Top unloading device for fully-mechanized coal mining face of coal mine
The utility model discloses a coal mine fully-mechanized face roof unloading device which comprises a movable mechanism and a crushing mechanism, and the movable mechanism is connected with the crushing mechanism and used for driving the crushing mechanism to move. The crushing mechanism comprises a...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a coal mine fully-mechanized face roof unloading device which comprises a movable mechanism and a crushing mechanism, and the movable mechanism is connected with the crushing mechanism and used for driving the crushing mechanism to move. The crushing mechanism comprises a crushing hammer head, a fixed seat and a lifting mechanism, a universal connecting piece is arranged on the fixed seat, the bottom of the lifting mechanism is rotationally connected with the fixed seat through the universal connecting piece, and the top of the lifting mechanism is fixedly connected with the crushing hammer head. The device can move in a suspended roof area, and can adapt to the radian of a top plate to carry out crushing operation, so that the top plate in the suspended roof area can be safely and effectively unloaded.
本申请公开了一种煤矿综采面卸顶装置,包括活动机构和破碎机构,所述活动机构与所述破碎机构连接并用于带动所述破碎机构移动;所述破碎机构包括破碎锤头、固定座和升降机构,所述固定座上设有万向连接件,所述升降机构的底部通过所述万向连接件与所述固定座转动连接,所述升降机构的顶部与所述破碎锤头固定连接。本申请能够在悬顶区域进行活动,并且能够适应顶板的弧度进行破碎作业,从而能 |
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