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橋梁支座上下鋼板

來源:古(gu)晨工程(cheng)橡膠發布時間:2020-11-22瀏覽次數:94982 次

  支(zhi)座(zuo)(zuo)配(pei)套(tao)鋼板(ban)一般又稱為梁底支(zhi)座(zuo)(zuo)配(pei)套(tao)鋼板(ban)、橋(qiao)梁支(zhi)座(zuo)(zuo)配(pei)套(tao)鋼板(ban)、橡膠支(zhi)座(zuo)(zuo)配(pei)套(tao)鋼板(ban)、支(zhi)座(zuo)(zuo)配(pei)套(tao)上下(xia)鋼板(ban)、梁底配(pei)套(tao)鋼板(ban)。橋(qiao)梁橡膠支(zhi)座(zuo)(zuo)處于橋(qiao)梁上、下(xia)部結(jie)構聯接點的重(zhong)要方(fang)位(wei),它的可靠程度直接影響橋(qiao)梁結(jie)構的安全度與耐久性。

  橋梁支座配套鋼板一般又稱為梁底支座配套鋼板、橋梁支座配套鋼板、平遠橡膠支座配套鋼板、支座配套上下鋼板、梁底配套鋼板。橋梁平遠橡膠支座處于橋梁(liang)上、下部(bu)結(jie)構聯接(jie)(jie)點的(de)重要(yao)方位,它的(de)可靠程度直接(jie)(jie)影(ying)響橋梁(liang)結(jie)構的(de)安全度與耐久性。為了(le)使支座發(fa)揮(hui)更(geng)好的(de)效(xiao)(xiao)(xiao)果(guo),在梁(liang)體與支座的(de)方位需要(yao)有支座配套鋼板來聯接(jie)(jie),它能確保(bao)荷載產生的(de)效(xiao)(xiao)(xiao)果(guo)平允地、均勻地傳(chuan)遞,讓支座更(geng)好的(de)發(fa)揮(hui)效(xiao)(xiao)(xiao)果(guo)。

  普通平遠橡膠支座只需要一塊預(yu)(yu)(yu)埋(mai)(mai)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban),四氟滑板(ban)(ban)(ban)(ban)(ban)支座(zuo)(zuo)配套鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)是(shi)由:梁底預(yu)(yu)(yu)埋(mai)(mai)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)、支座(zuo)(zuo)上(shang)(shang)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)、不銹鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)、支座(zuo)(zuo)下鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)組成(cheng)。拼裝方法有兩種,焊(han)接(jie)固(gu)定:上(shang)(shang)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)與預(yu)(yu)(yu)埋(mai)(mai)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)斷續焊(han)接(jie)(為便于焊(han)接(jie),預(yu)(yu)(yu)埋(mai)(mai)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)有必要大于上(shang)(shang)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)),螺(luo)(luo)栓(shuan)固(gu)定:用地(di)(di)腳螺(luo)(luo)栓(shuan)錨固(gu),預(yu)(yu)(yu)埋(mai)(mai)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban)在預(yu)(yu)(yu)埋(mai)(mai)前要先鉆螺(luo)(luo)栓(shuan)孔。說(shuo)的(de)比較文字(zi)一點(dian)便是(shi),在有支承關(guan)系的(de)兩個單(dan)體構(gou)件結合面(mian)存在的(de)、與支座(zuo)(zuo)反力(li)相垂直(zhi)的(de)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban),都可叫支座(zuo)(zuo)鋼(gang)(gang)(gang)(gang)(gang)板(ban)(ban)(ban)(ban)(ban),它(ta)的(de)效果是(shi)確(que)保(bao)荷載發生的(de)效果平允地(di)(di)、均勻(yun)地(di)(di)傳遞。

  支座配套鋼板主要包含:預埋鋼板、支座上鋼板、不銹鋼板、支座下鋼板。支座上下鋼板一般選用Q235鋼板或Q345鋼板,不銹鋼板選用精軋鏡面不銹鋼板。安裝好支座后一定要設置防塵罩,防塵罩選用2-5mm厚橡膠片或尼龍纖維布,支座配套鋼板的標準尺度按公路橋梁板式平遠橡膠支座技術標準JT/T663-2006加工制(zhi)造,也可以按(an)要求(qiu)加工定制(zhi)。


