communication channels.
  • the present invention aims to solve the above problems of the prior art, and proposes a modular lattice type assembled composite beam.
  • the technical scheme of the present invention is as follows:
  • a modular lattice type assembled composite beam the composite beam transfers the bearing capacity of the floor to the beam, column or wall, (here refers to the secondary beam to transfer the force to the main beam) which is assembled by using several beam modules
  • the beam module is symmetrically provided with a cross-connected “open-web” lattice structure on both sides of the outside of the beam module, and the beam module is also provided with a horizontal communication channel or/and a longitudinal communication channel for connecting the beam module inside.
  • the cross-connected lattice structure is connected to a communication channel, the communication channel is a hole, and a fastening device for fastening the beam modules and making the beam modules bear a force is penetrated in the communication channel;
  • the beam module adopts light materials including organic matter, inorganic matter, and polymer materials, and is made into a lattice-type beam module structure by methods including injection molding, die casting, mold casting, and 3D printing.
  • the upper end surface of the beam module can be directly used as the outer surface of the beam, or a composite beam can be cast on the upper end surface to form a laminated beam, or a decorative material can be clamped on the upper end surface.
  • the lower end surface of the beam module can be directly used as the outer surface of the beam, or a decorative material can be clamped on the lower end surface of the beam module.
  • the several beam modules are assembled and combined by providing a clamping surface or a friction surface.
  • the two engaging surfaces are used for the engaging between the beam modules, and the two engaging surfaces of the beam modules are connected by an engaging structure.
  • the fixing is performed to form a composite beam, and each beam module is penetrated with a first assembling and fastening device in the communication channel perpendicular to the laying direction of the composite beam.
  • each beam module is provided with a second assembling and fastening device in a staggered level along the laying direction of the composite beam, and the first assembling and fastening device and the second assembling and fastening device are staggered and cross-fixed to the building or structure. Beams, columns or walls.
  • an engagement seam for engagement is provided between the engagement surfaces of the beam module, and the engagement seam is also provided with an engagement rib correspondingly, and the engagement rib is inserted into the engagement seam to fasten the engagement.
  • the thickness of the engaging rib is equal to the depth of the engaging seam.
  • the engaging structure further includes a circular groove and a circular boss, and the circular groove and the circular boss are respectively provided at both ends of the two engaging surfaces, and the circular groove The depth is the same as the height of the circular boss.
  • each beam module there are 4 circular grooves and circular bosses of each beam module.
  • the engagement between the beam modules includes dislocation engagement and non-dislocation engagement.
  • first assembling and fastening device and the second assembling and fastening device are extrusion devices arranged in the beam.
  • the extrusion device includes an L-shaped fastener, two fixing nuts, and a beam locking nut.
  • the beam locking nut and the fixing nut are respectively arranged on the through holes of the L-shaped fastener, and the L-shaped fastener
  • the firmware includes two sets of through holes respectively used for accommodating the fixing nut and the cross beam locking nut for locking.
  • the beam module is made of polytetrafluoroethylene PTFE, it is formed by compression or extrusion processing.
  • the communication channel of the beam module includes grouting or non-grouting.
  • grouting When grouting is used, the assembling and fastening device is installed first, and then the filling material is pressed into the communication channel by the compressor, so that the assembling and fastening device and filling The material and the communication channel form a whole.
  • cross-connected lattice structure adopts a grid structure for connection.
  • the present invention applies the concept of modularity to the production and manufacture of beams.
  • the existing beams are mainly steel structure, wood or concrete beams, which bear the action of bending moment and shear force.
  • the safety standards of floor slabs are high, so all must be integrated. This is a consensus in the industry.
  • the disadvantage of the integral beam is that the existing fabricated beams have reached at least 1-20 tons, which is very inconvenient for hoisting and the installation and construction are difficult.
  • the existing concrete beams of the existing fabricated houses are still partially cast-in-place, steel structure beams. Adopting the traditional overall installation method, it cannot achieve the true assembly type.
  • the present invention also innovatively adopts a lattice structure. Through the provision of tunnels and the hollow design, it can meet the requirements of the structure. At the same time, the weight of the structure is greatly reduced.
  • the present invention can meet the load requirement of 200kg-500kg/m2 of conventional buildings or structure floor slabs.
  • the present invention solves this world problem through modularization, lattice structure, assembly method and setting of communication channels.
  • the present invention makes the beams into parts so that the house can be modularly installed, with a small single size, light weight and convenient transportation. , Can realize global transportation; and through the connection and tightening force, the modules are divided into parts, and the overall force of the beam is realized; the dimensional accuracy of the components is greatly improved; the construction period is saved, and the construction difficulty is reduced; the dry method is adopted Construction, low dust; recyclable, ecological and environmental protection; through the installation of pipelines, it is convenient for equipment wiring, reserved wiring holes, to achieve pipeline separation.
  • the present invention also has the advantages of convenient installation, greatly saves installation time, is safe and reliable, and reduces production costs.
  • the channels in the module can also be installed with household line equipment such as wires. It solves the beam assembly problem that technicians have always wanted to solve, and has taken an important step on the road of prefabricated buildings, and truly realizes the'fabricated style'.
  • the present invention saves materials such as concrete and reduces the weight of the beam. Improve the service life of the beam.
  • Figure 1 is a front view of a beam module according to a preferred embodiment of the present invention.
  • Figure 2 is a schematic diagram of a fastening device according to a preferred embodiment of the present invention.
  • Figure 3 is a back view of a beam according to a preferred embodiment of the present invention.
  • FIG. 4 is a schematic diagram of the misaligned assembly of the modular lattice type assembled composite beam according to the first embodiment of the present invention
  • Fig. 5 is a schematic diagram of the non-dislocation assembly of the modular lattice type assembled composite beam of the second embodiment.
  • a modular lattice type assembled composite beam that transfers the bearing capacity of the floor to the beam, column or wall (here refers to the secondary beam that transfers the force to the main beam) It is assembled by using several beam modules 1, including dislocation assembly and non-dislocation assembly.
  • Figure 4 is a schematic diagram of the dislocation assembly of several beam modules 1. Dislocation assembly can strengthen the integrity of the module before making the overall beam better. Therefore, staggered splicing is a preferred embodiment of the present invention.
