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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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06-06-2023 дата публикации

Enhanced grouting body for root pile head of power transmission tower and construction method thereof

Номер: CN116220001A
Автор: WU FENQIAN, YIN YUAN, QIU HAOCI, TU BINGXIONG, LI YANGSEN, LIN SHAOYUAN, JIANG NENGMING, CHEN WEIYU, ZHUO XU, LIN KAI, HUANG YIJING, CHEN SHAN, CHEN YUKUN, ZHENG WENCHENG, LI YILAN
Принадлежит:

The invention discloses a power transmission tower root pile head reinforcing grouting body and a construction method thereof.The power transmission tower root pile head reinforcing grouting body comprises longitudinal steel bars, spiral stirrups, a grouting body, a reinforcing pipe, erection ribs, a lengthened pipe and a protective casing pipe, the reinforcing pipe is matched with a drill hole and arranged at an orifice of the drill hole in a sleeving mode, and the upper portion of the reinforcing pipe is connected with the lengthened pipe; and a protective sleeve is sleeved on the part of the longitudinal reinforcing steel bar extending to the upper part of the reinforcing pipe. By means of the construction method that the lengthening pipe, the reinforcing pipe and the protective sleeve are matched, the quality of the root pile head grouting body is improved, and construction is convenient and fast; removing the lengthened pipe after grouting for 3-5 hours, and then removing the grouting ...

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Номер записи: 1
05-05-2023 дата публикации

Anchor rod construction method of rock anchor rod foundation

Номер: CN116065578A
Автор: QIU HAOCI, YIN YUAN, WU FENQIAN, YANG WENZHI, LI YANGSEN, LIN KAI, LIN SHAOYUAN, CUI QIANG, CHEN WEIYU, LI RONGJU, CAI WENSHENG, CHEN SHAN, HUANG YIJING, ZHENG WENCHENG, LI YILAN, ZHANG WENXIANG, LU ZHOU, HUANG JIAYU
Принадлежит:

The invention discloses an anchor rod construction method of a rock anchor rod foundation. The anchor rod construction method comprises the following steps that S1, a foundation pit is excavated; s2, binding construction of upper structural steel bars; s3, a protection pipe is additionally installed and positioned; s4, the reinforcement cage is positioned; s5, foundation pit backfilling is conducted; s6, anchor rod hole forming is completed; s7, a hollow anchor rod is placed in the anchor hole; s8, anchoring body pouring; s9, when an anchoring body is poured, an anchoring agent is injected from the top of the hollow anchor rod through the hollow anchor rod; s10, after construction is finished, the protection pipe is removed, and the foundation shape is restored; the step of installing the protective pipe is added, the construction quality is effectively improved, and long-time exposure of the hole wall is avoided; secondly, the hollow anchor rod is used, pit descending operation during ...

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Номер записи: 2
04-08-2023 дата публикации

Miniature pile and pre-stressed anchor rod combined foundation and construction method thereof

Номер: CN116537176A
Автор: QIU HAOCI, YIN YUAN, LIN KAI, TU BINGXIONG, LI YANGSEN, LIN SHAOYUAN, CHEN WEIYU, HUANG YIJING, CHEN SHAN, CHEN YUKUN, WANG LIN, ZHENG WENCHENG, LI YILAN, GUO JINGFENG
Принадлежит:

The invention discloses a micro pile and pre-stressed anchor combined foundation and a construction method thereof. The construction method comprises the steps that S1, a soil body is excavated to the elevation of a cushion layer at a design position, a pile hole of a micro pile is constructed, a reinforcement cage is put down, and fine aggregate concrete is poured; s2, an anchor hole of the pre-stressed anchor rod is constructed, a steel pipe is placed in the middle, then a rib body with a sleeve is placed in the steel pipe, a grouting body is injected into the anchor hole to a hole opening, and then the grouting body is supplemented and injected into the steel pipe; s3, a cushion layer is constructed, lower-step foundation steel bars and upper-step foundation steel bars are bound, a combined anchor cushion plate is installed, and concrete is poured; and S4, after the concrete strength meets the requirement, the pre-stressed anchor rods are tensioned to the designed load and then locked ...

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Номер записи: 3