G4-68、Y4-68型离心通引风机均系1982年风机行业联合设计的系列产品,适用于火力发电厂中230t /h以下蒸气锅炉的通、引风配套使用。在无其它特殊要求时,G4-68型亦可用于矿井通风及一般通风。两型风机均有高效率、低噪音、高强度的优点。 通风机输送的介质为空气,最高温度不超过80℃。引风机输送的介质为烟气,最高温度不得超过250℃。 在引风机前,必须加装除尘效率不低于85%的除尘装置,降低进入风机的烟气含尘量,以利提高风机使用的寿命。 通风机与引风机均为单吸入进气,有№8、9、10、11、11.2、12.5、14、16共七个机号。每种风机均可制成右旋和左旋转两种型式。从电机一端正视风机,叶轮按顺时针方向旋转的,称为右旋风机,以“右”表示;叶轮按逆时针旋转的称为左旋风机,以“左”表示。 风机的出口位置以机壳的出风口角度表示,“右”“左”风机均可制成0°、45°、90°、135°、180°、225°共六种角度。 风机的传动方式均为D式,电机与风机联接采用弹性联轴器直联传动。 这两种风机主要由叶轮、机壳、进风口、调节门及传动组组成。 叶轮:由12个后倾翼形叶片焊接于弧锥形的轮盖与平板的轮盘中间。引风机叶轮在叶片头部采用了实心体,并在易磨损部增加耐磨材料堆焊,提高了叶片的使用寿命。叶轮均经过静、动平衡试验,保证运转平稳。 机壳:机壳是用普通钢板焊接而成的蜗形体。单吸入风机的机壳做成两种不同形式:№8~12.5的机壳作成整体结构。№14、16机壳的四分之一可拆掉。对于引风机,在蜗形板上方开有除灰门,同时适当加厚,以防烟灰磨损,延长使用寿命。 进风口:为收敛式流线形的整体结构,用螺栓固定在机壳入口侧。 调节门:用来调节风机流量大小的装置。№8~12.5由13片花辨式叶片组成,均轴向安装在进风口前面,由于采用了外部传动的结构,转动灵活方便。调节范围由90°(全闭)到0°(全开)。调节门的扳把位置,从进风口方向看,在右侧。对于右旋风机,扳把由下往上推是由全闭到全开方向。对于左旋风机,扳把由上往下拉是由全闭到全开方向。为使调节门各部位正常工作,必须很好的润滑。对通风机的调节门,采用钙钠基润滑脂润滑。对引风机,因气体温度较高,润滑脂采用硫化钼高温(260℃)润滑脂,高温运转时能保证润滑作用。 传动组:传动方式均为D式。由主轴、轴承箱、联轴器等组成。主轴由优质钢制成。采用滚动轴承水冷整体轴承箱。因此,需加装输水管、耗水量因环境温度的不同而异,一般按0.5~1 m3/ h考虑.轴承箱上装有温度计和油位指示器。滑油采用30号机械油,入油量按油位标志要求。 |
G4-68风机参数: 机号传动方式转速(r/min)全压/Pa流量/(m3/h)内效率/%内功率/KW所需功率/KW电动机联轴器1套GB/T4323-1984地脚螺栓4个GB/T799-1988螺母4个GB/T6170-2000垫圈4个GB/T6170-2000型号功率/KW8D145021771698585.811.9714.06Y180M-418.548*112TL8──────65*142M12*300M121221381917688.712.8315.0620692136890.913.5115.8519712355991.514.0916.5318342575190.414.5117.031667279428814.717.2514813013484.314.717.259D145027562418385.821.5725.31Y200L-43055*112TL8──────65*142M16*400M161627072730488.723.1427.1526093042490.924.2528.4624913354491.525.3629.7623243666590.426.1830.722109397858826.4731.0618734290684.326.4731.069D96012061601185.86.257.33Y160L-61142*112TL8──────65*142M12*300M121211871807788.76.727.8911472014390.97.068.2810892220991.57.348.6110202427590.47.618.9392226341887.668.998242840784.37.719.0510D145034033317385.836.5442.88Y250M-45565*142TL8──────65*142M20*500M202033343745488.739.145.8832274173490.941.1448.2830704601491.542.8750.3128645029590.444.2451.912609545758844.9352.7223155885684.344.8752.6510D96014912196385.810.0612.44Y180L-61548*142TL8──────65*142M12*300M121214612479788.711.3413.3114122763190.911.9213.9913443046591.512.4214.5712553329990.412.8415.071138361328812.9715.2210103896684.312.9715.2211.2D7308631670185.84.665.47Y160L-87.542*112TL8──────65*142M12*300M12128431885688.74.985.848142101190.95.226.137752316691.55.456.47262