一个3v电机发出的电是多少?如果用十个3v电机发电,那么电量是否可以增大电是否以此类推?

2025-03-11 16:52:11
推荐回答(1个)
回答1:

玩具电机用来发电很简单: 玩具电机不用改就可以发出直流电;玩具电机太微型的发出的电力小,请选用大一点的较好。 准备好50瓦电烙铁、微型电钻、几个常用小钻头、焊锡膏、焊锡、铁皮清凉油盒、铁皮罐头盒、10毫米膨胀螺丝套管、小号自行车辐条、1毫米厚白铁皮边角料、细弹簧。 步骤(先用这电动机做个很有乐趣的离心式小水泵): ①泵体可用易焊接的铁质“清凉油”盒子制作,将“清凉油”盖子正中钻个直径6毫米的圆孔,给孔上焊上一个罐头铁皮卷制的小喇叭口作为进水口。 ②再给清凉油盒的正中心,钻个和自行车辐条一样大小的孔;然后将盖子盖上,在圆周斜切处开个直径6毫米的洞口(盖子上会有个圆缺)。 ③用1毫米白铁皮,剪两个和10毫米膨胀螺丝套管内径一样大的圆片,将这两个圆片的正中钻上和自行车辐条一样大的孔,并将这两个铁皮分别紧紧地嵌进膨丝套管的内两端,把套管一端的圆片焊牢,把另一端圆片也焊牢的同时在端部和周边都搪上锡。 ④用1毫米白铁皮加工一个小于清凉油盒内径3毫米的圆片,在正中间用铁钉钉一个小于辐条的小方孔,截取一段总长大于套管1厘米的辐条,将一端1.5毫米锉成稍稍大于小方孔的方形。 ⑤把清凉油盒背面正中大于套管3毫米的范围搪上一圈锡,将辐条穿过套管穿过清凉油盒,将套管搪锡的一端和搪锡的清凉油盒正贴准焊牢。 ⑥把钉了小方孔的圆片上,留下中心8毫米直径的空位,沿8毫米圆周至圆片边沿焊上6-8小片离心导水片(用罐头薄铁皮剪制成小长方形,宽度以盖上清凉油盒盖还有1毫米缝隙为准)。 ⑦将叶轮的方孔敲进那段小辐条的方头并调平加焊,然后对准缺口盖上盖子,把盒与盖子焊封闭,并将圆周斜切处牢牢地焊上一根约1厘米长6毫米直径由罐头薄铁皮卷制成的出水管。 ⑧剪一个钻了辐条孔的5毫米直径的圆铁片,将它套进套管露出约1厘米的轴上推进紧贴套管的端部,把将这小圆片加焊让它和轴焊死,便成为防止叶轮滑向清凉油盖摩擦的挡板。(此刻水泵就算完成) ⑨再将1毫米厚的白铁皮剪成一个合适的“凸”形,将大的一端弯成圆弧抱住电机外壳,小的一端也弯成抱住套管的圆弧,并把内孔稍小于电机和水泵轴的弹簧截取1.5厘米,用这弹簧把电机和水泵的轴套上,两轴间相隔5毫米作为柔性联轴器;再精心调整让电机的轴和水泵的轴固定在同一条轴线上,最后分别把电机和水泵在“凸”形铁皮上加焊固定。(此刻完成了电机和水泵的连接固定) 抽水:接通电源使电机旋转方向和水泵出水方向一致,将泵插入清水中即可从泵的出水口喷出,扬程可达3-5米(可接小水管用来浇花)。 发电:将水泵的出水管接上一根医用橡皮管,将橡皮管接在自来水龙头上,徐徐打开龙头向水泵输水(水从进水口高速泄出),水泵在水力的推动下就会变成高速旋转的水轮机带动这个电机发电了。 供电:在水轮机的高速运转下,这稍大的玩具电机可发出大约3V0.3A的直流电能,这个电力能使一个2.5V0.3A的电珠发出白光;能使一个小玩具电机高速旋转。 (最小的玩具电机只能发出大约2V0.2A电能,能使一个2.5V0.3A的电珠仅仅发出红光) 我的回答完毕,若有疑问请追问。 (注:这是我给我儿子做过的玩具)

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