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, and the filler in the door panel is not fireproof material. 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. major Refuge bay door 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. Refuge bay door Manufacturer At the time of acceptance, the merchant must provide the 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.

The advantages and disadvantages of the products of Henan fire rolling shutter manufacturers The fire rolling shutter is usually located at the poor entrance of the building, which plays a role in fire prevention, heat insulation and smoke dispersion. The fireproof rolling shutter door is a useful time to isolate the fire source when a fire occurs and provide a useful escape for employees. major Refuge bay door However, the inferior fire rolling shutter door will not only not intercept the fire source, but also increase the fire. Therefore, the advantages and disadvantages of the fire rolling shutter door are also quite important. Henan fire rolling shutter door The rolling shutter door will stop landing when landing to the required height, which is to avoid people who have not had time to escape being trapped inside the rolling shutter door. Refuge bay door Manufacturer If the inferior rolling shutter doors were all lowered, the surviving victims would be trapped inside and become unnecessary casualties. Recommended reading: The fire hour and temperature resistance limit of some fire rolling shutter doors are strictly defined in the fire rolling shutter door specification. Therefore, excellent guaranteed fire rolling shutter doors must be used when adopting and purchasing rolling shutter doors.

Henan fireproof door installation method The fireproof door is divided into steel fireproof door and wooden fireproof door according to the material. There are some differences in the installation method of the two fireproof doors. major Refuge bay door The fire rating is slightly different. You must pay attention to the details when installing. First of all, when installing the wooden fireproof door, the size of the door frame should be 20mm smaller than the opening, and the lower foot of the door frame should be buried 20mm below the ground. The door frame should be firmly fixed with the wall, and perpendicular to the corner. The vertical frame and bracing frame shall be straight and at the same angle to avoid planing and sawing. There shall be no less than 3 fixed points on both sides of the door frame, and the spacing shall not be greater than 800mm. Secondly, during the installation of the steel fire door, considering the bending deformation of the door frame, it is necessary to support the door frame with wooden braces in the width direction of the door frame. The lower foot of the door frame is buried 20 mm below the ground, and then the door frame is welded with the embedded parts on the wall. Then make a hole in the wall at the upper corner of the door frame, and pour concrete of cement, sand and expanded perlite (1:2:5), which can be used after the concrete has set. Refuge bay door Manufacturer Requirements for airtightness of fire doors: there are clear requirements for the size of the gap at each overlap of fire doors: for steel fire doors, the overlap between the leaf and the door frame shall not be less than 10mm, and the gap between the leaf and the door frame on both sides shall not be more than 4mm. The gap after the installation of the fire door cannot be too large, otherwise the airtightness of the fire door is difficult to guarantee, and it is difficult to reflect its role in restraining fire and smoke spread under fire conditions.

Do you know these characteristics of Henan fire rolling shutter door? Fire rolling shutter door is a rolling shutter door used to prevent the spread of fire. It is obviously different from ordinary rolling shutter door. There are also some characteristics that few people know. The manufacturer of fire rolling shutter door will tell you. major Refuge bay door First of all, the data transmission of the fireproof rolling shutter door is very fast and reliable. Yes, the fireproof rolling shutter door is not the kind of rolling shutter door that can only rise and fall as we see in the street shops. The manufacturer of the fireproof rolling shutter door has installed an integrated bus inside it, so that data can be transmitted. After receiving the fire information, the rolling shutter will immediately conduct automatic information processing and take emergency fire prevention measures. Henan fireproof rolling shutter door Secondly, the fireproof rolling shutter door has standby power supply. In case of a fire, the common power supply is cut off, and the standby power supply can still be opened normally, so as to ensure the lifting of the fireproof rolling shutter door, avoid the danger caused by emergencies, and effectively improve the safety factor. Henan fire shutter door Again, the manufacturer of fire shutter door has installed smoke and temperature sensing devices and equipment for it. Once a fire occurs, the device can quickly distinguish and detect, give an alarm and take fire prevention measures to remind people to control and defend, and reduce safety risks. Refuge bay door Manufacturer In addition, Henan fire rolling shutter door also has a manual operation device. Generally, the fire rolling shutter door is controlled by the power supply, but in the event of a fire and the power supply is cut off, the controller can automatically identify and quickly drop manually to play the role of fire protection.