水(shui)閘(zha)(zha)關門(men)擋水(shui)時，閘(zha)(zha)室(shi)(shi)將承受上下游(you)水(shui)位差所產生的水(shui)平推(tui)力，智能(neng)液動旋轉堰門(men)，使閘(zha)(zha)室(shi)(shi)有(you)可能(neng)向下游(you)滑(hua)動。閘(zha)(zha)室(shi)(shi)的設(she)計，須保證(zheng)有(you)足(zu)夠(gou)的抗滑(hua)穩定性。涵洞式水(shui)閘(zha)(zha)多用于穿堤(di)引(yin)(排)水(shui)，閘(zha)(zha)室(shi)(shi)結構為封閉的涵洞，在(zai)進口或出口設(she)閘(zha)(zha)門(men)，洞頂(ding)填土與閘(zha)(zha)兩(liang)側(ce)堤(di)頂(ding)平接即(ji)可作為路基而不(bu)需(xu)另設(she)交通橋(qiao)，排水(shui)閘(zha)(zha)多用這種形式。堰門(men)屬逆止(zhi)閥產品，要害安裝在(zai)污水(shui)管道的尾部，用以防止(zhi)外水(shui)倒灌。材料分(fen)紅不(bu)銹鋼板、合金(jin)鋼、生鐵首要原(yuan)材料。

堰(yan)(yan)(yan)(yan)門(men)適用(yong)(yong)給水(shui)(shui)排水(shui)(shui)及廢水(shui)(shui)處理工程的林林總(zong)總(zong)管路和水(shui)(shui)方法作溢(yi)流(liu)式、止回之用(yong)(yong)，以(yi)(yi)成作為林林總(zong)總(zong)立井(jing)(jing)下(xia)水(shui)(shui)井(jing)(jing)蓋，它僅(jin)用(yong)(yong)以(yi)(yi)單邊(bian)水(shui)(shui)流(liu)量的排水(shui)(shui)口。TYX型(xing)密(mi)封效果(guo)好(hao)，幾乎達到“0泄(xie)漏”狀態，適用(yong)(yong)寬度可(ke)(ke)達5m以(yi)(yi)上，但調節(jie)(jie)水(shui)(shui)位一(yi)般在800mm以(yi)(yi)下(xia)，特別適用(yong)(yong)于交替運(yun)行的氧化溝排水(shui)(shui)，或大(da)型(xing)配水(shui)(shui)井(jing)(jing)配水(shui)(shui)，配套啟(qi)閉(bi)(bi)裝(zhuang)置(zhi)，僅(jin)需(xu)注明(ming)手動或電動即可(ke)(ke)，無(wu)需(xu)另外選用(yong)(yong)啟(qi)閉(bi)(bi)機。堰(yan)(yan)(yan)(yan)門(men)，定義為設置(zhi)在堰(yan)(yan)(yan)(yan)口用(yong)(yong)于調節(jie)(jie)堰(yan)(yan)(yan)(yan)的高度的閘門(men)，液動旋轉(zhuan)堰(yan)(yan)(yan)(yan)門(men)定制，種類(lei)有鑄鐵堰(yan)(yan)(yan)(yan)門(men)、鋼制直動式堰(yan)(yan)(yan)(yan)門(men)、鋼制旋轉(zhuan)堰(yan)(yan)(yan)(yan)門(men)。

開啟閘(zha)(zha)門(men)(men)，可(ke)(ke)以宣泄(xie)洪水(shui)(shui)(shui)(shui)(shui)、澇水(shui)(shui)(shui)(shui)(shui)、棄水(shui)(shui)(shui)(shui)(shui)或廢(fei)水(shui)(shui)(shui)(shui)(shui)，安徽液(ye)動旋(xuan)轉堰門(men)(men)，也可(ke)(ke)對下游河道(dao)或渠道(dao)供水(shui)(shui)(shui)(shui)(shui)。在水(shui)(shui)(shui)(shui)(shui)利工(gong)程中，水(shui)(shui)(shui)(shui)(shui)閘(zha)(zha)作為擋水(shui)(shui)(shui)(shui)(shui)、泄(xie)水(shui)(shui)(shui)(shui)(shui)或取水(shui)(shui)(shui)(shui)(shui)的(de)(de)建筑物(wu)，應用(yong)廣泛。閘(zha)(zha)門(men)(men)分類：按(an)門(men)(men)葉不同的(de)(de)支(zhi)(zhi)(zhi)承形式(shi)劃分。主要(yao)由定(ding)輪支(zhi)(zhi)(zhi)承閘(zha)(zha)門(men)(men)、鉸支(zhi)(zhi)(zhi)承閘(zha)(zha)門(men)(men)、滑道(dao)支(zhi)(zhi)(zhi)承的(de)(de)閘(zha)(zha)門(men)(men)、鏈(lian)輪閘(zha)(zha)門(men)(men)、串輥閘(zha)(zha)門(men)(men)、圓(yuan)輥閘(zha)(zha)門(men)(men)等(deng)。閘(zha)(zha)門(men)(men)用(yong)于關(guan)閉和開放泄(xie)（放）水(shui)(shui)(shui)(shui)(shui)通道(dao)的(de)(de)控制設施。水(shui)(shui)(shui)(shui)(shui)工(gong)建筑物(wu)的(de)(de)重(zhong)要(yao)組(zu)成部分，可(ke)(ke)用(yong)以攔截水(shui)(shui)(shui)(shui)(shui)流，控制水(shui)(shui)(shui)(shui)(shui)位、調節流量、排放泥(ni)沙和飄浮物(wu)等(deng)。