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Wing-style vane

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Publication number
CN2844526Y
CN2844526Y CN 200520068058 CN200520068058U CN2844526Y CN 2844526 Y CN2844526 Y CN 2844526Y CN 200520068058 CN200520068058 CN 200520068058 CN 200520068058 U CN200520068058 U CN 200520068058U CN 2844526 Y CN2844526 Y CN 2844526Y
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CN
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Prior art keywords
mines
gas
utility
model
cross
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CN 200520068058
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Chinese (zh)
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邹韬韵
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邹韬韵
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Abstract

The utility model relates to a wing-shaped blade which comprises a blade main body. The main body comprises two or more than two cones which have different cross section thickness, and all the cones are integrally connected and overlapped at different installing angles according to gravity lines so as to form the main body. The cross section of each cone comprises two or more than two fracture sections which have different width, and all the fracture sections are integrally combined to form the integral cross section. The utility model uses the structure of the wing-shaped blade, thereby, the utility model has the advantages of increased fan efficiency by more than 20%, decreased weight, electricity energy saving, reduced noise, simple manufacturing technology and wide range of application of a fan. Highly efficient and energy saving fans which are manufactured by using the utility model are suitable for ventilation and dust emission in mines without gas, various factory buildings, civil air defence works and tunnels, wherein the mines without gas include metallurgy mines without gas, colored mines without gas, gold mines without gas, chemical engineering mines without gas, construction material mines without gas, etc. The utility model is an ideal energy saving device with high efficiency and low noise.

Description

机翼形叶片 Airfoil shaped blades

【技术领域】本实用新型涉及一种风机的叶片结构,尤其是涉及一种采取不同的安装角度、由多段锥体按重心线积叠而成,并且每一段锥体的截面具有不同厚度的高效、矿用、风机轮毂比是0.56*100、子午加速式、叶轮直径为400mm、功率为2.2Kw的轴流式风机的机翼形叶片。 TECHNICAL FIELD The present invention relates to a blade structure on a fan, in particular, to a take different mounting angle by multi-stacking a cone made by a centerline, and the cone section of each section having different thicknesses efficient , mine, than the fan hub 100 is 0.56 * meridional acceleration type, Ye Lun diameter of 400mm, a power of the airfoil shaped blade 2.2Kw axial fan.

【背景技术】目前金属矿山使用的老型号风机是JF及JBT系列的风机,动叶片是由铝合金浇铸而成,这种由铝合金整体浇铸的叶片,叶片的根部与叶片外端部的厚度相同,叶片上部与叶片下部的扭曲角度相同,由于叶片结构设计不合理,因而叶片的重量重、体积大、能耗高、噪音高、效率低,这类老型号风机已经不能满足于冶金、有色、黄金、化工、建材等行业对风机安全、节能和环保的要求。 BACKGROUND Currently old model using a metal mine fan and JF JBT series of fan rotor blades are cast from aluminum alloy, the thickness of the outer end portion of the blade root integrally molded from an aluminum alloy such blade, the blade identical, twist angle of the upper blade and the lower blade, since the blade unreasonable structure design, weight of the blade and thus heavy, bulky, high energy consumption, high noise and low efficiency, this type of fan can not meet the old model to the metallurgical, colored , gold, chemicals, building materials and other industries for fan safety, energy conservation and environmental protection requirements.

【实用新型内容】为了克服现有技术的上述的缺点,本实用新型提供一种采取不同的安装角度、由多段锥体按重心线积叠而成,并且每一段锥体的截面具有不同宽度的轴流式风机的机翼形叶片。 SUMMARY In order to overcome the above drawbacks of the prior art, the present invention provides a take different mounting angle by multi-stacking a cone made by a centerline, and a section of each cone section with different widths airfoil shaped vane axial fans.

本实用新型解决其技术问题所采用的技术方案是:机翼形叶片,包括叶片本体,所述本体包括两块或两块以上具有不同截面厚度的锥体,各锥体按重心线、采用不同的安装角度一体化连接积叠而成本体,所述各锥体截面包括两段或两段以上宽度不同的断面,各断面整体结合为截面整体。 Aspect of the present invention to solve the technical problem is that: the wing-shaped blade comprising a blade body, said body comprising two or more than two different cross-sectional thickness of the cone, the cone according to the center of gravity of each line, using different mounting angle formed by stacking body integrally connected, each of the two cone section comprising two or more different widths cross section, each section is a section integrally bonded integrally.

