Spherical steel structure truss node

Abstract

The utility model relates to a spherical steel structure truss node. The spherical steel structure truss joint comprises a core column and a plurality of rod pieces. The spherical steel structure truss node fits a part of spherical surface; the sphere center of the spherical surface is an assumed sphere center; the number of the core columns is seven, and the core columns comprise one central shaft and six peripheral shafts. The axes of all the core columns penetrate through the assumed sphere center; the central shaft is connected with the middle of the peripheral shaft through a rod; the adjacent peripheral shafts are connected through rod pieces. The utility model provides a spherical steel structure truss node capable of forming the middle of a spherical steel structure. The spherical steel structure truss node is divided into similar triangular structures, the structural stability is guaranteed, and the appearance attractiveness is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of spherical steel structure, in particular to a spherical steel structure truss joint. BACKGROUND

[0002] The spherical steel structure is a kind of building structure with spherical surface, which has excellent mechanical properties and beautiful appearance.The spherical steel structure truss is the framework of the spherical steel structure, and the external decoration component is added to form the final spherical shape.The spherical steel structure truss joint is the basic unit of the spherical steel structure truss, which includes a plurality of members and connecting cores;Adjacent members are connected to the same connecting core;Adjacent connecting cores are connected by members.At present, the common grid form of spherical steel structure includes short-range line, rib ring, association square, Schwedler and Kiewitt;Among them, Kiewitt structure is a hybrid type of spherical top structure, which has the characteristics of uniform internal force distribution.Association square structure is usually connected with Kiewitt structure as a middle structure, which is beneficial to the stability and uniform distribution of stiffness of the structure.However, the conventional association square structure is usually composed of triangle and quadrilateral;Triangle provides stable structure;Quadrilateral is used to compensate the dimensional error caused by the splicing of triangle, which does not help much to the stability of the structure;Even if a member is arranged along the diagonal line in the quadrilateral, the quadrilateral is divided into two triangles, and the stability of the structure is increased.The newly generated triangle is quite different from the original triangle, which is easy to reduce the overall aesthetic appearance.The prior art cannot provide an association square structure composed of similar triangles. SUMMARY

[0003] The utility model aims at solving the above problems, and provides a spherical steel structure truss joint.

[0004] The technical scheme of the utility model is as follows: a spherical steel structure truss joint, including core column, a plurality of members;The spherical steel structure truss joint fits part of the spherical surface;The part of the spherical surface actually fits the spherical surface of the spherical steel structure;The center of the spherical surface is the assumed center;Therefore, the assumed center is also the fitting center of the spherical steel structure;The core column has 7, including 1 center axis and 6 peripheral axes;The axis of all core columns passes through the assumed center;All core columns are on the part of the spherical surface;The center axis is connected with the middle of the peripheral axis through the member;Adjacent peripheral axes are connected by members;The core column and the member constitute a basic triangular structure, which guarantees the stability of the structure.

[0005] Preferably, the rod piece comprises two central horizontal rods, an upper inclined rod and a lower inclined rod; the central horizontal rods are horizontally arranged and connected with the central shaft; the upper inclined rod is arranged above the central shaft and is inclined to the core column; the lower inclined rod is arranged below the central shaft and is inclined to the core column; the upper inclined rods are arranged in equal length; the lower inclined rods are arranged in equal length; the triangular structures formed by the core column and the rod piece are similar isosceles triangular structures; the spherical cylinder structure truss node forms a similar regular hexagonal structure, and the appearance is beautiful.

[0006] Further, the upper inclined rod, the lower inclined rod and the central horizontal rod are inclined to the central shaft by the same angle, so that the spherical steel structure truss node can adapt to part of the spherical surface.

[0007] Further, the rod piece further comprises a lower horizontal rod and an upper horizontal rod; the upper horizontal rod is horizontally arranged above the central shaft; the lower horizontal rod is horizontally arranged below the central shaft; the upper horizontal rod and the lower horizontal rod are inclinedly connected with the peripheral shaft, so that adjacent spherical steel structure truss nodes are connected.

[0008] Further, the upper inclined rod, the lower inclined rod, the central horizontal rod and the lower horizontal rod are inclined to the core column by the same angle, so that adjacent spherical steel structure truss nodes are similar and the appearance is beautiful.

[0009] Further, the spherical steel structure truss node further comprises a curtain wall assembly; the curtain wall assembly comprises a fastening rod and a connecting column; the connecting column is coaxially fixed to the outer end of the core column; adjacent connecting columns are connected through the fastening rod; the fastening rods can be provided with fasteners, and the outer end of the spherical steel structure truss node is closed.

