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摘 要(yao) :掛籃(lan)(lan)是懸(xuan)臂(bei)施工(gong)中(zhong)的主要(yao)設備,按結(jie)構(gou)形式可分為(wei)桁架式、斜拉(la)式、型(xing)鋼式及(ji)混(hun)(hun)合式4種(zhong)。根據(ju)混(hun)(hun)凝土懸(xuan)臂(bei)施工(gong)工(gong)藝(yi)(yi)要(yao)求及(ji)設計圖(tu)紙對(dui)掛籃(lan)(lan)的要(yao)求,綜合比較各種(zhong)形式掛籃(lan)(lan)特點、重量、采用鋼材類(lei)型(xing)、施工(gong)工(gong)藝(yi)(yi)等;掛籃(lan)(lan)設計原則:自重輕、結(jie)構(gou)簡單、堅(jian)固穩定(ding)、前移和裝拆方便、具有較強的可重復(fu)利(li)用性,受力后變(bian)形
2023-05-15 -
摘 要 :盤(pan)(pan)扣(kou)(kou)式(shi)鋼(gang)管(guan)(guan)支架(jia)指的是立桿(gan)(gan)(gan)采用套管(guan)(guan)承插(cha)連接,水平桿(gan)(gan)(gan)和(he)(he)斜桿(gan)(gan)(gan)采用桿(gan)(gan)(gan)端和(he)(he)接頭(tou)卡(ka)入連接盤(pan)(pan),用楔形插(cha)銷連接,形成(cheng)結(jie)構(gou)幾何不變體系的鋼(gang)管(guan)(guan)支架(jia)。承插(cha)型盤(pan)(pan)扣(kou)(kou)式(shi)鋼(gang)管(guan)(guan)支架(jia)由立桿(gan)(gan)(gan)、水平桿(gan)(gan)(gan)、斜桿(gan)(gan)(gan)、可調底座及可調托座等配(pei)件構(gou)成(cheng)。根據其用途可分為模板支架(jia)和(he)(he)腳手(shou)架(jia)兩類。 安(an)裝使用盤(pan)(pan)扣(kou)(kou)腳手(shou)架(jia)過程注意事(shi)
2023-05-15 -
摘 要 :掛籃(lan)(lan)是懸臂施工(gong)中的主要設備(bei),按(an)結構形式可(ke)分(fen)為(wei)桁架式、斜(xie)拉式、型(xing)鋼式及(ji)混合(he)式4種。根據混凝土懸臂施工(gong)工(gong)藝要求(qiu)及(ji)設計(ji)圖(tu)紙(zhi)對掛籃(lan)(lan)的要求(qiu),綜合(he)比較各種形式掛籃(lan)(lan)特點(dian)、重量、采(cai)用鋼材(cai)類(lei)型(xing)、施工(gong)工(gong)藝等;掛籃(lan)(lan)設計(ji)原則:自(zi)重輕(qing)、結構簡單、堅(jian)固(gu)穩定(ding)、前移和裝拆方便、具有較強的可(ke)重復利用性,受(shou)力后變形
2023-05-15 -
摘 要 :道(dao)路工程涉及拆遷、土方、路基處(chu)理(li)、涵洞、橋梁、隧道(dao)、地下通(tong)道(dao)、車行道(dao)、人行道(dao)、雨(yu)水污水通(tong)信光纜(lan)管涵、截水槽、綠(lv)化(hua)、亮化(hua)、交通(tong)設施(shi)等。 一、準(zhun)備工作方法(fa): 1、施(shi)工前準(zhun)備工作:組織(zhi)準(zhun)備、物(wu)質(zhi)準(zhun)備和技術準(zhun)備,他們(men)對于保證路面正常施(shi)工,確保施(shi)工質(zhi)量(liang)極為重要 2、路基施(shi)
2023-05-15 -
摘 要(yao) :道路工(gong)程(cheng)涉及(ji)拆遷、土方、路基處(chu)理、涵(han)洞、橋梁、隧道、地下通道、車(che)行(xing)道、人(ren)行(xing)道、雨水(shui)(shui)(shui)污水(shui)(shui)(shui)通信(xin)光纜管涵(han)、截水(shui)(shui)(shui)槽(cao)、綠化、亮化、交通設施(shi)等。 一、準(zhun)備(bei)工(gong)作方法: 1、施(shi)工(gong)前準(zhun)備(bei)工(gong)作:組織準(zhun)備(bei)、物(wu)質(zhi)準(zhun)備(bei)和技術準(zhun)備(bei),他們對于保(bao)證路面正常施(shi)工(gong),確保(bao)施(shi)工(gong)質(zhi)量(liang)極為重(zhong)要(yao) 2、路基施(shi)
2023-05-15 -
摘 要 :鋼(gang)(gang)(gang)(gang)(gang)管(guan)具有空心截面,其長(chang)度遠大于直(zhi)徑(jing)或周長(chang)的鋼(gang)(gang)(gang)(gang)(gang)材(cai)。按(an)(an)截面形(xing)狀分(fen)為圓(yuan)形(xing)、方(fang)形(xing)、矩形(xing)和異形(xing)鋼(gang)(gang)(gang)(gang)(gang)管(guan);按(an)(an)材(cai)質(zhi)分(fen)為碳素(su)結(jie)構(gou)鋼(gang)(gang)(gang)(gang)(gang)鋼(gang)(gang)(gang)(gang)(gang)管(guan)、低合(he)金結(jie)構(gou)鋼(gang)(gang)(gang)(gang)(gang)鋼(gang)(gang)(gang)(gang)(gang)管(guan)、合(he)金鋼(gang)(gang)(gang)(gang)(gang)鋼(gang)(gang)(gang)(gang)(gang)管(guan)和復合(he)鋼(gang)(gang)(gang)(gang)(gang)管(guan);按(an)(an)用途分(fen)為輸送管(guan)道用、工程結(jie)構(gou)用、熱(re)工設(she)備用、石油化工工業用、機械制(zhi)造用、地質(zhi)鉆探用、高壓設(she)備用鋼(gang)(gang)(gang)(gang)(gang)管(guan)等(deng);按(an)(an)生(sheng)產工藝分(fen)為無(wu)縫鋼(gang)(gang)(gang)(gang)(gang)