QPZ平遠盆式平遠橡膠支座GPZ平遠盆式平遠橡膠支座


  調平鋼板(ban)也叫(jiao)支(zhi)(zhi)(zhi)(zhi)座預(yu)埋鋼板(ban),一般分為(wei)梁底預(yu)埋鋼板(ban)、支(zhi)(zhi)(zhi)(zhi)座上鋼板(ban)、不銹鋼板(ban)、支(zhi)(zhi)(zhi)(zhi)座、支(zhi)(zhi)(zhi)(zhi)座下(xia)鋼板(ban)(從(cong)上往下(xia)的(de)順序(xu)),它通常由熱鍍鋅鋼板(ban)(Q345)做成。主要起到(dao)連接梁與支(zhi)(zhi)(zhi)(zhi)座的(de)作用,更(geng)好的(de)發揮支(zhi)(zhi)(zhi)(zhi)座的(de)作用。

  預(yu)埋鋼板實際上(shang)就是支(zhi)座鋼板,字面理解(jie)就是和橋(qiao)梁(liang)支(zhi)座配套的(de)鋼板,是安裝(zhuang)橋(qiao)梁(liang)支(zhi)座時用的(de)預(yu)埋件

  預埋鋼板特點:

  橋梁支座梁(liang)(liang)底(di)(di)(di)調平(ping)(ping)(ping)鋼(gang)板(ban)(ban)重要用(yong)于(yu)有(you)坡(po)(po)(po)(po)度的(de)(de)橋體。在有(you)坡(po)(po)(po)(po)度的(de)(de)橋體就必(bi)要預埋鋼(gang)板(ban)(ban)與支(zhi)座上鋼(gang)板(ban)(ban)之(zhi)間加一(yi)塊梁(liang)(liang)底(di)(di)(di)調平(ping)(ping)(ping)鋼(gang)板(ban)(ban)(梁(liang)(liang)底(di)(di)(di)調平(ping)(ping)(ping)鋼(gang)板(ban)(ban))來(lai)(lai)調理,支(zhi)座必(bi)需包管程度擱置。梁(liang)(liang)底(di)(di)(di)縱(zong)(zong)坡(po)(po)(po)(po)時,在梁(liang)(liang)底(di)(di)(di)與支(zhi)座之(zhi)間裝(zhuang)置與橋梁(liang)(liang)縱(zong)(zong)坡(po)(po)(po)(po)同等的(de)(de)梁(liang)(liang)底(di)(di)(di)調平(ping)(ping)(ping)鋼(gang)板(ban)(ban)來(lai)(lai)調平(ping)(ping)(ping)。梁(liang)(liang)體既有(you)縱(zong)(zong)坡(po)(po)(po)(po)又有(you)橫坡(po)(po)(po)(po)時,在梁(liang)(liang)底(di)(di)(di)與支(zhi)座之(zhi)間裝(zhuang)置與橋梁(liang)(liang)縱(zong)(zong)坡(po)(po)(po)(po),橫坡(po)(po)(po)(po)同等的(de)(de)兩(liang)個坡(po)(po)(po)(po)度的(de)(de)梁(liang)(liang)底(di)(di)(di)調平(ping)(ping)(ping)鋼(gang)板(ban)(ban)來(lai)(lai)調平(ping)(ping)(ping)。

  橋梁支座預埋鋼(gang)板的主(zhu)要(yao)用途:

  用于架造鐵路橋梁、公路橋梁、跨海大橋等。要求有較高的(de)強度(du)、耐性(xing)(xing)(xing)以及接受機車(che)車(che)輛的(de)載荷(he)和沖擊,且要有良好的(de)抗疲勞性(xing)(xing)(xing)、必(bi)定的(de)低溫耐性(xing)(xing)(xing)和耐大氣(qi)腐蝕性(xing)(xing)(xing),支(zhi)座(zuo)與墊石(shi)之間(jian)的(de)空隙也要用環氧(yang)樹脂砂漿填充,既要確(que)保(bao)空隙密實又要達到與墊石(shi)平(ping)等強度(du)。支(zhi)座(zuo)裝置好后,把梁底支(zhi)座(zuo)預(yu)埋(mai)鋼(gang)板用螺(luo)栓與支(zhi)座(zuo)上蓋鋼(gang)板銜接起(qi)來。



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