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WO2012037773A1 - Structure de système de tiges de liaison en alliage d'aluminium comportant des corps de fixation - Google Patents

Structure de système de tiges de liaison en alliage d'aluminium comportant des corps de fixation Download PDF

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Publication number
WO2012037773A1
WO2012037773A1 PCT/CN2011/001319 CN2011001319W WO2012037773A1 WO 2012037773 A1 WO2012037773 A1 WO 2012037773A1 CN 2011001319 W CN2011001319 W CN 2011001319W WO 2012037773 A1 WO2012037773 A1 WO 2012037773A1
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WO
WIPO (PCT)
Prior art keywords
aluminum alloy
joint
node
truss structure
rod
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Ceased
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PCT/CN2011/001319
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English (en)
Chinese (zh)
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WO2012037773A8 (fr
Inventor
林娟
梁琨
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Individual
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Individual
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Publication date
Priority claimed from CN 201010288260 external-priority patent/CN101949170A/zh
Priority claimed from CN 201010502714 external-priority patent/CN101974938A/zh
Priority claimed from CN 201110088373 external-priority patent/CN102182275A/zh
Priority claimed from CN2011100981780A external-priority patent/CN102251626A/zh
Priority claimed from CN201110112365A external-priority patent/CN102304957A/zh
Priority claimed from CN 201110129530 external-priority patent/CN102251625B/zh
Priority claimed from CN201110164626A external-priority patent/CN102304941A/zh
Application filed by Individual filed Critical Individual
Publication of WO2012037773A1 publication Critical patent/WO2012037773A1/fr
Publication of WO2012037773A8 publication Critical patent/WO2012037773A8/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/19—Three-dimensional framework structures
    • 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
    • E04C3/12—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of wood, e.g. with reinforcements, with tensioning members
    • E04C3/16—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of wood, e.g. with reinforcements, with tensioning members with apertured web, e.g. trusses
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/19—Three-dimensional framework structures
    • E04B2001/1924—Struts specially adapted therefor
    • E04B2001/1927—Struts specially adapted therefor of essentially circular cross section
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/19—Three-dimensional framework structures
    • E04B2001/1924—Struts specially adapted therefor
    • E04B2001/1933—Struts specially adapted therefor of polygonal, e.g. square, cross section
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
    • E04B1/19—Three-dimensional framework structures
    • E04B2001/1981—Three-dimensional framework structures characterised by the grid type of the outer planes of the framework
    • E04B2001/1984—Three-dimensional framework structures characterised by the grid type of the outer planes of the framework rectangular, e.g. square, grid
    • 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
    • E04C3/04—Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; Braces of metal
    • E04C2003/0486—Truss like structures composed of separate truss elements
    • E04C2003/0495—Truss like structures composed of separate truss elements the truss elements being located in several non-parallel surfaces

Definitions

  • the invention relates to a civil engineering plane truss structure, a space truss structure and a grid structure composed of a chain link system, and is a planar and space grid structure system widely used in the fields of house building, bridge building and tower structure engineering.
  • the civil engineering structure can be roughly divided into a block structure, a membrane structure and a rod structure, and the rod structure is further divided into a beam type structure and a chain structure.
  • Each rod of the chain structure is an axial force rod that is subjected to pressure or tension, and is also called an axial force rod structure. It is a plane and space grid structure formed by connecting the rods arranged according to a certain regularity through nodes.
  • System, common chain structure has plane truss structure, space truss structure, grid structure and so on.
  • planar truss structure When the applied load and the truss members are all in the same plane, the truss is called a planar truss structure.
  • the basic law of its geometric invariance is: "The two links that are not collinear are fixed at a point on the plane". There is no need to connect the chain to the statically fixed flat truss structure. If there is any excess connection to the chain, it is called a statically indeterminate plane truss structure.
  • the joint of the plane truss structure is the hinge point, and the rod is the axial force rod, which is a planar chain structure system.
  • Planar truss structure spans large or small, and is often used in civil engineering such as factories, exhibition halls, stadiums and bridges.
  • the plane truss structure can only bear the load acting on the plane of the truss, but the load of the actual structure of the project often acts on several planes in different directions. Therefore, in engineering, there is also a class of truss structures with obvious spatial characteristics. , capable of withstanding loads in several planes acting in different directions, this system is called a space truss structure.
  • the basic rule for constructing a geometrically invariant space truss structure is to start with a plane triangle or from the base, and then fix a new node with three non-coplanar links in turn, and add new nodes according to this rule to form a geometry.
  • the constant space truss structure which conforms to this composition rule and has no redundant connection links, is called a statically-determined space truss structure. If there is a redundant connection link, it is called a statically indeterminate space truss structure.
  • the space truss structure node is a hinge point, and the rod member is an axial force rod, which is a space chain system structure system.
  • the space truss structure can be large or small, and is often used in large-span industrial plants, stadiums, bridges, towers, etc. In the field of wood engineering. Commonly available steel space trusses, reinforced concrete space trusses, steel and concrete combined space trusses. After searching by the scientific and technological information department, there is no space truss structure for the aluminum alloy body.
  • the flat type grid structure is composed of a plurality of rods that regularly form a high-order statically indeterminate space grid structure from two or more directions, and can withstand loads from various aspects.
  • the rod of the grid is the axial force rod
  • the grid structure is the space structure system of the chain system.
  • the grid structure is generally divided into: a plane truss system grid structure, a triangular pyramid system grid structure and a quadrangular cone system grid structure.
  • the structure of the grid is light in weight, high in rigidity, good in overall performance and strong in earthquake resistance. It is widely used in large, medium and small span sports buildings, public buildings, plant engineering, hangars, bridge construction, tower engineering, etc.
