How to calculate the size of fire shutter door? Brand recommendation of shutter doors

At present, our shutter doors are used in more and more places, and different venues have different requirements for their use and different sizes. So how do we choose? Let's study together.

First, how to calculate the size of the fire shutter door?

Now, the calculation of the area of our fire shutter should be carried out in accordance with the national construction engineering calculation code, and its main calculation methods are as follows:

1, (fire shutter hole height +600mm)× (fire shutter hole width +200mm), that is, the hole height is from the bottom of the beam to the air, and the guide rail needs to be embedded.

2. The area of lintel and frame is calculated as: (width of hole) × (bottom surface+elevation) expanded calculation area. After measuring the height, the distance between the height and the roof should be 30cm. The position of steel fire shutter doors should be set outside the firewall and between the two fire zones. Steel fire shutter doors should also be set in the position without firewall.

3, ordinary will be set in the following parts:

(1) Divide the fire zone, and control the building area of the fire zone at the entrance of the firewall and fire zone. When it is difficult to set fire walls or fire doors in buildings, steel fire shutter doors should be used instead, and water curtains are needed for maintenance.

(2) Blocking scattered stairs and leading to walkways; Block the elevator, the door leading to the front room and the front room leading to the aisle.

(3) Inspection doors of vertical pipeline wells such as pipeline wells, smoke exhaust pipes, cable wells and slag ditches.

Second, the rolling door brand recommendation

1, comfortable

Shuxin Company is a Sino-foreign joint venture with advanced technology, equipment and strong financial strength. The company's famous brand "Shuxin" brand keel and louver products are well-known at home and abroad.

2. golden autumn bamboo

Jiangsu Qiu Jin Bamboo Industry Group Co., Ltd., one of the top ten brands of shutter doors and windows, is a famous trademark and brand in Jiangsu Province. It has passed the international quality management system certification and environmental management system certification, integrating scientific and technological research and development, processing and manufacturing, installation services and international trade.

3. Horman Door Industry

Homan (Beijing) Door Industry Co., Ltd., Homan, the top ten brands of rolling doors, a well-known (famous) security door brand, 1935 was founded in Germany, which is the top brand of all kinds of products and the leading manufacturer of all kinds of products in the world.

4. Beite door industry

Jiangsu Beite Door Industry Co., Ltd. is a comprehensive professional organization integrating the design, manufacture and installation of R&D, industrial doors and special doors, and has the third-class qualification for the installation of metal doors and windows in construction enterprises.

5. Green shield

Hangzhou Taixin Industrial Co., Ltd., one of the top ten brands of Green Shield, rolling doors and windows, a famous trademark in Hangzhou and a well-known brand in the industry, has passed CE certification and national Kangju product certification, and is a high-tech enterprise in Zhejiang Province and a production base of large-scale printed color steel plates.

So for our fire shutter doors, there are many high-quality brands to choose from now. We can make corresponding choices according to our actual needs, and we can also calculate their sizes through specific formulas.