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Publication numberCN2844526 Y
Publication typeGrant
Application numberCN 200520068058
Publication date6 Dec 2006
Filing date24 Nov 2005
Priority date24 Nov 2005
Publication number200520068058.6, CN 200520068058, CN 2844526 Y, CN 2844526Y, CN-Y-2844526, CN200520068058, CN200520068058.6, CN2844526 Y, CN2844526Y
Inventors邹韬韵
Applicant邹韬韵
Export CitationBiBTeX, EndNote, RefMan
External Links: SIPO, Espacenet
Wing-style vane
CN 2844526 Y
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.
Claims(5)  translated from Chinese
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. The wing-shaped blade comprising a blade body, characterized in that: said body comprises two or more than two different cross-sectional thickness of the cone, each cone by gravity lines, using different mounting angle integrally connected stacking from the body, each of said cone-section comprises two or more than two different widths of the cross-section, each section integrally joined to the whole cross-section.
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 optimum cone seven blocks.
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6807′,II-II安装角度是6327′,III-III安装角度是5751′,IV-IV安装角度是5023′,VV安装角度是4531′,VI-VI安装角度是4102′,VII-VII安装角度是3743′。 The wing-shaped leaves 1 or claim 2, wherein: the mounting angle of the cone of the seven regions were: II mounting angle is 68 07 ', II-II mounting angle is 63 27 ', III-III mounting angle is 57 51', IV-IV mounting 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。 According to claim 1, wherein the airfoil-shaped blade, wherein: said cone-section comprising a blade root and a tip portion of the blade, the width of the intermediate section is thick, thin ends, the thickness at the point of the blade root O is 0, at the tip of the blade tip thickness 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 wing-shaped leaves 1 or claim 4, characterized in that: the cone section optimum width for seventeen different sections, seventeen sections integrated combination of a whole section.
Description  translated from Chinese
机翼形叶片 Wing-shaped leaves

【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 blade structure of the utility model relates to a fan, in particular to take a different mounting angles, from multi-line stacking cones made by the center of gravity, and each section of the cone section having different thicknesses and efficient mining, fan hub ratio is 0.56 * 100, Meridian accelerated type, impeller diameter of 400mm, power of the wing-shaped leaves 2.2Kw of 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 ART At present, the old model using a metal mine fan JF and JBT series of fan rotor blades are cast of aluminum alloy, the overall thickness of the aluminum alloy casting of the blade, the blade root and the blade outer end portion same, the same upper blade twist angle and the lower part of the blade, the blade structure due to poorly designed, so the weight of the blade heavy, bulky, high energy consumption, high noise, low efficiency, these old models of fans have been unable to meet in metallurgy, nonferrous gold, chemicals, building materials and other industries on the 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。 [Utility model content] To overcome the above drawbacks of the prior art, the utility model provides a different mounting angles taken by a multi-line stacking cones made by the center of gravity, and each section of the cone section having different widths axial fan blade airfoil shape.

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。 The utility model technical solutions to solve their technical problems used are: wing-shaped blades, including blade body, said body comprising two or more than two cones with different cross-sectional thickness of each cone by gravity lines, using different Integrated mounting angle stacking connection from the body, said each cone section include two or more different widths two sections, each section of the overall combination of the whole section.

所述叶片本体最佳为七块锥体。 Best of the blade body for seven cones.

所述七块锥体的安装角度分别为:II安装角度是6807′,II-II安装角度是6327′,III-III安装角度是5751′,IV-IV安装角度是5023′,VV安装角度是4531′,VI-VI安装角度是4102′,VII-VII安装角度是3743′。 The mounting angle of the cone of the seven blocks are: II mounting angle is 68 07 ', II-II mounting angle is 63 27', III-III mounting angle is 57 51 ', IV-IV mounting angle is 50 23 ', VV mounting angle is 45 31', VI-VI mounting angle is 41 02 ', VII-VII mounting 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 comprises a blade root and a tip portion of the blade, the width of the intermediate section is thick, thin ends, the thickness of the blade at the root of the point O is 0, the thickness of the blade at the tip of the tip portion 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 cone section optimum width for seventeen different sections, seventeen sections integrated combination of a whole section.

