凡口铅锌矿井下掘进工程锚固式激光指向装置

Tunneling Engineering Anchor Type Laser Pointing Device at Fankou Lead-zinc Mine

在矿山工程测量技术的基础上,详细阐述了采矿掘进工程的测量指示中心线、腰线的激光指向装置结构、安装使用,以及该装置为井下指导施工带来的实用效果.本装置已申请国家实用新型专利,专利号ZL 2015 20327780.0.

On the basis of mining engineering surveying, the structure, installation and application, and as well as the u-sing effect of the laser pointing device are described in detail, which is used to indicate the center line, and waist line inexcavation progress. The device has been granted the national utility model patent （the patent number： ZL 2015 20327780.0. ）.