[0010] Further, the curtain wall assembly further comprises a plurality of triangular fastening frames; the fastening frames surround the circumference of the central shaft; the apexes of the fastening frames are connected with the midpoints of the fastening rods; the fastening frames can appropriately reduce the size of the installed fasteners, and facilitate installation and construction.

[0011] Further, the curtain wall assembly further comprises a plurality of supporting columns; the supporting columns are arranged between the fastening rods and the rod pieces; the supporting columns are connected with the fastening rods and the rod pieces at both ends; the supporting columns increase the support of the fastening frames and improve the installation stability of the fasteners.

[0012] Further, the supporting columns are arranged at the positions of the apexes of the fastening frames, so that the fastening frames are stably supported.

[0013] Further, the outer diameter of the connecting column is smaller than the outer diameter of the core column, so as to facilitate installation and construction.

[0014] Preferably, the core column and the rod piece are connected by welding, which is convenient for on-site construction.

[0015] The spherical steel structure truss node has the following advantages:

[0016] (1) The utility model provides a kind of spherical steel structure truss joint capable of constituting middle part of spherical steel structure;The spherical steel structure truss joint is divided into similar triangle structure, guarantee structure stability, improve appearance aesthetic property;

[0017] (2) The utility model discloses upper inclined rod, lower inclined rod, center horizontal rod, lower horizontal rod are inclined to the same angle relative to core column, so that adjacent spherical steel structure truss joint is similar, and appearance is beautiful. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the structure schematic diagram of the utility model spherical steel structure;

[0019] Figure 2 It is the schematic diagram of the utility model spherical steel structure truss joint;

[0020] Figure 3 It is Figure 2 front view of;

[0021] Figure 4 It is Figure 3 A-A section view of;

[0022] Figure 5 It is Figure 3 B-B section view of;

[0023] In the drawing: 01. part of spherical surface, 02. assume the ball center,

[0024] 1. core column, 11. center axis, 12. peripheral axis, 2. bar, 21. center horizontal rod, 22. upper inclined rod, 23. lower inclined rod, 24. lower horizontal rod, 25. upper horizontal rod, 3. curtain wall assembly, 31. buckling rod, 32. connecting column, 33. buckling frame, 34. support column. DETAILED DESCRIPTION

[0025] Example one: refer to Figures 1-5 A kind of spherical steel structure truss joint, including core column 1, several bars 2;The spherical steel structure truss joint fits part of spherical surface 01;The part of spherical surface 01 is actually fitted the spherical surface of spherical steel structure;The ball center of the spherical surface is assumed ball center 02;Therefore, the assumed ball center 02 is also the fitting ball center of spherical steel structure;Core column 1 has 7, including 1 center axis 11 and 6 peripheral axes 12;The axis of all core column 1 all passes through assumed ball center 02;All core column 1 are on the part of spherical surface 01;Center axis 11 is connected with the middle part of peripheral axis 12 by bar 2;Adjacent peripheral axis 12 is connected by bar 2;Core column 1, bar 2 constitute basic triangle structure, guarantee structural stability.

[0026] Compared with the prior art, the spherical steel structure truss node capable of constituting the middle part of the spherical steel structure is provided; the spherical steel structure truss node is divided into similar triangular structures, the stability of the structure is ensured, and the appearance is improved.

[0027] The rod piece 2 comprises two center horizontal rods 21, an upper inclined rod 22 and a lower inclined rod 23; the center horizontal rod 21 is horizontally arranged and connected with the center shaft 11; the upper inclined rod 22 is arranged above the center shaft 11 and is inclined to be connected with the core column 1; the lower inclined rod 23 is arranged below the center shaft 11 and is inclined to be connected with the core column 1; the upper inclined rod 22 is arranged in equal length; the lower inclined rod 23 is arranged in equal length; the triangular structures formed by the core column 1 and the rod piece 2 are all similar isosceles triangular structures; the spherical cylinder structure truss node forms an approximate regular hexagonal structure, and the appearance is beautiful.

[0028] The upper inclined rod 22, the lower inclined rod 23 and the center horizontal rod 21 are all inclined at the same angle relative to the center shaft 11, so that the spherical steel structure truss node can adapt to part of the spherical surface 01.

[0029] The rod piece 2 further comprises a lower horizontal rod 24 and an upper horizontal rod 25; the upper horizontal rod 25 is horizontally arranged above the center shaft 11; the lower horizontal rod 24 is horizontally arranged below the center shaft 11; the upper horizontal rod 25 and the lower horizontal rod 24 are inclinedly connected with the peripheral shaft 12, so as to facilitate the connection of adjacent spherical steel structure truss nodes.

