JPS6162102U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図〜第３図はこの考案の実施例を示し、第
１図はプレストレスコンクリートラーメン構造の
概略を示す図、第２図は第１図の−線断面図
、第３図は同−線断面図、第４図は同第２の
実施例を示す第１図に相当する図、第５図は第４
図の−線断面図、第６図は同−線断面図
、第７図は第２図に示す梁の斜視図、第８図は第
５図に示す梁の斜視図、第９図、第１０図はそれ
ぞれこの考案の第３、第４の実施例を示し、梁の
断面図、第１１図〜第１４図はそれぞれこの考案
の第５〜第８の実施例を示し、プレストレスコン
クリートラーメン構造の概略図、第１５図は従来
の同構造のスパン長さと工事費との関係を示すグ
ラフ、第１６図〜第１８図はそれぞれ従来のプレ
ストレストコンクリートラーメン構造の概略を示
す図である。 １…梁、２…第一緊張材、３…柱、４…第二緊
張材、５，５ａ…連結筋。 Figures 1 to 3 show examples of this invention; Figure 1 is a schematic diagram of a prestressed concrete rigid frame structure; Figure 2 is a sectional view taken along the line - - of Figure 1; and Figure 3 is a cross-sectional view of the same line. A line sectional view, FIG. 4 is a diagram corresponding to FIG. 1 showing the second embodiment, and FIG. 5 is a diagram corresponding to FIG.
6 is a sectional view taken along the same line, FIG. 7 is a perspective view of the beam shown in FIG. 2, FIG. 8 is a perspective view of the beam shown in FIG. 5, FIGS. Figure 10 shows the third and fourth embodiments of this invention, respectively, and sectional views of the beam, and Figures 11 to 14 show the fifth to eighth embodiments of this invention, respectively. A schematic diagram of the structure, FIG. 15 is a graph showing the relationship between the span length and construction cost of the conventional same structure, and FIGS. 16 to 18 are diagrams each showing an outline of the conventional prestressed concrete rigid frame structure. 1... Beam, 2... First tension member, 3... Column, 4... Second tension member, 5, 5a... Connecting bar.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 梁１の、上下方向の中央部より下部のみに、か
つ長さ方向に設けられた第一緊張材２；該梁１を
設けた柱３；前記梁１の、上下方向の中央より下
部の内部と、前記柱３の内部とに亘つて設けられ
た第二緊張材４；前記柱３と梁１の上部を連結す
る連結筋５，５ａから成ることを特徴とするプレ
ストコンクリートラーメン構造。 A first tension member 2 provided only below the center in the vertical direction of the beam 1 and in the length direction; a column 3 on which the beam 1 is provided; an inside of the beam 1 below the center in the vertical direction A presto concrete rigid frame structure characterized by comprising: a second tendon 4 provided between the column 3 and the inside of the column 3; and connecting bars 5, 5a that connect the column 3 and the upper part of the beam 1.