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一九八二年四月二十七日至五月六日,在天津国际矿山与建筑设备展览会上,英国伽立克公司和西德海因茨曼公司举行了液压支架技术座谈会;在此前后,英国道梯公司和西德赫姆夏特公司,贝考瑞特公司、威斯特伐利亚公司也先后派技术代表团来华进行液压支架的技术交流。本文就这些公司液压支架发展新动态作一简单介绍。一、厚煤层支撑掩护式支架西德贝考瑞特公司制造的S2.5—5.4型四柱支撑掩护式支架在西德威斯特伐伦矿使用获得成功(图1)。其主要参数如下:
From April 27 to May 6, 1982, at the Tianjin International Mining and Construction Equipment Exhibition, British Gallik Company and West Germany Heinz Mann Company held a symposium on hydraulic support technology. At Before and after, the British Douglas and West Germany Chemschap, Beikarui Te, Westphalia companies have also sent a technical delegation to China for hydraulic stent technology exchange. This article gives a brief introduction of the new developments of the hydraulic support for these companies. First, the thick seam support shield bracket Sid Beike Ruite company S2.5-5.4 four-post support shield bracket in the West Germany Westfall successful use (Figure 1). The main parameters are as follows: