推荐回答(5个)
电风扇不转的原因如下:
1、缺乏润滑油。风扇转轴部分是要确保有润滑油的,不然风叶在上面的动机拖动不了。如果是自己在家里,可以选择关闭电源,然后拨动风叶,如果旋转比较僵硬的话,基本上就可以确定是没有润滑油了。拆下后,转轴还能正常运转,这说明电机没有坏掉。如果不行那就是其他的问题。
2、用久了引起的磨损。风扇用久了,电机会损耗,电机的轴套磨损后,很容易烧掉。电机用久了,同样会使得电机的内阻变大,带负载能力变低,导致无法带动风叶旋转。
3、电机过热。电机过热会引起电机带负载能力变差,电机的有功功率变低,导致无法带动负载。在风扇的装置里有电机,电机内会有个过热断路器,如果线圈绕组的地方发生短路,会让发热量短时间内增加,这样情况下电机都会“罢工”。
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扩展资料
为了防止出现电风扇不转的情况,在日常要注意电风扇的正确虚陪使用,具体要注意以下几点:
1、启用电风扇之前注入润滑油,每年启用电风扇之前,应往加油孔内注入润滑油;若是带摇头功能的风扇,齿轮箱内的润滑脂应3年就更换一次。
2、电风扇摆放位置有窍门,在使用电风扇时,可以将风扇放置在门或窗的旁边,这样放置风扇,便于空气流通,提高降温效果,缩短使用时间,可减少风扇的耗电量。
3、启动电风扇时先选择快档,不少人习惯先从慢档开始,认为这样省电,其实,这样做适得其反。因为用慢档电压低,启动速度慢,电流比正常大4~8倍,电机线圈发热增高,不仅耗电多,还影响风扇使用寿命。因此,孝誉乱启动风扇时,最好先用快档,待转速正常后,再调节到慢档运行。
参考资料来源:人民健康网-四招选购电风扇
参考资料来源:百度知道-电风扇巧档
风扇放置一个冬天后,它里面的润滑油变质了,你可以把扇叶卸下,再在轴的两头加进一些润滑油就可以了;你在启动风扇如果风扇发出翁翁的响声,而转不起来的话,这有可判棚能是启动电容坏了;你用手去转型盯动叶轮,还是转不起来,可能是风扇两头的铜套不同心,只需要卸下慢慢调试就才行。另外,风扇里还有一个热敏电阻,如果没有油而不转的话,通电后要冷却掘租则一会才能做铜套不同心的调整!希望你能把它给修好!
线检查插座是否接触良好即多换一个地方插一下,确定有敬乱电按下档位开关摸电机是否在震动并有嗡嗡声,有声音用手顺时针转动风叶看能否启动,若没有声音旋转定时器拆开风扇底盘将定时器或调速的档位线分别短路试一下看能否启动,若还是不行徐拆开电机外壳,接保险丝的那跳线拔出来猛宽,将保险丝直接短枝稿亮路
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