所述叶片本体最佳为七块锥体。 The optimum blade body is seven cone.

所述七块锥体的安装角度分别为:II安装角度是68°07′,II-II安装角度是63°27′,III-III安装角度是57°51′,IV-IV安装角度是50°23′,VV安装角度是45°31′,VI-VI安装角度是41°02′,VII-VII安装角度是37°43′。 The mounting angle of the cone are seven: II mounting angle is 68 ° 07 ', II-II mounting angle is 63 ° 27', III-III installation angle is 57 ° 51 ', IV-IV installation angle is 50 ° 23 ', VV mounting angle is 45 ° 31', VI-VI mounting angle is 41 ° 02 ', VII-VII installation angle is 37 ° 43'.

所述锥体截面包括叶片根部和叶片尖部,截面的宽度是中间厚、两端薄,在叶片根部O点处的厚度是0,在叶片尖部尖端的厚度是0。 The cone section comprising a blade root and a blade tip, the width of the intermediate section is thick, thin ends, the thickness of the blade root at the point O is 0, the thickness of the tip portion of the blade tip is 0.

所述锥体截面最佳为一十七个宽度不同的断面,一十七个断面一体化结合为截面整体。 The cross section of the cone is best seventeen different cross-sectional widths, seventeen binding section is a section integrated whole.

本实用新型的有益效果是:采用机翼形叶片结构,使风机效率提高了20%以上,重量减轻,节省了电能,降低了噪音,制造工艺简单,风机应用范围广泛。 The beneficial effects of the present invention are: the use of a wing-shaped blade structure, so that the fan efficiency is improved by more than 20% weight reduction, power saving, noise reduction, simple manufacturing process, the fan wide range of applications. 采用本实用新型所制的高效节能风机适用于冶金、有色、黄金、化工、建材等无瓦斯矿山,各类厂房和人防工程及隧道的通风排尘,是一种理想的高效、低噪音节能设备。 The use of energy efficient fans present invention, the system used in metallurgy, nonferrous metals, gold, chemicals, building materials and other non-gas mines, various types of plants and exhaust dust ventilation air defense projects and tunnels, is an ideal high efficiency, low noise, energy-saving equipment .

【附图说明】下面结合附图和实施例对本实用新型进一步说明。 BRIEF DESCRIPTION OF THE DRAWINGS The present invention is further described and embodiments of the embodiment.

图1是本实用新型的正面结构示意图;图2是本实用新型所述锥体截面结构示意图。 Figure 1 is a schematic view of the new front structure of the present utility; FIG. 2 is a schematic cross-sectional novel pyramidal the present invention.

图中:1-本体,2-锥体,3-截面,31-叶片根部,32-叶片尖部。 Reference Numerals 1: main body, cone 2-, 3- cross section, the blade root 31-, 32- blade tip portion.

【具体实施方式】参见图1,机翼形叶片,包括叶片本体1,该本体1包括两块或两块以上具有不同截面厚度的锥体2,在本实施例中,叶片本体由七块锥体2按照重心线、采用不同的安装角度一体化连接积叠而成本体1,所述七块锥体的安装角度分别为:II安装角度是68°07′,II-II安装角度是63°27′,III-III安装角度是57°51′,IV-IV安装角度是50°23′,VV安装角度是45°31′,VI-VI安装角度是41°02′,VII-VII安装角度是37°43′。 DETAILED DESCRIPTION Embodiment 1 Referring to FIG airfoil shaped blades, comprising a blade body 1, the body 1 comprises two or more than two different cross-sectional thickness of the cone having 2, in the present embodiment, the blade body by the seven cone 2 in accordance with the gravity lines, using different mounting angle formed by stacking integrally connected body 1, the mounting angle of the cone are seven: II mounting angle is 68 ° 07 ', II-II mounting angle is 63 ° 27 ', III-III installation angle is 57 ° 51', IV-IV installation angle is 50 ° 23 ', VV mounting angle is 45 ° 31', VI-VI mounting angle is 41 ° 02 ', VII-VII mounting angle is 37 ° 43 '.