  • the beam module 1 is also provided with a transverse communication channel or/ And the longitudinal communication channel, the cross-connected lattice structure is connected to the communication channel, the communication channel is a hole, and the communication channel is provided with a tension member for fastening the beam modules 1 and making the beam modules 1 bear the force.
  • the beam module 1 is also provided with a transverse communication channel or/ And the longitudinal communication channel, the cross-connected lattice structure is connected to the communication channel, the communication channel is a hole, and the communication channel is provided with a tension member for fastening the beam modules 1 and making the beam modules 1 bear the force. ⁇ 2 ⁇ Solid device 2.
  • the idea adopted in the present invention is to first divide the whole into parts, realize modular production and processing, solve the difficult problem of transportation and installation, and then divide into parts, realize the combination of the modules to form an overall force, so that the load-bearing capacity of the beam conforms to the state. safety standard.
  • the solidity rate of conventional concrete beams is 100%, and steel structure beams can be completely solid or latticed, but the steel weight is about 7850kg/m 3 , and the beam’s own weight is still very large.
  • each beam module Through the cross-connected lattice structure, we can achieve a solidity rate of less than 30%, and the use of lightweight materials can greatly reduce the weight of the module, and because of the use of factory-produced standard modules, each beam module All of them are produced through mature processes such as mold injection or die-casting to achieve precise production of beam modules.
  • the thickness accuracy of each beam module can reach about 1mm. This beam module greatly improves the accuracy.
  • the invention can realize secondary utilization by reprocessing and re-melting die-casting, is ecological and environmentally friendly, conforms to the national environmental protection policy, and completely solves the problem that building waste cannot be recycled and reused. .
  • the beam module 1 adopts light materials including organic matter, inorganic matter, and polymer materials, and is formed into a lattice-type beam module 1 structure by methods including injection molding, die casting, mold casting, and 3D printing.
  • the above materials and methods are all mature technologies in the prior art, which can be obtained by those skilled in the art without creative labor, so they will not be repeated again.
  • the upper end surface 1-3 of the beam module 1 can be directly used as the outer surface of the beam, or a composite beam can be cast on the upper end surface 1-3 to form a composite beam; or a decorative material can be clamped on the upper end surface.
  • the lower end surface 1-4 of the beam module 1 can be directly used as the outer surface of the beam, or a decorative material can be clamped on the lower end surface 1-4 thereof.
  • the existing production and transportation radius of concrete composite beams is generally within 100 kilometers, and the production transportation radius of the present invention can realize global transportation due to its light weight.
  • the superposed beam is cast in-situ on the upper end surface
  • 40-2500 mm is cast in-situ on the upper end surface 1-3 of the beam module 1.
  • the several beam modules 1 are assembled and combined by providing a clamping surface or a friction surface.
  • the two engagement surfaces 1-1, 1-2 are used for the engagement between the beam modules 1, and the two beam modules 1
  • the two clamping surfaces are fixed by the clamping structure to form a composite beam, and each beam module 1 has a first assembling and fastening device 3 penetrating in the communication channel perpendicular to the laying direction of the composite beam.
  • each beam module 1 is provided with a second assembling and fastening device 2 in a staggered layer along the laying direction of the composite beam, and the first assembling and fastening device 3 and the second assembling and fastening device 2 are fixed in a staggered and crisscross pattern.
  • Prefabricated house beams or walls.
  • an engaging seam 5 for engaging is provided between the engaging surfaces of the beam module 1, and the engaging seam 5 is also provided with an engaging rib 6 correspondingly, and the engaging rib 6 is inserted into the engaging seam. 5 fasten the snap.
  • the thickness of the engaging rib 6 is equal to the depth of the engaging seam 5.
  • the engaging structure further includes a circular groove 3-2 and a circular boss 3-1, and the circular groove 3-2 and the circular boss 3-1 are respectively correspondingly disposed on the two cards.
  • the depth of the circular groove 3-2 is the same as the height of the circular boss 3-1.
  • each beam module 1 Preferably, there are 4 circular grooves 3-2 and circular bosses 3-1 of each beam module 1 respectively. By preserving the holes, it is convenient for the equipment to be routed.
  • the present invention prefers the dislocation clamping, which can improve the tightness of the connection between the beam modules.
  • the first assembling and fastening device 3 and the second assembling and fastening device 2 are extrusion devices 7 arranged in the beam.
  • the extrusion device 7 includes an L-shaped fastener, two fixing nuts 2-2, and a beam locking nut.
  • the beam locking nut and the fixing nut 2-2 are respectively arranged on the L-shaped fastener.
  • the L-shaped fastener includes two sets of through holes 7-1 for accommodating the fixing nut 2-2 and the beam locking nut.
  • two adjacent beam modules 1 penetrate through the two ends of the beam, and the friction surfaces of the adjacent beam modules 1 are closely arranged and fixed by squeezing and rubbing against each other. .
  • the beam module 1 adopts one of organic materials, inorganic materials, and polymer materials, and is injection-molded or die-cast into a lattice structure.
  • the beam module 1 is made of polytetrafluoroethylene PTFE, it is formed by compression or extrusion processing.
  • This material has another name: Teflon, Teflon, Teflon, Teflon, Deflon), which is generally called “non-stick coating” or “easy to clean material”.
  • This material is resistant to acids, alkalis, and various organic solvents, and it is almost insoluble in all solvents.
  • PTFE has the characteristics of high temperature resistance, and its friction coefficient is very low, so it can be used for lubrication and become an ideal coating for easy cleaning of the inner layer of water pipes.
  • PTFE has a series of excellent performances:
  • High temperature and low temperature resistance long-term use temperature of 200-260 degrees, still soft at -100 degrees; PTFE maintains excellent mechanical properties in a wide temperature range of -196 to 260 degrees;
  • Corrosion resistance It is resistant to aqua regia and all organic solvents, and is one of the best corrosion resistance materials in the world today;
  • High lubrication the smallest coefficient of friction among plastics is 0.04;
  • Non-sticky It has the smallest surface tension among solid materials without adhering to any substance
  • Non-toxic It is physiologically inert; it has excellent electrical properties and is an ideal C-level insulating material.
  • a thick layer of newspaper can block the high voltage of 1500V; it is smoother than ice.
  • the communicating channel of the beam module 1 includes grouting or non-grouting.
  • grouting When grouting is used, the assembling and fastening device is installed first, and then the filling material is pressed into the communicating channel by the compressor, so that the assembling and fastening device is The filling material and the communication channel form a whole.
  • the cross-connected lattice structure is connected by a grid structure.
  • it can also be connected in the form of diagonal crossing, cross crossing, etc., as long as the connection can be integrated and the force can be applied.

