离心式通风机使用说明书中英文对照

1、 4-72-8C离心式通风机 使用说明书 4-72-8C Centrifugal Fan Instruction 河南固德重型机器制造有限公司 HENAN GUDE HEAVY MACHINERY MANUFACTURING COMPANG LTD 地址：郑州市郑上路196号 Add：No.196 Zhengshang Road,Zhengzhou,China 电话（Tel）：0086-371- 传真（Fax）：0086-371- 邮箱（Email）：1. 用途 4-72-8c型离心通风机主要用途是为般工厂及大型建筑物的室内通风换气或输送空气及其它不自燃、不易爆

2、、不挥发、对人体无害、对钢材无腐蚀性之气体。4-72-8c离心通风机输送的气体均不得含粘性物质，所含尘土及硬质颗粒物不大于150mgm3，气体温度不得超80。1. Usage The main use of 4-72-8c type centrifugal fan is for indoor ventilation as factories and large buildings or the air transport and other spontaneous which is not explosive, volatile, on harmful to the human body, n

3、o corrosion to steel.The delivery gas by 4-72-8c centrifugal fan shall not contain viscous substances, dust and hard particles containing is no more than 150mg / m3, the temperature of the gas shall not exceed 80 二.型式 从电机端正视，凡叶轮按顺时针方向旋转者均称“右旋风机”，以“右”表示，反之则均称之为“左旋风机”以“左”表示。 风机的出风口位置以机壳的出风口角度表示，；4-72-

4、8c出风口调整范围是0225,间隔是45，订货时需注明，若未注明，均按常规方式。2. TypeFrom the motor end face, where the impeller rotates clockwise are called right cyclone machine, note right, which are called left cyclone machine,note left .The fan air outlet position is showed by the case of air outlet angle of the case; the outlet ai

5、r adjustment range of 4-72-8c is 0 225 , interval is 45 , specify when ordering, if not specified, all in the usual way.3. 结构4-72-8c型离心通风机主要由叶轮、机壳、进风口、电机、传动等部分组成。3. StructureA fan of 4-72-8C mainly consists of impeller, case, air inlet, drive and motor.四.性能与选择在风机新安装后开始正式运转时或在使用过程中发生流量过大或过小时，可采用下列方法之

6、一消除之： 1) 利用节流装置的起闭度调节流量。 2) 改变风机的转速调节流量。3) 调换新的压力较高的或较低的风机调节流量。 4) 改变管网阻力,用管网阻力系数调节流量。4.Function&Selection After the new installation fan，the flow is too large or too small when began formal operation or in the use process. You can remove it using one of the following methods: 1) Using the close deg

7、ree of throttle device to regulate the flow. 2) Change the fan speed,adjust the flow. 3) Replace a new high or low pressure fan to regulate the flow. 4) Change the pipe resistance, regulate the flow using the pipe resistance coefficient. 必须指出的是:一般都是采用节流装置来调节流量,但当实际流量比需要流量大的很多时，这种方法浪费电力过多，如果条件允需，通常采用

8、降低风机转速或调换压力较低的风机。 It must be pointed out that: generally use throttling device to adjust the flow, but when the actual flow is much larger than the requiring flow , this method wastes too much power, if conditions allow, usually reduces fan speed or replace a low pressure fan. 当节流装置全开时,流量仍嫌过小，此时节流装置

9、已失去节流作用，故应设法减小管网阻力系数，以增加流量,也可采用增加风机的转速和调换压力较高的风机，但电动机直联和联轴器直联的风机一般都不能改变转速,只有皮带传动的风机可改变皮带轮直径的大小以增减转速，切记风机的最大转速不可超过性能表所列最高转速，并核算电机功率。 When the throttle device fully open, the flow is still small, the throttling device has lost the throttling effect, therefore, should try to reduce the flow resistance

10、coefficient to increase the flow, but also can be used to increase the fan speed and change a higher pressure fan, but motor direct connection and coupling direct wind machine typically can not change the speed, fan only drive belt can change the diameter of the belt wheel size to increase or reduce

11、 the speed, maximum speed can not exceed the performance speed in the table, and calculate the motor power.五.安装与使用在安装前首先应准备好安装所需材料和工具，对风机各部机件进行全面检查，对叶轮、机壳、主轴 和轴承等机件更应特别细致检查，如发现损伤，应予修复，然后用煤油清洗轴承箱内部。5.Installation&UsageBefore installation, the required materials and tools for install should be ready,

12、to conduct a comprehensive inspection of the wind machine parts, should be particularly examination of the impeller, casing, shaft and bearings and other parts carefully , when discover damage, should be repaired, and then cleaning the bearing box with kerosene .在进行安装操作过程中必须注意下列三点： 1 在一些接合面上，为了防止生锈，

