Mine Airtight Door
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Mine Airtight Door
Other Names:
1)The airtight door is made up of the flat steel plate,stiffened plates,ring beam and other combinations. 2)door is channel steel, I-beam composite frame; 3)tensioning device is a wedge-shaped wedge slide; 4)Hinges with rolling bearing support.
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Product Detail:
Product Introduction
Product Detail:
Mine Airtight Door Main Structure
1)The airtight door is made up of the flat steel plate,stiffened plates,ring beam and other combinations.
2)door is channel steel, I-beam composite frame;
3)tensioning device is a wedge-shaped wedge slide;
4)Hinges with rolling bearing support.
Mine Airtight Door Model Meaning
Model MMB1.4*1.8 ,
MMB means airtight door,
1.4 means throughing the cave mouth net width (Or refers to the net width of door without frame) is 1400mm.
1.8means through the cave mouth net height(Or refers to the net height of door without frame) is 1800mm.
Mine Airtight Door Parameters
Water-proof air-tight Model Drawing No.
MB1.4×1.8 B85-373(1)
MB1.6×1.8 B85-373(2)
MB1.8×2.0 B85-373(3)
MB2.1×2.0 B85-373(4)
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B85-373.31
MFHSL2.1*2.0
B85-373.32
MFHSL 1.4*1.8 MFHSL(Fire gate) 1.4(through the cave mouth net width1400mm) 1.8(through the cave mouth net height 1800mm)
MFHSL Series Fire Gate Conditions of Use
1、Work environment :-30℃~40℃ Wind pressure:0~3800Pa
2、Fire protection fence and gate used in the coal mine coal and methane explosive gases in dangerous places.
3、Fire protection fence and gate installation location roadway stability, roadway deformation is small, and no serious watering.
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