如图2所示,各锥体截面3包括两段或两段以上宽度不同的断面,各断面整体结合为截面3整体,在本实施例中,各锥体截面3由十七个不同宽度的断面组合而成;锥体截面3包括叶片根部31和叶片尖部32,截面3的宽度是中间厚、两端薄,在叶片根部31O点处的厚度是0,在叶片尖部32尖端的厚度是0;在本实施例中,锥体截面最佳为十七个宽度不同的断面,十七个断面一体化结合为截面整体。 2, the cross section of each funnel 3 comprising two or more different widths two sections, each section 3 integrally bonded to the entire cross-section, in the present embodiment, the cross section of each funnel 3 different widths between 17 combination section; cone-section 31 and a blade root 3 comprises a blade tip portion 32, the width of the cross section 3 is an intermediate thickness, both ends of the thin thickness at the blade root 31O point is 0, the thickness of the blade tip 32 at the tip portion It is 0; in the present embodiment, the cross section of the cone of the best seventeen different cross-sectional widths, seventeen binding section is a section integrated whole. 七块锥体2的截面3宽度如下:锥体II截面宽度分别是:距离叶根部O点处的距离为2.03mm处,截面宽度是3.35mm,距离叶根部O点处的距离为2.07mm处,截面宽度是4.31mm,距离叶根部O点处的距离为4.16mm处,截面宽度是5.97mm,距离叶根部O点处的距离为6.27mm处,截面宽度是6.91mm,距离叶根部O点处的距离为8.39mm处,截面宽度是7.64mm,距离叶根部O点处的距离为12.68mm处,截面宽度是8.52mm,距离叶根部O点处的距离为17.02mm处,截面宽度是8.96mm,距离叶根部O点处的距离为25.83mm处,截面宽度是9.13mm,距离叶根部O点处的距离为34.76mm处,截面宽度是8.83mm,距离叶根部O点处的距离为43.75mm处,截面宽度是8.23mm,距离叶根部O点处的距离为52.74mm处,截面宽度是7.31mm,距离叶根部O点处的距离为61.67mm处,截面宽度是6.15mm,距离叶根部O点处的距离为70.48mm处,截面宽度是4.72mm,距离叶根 3 a cross-sectional width of seven cone 2 as follows: II cone section width are: the distance from the blade root 2.03mm point O, the section width is 3.35 mm, the distance from the blade root at the point O 2.07mm cross-sectional width is 4.31mm, the distance from the blade root point O at a distance of 4.16mm, a cross-sectional width is 5.97mm, the distance from the blade root point O at a distance of 6.27mm, a cross-sectional width is 6.91mm, from the point of the blade root O at a distance of 8.39mm, a cross-sectional width is 7.64mm, the distance from point O of the blade root at a distance of 12.68mm, a cross-sectional width is 8.52mm, the distance from point O of the blade root at a distance of 17.02mm, a width of cross section 8.96 mm, at a distance from the blade root point O is 25.83mm, the section width is 9.13mm, the distance from point O blade root at a distance 34.76mm, cross-sectional width is 8.83mm, the distance from the blade root point O 43.75 mm, the cross-sectional width is 8.23 ​​mm, from the point O at the blade root at a distance of 52.74mm, a cross-sectional width is 7.31mm, the distance from the blade root point O at a distance of 61.67mm, a cross-sectional width is 6.15mm, the distance the blade root at a distance at the point O 70.48mm, cross-sectional width is 4.72mm, the distance the blade root 部O点处的距离为79.11mm处,截面宽度是3.05mm,距离叶根部O点处的距离为83.34mm处,截面宽度是2.05mm,距离叶根部O点处的距离为87.5mm处,截面宽度是0mm。 At a distance at the point O portion 79.11mm, cross-sectional width is 3.05mm, the distance from point O blade root at a distance 83.34mm, cross-sectional width is 2.05mm, the distance from point O blade root at a distance 87.5mm, cross section width is 0mm.

