矿用底下隧道密闭门 防火门栅栏门防火栅栏两用门

 <晴风村n style="color: rgb(51, 51, 51); font-family: null; font-size: 16px; font-variant-numeric: normal; font-variant-east-asian: normal; line-height: 28.8px; widows: 1;">防火栅栏门在煤矿井下主排水泵房和主变电所硐室之间使用，采区变电所.带式传送机.绞车配电电气设备.变压器硐室.架线电机车库.蓄电池电机库.消防器材库.交流室和充电室等各种硐室.材料库处.主要起隔离人员的作用。<晴风村n style="color: rgb(51, 51, 51); font-family: null; font-size: 16px; font-variant-numeric: normal; font-variant-east-asian: normal; line-height: 28.8px; widows: 1;">防火栅栏两用门由以下四部件组成<晴风村n style="color: rgb(51, 51, 51); font-family: null; font-size: 16px; font-variant-numeric: normal; font-variant-east-asian: normal; line-height: 28.8px; widows: 1;">1、带半圆封板上横梁。<晴风村n style="color: rgb(51, 51, 51); font-family: null; font-size: 16px; font-variant-numeric: normal; font-variant-east-asian: normal; line-height: 28.8px; widows: 1;">2、带竖框左门扇。<晴风村n style="color: rgb(51, 51, 51); font-family: null; font-size: 16px; font-variant-numeric: normal; font-variant-east-asian: normal; line-height: 28.8px; widows: 1;">3、带竖框右门扇。<晴风村n style="color: rgb(51, 51, 51); font-family: null; font-size: 16px; font-variant-numeric: normal; font-variant-east-asian: normal; line-height: 28.8px; widows: 1;">4、附件(手柄部件)。<晴风村n style="color: rgb(51, 51, 51); font-family: null; font-size: 16px; font-variant-numeric: normal; font-variant-east-asian: normal; line-height: 28.8px; widows: 1;">各部件在井下安装时组成防火及栅栏两用门整体。<晴风村n style="color: rgb(51, 51, 51); font-family: null; font-size: 16px; font-variant-numeric: normal; font-variant-east-asian: normal; line-height: 28.8px; widows: 1;">防火栅栏门适用环境<晴风村n style="color: rgb(51, 51, 51); font-family: null; font-size: 16px; font-variant-numeric: normal; font-variant-east-asian: normal; line-height: 28.8px; widows: 1;">1、工作环境：-30℃-40℃ 风压：0-3800Pa。<晴风村n style="color: rgb(51, 51, 51); font-family: null; font-size: 16px; font-variant-numeric: normal; font-variant-east-asian: normal; line-height: 28.8px; widows: 1;">2、防火栅栏两用门用于煤矿井下煤尘及甲烷性气体的危险场所中。<晴风村n style="color: rgb(51, 51, 51); font-family: null; font-size: 16px; font-variant-numeric: normal; font-variant-east-asian: normal; line-height: 28.8px; widows: 1;">3、防火栅栏两用门安装的地点巷道围岩稳定.巷道变形小.且无严重淋水