  • the ball joint steel grid structure and the welded ball joint steel grid structure are widely used steel grid structures. After searching and searching, no aluminum alloy grid structure of body joints was found.
  • the steel has the characteristics of high strength, uniform material, good reliability, convenient processing such as cutting, welding and riveting, and short construction period of steel structure. Therefore, the steel structure is widely used in large, medium and small spans of various industrial plants and public. Construction, multi-storey and high-rise buildings, high-rise structures with light steel structures, bridges, etc. in civil engineering. The biggest disadvantage of the steel structure is that the heat resistance is not resistant to fire and the corrosion is poor and easy to rust.
  • Aluminum alloy material is light (one-third of steel), high strength (physical and mechanical properties of six-series aluminum is close to Q235 for construction steel), high corrosion resistance (4 to 6 times that of steel), good formability ( It is incomparable to other metals. It is extremely convenient for processing, installation and construction. It is an environmentally-friendly building metal that can be recycled. It has been widely used in doors, windows, curtain walls and other decorative construction projects.
  • the research, development and application of the aluminum alloy structure as a load-bearing structure for civil engineering have also made some progress. With more mature calculation analysis theory and design and construction specifications, various construction projects of aluminum alloys have been constructed. The superiority of the aluminum alloy structure is obvious, and its application prospect is broad. However, according to the search, it is found that the joints of these completed aluminum alloy structural joint members are all welded joints of steel structures. At present, no aluminum alloy chain structure is found. For aluminum alloy structures, the following problems exist with solder joints:
  • the inventors conducted in-depth analysis on the physical and mechanical properties of aluminum alloy materials, and further in-depth on the characteristics of the members and the joints of the planar truss structure, the space truss structure and the lattice structure system of the grid structure.
  • the purpose of the invention The design of joints and bars is the key technology for the design, manufacture, construction and popularization of aluminum alloy chain structure.
  • the object of the invention is to create an aluminum alloy plane and space chain structure which fully exerts these two characteristics according to the physical and mechanical properties of the aluminum alloy material and the force characteristics of the chain structure, and design the force Reasonable, reliable structure, easy to design, manufacture and construction of the body joint aluminum alloy chain structure system, to promote the application of renewable and environmentally friendly aluminum alloy structure in the civil engineering field to create better conditions, create a new aluminum alloy structure path .
  • the inventors have in-depth analysis of the physical and mechanical properties of the aluminum alloy material, and constitute the members and nodes of the planar truss structure, the space truss structure and the lattice structure of the grid structure, The characteristics of the force were studied in depth, and compared with the traditional steel structure, the aluminum alloy chain structure of the body joint was created, and the structural analysis and design of several related engineering examples were carried out. The result is reliable structure. The force is clear and reasonable, the structure is simple, and the production and construction are convenient.
  • the body joint aluminum alloy chain structure includes all the node bodies of the body-shaped chain structure made of aluminum alloy material, and the chain rod made of aluminum alloy material which is connected to each joint and connected with the joint body. All the members of the structure are characterized in that: each body of the node is required to connect the rods in the joint body, and a joint body plate or a joint body groove is arranged in the plane of the joint rod member, and the joint is made At the node of the node, a rod port is opened at the rod end corresponding to the body plate of the node, and the body limb plate is implanted, and the rod end corresponding to the body groove of the node is directly implanted into the corresponding node body.
  • connection between all the rod ends and the joint body plate or the joint body groove is fastened by bolts or rivets, and the body with reasonable force, good integrity, safety and reliability, easy to design, manufacture and install the body is obtained.
  • Node aluminum alloy chain structure system Node aluminum alloy chain structure system.
  • the above-mentioned body joint aluminum alloy chain structure, the joint of all the rods and the joint body limbs or the joint body groove is fastened by bolts or rivets, and the bolts or rivets are made of aluminum alloy material or stainless steel material.
  • Manufacture, how many bolts or rivets and diameters are used for each joint, are determined by design.
  • the above-mentioned body joint aluminum alloy chain structure can be a body joint aluminum alloy plane truss structure (Fig. 1), and can be a body joint aluminum alloy space truss structure (Fig. 2, Fig. 3), or Body joint aluminum alloy grid structure.
  • the above-mentioned body joint aluminum alloy grid structure may be a body joint aluminum alloy plane truss system grid structure (as shown in Fig. 4), which may be a body joint aluminum alloy triangle cone system grid structure (Fig. 5), It can also be a body joint aluminum alloy quadrangular cone system grid structure (Figure 6, Figure 7).
  • the above-mentioned body joint aluminum alloy chain truss structure (Fig. 6), on each body-shaped node body (Fig. 7 node body A), according to the needs of the connecting rod member, in the chain system
  • the X positive and negative directions in the plane of the XY of the grid structure are respectively set to the joint body limbs (such as Bl, B2) of the chord of the link structure of the X-axis direction, or the linkage X-axis direction linkage system is opened.
  • the truss structure of the truss structure (such as Cl, C2), the Y-positive and negative directions in the plane of XY are respectively set to the joint body of the chord of the truss structure of the truss truss structure (such as ⁇ 3 , ⁇ 4), or open the joint body groove (such as C3, C4) of the chord of the truss structure of the yoke axis, and connect the chain yoke in the plane of the yoke (such as G5 G6) on the YZ side
  • a joint body plate (such as B5) of a frame structure web (such as G5, G6), or a joint body groove (such as C5) of a web link structure (such as G5, G6).
  • the grid member of the node (such as JA of node A) has a rod port corresponding to the rod end corresponding to the node body limb, and the body limb plate is implanted and fastened by bolts or rivets.