锥体II-II截面宽度分别是:距离叶根部O点处的距离为1.03mm处,截面宽度是3.28mm,距离叶根部O点处的距离为2.06mm处,截面宽度是4.24mm,距离叶根部O点处的距离为4.13mm处,截面宽度是5.85mm,距离叶根部O点处的距离为6.22mm处,截面宽度是6.78mm,距离叶根部O点处的距离为8.32mm处,截面宽度是7.49mm,距离叶根部O点处的距离为12.53mm处,截面宽度是8.38mm,距离叶根部O点处的距离为16.87mm处,截面宽度是8.81mm,距离叶根部O点处的距离为25.57mm处,截面宽度是8.99mm,距离叶根部O点处的距离为34.38mm处,截面宽度是8.71mm,距离叶根部O点处的距离为43.25mm处,截面宽度是8.12mm,距离叶根部O点处的距离为52.12mm处,截面宽度是7.21mm,距离叶根部O点处的距离为60.93mm处,截面宽度是6.06mm,距离叶根部O点处的距离为78.18mm处,截面宽度是2.98mm,距离叶根部O点处的距离为82.37mm处, Width cone section II-II, respectively: at the blade root from point O distance of 1.03mm, the section width is 3.28, the distance from point O of the blade root at a distance of 2.06mm, a cross-sectional width is 4.24 mm, the distance leaves at a distance of 4.13mm at the point O root section width is 5.85 mm, the blade root from point O to 6.22mm at a distance, a cross-sectional width is 6.78mm, the distance from point O blade root at a distance 8.32mm, cross section width is 7.49mm, from the point O at the blade root at a distance of 12.53mm, a cross-sectional width is 8.38mm, the distance from point O blade root at a distance 16.87mm, cross-sectional width is 8.81mm, the distance at the point of the blade root O at a distance of 25.57mm, a cross-sectional width is 8.99mm, the distance from point O blade root at a distance 34.38mm, cross-sectional width is 8.71mm, the distance from point O blade root at a distance 43.25mm, cross-sectional width is 8.12mm, at a distance from the blade root 52.12mm at point O, a cross-sectional width is 7.21mm, the distance from the blade root 60.93mm at point O, a cross-sectional width is 6.06mm, the distance from point O at the blade root 78.18mm cross-sectional width is 2.98mm, the distance from point O blade root at a distance 82.37mm, 截面宽度是2.01mm,距离叶根部O点处的距离为86.5mm处,截面宽度是0mm。 Section width is 2.01mm, the distance from point O blade root at a distance 86.5mm, cross-sectional width is 0mm.

锥体III-III截面宽度分别是:距离叶根部O点处的距离为1.06mm处,截面宽度是3.25mm,距离叶根部O点处的距离为2.12mm处,截面宽度是4.24mm,距离叶根部O点处的距离为4.24mm处,截面宽度是5.84mm,距离叶根部O点处的距离为6.38mm处,截面宽度是6.79mm,距离叶根部O点处的距离为8.54mm处,截面宽度是7.51mm,距离叶根部O点处的距离为12.87mm处,截面宽度是8.42mm,距离叶根部O点处的距离为17.25mm处,截面宽是8.87mm,距离叶根部O点处的距离为26.09mm处,截面宽度是9.07mm,距离叶根部O点处的距离为35.02mm处,截面宽度是8.83mm,距离叶根部O点处的距离为44.0mm处,截面宽度是8.21mm,距离叶根部O点处的距离为52.98mm处,截面宽度是7.29mm,距离叶根部O点处的距离为61.91mm处,截面宽度是6.11mm,距离叶根部O点处的距离为70.75mm处,截面宽度是4.67mm,距离叶根部O点处的距离为79.46mm处, Width cone section III-III, respectively: at the blade root from point O at a distance of 1.06mm, width 3.25mm cross section, the blade root from the point O at a distance of 2.12mm, a cross-sectional width is 4.24 mm, the distance leaves at a distance of 4.24mm at the point O root section width is 5.84mm, the distance from the blade root point O at a distance of 6.38mm, a cross-sectional width is 6.79mm, the distance from point O blade root at a distance 8.54mm, cross section width is 7.51mm, the distance from point O of the blade root at a distance of 12.87mm, a cross-sectional width is 8.42mm, the distance from point O blade root at a distance 17.25mm, a cross-sectional width is 8.87mm, the distance at the point of the blade root O at a distance of 26.09mm, a cross-sectional width is 9.07mm, the distance from point O blade root at a distance 35.02mm, cross-sectional width is 8.83mm, the distance from the blade root to the point O of 44.0mm from the section width is 8.21mm, at a distance from the blade root 52.98mm at point O, a cross-sectional width is 7.29 mm, the distance from the blade root 61.91mm at point O, a cross-sectional width is 6.11mm, the distance from point O at the blade root 70.75mm cross-sectional width is 4.67 mm, from the point O at the blade root at a distance of 79.46mm, 面宽度是2.99mm,距离叶根部O点处的距离为83.76mm处,截面宽度是2.01mm,距离叶根部O点处的距离为88mm处,截面宽度是0mm。 Face width is 2.99mm, the distance from point O blade root at a distance 83.76mm, cross-sectional width is 2.01mm, the distance from point O blade root at a distance 88mm, the width of the cross section is 0mm.

