ROOF SUPPORT STRUCTURE

To provide a light roof support structure allowing a wide inner space and a central opening to be secured and installation to be easily carried out.SOLUTION: A roof support structure is provided with: an upper chord beam 11 in which the vicinity of an outer edge is supported through a column 40 on a...

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Bibliographic Details
Main Author SAITO KIMIO
Format Patent
LanguageEnglish
Japanese
Published 03.10.2022
Subjects
BUILDING
BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES
CEILINGS
FENCING
FIXED CONSTRUCTIONS
FLOORS
GENERAL BUILDING CONSTRUCTIONS
INSULATION OR OTHER PROTECTION OF BUILDINGS
MASTS
ROOFS
SWIMMING OR SPLASH BATHS OR POOLS
TENTS OR CANOPIES, IN GENERAL
WALLS, e.g. PARTITIONS
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Summary:To provide a light roof support structure allowing a wide inner space and a central opening to be secured and installation to be easily carried out.SOLUTION: A roof support structure is provided with: an upper chord beam 11 in which the vicinity of an outer edge is supported through a column 40 on a skeleton structure 2 constructed so as to have a generally circular form, and which is arranged radially in relation to the center of the generally circular form; an upper chord ring 21 which connects between the upper chord beams 11 in a ring shape at the vicinity of an inner edge of the upper chord beam 11; a strut 23 which is suspended in a plane of the upper chord beam 11 to support the upper chord beam 11; a center ring 20 which has a ring cable 24 connecting a lower end of the strut 23 in a ring shape; a string beam which has a string cable 32 suspended on a middle position of a beam span of the upper chord beam 11 to support a strut 31 supporting the upper chord beam 11 from below in the pane of the upper chord beam 11; and stay cables 45, 47 which are stretched in positions in the front and the back of the column 40, wherein a roof membrane material 5 deployed on an upper surface of the upper chord beam 11 is supported.SELECTED DRAWING: Figure 1 【課題】 広い内部空間、中央開口を確保でき、施工も簡易に行える軽量な屋根支持構造を提供する。【解決手段】 略円形状をなすように構築された躯体構造２上に、柱４０を介して外縁近傍が支持され、略円形中心に関して放射状に配列された上弦梁１１と、上弦梁１１の内縁近傍で、リング状に上弦梁１１間を連結する上弦リング２１と、上弦梁１１の面内において垂下され、上弦梁１１を支持する束材２３と、束材２３の下端を、リング状に連結するリングケーブル２４とを有する中央リング２０と、上弦梁１１の梁スパンの中間位置で垂下され、上弦梁１１を支持する束材３１を、上弦梁１１の面内で下方から支持する張弦ケーブル３２を有する張弦梁と、柱４０の前後位置に張設されたステイケーブル４５，４７とを備え、上弦梁１１の上面に展張された屋根膜材５を支持する。【選択図】 図１
Bibliography:Application Number: JP20210045530