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    • 23. 发明公开
    • HOLDING STRUCTURE OF FAN BLADE
    • HALTESTRUKTUR EINER VENTILATORSCHAUFEL
    • EP1995468A1
    • 2008-11-26
    • EP07738348.7
    • 2007-03-13
    • IHI Corporation
    • OKA, Takashi
    • F04D29/34F01D5/30F02K3/06
    • F04D29/34F01D5/3007F01D5/3015F01D5/323F01D5/326F04D29/322F05D2220/36Y02T50/671
    • A disk 10 includes a plurality of dovetail grooves 12 which are spaced at a predetermined angular interval in a circumferential direction and extend in an axial direction. A fan blade 20 includes a dovetail part 22 which is fitted to each of the dovetail grooves in an axial direction and capable of transmitting a centrifugal force produced during rotation to the disk. The fan blade 20 further includes a projecting part 24 which is positioned in rear of the dovetail part 22 and projects outward more than the dovetail grooves 12 in a circumferential direction. The projecting part 24 is set to be such a size that the projecting part does not interfere with the dovetail groove 12 when the dovetail part 22 is positioned on the inner side of the dovetail groove 12 in a radial direction.
    • 盘10包括多个燕尾槽12,其沿圆周方向以预定的角度间隔间隔开并沿轴向方向延伸。 风扇叶片20包括燕尾部分22,该燕尾部分22在轴向方向上装配到每个燕尾槽,并​​且能够将旋转期间产生的离心力传递到盘。 风扇叶片20还包括突出部分24,该突出部分24位于燕尾部分22的后部,并且在圆周方向上比燕尾槽12向外突出。 突出部24被设定为当燕尾部22位于燕尾槽12的径向内侧时突出部不与燕尾槽12发生干涉的尺寸。
    • 25. 发明公开
    • Axial fan
    • 轴流风扇
    • EP1845268A1
    • 2007-10-17
    • EP07075273.8
    • 2007-04-11
    • Howden Netherlands B.V.
    • Olthof, Henricus Johannes BernardusCipelletti, GiorgioVan der Spek, Hendrik Fedde
    • F04D29/34F04D29/36
    • F04D29/34F04D29/36
    • The invention relates to an axial fan (50) comprising a boss (51) and a number of blades (52) evenly distributed and arranged to the boss (51), wherein the blades (52) have an aerofoil profile,
      each blade (52) is arranged to the boss (51) with a strip (53),
      wherein each blade is hollow and the strip (53) is at least partially inserted into the blade, and that
      at least one fastener (58) runs from the surface of the blade (52) through a corresponding opening (56) in the strip to the opposite surface of the blade,
      wherein the corresponding opening (56) in the strip (53) is a slot, such that the pitch of the blade is adjustable, by rotation of the blade (52) relative to the strip (53) along the axial axis of the blade.
    • 本发明涉及一种包括凸台(51)和均匀分布并布置在凸台(51)上的多个叶片(52)的轴流风机(50),其中叶片(52)具有翼型轮廓,每个叶片 )通过带(53)布置到凸台(51)上,其中每个刀片是中空的并且带(53)至少部分地插入到刀片中,并且至少一个紧固件(58)从表面 刀片52通过带材中的相应开口56到达刀片的相对表面,其中条带53中的相应开口56是槽,使得刀片的节距可调, 通过叶片(52)沿着叶片的轴向轴线相对于条带(53)的旋转。
    • 26. 发明公开
    • Dispositif pour bloquer les aubes d'un disque de turbomachine
    • Laufschaufelschlossfüreine Turbomaschinenrotorscheibe
    • EP1801355A1
    • 2007-06-27
    • EP05292779.5
    • 2005-12-23
    • Techspace Aero
    • Ernst, Philippe
    • F01D5/30
    • F01D5/3038F04D29/34F05B2260/301
    • Dispositif pour bloquer les aubes (13) d'un disque (7) de turbomachine dans la direction circonférentielle du disque, ces aubes étant retenues par leur pied (18) dans une rainure circonférentielle (6) du disque. Ce dispositif est destiné à être introduit dans ladite rainure (6) et comprend un verrou (5) passant d'une position déverrouillée à une position verrouillée sous l'action de moyens de poussée (3) en appui sur le fond de la rainure (6). Le verrou (5) présente une première et une deuxième faces latérales opposées (9, 11) et la première face latérale (19) du verrou présente une surface d'appui en rotation. Le verrou (5) est apte à se déplacer en rotation, autour de cette surface d'appui, dans un plan perpendiculaire à la direction circonférentielle, pour passer de sa position déverrouillée à sa position verrouillée.
    • 成形为将涡轮机叶片(13)固定在盘形槽(6)中的叶片锁(5)具有第一侧面(19),该第一侧面(19)具有与第一唇缘的上边缘 9)和凹槽的基部,因为其在自由和锁定位置之间由推力元件(3)枢转。 推力元件是插入穿过锁的螺纹孔中的螺钉的形式。 锁的第二侧面(11)具有防止锁定在其锁定位置时的任何周向运动的凸耳(15)。
    • 29. 发明公开
    • Fan hub
    • 风扇毂
    • EP1050683A3
    • 2002-10-09
    • EP00500042.7
    • 2000-03-16
    • SOLER Y PALAU, S.A.
