DIY科技小制作地震报警器 小发明儿童益智玩具材料地震报警仪
儿童 |
爱物理 / 作者:冲击夯
/ 时间:2020-02-13 /56℃
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-570709A7C551672C3C28038D-th.jpg)
地震报警器原理:当晃动小制作时,螺母的金属线会接触到螺丝,线路接通,蜂鸣器发出滴滴的声音.小灯泡也会亮起来哦! 宝贝大约尺寸:6.5cmX5.5cmX17cm(高)
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-6058E0F186C8627A6EF6FB49B88BE5B9-th.jpg)
1.准备材料:导线、扎带、木方、木片、电池盒、5号电池、双面胶、白乳胶、502胶水、螺丝、二极管灯泡、蜂鸣器、螺母、金属丝。
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-57070955C551672C3C28037A-th.jpg)
2.如图用神奇胶王粘好底座。
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-57070956C551672C3C28037B-th.jpg)
3.如图粘立柱。
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-57070956C551672C3C28037C-th.jpg)
4.如图把有孔的木方粘到立柱的上端。
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-57070957C551672C3C28037D-th.jpg)
5.如图安装螺丝。
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-57070957C551672C3C28037E-th.jpg)
6.把金属线的一端系在螺母上面。
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-57070958C551672C3C28037F-th.jpg)
7.如图把金属线从下面的螺丝穿过然后系在上面的螺丝上。
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-57070959C551672C3C280380-th.jpg)
8.用扎带把蜂鸣器固定在木方上面。
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-5707095AC551672C3C280381-th.jpg)
9.把二极管小灯泡安装到木方的小孔内。
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-5707095BC551672C3C280382-th.jpg)
10.如图把电池盒备好双面胶。
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-5707095BC551672C3C280383-th.jpg)
11.如图把电池盒粘在做好的框架上面
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-5707095CC551672C3C280384-th.jpg)
12.把电池盒的黑线接在下面的螺丝上面,红线接在小灯泡的长脚上面(灯泡长脚是正极)。
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-5707095DC551672C3C280385-th.jpg)
13.用一段红色导线,一端接在小灯泡的长脚上另一端接在蜂鸣器的长脚上(蜂鸣器的长脚是正极)。
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-5707095DC551672C3C280386-th.jpg)
14.用一段黑色导线把小灯泡的短脚和蜂鸣器的短脚连接起来(短脚是负极)。
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-5707095EC551672C3C280387-th.jpg)
15.再用一段黑色导线,一端接在小灯泡的短脚上另一端接在上面的螺丝上,电路连接完成。
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-5707095EC551672C3C280388-th.jpg)
16.安装电池
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-B4C20B713FEE295B78153BCC095E72B6-th.jpg)
17.当螺母晃动时,金属线接触到下面的螺丝的同时,小灯泡就会亮,蜂鸣器也会发出嘟嘟的响声哦!
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-5707095FC551672C3C28038A-th.jpg)
成品效果图
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-57070960C551672C3C28038B-th.jpg)
成品效果图
![](https://www.qysgf.com/imagesrc-s/jpg/201604-8-C83A6C2674E776B9A6F01096A0BA7D85-th.jpg)