How to open a door without a doorknob, how to open a door without a doorknob

If you don't have a doorknob, you can open the door by:

1.Use a thin, hard card inserted into the crack of the door and shake it vigorously to open the door.

2.Shake the remaining half of the doorknob vigorously to open the door.

3.Use a screwdriver to pull the deadbolt out to open the door.

4.You can also open the door by clamping the cylinder post with a wrench or pliers and turning it in the direction of opening the door.

5.Use the key to insert it into the lock hole, turn the key, and firmly pull the door open.

These are just a few ways to open a door without a doorknob, and I hope it can help you.

It is to open the doorknob twice in a row, and you can unlock it.

How to open the door when the doorknob is broken, you can contact the property to help deal with it, or ask a professional lockpicking company to open the door, pay attention to the broken doorknob, you can only replace the doorknob, so do not open it with brute force, so as not to damage the structure of the lock and cause greater losses.

What are the tips for buying door locks:

1. Door lock performance: Because many owners like to choose imported products when buying, which is much more expensive than domestic products, and believes that the quality of such products is more guaranteed, but in fact, the quality of many domestic door locks is also very good, mainly focusing on product performance.

3. Door lock process: Because the value of copper is relatively high, most people feel that copper door locks must be more expensive than stainless steel, but in fact, the decisive factor affecting the first is the quality of the process, and the stainless steel door lock with good technology will be much more expensive than the rough copper lock.

Precautions for opening the door:

Avoid sharp corners or wall knives where the door is facing the wall. It is advisable to round the sharp corners as much as possible, or place a round vase at the appropriate position in the entrance of the gate to resolve it.

Don't let the gate be disproportionate to the size of the house. A small door or a large door will appear extremely disproportionate, which is an incongruous phenomenon, and the inside and outside are inconsistent. According to the size of the house, it is best to make a proportional gate.

Avoid single-family houses in different orientations and have two gates of similar size at the same time. It is a phenomenon of many carriages, which is unfavorable. The gate that conforms to the "Yuan Yun" should be selected and retained, and the other door should be closed.

It is recommended to take out the lock box in the middle as a whole after opening, and buy it back with the handles on both sides of the door and install it, otherwise it will be very troublesome every time you open the door.

(Take a screwdriver to unscrew it, or find someone else to open it, it is really not possible to break in, take a screwdriver to unscrew it, or find someone else to open it, it is really not possible to break in, take a screwdriver to unscrew it, or find someone else to open it, it is really not possible to break into the door,) what are these things to say, these are not scientific, you simply change the lock, or change the door, you don't have to be so entangled, this little question has to ask others, I don't know what you think.

Wow, this is too ruthless, the doorknobs are gone, you can open it with a screwdriver, and then install another one in the back, hey, how much hatred should it be to do such an intolerable thing. Is the door open now?

Visually, you should be in the room because the door is open inward, and the lock cylinder and keyhole should be on the opposite side of the door.

Ask a family member or friend to open it outside with a key.

Find a hard object, or use a flathead screwdriver to insert the square hole in the middle, and twist it with a little force to open it.

The hole in the middle of the door has a square hole, find a piece of wood and pin it into a square, and rotate it to open.

If you have a screwdriver with you, you can unscrew it. Or find a lockpicker.

It can be opened with a large screwdriver.

Use needle-nose pliers to unscrew the mandrel at the doorknob and open the door.

If the lock is not damaged, but the doorknob is loose and falls, you can use screws to fix the doorknob, and then open the door, if the doorknob is damaged and falls, you can use needle-nose pliers to screw the core post at the doorknob, rotate according to the direction of the door, and replace the doorknob again after opening the door.

Don't use too much force when closing the door, otherwise it is easy to break or fail the doorknob, it is best not to open the door when the wind blows, and it is easy to damage the doorknob when the wind closes the door, and do not pull the doorknob hard when the door cannot be opened, and the doorknob will also be damaged quickly.

Doorknob installation precautions.