13、减少拆卸困难，应涂上一层润滑油或机械油。 2 在上接合面的螺栓时，如有定位销钉应先上好销钉，再拧紧螺栓。 3 检查机壳内及其它壳体内部，不应有掉入和遗留的工具或杂物。During the installation process should pay attention to the following three points:1. In some of the bonding surface, in order to prevent rust, reducing the disassembly difficulty, should be coated with a layer of lub

14、ricating oil or lubricating oil.2. When put on the joint bolt on bonding surface, if has a positioning pin ,pin should be good, then tighten the bolts.3.Check the housing and other housing, should not fall and legacy tools or sundries. 安装要求 Installation requirements 1.安装风机时，输气管道的重量不应加在机壳上，按图纸校正进风口与叶

15、轮的轴向和径向间隙尺寸， 日保持轴的水平位置。 2.安装进风口管道时，可以直接利用进风口本身的螺栓联接，此时进风口的固定是靠三个沉头螺钉。 3.出风口被安装成某一角度时，后盘适当旋转使标牌在水平位置，其中4-47-8c角钢法兰面应保 4.安装4-72-8c式风机时，利用千分表和塞尺，测量风机主轴和电机轴的同轴度及联轴器两端 平行度，两轴同轴度允差为005 mm，联轴器端面平行度允差为01 mm。 5.风机安装后，用手试拨转子，检查是否有过紧或刮蹭等现象，接线是否正确，其它保险设施是否完善，转动部分或进出方向是否人已离开，在确保安全后方可进行试运转。 6.电机安装后，安装皮带轮或联轴器防护罩，如

16、进气口处不接管道时，也需加防护网或其它安全装置(用户自备)，其它部件照图安装。1.Installation of wind turbines, the weight of gas pipeline should not add on the shell,correction air inlet and impeller axial and radial clearance size according to the drawings, keep on the horizontal axis.2.Install air inlet pipeline, can directly use the b

17、olt into the air itself, the air inlet is fixed on three countersunk head screws.3.The air outlet is arranged at a certain angle, the rotation of the plate after appropriate signage in a horizontal position, the 4-47-8c angle steel flange.4.Install the 4-72-8c fan, use the dial gauge and a feeler ga

18、uge, measure the parallel of two ends of coupling and axiality of main shaft and motor shaft, shaft concentricity tolerance is 0.05 mm, coupling end parallel degree of tolerance is 0.1 mm.5.After fan installed, try dial rotor with hand, check whether there is the phenomenon of tight or scratch etc.

19、, whether the wiring is correct, whether other insurance facilities is perfect, whether people have left the rotating part or import, to ensure the safety before commissioning.6.After the motor is installed, install pulley or coupling protective cover, if the air inlet is not connected with pipes, a

20、lso need to add protection net or other safety devices (optional), other components installed according to the drawing. 由于风机主轴转数n与内功率N之间有如下关系： 因此在电机容量不改变时，主轴转速不宜更改，若主轴转速增大，电机有过负荷被烧之险。Because the fan spindle speed (n) and power (N) have the following relationship between: Therefore if the motor capac

21、ity does not change, the spindle speed should not be changed, if the spindle speed increases, motor overload burned risk.风机所配电机功率，系指在特定工况下，正常功耗加上机械损失和应有的储备量而言，并非出风口全开时所需功率。如风机出口或入口不接管路或未加外界阻力而进行空转，则电机亦有被烧之险。为安全起见，应在风机的出口或入口管路中添加阀门，起动时将其关闭，运转后再将阀门逐渐慢慢开启，直到规定工况为止，并注意电机的电流是否超标。The motor power of the fa

22、n, refers to the specific conditions, the normal power consumption and mechanical loss and its reserves, is not a required power when outlet air open. The wind machine entrance or exit not connected with pipeline or without external resistance and idle, the motor have been burnt insurance. For the s

23、ake of safety , should be added in the fan exit or entrance pipeline, when starts ,close it,after running open the valve gradually , until a predetermined condition, and pay attention to the motor current whether it exceed the standard.6. 维护6.Maintenance1 定期清除风机及输气管道内的灰尘、污垢及水等杂质，并防止生锈。 2 风机修理时必须先断电停

24、机，绝对不允需在运转中进行，开关应由专人监护，以防中途送电。 3 对温度计及油标的灵敏性应定期检查。 4 除每次拆修后应更换润滑油外，还应定期更换润滑油。 5 每次维修前后均应仔细记录、清点、核对工具及原材料数量，以防遗忘在风机及管道内部。 6 风机试车时进出口方向十米之内不需站人。 7 安装、维修及试车时严禁无关人员在场围观1. Periodically remove the dust on the fan, dirt of the gas transmission pipeline and water and other impurities, to prevent rust.2. The

25、 wind machine repair must first outages, absolutely not allow to be carried out in the operation, switch shall be hand care, in order to prevent the intermediate transmission.3. Should regularly check the thermometer and the oil standard sensitivity.4. In addition to every time after overhaul should

