CN112282060A - Space grid structure - Google Patents

Space grid structure Download PDF

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Publication number
CN112282060A
CN112282060A CN202011342502.4A CN202011342502A CN112282060A CN 112282060 A CN112282060 A CN 112282060A CN 202011342502 A CN202011342502 A CN 202011342502A CN 112282060 A CN112282060 A CN 112282060A
Authority
CN
China
Prior art keywords
roof
node
structural
layer
horizontal steel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011342502.4A
Other languages
Chinese (zh)
Inventor
张俊杰
周钟
王洪军
周健
刘海洋
于汶卉
李烨
杨笑天
蔡承泽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
East China Architectural Design and Research Institute Co Ltd
Original Assignee
East China Architectural Design and Research Institute Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by East China Architectural Design and Research Institute Co Ltd filed Critical East China Architectural Design and Research Institute Co Ltd
Priority to CN202011342502.4A priority Critical patent/CN112282060A/en
Publication of CN112282060A publication Critical patent/CN112282060A/en
Pending legal-status Critical Current

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    • 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
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403—Connection details of the elongated load-supporting parts
    • 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
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • 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
    • E04B1/342—Structures covering a large free area, whether open-sided or not, e.g. hangars, halls
    • 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
    • E04B1/38—Connections for building structures in general
    • E04B1/58—Connections for building structures in general of bar-shaped building elements
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B7/00—Roofs; Roof construction with regard to insulation
    • E04B7/08—Vaulted roofs
    • E04B7/10—Shell structures, e.g. of hyperbolic-parabolic shape; Grid-like formations acting as shell structures; Folded structures
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B7/00—Roofs; Roof construction with regard to insulation
    • E04B7/08—Vaulted roofs
    • E04B7/10—Shell structures, e.g. of hyperbolic-parabolic shape; Grid-like formations acting as shell structures; Folded structures
    • E04B7/102—Shell structures
    • 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
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B1/2403—Connection details of the elongated load-supporting parts
    • E04B2001/2406—Connection nodes
    • 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
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B2001/2466—Details of the elongated load-supporting parts
    • 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
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B2001/249—Structures with a sloping roof
    • 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
    • E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
    • E04B2001/2493—Structures with a vaulted roof

Landscapes

  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Rod-Shaped Construction Members (AREA)

Abstract

The invention belongs to a space grid structure in the field of civil engineering structures, and the technical scheme is as follows: the system comprises a cross latticed single-layer hollowed-out roof, a spatial lattice roof truss and horizontal steel pull cables; the top end of the vertical structure is tied with a horizontal steel cable, the horizontal steel cable is closed, the horizontal steel cable is segmented into a plurality of segmentation points according to a certain interval, and the segmentation points are first nodes of the structure; leading out a first member of the spatial lattice roof truss from each first structural node upwards along the oblique direction of the inverse quadrangular pyramid, wherein the other end of the first member is a second structural node which is also the intersection point of the adjacent first members; and so on to form the spatial lattice roof truss. And connecting the adjacent uppermost layer structure nodes by using connecting rods to form a single-layer hollow roof. The invention achieves the purposes of exposing the structure, meeting the requirements of the space and the appearance of the cultural creative building and simultaneously meeting the requirements of reasonable structural stress and convenient construction.

