一、F4-72-4.5A低噪聲玻璃鋼離心式通風機概述
![](https://img72.hbzhan.com/gxhpic_931e9e113e/73c1482f3b90472a2ea660f4fffa7651ee8a2c307d03e4ff99bce74cd60aeb0a277a258beccc5791.jpg) | ![](https://img74.hbzhan.com/gxhpic_931e9e113e/73c1482f3b90472a2ea660f4fffa7651f6b2b9d2083ea5f2aa686610536b0d9ecf302b910d15cf04.png) | 4-72(79)離心風機 | ![](https://img74.hbzhan.com/gxhpic_931e9e113e/73c1482f3b90472a2ea660f4fffa7651f6b2b9d2083ea5f2aa686610536b0d9ecf302b910d15cf04.png) | 機號:2.8#-6# 風量:565-15455m3/h 風壓:176-3334pa | ![](https://img74.hbzhan.com/gxhpic_931e9e113e/73c1482f3b90472a2ea660f4fffa7651f6b2b9d2083ea5f2aa686610536b0d9ecf302b910d15cf04.png) | 特點:采用A式直聯(lián)傳動,后傾式離心葉輪,通風換氣、可制作成防爆及防腐型,有鋼制和玻璃鋼制作 | ![](https://img74.hbzhan.com/gxhpic_931e9e113e/73c1482f3b90472a2ea660f4fffa7651f6b2b9d2083ea5f2aa686610536b0d9ecf302b910d15cf04.png) | 應用:各類大中型工廠和高級民用建筑.大型場館 |
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| ![](https://img74.hbzhan.com/gxhpic_931e9e113e/73c1482f3b90472a2ea660f4fffa76510cc66bfe55fd8f5ae20c3e19d9575edde958ec4ed547b81b.jpg) | ![](https://img74.hbzhan.com/gxhpic_931e9e113e/73c1482f3b90472a2ea660f4fffa7651f6b2b9d2083ea5f2aa686610536b0d9ecf302b910d15cf04.png) | 4-72(79)離心風機 | ![](https://img74.hbzhan.com/gxhpic_931e9e113e/73c1482f3b90472a2ea660f4fffa7651f6b2b9d2083ea5f2aa686610536b0d9ecf302b910d15cf04.png) | 機號:6#-12# 風量:4420-48800m3/h 風壓:317-2118pa | ![](https://img74.hbzhan.com/gxhpic_931e9e113e/73c1482f3b90472a2ea660f4fffa7651f6b2b9d2083ea5f2aa686610536b0d9ecf302b910d15cf04.png) | 特點:采用E式皮帶傳動,后傾式離心葉輪,通風換氣、可制作成防爆及防腐型,有鋼制和玻璃鋼制作 | ![](https://img74.hbzhan.com/gxhpic_931e9e113e/73c1482f3b90472a2ea660f4fffa7651f6b2b9d2083ea5f2aa686610536b0d9ecf302b910d15cf04.png) | 應用:各類大中型工廠和高級民用建筑.大型場館 |
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F4-72-4.5A低噪聲玻璃鋼離心式通風機 | 風機分左旋和右旋兩種型式,從電機(皮帶輪)側正視,葉輪按順時針方向旋轉為右旋,逆時針旋轉為左旋。A式為電機直聯(lián)傳動, B、C、E式為皮帶傳動,D、F式為聯(lián)軸器傳動。 風機型式及傳動試(亦適用于9-19、C6-48及其它離心風機) | 風機分左旋和右旋兩種型式,從電機(皮帶輪)側正視,葉輪按順時針方向旋轉為右旋,逆時針旋轉為左旋。A式為電機直聯(lián)傳動, B、C、E式為皮帶傳動,D、F式為聯(lián)軸器傳動。 風機型式及傳動試(亦適用于9-19、C6-48及其它離心風機) | 風機分左旋和右旋兩種型式,從電機(皮帶輪)側正視,葉輪按順時針方向旋轉為右旋,逆時針旋轉為左旋。A式為電機直聯(lián)傳動, B、C、E式為皮帶傳動,D、F式為聯(lián)軸器傳動。 4-72型離心式通風機可輸送空氣和其他不自燃的、對人體無害的、對鋼材無腐蝕性的其他。氣體內不允許有粘性物質,所含塵土及硬質顆粒物不大于150mg/立方。氣體溫度不得*過80°C。該風機具有良好的氣動性能、運轉平衡、振動小、**、壽命長等特點。廣泛適用于工礦企業(yè)、大型建筑物、賓館酒樓等室內通氣換氣。 4-72型離心通風機可作為一般工廠及大型建筑物的室內通風換氣用,輸送空氣和其他不自然的,對人體無害的、對鋼材無腐蝕性的氣體。 B4-72型風機可作為易燃揮發(fā)性氣體的通風換氣用。氣體內不許有粘性物質,所含塵土及硬質顆粒物不大于150mg/m3。氣體溫度不得過80℃。 B4-72 型風機的性能與選用件及基礎尺寸與4-72 型一致,可按其樣本選擇。該風機結構基本與4-72型相同,No2.8-6A采用B35型帶法蘭盤與底腳的電動機。No6~12C、D電動機選用該表中與Y系列對應的YB系列,安裝型式為B3 從電動機一側正視,葉輪順時針旋轉,稱為右旋風機,以“右"表示,葉輪逆時針旋轉,稱為左旋風機,以“左"表示。風機的出口位置,以機殼的出風角度表示。4-72型風機NO2.6-6出廠時均做成1種形式,使用單位根據(jù)要求再安裝成所需要的位置,訂貨時不需注明。NO2.8出風口位置調整范圍0°~225°,間隔是22.5°。NO8~12出風口位置調整范圍0°~225°,是45°。6~20出風口位置制成固定的三種0°、90°、180°,不能調整,訂貨時需注明。風機的傳動方式有A、B、C、D四種。4-72型風機中NO2.8-6采用A式傳動,NO8-12采用C、D式傳動,6-20采用B式傳動。 |
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| 4-72、4-79型離心風機的風口位置示意圖 | ![](https://img75.hbzhan.com/gxhpic_931e9e113e/73c1482f3b90472a2ea660f4fffa76510ca4bad47db4dd06f4deb14b521dde4a9e7661ea7abb622b.png)
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