532190.45.646.6265727476885.76.695882963184.35.746.7411.2D145042764660685.864.575.69Y280M-49075*142TL8──────75*142M20*500M202041885261988.768.9880.9540505863390.972.5585.1338546464791.575.6288.7435997066090.478.1291.673266766748879.0192.7229038268884.379.0792.7911.2D96018733085685.818.7121.96Y225M-63060*142TL8──────75*142M16*400M161618346483888.72023.4717753881990.921.0524.716874280191.521.9125.7115794678290.422.6926.631432507648822.9426.9212755474584.322.9926.9811.2D73010792346485.88.199.61Y180L-81148*112TL8──────75*300M12*300M121210592649188.78.7810.310302951990.99.2910.99813254691.59.6911.379123557490.49.9711.7824386018810.0311.777364162984.310.0911.8412.5D145053256479185.8112131Y315M2-416080*175TL8──────75*142M24*630M242452177315188.711914050418151290.912614848058987291.513115444829823290.4135158407010659288137161361911495284.313716112.5D96023344289685.832.438.02Y280S-64575*142TL8──────75*142M20*500M202022854843188.734.6540.6622075396690.936.3842.6921095950191.538.0744.6719616503690.439.1845.981785705718839.7546.6515897610684.339.8346.7412.5D73013533261985.814.2916.77T255M-82260*142TL8──────75*142M16*400M161613243682888.715.2617.9112754103790.915.9818.7512164524691.516.719.611384945590.417.2820.281030536648817.4420.479125787284.317.3920.4114D145066799102785.8197231Y355M2-425095*175TL10──────95*175M24*630M2424654110277288.7210246632611451890.9221259Y355M3-4315100*175TL10──────95*175602212626391.5231271561913800990.4238279510014975488241283453116149984.324128314D96029236026685.85766.89Y315S-67580*175TL10──────95*175M24*63M242428646804288.76171.5827757581990.964.2875.4326388359591.566.9378.54Y315M1-69024629137190.469.0981.082236991488839.9682.1199110692484.370.1282.2814D730169745824785.825.1629.52Y280S-83775*145TL10──────95*175M20*500M202016575174188.726.8531.5115995765490.928.1533.0315306356791.529.5134.6314226948090.430.3535.611295753938830.836.1411478130784.330.7336.0616D96038258996085.8111130Y355M1-616095*175TL10──────95*175M24*630M2424374610156888.7119140361911317590.9125147345212478391.5131154321713639190.4135158292314799988136160259915960684.313716116D73022076840785.848.8957.32Y315M1-87580*175TL10──────95*175M24*630M242421677723488.752.4161.520898606090.954.9264.4519919488791.557.3367.28186310371490.459.3669.6616871125418859.970.29150112136784.359.9970.416D58013935435185.824.528.75Y315S-104580*175TL10──────95*175M24*630M242413636136488.726.1930.7313246837790.927.6632.4612657539091.528.7233.711778240390.429.7934.961069894168830.1635.399519642984.330.2235.46Y4-68风机参数: |
