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    • 2. 发明授权
    • Reinforcing device for an element of prestressed concrete
    • 预应力混凝土构件增强装置
    • US3948010A
    • 1976-04-06
    • US524942
    • 1974-11-18
    • Roger Paul Sonneville
    • Roger Paul Sonneville
    • B28B23/04E01B3/34E01B3/36E01B3/38E04C5/08
    • B28B23/043E01B3/34E01B3/36E01B3/38E04C5/08
    • The invention relates to the technique of prestressed concrete and concerns a reinforcing device comprising a cylindrical metal tube at the ends of which are friction welded two plates or flanges defining radial support surfaces for bearing on the concrete. One of these plates constitutes an end wall against which abuts a metal core for putting the tube under tension. The other plate, which has a centre aperture, comprises means such as screw threading which co-operates with a bolt for achieving said tensioning in an effective and easy manner. Preferably, the tube has a section which varies along its longitudinal axis so as to afford an improved guide for the core and improve the characteristics of the reinforcement. A particularly advantageous application is in the manufacture of composite railway ties.
    • 本发明涉及预应力混凝土的技术,并且涉及一种加强装置,其包括圆柱形金属管,其末端是摩擦焊接的两个板或凸缘,其限定用于承载在混凝土上的径向支撑表面。 这些板中的一个构成端壁,靠近金属芯以使管处于张力。 具有中心孔的另一个板包括诸如螺纹螺纹的装置,其与用于以有效和容易的方式实现所述张紧的螺栓配合。 优选地,管具有沿其纵向轴线变化的部分,以便提供用于芯的改进的引导件并且改善加强件的特性。 特别有利的应用是复合铁路连接件的制造。
    • 4. 发明授权
    • Device for anchoring fixing means in a concrete element
    • 用于将固定装置固定在混凝土构件中的装置
    • US4085556A
    • 1978-04-25
    • US773557
    • 1977-03-02
    • Roger Paul Sonneville
    • Roger Paul Sonneville
    • B66C7/08E01B3/32E01B9/28E01B25/00E04B1/38E04B1/41E04B1/58E04G21/12E04C3/10
    • E01B9/28E01B3/32E04B1/41E04B1/4135E04B2001/4192
    • The device comprises, for anchoring each T-shaped fixing bolt in a concrete element, a passageway opening onto an outer face of the element and extended by a cavity which allows rotation of the head of the bolt through 90.degree.. A longitudinal reinforcement which is parallel to the outer face is located at a short distance from the outer face and near to the inner end of the passageways. The reinforcement has in the region of each passageway an opening for the passage of the head of the fixing bolt when this head extends in a direction parallel to the longitudinal axis of the reinforcement. Two retaining surfaces adjoining the opening retain the head of the bolt when it is perpendicular to the longitudinal axis of the reinforcement. Arch-shaped members are fixed to the surface of the reinforcement which is adjacent the outer face of the concrete element and have inclined branches which extend into the concrete in a direction opposed to the outer face to a sufficient depth to distribute the forces within the concrete element.
    • 该装置包括用于将每个T形固定螺栓固定在混凝土元件中的通道,该通道开口通过一个空腔延伸,该空腔允许螺栓的头部旋转90°。 平行于外表面的纵向加强件位于与外表面相距很短的距离处,并且靠近通道的内端。 当该头部沿平行于加强件的纵向轴线的方向延伸时,加强件在每个通道的区域中具有用于固定螺栓的头部通过的开口。 当与螺栓的纵向轴线垂直时,与开口相邻的两个保持表面保持螺栓的头部。 拱形构件固定在加固件的与混凝土构件的外表面相邻的表面上,并且具有倾斜的分支,它们以与外表面相反的方向延伸到混凝土中以足够的深度将力分布在混凝土内 元件。