Detailed explanation of the types of commonly used roller shutter door
Infrared sensing device under the door frame of the fast rolling door (the door body does not fall when people and vehicles pass by)
Good safety performance:
1. Infrared sensing device under the door frame of the fast rolling door (the door body does not fall when people and vehicles pass by)
2. There is a pressure sensor at the bottom of the door curtain, and the door body automatically rises about 2 kilograms of force when it falls.
3. Automatic derailment system can be installed according to the size of the wind pressure (automatic stop when impacted, the door body back to the position)
4. The control system uses low-voltage safety power supply, and the grounding terminal connection needs to provide special ground wire.
I. By opening type
(1) manual roller shutter. With the help of the torsion spring on the center shaft of the rolling shutter to balance the force, to achieve the purpose of manually pulling the rolling shutter.
(2) electric roller shutter. With a special motor to drive the roller shutter center shaft rotation, to achieve the roller shutter switch, when the rotation to the upper and lower limits set by the motor automatically stop. Special motors for rolling shutters are: external rolling machine, Australian rolling machine, tubular rolling machine, fire shutter, inorganic fabric double curtain rolling machine, fast rolling machine and so on.
Second, according to the door sheet material
Inorganic cloth rolling door, grid rolling door, aluminum alloy rolling door, crystal rolling door, stainless steel rolling door, color steel plate rolling door, strengthen the wind rolling door.
Third, according to the installation form
Wall, wall side (or hole, hole) two kinds.
Fourth, according to the opening direction
On the roll and side roll two kinds.
Fifth, according to the use
Ordinary rolling door, windproof rolling door, fireproof rolling door, fast rolling door, electric Australian (mute) rolling door
Sixth, according to the fire level
According to GB14102 “General Technical Conditions for Steel Rolling Shutters” will be ordinary steel rolling shutters are divided into:
F1 level, fire resistance time
F2 level, fire-resistant time
Composite steel roller shutter is divided into:
F3 level, fire-resistant time
F4 level, fire-resistant time
Keywords: Casement Window
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