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实用新型
CN205773101U 基于液压千斤顶和滑轮机构的地下工井上盖装置 失效 - 放弃

基于液压千斤顶和滑轮机构的地下工井上盖装置
摘要：
一种基于液压千斤顶和滑轮机构的地下工井上盖装置，包括浇筑在泥土坑上的混凝土坑道，所述混凝土坑道上设有盖板，所述上盖装置还包括用以盖板升降的液压千斤顶和用以盖板左右滑行的滑轮机构传动机构，所述混凝土坑道在长度方向的两个内壁上均固定安装有所述液压千斤顶；所述滑轮机构包括轨道和滑轮组件，所述混凝土坑道在长度方向的两个内壁上均安装有所述轨道，在混凝土坑道同一侧的内壁上，所述轨道位于所述液压千斤顶与所述混凝土坑道的内壁之间。本实用新型提供了一种便于拆装、维修成本较低的基于液压千斤顶和滑轮机构的地下工井上盖装置。
摘要（英）：

The utility model provides a well upper cover device that stops work based on hydraulic jack and pulley mechanism, is including pouring the concrete gallery on earth hole, be equipped with the apron on the concrete gallery, upper cover device still includes and is used for lapping the hydraulic jack who goes up and down and is used for lapping the drive mechanism of pulley mechanism that the left and right sides was coasted, the concrete gallery equal fixed mounting on two inner walls of length direction have hydraulic jack, pulley mechanism includes track and loose pulley assembly, the concrete gallery is all installed on two inner walls of length direction the track, on the inner wall of concrete gallery with one side, the track is located hydraulic jack with between the inner wall in concrete gallery. The utility model provides a be convenient for dismouting, the lower well upper cover device that stops work based on hydraulic jack and pulley mechanism of cost of maintenance.

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