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<a href="/protype108075.html" title="工程降水">工程降水</a> </div> </div> </div> <div id="sort_t"> 联系我们</div> <div id="sort_b"> <div id="sort_ct"> <img alt="联系我们" src="/template/365DGYQJS0014/pc/images/rc-68.jpg" /> </div> <div id="sort_ctb"> <strong>盐城井神机械化钻井有限公?/strong> <br /> 全国热线? <strong>15301402122</strong> <br /> 公司地址:淮安经济开发区扬州北街8??-6? <br /> 电  话:15301402122 <br /> ??人:盐城井神 <br /> 邮  箱:2052830879@qq.com </div> </div> </div> <div class="ny_right_r"> <div class="ny_dh_bg"> <div class="h1"> 新闻资讯 </div> <div class="h2"> 您所在的位置?a href="/">首页</a> > <a href="newstype25315.html">钻井问答</a> > <a href="news909436.html">井点工程降水的方法是什么?</a> </div> </div> <div class="ny_product_detail"> <div class="ny_case_xq_t"> <h1>井点工程降水的方法是什么?</h1> </div> <div class="ny_case_xq_c"> <span>文章来源:http://studio455photography.com/news909436.html</span> <span>发表时间?023-01-24 03:00:00</span> </div> <div class="ny_case_xq_contact"> <p>什么是<a href="/protype108075.html" target="_blank"><strong>工程降水</strong></a>?a href="/product802306.html" target="_blank"><strong>工程降水</strong></a>是指消除地表水体,降低滞水、潜水、承压水、基岩水、岩溶水等地下水位。通过降水设计和施工,以满足建设项目对降水深度和时间的要求,且不会对工程环境产生不良影响。一、深井工程降水的概念深井(管井)的井点由过滤井管、吸水管和抽水设备组成。具有井距大、布置容易、排水量大、降水深(15m)、降水设备和操作工艺简单等特点。一般来说,当进行建筑物的地下施工时,由于地下水位高,可能更难甚至不可能进行施工。这时就需要进行施工降水。通过地质报告,以及建筑物本身的地基计算,地下室范围的计算等。进行这部分的降水施工。一般来说,施工工程降水的方法可分为两类,即排水明沟和降水井。这两种方法需要不同的材料?/p><p>如果采用集水明排的降水方式,则需要形成排水沟、排水管、集水井等排水系统,然后将地表水排至基坑外。这种排水方法一般适用于淤泥、砂土、填土等。但应注意避免工程降水过程中土壤颗粒的流失,减少对地下水的影响,控制对工程环境的影响?/p><p>井点工程降水的方法是为了减少地下水而打井,完工后再放入水泵抽取地下水,从而达到降低地下水位的目的。它可以分为以下三种不同的脱水方法?/p><p>1、真空井点降水法?/p><p>真空井点降水沿着基坑外围,一根直径更小的井管会深入到地下室含水层中,然后井管的上部与主管连接,这样就可以把地下水抽出馆外,从而降低水位。这种方法可以增加边坡的稳定性,更适用于粉质粘土和砂土。降水深度单极不超过6m,多级不超过12m?/p><p>2、注入工程降水方法:</p><p>注入工程降水这种方法是在井点管内安装注射器,然后用高压水泵通过内管向注射器输入高压水,形成水气射流,再通过井点内管和外管之间的缝隙抽出地下水。比较适合粉土和沙土,降水深度不超?0m?/p><p>3、管井工程降水方法:</p><p>管井工程降水这种方法很好理解,由过滤井管、吸水管和抽水机械组成。适用的土质也更加广泛,不仅有淤泥、砂土,还有碎石土、岩土,而且没有降水深度的限制。但需要注意的是,当过滤器停止工作时,应定期进行抽吸,以防过滤器堵塞?/p><div><img src="/img.ashx?shopid=20167&file=202301031720364.jpg" data-filename="img" style="max-width: 100%; width: 100%;"><br></div> <p><img src="/img.ashx?shopid=20167&file=2023010317204696.jpg" alt="[filename]"></p> </div> <div class="info_key"> <span>相关标签:</span><a href='/news.html?key=工程降水'>工程降水</a>, </div> <div class="ny_case_xq_b"> <div>上一条:<a href="news909850.html">盐城井神机械化钻井有限公司恭贺新禧!</a></div><div>下一条:<a href="news908829.html">打井公司应具备的市场优势</a></div> <div class="clear"></div> </div> <div class="crumb"> <span class="fl font_w fs18">相关新闻</span> </div> <div class="insNews clearfix pt10 fs14 font_w"> <ul> <li><a title="什么是工程降水? href="/news960136.html">什么是工程降水?/a><span>2023-08-02</span></li> <li><a title="真空井点工程降水操作过程" href="/news945297.html">真空井点工程降水操作过程</a><span>2023-05-31</span></li> <li><a title="工程降水的另一个重要目的是什么?" href="/news934230.html">工程降水的另一个重要目的是什么?</a><span>2023-04-14</span></li> <li><a title="工程降水的主要目的是什么?" href="/news925025.html">工程降水的主要目的是什么?</a><span>2023-03-18</span></li> </ul> </div> <div class="crumb"> <span class="fl font_w 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