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橋梁支座上下鋼板

來(lai)源(yuan):古(gu)晨工(gong)程(cheng)橡膠發(fa)布時間:2020-11-22瀏覽次數:95013 次

  支(zhi)座(zuo)(zuo)配套鋼(gang)板(ban)(ban)(ban)一(yi)般又稱為梁(liang)底支(zhi)座(zuo)(zuo)配套鋼(gang)板(ban)(ban)(ban)、橋(qiao)梁(liang)支(zhi)座(zuo)(zuo)配套鋼(gang)板(ban)(ban)(ban)、橡(xiang)膠(jiao)支(zhi)座(zuo)(zuo)配套鋼(gang)板(ban)(ban)(ban)、支(zhi)座(zuo)(zuo)配套上下鋼(gang)板(ban)(ban)(ban)、梁(liang)底配套鋼(gang)板(ban)(ban)(ban)。橋(qiao)梁(liang)橡(xiang)膠(jiao)支(zhi)座(zuo)(zuo)處于橋(qiao)梁(liang)上、下部結(jie)構聯接點(dian)的重要方位(wei),它的可(ke)靠程度(du)直(zhi)接影響(xiang)橋(qiao)梁(liang)結(jie)構的安全度(du)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、玉環橡膠支座配套鋼板、支座配套上下鋼板、梁底配套鋼板。橋梁玉環橡膠支座處于橋(qiao)梁(liang)上、下部結構聯接(jie)點的(de)重要(yao)方位,它的(de)可靠(kao)程度直(zhi)接(jie)影響(xiang)橋(qiao)梁(liang)結構的(de)安全度與耐久性。為了使支(zhi)座發(fa)揮更好(hao)的(de)效果(guo),在(zai)梁(liang)體與支(zhi)座的(de)方位需(xu)要(yao)有支(zhi)座配套鋼板來聯接(jie),它能(neng)確保荷載產(chan)生的(de)效果(guo)平允(yun)地、均勻地傳(chuan)遞,讓支(zhi)座更好(hao)的(de)發(fa)揮效果(guo)。

  普通玉環橡膠支座只需要(yao)一塊預(yu)埋(mai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban),四氟滑板(ban)(ban)(ban)(ban)(ban)支(zhi)(zhi)(zhi)座(zuo)(zuo)配(pei)套鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)是由:梁底預(yu)埋(mai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)、支(zhi)(zhi)(zhi)座(zuo)(zuo)上(shang)(shang)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)、不銹鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)、支(zhi)(zhi)(zhi)座(zuo)(zuo)下鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)組成。拼裝方法有兩(liang)種(zhong),焊接固定(ding):上(shang)(shang)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)與預(yu)埋(mai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)斷續焊接(為便于(yu)焊接,預(yu)埋(mai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)有必要(yao)大于(yu)上(shang)(shang)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)),螺栓固定(ding):用地腳螺栓錨固,預(yu)埋(mai)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)在預(yu)埋(mai)前要(yao)先鉆螺栓孔(kong)。說(shuo)的(de)比較文(wen)字一點便是,在有支(zhi)(zhi)(zhi)承關(guan)系的(de)兩(liang)個(ge)單體構件結合面存在的(de)、與支(zhi)(zhi)(zhi)座(zuo)(zuo)反力相垂直的(de)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban),都(dou)可叫支(zhi)(zhi)(zhi)座(zuo)(zuo)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban),它的(de)效果是確保荷載發生的(de)效果平允地、均(jun)勻地傳遞(di)。

  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玉環橡膠支座技術標(biao)準JT/T663-2006加(jia)工制造(zao),也可以(yi)按(an)要求(qiu)加(jia)工定(ding)制。


