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简要概括π型钢梁的使用知识点

πXINGGANGLIANGYIBANYINGYONGYUMEIKUANGPAOCAIGONGZUOMIANZHONG,KEYIYUDANTIYEYAZHIZHUJIEHEZUOWEIJIBENZHIHU,HENDACHENGDUDEJIANGDILEGONGRENDELAODONGQIANGDU,TIGAOLESHENGCHANXIAOLV,ZHONGYAODESHIWEIGONGRENMENDEANQUANTIGONGLEGENGDADEBAOZHANG,YINCIπXINGGANGLIANGZAIMEIKUANGZHONGSUOQIDAODEZUOYONGSHIJUDADE,WEIBANGZHUDAJIADUIπXINGGANGLIANGYOUGENGDUODERENSHI,BENPIANWENZHANGJIULAIWEININXIANGXIJIANGJIEYIXIAQIZHONGDESHIYONGZHISHIDIAN。

 

π型钢梁支护整体性强。对于地质构造影响,造成的破碎顶板,支护效果明显好于铰接顶梁


◆π型钢梁概述

πXINGLIANGZHUYAOZUOYONGYUMEIKUANGSHUIPINGJIHUANQINGXIEHUICAIGONGZUOMIANJIJITOUHUOQITAJIAODAKONGDINGQUSHIYONG,TANENGZHANGKUADUXUANBEISHIZHIHUKONGDINGQUDINGBAN,SHIXIANGONGZUOMIANYOUJIAODADEWUZHIZHUZHIHUDEGONGZUOKONGJIAN,WEIGAISHANLAODONGTIAOJIANHECAIYONGXINXINGCAIMEIJIXIEJIKEWANQUYUNSHUJICHUNAGAIZAOLEYOULITIAOJIAN。πXINGLIANGKEGENJUKEHUXUQIUDINGZUO,CHANPINJUNJINGGUOHUOJIAREDIAOZHICHULI,WANQUANFUHEGUOJIAJISHUBIAOZHUN。

 

π型钢梁使得三铁工作量减少


◆三大优点

1.πXINGGANGLIANGZHIHUZHENGTIXINGQIANG。DUIYUDIZHIGOUZAOYINGXIANG,ZAOCHENGDEPOSUIDINGBAN,ZHIHUXIAOGUOMINGXIANHAOYUJIAOJIEDINGLIANG。

2.KAICAIJINDUSHIYINGFANWEIGUANG。KAIBANGJINDUKEDAKEXIAO,YOUQISHIDANGGONGZUOMIANKAICAIGUOCHENGZHONGMEICENGDINGBANFASHENGBIANHUASHI,TAJUNKEYISHIYING。JIAODAJINDUDA1mYISHANG,DADATIGAOMEICENGSHENGCHANNENGLI,TIGAOXUNHUANCHANLIANG,CONGERTIGAODANCHAN。

3.πXINGGANGLIANGSHIDESANTIEGONGZUOLIANGJIANSHAO。YOUYUπXINGLIANGZHIHUGONGYIYUZHIHUGONGYISHILIANXUXINGDE,GONGZUOMIANZHIZHUHENNANDIUSHI,ERJIAOJIEDINGLIANGZHIHUSHIXIANYOURUANBANGFANGWANDINGYIHOU,CAIQUJIYINGBANGJIZHU,DANTIZHUCONGRUANBANGKUAGUOGONGZUOMIANLIUZIDAOYINGBANGSHIJIANJIAOZHANG,RONGYIDIUSHI。TONGSHIπXINGLIANG、DANTIZHUZAIZHENGGEGUOCHENGZHONGSHIZHONGCHUYUGONGZUOZHUANGTAI,BUCUNZAIDAODIDEGUOCHENG,SHISANTIEGUANLIGONGZUOTONGSHIZENGJIALEZHUDONGXING。πXINGLIANGYUJIAOJIEDINGLIANGXIANGBI,MIANQULESHUIPINGXIAODESHIYONG,JIJIANSHAOLETOURU,YOUMIANQULEDIUSHIDEKENENG。

 

根据控顶距,支护强度等因素要求,不宜选择过长的π型钢梁梁型


◆π型钢梁支护适应条件

1.DINGBANZAIKAICAIFANGXIANGSHANGXUYAOPINGZHENG,FOUZECHADINGDIAOPINGCAILIAOXIAOHAOGUODA。RUGUODIZHIZILIAOZHUNQUECHAMINGDINGBANFUCENGBUWENDING,HUOQITAYINSUNANYIBAOZHANGPINGZHENG,BUHESHIYONGπXINGLIANGZHIHU。

2.π型钢梁支护。根据控顶距,支护强度等因素要求,不宜选择过长的梁型,应以一梁三柱满足为宜,否则工人的劳动强度加大,将得不偿失。【具体可参考《厂家分享:π型钢梁的使用范围与安装注意》的相关内容】

 

TONGGUOWOMENDEYIFANJIANGJIEZHIHOU,DAJIADUIYUπXINGGANGLIANGDESHIYONGZHISHIDOUYOULEGENGDUODELEJIELEBA,WOMENZHIHOUHUIJIXUGUANZHU、SHOUJIXIANGGUANDEXINXI,BINGJIANGZHIXIANGXIZHENGLICHENGWENCHENGXIANJIDAJIA,XIWANGQIZHONGDENEIRONGNENGGOUJIDAJIATIGONGYIXIEBANGZHU。


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