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  • Architecture (AREA)
  • Civil Engineering (AREA)
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Abstract

L'invention concerne une poutre composite assemblée de type treillis modulaire, formée de plusieurs modules de poutre (1) au moyen d'un assemblage et d'une combinaison, une structure de type treillis reliée transversalement étant disposée symétriquement sur deux côtés extérieurs de chaque module de poutre (1) ; le module de poutre (1) comprend en outre en son sein un canal de communication transversal et/ou un canal de communication longitudinal pour la communication des modules de poutre ; la structure de type treillis reliée transversalement est reliée au canal de communication ; le canal de communication est un canal poreux, que pénètre un dispositif de fixation (2) pour fixer les modules de poutre et permettre aux modules de poutre de supporter une force entre eux ; et le module de poutre (1) est constitué d'un matériau léger comprenant un matériau organique, un matériau inorganique et un matériau polymère et le module de poutre (1) à structure de type treillis, est formé par moulage par injection, coulée sous pression, coulage de moule, impression 3D et autres.
PCT/CN2019/102869 2019-08-27 2019-08-27 Poutre composite assemblée de type treillis modulaire Ceased WO2021035540A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201980099825.4A CN114829716A (zh) 2019-08-27 2019-08-27 模块化格构式拼装组合梁
PCT/CN2019/102869 WO2021035540A1 (fr) 2019-08-27 2019-08-27 Poutre composite assemblée de type treillis modulaire

