The role of the pump adapter, pictures and setup requirements

adapter is an important and indispensable device in indoor fire water supply system, water pump adapter is used to when indoor fire pump fails or, in case of fire, indoor fire water shortage for fire engines from outdoor fire hydrant or fire pool water absorption by water pump adapter will be sent to the indoor fire water supply pipe network for firefighting. Such as in case a fire occurs in a high-rise building fire, fire brigades, attendance, according to the field situation, must be in the first place to the water supply, fire pump adapter in order to effectively control the fire and put out the fire in time. Therefore, setting up reasonable water pump adapter not only save investment cost, more important is convenient in operation the fire brigade, is conducive to rapid fire water supply.

pump adapter picture

fire pump adapter is the fire from the outdoor water for water to water interface, indoor pipeline network points on the ground, underground type, wall type. Set the pump adapter must reflect the correct design, the principle of reasonable layout, easy to operate. According to the GB50045 - 95 'code for fire protection design of tall buildings' regulation, water supply, fire water supply for the vertical division in the fire partition, within the scope of supply pressure should be set up water pump adapter, respectively. Water pump adapter buildings should be set up more than 4 layers of workshop and warehouse, high-rise industrial building ( Bag workshop and warehouse) Fire pipe network is provided, the residential and more than 5 layers of other civil buildings and high-rise civil buildings. Building height is not more than 24 m low-rise buildings, the volume of more than 10000 m3 building should also set the water pump adapter.

pump adapter set requirements:

1, the installation of fire pump adapter, should according to the interface, ontology, connecting pipe, check valve, relief valve, the order of the vent pipe, valve, check valve installation direction should make fire water can be from the fire pump adapter into the system, and the installation of the fire pump adapter, should be used according to the installation instructions.

2. The location of the pump adapter should be close to the fire of the pavement convenience or non-motor vehicle traffic, and distance from outdoor fire hydrant or fire pool should not be less than 15 m, and should not be more than 40 m.

3, each water pump adapter flow calculated at 10 ~ 15 / s l/s, the number of pump adapter according to calculate and determine the indoor fire water. High-rise buildings water supply, the way of using the vertical division of each partition should be set up water pump adapter

4, pump adapter permanent fixed markers should be able to identify the corresponding fire extinguishing system, fire water supply system or water when there are partition should have the partition identifier. Underground pump connector valves well Wells should be cast with 'fire pump adapter' signs, and in the up permanent fixed markers, indicating its location near bottom cover and adapter at the inlet distance should not be greater than zero. 4 m, and should not be less than the radius of the manhole cover. The ground type water pump adapter should set fixed sign differs from the ground hydrant.

5, the wall type water pump adapter installation should comply with the design requirements. Design drawings did not indicate the specific requirements, its installation height above the ground should be 0. 7米; With the door, window, hole on metope, the net distance between holes should not be less than 2. 0 m, and should not be located in the bottom of the glass curtain wall.

6, in order to prevent the pump adapter valve opens, the indoor fire water supply pipe network of water to flow back, should be connected to the water pump adapter check valve is set on section, at the same time should also be set maintenance gate valve and drain valve. Valve, pump adapter should be able to operate in the structure of the outdoor, and should have protection facilities and sign

7, fire hydrant pump adapter between the fire escape and should not have obstacles prevent fire truck pressurized water supply. Underground fire pump adapter well building waterproof and drainage measures.

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