How do you open a locked door? How do I unlock a door from the outside?

1.Deadbolt decoupling opening method: find the deadbolt and pull the detached screws back from the crack of the door to locate it.

2.Wire and wire unlocking: It is to use ordinary wire and wire, and then twist the wire into a J-shape, and then insert it from the keyhole where the key tooth is inserted, and rotate in the direction of unlocking, so that you can turn it several times.

3.Door lock foreign body opening method: determine whether the door is open inward or outward, pull hard inward when it opens inward, and push inward when it opens outward.

4.Poke it with a knife or hard card: Hold the door against the outside of the door, insert the blade into the gap of the lock slot, and turn it firmly in the free direction of the lock shaft to open it.

First of all, you have to determine if it is your own house. Then think about if you have a spare key and ask your neighbor if they can help. If none of the above works, it is called a lock picking company.

With the key, pick the lock is easy to damage the lock cylinder, pry other people's locks are not good, if you forget to bring the key to your own lock can be unlocked by the lock company, but if it is to open someone's lock, the lock company has a backup.

The key is opened, otherwise it is called a locksmith.

1. Ask a professional locksmith to open the door, and a licensed professional locksmith will be more neat to open the door. 2. Call the property**, reflect the specific situation to the property, and find them to solve the problem. 3. If conditions permit, and you have a better understanding of the door lock, you can use a knife, bank card, membership card and other gadgets to try to unlock the lock by yourself.

4. You can ask a neighbor to borrow a sledgehammer and smash the door lock. What should I do if the door is locked and can't be opened? 1. Find a sharp and thin knife, the sharper the tip of the knife, the better, first of all, the door from the outside of the door, the part that can shrink in the middle is also called the lock shaft, the lock shaft should not be in contact with the lock groove, reduce friction, in the gap between the sharp knife inserted into the lock groove, resist the lock shaft, force in the free direction of the lock shaft, maybe one or two times can not be opened, or try a few more times, maybe it will be opened.

2. Generally, the door lock cannot be opened because of external force, perhaps because the deadbolt inside is decoupled, or the deadbolt is twisted in shape, and the screws that fix the deadbolt fall off, resulting in the door being stuck, and the door can not be opened, and the door can not be entered. 3. If you still can't open the door after trying it yourself, it is best to ask a professional lockpicking company to unlock the lock. 4. If there is a child in the family who is locked in the door, it is best to call 119 fire ** for help to avoid accidents for the child.

If you open the door lock from the outside, you must have it, if you have a key, open the door directly, if you don't have a key and you can also find a lock company, they can unlock it for you and prove your identity.

Outside, we can only open the door through the key, if not, we can only find a lock company, the lock company is recorded, so all operations are regulated.

How is this door locked, or without a key, you have to find a lock company, because you can't open the door, unless you break it, you can open the door, no, you can find a lock company.

The structure of the handle door lock.

A handle lock is a door lock product that combines a doorknob and a lock, and opens the door by twisting the handle to the left or right. The main structure of the handle lock is composed of five parts: lock cylinder, deadbolt, lock body, shaft at both ends and handle. The cross-section of the hinge extends outward from the lock body and is polygonal in shape.

, and the inner hole of the handle should correspond to the empty shape of the cross-section.

Handle locks are usually used in indoor environments, such as bedroom doors, bathroom doors, and kitchen doors; Handle locks are also used in toilets and corridors in public places such as shopping malls, guesthouses, and hotels.

How to remove the handle door lock.

The disassembly steps of the handle lock are very simple, first remove the handle, then the lock cylinder, and finally remove the lock body. The way to disassemble is to remove the screws in turn, remember the position of each part when dismantling, and avoid reinstalling the new lock.

1.The first step is to remove the doorknob, starting with the inside side of the door. Use a Phillips screwdriver.

Remove all visible screws. Put away the disassembled parts and remember the order and position of the disassembly. Once done, the doorknob can be successfully removed.

