A brief talk on the problems encountered in the fire acceptance of Henan fire rolling shutter door 1. The curtain plate coating falls off and rusts, and the curtain plate has obvious pressure pits, concave convex, and penetrating holes. supply fire-proof door The rolling shutter is a complete fire protection product. If the shutter has problems, it will directly affect the fire resistance limit index of the rolling shutter. 2. The guide rail is deformed and the curtain board is stuck or falls unevenly. The fireproof rolling shutter door generally moves along the guide rail. If the guide rail is twisted or broken, the rolling shutter door will not be able to move to the specified position, which will not achieve the effect of fire separation. 3. On the roller shutter, the lower limit fails or the limit line is wrongly connected. fire-proof door Manufacturer This often happens on the fire roller shutter of the atrium. Because the fire roller shutter of the atrium is sometimes installed outside the walkway of the upper floor, there is no floor under the roller shutter to close it, and a large gap is leaked, so the fire separation of the upper and lower floors cannot be reached.

What are the requirements for the opening direction of the door of Henan Refuge Room? Fire doors play an important role in life. The opening direction of fire doors is very important. The Code for Fire Protection Design of Tall Buildings has clearly stipulated that the stairwell should be opened in the direction of evacuation, such as the stairwell should be opened in the direction of the staircase lobby, so as to facilitate the evacuation of people. supply fire-proof door In addition, the front room is generally a place of refuge and an evacuation passageway. In case of a fire, positive pressure air supply is required. If it is not installed in the above opening direction, the air pressure may open the fire door, causing fire and smoke leakage. 4. Classification 4.1 According to the number of door leaves, there are steel single fire door and steel double fire door. 4.2 According to the door leaf structure, there are steel fire door with glass lining, steel fire door without glass lining, steel fire door with bright window and steel fire door without bright window. fire-proof door Manufacturer According to the fire resistance limit, there are Class A fire doors, Class B fire doors and Class C fire doors.

The type, type, specification, size, opening direction, device position and anti-corrosion solution of Henan fire rolling shutter door shall meet the design requirements. supply fire-proof door The accessories of the roller shutter door are complete, the position is accurate, the device is stable, and the function should meet the use requirements and various performance requirements of Luoyang roller shutter door. The rolling shutter must be firmly installed, and the number, position, embedding method and connection method with the frame of the embedded parts must meet the design requirements. The appearance of the rolling shutter door shall be clean without scratches and bruises. Eight advantages of Henan fireproof rolling shutter door: energy saving: two key technologies realize energy saving. First of all, the door opening design and double door interlock greatly shorten the door opening cycle. For clean rooms, the shortening of the door opening cycle can reduce the indoor air loss and improve the insulation capacity. In addition, there are double rows of encrypted sealing brushes inside the column of the fast door, and the pvc base card design makes installation and replacement convenient. Cost saving: The fast door is equipped with a LCD display, which will prompt when the door fails to operate, and the code or Chinese display will be displayed. This can avoid costly downtime and time-consuming technical maintenance, which greatly saves costs. Complete types: fast doors include explosion-proof fast doors, wind resistant fast doors, zippered fast doors (also called anti-collision automatic reset fast doors). Rich functions: Henan explosion-proof rolling shutter door can be linked with the air shower room, goods elevator, mechanical arm, assembly line, etc. High efficiency: according to the actual situation and requirements of customers on the site, provide a variety of control switches to improve the efficiency of daily operation. There are radar induction door opening, rope pulling door opening, geomagnetic induction door opening, remote control door opening, card swiping door access control door opening and other door opening methods. Safety: The bottom of Henan fast rolling shutter door is air tight and soft, and the door curtain is soft. There are safety photoelectric devices on both sides of the track. When there are people or obstacles under the door body, the door body will not fall, to ensure that people will not be touched by the door body. fire-proof door Manufacturer After sales guarantee: the control system of the fast door can timely identify the fault of Henan fast rolling shutter door, and then solve the problem in time. Yuou Door&Window Technology has a special after-sales maintenance department, which can respond within 12 hours if there is a fault.

Henan fireproof door is generally set in the following parts. (1) Close the evacuation staircase to the walkway; Enclose the elevator hall, the door leading to the front room and the front room leading to the walkway. (2) Inspection doors of vertical pipe shafts such as cable shafts, pipe shafts, smoke exhaust ducts, garbage ducts, etc. Henan fire door (3) divides the fire compartment, controls the fire wall and the door on the fire partition of the building area of the compartment. supply fire-proof door When it is difficult to set firewall or fire door in the building, fire rolling shutter door shall be used instead, and water curtain shall be used for protection. (4) Code (such as GB50016-2014 Code for Fire Protection Design of Buildings) or partition door with special requirements for fire and smoke prevention. For example, the partition doors of equipment rooms (cylinder rooms, foam stations, etc.) attached with fixed fire extinguishing devices in high-rise civil buildings, ventilation, air conditioning rooms, etc. should be Class A fireproof doors; The door on the partition wall of the basement room where people often stay or there are many combustibles shall be Class A fireproof door; Due to limited conditions, it is necessary to arrange oil fired and gas-fired boilers, oil immersed power transformers, high voltage capacitors and switches filled with oil, etc. in high-rise buildings. The doors on the partition walls of special rooms should be Class A fireproof doors. fire-proof door Manufacturer There are also household doors with special requirements that must be fireproof, such as fire control command center, archives room, valuables warehouse, etc., which usually use Class A or Class B fireproof doors. Fire and burglar proof doors are often used as household doors in high-rise and high-grade residential buildings. GB 12955-2008 Requirements for Fire Resistance of Fire Doors Fire doors are an important part of fire fighting equipment and an important part of social fire prevention. Fire doors should be equipped with fire door closers or door closers that allow normally open fire doors to automatically close the door leaves in case of fire (except for special parts, such as pipeline shaft doors, etc.). That is to say, except for some special parts, such as pipeline well doors, which do not need to install door closers, other parts need to install fire door closers.

The classification and function of Henan fire rolling shutter door The fire rolling shutter door plays the same role as the firewall in horizontal fire separation. It is composed of 13 parts, such as shutter, base plate, guide rail, support, reel, box, control box, door roller, limiter, door header, manual quick release switch device, button switch and safety device, It is generally installed at the position that is inconvenient to be separated by firewall. supply fire-proof door For example, open elevator halls, escalators, wide business halls of department stores, exhibition halls of exhibition buildings, and parts of buildings with large openings that cannot use fireproof doors and windows. Fire resisting rolling shutter door has been widely used in building engineering to make fire separation. fire-proof door Manufacturer Fire resisting rolling shutter door is an indispensable fire prevention facility in modern high-rise buildings. In addition to the function of ordinary door, fire resisting door has special functions of fire prevention, smoke separation, suppression of fire spread, and protection of personnel evacuation. It is widely used in high-rise buildings, large shopping malls and other crowded venues. Classified fire rolling shutter doors mainly include composite steel fire rolling shutter (fire and smoke prevention), inorganic super grade fire rolling shutter (double track double shutter), steel composite water spray steam fog fire rolling shutter, steel composite lateral fire rolling shutter, steel composite horizontal fire rolling shutter, inorganic super grade folding fire rolling shutter and fire rolling shutter with various doors.