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发明公开
CN1872651A 吊装大长石用吊钩 失效 - 权利终止

吊装大长石用吊钩
摘要：
本发明涉及一种吊装大长石用吊钩，包括有U形卡环、螺杆、螺帽、预埋片组；所述预埋片组包括有填充片和锁定片，若干填充片依次布置在一起组成填充片组，所述填充片组两侧分别布置所述的锁定片；所述锁定片的下部设有外凸的锁定部；所述构成预埋片组的填充片、锁定片的上部分别开有通孔，所述预埋片组通过贯穿通孔的螺杆以及与螺杆配合的螺帽固紧在卡环内。本发明吊装大长石柱用吊钩，将吊钩的预埋片组在实施吊装前预埋在大长石柱的顶端，利用预埋片组与被吊装钩件间的摩擦力和剪切力实施吊装，提高了大长石柱安装过程的对准、就位准确度。
摘要（英）：

A lifting tool for lifting large and long stone column is composed of a U-shaped fastener, a screw bolt, a nut, and a pre-embedded plate group consisting of a group of filling plates and locking plates arranged at both sides of said filling plate group. Said pre-embedded plate group is pre-embedded in the top end of said large and long stone column. Its top end has a through hole for connecting said U-shaped fastener via screw bolt and nut.

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