2.If it's just to replace the doorknob, the above steps will do. However, if you want to replace the lock cylinder body, you need to remove the lock sleeve. There are two screws on one side of the lock sleeve, and you can remove the lock sleeve by removing the screws and you can see the lock cylinder.

3.Remove the fixing screws on the lock body on the deadbolt side, and then you can pull out the lock cylinder. If the cylinder is very close, gently tap one end of the cylinder with a screwdriver.

4.After the handle lock is replaced, the installation can be completed by reversing it in the order of disassembly. After installation, the use status is repeatedly tested, and if there is no one, it can be used normally.

Precautions for disassembling the handle door lock.

1.Do not use too much force when removing the handle lock to avoid damaging the door body and lock. If you just replace the handle, then you should be more careful to avoid damaging the lock cylinder and lock body.

2.When replacing the handle lock, check the size of the door opening, and the new lock purchased must meet this specification, or it will be difficult to install, it is very likely that it will not be installed, or it will be laborious to use after installation. If you find that the match cannot be matched during the installation process, do not force the installation.

Replace the new locks and put the old ones back in place, so as not to cause unnecessary waste.

The above is to bring you some relevant information about the disassembly of handle door locks. I believe that after reading it, you have almost understood the relevant information of the handle door lock! Door locks are directly related to the safety of everyone's property, so everyone should pay attention and strive to have an understanding of this aspect of knowledge.

Of course, most of the door locks are anti-theft door locks, and there are many smart door locks.

In terms of security level, it has been improved a lot, but ** is more expensive, if you can accept it, act quickly!

The key opens the door lock, and if you don't have a key, you can find a lock repairer to open it, and if it doesn't work, change the door lock.

You can open the door with a key, and if you don't have a key, you can only ask a professional who repairs the lock to open it.

Take the key to open, if you don't have a key, it is recommended to find a locksmith.

Let's climb the window. Wire is useless... You can call ** to the locksmith.

Combination lock the doorReasons and solutions for not opening:

1. The electronic door lock has no electricity, which is relatively common. In this case, we can use an external power supply to electrocute, such as using a power bank to connect the power, observe whether the door lock has a response, if there is a reaction, it is that the electronics of the electronic door lock are out of power, we only need to replace the electronics.

2. If it is not an electronic problem, then we can see if it is a problem with the configuration lock, most of the electronic door locks will be equipped with a keyhole, take out the key and open it.

3. If we use more force when we close the door, the safety bolt will be shaken down, and the lock cylinder can be rotated, but the door cannot be opened. There are also family members who lock the door and forcibly close the door. In this case, no matter how many people outside open it, it can't be opened.

If the lock is reversed, you can only find a professional master to remove the lock or door.

4. Forget the password, often some friends forget the password of the electronic door lock at home, so it causes the situation that no matter how you open it. What we need to know, there are a lot of codes that can be set for electronic door locks, anyway, try more, refresh more, it will always open. Some electronic door lock codes have a time period if the door cannot be opened.

Enter the password to open.

The password lock has a password input panel, first swipe the keyboard cover, enter the number to wake up the password keypad according to the prompts, and then enter the door opening password, press the " " number key, and then you will hear the door lock make a "drop" sound. The blue light on the backlight of the anti-theft lock panel will flash very slowly, prompting the owner to open the door lock. At this time, press the doorknob and the door will open.

If the door lock does not sense the door opening action after 5 seconds, the blue light on the panel will automatically turn off and the door will automatically lock again.

Here's how to unlock a combination lock:1. Light up the panel of the digital password lock, and then you can see the 123456789 number.

2. You can enter the password to open the door. Enter the correct 6-digit password on the interface and press the pound key to end, as long as the password is correct, the door will be opened successfully.

2. Enter the password set by Tu Sakura and click to unlock it.

3. You can also use the fingerprint password entered by yourself to identify and unlock the door.

4. Of course, the password lock also has the most basic key unlocking function, and we can use the matching key to unlock the lock.

5. When you hear the sound of the password lock being successfully unlocked, press the doorknob to open the door.

The characteristics of the password lock realize intelligent management, and the use of records can be traced for several years, and it is strictly controlled.

