一种矿井用安全门吊耳

Safety door lifting lug for mine

Abstract

The utility model discloses a safety door lifting lug for a mine. The safety door lifting lug for the mine comprises a shaft (1), a set screw (2), a copper sleeve (3), a lifting lug pulley (4), an isolation mat (5), a lifting lug frame body (6), round nuts (7) and a thrust washer (8), and is characterized in that the copper sleeve (3) is embedded in the lifting lug pulley (4) and is fixed by the set screw (2), the shaft (1) penetrates through the lifting lug pulley (4), the isolation mat (5) is arranged at the right end of the shaft (1), the lifting lug pulley (4) is arranged on the lifting lug frame body (6), and the thrust washer (8) is arranged between the two round nuts (7). The safety door lifting lug for the mine has the advantages of being safe and reliable to use, flexible in rotation, convenient to detach and install, and long in service life.
本实用新型公开了一种矿井用安全门吊耳,包括:轴(1)、紧定螺钉(2)、铜套(3)、吊耳滑轮(4)、隔垫(5)、吊耳架体(6)、圆螺母(7)、止推垫圈(8),其特征在于:铜套(3)镶在吊耳滑轮(4)中,并用紧定螺钉(2)固定;轴(1)从吊耳滑轮(4)穿过,隔垫(5)安装在轴(1)右端,吊耳滑轮(4)安装在吊耳架体(6)上,两圆螺母(7)之间设有止推垫圈(8)。本实用新型的优点效果是:使用安全可靠,转动灵活,拆装方便,使用寿命长。

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