Someone else needs to pay attention to changing the lock cylinder

1. Whether it is a regular unlocking company.

2. The size of the lock cylinder.

Now the door lock directly guarantees the safety of our home, but people generally don't know that after the lock is used for a long time, the lock cylinder will slowly become aging and not easy to use. At this time, you need to change a lock cylinder, but you don't feel at ease to find someone else to change the lock cylinder, so you can learn how to change the lock cylinder yourself in order to ensure the safety of your home. So let's introduce how to change the lock cylinder of the door lock?

What do I need to pay attention to when changing the lock cylinder?

1. To change the lock cylinder of the anti-theft door, pay special attention to the size of the lock cylinder of the door, and then buy the lock cylinder of the same size to replace it after measuring it. If the size is not right, the newly bought lock cylinder cannot be installed, which is a very troublesome thing.

2. The feel of the door lock is determined by the spring, and the quality of the spring determines the feel and service life when used. Some locks have bad springs, so it is easy to cause the handle to sag, thus ending the life of the door lock. When purchasing, you should try the toughness of the door lock spring, the feel brought by a good spring is very soft, not too soft and not too hard.

3. To change the lock cylinder of the anti-theft door, special attention should be paid to the size of the lock cylinder of the door. If the size is not right, the newly bought lock cylinder cannot be installed, which is a very troublesome thing. If you are looking for someone else to change the lock cylinder, for safety reasons, avoid others from hiding the key.

First of all, it is necessary to confirm that the units and individuals who change the lock have filed with the public security bureau, and only the staff who have the record can carry out the operation of changing the lock and unlocking the lock, and the other party should be required to show the certificate when the staff is present. In addition, it is necessary to pay attention to whether the size of the lock cylinder you buy can match the original lock cylinder, otherwise it will be more troublesome to call someone to come and install it. After installation, you need to pay attention to whether the door lock fits smoothly, and if it is not installed, it will affect the service life.

Finally, it is confirmed that the charge for changing the lock is not high, so don't be false, and it is also necessary to find a regular unit to change the lock.

If you have the confusion of unlocking and changing locks, you can consult Guangdong unlocking king. Founded in 2014 and located in Zhongshan City, Guangdong Province, Guangdong Province is an enterprise mainly engaged in the resident service industry. The registered capital of the enterprise is 10 million yuan, and the paid-in capital is 30,000 yuan.

It has a team of senior locksmith engineers and more than 100 professional and technical personnel.

First of all, make sure that you choose a regular record unlocking and locking company, and then check whether the lock-changing personnel carry the unlocking and lock-changing qualification certificate issued by the Public Security Bureau, and finally check whether the lock packaging is intact.

How to change the lock cylinder steps.

Buy a new lock, the brand and model of the new lock should be the same as the old lock. Even if it is not the same brand, it is necessary to measure the position of the lock cylinder, the position of each screw, and whether the deadbolt is three or one, which must correspond to the previous lock, otherwise it will not be installed.

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After buying it back, remove the old lock. Remove all visible screws first, and the doorknob can be removed at this time. Note that some of the screws are not visible because they are on the side of the door. After opening the door, you can see it, usually two screws.

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The general sequence is to write down the handle of the lock first, then pull out the lock cylinder, and finally take out the entire lock body. Generally, there are these three parts after being removed.

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When installing, put the lock body in, and install the door handle before installing the lock cylinder. Finally, screw the screws on the lock cylinder on the side of the door. The process is not complicated.

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Method Step 2

Replacing the lock cylinder is much simpler, first of all, you need to buy an identical lock cylinder. In particular, pay attention to the position of the screw hole on the lock cylinder must be right, and it can be used only when it corresponds to the previous one, otherwise it will have to be re-punched.

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First of all, remove the two screws on the side of the door, these two screws are used to fix the lock cylinder, and they will be taken out naturally after removal.

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Reinstall the new lock cylinder you bought, at this time you should align the screw hole before screwing, you can measure the position of the screw hole before screwing, and then try to screw it with the screw, and screw it smoothly after finding the screw hole.

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In daily life, there is often a phenomenon that the door lock is damaged or the key is lost, then you need to find someone to come to help replace the lock cylinder, it is not simple to find someone to replace the lock cylinder, there are many precautions to pay attention to, so what are the precautions to find someone to change the lock cylinder? Let's take a look.

1. If you want to find someone to change the lock cylinder, then you must find a regular, and there is a lock company or individual who has been filed with the Public Security Bureau, we can let the staff who come to help change the lock provide the unlocking qualification certificate issued by the Public Security Bureau, and also check in detail whether the outer packaging of the lock brought by the staff to replace is intact.