锥体IV-IV截面宽度分别是:距离叶根部O点处的距离为1.12mm处,截面宽度是3.31mm,距离叶根部O点处的距离为4.39mm处,截面宽度是2.35mm,距离叶根部O点处的距离为5.9mm处,截面宽度是4.71mm,距离叶根部O点处的距离为7mm处,截面宽度是7.07mm,距离叶根部O点处的距离为7.75mm处,截面宽度是9.45mm,距离叶根部O点处的距离为8.72mm处,截面宽度是14.21mm,距离叶根部O点处的距离为9.21mm处,截面宽度是18.99mm,距离叶根部O点处的距离为27.52mm处,截面宽度是9.45mm,距离叶根部O点处的距离为36.87mm处,截面宽度是9.19mm,距离叶根部O点处的距离为46.25mm处,截面宽度是8.58mm,距离叶根部O点处的距离为55.63mm处,截面宽度是7.61mm,距离叶根部O点处的距离为64.98mm处,截面宽度是6.19mm,距离叶根部O点处的距离为74.26mm处,截面宽度是4.85mm,距离叶根部O点处的距离为83.44mm处,截 Width cone section IV-IV, respectively: at the blade root from point O distance of 1.12mm, the section width is 3.31 mm, the blade root from point O to 4.39mm at a distance, a cross-sectional width is 2.35mm, the distance leaves at a distance of 5.9mm at the point O root section width is 4.71mm, the distance from point O blade root at a distance 7mm, a width of 7.07 [mm cross section, the blade root from O point at a distance of 7.75 mm, cross-sectional width is 9.45mm, the distance from point O blade root at a distance 8.72mm, a cross-sectional width 14.21mm, at a distance from the point O of the blade root at a distance of 9.21mm, a cross-sectional width 18.99mm, at a distance from the blade root point O is 27.52mm, the section width is 9.45mm, the distance from point O blade root at a distance 36.87mm, cross-sectional width is 9.19mm, the distance from the blade root point O at a distance of 46.25mm, a cross-sectional width is 8.58mm, the distance at the blade root from point O 55.63mm, the section width is 7.61mm, the distance from the blade root point O at a distance of 64.98mm, a cross-sectional width is 6.19mm, the distance from point O blade root at a distance 74.26mm, section width is 4.85mm, the distance from the blade root point O at a distance of 83.44mm, cut 宽度是3.08mm,距离叶根部O点处的距离为87.99mm处,截面宽度是2.06mm,距离叶根部O点处的距离为96mm处,截面宽度是0mm。 Width is 3.08mm, from the point O at the blade root at a distance of 87.99mm, a cross-sectional width is 2.06mm, the distance from point O of the blade root at a distance of 96mm, cross-sectional width is 0mm.

