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Deep foundation pit supporting structure and supporting method thereof
The invention relates to a deep foundation pit supporting structure and a supporting method thereof, and relates to the technical field of deep foundation pit supporting. The deep foundation pit supporting structure comprises a base and an inclined strut part with one end hinged to the base, the inclined strut part comprises an extension rod with one end hinged to a sleeve and in sliding connection with the sleeve, the extension rod is located at one end, away from the base, of the sleeve, and the sleeve is provided with a skidding limiting assembly for limiting the extension rod from slidingaway from the base. When a pawl in the sliding limiting assembly is matched with a ratchet wheel, the extension rod can only extend in the direction far away from the base so as to extend the inclinedstrut part, so that the inclined strut part is prevented from being retracted in the installation process so as to ensure the installation stability of the deep foundation pit supporting structure, and when the structure is retracted after being used, a slide block is slid so as to separate the pawl from the ratchet wheel, and the ratchet wheel can freely rotate so as to enable the extension rodto slide towards the direction close to the base. The length adjustment of the inclined strut part is facilitated while the use stability of the inclined strut part is maintained, so that the deep foundation pit supporting structure has the advantage of convenient use.
本发明涉及一种深基坑支护结构及其支护方法,涉及深基坑支护的技术领域,该深基坑支护结构包括底座和一端铰接于底座的斜撑件,斜撑件包括一端铰接于套管和滑动连接于套管的延伸杆,延伸杆位于套管远离底座的一端,套管上安装有限制延伸杆向着远离底座方向滑动的限滑组件。限滑组件中的棘爪与棘轮配合时,延伸杆只能沿着远离底座的方向延伸以使斜撑件伸长,避免斜撑件在安装过程中回缩以保证该深基坑支护结构的安装稳定性,而使用完毕后收起时,滑动滑块以使棘爪与棘轮脱离,此时棘轮可以自由转动以使延伸杆向着靠近底座的方向滑动,由此,使得斜撑件在保持使用稳定性的同时便于斜撑件的长度调节,从而使得本发明具有便于使用的优点。
Deep foundation pit supporting structure and supporting method thereof
The invention relates to a deep foundation pit supporting structure and a supporting method thereof, and relates to the technical field of deep foundation pit supporting. The deep foundation pit supporting structure comprises a base and an inclined strut part with one end hinged to the base, the inclined strut part comprises an extension rod with one end hinged to a sleeve and in sliding connection with the sleeve, the extension rod is located at one end, away from the base, of the sleeve, and the sleeve is provided with a skidding limiting assembly for limiting the extension rod from slidingaway from the base. When a pawl in the sliding limiting assembly is matched with a ratchet wheel, the extension rod can only extend in the direction far away from the base so as to extend the inclinedstrut part, so that the inclined strut part is prevented from being retracted in the installation process so as to ensure the installation stability of the deep foundation pit supporting structure, and when the structure is retracted after being used, a slide block is slid so as to separate the pawl from the ratchet wheel, and the ratchet wheel can freely rotate so as to enable the extension rodto slide towards the direction close to the base. The length adjustment of the inclined strut part is facilitated while the use stability of the inclined strut part is maintained, so that the deep foundation pit supporting structure has the advantage of convenient use.
本发明涉及一种深基坑支护结构及其支护方法,涉及深基坑支护的技术领域,该深基坑支护结构包括底座和一端铰接于底座的斜撑件,斜撑件包括一端铰接于套管和滑动连接于套管的延伸杆,延伸杆位于套管远离底座的一端,套管上安装有限制延伸杆向着远离底座方向滑动的限滑组件。限滑组件中的棘爪与棘轮配合时,延伸杆只能沿着远离底座的方向延伸以使斜撑件伸长,避免斜撑件在安装过程中回缩以保证该深基坑支护结构的安装稳定性,而使用完毕后收起时,滑动滑块以使棘爪与棘轮脱离,此时棘轮可以自由转动以使延伸杆向着靠近底座的方向滑动,由此,使得斜撑件在保持使用稳定性的同时便于斜撑件的长度调节,从而使得本发明具有便于使用的优点。
Deep foundation pit supporting structure and supporting method thereof
一种深基坑支护结构及其支护方法
YANG XIAOWEI (author)
2020-06-19
Patent
Electronic Resource
Chinese
IPC:
E02D
FOUNDATIONS
,
Gründungen
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