Three-Dimensional Tubular Architectural Structure

Abstract

The present invention ensures high structural stability and high earthquake resistance and, at the same time, achieve a high degree of freedom in design than is available with the architectural structure based on the tubular frame of the prior art. Disclosed is a three-dimensional tubular architectural structure constituted by forming a three-dimensional tubular frame from a main frame by erecting a plurality of single-layer structural modules having honeycomb structure of first rigid joint in multiple layer configuration, disposing two sides each on the left- and right-hand sides of the hexagonal structural unit with an angle from the plane which includes the top and bottom sides, disposing adjacent two layers of the hexagonal structural unit to oppose each other and connecting the hexagonal structural units by means of inter-layer tie beams, forming a second hexagonal structural unit from beams corresponding to the top and bottom sides of one of two layers of adjacent single-layer structural modules, the inclined columns disposed on the left and right sides and the inter-layer tie beam, and forming a honeycomb structure of second rigid joint from the second hexagonal structural units.

1 . A three-dimensional tubular architectural structure based on a three-dimensional tube frame formed from a main frame which is constituted by erecting a plurality of single-layer structural modules with a spacing from each other, the single-layer structural module being formed by rigidly connecting hexagonal structural units, with each side thereof being shared with the adjacent hexagonal structural units, in honeycomb configuration, wherein
 the structural members constituting the sides of said hexagonal structural unit are two inclined columns disposed on the left and two inclined columns disposed on the right which are inclined from the vertical direction in opposite directions from each other and are connected with each other, and beams corresponding to the top and bottom sides disposed in the horizontal direction, with each of the two sides on the left and the two sides on the right being disposed with an angle from the plane which includes said top side and said bottom side,   adjacent two layers of the single-layer structural module of said main frame are connected with each other by a plurality of inter-layer tie beams, each of said hexagonal structural units in one of the single-layer structural modules and corresponding one of the hexagonal structural units in the other single-layer structural module being disposed to oppose each other, and   in plan view of the main frame, a second hexagonal structural unit is formed from beams corresponding to the top side or the bottom side of two adjacent single-layer structural modules, the two inclined columns disposed on the left and the two inclined columns disposed on the right and the inter-layer tie beams connecting the two layers, and the second hexagonal structural unit is rigidly connected to the adjacent second hexagonal structural units so as to form honeycomb configuration.   
   
   
       2 . The three-dimensional tubular architectural structure according to  claim 1 , wherein in plan view of the main frame, said inter-layer tie beams are located on the diagonal of a rectangle which comprises the top sides of the two hexagonal structural units which oppose each other as opposing sides of the rectangle, and on the diagonal of a rectangle which comprises the bottom sides as opposing sides of the rectangle. 
   
   
       3 . The three-dimensional tubular architectural structure according to  claim 1 , wherein said plurality of single-layer structural modules comprise two layers of single-layer structural module. 
   
   
       4 . The three-dimensional tubular architectural structure according to  claim 1 , wherein in case a slab is provided inside of the single-layer structural module disposed at the innermost position among said plurality of single-layer structural modules, edges of said slab are used as structural members instead of the beam corresponding to said top side or said bottom of said hexagonal structural unit in the single-layer structural module erected at the innermost position. 
   
   
       5 . The three-dimensional tubular architectural structure according to  claim 1 , wherein at corners of said three-dimensional tubular architectural structure which has substantially rectangular shape in plan view, at least the single-layer structural module disposed at the outermost position among said plurality of single-layer structural modules and the single-layer structural module located inside of and adjacent to the former are connected by inter-layer tie beams which form the equal sides of an isosceles triangle in plan view. 
   
   
       6 . The three-dimensional tubular architectural structure according to  claim 1 , wherein said main frame includes sections having different numbers of layers of said single-layer structural modules. 
   
   
       7 . The three-dimensional tubular architectural structure according to  claim 1 , wherein said three-dimensional tubular architectural structure partially includes a section formed from one layer of said three-dimensional tubular architectural structure. 
   
   
       8 . The three-dimensional tubular architectural structure according to  claim 1 , wherein a plurality of slabs are provided, as main frame, at intervals equal to the height of said hexagonal structural unit. 
   
   
       9 . The three-dimensional tubular architectural structure of according to  claim 1 , wherein a plurality slabs are provided, as main frame, at intervals equal to one half of the height of said hexagonal structural unit.