锥体VV截面宽度分别是:距离叶根部O点处的距离为1.17mm处,截面宽度是3.38mm,距离叶根部O点处的距离为2.35mm处,截面宽度是4.51mm,距离叶根部O点处的距离为4.71mm处,截面宽度是6.15mm,距离叶根部O点处的距离为7.07mm处,截面宽度是7.19mm,距离叶根部O点处的距离为9.45mm处,截面宽度是7.96mm,距离叶根部O点处的距离为14.21mm处,截面宽度是8.97mm,距离叶根部O点处的距离为18.99mm处,截面宽度是9.49mm,距离叶根部O点处的距离为28.62mm处,截面宽度是9.76mm,距离叶根部O点处的距离为38.3mm处,截面宽度是9.51mm,距离叶根部O点处的距离为48mm处,截面宽度是8.81mm,距离叶根部O点处的距离为57.7mm处,截面宽度是7.88mm,距离叶根部O点处的距离为67.38mm处,截面宽度是6.58mm,距离叶根部O点处的距离为77.01mm处,截面宽度是4.99mm,距离叶根部O点处的距离为86.55mm处,截面 VV cones are cross-sectional width: distance from point O of the blade root at a distance of 1.17mm, a cross-sectional width is 3.38, the distance from point O of the blade root at a distance of 2.35mm, a cross-sectional width is 4.51 mm, from the blade root O at a distance of 4.71mm at the point of the cross-sectional width is 6.15mm, from the point O at the blade root at a distance of 7.07 [mm cross-sectional width is 7.19mm, the distance from point O of the blade root at a distance of 9.45mm, a cross-sectional width 7.96mm, at a distance from the blade root 14.21mm at point O, a cross-sectional width is 8.97mm, the distance from the blade root 18.99mm at point O, a cross-sectional width is 9.49mm, the distance from the blade root at a point O 28.62mm, the section width is 9.76mm, the distance from the blade root to the point O of 38.3mm from the section width is 9.51mm, the distance from point O blade root at a distance 48mm, cross-sectional width is 8.81mm, the distance the blade root at a distance of 57.7mm at a point O, a cross-sectional width is 7.88mm, the distance from the blade root point O at a distance of 67.38mm, a cross-sectional width is 6.58mm, the distance from point O blade root at a distance 77.01mm, cross-sectional width is 4.99 mm, from the point O at the blade root at a distance of 86.55mm, a cross-sectional 度是3.17mm,距离叶根部O点处的距离为91.29mm处,截面宽度是2.11mm,距离叶根部O点处的距离为100mm处,截面宽度是0mm。 Degree is 3.17mm, from the point O at the blade root at a distance of 91.29mm, a cross-sectional width is 2.11mm, the distance from point O of the blade root at a distance of 100mm, a cross-sectional width is 0mm.

锥体VI-VI截面宽度分别是:距离叶根部O点处的距离为1.24mm处,截面宽度是3.49mm,距离叶根部O点处的距离为2.49mm处,截面宽度是4.7mm,距离叶根部O点处的距离为4.98mm处,截面宽度是6.4mm,距离叶根部O点处的距离为7.48mm处,截面宽度是7.49mm,距离叶根部O点处的距离为5.98mm处,截面宽度是8.31mm,距离叶根部O点处的距离为15.0mm处,截面宽度是9.37mm,距离叶根部O点处的距离为20.04mm处,截面宽度是9.92mm,距离叶根部O点处的距离为30.16mm处,截面宽度是10.22mm,距离叶根部O点处的距离为40.32mm处,截面宽度是9.97mm,距离叶根部O点处的距离为50.5mm处,截面宽度是9.31mm,距离叶根部O点处的距离为60.69mm处,截面宽度是7.99mm,距离叶根部O点处的距离为70.84mm处,截面宽度是6.89mm,距离叶根部O点处的距离为80.96mm处,截面宽度是5.22mm,距离叶根部O点处的距离为91.02mm处,截 Cone VI-VI section width are: distance from point O of the blade root at a distance of 1.24mm, a cross-sectional width is 3.49mm, the distance from the blade root point O at a distance of 2.49mm, a cross-sectional width is 4.7mm, the distance leaves at a distance of 4.98mm at the point O root section width is 6.4mm, the distance from point O blade root at a distance of 7.48 mm, a cross-sectional width of 7.49mm, from the point O at the blade root at a distance of 5.98mm, cross section width is 8.31mm, the distance from the blade root point O 15.0mm at a distance, a cross-sectional width is 9.37mm, the distance from the blade root point O at a distance of 20.04mm, a cross-sectional width is 9.92mm, the distance at the point of the blade root O at a distance of 30.16mm, a cross-sectional width 10.22mm, at a distance from the blade root O point at a distance of 40.32mm, a cross-sectional width is 9.97mm, the distance from the blade root point O at a distance of 50.5mm, a cross-sectional width is 9.31mm, at a distance from the blade root 60.69mm at point O, a cross-sectional width is 7.99mm, the distance from point O at the blade root 70.84mm, cross-sectional width is 6.89mm, the distance from the blade root at the point O 80.96mm cross-sectional width is 5.22mm, the distance from the blade root point O at a distance of 91.02mm, cut 面宽度是3.31mm,距离叶根部O点处的距离为96.02mm处,截面宽度是2.21mm,距离叶根部O点处的距离为102mm处,截面宽度是0mm。 Face width is 3.31 mm, from the point O at the blade root at a distance of 96.02mm, a cross-sectional width is 2.21mm, the distance from point O of the blade root at a distance of 102mm, a cross-sectional width is 0mm.

