Air purifier
Air
Mijia
Xiaomi
Air Purifier
Exhaust Ventilation
Purification
PM25
DIY Desktop Air Purifier Compatible with Xiaomi Mijia Fresh Air Conditioner Filter Cartridges

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Released 2025-08-12
DIY空气净化器(小米米家新风空调滤芯版)
模型概述:
该模型适用小米新风空调的滤芯,即外尺寸为156mm*140mm*16mm的滤芯。模型尺寸为:166mm*166mm*116 mm(L*W*H)。采用12V DC 5521供电接口,可使用家中路由器、光猫、台灯等常见小电器的电源适配器进行供电,采用14025风扇以保证风量,配合PMW调速模块实现转速调控。推荐使用PLA Basic / PLA Matte进行打印。
所需材料:
| 材料名称 | 所需数量 | 示意图 |
|---|---|---|
| 14025风扇 | 1 | ![]() |
| M5*8 十字沉头螺丝(一般随风扇附赠) | 4 | ![]() |
| PWM调速模块 | 1 | ![]() |
| 5521 DC母口 | 1 | ![]() |
| 圆形磁铁(直径5mm,厚度1mm) | 8 | ![]() |
组装步骤:
- 去除打印件的裙边;
- 使用4颗M5*8螺丝(一般购买风扇随箱附赠)固定风扇;
- 将风扇4pin接头插入PWM调速模块插槽中;
- 将PWM调速模块的旋钮帽取下后使用自带螺母锁入外壳;
- 将打印好的旋钮插入PWM调速模块旋杆;
- 将DC母头使用自带螺母锁入外壳;
- 将DC木头正负极线与PWM调速模块正负极线缆连接并绝缘;
- 将多余线缆塞入风扇与外壳之间的缝隙;
- 使用胶水将磁铁粘贴至顶部网板和风扇组件的预留孔位;
- 安装滤芯至底座;
- 将底座嵌入上部风扇组件;
- 完成!
========================================请特别注意磁铁的南北极!!!========================================

我使用的材料:
| 材料名称 | 购买链接 | 示意图 |
| 14025风扇 | https://item.jd.com/100070078650.html | ![]() |
| M5*8 十字沉头螺丝(一般随风扇附赠) | https://item.jd.com/10109034720308.html | ![]() |
| PWM调速模块 | https://item.taobao.com/item.htm?id=861636757955&skuId=5847925171967&spm=tbpc.boughtlist.suborder_itemtitle.1.1d1f2e8dqUJ2ZQ | ![]() |
| 5521 DC母口 | https://mobile.yangkeduo.com/goods.html?ps=DkbIBxtwOM | ![]() |
| 圆形磁铁(直径5mm,厚度1mm) | https://detail.tmall.com/item.htm?id=578756566510&spm=a1z10.1-b-s.w4004-25699221409.2.70bb7824A1IC14 | ![]() |
PS:仅作为标准参考,与商家并无利益关系,您可以自由在其他店铺选购相同规格的部件。 | ||
Originality of the Model
The author declares that this work is their personally original model
This model is licensed under the following terms:
Credit must be given to the creator
Only noncommercial uses of the work are permitted
Remixes must be shared under the same license
Models(1)
空净(新风滤芯).3mfDesigner740.68 KB
2025-08-10
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