机号 | 传动 方式 | 转速 (r/min) | 全压 /Pa | 流量 /(m3/h) | 内效率 /% | 内功率 /KW | 所需 功率 /KW | 电动机 | 联轴器1套 GB/T4323-1984 | 地脚螺栓4个 GB/T799-1988 | 螺母4个 GB/T6170-2000 | 垫圈4个 GB/T6170-2000 | |
型号 | 功率 /KW | ||||||||||||
8 | D | 1450 | 1540 | 15889 | 83.6 | 8.13 | 10.78 | Y160L-4 | 15 | 42*112 TL8────── 65*142 | M12*300 | M12 | 12 |
1510 | 18080 | 87 | 8.72 | 11.56 | |||||||||
1461 | 20272 | 89.2 | 9.22 | 12.23 | |||||||||
1393 | 22464 | 90 | 9.65 | 12.8 | |||||||||
1304 | 24655 | 89.3 | 10 | 13.27 | |||||||||
1187 | 26847 | 86.5 | 10.23 | 13.57 | |||||||||
1059 | 29038 | 82.2 | 10.39 | 13.78 | |||||||||
9 | D | 1450 | 1952 | 22623 | 83.6 | 14.67 | 19.45 | Y180L-4 | 22 | 48*112 TL8────── 65*142 | M16*400 | M16 | 16 |
1912 | 25743 | 87 | 15.71 | 20.84 | |||||||||
1844 | 28864 | 89.2 | 16.57 | 21.98 | |||||||||
1756 | 31984 | 90 | 17.32 | 22.98 | Y200L-4 | 30 | |||||||
1648 | 35105 | 89.3 | 17.99 | 23.86 | |||||||||
1510 | 38225 | 86.5 | 18.53 | 24.58 | |||||||||
1344 | 41345 | 82.2 | 18.77 | 24.89 | |||||||||
9 | D | 960 | 853 | 14978 | 83.6 | 4.24 | 5.62 | Y160M-6 | 7.5 | 42*112 TL8────── 65*142 | M12*300 | M12 | 12 |
843 | 17044 | 87 | 4.59 | 6.09 | |||||||||
804 | 19110 | 89.2 | 4.78 | 6.35 | |||||||||
775 | 21176 | 90 | 5.06 | 6.71 | |||||||||
726 | 23242 | 89.3 | 5.25 | 6.96 | |||||||||
657 | 25308 | 86.5 | 5.34 | 7.08 | |||||||||
588 | 27374 | 82.2 | 5.44 | 7.22 | |||||||||
10 | D | 1450 | 2413 | 31033 | 83.6 | 24.87 | 32.99 | Y225M-4 | 45 | 60*142 TL8────── 65*142 | M16*400 | M16 | 16 |
2364 | 35313 | 87 | 26.64 | 35.34 | |||||||||
2275 | 39594 | 89.2 | 28.04 | 37.2 | |||||||||
2167 | 43874 | 90 | 29.34 | 38.92 | |||||||||
2030 | 48155 | 89.3 | 30.4 | 40.33 | |||||||||
1863 | 52435 | 86.5 | 31.37 | 41.61 | |||||||||
1657 | 56715 | 82.2 | 31.75 | 42.12 | |||||||||
10 | D | 960 | 1059 | 20546 | 83.6 | 7.23 | 9.59 | Y180L-6 | 45 | 42*112 TL8────── 65*142 | M12*300 | M12 | 12 |
1040 | 23380 | 87 | 7.76 | 10.29 | |||||||||
1000 | 26214 | 89.2 | 8.16 | 10.83 | |||||||||
951 | 29048 | 90 | 8.53 | 11.31 | |||||||||
892 | 31882 | 89.3 | 8.85 | 11.74 | |||||||||
814 | 34716 | 86.5 | 9.07 | 12.03 | |||||||||
726 | 37549 | 82.2 | 9.21 | 12.21 | |||||||||
10 | D | 730 | 608 | 15623 | 83.6 | 3.16 | 4.19 | Y160M2-8 | 5.5 | 42*112 TL8────── 65*142 | M12*300 | M12 | 12 |