  • the rod end corresponding to the node body groove is directly implanted into the corresponding body groove and fastened with bolts or rivets.
  • the above-mentioned joint bodies are all made of aluminum alloy material, and the thickness of the joint body and other related dimensions are determined according to the actual engineering design.
  • the angle between the body limbs, the thickness of the limbs and the relevant dimensions are determined by the design. They can be the same thickness or different thickness.
  • the limbs can be solid boards or hollow boards.
  • the limb plate is implanted with the rod of the rod connected to the rod, and the same node body can be all set with the joint body limb, and the body joint of the aluminum alloy chain rod structure of the body node is formed (as shown in the figure). 8, Figure 9, Figure 10).
  • the size of the joint body groove, the angle between the groove and the groove, the depth of the groove, the thickness of the groove wall, etc., are determined by the design according to the actual project.
  • the wall of the groove may be of the same thickness or different thickness.
  • the wall of the groove may be a solid plate or an empty plate, and the body groove of the joint may be implanted at the rod end of the rod connected thereto, and the same node body may be completely opened.
  • the node body groove is a planting body node of the aluminum alloy chain structure of the body node (Fig. 11, Fig. 12, Fig. 13).
  • the node body limb can be partially disposed on the same node body, and the other part is provided with the node body groove, and the planting type and planting of the aluminum alloy chain link frame structure constituting the body node Rod-type hybrid body joints ( Figure 14).
  • the above-mentioned body joint aluminum alloy chain truss structure in the same grid structure project, all of the planting body joints may be used, or all of the plant body joints may be used, or all may be mixed.
  • the above three nodes can also be used simultaneously in one project.
  • the chords (such as Gl, G2, G3, G4) and the webs (such as G5, G6, G7, G8) of the body joint aluminum alloy chain truss structure described above are all made of aluminum alloy material, and the rods are made of
  • the length and section thickness and other related dimensions are determined by the design according to the actual project.
  • the section form can be a single-hole square tube or a porous square tube.
  • the square tube wall can be provided with ribs.
  • the square tube cross-section wall can be equal to the wall thickness. It is also possible to unequal wall thickness and open the screw hole and the wall of the pipe to be cut can be thickened.
  • the relevant dimensions are determined by design according to the actual engineering.
  • the wall of the rod port can be a solid board or an empty web.
  • the above-mentioned body joint aluminum alloy chain truss structure has a spare screw hole at a centroid of the XY plane of the node body, and a support screw for the support rafter for the upper chord node spare screw hole For the screw holes of the lower chord node, it is used for hanging ceilings or lighting equipment.
  • the above-mentioned body joint aluminum alloy chain truss structure if it is a multi-layer grid (such as a truss tower), the node body is in the plane of the Y (-Z) side of the web and (-Y ( - Z) - Set the corresponding body limbs or open the body groove in the plane of the side of the web to connect with the corresponding web.
  • the above-mentioned body joint aluminum alloy chain is a triangular space truss structure (Fig. 2).
  • the space truss structure X, ⁇ in the chain structure And ⁇ direction respectively set three node body limbs, or open three node body slots
  • three limb plates are respectively implanted into the rod ports of all the rods that correspond to the corresponding X, ⁇ , ⁇ directions of the nodes
  • the body-formed aluminum alloy link is a plate-like body joint of the space truss structure (Fig. 15, Fig. 16, Fig. 17), and the three knots are provided for delivery.
  • all the rods corresponding to the X, Y and ⁇ directions of the joint are implanted and fastened with bolts or rivets, forming the rod-shaped body joints of the space truss structure of the aluminum alloy link of the body joints (Fig. 18, Figure 19, Figure 20), in the same space truss structure project, all the planting body joints can be used, all of which can be used with the implant body joints, or the planting body joints and the implanted body joints can be simultaneously use.
  • the above-mentioned body joint aluminum alloy chain is a triangular space truss structure, the thickness of the joint body, the joint body limb and the joint body groove are determined by the design, and the joint body plate can be a solid board. It may be an empty web, the cross section of the board may be equal or thick, and the wall of the side groove of the joint body groove may be a solid board or an empty web board, and the cross section of the groove wall board of different slots may be equal. , can also be unequal.
  • the above-mentioned body joint aluminum alloy chain is a triangular space truss structure between the joint body limbs, and the angle between the joint body grooves is determined by design, when the two sides of the body are in the direction of ⁇ , ⁇ , or the angle between the two nodes of the ⁇ and ⁇ directions is 90 °, and the body node of the rectangular truss structure of the aluminum alloy chain of the body joint (Fig. 3) is obtained.
  • the length, section size and wall thickness of the body truss structure of the body joint aluminum alloy chain described above are all determined by design, and may be a single-hole square tube or a porous square tube, and the tube wall may be ribbed.
  • the rod end corresponding to the node body plate has a rod port, and the two ports of the rod port may be an empty plate or a solid plate, and the mouth walls of different ports may be equal in thickness or unequal in thickness.
  • the above-mentioned body joint aluminum alloy chain is a plane truss structure (Fig. 1), there is no slanting rod member, and the root rod is connected to the rod, and the joint body is arranged in the X and ⁇ directions respectively.
  • the plate or the joint body groove can be opened, and the joint body plate is respectively inserted into the rod port of the X and ⁇ direction rods, and is fastened by bolts or rivets, and the aluminum alloy link body of the body joint is a plane truss structure.
  • the plate-like body joints (Fig. 21, Fig.
  • the joint body grooves are respectively implanted at the ends of the X and ⁇ direction rods, and fastened with bolts or rivets to form the plane joint aluminum alloy link plane
  • all the planting type body joints can be used, and all the planting body joints can be used, or the planting type can be used.
  • the body node is used simultaneously with the implant body node.
