Nowadays, it can be said that the types of locks are various. From the previous wooden locks to the high-tech keyless electronic fashion locks, it can be said that the development is quite fast, and now people have requirements for safety locks. It is also very high, but at present many consumers go to the building materials market to buy locks. Most of them rely on the feeling that few consumers really know how to choose, so let's take a look at the safety locks.
Security lock purchase method:
1 should choose products with high reputation, stable quality and good after-sales service.
2 First check whether the packaging of the purchased product is complete (including the product's implementation standards, grades, manufacturing company name, address, production date), whether the packaging is firm, the contents of the manual are consistent with the product, and the caution is exaggerated and does not match the facts. phenomenon.
3 Observe the appearance quality of the product, including whether the lock head, the lock body, the lock tongue, the handle and the cover plate parts and related accessories are complete, whether the surface color of the plated parts and the painted parts is bright and uniform, and whether there are signs of rust or oxidation. damaged.
4 Check whether the product use function is reliable and flexible. Two or more products should be selected for comparison check. Especially when purchasing the two-way lock product, all the keys must be used to test the inner and outer locks separately. You should also check the insurance organization of the product. It is recommended to try each lock at least three times.
5 Select the equipment according to the use environment, such as dry humidity, door structure, thickness, left or right door, inner door or outer door.
6 The mutual opening rate is the ratio of the lock to the key. The less the lock is opened by a key, the stronger the safety and reliability of the lock. Consumers should try to pick a lock with a large number of key teeth when purchasing, because the more the number of teeth of the key, the greater the difference, the lower the mutual opening rate of the lock.
Above we simply said the correct way to buy the lock, the following teaches you how to maintain this lock.
How to maintain this lock:
1) First of all, the characteristics of the unlocking device, we must know that the lock should not be exposed to sunlight and rain for a long time, especially the rain in some acidic environments, it is likely to corrode the lock, if it is serious, it will make the lock unlocking process difficult.
2) If we are also protecting the locks in daily use, be sure to clean them at any time. Of course, do not arbitrarily break into the locks during cleaning or use. Of course, if you already have them, you can use lead powder. Lubricating oil, etc. are dropped into the locked lock.
3) I don't know if everyone understands the principle of thermal expansion and contraction. In fact, thermal expansion and contraction will also cause difficulty in opening the lock. The correct treatment method is to protect the lock in advance when the weather changes. Make a plastic case to protect it.
Safety locks are nowadays most people choose anti-theft locks, which mainly protect people's property from damage. In general, safety locks are produced to protect safety, so any one of us must learn how to use safety locks and choose to use it to protect our health and safety.
Editor in charge: Liu Changqi
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