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 utility model has the advantages that: the structure of the wing-shaped leaves, the fan efficiency is improved by more than 20% weight reduction, saving energy, reducing noise, the manufacturing process is simple, widely fan 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 utility model system using energy efficient fan for metallurgy, nonferrous metals, gold, chemicals, building materials and other non-gas mines, factories and various types of ventilation and dust discharge tunnel air defense projects, 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 and examples further illustrate the utility model implementation.

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 structural view of the front of the utility model; Figure 2 is a cross section of the utility model, the pyramidal structure diagram.

图中:1-本体,2-锥体,3-截面,31-叶片根部,32-叶片尖部。 REFERENCE NUMERALS 1: body, 2- cone, 3- sectional, 31- blade root, and the 32 at the blade tip.

【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6807′,II-II安装角度是6327′,III-III安装角度是5751′,IV-IV安装角度是5023′,VV安装角度是4531′,VI-VI安装角度是4102′,VII-VII安装角度是3743′。 [DETAILED DESCRIPTION] Referring to Figure 1, the wing-shaped blade comprising a blade body 1, the body 1 comprises a cone having two or more than two different cross-sectional thickness of 2, in the present embodiment, the blade body made of seven blocks cone 2 is in accordance with the gravity lines, using different mounting angles formed integrally connected stacking body 1, the mounting angle of the cone of the seven regions were: II mounting angle is 68 07 ', II-II mounting angle is 63 27 ', III-III mounting angle is 57 51', IV-IV mounting 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 includes two or more than two different widths of the cross-section, each section integrally joined to the overall cross section 3, in the present embodiment, the cross section of each funnel 3 by seventeen different widths combination section; cone cross section 3 includes a blade root 31 and the tip blade 32, the width of the cross section 3 is an intermediate thick and thin ends, the thickness of the blade at the root 31O point is 0, the thickness of the blade tip 32 at the tip portion is 0; in the present embodiment, the cone cross section and most preferably seventeen different cross-sectional width, seventeen section integrated combination of the overall cross section. 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。 3 a cross-sectional width of seven blocks cone 2 is as follows: cone II-sectional width are: the distance from the root portion is 2.03mm at the point O at the cross-sectional width is 3.35mm, the distance from the root portion O at the point of 2.07mm cross-sectional width is 4.31mm, the distance leaves roots O point at a distance of 4.16mm, the section width is 5.97mm, the distance leaves roots O point at a distance of 6.27mm, the section width is 6.91mm, the distance leaves roots O points at a distance of 8.39mm at the section width is 7.64mm, the distance leaves roots O point at a distance of 12.68mm, the section width is 8.52mm, the distance leaves roots O point at a distance of 17.02mm, section width is 8.96 mm, the distance leaves roots O point at a distance of 25.83mm, the section width is 9.13mm, the distance leaves roots O point at a distance of 34.76mm, the section width is 8.83mm, the distance at the point of leaf roots O distance of 43.75 mm at the section width is 8.23mm, the distance leaves roots O point at a distance of 52.74mm, the section width is 7.31mm, the distance leaves roots O point at a distance of 61.67mm, the section width is 6.15mm, the distance leaves roots from O point is 70.48mm at the cross-sectional width is 4.72mm, from root portion O at the point at a distance of 79.11mm cross-sectional width is 3.05mm, from root portion O at the point at a distance of 83.34mm cross-sectional width is 2.05mm, the distance leaves roots O point at a distance of 87.5mm, the 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,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。 