  • the above-mentioned body joint aluminum alloy chain is a plane truss structure, the size of the joint body and the joint body plate or the joint body groove is determined by design, and the joint body plate may be an empty web or an entity.
  • the plates may be of equal thickness or different thickness.
  • the groove wall of the body groove may be an empty plate or a solid plate, and the groove walls of different grooves may be equal in thickness or unequal in thickness.
  • the length, section size and wall thickness of the planar truss structure of the body joint aluminum alloy chain rod described above are all determined by design, and may be a single-hole square tube or a porous square tube, and the tube wall may be ribbed.
  • the rod end corresponding to the node body plate has a rod port, and the two ports of the rod port may be an empty plate or a solid plate, and the mouth walls of different ports may be equal in thickness or unequal in thickness.
  • the above-mentioned body joint aluminum alloy chain is a space truss structure (as shown in Fig. 2), and the joint body of the connecting rod member is fused to the relevant rod member to be designed and manufactured together, and the joint member is connected to the joint member.
  • the pair of hoes and the rafts are paired with each other, that is, the chords are respectively provided with a hoe in the space truss and the ⁇ direction, correspondingly in the space ⁇ frame, ⁇ direction
  • Each rod end of the web is matched with a mouth, and is paired with it as a gutter.
  • the ⁇ and ⁇ ⁇ ⁇ on the chord are correspondingly inserted into the gutter of the web in the direction of the ⁇ and ⁇ , and are bolted or The rivet bolts are fastened, and the chord joints of the chords of the chords of the space truss structure are arranged (as shown in Fig. 25, Fig. 26, Fig. 27, Fig. 31, Fig.
  • chords are in the space truss, ⁇
  • ⁇ There is a groove in the direction, and each of the rod ends in the direction of the space truss ⁇ , ⁇ is paired with the shank, and each rod end of the ⁇ and ⁇ directions is implanted with the chord on the chord, ⁇ in the direction of the groove, and fastened with bolts or rivets, forming the truss joint of the chord of the space truss structure (see Figure 28, Figure 29, Figure 30, Figure 32, Figure 33)
  • the truss structure of the aluminum alloy chain truss is obtained.
  • all the chords can be used.
  • the length, section size and wall thickness of the web of the truss structure of the aluminum alloy chain truss structure of the above-mentioned ferrule joint are all determined by design, and the section form may be a single-hole square tube or a porous square tube.
  • the square tube wall may be provided with ribs or solid rods.
  • the shank of the truss structure of the truss structure of the aluminum alloy chain structure described above may be a single hole or a porous triangle tube (as shown in Fig. 25, Fig. 28), or may be single hole or porous.
  • the square tube (as shown in Fig. 3 1 and Fig. 3 2) may also be a single hole or a porous tube (as shown in Fig. 3 3, Fig. 34), or other shaped single hole or porous tube, and the tube wall may be provided with ribs. It can also be a solid rod, and the length, section size and wall thickness of the chord are determined by design.
  • the chord and the web of the truss structure of the aluminum alloy chain truss structure described above are a paired combination of the boring head and the boring groove, and the angle between the boring plate and the slab of the boring plate are determined by the size of the boring plate.
  • the design can be either right angle or other angles.
  • the hoe board can be a solid board or an empty web. The corresponding end of the web is provided with a groove. The size of the groove is determined by design.
  • the groove walls on both sides can be solid.
  • the board can also be an empty web.
  • chord and the web of the truss structure of the aluminum alloy chain truss structure described above are a paired combination of the boring head and the grooving groove, and the angle between the grooving grooves provided on the chord and the relevant size of the grooving groove are determined by
  • the design can be either right angle or other angles.
  • the groove walls on both sides of the gutter can be solid plates or empty webs.
  • the corresponding webs are provided with hoes.
  • the dimensions of the hoes are determined by design and can be solid boards. It can be an empty web.
  • the above-mentioned body joint aluminum alloy chain rod is a plane truss structure (Fig. 1), and the joint body of the joint rod member is fused and integrated with the relevant rod member to design and manufacture the rod member which is connected to the joint point. (such as the chord and the web of the truss). It is a pairing combination of the hoe and the groove. That is, a hoe plate is arranged on the side of the chord adjacent to the web, and a mouth is opened at each end of the web. Paired with the boring plate, the boring plate on the chord is inserted into the groove of the web, and fastened with bolts or rivets to form the shackle of the chord of the flat truss structure.
  • Truss structure projects may use all CHORD dovetail tenon pin junction of the web member tongue and groove, a tongue of using all CHORD pin junction mortise tenon web member, the two may be used simultaneously dowel pin junction.
  • the section can be a single-hole square tube or a porous square tube
  • the square tube wall may be provided with a rib or a solid rod.
  • the above-mentioned aluminum alloy chain link of the ⁇ ⁇ ⁇ ⁇ ⁇ , , , , ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ It can also be an empty square tube, and the rod end opening groove on the corresponding web is determined by the design.
  • the wall of the two sides can be a solid board or an empty web.
  • the solid board may also be an empty web, and the end of the rod on the corresponding web is provided with a hoe.
  • the size of the hoe is determined by design, and may be a solid board or an empty square tube.
  • the structure of the aluminum alloy chain structure of the body joint is compared with the structure of the steel structure chain structure
  • Body joint aluminum alloy chain truss structure, space truss structure and grid structure are environmentally friendly aluminum alloy materials used in construction engineering, an ideal carrier structure system, in addition to the characteristics of the above-mentioned steel structure chain structure
  • the body joint aluminum alloy chain structure has its substantive characteristics:
  • the design of the joint is the key technology of the aluminum alloy chain structure.
