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<h3 style="color:;margin:0pt 0pt 0pt 0pt;"> <strong>?了解塑料檢查井</strong> </h3><hr width="95%" size="1" noshade=""> </div> <div style="width:742px; text-align:left; line-height:180%;" class="news_content_body"> <p> <p style="margin-top: 0px; margin-bottom: 0px; padding: 0px; list-style: none; border: 0px; color: rgb(85, 85, 85); font-family: "Microsoft YaHei"; font-size: 12px; white-space: normal; background-color: rgb(255, 255, 255);"><a target="_blank" style="color: rgb(246, 120, 30); text-decoration-line: none; line-height: 21.6px;">塑料檢查井</a><span style="margin: 0px; padding: 0px; list-style: none; border: 0px; line-height: 21.6px;">俗稱(chēng)塑料"窨井"，是設置在塑料排水管道交匯處、轉彎處、管徑或坡度改變處、跌水的地方或直線(xiàn)管段上每隔一定距離處，便于定期檢查、清潔、疏通管道的排水附屬構筑物。<br/><img alt="" src="/static/upload/image/20220221/1645450068434571.jpg" style="margin: 0px; padding: 0px; list-style: none; border: 0px; width: 500px; height: 375px;"/></span><br/><span style="margin: 0px; padding: 0px; list-style: none; border: 0px; line-height: 21.6px;">塑料檢查井的井座部分大多采用的是一次性注塑成型，以異徑接頭、變角接頭和橡膠密封圈等配件來(lái)達到改變管徑及角度的連接。塑料檢查井配套開(kāi)發(fā)了井蓋、井筒和相關(guān)配件，路面載荷通過(guò)井蓋、井座作用于檢查井周?chē)?，避免了路面載荷對檢查井的破壞。井座具有上下浮動(dòng)的功能，可主動(dòng)適應路面的高低變化，同時(shí)井筒采用專(zhuān)用井筒，可根據現場(chǎng)埋設深度截取相應長(cháng)度，靈活方便。井筒、進(jìn)(出)水管道與井座的連接采用橡膠密封圈柔性承插式連接或者是熱收縮套連接，可適應小范圍內的角度變化，施工方便快捷，密封性能好、防滲漏，有效防止對地下水的二次污染，是一種環(huán)保節能建材。</span><br style="line-height: 21.6px;"/><br style="line-height: 21.6px;"/><span style="margin: 0px; padding: 0px; list-style: none; border: 0px; line-height: 21.6px;">塑料檢查井按用途可分雨水塑料檢查井和污水塑料檢查井，應用領(lǐng)域分為建筑小區排水用塑料檢查井和市政排水用塑料檢查井。</span><br style="line-height: 21.6px;"/><br style="line-height: 21.6px;"/><span style="margin: 0px; padding: 0px; list-style: none; border: 0px; line-height: 21.6px;">構成：</span><br style="line-height: 21.6px;"/><span style="margin: 0px; padding: 0px; list-style: none; border: 0px; line-height: 21.6px;">塑料檢查井由井座、井筒、井蓋和塑料檢查井零配件組成。檢查井井筒可采用埋地排水管材，如PVC-U雙層軸向中空管、HDPE中空纏繞管等。</span><br style="line-height: 21.6px;"/><br style="line-height: 21.6px;"/><span style="margin: 0px; padding: 0px; list-style: none; border: 0px; line-height: 21.6px;">根據接管數和角度不同有起始井座、直通井座、三通井座、四通井座、90度彎頭井座等。為了適應各種排水狀況，塑料檢查井同時(shí)配套有內外徑轉換接頭、馬鞍接頭、變徑接頭、匯合接頭、變角接頭等與之配套的塑料檢查井零配件。這些零配件和井座共同用來(lái)保障整個(gè)排水系統的流通性和密封性。</span><br style="line-height: 21.6px;"/><br style="line-height: 21.6px;"/><span style="margin: 0px; padding: 0px; list-style: none; border: 0px; line-height: 21.6px;">檢查井井蓋可采用鑄鐵檢查井蓋、復合材料檢查井蓋、鋼纖混凝土檢查井蓋。質(zhì)量符合現行《建筑小區排水用塑料檢查井》CJ/T233-2006的要求。顏色為白色或灰色，井筒內外壁應光滑、平整表面不應有氣泡、裂口、凹陷、色澤不均勻及分解變色線(xiàn)。塑料井筒井座在15KN靜載載荷壓力下無(wú)開(kāi)裂、裂縫。</span></p><div><span style="margin: 0px; padding: 0px; list-style: none; border: 0px; line-height: 21.6px;"><br/></span></div><p><br/></p></p> <br> </div> <div style="width:742px; text-align:right; line-height:180%;" class="news_content_back"> <a href="javascript:history.go(-1)">[返回]</a>??? </div> </div> <div class="9ffpbj5" id="bodycontent" style="text-align:left;" class="news_prev"> <p><a 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