图片展示如何DIY4S18650航模动力电池
https://p3-sign.toutiaoimg.com/tos-cn-i-axegupay5k/234f72fc7f4a45d4be7f6eb9dfd8e526~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=AGo6y3rheJ8e9nFmofFKw%2FZ9OWo%3D用16节10C的18650电池(亿纬锂能2500mah*4,LG2500mah*4,三星2500mah*4,东磁3000mah*4),DIY了4个4S航模动力模组,车船模、手抛机和一些低爆发力的4旋翼飞行器(比如小尺寸的远航穿越机)适用!下面是制作过程。
用到的物料:
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/95ce290f56414688b656ea4b40c309a6~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=MOZIPG1JMpANaC8QTRljJlQSrPk%3D
18650电池
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/ca4d605b6a1e4196acedb03b9769723d~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=lbqVG%2BYZSVjFZjcc3LZxlrUzlZU%3D
其他物料全家福
接下来单独介绍
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/5a419877f2a34e32be3bd458411a6a1f~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=l6BBzkoccQHBGw4NlNIQm6GisHg%3D
镀镍钢带
这个宽度和厚度都有一定的要求,如果是穿越机一类的大电流设备,宽度最好超过0.6CM,厚度必须大于0.12MM
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/1566e7da0b67444cb6ff98e6cba40d93~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=8swbVFeMsnqJ%2FV2lq4sgIKx9Jg4%3D
带硅胶线的XT-60母头
具体什么接口取决于所玩模型,我用的是XT-60,这个公母不能搞错,一般电池上都是母头,小功率设备16号线即可,我用的是12号线,更粗一些。线长最好不低于10CM,以免太短,影响在设备上接插。
https://p9-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/f46e03455ce14fb6afa79946707f2773~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=tNt%2BLRLeV3ZdVNm5GB1v4yWAa60%3D
4S平衡线
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/42843223e16f4f41a5ed4231961c7819~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=M%2BqPl4fTPjgOqbPC9c3UlsRS9Jw%3D
耐高温海绵减震垫
封装模组的时候使用,增加电池的抗冲击能力
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/3e012c4fb3e847818f922005b8678a29~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=c22eryr908SWjoQskrl7DNWmv2c%3D
青稞纸圈
粘贴在电池正极,防止因过热导致短路
https://p9-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/4f506cb7b0814e0f94b11c69a2097480~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=IAsi2yFZEfJWItD0pc%2Brp6dPpHw%3D
抗拉绑带
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/e7ce209e2cbf444fb5c97ad6dcc5cde4~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=C0X42hG1mG6jCz0gkIGFljvR%2FA8%3D
10-PVC热缩膜
4S18650电池,选择压扁宽度80MM的热缩膜即可
用到的工具:
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/14eac907c9154de18c766f2888fbd144~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=ia3QelEnXL5X1hT4%2FBqygXX4NmY%3D
工具全家福
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/6f4f6674d2714950be38061cacf7a007~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=14JdHcdaaWj%2FMSaTq09bPDPHHxo%3D
热熔胶枪
用于拼接、固定电池
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/3edce5cb59b649caa3950cccf65dcc4b~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=kd%2Fj6uJuSfvHLZK8GkiwCaK%2Bl%2B8%3D
便携式点焊机
用于焊接镀镍钢片到电池的正负极,当然,如果有专业的更好,其实便携式的也够用了
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/c5eb7efe564349209a2838ebc88e5a02~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=%2F3yuBlUNTnwFn%2BR305B%2Fj7F72bE%3D
电烙铁、焊锡丝、焊台夹具等
电烙铁一定要用可调温的,以便能快速在电池正负极上完成焊锡动作,避免损伤电池
https://p6-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/83d847b55a6c4578810ba768dbd90ef6~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=lk%2BRyt86dL7Sc65aEaBOET5%2BJOA%3D
各种钳、剪
用于处理线材和镍钢片
https://p26-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/e1393f76904243068070a66f838f5dfc~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=aPNkk9%2BW1ZGTfgscs1WeECVCiDM%3D
万用表
使用直流电压档测量电池电压以及接线是否正确
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/59be25aa72f0424e8563bdfe45dd219e~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=EkcoGmPpv0ZaOvhRJWWYgdcO87Q%3D
家用热风枪
用来加热PVC热缩膜,使其收缩以便包装电池模组,当然用专业的更好
下面开始DIY:
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/3deed592767f4ece99780b4dc40084ec~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=xkCMVLjCx8aGw6X4xe%2Bf9okRbJw%3D
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/24c94649548c4c94b74397c69cdbced3~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=yKImGhzMiA6z8oMm7GBF4RzBskg%3D
用热熔胶固定电池,正负交错
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/5720591c668342a4b4e6caa07a413003~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=RKD37dOHAGxXg7tOmrdcbfe1lp0%3D
正极贴上青稞纸圈,负极也可以贴,更安全
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/29b909f592e64c53ad2f4bcba2624bc5~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=mM%2Fop06Bc9KkXrQMEwBRBoIUMXI%3D
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/78f297e742ee4e529e0bcdc0363602ab~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=dS9P98oP%2BCwI2EmC7JyZXIxq22A%3D
焊接镍钢片将电池的正负极串联起来
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/a8663f2ba43f4d0b9300f2c0c6d35af1~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=uGoxPvnodCfPQGdxAi%2BOc2Dpuvo%3D
正负极上锡,烙铁温度一定要调高,调到450度以上,快速上锡,温度过高会损伤电池内阻
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/c3ec55ae98ab4eb28f2ec4929067189a~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=hf8CYtNeli8y9hnFDD%2B%2FpURWzZQ%3D
焊接XT60线
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/f60bbeea30494bfcb6066fe6d0b4b070~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=NHhzKeaFS0FilJZOwZoYwPY7%2BqI%3D
将4S平衡线裁剪至合适的长度,然后分别上锡,焊接至电池模组
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/4ccf626e064847b780ffdf07ea911b80~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=eqgGD0pToVW89LuIhN4D0uauxWg%3D
焊接好XT60母头和4S平衡线后的样子
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/bed7a8b387aa4b30b03b841fa7b443cc~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=fkJGb0mvNkAaA94rmzf6Khq%2FJbQ%3D
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/68485e525b134f0f9292a46238efb8d5~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=39aQgCPgcb2I%2Fyx0jETCTwOZNzs%3D
用万用表测量各焊接点电压,验证线路极性、顺序是否焊接正确
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/78a06a4271c04e80a412cf8ece1a6a7a~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=QrGaifjKkIYw8o%2F7CIn5j2OeMdE%3D
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/7384ac25f14f463593ba1cacef99e457~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=Wxfv%2FUO5eheLNj0yszk4qgQGU5k%3D
两端贴上青稞纸,加强防护
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/e99267239bbe490896f183310a61abec~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=JaerfLWvYXia7T%2FaAdVXXwS9WXg%3D
两端贴上减震海绵垫,并修剪至合适尺寸
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/06f47a172b1a4e86a66e3e63779fdd7b~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=evyesczRgpNXo86wihkf7qlX37c%3D
缠上抗拉绑带
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/bb38b38d41ac4a6bb80cc6f8349122ba~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=luAsMeXxoiMZRjH20tMUwWiZP3o%3D
套上PVC热缩膜,用热风枪加热,直至完全包裹住模组,贴上标签,完工
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/c4d6e3481d4f4755b221c5116aaea0fd~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=1mdNPBdfwL8ynP2Hn3VfUfPp2HE%3D
称个重,200克出头,有点分量了。
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/ff1a3c3199f5414a9e4a89cfd2209698~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=MPq5uWCZ7BMM%2BLLb94cQFCO45iQ%3D
用电脑主机电源改的DC电源,完美匹配平衡充电器
https://p3-sign.toutiaoimg.com/tos-cn-i-6w9my0ksvp/c7007de4723a4066ba70f8b4fce169a2~tplv-tt-large.image?_iz=30575&lk3s=06827d14&x-expires=1732011291&x-signature=KkdO7H2b3WX512u11IN30n4qF%2FM%3D
全部完成!
相对于购买成品,DIY最大的价值在于性价比,单个模组成本可控制在30元以内,如果能找到性价比更高的电池,XT60接头和平衡头也完全自制制作,成本还可以进一步下降。
不过,这四组电池,实测容量都远未达到标称数值,号称3000mah的东磁,实测仅1870mah,另外三个2500mah的,实测才1700mah左右。虚标很严重!
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