  • the joint structure of the aluminum alloy chain structure of the invention avoids the high technical difficulty of welding the aluminum alloy, and the material strength of the welded aluminum alloy is reduced in the heat affected zone. And the inconvenience of factory production and on-site construction difficulties, is a breakthrough and innovation of aluminum alloy chain structure, body structure aluminum alloy chain structure will become an ideal carrier for aluminum alloy materials applied to civil engineering structures;
  • the aluminum alloy material has good moldability, and the joint body and the rod of the aluminum alloy chain structure of the body of the invention are more convenient for processing, manufacturing and installation than the steel structure.
  • the "connector” was invented as a movable supporting armature for a curved reflector for electromagnetic emission and a movable armature for a curved solar reflector.
  • These "armatures” and “civil engineering” are not only in the field. The same, and the magnitude of the load it bears, its structural rigidity, strength, reliability and safety are unmatched, that is to say
  • connection may be similar in appearance to civil engineering, but in essence it is different and has obvious substantive differences that cannot be used.
  • the node body of the body joint aluminum alloy chain structure of the present invention is conceived and designed according to the load-bearing structure of the civil engineering field, and is required to meet the requirements of structure, strength, rigidity and deformation.
  • Figures 6, 8 and 10 of the specification of the publication number express the "connector" and several other solutions, which also have a common problem, that is, one end of the shear pin passing through the hole 72.
  • the head or the two ends enter the other slots, which causes inconvenience in construction and installation, and the rods are installed in a mutually disturbed manner. It is more inconvenient to adjust the installation.
  • the "node body" of the aluminum alloy chain structure of the body node of the invention whether it is a planting type or a planting type node body, or a hybrid node body, or a shackle joint point can satisfy X, ⁇ , ⁇
  • the three parts (including the positive and negative directions) are joined to each other at the same node flexibly, and each has sufficient position to be fastened with bolts or rivets, which are not subject to "angle" and
  • the influence of the section size of the joint member can ensure that the core axes of the cross-sections of the joints at the junctions meet at one point, forming a joint force system, and ensuring the connection between each rod and the joint body. They are independently fastened and do not interfere with each other.
  • the specification states that for the convenience of installation, the "connector” has to use a shear pin to hold the retaining member as a fastener, and such a fastener is also unsafe and reliable in civil engineering load-bearing crusting. It can be seen that the function of the "connector” to withstand the internal force of the joint of the civil engineering load-bearing structure is obviously insufficient.
  • the "node body" of the aluminum alloy chain structure of the body joint of the invention ensures the clear force transmission path of the rod, the bolt and the joint body, and the internal force properties of the various force components of the structure (pull and receive) Pressure or shearing) is clear at a glance, providing a clear and standardized mechanical model for structural analysis.
  • Professionals can design structural members, strengths and strengths of structural components according to civil engineering related specifications for the design of bars, joints and bolts. And stiffness requirements, to ensure that the joints and the joints Work to ensure the reliability and safety of the entire structural system.
  • the body joint aluminum alloy chain structure of the invention does not require a long rod member, which is convenient for building modeling and drainage to find a slope.
  • the construction of the "body knot” guarantees the specification and convenience of the structural installation, and can be carried out according to the maneuver analysis that forms the geometrically invariant system: For the planar chain structure "a point on the fixed plane of the two links that are not collinear" For the installation and construction of the mathematical rules and principles of the space chain structure "one point of three chain rod fixed spaces without coplanar".
  • the structure of the aluminum alloy chain structure of the body joints, all the rods and the joint body are fully utilized.
  • the aluminum alloy material has good formability and convenient processing characteristics, and is extruded or stamped, and the rod and the joint body are all It can be standardized and standardized, and it can realize mass production of the factory, and then assemble and install on site, and the project quality and project progress are more guaranteed.
  • Figure 1 is an example of a planar truss structure of a body joint aluminum alloy chain.
  • Fig. 2 is an example of a triangular space truss structure of a body joint aluminum alloy chain.
  • Fig. 3 is an example of a rectangular space truss structure of a body joint aluminum alloy chain.
  • Fig. 4 is a schematic view showing the structure of a plane truss system grid structure of a body joint aluminum alloy chain.
  • Fig. 5 is a schematic view showing the structure of a triangular structure of a triangular joint system of a body joint aluminum alloy chain.
  • Fig. 6 is an example of a structure of a four-corner cone system of a body joint aluminum alloy chain.
  • Fig. 7 is a partial enlargement of the structure of the body joint aluminum alloy chain system quadrangular pyramid system.
  • Figure 8 is a large sample of the A (JA) X direction of the node structure of the aluminum alloy chain system of the four-corner cone system.
  • Fig. 9 is a large-scale diagram of the A (JA) Z direction of the node structure of the aluminum alloy chain system of the four-corner cone system.
  • Figure 10 is a large sample of the A (JA) Y direction of the node structure of the aluminum alloy chain system of the four-corner cone system.
  • Figure 11 is a large sample of the A (JA) X direction of the node structure of the aluminum alloy chain of the plant body.
  • Figure 12 is a large-scale diagram of the A (JA) Z direction of the node structure of the aluminum alloy chain of the plant body.
  • Figure 13 is a large sample of the A (JA) Y direction of the node structure of the four-cone system of the aluminum alloy chain of the implanted body.
  • Fig. 14 is a schematic diagram of the A (JA) X direction of the planting and planting mixed body joint aluminum alloy chain system.
  • Body joint aluminum alloy chain system quadrangular cone system grid structure example
  • the name code in the drawing is as follows:
  • JA is the code of the node A of the body node aluminum alloy chain structure.
  • M is the code for fastening bolts or rivets.
