In life, it is inevitable that some accidents will cause the door lock to be violently closed, such as being closed by a sudden gust of wind, etc. These violent door closings are likely to cause the horn lock tongue to easily unhook and malfunction, or the door is distorted or locked. The tongue fixing screw is loose and protruding, etc., which causes the door lock to jam the door frame and cannot be opened. What should I do if the door lock cannot be opened? The editor reminds you to first understand what causes the door lock to fail to open.
 
The reason why the door lock can't be opened suddenly and the solution:
1. If your home is a horn lock, the door lock cannot be opened suddenly, it is likely that the lock slanted tongue is out of hook and the failure occurs. At this time, you can open the lock screw to repair the lock tongue, or change the lock, etc. Wait to open the door lock.
2. In the case of auxiliary locks, (mostly installed on iron doors and vulcanized copper doors), the lock tongue or handle diagonal tongue fixing screws are loose and protruding, and the door frame cannot be opened. At this time, you can find a flat-blade screwdriver, and pull the protruding screw from the door gap back inward.
3. If the lock is stuck with a foreign object, it is difficult to turn the handle or key. If the door is opened outward, you can pull the door forcefully inward; if the door is opened inward, you can push the door outward with force to reduce the card force , And easily twisted the door open.
Of course, in order to ensure that the performance of the door locks in the home can be maintained for a long time, people are required to carefully maintain them during use, develop good usage habits, and try not to close the door unintentionally violently, so that the door will not appear. The phenomenon that the lock can't be opened suddenly!