小官庄铁矿主井计量装置改造

Reform of the Metering Device of the Main Shaft at Xiaoguanzhuang Iron Mine

自制的计量装置投入使用后安全高效。介绍了其工作原理及其特点。并同以前的计量装置进行了比较。新装置不仅经济效益好 ,且社会效果显著 。

Since putting into use,the self made metering device had run safely and efficiently.Its working principle and characteristics are described and its comparison with the former metering device is made.The new device has brought not only good economical but remarkable social benefits and ensured the regular production of the mine.