扣件國內常用(yong)的扣(kou)(kou)(kou)件(jian)(jian)(jian)是(shi)(shi)鑄鐵制作,其(qi)機械(xie)性能應符合《鋼管腳手(shou)架扣(kou)(kou)(kou)件(jian)(jian)(jian)》(GB15831-2006)材質不低于KT330-08。扣(kou)(kou)(kou)件(jian)(jian)(jian)有三種產品(pin):直角扣(kou)(kou)(kou)件(jian)(jian)(jian),對接扣(kou)(kou)(kou)件(jian)(jian)(jian),旋轉扣(kou)(kou)(kou)件(jian)(jian)(jian)。用(yong)編織袋(dai)包(bao)裝,每包(bao)是(shi)(shi)25個(ge)。每個(ge)的重量應為1.1KG(含螺栓(shuan))。一(yi)般(ban)情況(kuang)下是(shi)(shi)采用(yong)蘸(zhan)紅(hong)色的防銹(xiu)漆的形式(shi)做防銹(xiu)處理(li)的。與架子(zi)管配套(tao)使用(yong)。一(yi)般(ban)扣(kou)(kou)(kou)件(jian)(jian)(jian)產品(pin)的生(sheng)產及采購(gou)配比(bi)是(shi)(shi)8:1:1。就是(shi)(shi)說在比(bi)例是(shi)(shi)直角占到80%,對接10%,
扣件是連(lian)接鋼軌(gui)(gui)(gui)和(he)軌(gui)(gui)(gui)枕(zhen)的(de)(de)中間連(lian)結零件。其作用(yong)是將鋼軌(gui)(gui)(gui)固定在軌(gui)(gui)(gui)枕(zhen)上,保(bao)持軌(gui)(gui)(gui)距和(he)阻止鋼軌(gui)(gui)(gui)相對于(yu)軌(gui)(gui)(gui)枕(zhen)的(de)(de)縱橫向移動。在混凝土軌(gui)(gui)(gui)枕(zhen)的(de)(de)軌(gui)(gui)(gui)道上,由于(yu)混凝土軌(gui)(gui)(gui)枕(zhen)的(de)(de)彈性(xing)(xing)較差,扣件還需(xu)提供足夠的(de)(de)彈性(xing)(xing)。為此,扣件必(bi)須具有足夠的(de)(de)強度,耐久(jiu)性(xing)(xing),和(he)一定的(de)(de)彈性(xing)(xing),并有效第保(bao)持鋼軌(gui)(gui)(gui)與(yu)軌(gui)(gui)(gui)枕(zhen)之間的(de)(de)可(ke)靠連(lian)結。此外,還要(yao)求扣件系(xi)統(tong)零件少,安裝簡單,便于(yu)拆卸。
轉(zhuan)角(jiao)扣件
目前扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)的種(zhong)類繁多,主(zhu)要有新型扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)、鋼(gang)(gang)管腳手(shou)架扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)、鑄鋼(gang)(gang)扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)、T型建筑(zhu)扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)、混(hun)凝土(tu)枕(zhen)(zhen)扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)、木枕(zhen)(zhen)扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)、鋼(gang)(gang)軌(gui)扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)、福斯(si)羅扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)、瑪(ma)鋼(gang)(gang)扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)、腳手(shou)架扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)、鐵路扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)、鋼(gang)(gang)板(ban)沖(chong)壓(ya)(ya)(ya)扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)、對(dui)接扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)、旋轉扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)、直(zhi)角扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)。 