    • Brull Mir, Jordi
    • F04D29/36F04D25/08
    • F04D29/329F04D29/34
    • The arrangement is formed by the combination of a number of standardised parts such as a sleeve (33), a back half casing and a front half casing (21,22), both being generally equal to one another and having a semicylindrical configuration with no upper base. From the edge (24) thereof a flap (25) is formed provided with a number of openings (26) and flanges located at the side surface thereof. Said half casings (21,22) may be coupled through clamping means provided at the base thereof by combining bores (27), rods (30) and nuts (32) tightly clamping them in such a way that the skirt (10'a) of said blades (10') is located therein, which blades (10') are manufactured in a conventional way. However, said base is provided with such a skirt which finishes at the only free end thereof in a ringed rim (10'b). The skirt and the rim (10'b) are accommodated in a bracket (38) which is clamped between the above mentioned back and front half casings (21,22).
    • 30. 发明公开
    • Device for connecting a fan blade to a rotor of a ceiling fan motor
    • Ans ors or ung ung ung ung ung ors ors ors ors ors ors ors ors ors ors ors ors ors ors ors ors ors ors
    • EP1239162A1
    • 2002-09-11
    • EP01650022.5
    • 2001-02-26
    • King of Fans, Inc.
    • Bucher, Charles E.Bucher, John CWu, Shih-Tza
    • F04D25/08F04D29/34
    • F04D29/34F04D25/088
    • Captive fasteners (50,101,150,250) and alignment posts (310,330,340) for allowing ceiling fan blade arms (40) to be easily and safely mounted onto ceiling mounted motors (10). Fasteners (50) such as Philips head screws, regular head screws and bolts can be held captive in place on blade mounting arms with rubber grommet type washers (101). The grommet type washers have portions that can be sandwiched between the fastener head and the mounting arms and sandwiched between the mounting arms and rotating member on the ceiling fan motor in order to reduce vibration noise and movement. Alternatively, novel captive fasteners (150) having a thicker neck poriton between a threaded end and the head can be positioned within the grommet type washers. A second embodiment of the captive fastener (250) is floatingly supported within the mounting arm between the fastener head and a ledge within the mounting arm throughole, with an enlarged threaded end of the fastener on the opposite side of the ledge. A tip portion of these captive fasteners can remain extended from the upper surface of the mounting arm and is used to guide the fasteners to the mateable threaded openings on the bottom of the rotating member on the motor. A third embodiment incorporates at least one alignment post (310,330,340) and mateable receiving hole for allowing the mounting arm to be properly aligned with the correct position on the rotaring member. The alignment posts can be tapered, rounded or having flat sides such as squares and hexagons, to further position and hold the mounting arms to the rotating members on the motor. The alignment post(s) can be located on the upper surface of the mounting arms or extend downward from the rotating member of the motor. With the alignment posts either or both captive fasteners or regular fasteners such as bolts, regular head and Philips head screws can be used. Additionally, the alignment post(s) can be used without the grommet shaped washers. The alignment members and captive fasteners eliminate wobble effects by evenly attaching the mounting blade arm to the ceiling fan motor.
    • 固定式紧固件(50,101,150,250)和对准柱(310,330,340),用于允许吊扇叶片臂(40)容易且安全地安装在吊顶安装的马达(10)上。 紧固件(50),如飞利浦头螺钉,普通头螺钉和螺栓可以用橡胶垫圈垫圈(101)固定在刀片安装臂上。 垫圈式垫圈具有可夹在紧固件头部和安装臂之间的部分,并夹在吊扇和旋转部件之间,以减少振动噪声和运动。 或者,具有在螺纹端和头部之间的较粗颈部的新颖的紧固件(150)可以定位在索环式垫圈内。 紧固件(250)的第二实施例在安装臂之间浮动地支撑在紧固件头部和安装臂通孔内的凸缘之间,紧固件的扩大的螺纹端在凸缘的相对侧上。 这些固定紧固件的尖端部分可以从安装臂的上表面保持延伸,并且用于将紧固件引导到电动机上的旋转构件的底部上的可配对的螺纹开口。 第三实施例包括至少一个对准柱(310,330,340)和可配合接收孔,用于允许安装臂与转动构件上的正确位置适当对准。 对准柱可以是锥形的,圆形的或具有诸如正方形和六边形的平坦侧面,以进一步将安装臂定位并保持在电动机上的旋转构件上。 定位柱可以位于安装臂的上表面上或从电动机的旋转构件向下延伸。 使用对准柱可以使用固定紧固件或常规紧固件(例如螺栓,常规头部和飞利浦头部螺钉)。 另外,可以使用对准柱,而不需要垫圈形垫圈。 校准构件和固定紧固件通过将安装刀臂均匀地连接到吊扇电机来消除摆动的影响。