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实用新型
CN205154040U 一种直立行走钻机井架上段折叠机构 有权 转让

一种直立行走钻机井架上段折叠机构
摘要：
本实用新型公开了一种直立行走钻机井架上段折叠机构，井架分为多段，其中在井架上段和井架中上段之间，井架上段前立柱与井架中上段前立柱通过两组井架立柱固定耳板铰接，井架上段后立柱与井架中上段后立柱通过另两组井架立柱固定耳板铰接；在两个井架上段前立柱上分别固定有一个油缸连接耳板，在两个井架中上段前立柱上共同固定安装有一个油缸支撑台，在油缸支撑台的前端两边分别固定有一个油缸固定耳板，每个油缸固定耳板与油缸连接耳板之间连接有一个油缸。本实用新型的结构简单，操作方便。
摘要（英）：

The utility model discloses a drilling derrick upper segment folding mechanism upright walks, derrick are divided into the multistage, and wherein in derrick upper segment and derrick between the upper segment, the upper segment front column is articulated through the fixed otic placode of two sets of derrick stands in derrick upper segment front column and the derrick, and the upper segment rear column is articulated through the fixed otic placode of other two sets of derrick stands in derrick upper segment rear column and the derrick, be fixed with hydro -cylinder respectively and connect the otic placode on two derrick upper segment front columns, common fixed mounting has a hydro -cylinder brace table on the upper segment front column in two derricks, is fixed with the fixed otic placode of a hydro -cylinder respectively on the front end both sides of hydro -cylinder brace table, and the fixed otic placode of every hydro -cylinder is connected with the hydro -cylinder and is connected with a hydro -cylinder between the otic placode. The utility model has the advantages of simple structure, convenient operation.

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