598 | 17778 | 87 | 3.39 | 4.5 | |||||||||
579 | 19933 | 89.2 | 3.59 | 4.76 | |||||||||
549 | 22088 | 90 | 3.74 | 4.96 | |||||||||
520 | 24243 | 89.3 | 3.92 | 5.2 | |||||||||
471 | 26398 | 86.5 | 3.99 | 5.29 | |||||||||
422 | 28553 | 82.2 | 4.07 | 5.4 | |||||||||
11.2 | D | 1450 | 3021 | 43599 | 83.6 | 43.74 | 58.02 | Y280S-4 | 75 | 75*142 TL8────── 75*142 | M20*500 | M20 | 20 |
2962 | 49613 | 87 | 46.9 | 62.22 | |||||||||
2854 | 55626 | 89.2 | 49.42 | 65.66 | |||||||||
2717 | 61640 | 90 | 51.67 | 68.54 | |||||||||
2550 | 67654 | 89.3 | 53.64 | 71.16 | |||||||||
2334 | 73667 | 86.5 | 55.2 | 73.22 | |||||||||
2079 | 79681 | 82.2 | 55.96 | 74.24 | |||||||||
11.2 | D | 960 | 1324 | 28866 | 83.6 | 12.69 | 16.84 | Y200L2-6 | 22 | 55*112 TL8────── 75*142 | M16*400 | M16 | 16 |
1304 | 32847 | 87 | 13.67 | 18.14 | |||||||||
1255 | 36828 | 89.2 | 14.39 | 19.09 | |||||||||
1197 | 40810 | 90 | 15.07 | 19.98 | |||||||||
1118 | 44791 | 89.3 | 15.57 | 20.66 | |||||||||
1020 | 48773 | 86.5 | 15.97 | 21.18 | |||||||||
912 | 52754 | 82.2 | 16.25 | 21.56 | |||||||||
11.2 | D | 730 | 765 | 21950 | 83.6 | 5.58 | 7.4 | Y180L-8 | 11 | 48*112 TL8────── 75*142 | M12*300 | M12 | 12 |
755 | 24977 | 87 | 6.02 | 7.99 | |||||||||
726 | 28005 | 89.2 | 6.33 | 8.39 | |||||||||
686 | 31033 | 90 | 6.57 | 8.72 | |||||||||
647 | 34060 | 89.3 | 6.86 | 9.09 | |||||||||
588 | 37088 | 86.5 | 7.01 | 9.29 | |||||||||
530 | 40115 | 82.2 | 7.18 | 9.52 | |||||||||
12.5 | D | 1450 | 3766 | 60611 | 83.6 | 75.8 | 101 | Y315S-4 | 110 | 80*175 TL10────── 75*142 | M24*630 | M24 | 24 |
3697 | 68971 | 87 | 81.4 | 108 | |||||||||
3560 | 77331 | 89.2 | 85.7 | 114 | Y315M1-4 | 132 | |||||||
3393 | 85692 | 90 | 89.7 | 119 | |||||||||
3178 | 94052 | 89.3 | 92.9 | 123 | |||||||||
2903 | 102412 | 86.5 | 95.4 | 127 | |||||||||
2589 | 110772 | 82.2 | 96.9 | 129 | |||||||||
12.5 | D | 960 | 1648 | 40129 | 83.6 | 21.96 | 29.13 | Y250M-6 | 37 | 65*142 TL8────── 75*142 | M20*500 | M20 | 20 |
1618 | 45664 | 87 | 23.59 | 31.29 | |||||||||
1559 | 51199 | 89.2 | 24.85 | 32.97 | |||||||||
1491 | 56734 | 90 | 26.09 | 34.61 | |||||||||
1393 | 62269 | 89.3 | 26.97 | 35.77 | |||||||||
1275 | 67804 | 86.5 | 27.75 | 36.81 | |||||||||
1138 | 73339 | 82.2 | 28.19 | 37.39 | |||||||||
12.5 | D | 730 | 951 | 30515 | 83.6 | 9.64 | 12.79 | Y1225S-8 | 18.5 | 60*145 TL8────── 75*142 | M16*400 | M16 | 16 |
