Use an ordinary hinge door hinge only rely on the bite force can not help the test of time, could be considered to spring, either to the inside or outside the door, you can open and close easily.

用普通的合页门，只是依靠合页的咬合力量也禁不住时间的考验，可以考虑采用地簧，门无论向里还是向外，都可以开合自如。

youdao

Use an ordinary hinge door hinge only rely on the bite force can not help the test of time, could be considered to spring, either to the inside or outside the door, you can open and close easily.

用普通的合页门，只是依靠合页的咬合力量也禁不住时间的考验，可以考虑采用地簧，门无论向里还是向外，都可以开合自如。

youdao