  • K is a spare screw hole on the node body of the body node aluminum alloy chain structure.
  • the name of the member of the body joint aluminum alloy chain truss structure is as follows - G1, body joint aluminum alloy chain truss structure X ⁇ in the plane X-axis forward chord;
  • the body node aluminum alloy chain truss structure XY lies in the plane Y-axis forward chord;
  • G4 body joint aluminum alloy chain truss structure XY plane Y-axis negative chord;
  • joint body plate of the body joint aluminum alloy chain truss structure is as follows:
  • body joint aluminum alloy chain truss structure (-Y) Z-side G 7 G 8 in the plane of the joint body limbs.
  • the name of the node body slot of the body joint aluminum alloy chain truss structure is as follows -
  • Figure 15 is a large sample of the A (JA) X direction of the triangular structure of the aluminum alloy chain structure of the plate-like body joints.
  • Figure 16 is a large sample of the A (JA) Z direction of the triangular structure of the aluminum alloy chain structure of the plate-like body joint.
  • Figure 17 is a large sample of the A (JA) Y direction of the triangular structure of the aluminum alloy chain structure of the plate-like body joint.
  • Figure 18 is a large-scale diagram of the joint A (JA) X direction of the triangular structure of the aluminum alloy chain of the implanted body joint.
  • Fig. 19 is a large-scale diagram of the A (JA) Z direction of the triangular structure of the aluminum alloy chain structure of the implant type body joint.
  • Fig. 20 is a large-diameter diagram of the node A (JA) Y direction of the triangular structure of the aluminum alloy chain structure of the implant type body joint.
  • Example of the name of the components in the figure is as follows - 1. The node body; 2.
  • Fig. 21 is a schematic view showing the structure of the rod port of all the rods of the node of the plate-type body joint aluminum alloy chain truss structure node A.
  • Figure 22 is a view taken along line A - A of Figure 21 .
  • Fig. 23 is a schematic view showing the structure of the rod-shaped body of the rod-shaped body truss structure of the rod-shaped body node A. The structure of the rod end of all the rods which are connected to the node is inserted into the groove body.
  • Figure 24 is a view taken along line A - A of Figure 23;
  • Planting plate type and planting body type aluminum alloy chain rod plane truss structure example The names of the parts in the drawing are as follows: 1. Node body; 2. Fastening bolt or stud bolt; 3. Truss chord; 5, truss webs.
  • Fig. 25 is a diagram showing the X-direction of the triangular truss structure of the aluminum alloy chain of the ⁇ ⁇ ⁇ , , , , , , , , ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇
  • Figure 26 is a diagram of the Z-direction large sample of the triangular truss structure of the aluminum alloy chain of the ⁇ ⁇ ⁇ , , , , , , , , ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇
  • Fig. 27 is a diagram of a triangular space truss structure node A of a shackle joint aluminum alloy chain link, a triangular shape of the chord boring head of the triangular tube section, and a Y ⁇ ⁇ Y Y ⁇ ⁇ ⁇ .
  • Figure 28 is a diagram of the X-direction of the triangular truss structure of the aluminum alloy chain of the ⁇ ⁇ ⁇ , , , , , , , , , ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇
  • Figure 29 is a diagram of the Z-direction large-scale truss joint of the aluminum alloy chain of the ⁇ ⁇ ⁇ ⁇ , , , , , , , ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇
  • Figure 30 is a diagram of the Y-direction large sample of the triangular truss structure of the aluminum alloy chain of the ⁇ ⁇ ⁇ , , , , , , , , , ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇
  • Figure 31 is a diagram of the X-direction of the rectangular truss structure of the aluminum alloy chain of the ⁇ ⁇ ⁇ ⁇ , , , , , , , , , , ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇
  • Figure 32 is a diagram of the X-direction large-scale truss structure of the aluminum alloy chain of the ⁇ ⁇ ⁇ ⁇ , , , , , , , , , ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇
  • Figure 33 is a diagram of the X-direction of the rectangular truss structure of the aluminum alloy chain of the ⁇ ⁇ ⁇ , , , , , , , , , ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇
  • Figure 34 is a diagram of the X-direction of the triangular truss structure of the aluminum alloy chain of the ⁇ ⁇ ⁇ , , , , , , , , , ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇ ⁇
  • Figure 36 is a view of the A-A direction of Figure 3 5 .
  • Figure 37 is a large-scale diagram of the truss joints of the truss joints of the truss joints of the truss joints of the truss joints of the truss joints.
  • Figure 38 is a view of the direction of Figure 7 7 A - A.
  • Fig. 39 is a view showing the case where the "connector" scheme of Fig. 4 of the invention is disclosed in the publication No. (C N 1 0 1 5 2 9 0 2 7 A).
  • Fig. 6 is an example of a structure of a four-corner cone system of a body joint aluminum alloy chain
  • Fig. 7 is a partial enlargement of the grid.
  • Grid All chords, webs and all joints are made of aluminum alloy.
  • the node structure of the grid structure may use all of the planting body nodes, or all of the plant body nodes, or all of the planting and planting body joints, or the above three bodies. The nodes are used together. All the rods and the joints of the grid are fastened with bolts or rivets made of stainless steel or aluminum alloy. Rods, joints and bolts or rivets shall be designed in accordance with the relevant specifications to ensure a safe and reliable structure, reasonable force and material saving.
  • node body A corresponding to the grid members Gl, G2, G3, G4, G5, G6, G7, and G8 that are connected to the node.
  • the joint body limbs B1, B2, B3, B4, B5 and B6 are arranged in the direction, and the rod ends of the corresponding rod members are respectively opened with the rod ports, and the joint body limbs are implanted into the corresponding rod ports, and bolts or stud bolts are used.