锥体VII-VII截面宽度分别是:距离叶根部O点处的距离为1.29mm处,截面宽度是3.57mm,距离叶根部O点处的距离为2.58mm处,截面宽度是4.81mm,距离叶根部O点处的距离为5.17mm处,截面宽度是6.59mm,距离叶根部O点处的距离为7.76mm处,截面宽度是7.71mm,距离叶根部O点处的距离为10.36mm处,截面宽度是8.39mm,距离叶根部O点处的距离为15.56mm处,截面宽度是9.31mm,距离叶根部O点处的距离为20.77mm处,截面宽度是9.39mm,距离叶根部O点处的距离为31.24mm处,截面宽度是9.82mm,距离叶根部O点处的距离为41.74mm处,截面宽度是9.75mm,距离叶根部O点处的距离为52.25mm处,截面宽度是9.24mm,距离叶根部O点处的距离为62.76mm处,截面宽度是8.42mm,距离叶根部O点处的距离为73.26mm处,截面宽度是7.26mm,距离叶根部O点处的距离为83.73mm处,截面宽度是5.82mm,距离叶根部O点处的距离为94.14mm处 Cone sectional width VII-VII, respectively: at the blade root from point O distance of 1.29mm, the section width is 3.57, the distance from point O of the blade root at a distance of 2.58mm, a cross-sectional width is 4.81mm, the distance leaves at a distance of 5.17mm at the point O root section width is 6.59mm, the distance from point O blade root at a distance 7.76mm, cross-sectional width is 7.71mm, the distance from the blade root 10.36mm point O is at a distance, cross section width is 8.39mm, the distance from point O blade root at a distance 15.56mm, cross-sectional width is 9.31mm, the distance from the blade root point O at a distance of 20.77mm, a cross-sectional width is 9.39mm, the distance at the point of the blade root O at a distance of 31.24mm, a cross-sectional width is 9.82mm, the distance from point O blade root at a distance 41.74mm, cross-sectional width is 9.75 mm, the blade root from a distance 52.25mm point O, the section width is 9.24mm, at a distance from the blade root 62.76mm at point O, a cross-sectional width is 8.42mm, the distance from point O at the blade root 73.26mm, cross-sectional width is 7.26mm, the distance from the blade root at the point O 83.73mm cross-sectional width is 5.82mm, the distance from the blade root at the point O 94.14mm ,截面宽度是3.69mm,距离叶根部O点处的距离为99.33mm处,截面宽度是2.13mm,距离叶根部O点处的距离为104mm处,截面宽度是0mm。 Cross-sectional width is 3.69 mm, from the point O at the blade root at a distance of 99.33mm, a cross-sectional width is 2.13mm, the distance from point O of the blade root at a distance of 104mm, a cross-sectional width is 0mm.

