Henan fire door refers to the door that can meet the requirements of fire resistance stability, integrity and heat insulation within a certain period of time. high quality Fire resistant roller shutter It is a fire compartment with certain fire resistance, which is located in fire compartment, evacuation staircase, vertical shaft, etc. In addition to the function of ordinary doors, fire doors can also prevent the spread of fire and smoke, which can prevent the spread of fire within a certain period of time and ensure the evacuation of people. Henan fire doors are certified by the Ministry of Economic Affairs of the Ministry of Fire Protection. According to the new version of the standard for fire doors GB_12955-2008 implemented on January 1, 2009, those who pass the fire resistance test of fire doors and have obtained the registration certificate and authorized logo issued by the Bureau of Standards and Inspection of the Ministry of Economic Affairs are called fire doors. Fire resistant roller shutter direct deal The fire door defined in the American NFPA and IBC codes is "any combination of fire door leaves, door frames, hardware and other accessories that can jointly provide a certain degree of fire protection at the opening."

Why is Henan fire rolling shutter an indispensable facility? Why is fire rolling shutter an indispensable facility. high quality Fire resistant roller shutter The types of fire rolling shutter doors in Henan 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. The fireproof rolling shutter door, as well as the firewall, functions as a horizontal fireproof partition. It is composed of 13 parts, such as shutter, base plate, guide rail, support, reel, box, control box, door rolling machine, limiter, door header, manual quick release switch device, button switch and safety device, and is generally installed at the position that is not convenient for firewall separation. 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 resistant roller shutter direct deal Henan fireproof rolling shutter door is an indispensable fire prevention facility in modern high-rise buildings. In addition to the function of ordinary door, the fireproof door has the 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 places.

Henan fireproof rolling shutter door maintenance common faults and treatment methods The fireproof rolling shutter door is constantly applied to large supermarkets, shopping malls, underground garages, workshops and other crowded places. It is inevitable that there will be some small problems that need to be solved. I summarize a few points for your reference. 1、 The fire shutter door does not act: first, check the power supply to see if the power supply air switch of the fire shutter door has power. If there is no power, check the power supply. If there is power, the power indicator of the roller shutter control box should be green at this time. high quality Fire resistant roller shutter If the indicator light is not on, then we should check whether the transformer in the control box (the resistance of the transformer is 270 ohms) is burned out. If the power indicator flashes green, it indicates that the power supply may be out of phase. If the power supply is not out of phase, it may be that the standby power board of the control box is burned out; It is also possible that both the power board and the standby power board are burned out. 2、 Henan fire shutter door power supply air switch cannot be pushed up: when delivering the gate, the air switch cannot be pushed up, first check whether there is a problem with the standby board, and the resistance of the output line of the standby board is about 300 ohms. In case of open circuit or short circuit, check whether the motor brake is burnt or whether the spare board is burnt. 3、 The operation button does not work properly: you should first press the Stop key, then press the Reset key, and then press the Up and Down keys. 4、 The indicator lights of the power control box or button panel are all on: at this time, first check whether there is a short circuit in the button line or a button may be pressed to death. If the above phenomenon does not exist, it may be that the chip on the power main board is broken, and then replace the chip. Fire resistant roller shutter direct deal Pay attention to wearing the clothes in reverse (that is, the opening faces the opening).

Henan fire door development prospects 1. The fire door industry is also an emerging industry, with huge market capacity and market potential. 2. Due to the high qualification threshold of fire doors, there are not many manufacturers that can really enter the fire door industry, but also Grade C fire doors Grade C fire doors Henan fire doors. According to incomplete statistics, there are more than 1000 fire door enterprises. high quality Fire resistant roller shutter This does not include those family workshop type processing units. The products produced by these processing units are of different grades, with prices ranging from hundreds to thousands of yuan. 3. The market pattern in the industry has not been formed yet. There are few large enterprises and brands, and there is no leading brand. The research, development and production of fire door products have played a positive role in ensuring the safety of people's lives and property. China's fire door market started late, but developed rapidly. In recent years, some European and American enterprises have actively participated in the competition in the Chinese fire door market, especially European enterprises, which are trying to make European fire doors occupy more of the Chinese market. Fire resistant roller shutter direct deal In the face of competitors, we must face up to the current situation. On the one hand, we should learn from our competitors modestly, and on the other hand, we should strive to enhance our own strength. Fire door manufacturers in China are facing a huge challenge. Who can seize the opportunity in this challenge will become a winner in the market.