你图片中的是木门锁芯,自己购买价格30左右差不多,锌合金的20左右,纯铜的50左右,具体看质量和防盗系数
木门锁芯安装起来比较简单,拉手不用拆,直接把门的侧面固定锁芯的螺丝拆下来就可以将锁芯取下来,然后把新锁芯装进去用锁芯固定就可以了,可以自己动手,不需要请安装师傅
如果安装的是防盗门锁芯,防盗门锁芯种类比较多,分A级、B级、C级、D级,价格100-400多的都有,
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/3ac79f3df8dcd1006f0f2fa67e8b4710b8122fa2?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/bba1cd11728b471060bc2a4bcfcec3fdfd0323a2?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/0ff41bd5ad6eddc4b874637c35dbb6fd536633a2?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/7acb0a46f21fbe093ce6149367600c338644adf9?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
从钥匙形状可以看出锁芯的级别,钥匙的结构越复杂,越奇怪,越不对称,开启难度越大A级锁芯部分可以秒开,一般10分钟内可以打开;B级锁芯开启时间为30分钟左右C级锁芯开启时间长达270分钟;D级锁芯技术无法开启
至于选择哪种锁芯,看个人