What is the reason why the security door should be pushed tightly to open

It is not advisable to pull off the seal! It should be that the gap between the deadbolt and the door frame is too small, and you can use a file to file the keyhole on the door frame outward until you agree that it is almost there! If you file the second gear, the third gear deadbolt can't be played, and then file the heaven and earth pin hole on the door frame.

Related Notes: Anti-theft lock is the most important component of the door, the performance of the anti-theft lock is directly related to the security of the door, the most important thing to see the quality of the lock when buying the anti-theft door is to see the manufacturer of the lock, reputation, and the product must be certified by the national designated authority. The anti-theft lock should have the functions of anti-drilling, anti-sawing, anti-prying, anti-pulling, anti-impact, and anti-technical opening.

The locks used on the anti-theft door are divided into single-point locks and multi-point locks, and the so-called single-point locks refer to the locks that lock the door through the lock itself. The multi-point lock refers to the fact that in addition to its own town and air, the auxiliary lock is driven at the same time to form a plurality of lock points, which are distributed around the door frame to enhance the anti-pry performance.

Hello dear! In fact, this is a very normal phenomenon, which is due to thermal expansion and contraction of some wood deformation, will cause such a situation, so when we choose the door in the early stage, it is better to choose a solid wood door. Because most of the doors with this deformation are composite materials, although the price is cheaper and the style is more exquisite, the service life of the depentant is greatly reduced.

When this kind of door becomes tighter, we can contact the master carpenter to make some adjustments to the door itself. That is to say, the sinking place is lifted upwards, and this can be done with some tools. But if.

There is also a kind of front cong that is to enter the house to prevent rent Zheng theft door, and there is some tightness when opening the door, which may be that the part of the lock cylinder is not lubricated regularly.

There is no gap between the anti-theft lock and the keyhole, and there is a layer of wide anti-collision glue on the door, and the door must be pushed tightly to open when the door is opened.

1.Pull off the anti-collision glue on the door frame.

2.If the first method can't be solved in a clever way, just polish the keyhole a little so that there is a millimeter gap between the lock and the keyhole.

The reasons for the security door to be opened can be pushed tightly

1. When the anti-theft door was installed, the door frame and door leaf were not adjusted in place;

2. The anti-theft door has been used for too long, and the door leaf is slightly sagging;

Suggestion: Find a professional maintenance personnel to debug.