第1页:轴承是风扇的灵魂
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SUOYI,RUGUOWOMENXIANGYAOTIAOXUANCHUYIKUANSHIHEZIJISHIJIXUQIUDEFENGSHAN,SHOUXIANYAOCONGZHOUCHENGDELEIXINGXIASHOU。WEILERANGGENGDUODEWANJIADUIKANSIBUQIYANDEFENGSHANZHOUCHENGYOUYIGEGENGJIASHENKEDELIJIE,BENPIANWENZHANGJIANGZHUYAOWEIRAOBUTONGLEIXINGDEZHOUCHENGSHUOQI,CONGCANSHUXINGNENGDAOYOUQUEDIANFENXI,RANGWANJIAMENZAIXUANGOUFENGSHANSHI,ZUODAOXINZHONGYOUSHU。

封闭式滚珠轴承
在散热器领域,风扇的轴承主要分为使用滑动摩擦的含油轴承(套筒轴承)和使用滚动摩擦的滚珠轴承以及两种轴承形式的混合这三大类。而每个类型的轴承还根据不同的技术分为多个类别,比如滚珠轴承有单滚珠和双滚珠两种。
第2页:常见的含油和液压轴承
?含油轴承(Sleeve Bearing)
HANYOUZHOUCHENGSHISHIYONGHUADONGMOCADETAOTONGZHOUCHENG,SHIYONGRUNHUAYOUZUOWEIRUNHUAJIHEJIANZUJI。SUIRANZAOYINDI,ZHIZAOCHENGBENYEDI,DANMOSUNYANZHONG,SHOUMINGJIAOGUNZHUZHOUCHENGYOUHENDACHAJU。ERQIESHIYONGSHIJIANYIZHANG,YOUYUYOUFENGDEYUANYIN,RUNHUAYOUHUIZHUJIANHUIFA,ERQIEHUICHENYEHUIJINRUZHOUCHENG,CONGERYINQIFENGSHANZHUANSUBIANMAN,ZAOYINZENGDADENGWENTI。

普通含油轴承

含油轴承结构图
当含油轴承内部的润滑油脂不足时,会出现明显的“偏心”状态,严重时会导致风扇扇叶停转,造成被散热设备散热不及时,所以普通含油轴承不适合高转速的风扇和较大尺寸(9cm以上)的风扇使用。通常含油轴承风扇产品寿命为5000-8000小时。
?液压轴承(Hydraulic Bearing)
液压轴承是在含油轴承的基础上改进而来的。液压轴承拥有比含油轴承更大的储油空间,并有独特的环回式供油回路。经过改进后的液压轴承,比含油轴承有着更长的使用寿命,而同样有着低运行噪音的优点。

液压轴承结构

液压轴承由AVC首创
液压轴承的平均寿命为40000小时,最初由AVC首创。随着目前更多的散热器厂商使用液压轴承技术,让这种轴承类型的风扇在目前散热器市场上有着较高的比重。低廉的价格和低噪音成为了不少普通装机用户的首选。
第3页:更长寿命的滚珠轴承
更长寿命的滚珠轴承
GUNZHUZHOUCHENGGAIBIANLEZHOUCHENGDEMOCAFANGSHI,CAIYONGGUNDONGMOCA,ZHEIYIFANGSHIGENGWEIYOUXIAODEJIANGDILEZHOUCHENGMIANZHIJIANDEMOCAXIANXIANG,YOUXIAOTISHENGLEFENGSHANZHOUCHENGDESHIYONGSHOUMING,YEYINCIJIANGSANREQIDESHIYONGSHOUMINGYANZHANG。SUODAILAIDEQUEDIANJIUSHIGONGYIGENGWEIFUZA,DAOZHICHENGBENTISHENG,TONGSHIYEDAILAIGENGGAODEGONGZUOZAOYIN。

滚珠轴承
?单滚珠轴承(1 Ball Bearing)

单滚珠轴承结构图
单滚珠轴承(1 Ball+1 Sleeve Bearing) 是对传统含油轴承的改进,采用滑动摩擦和滚动摩擦混合的形式,其实就是用一个滚珠轴承搭配一个含油轴承的方式来降低双滚珠轴承的成本,它的转子与定子之间 用滚珠进行润滑,并配以润滑油。它克服了含油轴承寿命短,运行不稳定的毛病,而成本上升极为有限。单滚珠轴承吸收了含油轴承和双滚珠轴承的优点,将轴承的 使用寿命提升到了40000小时,缺点是在加入滚珠之后,运行噪声有所增大,但仍小于双滚珠轴承。
?双滚珠轴承(2 Ball Bearing)