  • M fastening constitutes the body node aluminum alloy chain system quadrangular cone system grid structure planting body joints.
  • two limbs or two knot body slots are provided on the side of the node body A (JA) net rack (-Z) for reverse with G5, G6, G7, G8.
  • the webs G9, G10, G11 and G12 are connected to form the desired node body.
  • the cross-section form of the grid member and the relevant dimensions of the section, the thickness of the joint body and the relevant dimensions of the joint body plate and the joint body groove, The diameter of the stainless steel fastening bolt or rivet M and the required number are determined by design.
  • FIG. 2 is an example of a triangular space truss structure of a body joint aluminum alloy chain
  • FIG. 3 is an example of a rectangular space truss structure of a body joint aluminum alloy chain, all of which are made of aluminum alloy material.
  • the span can be large or small, and is often used in large-span workshops, exhibition halls, stadiums, bridge projects and tower projects.
  • the rectangular space truss structure can be obtained by transforming the angle between the triangular space truss node body or the node body groove.
  • the nodes of the space truss structure have a planting body joint, a plant body joint and a shackle joint, which are respectively described below.
  • each of the rods of the space truss structure has a port at each end for the limb body of the node body to be implanted.
  • the node body (1) is provided with a limb plate (5) in the X direction of the truss, a limb plate (6) in the Y direction, and a limb plate (7) in the Z direction, and a total of three limb plates.
  • the (5) directional limb is implanted on the truss and all the members of the stalk are merged in the X direction, such as the rod port of (2); (6)
  • the directional limb is implanted on the truss in the Y direction.
  • All the rods of the joint such as the rod port of (3); (7)
  • the directional plate is implanted in the Z-direction on the truss to meet all the rods of the joint, such as the rod port of (4).
  • the diameter of the bolt or rivet, and the number required, are determined by design calculations.
  • the planting type body joint aluminum alloy chain rod is a space truss structure, and the cross-section form of the rod member may be a single-hole aluminum alloy square tube or a porous aluminum alloy square tube, and the square tube wall may be provided with ribs.
  • the length of the rod and the size of the section and the size of the rod port, etc., the thickness of the joint body and the relevant dimensions of each limb are determined by the professional designer for the internal force analysis and structural design of the truss.
  • the space truss structure node (1) has three slots (X), (3) and (4) in the three directions of X, Y and ⁇ , respectively.
  • the truss member (6) that is attached to the node body is implanted and fastened with bolts or rivets (5).
  • the X-direction rods (6) and (2) grooves are implanted in the same plane (2) groove;
  • the ⁇ -direction rod members (6) and (3) grooves are implanted in the same plane (3) groove; (6) Place the same plane as the (4) groove (4) in the groove.
  • the angle between the groove and the (4) groove is the angle between the ⁇ direction bar (6) and the ⁇ direction bar (6), which is determined by the designer according to the actual engineering design.
  • the node is the node ⁇ of the rectangular space truss structure of Fig. 3, at this time, the (3) groove on the node body and (4) The angle between the grooves is also a right angle.
  • the section size and length dimension of the truss members, the thickness of the joint body, the depth, width and thickness of the groove are determined by the professional designer for the internal force analysis and structural design of the truss.
  • the rod (6) and the joint body (1) are fastened with bolts or rivets (3).
  • the diameter of the bolt or rivet bolt and the required number are determined by design calculations.
  • chord (1) and the webs (2), (3) are the mating relationship between the hoe and the tongue and groove.
  • Figures 25, 26 and 27 show the boring head (4) on the chord (1) implanted in the gutter (6) on the web (2); the hoe (5) on the chord (1) is implanted in the abdomen Inside the groove (6) on the rod (3).
  • Figure 28, Figure 29 and Figure 30 is the hoe (1 0) on the web (2) implanted in the grooving (8) on the chord (1); the hoe (10) on the web (3) is implanted on the chord (1) Inside the gutter (9). Which scheme is adopted in the project to match the combination of the hoe and the hoe according to the actual project.
  • the hoe plate can be a solid plate or an empty plate.
  • the two groove walls of the gutter may be a solid plate or an empty web.
  • the relevant dimensions of the hoe and the gutter are determined by the specific engineering design.
  • the joint between the hammer member and the tongue and groove member is fastened by bolts or rivets. The diameter and number of bolts or rivets are determined according to actual engineering calculations.
  • Figure 1 is an example of a planar truss structure of a body joint aluminum alloy chain. All the joints and all the truss members are made of aluminum alloy. The span of the truss can be large or small, which is often used in factories, exhibition halls, stadiums and Civil engineering such as bridges.
  • the node nodes of the aluminum alloy chain-like flat truss structure are divided into: the plate-type body node, the plant-type body node and the shackle-type node, which are described below.
  • all the rods (3), (4), and (5) of the truss have a port open for the node body plate (1) to be implanted.
  • the joint body plate and the rod are fastened by bolts or rivets.
  • the cross-section of the truss member can be a single-hole square tube or a porous square tube.
  • the square tube section, wall thickness and length of the rod are determined according to the actual engineering design.
  • the size of the joint body, the thickness of the plate, the size of the opening of the member and the size and number of bolts or rivet bolts to be fastened are determined at the time of design.
  • the node body (1) made of aluminum alloy material has two grooves, one is called a chord groove, and the chord chord (3) is implanted; the other is called abdomen.
  • the rod and the joint body are fastened by bolts or rivets.
  • the cross-section of the truss member may be a single-hole square tube or a porous square tube. The section size, wall thickness and length dimension of the rod, the thickness of the joint body, the depth of the groove and the thickness of the two groove walls, and the diameter and number of bolts or rivets are determined by design.
