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介绍了 1种新型支护材料———新型锚固式竹锚杆 ,阐述了其基本原理和特点。结合工业性试验情况 ,说明这种新型锚杆用于煤巷护帮具有较好的支护特性 ,并且价格低廉 ,加工容易 ,值得在我国煤巷支护中推广应用。
This paper introduces a new type of supporting material --- a new type of anchoring bamboo bolt, expounds its basic principle and characteristics. Combined with the industrial test, it shows that the new type of anchor rod used in the coal roadway guard has better support characteristics, low cost and easy machining. It is worth to popularize and apply in the coal roadway support in our country.