双滚珠轴承结构图
双滚珠轴承(2 Ball Bearing) 属于比较高档的轴承,采用滚动摩擦的形式,采用了两个滚珠轴承,轴承中有数颗微小钢珠围绕轴心,当扇页或轴心转动时,钢珠即跟着转动。因为都是球体,所以摩擦力较小,且不存在漏油的问题。双滚珠轴承的优点是寿命超长,大约在50000-100000小时。抗老化性能好,适合转速较高的风扇。某些玩家比较热衷的“暴力扇”,就是使用的双滚珠轴承。
第4页:来福和流体动态轴承
来福和流体动态轴承
SUIRANGUNZHUZHOUCHENGYOUZHEGENGZHANGDESHIYONGSHOUMING,DANSHIJIAODADEZAOYINDUIYUMUQIANDUOSHUWANJIALAISHUOHAISHIYIGEBIJIAOTOUTENGDEWENTI,SUOYIYIXIECHANGSHANGZAIYUANYOUDEHANYOUZHOUCHENGSHANGJINXINGGAIJIN,ZAIZUODAOTISHENGSHIYONGSHOUMINGDETONGSHI,YEKEYISHIXIANDIZAOYINDEYOUDIAN。ERLAIFUZHOUCHENGHELIUTIDONGTAIZHOUCHENGYOUCIERSHENG。
?来福轴承(Rifle Bearing)

来福轴承结构图

来福轴承工作原理
ZUOWEICHUANTONGHANYOUZHOUCHENGDEGAIJIN,LAIFUZHOUCHENGCAIYONGNAIMOCAILIAOZHICHENGGAOHANYOUZHONGKONGZHOUCHENG,JIANXIAOLEZHOUCHENGYUZHOUXINZHIJIANMOCALI,LAIFUZHOUCHENGHAIDAIYOUFANXIANGLUOXUANCAOJIDANGYOUCAODEZHOUXIN,ZAIFENGSHANYUNZHUANSHI HANYOUJIANGXINGCHENGFANXIANGHUIYOU,CONGERBIMIANHANYOULIUSHI,YINCITISHENGLEZHOUCHENGSHOUMING。LAIFUZHOUCHENGFENGSHANTONGGUOCAIYONGYISHANGJIEGOUJILINGJIAN,SHIDEHANYOUJIBAOYOUNENGLIDAFUTISHENG,BINGJIANGDILEZAOYIN。
?流体动态轴承(Hypro Bearing)
LIUTIDONGTAIZHOUCHENGKEYIKANCHENGSHILAIFUZHOUCHENGDEGAILIANGBAN,LIYONGRENZIXINGDEGOUCAOSHEJIKEYIYOUXIAODETISHENGLIUTIYALI。BUTONGYULAIFUZHOUCHENGDEXUNHUANHUILUGONGYOUXITONG,LIUTIDONGTAIZHOUCHENGJIANGRUNHUAYOUZHISHIZHONGGUDINGZAILEZHOUXINNEIBU。

流体动态轴承图解
ZHEIZHONG“LIUTIDONGTAIZHOUCHENG”,LIYONGWEIXIGOUCAODELIUTILIXUETEXINGRANGZHOUYUZHOUCHENGJIANXIZHONGCHONGMANRUNHUAJI,WEILERANGRUNHUAJIBAOCUNZHU,ZHOUCHENGBIAOMIANKEYOURENZIXINGGOUCAO,ZHUZHOUXUANZHUANSHILIUTIYALISHENGGAO,HAIKEYISHIRUNHUAJIJIZHONGZAIZHOUCHENGNEIBU,BURONGYIXIELU(ZHEIYESHIYOUFENGZHOUCHENGZUIDADEWENTI)。LINGWAI,CAIYONGZHEIYANGDEZHOUCHENGSHEJI,BUDANJINYIBUTIGAOLEFENGSHANDESHIYONGSHOUMING,BINGQIEHAINENGJINYIBUZENGQIANGFENGSHANZAIYUNXINGGUOCHENGZHONGDEJIANGZAOXIAOGUO,RANGFENGSHANGENGJIAANJING。DANGRANXIANGDUIYUCHENGBENLAISHUOYEXIANGDUIJIAODI,SHOUMINGYEGENGZHANG。
第5页:纳米陶瓷轴承
纳米陶瓷轴承
NAMITAOCIZHOUCHENG(NANO Ceramic Bearing,NCB) ZAIBENZHISHANGRENGRANSHIYIZHONGHANYOUZHOUCHENG,SHIYOUFUSHIKANGZAIQICHANPINZHONGSHOUXIANYINRUDE。CHUANTONGHANYOUZHOUCHENGFENGSHANZAISHIYONGGUOCHENGZHONGMOSUNBIJIAOYANZHONG,ZHANGSHIJIANSHIYONGSHIDEKEKAOXINGJIAODI。NAMIZHOUCHENGYOUXIAODEKE FULEZHEIGEWENTI,TAOCIZHOUCHENGJISHUCAIYONGLETESHUDEGAOFENZICAILIAOYUTESHUTIANJIAJICHONGFENRONGHE。