[0030] The upper inclined rod 22, the lower inclined rod 23, the center horizontal rod 21 and the lower horizontal rod 24 are all inclined at the same angle relative to the core column 1, so that the adjacent spherical steel structure truss nodes are similar and the appearance is beautiful.

[0031] The core column 1 and the rod piece 2 are connected by welding, which is convenient for on-site construction.

[0032] Embodiment two: embodiment two is basically the same as embodiment one, and the same parts will not be repeated; the difference is that the spherical steel structure truss node further comprises a curtain wall assembly 3; the curtain wall assembly 3 comprises a buckling rod 31 and a connecting column 32; the connecting column 32 is coaxially fixed to the outer end of the core column 1; adjacent connecting columns 32 are connected through the buckling rod 31; the buckling rod 31 can be provided with a fastener, and the outer end of the spherical steel structure truss node is closed.

[0033] The curtain wall assembly 3 further comprises a plurality of triangular buckling frames 33; the buckling frames 33 surround the circumference of the center shaft 11; the apexes of the buckling frames 33 are connected with the midpoints of the buckling rods 31; the buckling frames 33 can appropriately reduce the size of the installed fastener, and are convenient for installation and construction.

[0034] The curtain wall assembly 3 further comprises a plurality of support columns 34; the support columns 34 are arranged between the fastening rods 31 and the column 2; the two ends of the support columns 34 are respectively connected with the fastening rods 31 and the column 2; the support columns 34 increase the support of the fastening frame 33 and improve the installation stability of the fastening component.

[0035] The fastening component installed in the embodiment is a glass fastening component; the fastening frame 33 and the fastening rod 31 provide a stable fastening structure for the glass fastening component.

[0036] The outer diameter of the connecting column 32 is smaller than the outer diameter of the core column 1, so as to facilitate the installation and construction.

[0037] The support columns 34 are arranged at the vertex positions of the fastening frame 33, so that the fastening frame 33 is stably supported.

Claims

1. A spherical steel structure truss joint, comprising a core column, a plurality of members; the spherical steel structure truss joint fits out part of a spherical surface; the spherical center of the spherical surface is a supposed spherical center; characterized in that, The core column has 7 columns, including 1 central axis and 6 peripheral axes; the axis of all core columns passes through the center of the imaginary sphere; the central axis is connected with the middle of the peripheral axis through a rod; adjacent peripheral axes are connected through rods.

2. The spherical steel structural truss joint according to claim 1, characterized in that: The rod includes 2 central horizontal rods, an upper inclined rod and a lower inclined rod; the central horizontal rods are horizontally arranged and connected with the central axis; the upper inclined rod is arranged above the central axis and is inclined to connect with the core column; the lower inclined rod is arranged below the central axis and is inclined to connect with the core column; the upper inclined rods are arranged in equal length; the lower inclined rods are arranged in equal length.

3. The spherical steel structural truss joint according to claim 2, characterized in that: The upper inclined rod, the lower inclined rod and the central horizontal rod are all inclined at the same angle relative to the central axis.

4. The spherical steel structure truss joint according to claim 2 or 3, characterized in that: The rod further includes a lower horizontal rod and an upper horizontal rod; the upper horizontal rod is horizontally arranged above the central axis; the lower horizontal rod is horizontally arranged below the central axis; the upper horizontal rod and the lower horizontal rod are inclined to connect with the peripheral axis.

5. The spherical steel structural truss joint according to claim 4, characterized in that: The upper inclined rod, the lower inclined rod, the central horizontal rod and the lower horizontal rod are all inclined at the same angle relative to the core column.

6. The spherical steel structural truss joint according to claim 5, characterized in that: It further includes a curtain wall assembly; the curtain wall assembly includes a fastening rod and a connecting column; the connecting column is coaxially fixed to the outer end of the core column; adjacent connecting columns are connected through the fastening rod.

7. The spherical steel structural truss joint according to claim 6, characterized in that: The curtain wall assembly further includes a plurality of triangular fastening frames; the fastening frames surround the circumference of the central axis; the apexes of the fastening frames are connected with the midpoints of the fastening rods.

8. The spherical steel structure truss joint according to claim 6 or 7, characterized in that: The curtain wall assembly further includes a plurality of support columns; the support columns are arranged between the fastening rods and the rods; the two ends of the support columns are respectively connected with the fastening rods and the rods.

9. The spherical steel structural truss joint according to claim 8, characterized in that: The support columns are arranged at the apex positions of the fastening frames.

10. The spherical steel structural truss joint of claim 6, wherein: The outer diameter of the connecting column is smaller than the outer diameter of the core column.

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