单头拉链可以改成双头拉链,有办法不拆拉链就能换上,以下是具体步骤:
所需工具:两个新拉链头。
1、先把旧拉链头拉到衣领的位置,直接取下即可。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/7c1ed21b0ef41bd5f4fab3585fda81cb38db3df4?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、如图红圈处所示,安装第一个新拉链头时,要把新拉链头的头部朝下安装。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/86d6277f9e2f0708b45f71ace724b899a801f2c0?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、第一个新拉链头就安装好了。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/314e251f95cad1c89aefa78b713e6709c83d51c1?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、如图红圈处所示,安装第二个新拉链头时,要把新拉链头的尾部朝下安装。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/f7246b600c338744254c74d05f0fd9f9d62aa095?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、这样就安装好了,如图所示,两个新拉链头就是处于这样尾对尾的位置。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/d788d43f8794a4c228d1bc8700f41bd5ac6e39af?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
6、我们把两个新拉链头弄到皮衣下面,看下效果。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/5882b2b7d0a20cf4c414a57378094b36adaf9992?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
7、可见两个新拉链头能在皮衣拉链上自由拉动,效果不错。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/728da9773912b31b3daf96858818367adbb4e15f?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
注意事项:可以安装完后再打点蜡,这样能延长使用寿命。