10 and 10 layers above residential building and building height more than 24 m and public buildings for more than 2 layers of high-rise civil buildings. The layer number of high-rise civil buildings, function more complex, especially in high-rise buildings, comprehensive existing office space, and supermarkets, shopping malls, and catering, entertainment and residential buildings, garages, etc. A high-rise often have tens of thousands of people in the work, life and consumption. Because the unit is much, crowded, vertical travel distance is long, in the event of fire, evacuation and fire fighting and rescue is very difficult. Therefore, high-rise building fire control work should first of all, based on prevention, in the event of fire, also should as far as possible to use building to put out their own alarm and fire fighting system.
(1) high-level office buildings, rent hotel owner changed frequently, office equipment and appliance of life set up local change is big. Followed by distribution circuit more and more, this led directly to the floor the increase of power load, overload operation, often trigger line fault, if any, electric spark, arc, or wire, cable from overheat, cause a fire, or cause a leakage assemblage of the line insulation aging, the formation of a fire.
(2) the high-rise office buildings in the unit, and personnel, foreign contact is frequent, lead to building personnel management difficult, often appear personnel are not allowed to smoke in the smoking area, smoking is caused by the careless of fire is the most common cause of high-rise building fire.
(3) some high-rise office buildings belong to different property right unit, unit of building property right is numerous, fire hazards rectification is difficult. Each unit individually, when such as potential hazards, fire channel is not smooth, loss of fire control facilities equipment, the fire hazards such as paralysis, rectification funds is difficult to implement, easy to fire accident.
(4) in the high-level office buildings farmers change frequently, according to the needs of the user's own management, use with the new decoration. Because normally in the unit in order to reduce costs, very little use fire-resistant decorative and use a lot of wood plywood, wooden keel and chemical materials to make indoor decoration, has increased the risk of fire. (1) at the beginning of local materials to put out fires. Although the place category of high-level office buildings, but just on fire when the fire is not big, as long as the right way, cool, field personnel or discover a fire personnel local materials for the fire fighting. Fire, such as office can get to the nearest water dispenser bottled water on the fire, the fire is very small can also use covering fire.
(2) the use of fire extinguisher. When the fire, local materials can't put out the fire, should immediately use the fire extinguisher. High-rise buildings are equipped with a fire extinguisher, have special fire extinguishers placement or fire extinguisher box, use very convenient.
(3) the use of fire hose (fire hose) fire. Fire hose is assembled on fire hydrant box, specifically for the use of women and weak physical fire extinguishing facilities, consists of the reel, hose and nozzle. Can catch when using water gun directly to the fire place, shoot fire water.
(4) the use of fire hydrant extinguishing. Fire hydrant generally installed in the fire hydrant box, composed of interfaces, hose and nozzle, when using connect hose and gun followed by on the fire hydrant interface, open interface valve water fire again. Use of fire hydrant extinguishing, has the features of fast and good water, fire water.
(5) the use of automatic fire extinguishing system. High-rise office buildings are equipped with automatic fire alarm and automatic fire extinguishing system, its main function is on fire but that have not been found, the fire is still in early stage, it automatically induction to the fire alarm, automatic start fires.
(1) guarantee refuge floor can play a role in the fire. According to the high-rise building after the fire the fire development and fast escape fighting, external aid force intervention difficulties etc, more than 100 meters tall buildings are set up refuge floor, has the function of preventing fire and poisonous gas into trapped personnel can evacuate to the refuge floor when the fire broke out. However, because of the fire accident, that is to say a set may have refuge floor high-rise building more than 10 years or decades without the fire, so it's easy to have a spare refuge floor is used for other purposes, even as premises, such as debris piled up in the refuge floor set fire control facilities of the loss or damage no one repair or replacement.
(2) ensure that evacuation passageway unimpeded. Shall not be placed in the evacuation passageway debris, often repair the stairs and walk crossing set fire door, check the fire door, door closers, let can normal use, when the fire broke out to prevent the smoke flow in the evacuation passageway. Check Settings within the stairs or aisle of evacuation indicator and emergency lighting devices, and can guide people to escape after fires often cut off the electricity.
(3) strengthen the management of electricity with fire. In high-rise office buildings should choose safe and reliable gas equipment and electrical products, electric heating wire or open flame exposed electrical and gas equipment unfavorable use. Construction and maintenance of fire operations, should pass strict examination and approval before construction, construction work should have the specialist care. Strict fire, electricity and gas safety operation procedures and management system.
(4) control of high-rise office buildings in the amount of fuel in order to reduce the fire load and reduce the risk of fire. To control the amount of combustible materials for indoor decoration, promote the use of flame retardant, non-combustible material, to make flame retardant processing flammable materials. At the same time try to reduce the number of office within the store flammable items, cannot be reduced to the corresponding fire protection measures.
(5) in accordance with the demand of fire control facilities and devices and keep its effective operation. In the design of high-rise building construction process should be strictly in accordance with the requirements of specification configuration of fire automatic alarm system, automatic fire extinguishing system, smoke control and extraction systems, fire hydrant system, fire fighting facilities, often in daily operation of these facilities inspection check, ensure the normal operation.
(6) establish a perfect office building fire safety management system. Regularly to carry out fire control propaganda and education activities, the use of security forces internal fire safety organization, office daily for fire prevention inspections, timely find the rectification fire hazards. In the case of a fire, is responsible for maintaining the scene order, shall be responsible for safety evacuation and guide the men responsible for early fire fighting control.
High-rise building fire after the fire spread speed, often difficult to fire fighting and rescue, personnel evacuation difficulty. Those trapped in high-rise office buildings fire escape can adopt the following methods.
(1) the high-rise office buildings generally equipped with emergency broadcasting system, when a floor or a floor areas, fire and the fire has spread, do not panic, act blindly and should pay attention to listening to the radio emergency and rescue workers channel signals, so as to choose the right escape route and method.
(2) try to use building facilities, such as fire elevator, smoke stair, ordinary stairs, closed the stairs, viewing the stairs. Still can use the balcony, corridor, indoor set escape escape, rescue chute, safety rope, etc.
(3) in case a fire occurs in a high-rise office building, owing to the high floor, external aid power limited, shall be effective use of building smoke evacuation stair and closed stair, its supporting has fire doors, evacuation indicator and fire emergency lighting. Stair evacuation, should depend on one side of the orderly evacuation, the move to avoid congestion, bumped against each other even trample, and so on and so forth; And the marching up fire rescue personnel meet, want to take the initiative to give way.
(4) the use of high-rise office buildings within the refuge floor (between). Building public buildings that are over 100 metres high, refuge floor should be provided (between), two refuge floor should not exceed 15 layers apart. Can't timely when the fire broke out, the men to fire safety evacuation of the region under layer, can enter to the nearest refuge floor (between) safety, that in a short period of time can avoid the threat of high temperature smoke and flames.
(5) to the top of the evacuation and wait for help. Trapped personnel cannot use of high-rise building safety egress evacuation, the roof platform is a temporary and relatively effective shelter. Trapped evacuate to the top of the platform should timely report to the police, the fire and rescue personnel to clear its own position, that platform personnel quantity, specific circumstances, such as fireworks threat degree and wait for the rescue helicopter, etc.
Beijing branch into the dragon control system co., LTD is specialized in high-tech product development, production and sales and service of high-tech enterprises, is China's security product industry association, deputy director of the unit, vice President of China association of fire units, China fire protection association director unit, passed the ISO9001 quality management system certification unit, a number of national and local relevant technical specifications and product standard of the ginseng units.
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