Door lock buying skills

A small door lock is about family safety. When you choose the door lock, you need to consider from the following aspects. In the end what is a good lock, how can we buy a lock with high quality and beautiful price? Small mark here to share some practical knowledge for everyone.

When choosing the lock due to the door selection lock, the first thing to do is to choose the lock that matches the direction of the opening of the house door. This will make the door easier to open and close. Secondly, pay attention to the width and width of the door frame. Under normal circumstances, the ball lock and the handle lock cannot be set smaller than 90mm door, the width of the door around the skeleton in the 90mm above 100mm should choose the ordinary ball lock 60mm bolt; 100mm or more, can choose to use a large cover that 70mm lock bolt; In addition, the thickness of the door and the lock is also matching An important option.

The degree of wear resistance associated with the degree of wear resistance is the material of the door lock. In the selection of materials, you can use "see", "click", "listen" to grasp. Look at the appearance of color, locks made of pure copper are generally polished and frosted, compared with the copper plating, the color is dark, but it is natural. With its weight, the copper locks are heavy and the stainless steel locks are significantly lighter. Listening to the sound of its opening, the copper-plated lock has a relatively dull sound and the stainless steel lock sounds crisp.

The feel of the door lock is determined by the spring. The quality of the spring determines the hand feel and service life. The spring is not good, it may cause the handle to droop and shorten the life of the lock. When buying, try the toughness of the door lock spring yourself. The feel of a good spring is very soft, not too soft or too hard.

The coating also depends on the coating of the door lock during the purchase process, that is, whether the handle of the door lock will fade. In general, the protective layer of a good door lock, that is, the plating, is not easily oxidized and worn. The coating of the door lock handle is related to the overall appearance of the living room, so this can not be ignored.

Precautions During the process of opening and closing the door on a lock, it is best to hold the handle and rotate the lock tongue into the lock body. After closing the door, do not let go and do not forcefully hit the door. Otherwise, it will reduce the service life.

After the lock is used for a period of time, the phenomenon of unsmooth opening will occur. Do not drop ordinary oil or oil into the lock, and use a professional lubricant to inject it repeatedly into the lock cylinder several times.

Do not wipe the lock body and handle with a damp cloth, as some metal locks will rust; alloy locks will wear off the coating and lose its aesthetic appearance.