First of all, turn on the switch of the password lock, and then enter the password, if it is a fingerprint password lock, press the fingerprint directly to open it. There are also some password locks that can be connected to the mobile phone, the mobile phone ** an app, and then you can open the door directly on the mobile phone, which is very smart and convenient.

Fingerprint unlocking: After entering the management interface, add users, enter new users' fingerprints, and you can use fingerprints to unlock the lock.

Password unlocking: Enter the unlocking code set in advance, and you can open the electronic lock normally.

ID IC card unlocking: ID card also needs to be entered into the door lock management system in advance, and the ID card can be opened directly by swiping it on the interface of the electronic lock.

Optional combination lock:

1. Nowadays, there are many brands of password locks, and they are also uneven. When you buy, you can't be greedy for cheap, you should choose a reliable big brand. Usually the big brand companies have rich production experience, their product quality is guaranteed, and the after-sales service is more comprehensive.

2. When buying a password lock, you can try the product, and the general merchants have samples for customers to try. You can try the steps of setting up the password lock to experience whether the unlocking is smooth. Some combination locks respond slowly, and there will be some jams when unlocking.

In addition, it is necessary to find out from the merchant what kind of battery the combination lock is trying and whether the battery can be replaced.

3. The most important thing about the password lock is its security, which needs to be paid special attention when purchasing. In fact, all products are worth a penny, and the low combination lock can be imagined for its security and quality. In addition, you should also pay attention to the design of the combination lock, see whether the defense function is complete, whether there is an electronic peephole and networking function, etc., and then make a comprehensive comparison.

1. You can prepare a knife, and then use the tip of the knife to reach into the gap of the door lock and rotate it constantly, and you may be able to open the door by rotating a few more times. 2. Use the naked eye to see if there is a blockage in the door lock, if there is a blockage, then find a way to take out the blockage, and the door can be opened directly. 3. Ask the local locksmith to open the lock.

Lock cylinder disassembly: 1. Use a screwdriver to unscrew a few screws on the top of the door lock, and then remove the handle on the door lock and some other parts

2. After all the parts are removed, you will see that there is something similar to a circle, which is the door lock, and you can take that thing out directly.

If you live in a room on the ground floor, you can smash the window glass and use a stick long enough to pluck the chips and doorknobs of the security lock until the door is opened. If you really can't open it, you can dial 119 to unlock it for free.

If the living floor is relatively high, it is not suitable to take the above method, in the residential area, there are usually some lock-picking companies on the door of each house, in the aisle, on the wall of the unit, with the number of the unlocking company, in an emergency, you can call the unlocking company, they will help to pick the lock and replace a new lock.

However, if you have enough time, it is best to buy a new anti-theft lock at the place where the door lock is sold before calling the lock company, so that the door lock can be replaced in time after the lock is picked open.

1. Pry door method.

Find the wire or have a small hole in the neck of the grip, insert the flat tenon grip and pull it out at the same time, pry open the cover after grasping the handle and disengage, there are two fixing screws to turn it open, when the lock body is pushed out and only the oblique tongue remains, find a needle-nose pliers or a flat screwdriver, and drive the oblique tongue to the horizontal dial and do not let go, it will bounce back after letting go, and then push the door open.

2. Smashing the door.

Being locked in or out of the door, using violence to open the door, the lock is broken, if you are not afraid of trouble, change the door or change the lock afterwards.

3. Seeking help.

Hurry up and call the property, or call the locksmith, not in a particularly embarrassing or urgent time, such as in the middle of the night or before going to work in the morning, or ask the locksmith to come over.

4. Try to unlock the sharp knife.

At this time, we need a knife, the sharp and thin kind of knife, the sharper the tip of the knife, the better, first of all, from the outside of the toilet door to the door, the middle of the part that can be contracted is also called the lock shaft, the lock shaft should not be in contact with the lock groove, reduce friction, in the gap between the sharp knife into the lock groove, resist the lock shaft, and force in the free direction of the lock shaft.