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橋梁支座上下鋼板

來源:古晨工(gong)程橡膠發布時間(jian):2020-11-22瀏覽次數(shu):94391 次

  支(zhi)(zhi)座(zuo)(zuo)配(pei)套(tao)(tao)(tao)鋼(gang)板(ban)(ban)一般(ban)又(you)稱為(wei)梁底支(zhi)(zhi)座(zuo)(zuo)配(pei)套(tao)(tao)(tao)鋼(gang)板(ban)(ban)、橋(qiao)梁支(zhi)(zhi)座(zuo)(zuo)配(pei)套(tao)(tao)(tao)鋼(gang)板(ban)(ban)、橡膠支(zhi)(zhi)座(zuo)(zuo)配(pei)套(tao)(tao)(tao)鋼(gang)板(ban)(ban)、支(zhi)(zhi)座(zuo)(zuo)配(pei)套(tao)(tao)(tao)上下(xia)鋼(gang)板(ban)(ban)、梁底配(pei)套(tao)(tao)(tao)鋼(gang)板(ban)(ban)。橋(qiao)梁橡膠支(zhi)(zhi)座(zuo)(zuo)處于橋(qiao)梁上、下(xia)部結(jie)構聯接點的重要方位,它的可靠程度(du)直接影(ying)響橋(qiao)梁結(jie)構的安全度(du)與耐久(jiu)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、橡膠支座配套鋼板、支座配套上下鋼板、梁底配套鋼板。橋梁橡膠支座處于橋(qiao)梁上、下部(bu)結構聯接點(dian)的重要(yao)方位,它的可靠(kao)程(cheng)度直接影響橋(qiao)梁結構的安全度與(yu)(yu)耐(nai)久(jiu)性。為了使支(zhi)座發揮更好(hao)的效果,在梁體與(yu)(yu)支(zhi)座的方位需(xu)要(yao)有支(zhi)座配(pei)套鋼板來聯接,它能確保荷載(zai)產(chan)生的效果平允地、均勻地傳遞,讓支(zhi)座更好(hao)的發揮效果。

  普通橡膠支座只(zhi)需要一(yi)塊預(yu)埋鋼板(ban)(ban)(ban)(ban)(ban)(ban),四氟(fu)滑板(ban)(ban)(ban)(ban)(ban)(ban)支(zhi)(zhi)(zhi)座(zuo)配套鋼板(ban)(ban)(ban)(ban)(ban)(ban)是由:梁底(di)預(yu)埋鋼板(ban)(ban)(ban)(ban)(ban)(ban)、支(zhi)(zhi)(zhi)座(zuo)上鋼板(ban)(ban)(ban)(ban)(ban)(ban)、不銹鋼板(ban)(ban)(ban)(ban)(ban)(ban)、支(zhi)(zhi)(zhi)座(zuo)下鋼板(ban)(ban)(ban)(ban)(ban)(ban)組成。拼裝方(fang)法有兩(liang)種(zhong),焊(han)接固定:上鋼板(ban)(ban)(ban)(ban)(ban)(ban)與(yu)預(yu)埋鋼板(ban)(ban)(ban)(ban)(ban)(ban)斷(duan)續焊(han)接(為便于(yu)焊(han)接,預(yu)埋鋼板(ban)(ban)(ban)(ban)(ban)(ban)有必要大于(yu)上鋼板(ban)(ban)(ban)(ban)(ban)(ban)),螺(luo)栓固定:用地(di)腳螺(luo)栓錨(mao)固,預(yu)埋鋼板(ban)(ban)(ban)(ban)(ban)(ban)在預(yu)埋前要先鉆螺(luo)栓孔。說的(de)(de)比較文(wen)字一(yi)點便是,在有支(zhi)(zhi)(zhi)承關系的(de)(de)兩(liang)個單體構件結合(he)面存在的(de)(de)、與(yu)支(zhi)(zhi)(zhi)座(zuo)反力相垂直的(de)(de)鋼板(ban)(ban)(ban)(ban)(ban)(ban),都可叫(jiao)支(zhi)(zhi)(zhi)座(zuo)鋼板(ban)(ban)(ban)(ban)(ban)(ban),它(ta)的(de)(de)效果是確保荷(he)載發生的(de)(de)效果平(ping)允地(di)、均勻(yun)地(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橡膠支座技術標準JT/T663-2006加工(gong)(gong)制(zhi)造,也可(ke)以按要求加工(gong)(gong)定制(zhi)。