II-II sectional width of the cone are: leaf root O distance at the point at a distance of 1.03mm, the section width is 3.28mm, the distance leaves roots O point at a distance of 2.06mm, the section width is 4.24mm, the distance leaves distance of root O point is 4.13mm at the cross-sectional width is 5.85mm, from root portion O at the point at a distance of 6.22mm cross-sectional width is 6.78mm, from root portion O at the point at a distance of 8.32mm, cross section width is 7.49mm, the distance leaves roots O point at a distance of 12.53mm, the section width is 8.38mm, the distance leaves roots O point at a distance of 16.87mm, the section width is 8.81mm, the distance at the point O Ye roots at a distance of 25.57mm, the section width is 8.99mm, the distance leaves roots O point at a distance of 34.38mm, the section width is 8.71mm, the distance leaves roots O point at a distance of 43.25mm, the section width is 8.12mm, distance from the leaf to the root O point 52.12mm at the section width is 7.21mm, the distance from the leaf to the root O point 60.93mm at the section width is 6.06mm, the distance from the leaf to the root O point at 78.18mm cross-sectional width is 2.98mm, the distance leaves roots O point at a distance of 82.37mm, the section width is 2.01mm, the distance leaves roots O point at a distance of 86.5mm, the section 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,截面宽度是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。 III-III sectional width of the cone are: leaf root O distance at the point at a distance of 1.06mm, the section width is 3.25mm, the distance leaves roots O point at a distance of 2.12mm, the section width is 4.24mm, the distance leaves distance of root O point is 4.24mm at the cross-sectional width is 5.84mm, from root portion O at the point at a distance of 6.38mm cross-sectional width is 6.79mm, from root portion O at the point at a distance of 8.54mm, cross section width is 7.51mm, the distance leaves roots O point at a distance of 12.87mm, the section width is 8.42mm, the distance leaves roots O point at a distance of 17.25mm, the section width is 8.87mm, the distance at the point O Ye roots at a distance of 26.09mm, the section width is 9.07mm, the distance leaves roots O point at a distance of 35.02mm, the section width is 8.83mm, the distance leaves roots O point at a distance of 44.0mm, the section width is 8.21mm, distance from the leaf to the root O point 52.98mm at the section width is 7.29mm, the distance from the leaf to the root O point 61.91mm at the section width is 6.11mm, the distance from the leaf to the root O point at 70.75mm cross-sectional width is 4.67mm, the distance leaves roots O point at a distance of 79.46mm, the section width is 2.99mm, the distance leaves roots O point at a distance of 83.76mm, the section width is 2.01mm, the distance leaves roots O points at a distance of 88mm at the cross-sectional width 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,截面宽度是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。 Cone IV-IV cross-sectional width are: the root from the leaf at the point O at a distance of 1.12mm cross-sectional width is 3.31mm, the distance at the point of leaf roots O at a distance of 4.39mm cross-sectional width is 2.35mm, the distance leaf distance of root O point to 5.9mm at the cross-sectional width is 4.71mm, from root portion O at the point at a distance of 7mm cross-sectional width is 7.07mm, from root portion O at the point at a distance of 7.75mm cross-sectional width is 9.45mm, the distance leaves roots O point at a distance of 8.72mm, the section width is 14.21mm, distance leaf roots O point at a distance of 9.21mm, the section width is 18.99mm, the distance from the point where the leaf roots O Department of 27.52mm, the section width is 9.45mm, the distance leaves roots O point at a distance of 36.87mm, the section width is 9.19mm, the distance leaves roots O point at a distance of 46.25mm, the section width is 8.58mm, the distance Leaves from the root at the point O is 55.63mm at cross-sectional width is 7.61mm, the distance at the point of leaf roots O at a distance of 64.98mm cross-sectional width is 6.19mm, the distance at the point of leaf roots O at a distance of 74.26mm, section width is 4.85mm, the distance from the root portion at the point O is 83.44mm at cross-sectional width is 3.08mm, the distance from the root portion at the point O is 87.99mm at cross-sectional width is 2.06mm, from root portion at a point O 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,截面宽度是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。 VV cone section width are: Distance leaf root O point at a distance of 1.17mm, the section width is 3.38mm, the distance leaves roots O point at a distance of 2.35mm, the section width is 4.51mm, the distance O Ye roots at a distance of 4.71mm at the point of cross-sectional width is 6.15mm, from root portion O at the point at a distance of 7.07mm cross-sectional width is 7.19mm, from root portion O at the point at a distance of 9.45mm cross-sectional width is 7.96mm, the distance from the leaf to the root O point 14.21mm at the section width is 8.97mm, the distance from the leaf to the root O point 18.99mm at the section width is 9.49mm, the distance from the leaf to the root O point 28.62mm at the section width is 9.76mm, the distance leaves roots O point at a distance of 38.3mm, the section width is 9.51mm, the distance leaves roots O point at a distance of 48mm, the section width is 8.81mm, the distance leaves roots from O point is 57.7mm at the cross-sectional width is 7.88mm, from root portion O at the point at a distance of 67.38mm cross-sectional width is 6.58mm, from root portion O at the point at a distance of 77.01mm cross-sectional width is 4.99mm, the distance leaves roots O point at a distance of 86.55mm, the section width is 3.17mm, the distance leaves roots O point at a distance of 91.29mm, the section width is 2.11mm, the distance from the point where the leaf roots O of 100mm at the 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。 