QPZ玉環盆式玉環橡膠支座GPZ玉環盆式玉環橡膠支座


  調平鋼(gang)(gang)板(ban)也叫支(zhi)(zhi)(zhi)座預埋鋼(gang)(gang)板(ban),一般分為梁底預埋鋼(gang)(gang)板(ban)、支(zhi)(zhi)(zhi)座上鋼(gang)(gang)板(ban)、不銹鋼(gang)(gang)板(ban)、支(zhi)(zhi)(zhi)座、支(zhi)(zhi)(zhi)座下(xia)鋼(gang)(gang)板(ban)(從上往下(xia)的(de)順序),它(ta)通常由(you)熱鍍鋅鋼(gang)(gang)板(ban)(Q345)做成。主要(yao)起到連接梁與支(zhi)(zhi)(zhi)座的(de)作用(yong),更好的(de)發揮支(zhi)(zhi)(zhi)座的(de)作用(yong)。

  預(yu)埋鋼(gang)(gang)板(ban)實際上就是支座鋼(gang)(gang)板(ban),字面理(li)解(jie)就是和(he)橋梁支座配(pei)套的(de)鋼(gang)(gang)板(ban),是安裝橋梁支座時用(yong)的(de)預(yu)埋件

  預埋鋼板特點:

  橋梁支座梁(liang)(liang)底(di)調(diao)平(ping)(ping)(ping)鋼(gang)板(ban)(ban)重要用于有(you)(you)坡(po)(po)度的橋體。在(zai)有(you)(you)坡(po)(po)度的橋體就必要預埋(mai)鋼(gang)板(ban)(ban)與(yu)支(zhi)(zhi)座上(shang)鋼(gang)板(ban)(ban)之(zhi)間(jian)(jian)加(jia)一塊梁(liang)(liang)底(di)調(diao)平(ping)(ping)(ping)鋼(gang)板(ban)(ban)(梁(liang)(liang)底(di)調(diao)平(ping)(ping)(ping)鋼(gang)板(ban)(ban))來(lai)調(diao)理,支(zhi)(zhi)座必需包管程(cheng)度擱置(zhi)。梁(liang)(liang)底(di)縱(zong)坡(po)(po)時(shi),在(zai)梁(liang)(liang)底(di)與(yu)支(zhi)(zhi)座之(zhi)間(jian)(jian)裝置(zhi)與(yu)橋梁(liang)(liang)縱(zong)坡(po)(po)同等(deng)的梁(liang)(liang)底(di)調(diao)平(ping)(ping)(ping)鋼(gang)板(ban)(ban)來(lai)調(diao)平(ping)(ping)(ping)。梁(liang)(liang)體既有(you)(you)縱(zong)坡(po)(po)又有(you)(you)橫坡(po)(po)時(shi),在(zai)梁(liang)(liang)底(di)與(yu)支(zhi)(zhi)座之(zhi)間(jian)(jian)裝置(zhi)與(yu)橋梁(liang)(liang)縱(zong)坡(po)(po),橫坡(po)(po)同等(deng)的兩個(ge)坡(po)(po)度的梁(liang)(liang)底(di)調(diao)平(ping)(ping)(ping)鋼(gang)板(ban)(ban)來(lai)調(diao)平(ping)(ping)(ping)。

  橋梁支座預埋鋼板的主要(yao)用途:

  用(yong)(yong)于(yu)架造鐵路橋梁(liang)、公路橋梁(liang)、跨海大橋等。要(yao)求有較高的(de)強度、耐(nai)(nai)性(xing)以及(ji)接受機車(che)車(che)輛的(de)載荷和沖擊,且要(yao)有良好的(de)抗疲勞性(xing)、必定(ding)的(de)低溫(wen)耐(nai)(nai)性(xing)和耐(nai)(nai)大氣(qi)腐蝕性(xing),支(zhi)座(zuo)與墊石(shi)之間的(de)空隙(xi)也(ye)要(yao)用(yong)(yong)環(huan)氧樹脂砂漿(jiang)填充(chong),既要(yao)確保空隙(xi)密實又要(yao)達到與墊石(shi)平等強度。支(zhi)座(zuo)裝置好后(hou),把梁(liang)底支(zhi)座(zuo)預埋鋼(gang)板用(yong)(yong)螺(luo)栓與支(zhi)座(zuo)上蓋鋼(gang)板銜接起(qi)來(lai)。



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