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Pressure relief type drain hole
The invention discloses a pressure relief type drain hole, and belongs to the technical field of building construction. The drain hole comprises a first pipe, a reducer pipe, a second pipe, water filtering holes, an elastic water-permeable expansion reducing cylinder and water filtering gauze, wherein the diameter of the first pipe is larger than the diameter of the second pipe, the first pipe andthe second pipe are connected through the reducer pipe, the water filtering holes are formed in the first pipe, the reducer pipe and the second pipe of the pipe section, inserted into concrete, of the drain hole, the reducer pipe and the second pipe are sleeved with the elastic water-permeable expansion reducing cylinder, and the pipe section, inserted into the concrete, of the drain hole and theelastic water-permeable expansion reducing cylinder are wrapped with the water filtering gauze. The drain hole can achieve good drainage and pressure relief effects simultaneously, and soil frost heaving damage to the side wall of a foundation pit is relieved.
一种卸压型泄水孔,属于建筑施工技术领域,包括第一管、变径管、第二管、滤水孔、弹性透水减胀筒、滤水纱布,所述第一管直径大于第二管,所述第一管与第二管之间经变径管相连,所述泄水孔插入混凝土部分管段上的第一管、变径管、第二管上开设有滤水孔,所述变径管、第二管外部套设有弹性透水减胀筒,所述泄水孔插入混凝土部分管段及弹性透水减胀筒外部包裹有滤水纱布。该泄水孔可以同时起到较好的泄水和卸压两重作用,减轻基坑侧壁受到的土体冻胀破坏。
Pressure relief type drain hole
The invention discloses a pressure relief type drain hole, and belongs to the technical field of building construction. The drain hole comprises a first pipe, a reducer pipe, a second pipe, water filtering holes, an elastic water-permeable expansion reducing cylinder and water filtering gauze, wherein the diameter of the first pipe is larger than the diameter of the second pipe, the first pipe andthe second pipe are connected through the reducer pipe, the water filtering holes are formed in the first pipe, the reducer pipe and the second pipe of the pipe section, inserted into concrete, of the drain hole, the reducer pipe and the second pipe are sleeved with the elastic water-permeable expansion reducing cylinder, and the pipe section, inserted into the concrete, of the drain hole and theelastic water-permeable expansion reducing cylinder are wrapped with the water filtering gauze. The drain hole can achieve good drainage and pressure relief effects simultaneously, and soil frost heaving damage to the side wall of a foundation pit is relieved.
一种卸压型泄水孔,属于建筑施工技术领域,包括第一管、变径管、第二管、滤水孔、弹性透水减胀筒、滤水纱布,所述第一管直径大于第二管,所述第一管与第二管之间经变径管相连,所述泄水孔插入混凝土部分管段上的第一管、变径管、第二管上开设有滤水孔,所述变径管、第二管外部套设有弹性透水减胀筒,所述泄水孔插入混凝土部分管段及弹性透水减胀筒外部包裹有滤水纱布。该泄水孔可以同时起到较好的泄水和卸压两重作用,减轻基坑侧壁受到的土体冻胀破坏。
Pressure relief type drain hole
一种卸压型泄水孔
LIU XU (Autor:in) / ZHANG HAIDONG (Autor:in) / SHU ZHAORAN (Autor:in) / GE BAOYU (Autor:in) / LIU JUN (Autor:in) / SHEN RONG (Autor:in) / LU LAN (Autor:in)
19.06.2020
Patent
Elektronische Ressource
Chinesisch
IPC:
E02D
FOUNDATIONS
,
Gründungen
Relief Drain Hole Cleaning and Dam Safety
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