How to maintain indoor lock? What is indoor lock?

The door lock of the indoor hand refers to the front front panel, the lock body and the lock head. A square hole is arranged on the lock body, and a square shaft is arranged in the square hole of the switch. The ends of the square shaft are connected with the inside and outside hands respectively. The square shaft is composed of metal sheet and non metal piece, the non metal sheet is set between two pieces of metal sheet and the non metal sheet can be plastic. Pieces of material, rubber, or other materials. Because the square axis uses the way between the two pieces of metal sheet on the upper and lower pieces, when the square shaft is connected with the hand, the screw is connected directly between the two pieces of metal sheet through the screw pass on the hand, and is connected with the non metal piece on the square shaft. It can not only be tightened more tightly, but also do not occur after a period of time. The shedding of the square shaft and the hand.

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Unlike commercial hardware standards, civilian hardware fittings are used for a long time, and there are many problems here and there. In particular, the door locks, such a high load operation parts, long service life, it is inevitable that there will be a little trouble. Often found that some users and friends, home door lock damage is often due to the use or maintenance can not be caused. Do not often use wet cloth to wipe door locks, otherwise it is easy to enter the parts inside, parts rusty, easy to trouble! In order to avoid the door stick to the wall, the best installation of the door, the door is installed directly on the door installation convenient, and freely control the angle of the door. It will not destroy the ground and wall.

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The door lock maintenance should pay attention to some matters:

1. Don't use lubricant casually

Some friends often like to drop some lubricating oil in the lock eyes when the door lock appears to be astringent or tight. In this way, it may be smooth, but because the oil is easy to stick to the ash, the dust will be deposited slowly in the lock eye, and the oil putty is formed, which makes the door lock easier to fail.

The correct solution is to cut some pencils or some candles, and then blow into the lock core through a thin tube, then insert the key and rotate it several times.

Two, do not force the key to open the door, not too violent.

Sometimes, due to the gravity of the door leaf or the cause of loose leaf, the door fan sinks, and the door is locked or the door is not smooth. At this time, it is very difficult to open the door and lock the door with a key. At this point, do not force the key, so as not to break the key and increase the trouble. If you really can't solve it yourself, you must not act violently. You can ask the master who has opened the lock quickly or ask for help.

The correct solution: first look at the reason. If the door leaf is sunk due to loose loose leaf, loose loose leaf should be fastened tightly with screws. If the door frame is deformed or its cause is not recoverable, it can be extended from the door frame and the lock tongue will be extended so that the door lock opens and closes to the normal flow.