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We all know that the smoke exhaust system is connected to the circuit. In the cleaning process, water is easy to enter, which will affect the combustion of the circuit in the future. It is recommended to clarify this with the person responsible for cleaning. If it can be disassembled and cleaned, it is recommended to disassemble and clean as much as possible. In addition to long-term large-scale cleaning, the lampblack system should also pay more attention to maintenance.

排煙管道展開步驟基本上可以分為熟悉圖形，形體分析，求直線的實長或平面的實形，確定展開方法和畫展開圖這幾個部分。在進行展開下料前，首先要熟悉施工圖紙，這是一項準備工作，主要是對將要展開的關鍵和部件有所了解，如管道在圖紙上的尺寸大小、制作材料等。而對于比較復雜的管件，則需要對施工圖紙進行反復閱讀和分析，針對有關問題要及時提出和解決。由于通風管件及其部件在圖紙上都是幾何圖形，而對形體進行分析的主要目的就是將復雜的幾何圖形簡單化。通過分析，以便找到恰當的展開方法。

The expansion steps of smoke exhaust pipe can be basically divided into familiar graphics, shape analysis, finding the real length of a straight line or the real shape of a plane, determining the expansion method and drawing the expansion drawing. Before unfolding and blanking, first of all, be familiar with the construction drawings, which is a preparatory work, mainly to understand the key and components to be unfolded, such as the size of the pipeline on the drawings, manufacturing materials, etc. For the more complex pipe fittings, it is necessary to read and analyze the construction drawings repeatedly, and put forward and solve the relevant problems in time. Because the ventilation pipe fittings and their components are geometric figures on the drawings, the main purpose of analyzing the shape is to simplify the complex geometric figures. Through the analysis, in order to find the appropriate expansion method.

濟南酒店廚房排煙罩

Exhaust hood of Jinan hotel kitchen

避免廚房氣味和與室內空氣的串流，廚房排煙要盡量遠離室內的空調設備。添加風機運轉時容易連帶管道發出噪音，為避免影響周圍居民，在選擇廚房排風機時應該選擇低噪音的離心風機，抽油煙機設備、風機和風管的連接都要選擇軟連接。必要時，廚房排煙管道可以幫排煙管道加裝降噪處置。

Avoid the kitchen smell and the flow with the indoor air, the kitchen smoke should be far away from the indoor air conditioning equipment as far as possible. In order to avoid affecting the surrounding residents, the centrifugal fan with low noise should be selected when the kitchen exhaust fan is selected, and the soft connection should be selected for the connection of the range hood equipment, fan and air pipe. If necessary, the kitchen exhaust pipe can help the exhaust pipe to install noise reduction treatment.

商業場所的煙道、煙罩常年處于高溫的工作環境，油煙氣化成的油膩膠狀物如不及時清理，引起火災不是聳人聽聞。所以對廚房排煙系統清洗是必要的，清洗應選擇性的清洗公司，保證清洗過后廚房排煙工程能夠良好運轉。

The flue and smoke hood of commercial places are always in a high temperature working environment. If the greasy colloid formed by oil fume is not cleaned up in time, it is not sensational to cause fire. Therefore, it is necessary to clean the kitchen smoke exhaust system. Professional cleaning companies should be selected to ensure the good operation of the kitchen smoke exhaust project after cleaning.