Is it safe to change the lock cylinder?

Question 1: I lost the key to the security door at home. Is it safe to ask the locksmith in the community to change the lock cylinder? Where should I find a locksmith to change the lock core? Don't worry if you change the lock core, because changing the lock core is equipped with two sets of keys. One set is used to try after changing. When you use the key of another set of keys to open the door after trial, the original set of keys used for trial will lose its function. My family changed it. The one you tried is used by the decoration workers when it is convenient to decorate. If it is decorated, you can reopen the door with another set of keys. The key will change two parts in the lock cylinder. Decoration.

Question 2: Is the person who changed the lock core safe? You'd better buy your own lock cylinder and watch him change it. Don't give him a chance to match the key. It's safer.

Question 3: Is it safe to change the lock cylinder? Is it necessary to change the lock cylinder? Many times we need to replace the lock core of the security door to ensure safety, such as collecting second-hand houses and just renting houses. Then if you want to change the lock cylinder, you must first buy a suitable new lock cylinder. Traditionally, lock cores and keys are better, but they are not. There are several points to look at when buying a lock core: the surface of the lock core is smooth, textured and light-sensitive; Look at the number of marbles, single row is class A lock, facing elimination, you need to buy double rows of marbles; Looking at the key shapes, it is best to sell high and low rows of teeth, double rows of teeth, snake-shaped anti-plucking ribs and so on. Which is safer. Of course, you can find an unlocking company to change the lock core, but you can also do it yourself, which is divided into eight steps: 1, unscrew the upper and lower screws of the hand panel; 2. Unscrew the screws on both sides of the lock cylinder sleeve; 3. Remove the anti-theft sleeve of the lock cylinder; 4. Remove the old lock cylinder; 5. Install the lock cylinder anti-theft shell before installing the handle; 6. Install and close the inner and outer handles, and it is best for someone to hold the outer handle; 7. Adjust the inner and outer handles, align the screw holes with the nuts over there, and rotate the screws after the light is accurate; 8. Insert the screw and tighten it. In order to ensure the safety of the replaced lock cylinder, a new lock cylinder should be selected first, and generally a class B lock cylinder should be selected. If you can't change it yourself, find a reliable professional lock changing company. Pay attention to the maintenance of the lock cylinder in life, and close the door when entering and leaving. There is no need to worry about safety. The latest price of the stainless steel security door I introduced to you above.

Question 4: What's the difference between changing locks and changing lock cores? Changing locks and changing lock cores are two concepts. Lock replacement includes lock core, and lock replacement does not. The lock core is only a part of the lock, and of course it belongs to the lock.

Door lock: also known as anti-theft lock. The entrance door is the door of every family and the watershed outside the home. It must have a special function, that is, it can play the role of insurance and protection. Generally, the entrance door consists of two doors: an iron door and a main door (usually a wooden door). For iron gates, both sides can be locked, commonly known as double-headed locks. Commonly used are multi-safety door locks and mortise steel door locks. It should be noted that the distance between two doors should not be less than 80mm(8 cm). Otherwise, the distance between the two doors (because of the lock handle) is not long enough to close at the same time, and the anti-theft effect cannot be achieved. The wooden doors at the main entrance are generally equipped with large handle locks, which can play an aesthetic role.

Question 5: What is the difference between changing the lock of a security door and changing the lock core?

The difference is:

To replace the lock, remove the whole lock and replace it with a new one.

(Advantages: integrated office, good safety performance)

Replace the lock core, do not remove the lock, only remove the lock core.

(Advantages: No need to unlock, the door is beautiful as a whole)

* * * Same point, change the tone.

Question 6: What should I pay attention to when replacing the lock core of the security door? Measure the size before buying.

Don't buy small factories. The failure rate is high.

After the installation is completed, debug it to ensure that the lock is unlocked and closed, and close the door after the lock is normal.

It is recommended to buy a lock protector to prevent the lock core from being blocked.

Question 7: Is it safe to change the lock cylinder at home? We are a national chain, don't worry.

Question 8: How important is it to change the lock cylinder? Prevent landlords, decoration workers, property, etc.

Question 9: Can I change the lock cylinder myself? Yes

Question 10: Is it safe to change the lock cylinder at home? Now the unlocking market is mixed. So be careful when unlocking.

It is recommended to find a professional company to replace the lock core, which has the following basic characteristics:

1, the identity has been filed. The identity of the lock changing master is recorded in the Public Security Bureau. It is not to find a stall to unlock, so unlocking will bury unsafe hidden dangers for the family.

2. The operation is standardized. The lock changing master needs professional training and certificates, and each service link strictly abides by the operating procedures.

For example, check the owner's identity, ID card and intimate service when unlocking.

3. Services are supervised. The regular unlocking company will let the unlocking master take photos during the service and ask to fill in the service form to get the service evaluation of the owner. At the same time, after the service is completed, there will be a customer service return visit service process.

Step 4 dress up. Although it is only a brand-related dress, it reflects the professionalism of a company, as well as the standard requirements and strict management of lock changing and unlocking masters.