QPZ盆式橡膠支座GPZ盆式橡膠支座


  調平(ping)鋼(gang)(gang)(gang)(gang)(gang)板(ban)也叫(jiao)支(zhi)座預(yu)埋(mai)鋼(gang)(gang)(gang)(gang)(gang)板(ban),一(yi)般(ban)分(fen)為梁(liang)底預(yu)埋(mai)鋼(gang)(gang)(gang)(gang)(gang)板(ban)、支(zhi)座上(shang)鋼(gang)(gang)(gang)(gang)(gang)板(ban)、不銹(xiu)鋼(gang)(gang)(gang)(gang)(gang)板(ban)、支(zhi)座、支(zhi)座下鋼(gang)(gang)(gang)(gang)(gang)板(ban)(從(cong)上(shang)往(wang)下的(de)順序),它通常由熱鍍鋅鋼(gang)(gang)(gang)(gang)(gang)板(ban)(Q345)做成。主要起到連接梁(liang)與支(zhi)座的(de)作用,更好的(de)發揮支(zhi)座的(de)作用。

  預(yu)埋鋼板實際上(shang)就是(shi)(shi)支座鋼板,字(zi)面理解就是(shi)(shi)和橋梁支座配套的鋼板,是(shi)(shi)安(an)裝橋梁支座時用的預(yu)埋件

  預埋鋼板特點:

  橋梁支座梁(liang)(liang)底調(diao)平(ping)鋼(gang)板重要用于有坡(po)度的(de)(de)橋(qiao)體。在有坡(po)度的(de)(de)橋(qiao)體就必要預埋鋼(gang)板與支(zhi)座上鋼(gang)板之間(jian)(jian)加一塊梁(liang)(liang)底調(diao)平(ping)鋼(gang)板(梁(liang)(liang)底調(diao)平(ping)鋼(gang)板)來(lai)調(diao)理,支(zhi)座必需(xu)包管程度擱置(zhi)(zhi)。梁(liang)(liang)底縱(zong)(zong)坡(po)時,在梁(liang)(liang)底與支(zhi)座之間(jian)(jian)裝(zhuang)置(zhi)(zhi)與橋(qiao)梁(liang)(liang)縱(zong)(zong)坡(po)同等的(de)(de)梁(liang)(liang)底調(diao)平(ping)鋼(gang)板來(lai)調(diao)平(ping)。梁(liang)(liang)體既有縱(zong)(zong)坡(po)又有橫坡(po)時,在梁(liang)(liang)底與支(zhi)座之間(jian)(jian)裝(zhuang)置(zhi)(zhi)與橋(qiao)梁(liang)(liang)縱(zong)(zong)坡(po),橫坡(po)同等的(de)(de)兩個坡(po)度的(de)(de)梁(liang)(liang)底調(diao)平(ping)鋼(gang)板來(lai)調(diao)平(ping)。

  橋梁支座預埋(mai)鋼板的主(zhu)要用(yong)途(tu):

  用于架造鐵路橋梁(liang)、公路橋梁(liang)、跨海大(da)橋等(deng)(deng)。要(yao)(yao)求有較高的(de)強度(du)、耐性(xing)以及(ji)接受機車車輛的(de)載荷和沖擊,且要(yao)(yao)有良好的(de)抗疲勞(lao)性(xing)、必定的(de)低溫耐性(xing)和耐大(da)氣腐蝕性(xing),支座(zuo)與(yu)(yu)墊石之間的(de)空隙也要(yao)(yao)用環氧(yang)樹脂砂漿填充,既要(yao)(yao)確保空隙密實又要(yao)(yao)達到與(yu)(yu)墊石平等(deng)(deng)強度(du)。支座(zuo)裝置好后(hou),把梁(liang)底支座(zuo)預(yu)埋鋼(gang)板用螺栓與(yu)(yu)支座(zuo)上(shang)蓋鋼(gang)板銜接起(qi)來。



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