Description

Space grid structure
Technical Field
The invention relates to the field of civil engineering structures, in particular to a space grid structure system.
Background
The space grid structure is a structure system frequently adopted by large-span buildings and has forms of space trusses, net racks and the like. The structure needs to meet the requirements of safety and economy and also needs to pay attention to the requirement of meeting the form of the building space. Traditional spatial structure is like space truss and rack etc. and its structure atress is efficient, it is convenient to make and be under construction, but web member and chord member overlap in space, and structural style lacks the new intention, does not accord with the diversified space form requirement of architectural design at present. In addition, the traditional spatial structure is relatively single in arrangement mode and is mechanized, and the method is particularly not suitable for cultural originality and traditional ancient buildings.
With the increasing demand of architects for building integration, rigid space grid structures in the prior art cannot meet creative building space demands.
Disclosure of Invention
In order to solve the technical problems, the invention provides a space grid structure, which can achieve the purposes that the structure is exposed and meets the space and appearance requirements of cultural creative buildings, and can meet the requirements of reasonable structural stress and convenient construction.
The technical scheme is as follows: a space grid structure comprises a single-layer hollowed-out roof, a space grid roof truss and horizontal steel pull cables, wherein the single-layer hollowed-out roof is in a cross grid shape; the top end of the vertical structure is tied with a horizontal steel cable, the horizontal steel cable is closed, the horizontal steel cable is segmented into a plurality of segmentation points according to a certain interval, and the segmentation points are first nodes of the structure; leading out a first member of the spatial lattice roof truss from each first structural node upwards along the oblique direction of the inverse quadrangular pyramid, wherein the other end of the first member is a second structural node which is also the intersection point of the adjacent first members; a second member of the spatial lattice roof truss is led out from each second structural node upwards along the oblique direction of the inverse quadrangular pyramid, a third structural node is arranged at the other end of the second member, and the third structural node is the intersection point of the adjacent second members; a third member of the spatial lattice roof truss is led out from each structural third node upwards along the oblique direction of the inverse quadrangular pyramid, the other end of the third member is a structural fourth node, and the structural fourth node is the intersection point of the adjacent third members; and connecting the adjacent fourth nodes of the structure by using a connecting rod to form a single-layer hollow roof.
Based on the technical characteristics: and a structural fourth node located on the inner hollow edge of the single-layer hollow roof derives a complete grid member inwards to fill the hollow space of the single-layer hollow roof to form a second roof, and the second roof and the single-layer hollow roof are combined into a whole.
Based on the technical characteristics: the single-layer hollow roof is a single-layer curved surface or a single-layer plane.
Based on the technical characteristics: the second roof is a single-layer curved surface or a single-layer plane.
The shape of the second roof and the shape of the single-layer hollow roof can be any curved surface or plane shape and can be adjusted according to actual engineering. The materials of the first member, the second member, the third member and the connecting rod can adopt metal, wood or other engineering materials according to actual conditions, and the first node, the second node, the third node and the fourth node of the structure can be selectively welded or assembled according to site construction precision conditions and factory prefabrication level.
The working principle of the technology is as follows: the closed horizontal steel stay rope and the first member of the spatial lattice roof truss form a stable triangle, so that the displacement of a second node of the structure of the spatial lattice roof truss is restrained; the connecting rods of the single-layer hollow roof and the third member of the spatial lattice roof truss form a stable inverted quadrangular pyramid system, so that the displacement of a third node of the spatial lattice roof truss is restrained; the structural load is transmitted and converged along the spatial lattice roof truss from top to bottom. Each node in the whole system can keep stable structure, and a reliable structure system is formed.
The invention has the beneficial effects that: the space grid structure aims to provide a space grid structure which is reasonable in stress, convenient to construct, safe and reliable, meets the structural stress requirement and also meets the building space form.
Drawings
FIG. 1 is a perspective view of the present invention.
Fig. 2 is a perspective view two of the present invention.
Fig. 3 is a top view of a single-layer hollowed-out roof and a second roof integrated together according to the invention.
Fig. 4 is a cross-sectional view taken along line a-a of fig. 3.
Fig. 5 is a sectional view taken along line b-b of fig. 3.
Fig. 6 is a cross-sectional view of c-c of fig. 3.
Fig. 7 is a cross-sectional view of d-d of fig. 3.
Fig. 8 is a top view of the single-layer hollowed-out roof of the present invention.
The components in the figures are schematically: a horizontal steel stay A; a fabric first node N1; a first member B1; a fabric second node N2; a second member B2; fabric third node N3; a third member B3; structure fourth node N4, connecting rod C.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present invention and are not intended to limit the present invention.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1 to 7, the structural system comprises a cross grid-shaped single-layer hollowed-out roof, a spatial lattice roof truss and horizontal steel cables A; the horizontal steel stay A is closed and can be enclosed into a circle, an ellipse, a rectangle or a polygon. The horizontal steel cables shown in fig. 3 and 8 are rectangular, just one illustration.
The top end of the vertical structure is tied with a horizontal steel stay A, and the vertical structure comprises a column, a wall body and the like.
Segmenting the horizontal steel stay cable A into a plurality of segmentation points at certain intervals, wherein the segmentation points are first structural nodes N1; the distances between the segments can be equal or different from each other.
Leading out a first member B1 of the spatial lattice roof truss from each structure first node N1 upwards along the slant of an inverted quadrangular pyramid, wherein the other end node of the first member B1 is a structure second node N2, and the structure second node N2 is simultaneously the intersection point of the adjacent first member B1; a second member B2 of the space lattice roof truss is led out from each structure second node N2 upwards along the oblique direction of the reverse quadrangular pyramid, the other end node of the second member B2 is a structure third node N3, and the structure third node N3 is also the intersection point of the adjacent second member B2; a third member B3 of the spatial lattice roof truss is led out from each structure third node N3 upwards along the oblique direction of an inverted quadrangular pyramid, the other end node of the third member B3 is a structure fourth node N4, and the structure fourth node N4 is simultaneously the intersection point of the adjacent third member B3; and connecting the adjacent fourth nodes N4 of the structure by using a connecting rod C to form a single-layer hollow roof. The top view of the single-layer hollow roof can be seen in fig. 6, namely, a roof framework with a hollow middle is formed by enclosing.
As shown in fig. 1 to 7, a complete grid member derived inward from a fourth node of the structure located on the inner hollow edge of the single-layer hollow roof fills the hollow space of the single-layer hollow roof to form a second roof, and the second roof and the single-layer hollow roof are combined into a whole. The single-layer hollowed-out roof and the second roof are shown in the figures and adopt the same grid shape, which is only an illustration, and the grid shapes of the two can be different.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims (4)