本实用新型是按照准三元流理论设计的子午加速式节能风机,具有效率高、噪音低、体积小、重量轻、高效区宽、性能调节范围大的优点;采用本实用新型所制的高效节能风机广泛适用于冶金、有色、黄金、化工、建材等无瓦斯矿山,各类厂房和人防工程及隧道的通风排尘,是一种理想的高效、低噪音节能设备。 The present invention is designed in accordance with the theory of quasi-three-dimensional flow accelerating energy-saving meridional fan with high efficiency, low noise, small size, light weight, efficient wide area, a large adjustment range of the performance advantages of; the present invention prepared in high energy-saving fans are widely used in metallurgy, nonferrous metals, gold, chemicals, building materials and other non-gas mines, various types of plants and exhaust dust ventilation air defense projects and tunnels, is an ideal high efficiency, low noise and energy-saving equipment.

Claims (5)

1.机翼形叶片,包括叶片本体,其特征是:所述本体包括两块或两块以上具有不同截面厚度的锥体,各锥体按重心线、采用不同的安装角度一体化连接积叠而成本体,所述各锥体截面包括两段或两段以上宽度不同的断面,各断面整体结合为截面整体。 1. airfoil shaped blades, comprising a blade body, characterized in that: said body comprises two or more than two different cross-sectional thickness of the cone, the cone according to the center of gravity of each line, using a different mounting angle stacking integrally connected from the body, each of the two cone section comprising two or more different widths cross section, each section is a section integrally bonded integrally.
2.根据权利要求1所述的机翼形叶片,其特征是:所述叶片本体最佳为七块锥体。 2. The airfoil-shaped blade according to claim 1, characterized in that: said blade body for the seven best cone.
3.根据权利要求1或2所述的机翼形叶片,其特征是:所述七块锥体的安装角度分别为:II安装角度是68°07′,II-II安装角度是63°27′,III-III安装角度是57°51′,IV-IV安装角度是50°23′,VV安装角度是45°31′,VI-VI安装角度是41°02′,VII-VII安装角度是37°43′。 The airfoil-shaped blade of claim 1 or claim 2, wherein: the mounting angle of the cone are seven: II mounting angle is 68 ° 07 ', II-II mounting angle is 63 ° 27 ', III-III installation angle is 57 ° 51', IV-IV installation angle is 50 ° 23 ', VV mounting angle is 45 ° 31', VI-VI mounting angle is 41 ° 02 ', VII-VII installation angle 37 ° 43 '.
4.根据权利要求1所述的机翼形叶片,其特征是:所述锥体截面包括叶片根部和叶片尖部,截面的宽度是中间厚、两端薄,在叶片根部O点处的厚度是0,在在叶片尖部尖端的厚度是0。 4. The aerofoil shaped blade according to claim 1, characterized in that: said funnel section comprising a blade root and a blade tip, the width of the intermediate section is thick, thin ends, the thickness of the blade at the root point O is 0, the thickness of the blade tip at the tip portion is 0.
5.根据权利要求1或4所述的机翼形叶片,其特征是:所述锥体截面最佳为一十七个宽度不同的断面,一十七个断面一体化结合为截面整体。 The airfoil shape of the blade 1 or claim 4, characterized in that: the best of seventeen different cross-sectional width of the cone section, seventeen binding section is a section integrated whole.
CN 200520068058 2005-11-24 2005-11-24 Wing-style vane CN2844526Y (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101586580B (en) 2008-05-19 2011-12-14 株式会社日立工业设备技术 Blades, impellers, turbine fluid machine blade manufacturing method and the manufacturing apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101586580B (en) 2008-05-19 2011-12-14 株式会社日立工业设备技术 Blades, impellers, turbine fluid machine blade manufacturing method and the manufacturing apparatus
US8360729B2 (en) 2008-05-19 2013-01-29 Hitachi Plant Technologies, Ltd. Blade, impeller, turbo fluid machine, method and apparatus for manufacturing blade
US9266166B2 (en) 2008-05-19 2016-02-23 Hitachi, Ltd. Blade, impeller, turbo fluid machine, method and apparatus for manufacturing blade

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