26、 be the replacement lubricants, also should change lubricants regularly .5. Every time before and after the repair should be carefully recorded, inventory, check the number of tools and raw materials, to prevent forgetting in the internal of the fan and pipeline.6. Fan test import and export directi

27、on not allow people within ten meters. 7. Installation, repair and test strictly prohibit unrelated to the presence of onlookers.7. 故障及原因 7.Fault&Reason1、 轴承箱振动剧烈 1 风机轴与电机轴不同心，联轴器歪斜。 2 机壳或进风口与叶轮摩擦。 3 基础的刚度不够或不牢固。 4 叶轮铆钉松动或轮盘变形。 5 叶轮轴盘与轴松动，联轴器螺栓活动。 6 机壳与支架、轴承箱与支架、轴承箱盖与座等联接螺栓松动。 7 风机进、出口管道安装不良，产生振动。 8

28、 转子失衡。 9 管网过细，风速过快。 1. Bearing box vibration 1. The fan shaft and the motor shaft misalignment, shaft coupling skew.2. The friction between impeller and inlet or case.3. The stiffness of the foundation is not enough or not firm .4. Impeller rivets loose or disc deformation.5. The impeller shaft disc

29、 and shaft coupling bolts loosening.6. The casing and the bracket, bearing and bearing box ,the bearing box cover and the seat connecting bolt looseness.7. Poor install of inlet and outlet pipe of a fan, vibration.8. Rotor unbalance.9.Network is careful, the wind speed is too fast.2、 轴承温升过高 1.轴承箱振动剧

30、烈。 2.润滑脂质量不良、变质或填充过多、含有灰尘、粘砂、污垢等杂质。 3.轴承箱盖、座联接螺栓之紧力过大或过小。 4.轴与滚动轴承安装歪斜，前后两轴承不同心。 5.滚动轴承损坏。 2.Excessive bearing temperature rise much1. Bearing box vibration.2. Grease in poor quality, excessive deterioration or filling to much, include dust,sand, dirt and other impurities.3. Bearing box cover, seat

31、bolts tight force is too large or too small.4. The installation of shaft with rolling bearing is skew, before and after the two bearing misalignment.5. Rolling bearing damage.3、 电动机电流过大和温升过高 1 开车时进气管道内闸门或节流阀未关严。 2 流量超过规定值或风管漏气。 3. 风机输送的气体中含有粘性物质或气温太低，气体密度太大。 4 电机输入电压过低或电源单相断电。 5 联轴器联接不正，皮圈过紧或间隙不匀。 6

32、 受轴承箱振动剧烈的影响。 7. 受并联风机工作情况恶化或发生故障的影响。3. The motor current is too large and temperature rise too high1. When driving,the air inlet pipeline valve or throttle valve is not closed tightly.2. Flow exceeds the specified value or the wind pipe leakage.3. Gas blower conveying contains viscous substance or

33、the temperature is too low, the gas density is too large.4. Motor low input voltage or power single-phase power.5. The coupling is not correct, a leather ring is too tight or gap unevenness.6. Affected by the vibration of bearing box.7. By working in parallel fan deterioration or failure effect.四、皮带

34、滑下 两皮带轮应该相对应的槽没对正。4.The belt slip The two belt pulley groove should positive but not.5、 皮带跳动 两皮带轮距离较近或皮带过长5.The belt beatThe two belt pulley or long distance belt八.订货须知订货时必须注明风机的机号、风量、压力、出风口角度、旋转方向，以及电动机型号功率、转速等。8. Ordering instructions When ordering fan must be indicated the machine number, volume,

35、 pressure, outlet angle, the direction of rotation , and the type of motor power, speed etc. 4-72-8C 离心式通风机性能与选用件表 The Performance and Optional Components of 4-72-8C Centrifugal Fan转速Speed R/min序号No流量Flowm3/h全压（pa）Total head内效率%Internal efficiency内功率Internal Power （kw）所需功率Require power（kw） 电动机motor

36、三角带 Triangular belt主轴皮带轮Spindle pulley 电机皮带轮Motor pulley 电机导轨部Motor guide 型号Type功率Power（kw）型号Type根数Qty内周长（mm）Inner perimeter代号Code代号Code代号Code（2sets） 1800123456719646225112524028105303843369936427314331013032292027542531230277.681.884.78686.184.682.121.8523.4624.8326.2527.1227.7428.1326.4528.3930.05

37、31.7732.8333.5834.05Y200L1-230B6280065-B6-32055-B6-2003912-015765-B7-32055-B7-200Y200L2-237 1600123456717463200102243524982274082995432380247824452390230321711996181677.681.884.78686.184.682.115.3516.4717.4418.4319.0519.4919.7618.5819.9421.1022.3123.0623.5923.92Y180M-222B5224065-B5-32048-B5-1753912-014Y200L1-23055-B5-1751250123456713643156331752719517214122340225297150714871454140113211215110677.681.884.78686.184.682.17.327.868.318.799.089.299.428.869.5110.0610.6411.0011.2