A wedge-shaped support pier applied to narrow space support replacement

The wedge-shaped pier structure solved the construction challenge of bridge bearing replacement in narrow spaces, enabling safe and efficient bearing replacement, reducing construction costs and equipment complexity, and ensuring the stability and safety of the construction process.

CN122344863APending Publication Date: 2026-07-07CCCC THIRD HARBOR ENGINEERING CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
CCCC THIRD HARBOR ENGINEERING CO LTD
Filing Date
2026-05-22
Publication Date
2026-07-07

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Abstract

The application discloses a wedge-shaped support pier applied to support replacement in a narrow space, which comprises a top rubber plate, a top plate, wedge blocks, a pair of pull screws and a bottom plate; the bottom plate is used as a bottom pressure bearing component and is arranged on a supporting surface; the top plate is used as a top pressure bearing component and is arranged above the bottom plate, a top surface of the top plate is pasted with the top rubber plate, and the top rubber plate is used for close contact with the beam bottom; the wedge blocks are arranged between the top plate and the bottom plate and are used as vertical force bearing components, and screw holes are arranged in the wedge blocks; the pair of pull screws are horizontally inserted into the screw holes in the wedge blocks, and the pair of pull screws are provided with symmetrical forward and reverse threads, and the pair of pull screws are used for driving the two wedge blocks to synchronously approach or synchronously move away by rotating the pair of pull screws. The utility model is used for solving the problem that support replacement in a narrow space is difficult.
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