Precautions for Henan fire doors There are many types of fire doors, such as glazed fire doors, stainless steel fire doors, and ordinary steel fire doors. However, the installation methods are basically the same, depending on the site conditions. Some common installation parameters must be noted. 1、 The fire door shall be installed according to the type of fire door used, and the appropriate installation method shall be adopted. 2、 The door frame of the fire door can be fixed with the wall by expansion bolts, or iron parts can be embedded at the opening when building the wall, and welded firmly with the door frame connector during installation. 3、 No matter what kind of connection mode is used between the door frame and the wall, there should be no less than 3 anchor points on each side, and they should be firmly connected. 4、 When installing the fire door, it should be aligned and hoisted. After the size is appropriate, it should be temporarily fixed, corrected and adjusted. The connection and anchorage can be carried out after there is no error. 5、 The sliding door shall be flexible after installation; The side hung door is easy to open and tight and firm to close. 6、 Door closers must be installed on fire doors, and sequencers must be installed on opposite doors. 7、 Hardware accessories such as handle and fire lock on the fire door must be complete; 8、 It is required that the clearance from the ground plane shall not be greater than 5mm. Henan fire door steel fire door is moderate in price, but it is heavy, hard to open, monotonous in style, and not beautiful enough, so it is mostly used in industrial buildings and general grade civil buildings, or parts of buildings that have low aesthetic requirements and low pedestrian flow at ordinary times (such as machine rooms, garages, etc.). high quality fire-proof door On the contrary, wood fire doors have light deadweight, flexible opening and closing, good decorative appearance and many patterns, but their prices are high, and they are mostly used in middle and high grade civil buildings or important occasions in buildings. Generally, the applicable size of large opening for each fireproof door is about 3.3m high, 1.1m wide for single leaf and 3.0m wide for double leaf. In engineering design, in addition to setting fire doors in strict accordance with the occasions, positions, widths, grades and opening directions required by the specifications, attention should also be paid to the fact that fire doors are generally set on the evacuation path (such as stairwells, antechambers, walkways, etc.), and that a little carelessness in the design of building plane details may cause the door leaf to block the evacuation path and reduce its effective width after opening, Violation of basic requirements for personnel evacuation. fire-proof door Manufacturer This phenomenon is particularly prominent at the turning point of the evacuation path and in high-rise residential buildings, which should be paid attention to and avoided.

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-proof door 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-proof door Manufacturer 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.

The main difference between Henan fireproof door and anti-theft door is that the anti-theft door has a good anti prying sealing performance. Generally, the door cannot be opened without a key after closing the door. The filler in the door panel is not fireproof material. high quality fire-proof door The security door must be marked with "FAM" and refer to the general technical conditions of security door GB17565-2007. Although the fireproof door is also made of steel, the door plate is filled with fireproof materials, and the thickness of the door plate also has different requirements. The steel door is an ordinary steel door. It also has a certain anti-theft function, but its anti prying performance is relatively poor. This type is common in street processing plants. Only Shanghai and Chengdu have local standards for fire and burglar proof doors, and those in other places can only be called fire entry doors, that is, fire doors that reach the standard of fire rated A or B, and (filled with fire door cores) Class A and B standards are generally divided by fire resistance time. At the same time, it meets the anti prying requirements in the following aspects: the door frame is 1.5 thick, and the steel plates on the front and back of the door leaf are 0.8 thick. The lock has the anti prying function, that is, the lock body has both an oblique locking tongue and a square locking tongue. It has the function of quick opening. It is a good twist type, but it is not allowed to install a heaven and earth lock. Locks and cat eyes shall be provided with fire detection reports. Class B fire doors can be fitted with door collars, while Class A fire doors are not allowed. fire-proof door Manufacturer At the time of acceptance, the merchant must provide fire type approval certificate, fire detection report and metal door detection report. Fire detection report of locks and cat's eyes. The door leaf is opened in the direction of rapid evacuation and cannot be opened inward.

