First, what lock is easily destroyed
1. The heart of the iron roll door is easily damaged.
2. General padlock comb tools - easy to be cut, broken.
3. The general lock is easy to be destroyed, violent turn.
4. Auxiliary lock (conical protruding door panel) - easy to break open.
5. The electric iron roll door switch box lock installed outside the door can be easily opened.
6. The three-phase locking lock is easy to be violently turned away. (Note that when the locksmith is locked, the locksmith is too lazy to fix the lockset)
7. The lock core (where the key is inserted) is constructed of copper (such as a steamer lock) --- more vulnerable to damage
8. Steam locomotive locks - easily subject to violence.
9. Locomotive tire locks for lower grades - easily cut off. Think about bargains to help you look good?
10. Drawer lock is easily damaged - do not put expensive things.
11. General aluminum door locks - because the lock core structure is very fragile and easily damaged.
Second, how to maintain the lock
1. Don't let the lock ring rain. Flush, because there is a small spring will rust and failure is not flexible
2. The locomotive key should not be a large number of strings. When the locomotive is running, the weight of the key will shake and the weight will wear out. The key will slide out for a long time.
3. When the key is not easy to insert or withdraw, spray some light lubricating oil, (such as w40) oil that cannot be too strong will not move.
4. Some locks cannot be refueled, (rarely) if the daughter-beads are locked.
5. When the door lock is not good, spray some oil on the inclined tongue.
6. Automatic lock (three sections, four sections, five sections) It is necessary to have some micro-gap not too tight, (such as the need to manually open the door to unlock when unlocking) the lock is easy to damage.
7. The door can not be too big, easy to be opened and shaking sound.
8. The security door has a latticework type, and the anti-theft door is pulled out with a wire to open the oblique lock handle that automatically locks and pulls the door open.
9. Do not open the door directly with the key. Turn the key and open the door lock. If the lock is not returned to the original position, you can directly open the key and open the door. The lock will soon protest with you and say goodbye.
Knowledge Security Door Switch
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