Smoke exhaust pipes of medium and high-rise houses. The kitchens of middle and high-rise houses are all the same pipeline. Therefore, the oil stains in the kitchen will be transmitted to the outside according to the pipeline. For these buildings close to the supervisor, the actual effect of smoke exhaust in the kitchen at home is better. Since there are no other hazards, and for these kitchens far from the main channel, the smoke exhaust will be worse. Smoke exhaust pipes in low rise houses.

這類種類的廚房，能夠挑選在兩墻中間的地區設計方案排煙口，徹底能夠成功排煙。高層住宅房子的排煙管道。高層住宅的廚房排煙管道規定會高一些，廚房排煙的高寬比好設計方案在2米四之上，而針對廚房排煙設計方案出入口而言，好是設計方案成環形孔狀的，并且直徑一般在170—200MM中間就可以了。那樣就可以保證廚房的油跡成功并且又整潔的離去廚房。

This kind of kitchen can choose the area between the two walls to design the smoke exhaust outlet, which can completely smoke successfully. Smoke exhaust pipe of high-rise residential house. The kitchen smoke exhaust pipe of high-rise residence is required to be higher. The height width ratio of kitchen smoke exhaust is good, and the design scheme is above 2m. For the entrance and exit of kitchen smoke exhaust design scheme, the design scheme is in the shape of annular hole, and the diameter is generally 170-200mm. That will ensure that the oil stains in the kitchen are successful and leave the kitchen clean and tidy.

有關濟南排煙管道結構有哪些規定?下邊由濟南排煙管道的有關工作人員介紹一下：

What are the regulations on the structure of smoke exhaust pipe in Jinan? The following is an introduction by the relevant staff of Jinan smoke exhaust pipe:

濟南排煙罩

Jinan smoke exhaust hood

①排煙風管外表層與木制等易燃預制構件的間距不可低于15㎝,濟南排煙管道或在排煙道表面吐司面包薄厚不小于10㎝的保溫隔熱材料開展隔熱保溫。

① The distance between the outer layer of smoke exhaust duct and wood and other flammable prefabricated components shall not be less than 15 cm. Jinan smoke exhaust duct or thermal insulation material with toast thickness of not less than 10 cm on the surface of exhaust duct shall be used for thermal insulation.

②排煙風管越過擋煙墻時，風管與擋煙隔斷墻中間的間隙，運用混合砂漿等難燃原材料嚴實封堵。

② When the smoke exhaust air duct crosses the smoke retaining wall, the gap between the air duct and the smoke retaining partition wall shall be tightly blocked with mixed mortar and other non combustible raw materials.

③排煙風管與排煙離心風機的聯接，宜選用活套法蘭，或選用不點燃的柔性聯接。

③ For the connection between the smoke exhaust air duct and the smoke exhaust centrifugal fan, the looper flange or the non ignited flexible connection should be selected.

④必須隔熱保溫的金屬材料排煙道.務必選用難燃保溫隔熱材料，如巖棉、玻璃纖維棉、巖棉板、硅酸鋁纖維氈等原材料。

④ The metal material smoke exhaust duct that must be insulated must be flame-retardant insulation materials, such as rock wool, glass fiber wool, rock wool board, aluminum silicate fiber felt and other raw materials.

⑤煙塵排出入口的原材料應選用防火特性好的原材料制做;排出入口濟南排煙管道的部位應依據建筑所在的標準明確，務必繞開有點燃風險的位置。

⑤ The raw materials at the smoke and dust discharge inlet shall be made of raw materials with good fire protection characteristics; The position of the exhaust pipe at the discharge inlet shall be defined according to the standard of the building, and it is necessary to bypass the position with ignition risk.