Maintenance methods and precautions of Henan fireproof door Maintenance methods and precautions of Henan fireproof door: 1. Door leaf and door frame shall be placed horizontally and stacked indoors with backing plates, and the frame and door leaf shall be stacked separately. 2. It is strictly prohibited to store together with acid-base substances. The room should be clean, dry and ventilated. 3. It shall be stored in the room with backup frame and separated from the heat source to avoid thermal deformation. 4. Try to avoid outdoor sunshine for a long time to prevent the fire door from being heated. 5. Keep the indoor air circulation and prevent the fire door from frequent damp. high quality fire-proof door After splashing with water, wipe it with dry cloth to avoid local expansion. 6. To prevent the fire door from being hit abnormally, it is not advisable to use excessive force or open the door at an excessive angle. 7. It is not allowed to hit the door body with sharp tools and heavy objects to prevent the door body from being sunken, scratched and peeling off the paint film. 8. The concealed bolt of the upper and lower fire door shall not protrude when the door is open, so as not to collide with the door frame, deform or fall off and lose its function. 9. Do not support the door for a long time without closing it, which will damage the door closer and make it lose its function. 10. Do not pull off the fireproof seal, or it will lose its function in case of fire. 11. Check every three months to ensure that the fixing screws of hinges, door locks and door closers are not loose. 12. When the hinge makes abnormal noise, add a few drops of lubricating oil to the hinge shaft. 13. The fire door closer must be replaced in case of oil leakage. fire-proof door Manufacturer Then, the Henan Fireproof Doors and Windows Editor summarized the above contents into the following points, and you must remember! Do not always open: it is prohibited to manually keep the normally closed fire doors set on the evacuation walkway, the front room of the smoke proof staircase or the shared front room open during the use process to become "normally open" fire doors. In case of a fire, such "normally open" fire doors can not prevent smoke and fire; Regular inspection: frequently check the integrity of the fire door, check whether the door closer and sequencer are in good use, whether the fire door can be closed automatically in order, and whether the screws on the hinge and hinge are loose. If damaged, immediately organize maintenance; Decoration: one-sided pursuit of decoration effect, canceling the fire door frame and setting only the door pocket made of ordinary wood, replacing the original frame of the door leaf with other materials, and adding decorative surface layer in a large range, thus damaging the fire retardant coating and failing to achieve fire retardant effect; Regular test: the normally open fire door shall be tested regularly to check whether its self closing control system, door closer, sequencer, release switch and other aspects are easy to use, whether it can effectively perform the self closing function in case of fire, and at the same time, it is necessary to resolutely prevent the random stacking of articles near the normally open fire door.

What are the requirements for the width of the door of Henan Refuge Room? According to Article 5.5.32 of the Code for Fire Protection Design of Buildings: for residential buildings with a building height of more than 54m, there should be a room that meets the following requirements: it should be set close to the external wall and should be set with an openable external window; The fire resistance limit of the inner and outer walls should not be less than 1.00h. The [] of the room should adopt the Z-grade fire door, and the fire resistance integrity of the outer window should not be less than 1.00h. high quality fire-proof door The total net width of the door, emergency exit, evacuation walkway and evacuation staircase of the residential building with the door of Henan refuge room shall be determined by calculation, and the net width of the door, emergency exit and evacuation staircase shall not be less than 0.90m, and the net width of the evacuation walkway, evacuation staircase and the first floor evacuation shall not be less than 1.10m. The clear width of the evacuation staircase with railings on one side of the residence with a building height of no more than 18m shall not be less than 1.0m. fire-proof door Manufacturer The relevant requirements of the Code for Fire Protection Design of Buildings stipulate that: 1. For the auditorium, exhibition hall, multi-function hall, restaurant, business hall, etc. with no less than 2 evacuation [] or emergency exits in buildings of Class I and II fire resistance rating, the straight-line distance from any indoor point to the evacuation door] or emergency exit shall not be more than 30 m.

Relevant requirements for fire protection of the door of Henan Refuge Room What kind of products are qualified when the door of Henan Refuge Room passes the fire protection? Here are some examples: 1. Filling materials: the filling materials must meet the requirements of combustion performance A1 specified in GB8624-2006. At the same time, it meets the requirements of smoke toxicity hazard classification ZA2 specified in GB/T20285-2006. 2. Material thickness: door leaf material shall be no less than 0.8mm, door panel material shall be no less than 0.8mm, door frame plate shall be no less than 1.2mm, hinge plate shall be no less than 3.0mm, reinforcement without screw holes shall be no less than 1.2mm, and reinforcement with screw holes shall be no less than 3.00mm. high quality fire-proof door The door of Henan refuge room 3. The adhesive shall meet the requirements of smoke toxicity hazard classification ZA2 specified in GB/T20285-2006. 4. Dimensional deviation: the height of the door leaf shall not exceed 2mm, the width of the door leaf shall not exceed 2mm, the thickness of the door leaf shall be between - 1mm and+2mm, the height of the clipping opening in the door frame shall not exceed 3mm, the width of the clipping opening in the door frame shall not exceed 2mm, and the width of the side wall of the door frame shall not exceed 2mm. 5. Geometric tolerance: the length difference between the two diagonals of the door leaf shall be less than or equal to 3mm, The distortion of the door leaf shall be less than or equal to 5mm, the curvature of the door leaf in the width direction shall be less than 2%, the curvature of the door leaf in the height direction shall be less than 2%, and the length difference between the two diagonals of the inner cutting opening shall be less than or equal to 3mm. 6. Fit tolerance: the overlap size between Manshan and the door frame is less than or equal to 12mm, the fit clearance between the door leaf and the door frame at the hinge side shall not be greater than the size tolerance specified in the design drawing, and the fit clearance between the door leaf and the door frame at the lock side shall not be greater than the size tolerance specified in the design drawing. fire-proof door Manufacturer The clearance between the door leaf and the upper frame shall be less than or equal to 3mm, the clearance between the double leaf and multi leaf door leaves shall be less than or equal to 3mm, the clearance between the door leaf and the lower frame or the ground shall be less than or equal to 9mm, the clearance between the binding surface of the door leaf and the side of the door frame with hinges shall be less than or equal to 3mm, the clearance between the binding surface of the door leaf and the side of the door frame with locks shall be less than or equal to 3mm, and the clearance between the binding surface of the door leaf and the upper frame of the door frame shall be less than or equal to 3mm, The plane height difference between the door frame and the door leaf is less than or equal to 1mm.