通风离心机型号T4-72 NO.3.5是什么意思?各个数字代表什么?

2025-03-15 00:47:57
推荐回答(1个)
回答1:

T4-72离心通风机的结构型式:
T4-72型离心通风机No.3~6出风口位置为0°~225°,间隔为45°,传动方式为A式传动;No.7~20出风口位置为0°、90°、180°,其中N07~12传动方式为C式或E式传动,No.16、No.20传动方式为B式传动。
T4-72型离心通风机No.3-6风机主要由叶轮、机壳、进风口等部分配直联电机而组成;No.7-20除具有上述部分外,还有传动部分等。
1)、叶轮由10个后倾的圆弧薄板型叶片、曲线型前盘和平板后盘组成。均用钢板制造,并经动、静平衡校
正,空气性能良好,效率高、运转平稳。
2)、机壳做成二种不同型式。No.3-12机壳作为整体,不能拆开。No.16、No.20的机壳制三开成式,除沿中分水平面分为二半外,上半部再沿中心线垂直分为两半,用螺栓连接。
3)、进风口制成整体,装于风机的侧面,与轴向平行的截面为曲线形状,能使气体顺利进入叶轮,且损失较小。
4)、传动部分由主轴、轴承箱、滚动轴承、带轮组成。
典型用途:
1、一般工厂及大建筑物的室内通风换气;
2、输送气体种类:空气和其他不自燃的、对人体无害的、对钢铁 无腐蚀性的气体;
3、气体内杂质:气体内不许有粘性物质,所含的尘土及硬质颗粒 物不大于150mg/m3;
4、气体的温度:不得超过80℃;
风机特点:空气性能良好 ;高效率低噪声 ;运转平稳;
性能参数:
转速:420-2900 r/min
流量:794-79015 m3/h
全压:179-3195 Pa
内效率:73-86.8 %

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