1. A spatial grid structure characterized by: the system comprises a cross latticed single-layer hollowed-out roof, a spatial lattice roof truss and horizontal steel pull cables; the horizontal steel cable (A) is tied at the top end of the vertical structure in a pulling mode, the horizontal steel cable (A) is closed, the horizontal steel cable (A) is segmented into a plurality of segmentation points according to a certain distance, and the segmentation points are first structural nodes (N1); -leading out a first member (B1) of said space lattice roof truss from each said structural first node (N1) upwards in the diagonal direction of an inverted quadrangular pyramid, the other end of said first member (B1) being a structural second node (N2), said structural second node (N2) being at the same time the intersection of adjacent said first members (B1); a second member (B2) of said space lattice roof truss is led out from each said structural second node (N2) upward along the oblique direction of the inverse quadrangular pyramid, the other end of said second member (B2) is a structural third node (N3), said structural third node (N3) is at the same time the intersection of the adjacent said second member (B2); a third member (B3) of said space lattice roof truss is led out from each said structural third node (N3) upward along the oblique direction of an inverted quadrangular pyramid, the other end of said third member (B3) is a structural fourth node (N4), said structural fourth node (N4) is at the same time the intersection of adjacent said third member (B3); and connecting adjacent fourth nodes (N4) of the structure by using connecting rods to form the single-layer hollow roof.
2. A spatial grid structure according to claim 1, wherein: and a complete grid component is derived inwards from a fourth structural node (N4) on the inner hollow edge of the single-layer hollow roof to fill the hollow space of the single-layer hollow roof to form a second roof, and the second roof and the single-layer hollow roof are combined into a whole.
3. A spatial grid structure according to claim 1, wherein: the single-layer hollow roof is a single-layer curved surface or a single-layer plane.
4. A spatial grid structure according to claim 2, wherein: the second roof is a single-layer curved surface or a single-layer plane.
CN202011342502.4A 2020-11-26 2020-11-26 Space grid structure Pending CN112282060A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011342502.4A CN112282060A (en) 2020-11-26 2020-11-26 Space grid structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011342502.4A CN112282060A (en) 2020-11-26 2020-11-26 Space grid structure

Publications (1)

Publication Number Publication Date
CN112282060A true CN112282060A (en) 2021-01-29

Family

ID=74426394

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011342502.4A Pending CN112282060A (en) 2020-11-26 2020-11-26 Space grid structure

Country Status (1)

Country Link
CN (1) CN112282060A (en)

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