How to choose Henan fire doors with good quality and low price as ordinary home decoration users, how to use fire doors with fire prevention characteristics and anti-theft talents, and perhaps in line with the decoration style of the hall, and to reach higher quality, through the appropriate price, may be won in the estimation. They are all manufacturers that need to use and meet the national quality standards. Only when the brand quality is excellent, can the material of the fire door body reach a high strength and durable scale, or can it reach a high strength and airtight condition while having fire prevention characteristics, or can it reach a difficult deformation quality under tropical burns, so as to eliminate the need for fire prevention. supply Fire resistant roller shutter In terms of materials, it is also advisable to use wood materials and steel materials, and fire doors made of pure materials. The price of different materials is different, and it is possible to reach the national standard with both fire prevention talents. Therefore, only manufacturers with strong brands can reach a comfortable level in terms of quality conditions of fire doors, and may use fire doors with good quality and low price. Fire resistant roller shutter Price The fire door should be protected regularly. In addition to handling the dust to send some bearing parts for oiling, it should also be opened at regular intervals to ensure its normal use.

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. supply 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 Price Pay attention to wearing the clothes in reverse (that is, the opening faces the opening).

Henan fire door selection method Fire door is particularly important as a family fire protection, but when you buy low-quality fire door, the fire door is no longer fireproof, what should you do? The fire department of our city investigated and destroyed a batch of inferior fire doors with honeycomb paper instead of fireproof filler materials. Here, the firefighters introduced some tips on how to select and purchase high-quality fire doors. According to the regulations, steel and wood fire doors can be divided into Class A, Class B and Class C according to the fire resistance limit. The fire resistance limit requirements are 90 minutes, 60 minutes and 30 minutes respectively. In addition, the wood used to make wood fire doors needs drying and flame retardant treatment, and the hardware used must also be fire hardware. supply Fire resistant roller shutter There are five ways to choose high-quality fire doors: one is to check the appearance, high-quality steel fire doors are firmly welded, and the welding spots are evenly distributed; The external surface shall be sprayed flat and smooth; There shall be product mark, quality inspection mark and quality certification (approval) mark at the specified position. Fire resistant roller shutter Price The qualified wooden fireproof door shall be intact without damage, and the surface shall be clean without plane marks, burrs and hammer marks; Corner cutting and butt joint shall be tight and flat. The second way is to check the figures. The overall dimensions of qualified products should be less than or equal to the overall dimensions in the sample description, the door leaf thickness should be greater than or equal to the door leaf thickness in the sample description, the door frame sidewall width should be greater than or equal to the door frame sidewall width in the sample description, and the overall dimensions of fire-resistant glass should be less than or equal to the overall dimensions of fire-resistant glass in the sample description, The thickness of fireproof glass shall be equal to or greater than the thickness of fireproof glass in the sample description.

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. supply 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 Price 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."

Henan fire door technical requirements Wooden fire door is a door with certain fire resistance performance, which is made of fire-resistant wood or fire-resistant wood products as door frame, door leaf framework, door leaf panel. If the door leaf is filled with materials, it is filled with fire insulation materials that are non-toxic and harmless to human body, and is equipped with fire hardware accessories. supply Fire resistant roller shutter The overlapping size of door leaf and door frame shall not be less than 12mm; The fit clearance between the door leaf and the hinge side of the door frame shall not be greater than the dimensional tolerance specified in the design drawings; The fit clearance between the door leaf and the locked side of the door frame shall not be greater than the dimensional tolerance specified in the design drawings; The clearance between the door leaf and the upper frame shall not be greater than 3mm; The gap between two or more door leaves shall not be greater than 3mm; The movable clearance between the door leaf and the lower frame or ground shall not be greater than 9mm; The gap between the door leaf and the door frame binding surface: the gap between the door leaf and the binding surface of the door frame on the hinge side, the lock side and the upper frame shall not be greater than 3mm; The plane height difference between the door leaf and the door frame: On the opening surface of the fire door, the plane height difference between the door frame and the door leaf of Tianjin Telescopic Barcode Reader should not be greater than 1mm. Wooden fireproof door refers to the door frame, door leaf framework and door leaf panel made of wood or wood products, and the fire resistance limit of the door reaches the specified value. Some small deviations between wooden fireproof doors cannot be wrong. Maybe it is a small detail problem that may fail to meet the standard. Fire resistant roller shutter Price The materials used for Henan fire door are compared first. The fire door has a simple structure and is mainly composed of four parts: door closer, door panel materials (including 06 and 08), door frame materials, and fire panels. Grade A fireproof door is generally made of 08 material with good quality. Its normal service life is 5-8 years. The iron material of the door panel is thick. For the fireproof door with the same thickness, the weight of Grade A fireproof door is greater than that of Grade B.

The application of fire doors in Henan Province Fire doors are often required to be used in our lives. As everyone's life rhythm continues to accelerate, we do not pay attention to some minor abnormalities, which causes fires from time to time. supply Fire resistant roller shutter At the same time, there are many peers who are not familiar with its use and precautions. Literally, it is a kind of fire prevention device. Usually, it is installed in our kitchen or in the place where gas is installed. Because this kind of place is compared with the situation of simple fire, once any fire accident occurs, it may help everyone quickly get rid of the danger. When using this fire protection device, everyone must have the necessary knowledge of some precautions for its use, so that everyone can quickly control it. During the use, it is suggested that everyone should get to know the relevant information on the official website, or directly look at the use instructions of the settings. Such information is extremely important for users. It may help everyone not to list the signs of being at sixes and sevens during other unexpected periods. If everyone does not control the precautions for such use, it may not play the role of fire protection during dangerous periods. Fire resistant roller shutter Price Fire door is common in our life, and it is also one of the necessary settings. Without it, everyone's life is forced during the period. Therefore, it is very helpful for everyone to control some information about it or pay attention to its use! Everyone may as well use some other methods to get to know it.