罐人孔產品簡介　　
罐(guan)(guan)人(ren)(ren)(ren)(ren)(ren)孔(kong)(kong)(kong)設在(zai)底圈板(ban)上，直徑一般為50cm或60cm。在(zai)油罐(guan)(guan)進行安裝(zhuang)、清(qing)洗和(he)維(wei)修時(shi)，工作人(ren)(ren)(ren)(ren)(ren)員可(ke)經人(ren)(ren)(ren)(ren)(ren)孔(kong)(kong)(kong)進出油罐(guan)(guan)，也(ye)可(ke)以利(li)用(yong)(yong)人(ren)(ren)(ren)(ren)(ren)孔(kong)(kong)(kong)進行通風(feng)。我(wo)公司生產的(de)人(ren)(ren)(ren)(ren)(ren)孔(kong)(kong)(kong)有常壓人(ren)(ren)(ren)(ren)(ren)孔(kong)(kong)(kong)、罐(guan)(guan)頂人(ren)(ren)(ren)(ren)(ren)孔(kong)(kong)(kong)、罐(guan)(guan)壁(bi)人(ren)(ren)(ren)(ren)(ren)孔(kong)(kong)(kong)、帶芯人(ren)(ren)(ren)(ren)(ren)孔(kong)(kong)(kong)等。如客(ke)戶需(xu)要，我(wo)公司可(ke)按所供(gong)圖紙或要求生產。人(ren)(ren)(ren)(ren)(ren)孔(kong)(kong)(kong)(LTRK)規(gui)格(ge)：DN500、DN600、DN750.罐(guan)(guan)頂人(ren)(ren)(ren)(ren)(ren)孔(kong)(kong)(kong)（LTTQG)裝(zhuang)于重(zhong)質油罐(guan)(guan)頂部起呼(hu)吸作用(yong)(yong)，規(gui)格(ge)：DN50、DN80、DN100、DN150、DN200、DN250

罐人孔的安裝及維護　　
罐人孔因位于油罐下部，人孔承受很大的液體壓力，為了防止滲漏，對人孔的 安裝質量必須嚴格要求。和蓋板上有密封水線，在施工中要注意保護，以免在使用時發生滲油。每次拆下人孔時要做標記，以免再裝時錯位，影響嚴密性。安裝人孔蓋板上螺母時，要成對對角均勻用力，以防蓋板變形或用力不均而 造成的滲油。