942 | 34723 | 87 | 1043 | 13.84 | |||||||||
902 | 38932 | 89.2 | 10.94 | 14.51 | |||||||||
863 | 43141 | 90 | 11.49 | 15.24 | |||||||||
804 | 47350 | 89.3 | 11.84 | 15.71 | |||||||||
736 | 51559 | 86.5 | 12.17 | 16.15 | |||||||||
657 | 55768 | 82.2 | 12.38 | 16.42 | |||||||||
14 | D | 1450 | 4727 | 85154 | 83.6 | 134 | 177 | Y355M2-4 | 250 | 95*175 TL8────── 95*175 | M24*630 | M24 | 24 |
4639 | 96900 | 87 | 143 | 190 | |||||||||
4462 | 108645 | 89.2 | 151 | 200 | |||||||||
4256 | 120391 | 90 | 158 | 210 | |||||||||
3982 | 132136 | 89.3 | 164 | 217 | |||||||||
3648 | 143881 | 86.5 | 169 | 224 | |||||||||
3246 | 155627 | 82.2 | 171 | 226 | |||||||||
14 | D | 960 | 2069 | 56378 | 83.6 | 38.75 | 51.4 | Y315S-6 | 75 | 80*175 TL10────── 95*175 | M24*630 | M24 | 24 |
2030 | 64154 | 87 | 41.57 | 55.1 | |||||||||
1952 | 71931 | 89.2 | 43.7 | 58 | |||||||||
1863 | 79707 | 90 | 45.83 | 60.8 | |||||||||
1746 | 87483 | 89.3 | 47.49 | 63 | |||||||||
1599 | 95259 | 86.5 | 48.88 | 64.8 | |||||||||
1422 | 103036 | 82.2 | 49.55 | 65.7 | |||||||||
14 | D | 730 | 1197 | 42871 | 83.6 | 17.04 | 22.6 | Y250M-8 | 30 | 65*145 TL10────── 95*175 | M20*500 | M20 | 20 |
1177 | 48784 | 87 | 18.32 | 24.31 | |||||||||
1128 | 54697 | 89.2 | 19.2 | 25.47 | |||||||||
1079 | 60610 | 90 | 20.17 | 26.76 | |||||||||
1010 | 66524 | 89.3 | 20.9 | 27.72 | |||||||||
922 | 72437 | 86.5 | 21.44 | 28.44 | |||||||||
824 | 78350 | 82.2 | 21.8 | 28.92 | |||||||||
16 | D | 960 | 2707 | 84156 | 83.6 | 75.7 | 100 | Y315M2-6 | 110 | 80*175 TL10────── 95*175 | M24*630 | M24 | 24 |
2658 | 95764 | 87 | 81.2 | 108 | |||||||||
2560 | 107372 | 89.2 | 85.6 | 113 | Y315M3-6 | 132 | |||||||
2432 | 118979 | 90 | 89.3 | 118 | |||||||||
2285 | 130587 | 89.3 | 92.8 | 123 | |||||||||
2089 | 142195 | 86.5 | 95.4 | 126 | |||||||||
1854 | 153803 | 82.2 | 96.3 | 128 | |||||||||
16 | D | 730 | 1559 | 63994 | 83.6 | 33.15 | 43.79 | Y315S-8 | 55 | 80*175 TL10────── 95*175 | M24*630 | M24 | 24 |
1530 | 72820 | 87 | 35.56 | 47.17 | |||||||||
1481 | 81647 | 89.2 | 37.64 | 9.93 | |||||||||
1412 | 90474 | 90 | 39.42 | 52.29 | |||||||||
1314 | 99301 | 89.3 | 40.85 | 53.83 | |||||||||
1206 | 108127 | 86.5 | 41.87 | 55.54 | |||||||||
1079 | 116954 | 82.2 | 42.62 | 56.54 | |||||||||
16 | D | 580 | 991 | 50844 | 83.6 | 16.73 | 22.19 | Y315S-10 | 45 | 80*175 TL10────── 95*175 | M24*630 | M24 | 24 |