2. If you want to find someone to change the lock cylinder, you should also check in detail whether the lock replacement company has a formal business license and whether it has been filed with the Public Security Bureau. It is recommended that you find a lock change company or individual with a store nearby, which will be more reliable and not easy to be deceived.

3. If you want to find someone to replace the lock cylinder, you must check the model and size of the lock cylinder, and then buy the same lock cylinder to replace.

4. If you want to find someone to change the lock cylinder, you should also pay attention to the spring quality of the door lock. The quality of the spring is not only related to the feel of the person who opens the door, but also related to the service life of the door lock. If the quality of the spring is not good, it is easy to cause the handle to sag, thus reducing the service life of the door lock.

So be sure to try the spring toughness of the door lock, the spring of a high-quality door lock brings a relatively soft feel, not very hard, not very soft.

5. For the sake of safety, when looking for someone to change the lock cylinder, you must make sure that the outer packaging of the lock cylinder and the key has not been opened, and it is best to let the lock change staff open and replace it in front of their own door, and then keep all the keys by themselves to avoid being kept by others.

The above is a detailed introduction to the precautions to be paid attention to when looking for someone to change the lock cylinder, including which one is laughing, I hope it can bring you some help. If you want to find someone to change the lock cylinder, it is best to find a regular one and have a lock replacement company that has been filed with the Public Security Bureau, so that the safety will be more guaranteed.

Locks are very commonly used in our lives, and now there are more and more types of locks, and the characteristics of different types of locks are also different. But in any case, the security performance of the lock is also very important. However, the core part of the lock is the lock cylinder, and the security level of the lock cylinder is also different, for example, there are A-level lock cylinders, B-level lock cylinders, C-level lock cylinders, etc., and the security of different types of lock cylinders is not the same.

So if the lock cylinder is broken, is it safe to use it with a different one? I think many friends want to know, so let's talk about some knowledge of changing the lock cylinder. Wu Qiao.

Is it safe to change the lock cylinder

Why does it happen to be stolen after changing the lock cylinder, which may be caused by the following two reasons. First, because the quality of the replaced lock cylinder is not dusty, the security is not high, and it is easy to be pried open by thieves. The lock cylinder has a security level, the A-level lock cylinder has the lowest security, the anti-theft lock level should use at least B-level, and the best anti-theft is the super B-level lock cylinder.

This reminds us to pay attention to the level of security when buying a lock cylinder.

The second reason for theft after changing the lock cylinder is that the person who changes the lock is not a regular practitioner. Under the banner of lock-picking companies, some criminals deliberately leave loopholes when installing and changing locks for residents, and then can easily enter and commit theft when residents are not at home. Therefore, when looking for someone to change the lock cylinder, you must find a regular company, and you can't just find it from a small advertisement on the side of the road.

When the staff comes to the door, they should check the certificate of employment and ID card, as well as the certificate of the relevant department.

Do I need to change the lock cylinder?

The lock cylinder is used frequently, and there will definitely be problems at a certain time, and it needs to be repaired or replaced. Some friends think that it is too dangerous to change the lock cylinder, so they are afraid to change the lock cylinder, and when the lock cylinder fails, change the lock directly, or even change the door with the lock. Doing so seems to be a waste of food due to choking, and the economic cost is very wasteful.

After the reasons for the potential safety hazards of changing the lock cylinder mentioned above, as long as you pay attention to the security level of the lock cylinder when changing the lock cylinder and find a professional company to replace it, it will not be stolen after changing the lock cylinder.

The above is what you have to say about whether it is safe to change the lock cylinder, I hope you can have a better harvest after reading it, the lock cylinder is very important in our lives, and it is also the most basic guarantee of the lock. The security of different types of lock cylinders is also different, but if the lock is not used properly, it is easy to cause the lock cylinder to break, so what should I do if the lock cylinder is broken? Some friends will choose to buy a new lock, and some friends will choose to change the lock cylinder again, no matter how you do it, it is relatively safe.

Therefore, everyone must decide according to their own situation.

You can get it for free

The security of changing the lock and changing the lock cylinder is actually about the same, because the most important thing about the anti-theft lock is the lock cylinder. The cylinder is the part of the lock. Generally, only the lock cylinder can be replaced, and it is too troublesome to change the whole set of locks, and there are many parameters required, such as the parameters of the old bucket scum fruit are not right, and the door has to be re-punched.

But if you only replace the lock cylinder, it is very trouble-saving and convenient.

Replacing the entire lock body just means that it looks more complete in terms of overall appearance, and has little to do with security. Waiting.