鋼(gang)(gang)扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)一般又(you)分為(wei)鑄鋼(gang)(gang)扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)和鋼(gang)(gang)板(ban)沖(chong)壓(ya)(ya)(ya)、液壓(ya)(ya)(ya)扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian),鑄鋼(gang)(gang)扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)的生產工藝與鑄鐵大致相同,而(er)鋼(gang)(gang)板(ban)沖(chong)壓(ya)(ya)(ya)、液壓(ya)(ya)(ya)扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)則是采用3.5-5mm的鋼(gang)(gang)板(ban)通過沖(chong)壓(ya)(ya)(ya)、液壓(ya)(ya)(ya)技術壓(ya)(ya)(ya)制(zhi)而(er)成。鋼(gang)(gang)扣(kou)(kou)(kou)(kou)(kou)件(jian)(jian)(jian)(jian)(jian)(jian)(jian)各(ge)種(zhong)性能都比較優越,如抗(kang)(kang)斷性、抗(kang)(kang)滑性、抗(kang)(kang)變(bian)形、抗(kang)(kang)脫、抗(kang)(kang)銹等
對接扣(kou)件(jian)(jian)*消(xiao)(xiao)除(chu)了鑄鐵老(lao)扣(kou)件(jian)(jian)因扣(kou)件(jian)(jian)斷裂導致腳(jiao)手(shou)架(jia)坍塌的(de)(de)事故隱患。 抗(kang)(kang)滑優——面貼(tie)合面積大(da)(da) 保(bao)證(zheng)了鋼(gang)(gang)管(guan)與扣(kou)件(jian)(jian)呈面貼(tie)合狀態(tai),且貼(tie)合面積zui大(da)(da),克(ke)服了老(lao)扣(kou)件(jian)(jian)與鋼(gang)(gang)管(guan)呈點(dian)或線(xian)貼(tie)合,消(xiao)(xiao)除(chu)了鋼(gang)(gang)管(guan)滑脫的(de)(de)隱患,從而保(bao)證(zheng)和提高了腳(jiao)手(shou)架(jia)的(de)(de)整體力(li)學性能與安全(quan)性能。 抗(kang)(kang)脫強(qiang)——新型連接 保(bao)證(zheng)了在鋼(gang)(gang)管(guan)變異的(de)(de)情況(kuang)下,扣(kou)件(jian)(jian)始終能垂直正(zheng)確牢固固定,消(xiao)(xiao)除(chu)了鋼(gang)(gang)管(guan)滑脫的(de)(de)可能。 抗(kang)(kang)銹(xiu)強(qiang)——盾(dun)化處理 整件(jian)(jian)經(jing)過(guo)鈍(dun)化及鍍鋅(xin)雙(shuang)重防(fang)銹(xiu)蝕(shi)處理,其抗(kang)(kang)銹(xiu)蝕(shi)能力(li)大(da)(da)為(wei)提高,壽命(ming)遠(yuan)遠(yuan)超過(guo)老(lao)扣(kou)件(jian)(jian)。 快速輕便(bian)——結構優化 扣(kou)件(jian)(jian)輕便(bian)、漂(piao)亮、舒適(shi),裝(zhuang)卸(xie)速度(du)增快,勞(lao)動強(qiang)度(du)降低。
扣(kou)(kou)件(jian)是(shi)(shi)連(lian)接鋼(gang)(gang)軌(gui)(gui)(gui)(gui)和軌(gui)(gui)(gui)(gui)枕(zhen)的(de)中間連(lian)結零(ling)件(jian)。其作用是(shi)(shi)將鋼(gang)(gang)軌(gui)(gui)(gui)(gui)固定(ding)在軌(gui)(gui)(gui)(gui)枕(zhen)上(shang),保持軌(gui)(gui)(gui)(gui)距(ju)和阻止鋼(gang)(gang)軌(gui)(gui)(gui)(gui)相對于(yu)軌(gui)(gui)(gui)(gui)枕(zhen)的(de)縱橫向移(yi)動(dong)。在混凝土軌(gui)(gui)(gui)(gui)枕(zhen)的(de)軌(gui)(gui)(gui)(gui)道上(shang),由于(yu)混凝土軌(gui)(gui)(gui)(gui)枕(zhen)的(de)彈(dan)性(xing)較差,扣(kou)(kou)件(jian)還需提(ti)供足(zu)(zu)夠的(de)彈(dan)性(xing)。為此(ci)(ci),扣(kou)(kou)件(jian)必(bi)須(xu)具(ju)有足(zu)(zu)夠的(de)強度,耐久性(xing),和一定(ding)的(de)彈(dan)性(xing),并有效地保持鋼(gang)(gang)軌(gui)(gui)(gui)(gui)與(yu)軌(gui)(gui)(gui)(gui)枕(zhen)之(zhi)間的(de)可靠連(lian)結。此(ci)(ci)外,還要求扣(kou)(kou)件(jian)系統(tong)零(ling)件(jian)少,安裝簡單(dan),便于(yu)拆卸。