纳米陶瓷轴承

纳米氧化锆在显微镜下的颗粒
NAMITAOCIZHOUCHENGHEXINQUANMIANCAIYONGTESHUDEERYANGHUAHAOCAILIAO,SHIYONGCHONGMOJISHAOJIEGONGYIZHICHENG,JINGTIKELIYOUGUOQUDE60umXIAJIANGDAOLE0.3um,JUYOUJIANGU、GUANGHUA、NAIMODENGTEXING。

纳米陶瓷轴承
纳米陶瓷轴承具有很强的耐高温能力,不易挥发,这大大延长了风扇的使用寿命,纳米轴承的性质与陶瓷类似,越磨越光滑。据测试,采用纳米陶瓷轴承的风扇平均使用寿命都在150000小时以上。这项技术其实并非真正的纳米技术,所使用的材料也并非真正的纳米级材料,只不过是采用了纳米这样的字眼来吸引眼球罢了。
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第6页:主打静音的磁浮轴承
主打静音的磁浮轴承
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磁悬浮轴承结构图

磁悬浮轴承
YUCHUANTONGDEGUNZHUZHOUCHENG、HANYOUZHOUCHENGXIANGBI,CIZHOUCHENGBUCUNZAIJIXIEJIECHU,ZHUANZIKEYIYUNXINGDAOHENGAODEZHUANSU,JUYOUJIXIEMOSUNXIAO、NENGHAODI、ZAOSHENGXIAO、SHOUMINGZHANG、WUXURUNHUA、WUYOUWURANDENGYOU DIAN,TEBIESHIYONGYUGAOSU、ZHENKONG、CHAOJINGDENGTESHUHUANJINGZHONG。CIXUANFUSHISHISHANGZHISHIYIZHONGFUZHUGONGNENG,BINGFEISHIDULIDEZHOUCHENGXINGSHI,JUTIYINGYONGHAIDEPEIHEQITADEZHOUCHENGXINGSHI,LIRUCIXUANFU+GUNZHU ZHOUCHENG、CIXUANFU+HANYOUZHOUCHENG、CIXUANFU+QIHUAZHOUCHENGDENGDENG。
第7页:气压球形轴承
气压球形轴承
ZUIJINYIDUANSHIJIAN,YIZHONGXINDEZHOUCHENGJISHUBEIGONGBUCHULAI,XUDUOJIAGEBUFEIDEGAODUANFENGSHANCHANPINRANGZHEIZHONGQIYAQIUXINGZHOUCHENG(Barometric Ball Bearin)BEIXUDUORENSUOGUANZHU。SHIYONGZHEIZHONGZHOUCHENGJISHUDEFENGSHANXIANGBICHUANTONGZHOUCHENGYOUZHEGENGJIAZHANGJIUDESHIYONGSHOUMINGYIJIGENGDIDEZAOYIN。

气压球形轴承结构图

气压球形轴承风扇
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第8页:各有优劣的轴承类型
各有优劣的轴承类型
最后,再来让我们看看目前这9种不同的轴承类型的一些参数对比。需要注意的是,下表中的噪音参数特指仅风扇轴承所发出的噪音,而风扇的整体噪音还需要根据扇叶的设计和转速两个参数的影响。
类型 |
使用寿命 |
工艺难度 |
制造成本 |
噪音 |
含油轴承 |
5000-8000 |
低 |
低 |
低 |
液压轴承 |
4万 |
中 |
低 |
低 |
单滚珠 |
4万 |
中 |
一般 |
中 |
双滚珠 |
5万-10万 |
中 |
高 |
高 |
来福轴承 |
4万 |
中 |
中 |
低 |
流体动态 |
5万 |
中 |
较高 |
低 |
纳米陶瓷 |
8万-10万 |
较低 |
高 |
低 |
磁浮轴承 |
5万 |
较高 |
较高 |
低 |
气压球形 |
10万 |
高 |
高 |
低 |
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