皮脂腺囊肿挂什么科:谁可以帮我画一张卧室双开关(双控灯)的线路图?
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------------------L----------------------
............0-----------------0
--------0.........................0-------
............0-----------------0
L:电灯
三接柱的是两只双投开关
楼上二位真够神的,能想出这样的表达,不过还是三楼的看得清楚些,偶也来凑个热闹
N-------------------------------------(O)
``````````````````````````` `````````````/`
```````````·-------·````````````````/``
`````````````````````\`2``````````````/```
L-----·``````````````·------------`````
``````1`\````````````````````````````````
`````````·-------·`````````````````````
上图是关灯的样子,1和2是单刀双掷的开关。(O)表示灯泡
呵呵楼主怎样,画的还算像吧。
不是说你在这里叫人画图,亏你想得出
零线o-------------@----------------------------------------------$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$o------------o$$$$$$$$$$$$$$$$$$$$$
火线o------o/ $$$$$$$$$\o-----------------$
$$$$$$$$$$o------------o
$$$$$$$$开关1$$$$$$$$$$$开关2
零线 *------------------------------*
, I
1 2 ( 电灯)
* * I
x X I
火线 *----* X *----------------*
X x
* * ,
2 1
开关为双刀双置,1接1,2接2。
N(零线)---------------
1
1
@--------------------
L(火线) 1
.--------------. 1
---------. ---1
.--------------
@是灯泡
初中物理书上有电路图