2023-05-15 -
摘 要 :鋼(gang)(gang)管(guan)(guan)(guan)具有空心截面(mian),其長(chang)度遠大(da)于直徑或周長(chang)的鋼(gang)(gang)材(cai)。按(an)截面(mian)形(xing)(xing)狀分為(wei)(wei)圓(yuan)形(xing)(xing)、方形(xing)(xing)、矩形(xing)(xing)和異(yi)形(xing)(xing)鋼(gang)(gang)管(guan)(guan)(guan);按(an)材(cai)質分為(wei)(wei)碳素結構(gou)鋼(gang)(gang)鋼(gang)(gang)管(guan)(guan)(guan)、低(di)合金結構(gou)鋼(gang)(gang)鋼(gang)(gang)管(guan)(guan)(guan)、合金鋼(gang)(gang)鋼(gang)(gang)管(guan)(guan)(guan)和復合鋼(gang)(gang)管(guan)(guan)(guan);按(an)用(yong)途分為(wei)(wei)輸送管(guan)(guan)(guan)道(dao)用(yong)、工(gong)(gong)程結構(gou)用(yong)、熱工(gong)(gong)設(she)備用(yong)、石(shi)油化工(gong)(gong)工(gong)(gong)業(ye)用(yong)、機械制造(zao)用(yong)、地質鉆(zhan)探用(yong)、高壓(ya)設(she)備用(yong)鋼(gang)(gang)管(guan)(guan)(guan)等;按(an)生產工(gong)(gong)藝分為(wei)(wei)無(wu)縫鋼(gang)(gang)
2023-05-15 -
摘 要 :熱鍍鋅鋼(gang)(gang)管廣(guang)泛應用(yong)于建筑、機(ji)械(xie)、煤礦、化工(gong)、電(dian)力、鐵(tie)道車輛、汽車工(gong)業、公路、橋梁、集裝(zhuang)箱、體(ti)育設施、農業機(ji)械(xie)、石油機(ji)械(xie)、探礦機(ji)械(xie)、大(da)棚建設等(deng)制造工(gong)業。 鍍鋅鋼(gang)(gang)管表面有熱浸鍍或(huo)電(dian)鍍鋅層的(de)(de)焊(han)接鋼(gang)(gang)管。鍍鋅可增(zeng)加(jia)鋼(gang)(gang)管的(de)(de)抗腐(fu)蝕能力,延長使(shi)用(yong)壽命。鍍鋅管的(de)(de)用(yong)途(tu)很廣(guang),除(chu)作輸(shu)水、煤氣、油
2023-05-15 -
摘 要 :鋼(gang)管(guan)具有空心(xin)截面,其(qi)長度(du)遠大(da)于直徑或周長的鋼(gang)材。按(an)截面形(xing)狀分(fen)為圓形(xing)、方形(xing)、矩形(xing)和(he)異形(xing)鋼(gang)管(guan);按(an)材質分(fen)為碳素結(jie)(jie)構(gou)鋼(gang)鋼(gang)管(guan)、低合金(jin)結(jie)(jie)構(gou)鋼(gang)鋼(gang)管(guan)、合金(jin)鋼(gang)鋼(gang)管(guan)和(he)復合鋼(gang)管(guan);按(an)用(yong)(yong)(yong)途(tu)分(fen)為輸送管(guan)道用(yong)(yong)(yong)、工(gong)程結(jie)(jie)構(gou)用(yong)(yong)(yong)、熱(re)工(gong)設備用(yong)(yong)(yong)、石油化工(gong)工(gong)業用(yong)(yong)(yong)、機械(xie)制造用(yong)(yong)(yong)、地質鉆探用(yong)(yong)(yong)、高壓設備用(yong)(yong)(yong)鋼(gang)管(guan)等;按(an)生產(chan)工(gong)藝分(fen)為無縫鋼(gang)
2023-05-15 -
摘 要 :鋼(gang)(gang)(gang)管(guan)(guan)具有(you)空(kong)心(xin)截面(mian),其長度遠大于(yu)直(zhi)徑或(huo)周長的鋼(gang)(gang)(gang)材。按(an)截面(mian)形(xing)狀分為(wei)圓形(xing)、方形(xing)、矩形(xing)和異形(xing)鋼(gang)(gang)(gang)管(guan)(guan);按(an)材質分為(wei)碳素結(jie)構鋼(gang)(gang)(gang)鋼(gang)(gang)(gang)管(guan)(guan)、低合(he)金(jin)結(jie)構鋼(gang)(gang)(gang)鋼(gang)(gang)(gang)管(guan)(guan)、合(he)金(jin)鋼(gang)(gang)(gang)鋼(gang)(gang)(gang)管(guan)(guan)和復合(he)鋼(gang)(gang)(gang)管(guan)(guan);按(an)用(yong)途分為(wei)輸送管(guan)(guan)道(dao)用(yong)、工程(cheng)結(jie)構用(yong)、熱工設(she)備用(yong)、石(shi)油化工工業用(yong)、機械制造用(yong)、地質鉆探用(yong)、高(gao)壓設(she)備用(yong)鋼(gang)(gang)(gang)管(guan)(guan)等;按(an)生產工藝分為(wei)無縫鋼(gang)(gang)(gang)
2023-05-15