The utility model relates to the technical field of axial flow fan, in particular to a new double plate axial flow fan hub, which includes a hub body, the hub body is composed of an upper hub plate, a lower hub plate, a shaft sleeve, a shaft sleeve flange, a mounting base and a fixing bolt, the mounting base includes an upper mounting base and a lower mounting base, the lower end of the shaft sleeve is fixedly connected with the lower hub plate through a shaft sleeve flange, and the upper end is fixedly connected with a lower hub plate through a shaft sleeve flange The shaft sleeve flange is fixedly connected with the upper hub plate, the center of the lower mounting base and the upper mounting base are respectively provided with blade joint grooves, the mounting base is provided with fixing screw holes, the upper hub plate and the lower hub plate are provided with fastening through holes, the upper mounting base and the upper hub plate are provided with adjusting gaskets, the fixing bolts are fixedly connected with the upper hub plate, the mounting base and the lower hub plate, and the upper spacing of the lower mounting base is provided with fastening through holes The fixing pin hole is arranged on the upper interval of the lower hub plate, and the lower mounting base is connected with the lower hub plate through the positioning pin. The utility model has the advantages of convenient installation and disassembly, fast and accurate positioning, high efficiency, time and labor saving, etc.
【技术实现步骤摘要】
新式双板轴流风机轮毂
本技术涉及轴流风机
,具体来说是指一种新式双板轴流风机轮毂。
技术介绍
轴流风机轮毂是风机的关键部件,轮毂通常有两种,一种轮毂外缘设有圆环加强筋,在加强筋的端面上设有叶片接头的安装座,叶片经叶片接头卡在安装座上的凹槽中经U形螺栓穿过安装座与加强筋固定连接,优点是安装方便,不足是:轮毂笨重,成本高,抗弯强度不够;另一种轮毂是由上盘、下盘、轴套、轴套法兰、安装座和固定螺栓组成,安装座包括上安装座和下安装座,轴套下端经轴套法兰与下盘固定连接,上端经轴套法兰与上盘固定连接,上盘与下盘之间的外圆面上圆周阵列有下安装座和上安装座,下安装座和上安装座中心分别对应设有叶片接头凹槽,且为了降低叶根弯矩,通常将下安装座的上端面和上安装座的下端面对应设置成斜面,上盘、上安装座、下安装座和下盘经固定螺栓固定,如本申请人在2012年申请了公告号为CN102927047B,名称为大型轴流叶轮的专利技术专利,具体包括轮毂、叶片接头和叶片,轮毂是由上盘、下盘、轴套、轴套法兰、安装座和固定螺栓组成,安装座包括上安装座和下安装座,轴套下端经轴套法兰与下盘固定连接,上端经轴套法兰与上盘固定连接,下安装座和上安装座中心分别对应设有叶片接头凹槽,安装座上设有固定螺孔,上盘和下盘对应固定螺孔分别设有紧固通孔,其特征在于上盘外圆相邻安装座的紧固通孔之间设有安装缺口,安装缺口的宽度大于安装座的宽度,安装座上相邻两个固定螺孔之间分别设有安装螺孔,安装螺孔沿下盘轴向设置,安装螺孔下方的下盘上对应设有安装通孔,安装座经安装螺栓穿过安装螺孔与下盘固定连接,上述专利的优点是由于采用双层 ...
【技术保护点】
1.一种新式双板轴流风机轮毂,包括轮毂本体,所述轮毂本体是由上轮毂板、下轮毂板、轴套、轴套法兰、安装座和固定螺栓组成,安装座包括上安装座和下安装座,轴套下端经轴套法兰与下轮毂板固定连接,上端经轴套法兰与上轮毂板固定连接,下安装座和上安装座中心分别对应设有叶片接头凹槽,安装座上设有固定螺孔,上轮毂板和下轮毂板对应固定螺孔分别设有紧固通孔,其特征在于:设有调整垫片和定位销,所述上安装座与上轮毂板之间设有调整垫片,所述调整垫片上设有与固定螺孔相对应的垫片螺孔,所述固定螺栓穿过上轮毂板、调整垫片、上安装座、下安装座和下轮毂板经螺母锁紧将上轮毂板、安装座和下轮毂板固定连接,所述下安装座上间隔设有固定销孔,所述下轮毂板上间隔设有与固定销孔相对应的紧固销孔,所述下安装座经定位销与下轮毂板相连接。
【技术特征摘要】
1.一种新式双板轴流风机轮毂,包括轮毂本体,所述轮毂本体是由上轮毂板、下轮毂板、轴套、轴套法兰、安装座和固定螺栓组成,安装座包括上安装座和下安装座,轴套下端经轴套法兰与下轮毂板固定连接,上端经轴套法兰与上轮毂板固定连接,下安装座和上安装座中心分别对应设有叶片接头凹槽,安装座上设有固定螺孔,上轮毂板和下轮毂板对应固定螺孔分别设有紧固通孔,其特征在于:设有调整垫片和定位销,所述上安装座与上轮毂板...
【专利技术属性】
技术研发人员:孙曙光,王新,
申请(专利权)人:威海克莱特菲尔风机股份有限公司,
类型:新型
国别省市:山东,37
还没有人留言评论。发表了对其他浏览者有用的留言会获得科技券。