Do fire hoses need mandatory scrapping?　

What is the purpose and specification of the guide rope? How to use it safely? Guide rope is mainly used for fire personnel into the smoke or low visibility and terrain, complex building structure of the dangerous area, master the attack, withdrawal direction or to maintain contact with the outside rope, including team guide rope and personal guide rope.　

The fire interface belongs to a kind of fire equipment, which is mainly used for the connection between the hose, the hydrant and the water gun. Carry out water and mixed liquids for fire fighting. The fire interface is composed of a body, a sealing ring seat, a rubber sealing ring and a stop ring, and the sealing ring seat is provided with a groove for tying the hose. It has the characteristics of good sealing, fast and labor-saving connection, and is not easy to fall off.　

Fire hose accessories include hose wrap cloth, hose hook, hose protection bridge, interface, water distributor, etc. The hose bag cloth is used to wrap the broken leak of the fire hose, which is one of the necessary accessories of the fire truck. It consists of parts such as canvas belt and metal clamp.　

Hose accessories mainly refer to the devices necessary for the connection and use of fire hoses, including interfaces, water dispensers, etc. (1) Precautions for the use of fire hose attachment interfaces　

A fire hose is a hose used to carry flame-retardant liquids such as high-pressure water or foam. Traditional fire hoses are lined with rubber and wrapped in linen braided fabric. Advanced fire hoses are made of polymerized materials such as polyurethane. There is a metal discussion in the middle of the fire hose, and another hose can be attached to extend the interval or a nozzle can be attached to increase the liquid radiation pressure.　

For high-rise buildings, the general building facade is mostly glass curtain wall structure, it is difficult to lay the fire hose line vertically, if there is a fire inside, it is necessary to lay a fire hose line along the stairs before the fire, which affects the fire fighting time　

Winter weather began to be cold, equipped with fire hose business units timely consider how to do protective maintenance work. The first consideration is whether the hose can work normally in cold temperatures, to ensure that it can work as usual in the low temperature of minus 20 degrees Celsius.　

Code for Fire Protection Design of high-rise Civil Buildings GB50045-95 7.2.4 Hotels, important office buildings, commercial buildings of Class I buildings, exhibition buildings, comprehensive buildings, etc., and other high-rise buildings with a building height of more than 100m shall be equipped with fire protection reel, and the water consumption shall not be included in the total amount of fire protection water.　

There are many types of fire hoses on the fire truck, and each hose has its own special role in the process of extinguishing the fire. The displacement of a hose (also known as a water pipe) depends on the length of the pipe, its diameter, and the pressure in the pump. When putting out a burning house, firefighters will immediately drag out the cross-twist hose.