VI-VI section width of the cone are: leaf root O distance at the point at a distance of 1.24mm, the section width is 3.49mm, the distance leaves roots O point at a distance of 2.49mm, the section width is 4.7mm, the distance leaves distance of root O point is 4.98mm at the cross-sectional width is 6.4mm, the root from the leaf at the point O at a distance of 7.48mm cross-sectional width is 7.49mm, from root portion O at the point at a distance of 5.98mm, cross section width is 8.31mm, the distance leaves roots O point at a distance of 15.0mm, the section width is 9.37mm, the distance leaves roots O point at a distance of 20.04mm, the section width is 9.92mm, the distance at the point O Ye roots at a distance of 30.16mm, the section width is 10.22mm, distance leaf roots O point at a distance of 40.32mm, the section width is 9.97mm, the distance leaves roots O point at a distance of 50.5mm, the section width is 9.31mm, distance from the leaf to the root O point 60.69mm at the section width is 7.99mm, the distance from the leaf to the root O point 70.84mm at the section width is 6.89mm, the distance from the leaf to the root O point at 80.96mm cross-sectional width is 5.22mm, the distance from the root portion at the point O is 91.02mm at the cross-sectional width is 3.31mm, from root portion O at the point at a distance of 96.02mm cross-sectional width is 2.21mm, from root portion O point at a distance of 102mm at 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,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。 VII-VII section width of the cone are: leaf root O distance at the point at a distance of 1.29mm, the section width is 3.57mm, the distance leaves roots O point at a distance of 2.58mm, the section width is 4.81mm, the distance leaves distance of root O point is 5.17mm at the cross-sectional width is 6.59mm, from root portion O at the point at a distance of 7.76mm cross-sectional width is 7.71mm, from root portion O at the point at a distance of 10.36mm, a cross-sectional width is 8.39mm, the distance leaves roots O point at a distance of 15.56mm, the section width is 9.31mm, the distance leaves roots O point at a distance of 20.77mm, the section width is 9.39mm, the distance at the point O Ye roots at a distance of 31.24mm, the section width is 9.82mm, the distance leaves roots O point at a distance of 41.74mm, the section width is 9.75mm, the distance leaves roots O point at a distance of 52.25mm, the section width is 9.24mm, distance from the leaf to the root O point 62.76mm at the section width is 8.42mm, the distance from the leaf to the root O point 73.26mm at the section width is 7.26mm, the distance from the leaf to the root O point at 83.73mm cross-sectional width is 5.82mm, the distance from the root portion at the point O is 94.14mm at the cross-sectional width is 3.69mm, from root portion O at the point at a distance of 99.33mm cross-sectional width is 2.13mm, from root portion O point at a distance of 104mm at 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 utility model is designed in accordance with the theory of quasi-three-dimensional flow Meridian accelerate energy-saving fan, with high efficiency, low noise, small size, light weight, efficient wide area, high performance tuning range of advantages; using this utility model system efficiency saving fans are widely used in metallurgy, nonferrous metals, gold, chemicals, building materials and other non-gas mines, all kinds of plants and ventilation exhaust air defense engineering and tunnel dust, is an ideal high efficiency, low noise energy-saving equipment.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
CN101586580B19 May 200914 Dec 2011株式会社日立工业设备技术叶片、叶轮、涡轮流体机械、叶片的制造方法以及制造装置
US836072919 May 200929 Jan 2013Hitachi Plant Technologies, Ltd.Blade, impeller, turbo fluid machine, method and apparatus for manufacturing blade
US926616613 Dec 201223 Feb 2016Hitachi, Ltd.Blade, impeller, turbo fluid machine, method and apparatus for manufacturing blade
Classifications
International ClassificationF04D29/38, F04D29/34
Legal Events
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