1、濟南麻豆国产视频罩支風管製作時，按設計尺寸，在主風管上切割支風管的邊接口，與支風口上下板連接的開口尺寸為支風管內壁尺寸加大6mm。與支風管左右板連接處的開口尺寸為支風管外壁尺寸，並在順風方向設置45°導流角，導流角的長度不得小於支風管寬度的1/2。

　　1. When making the air duct, according to the design size, the side interface of the air duct is cut on the main air pipe, and the opening dimension connected with the upper and lower plates of the air support is a supporting air pipe, and the inner wall dimension is increased by 6mm. The opening dimension at the connection of the left and the right plates of the branch pipe is the outer wall dimension of the branch duct, and the 45 DEG diversion angle is arranged in the downwind direction, and the length of the diversion angle shall not be less than 1/2 of the width of the draft pipe.

　　2、製作矩形彎管時，濟南通風麻豆视频官网工程一般采用由若幹塊小板拚成折線的方法製成內外同心弧型彎管，與直風管接連口製成錯位連接形式。

　　2, make the rectangular pipe, commonly used by some methods into small plates made of concentric arc and line pipe and straight duct mouth made successive dislocations connection form.

　　3、製作三通(蝴蝶三通)時，根據圖紙尺寸，劃出兩平麵板尺寸線，並切割下料。

　　3,. When making the three pass (Butterfly three pass), draw the two flat panel size according to the drawing size, and cut the material.

　　4、將支風管和主風管連接的上下板切割成梯階形，左右板不切梯階形。然後將支風管插入主風管內，用專用膠粘接，然後捆紮帶固定，清理餘膠，填充空隙，放在平整處固化。

　　4, the branch air pipe and air pipe connected on the plate is cut into Tijie shaped, ladder shaped cutting plate is not around. Then, the air duct is inserted into the main air duct, glued with a special adhesive, and then bundled with a belt to clean the remaining glue, fill the gap, and put it in the smooth place.

　　5、矩形風管的變徑管，有單麵偏心和雙麵偏心兩種，製作變徑管單麵變徑的夾角宜小於30°，雙麵變徑的夾角宜小於60°。

　　5, the rectangular air duct's reducing tube has two sides, one side eccentric and 60 sided eccentric, and the angle of the reducing diameter of the one-way reducing pipe is less than 30 degrees, and the angle between the two sides of the reducing pipe is less than 10 degrees.

　　6、變經風管製作與直風管製作方法相同，其中一麵或三麵風管管板是斜麵。變徑風管的長度不得小於大頭長邊減去小頭長邊之差。

　　6. The manufacture of the warp air duct is the same as that of the direct air duct. One or three sides of the air duct plate are inclined. The length of the variable air pipe shall not be smaller than the long side of the big head and the difference between the long side and the small end.

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