  • FIG. 35 and Figure 36 show the boring plate (5) on the chord (1) inserted into the gutter (6) of the webs (2), (3), (4) and fastened with bolts or rivets.
  • Figure 37 and Figure 38 show the boring head (9) of the webs (2), (3), (4) implanted in the grooving (8) of the chord (1), fastened with bolts or rivets. Which scheme is adopted in the project to carry out the matching combination of the hoe and the hoe, which is determined by the designer according to the actual situation.
  • the cross-section of the truss member may be a single-hole square tube or a porous square tube, and the square tube wall may be provided with ribs. For a smaller span truss web, it can also be a solid rod. The length of the rod and the size of the section are determined by the design.
  • the hoe plate can be a solid plate or an empty plate.
  • the groove walls on both sides of the gutter may be a solid plate or an empty web.
  • the dimensions associated with the hoe and the gutter are determined by the specific engineering design.
  • the size and number of bolts or rivet bolts are determined by design.

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Abstract

L'invention concerne un système de tiges de liaison en alliage d'aluminium comportant des corps de fixation, dont tous les corps d'assemblage (1), faits d'une matière d'alliage d'aluminium d'une structure de système de tiges de liaison en forme de corps, et tous les éléments tiges (2, 3, 4) de ladite structure, lesdits éléments tiges (2, 3, 4) étant faits d'une matière d'alliage d'aluminium, se coupent à tous les corps de fixation et sont assemblés aux corps d'assemblage (1). Chaque corps d'assemblage (1) est placé à l'aide d'une partie planche de corps de fixation ou d'une rainure de corps de fixation dans un plan des éléments tiges (2, 3, 4) assemblés, selon les besoins des éléments tiges (2, 3, 4) assemblés. Chacun des éléments tiges (2, 3, 4) est placé de sorte qu'un orifice de tige, se situant à une extrémité de tige correspondant à la partie planche du corps de fixation, sert à implanter la partie planche du corps de fixation. L'extrémité de tige correspondant à la rainure du corps de fixation de l'élément tige (2, 3, 4) est implantée directement dans la rainure correspondante du corps de fixation. Tous les assemblages des extrémités de tige et la partie planche du corps de fixation ou la rainure du corps de fixation sont fixés par des boulons à vis ou des boulons-rivets (8) en alliage d'aluminium ou en acier inoxydable. Cette structure, qui présente une répartition raisonnable des forces et une excellente efficacité globale, peut être conçue, fabriquée et montée de manière pratique.
PCT/CN2011/001319 2010-09-21 2011-08-09 Structure de système de tiges de liaison en alliage d'aluminium comportant des corps de fixation Ceased WO2012037773A1 (fr)

Applications Claiming Priority (14)

Application Number Priority Date Filing Date Title
CN 201010288260 CN101949170A (zh) 2010-09-21 2010-09-21 植杆式板结点铝合金桁架结构
CN201010288260.5 2010-09-21
CN 201010502714 CN101974938A (zh) 2010-10-11 2010-10-11 植杆式体结点铝合金三角形与矩形空间桁架结构
CN201010502714.4 2010-10-11
CN 201110088373 CN102182275A (zh) 2011-04-11 2011-04-11 植板式板结点铝合金平面桁架结构
CN201110088373.5 2011-04-11
CN201110098178.0 2011-04-20
CN2011100981780A CN102251626A (zh) 2011-04-20 2011-04-20 植板式体结点铝合金空间桁架结构
CN201110112365A CN102304957A (zh) 2011-05-03 2011-05-03 榫栓结点铝合金平面桁架结构
CN201110112365.X 2011-05-03
CN 201110129530 CN102251625B (zh) 2011-05-19 2011-05-19 榫栓结点铝合金空间桁架结构
CN201110129530.2 2011-05-19
CN201110164626.2 2011-06-20
CN201110164626A CN102304941A (zh) 2011-06-20 2011-06-20 体结点铝合金网架结构

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Publication number Priority date Publication date Assignee Title
US4835932A (en) * 1988-05-13 1989-06-06 Trw Inc. D-section structural tubes
JP2006152754A (ja) * 2004-12-01 2006-06-15 Sankyo Alum Ind Co Ltd アルミ製トラス構造体
JP2008208652A (ja) * 2007-02-27 2008-09-11 Toyota Motor Corp 屋根トラスの連結構造
CN101529027A (zh) * 2006-09-22 2009-09-09 游丝空间框架公司 空间框架连接节点装置
CN101949170A (zh) * 2010-09-21 2011-01-19 林娟 植杆式板结点铝合金桁架结构
CN101974938A (zh) * 2010-10-11 2011-02-16 林娟 植杆式体结点铝合金三角形与矩形空间桁架结构
CN201785938U (zh) * 2010-09-21 2011-04-06 林娟 植杆式板结点铝合金桁架

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4835932A (en) * 1988-05-13 1989-06-06 Trw Inc. D-section structural tubes
JP2006152754A (ja) * 2004-12-01 2006-06-15 Sankyo Alum Ind Co Ltd アルミ製トラス構造体
CN101529027A (zh) * 2006-09-22 2009-09-09 游丝空间框架公司 空间框架连接节点装置
JP2008208652A (ja) * 2007-02-27 2008-09-11 Toyota Motor Corp 屋根トラスの連結構造
CN101949170A (zh) * 2010-09-21 2011-01-19 林娟 植杆式板结点铝合金桁架结构
CN201785938U (zh) * 2010-09-21 2011-04-06 林娟 植杆式板结点铝合金桁架
CN101974938A (zh) * 2010-10-11 2011-02-16 林娟 植杆式体结点铝合金三角形与矩形空间桁架结构

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