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/102869 WO2021035540A1 (fr) 2019-08-27 2019-08-27 Poutre composite assemblée de type treillis modulaire

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WO2021035540A1 true WO2021035540A1 (fr) 2021-03-04

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PCT/CN2019/102869 Ceased WO2021035540A1 (fr) 2019-08-27 2019-08-27 Poutre composite assemblée de type treillis modulaire

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115264288A (zh) * 2022-07-28 2022-11-01 深圳金立翔视效科技有限公司 安装结构和地砖显示装置

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CA2433232A1 (fr) * 2002-06-26 2003-12-26 Jody L. Schools Blocs de construction modulaire, structures de batiment, necessaires et methodes pour former des structures de batiment
CN201024570Y (zh) * 2007-03-28 2008-02-20 张贵听 一种多功能空心砖
BRMU9002491U2 (pt) * 2010-12-01 2013-03-19 Edmundo Jose Stefanello sistema de isolamento termo-acéstico em habitaÇÕes
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CN209114706U (zh) * 2018-10-30 2019-07-16 昆明嘉鼎博实新材料科技有限公司 一种蒸压加气混凝土墙体

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Publication number Priority date Publication date Assignee Title
CN115264288A (zh) * 2022-07-28 2022-11-01 深圳金立翔视效科技有限公司 安装结构和地砖显示装置

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