The installation height of the doorknob is generally between 80-100cm, here is the door, and the height of the doorknob from the ground is generally 110cm, of course, the height of some anti-theft doorknobs may be 113cm, but this is only an approximate height, the height of each family member is different, and the door opening habits are also different, so the specific height of the doorknob should be set how much or should be specifically considered.

Generally speaking, it should be the most comfortable when the forearm is horizontal, because at this time, the forearm and wrist joints are only subjected to tension, and there is no additional force of bending and torsion, which is the most economical mechanically speaking, that is to say, the appropriate height of the doorknob should be the height of the elbow joint.

The above content refers to Encyclopedia - Doorknobs.

The solution to the door handle can not be unlocked is as follows:1. If the doorknob is broken and the door can't be opened, then we can find a way to pry the lock open.

2. First of all, we can find a vise, and then clamp the broken position of the doorknob, and twist it vigorously in the direction of unlocking.

3. The purpose of twisting is to let the broken doorknob fall.

4. After the broken doorknob falls, we can open the door, and then we can replace the new doorknob.

Steps to replace the doorknob1. When replacing, the order should not be wrong, and the broken doorknob should be removed with a tool first.

2. After dismantling, because of the long time, there are traces of the installation on the side of the door.

3. We put the new doorknob in line with the old traces and fix it with screws.

4. Finally, after fixing the doorknob, check whether it is good to open and whether it can be locked.

5. If it's all right, it's a success, the process is very simple, and you don't have to think about it.

How to use the door will not let the doorknob break quickly1. Don't use too much force when closing the door, otherwise it is easy to break the doorknob or lose the doorknob.

2. It is best not to open the door when the wind rises, and it is easy to damage the door handle when the wind closes the door.

3. When the door can't be opened, don't pull the doorknob hard, and the doorknob will speed up the damage.

Of course, you can, replace the outer handle with a dead handle, that is, it can't be turned, you can only use the key to open, and the inside handle can be rotated to open and close the door normally.

Equipped with an anti-theft lock, it can resist abnormal opening under certain conditions within a certain period of time, and has a certain safety protection performance and meets the corresponding anti-theft security level.

The full name of the security door is "security door". It combines anti-theft and security performance. According to the provisions of the "General Technical Conditions for Anti-theft Security Doors", qualified security doors cannot be pried open within 15 minutes by using ordinary hand tools such as chisels, screwdrivers, crowbars and portable power tools such as hand drills, or open an opening of 615 square centimeters on the door leaf, or open an opening of 38 square millimeters within a semicircle of 150 square millimeters of locking points.

And the locks used on the anti-theft door must be a special lock for the anti-theft door with anti-drilling function that has been tested and qualified by the testing center of the Ministry of Public Security. The anti-theft door can be made of different materials, but only the door that meets the standard test and receives the safety product production certificate can be called an anti-theft door.

It is mainly reflected in the intelligence of its key components (locks), including various electronic anti-theft locks that have begun to be widely used, such as fingerprints, passwords, IC card locks, etc. With the advancement of technology, in addition to replacing traditional mechanical locks with smart locks, the Internet of Things security door will also be combined with smart home systems with functions such as security, home appliance control, elderly and child care, etc., and can realize functions such as network alarm, monitoring, data transmission and remote control, which are the embodiment of intelligence.

1. Insert the key to enter the anti-theft lock cylinder, and then rotate it to open it.

2. Use needle-nose pliers or a wrench to clamp the broken doorknob hole, and then use the key to open the door.

3. Contact the locksmith directly to open the door lock and ask the locksmith to change the handle with a new one.

Use an IC card (ID card, bank card, etc.) at the lock tongue The above method has limitations, if it doesn't work, use the following method Shake the doorknob violently until it is loose, and then look at the structure of the lock, generally fixed in the place where the lock bowl is locked, and there are screws and clips Then remove the lock handle, you can see the deadtongue inside, you need to use pliers and other tools to pull the deadtongue out, and it will be opened. If the above methods do not work, the following method is recommended. Kick it away!