A door lock is generally a solid piece of metal with a mechanical arm, operated with a key. It is used to keep the door shut in order to protect the belongings from thieves. Here, we have listed all the common types of door lock.
Common Types of Door Lock
![](https://www.product-bank.com/wp-content/uploads/2022/05/padlock.png)
![](https://www.product-bank.com/wp-content/uploads/2022/05/combination-lock.png)
![](https://www.product-bank.com/wp-content/uploads/2022/05/deadbolt-lock.png)
![](https://www.product-bank.com/wp-content/uploads/2022/05/knob-lock.png)
![](https://www.product-bank.com/wp-content/uploads/2022/05/lever-lock.png)
![](https://www.product-bank.com/wp-content/uploads/2022/05/latch-lcok.png)
![](https://www.product-bank.com/wp-content/uploads/2022/05/barrel-bolt-lock.png)
![](https://www.product-bank.com/wp-content/uploads/2022/05/disk-lock.png)
Other Useful Types of Door Lock
![](https://www.product-bank.com/wp-content/uploads/2022/05/rim-lock.png)
![](https://www.product-bank.com/wp-content/uploads/2022/05/keypad-lock.png)
![](https://www.product-bank.com/wp-content/uploads/2022/05/cam-lock.png)
![](https://www.product-bank.com/wp-content/uploads/2022/05/smart-lock.png)
Padlock (साधारण चाबी वाला ताला)
It is a handheld solid piece of metal with a mechanical arm, operated with a key. It is generally used to secure house doors.
Combination Lock (अंक-संयोजन ताला)
It is a handheld solid piece of metal with a mechanical arm, operated with a combination of turnable digits. It is generally used in suitcases and house doors.
Deadbolt Lock (दरवाजे के अंदर लगने वाला स्थायी ताला)
It is a round solid piece of metal that is generally attached and mounted inside the doors. It consists of a key-operated cylinder and a mechanical arm. It is commonly used on external doors.
Knob Lock (घुंडी-ताला)
It is a round turnable solid piece of metal that is generally attached and mounted inside the doors. It consists of a key-operated mechanical arm. It is mostly used on interior doors because it provides less security than other locks.
Lever Lock (उत्तोलक-ताला)
It is a turnable solid lever that is generally attached and mounted inside the doors. It consists of a key-operated mechanical arm. It is mostly used in hospitals, offices, and other commercial building doors.
Latch Lock (स्थायी सिलिंडरयुक्त ताला)
It is usually a rectangular-shaped solid piece of metal that is generally attached and mounted inside the doors. It consists of a key-operated cylinder and a wide mechanical arm (bolt/latch). It is mostly used on exterior doors.
Barrel Bolt Lock (कुंडी)
It is usually an L-shaped cylindrical arm that moves inside a cylindrical frame. It is hand-operated and mostly used on interior doors.
Disk Lock (गोल चाबी वाला ताला)
It is a handheld solid piece of metal with a thick, curved, cylindrical arm operated with a key. It is generally used to secure house doors.
Rim Lock (किनारी पर लगने वाला ताला)
It is usually a turnable solid lever with key-operated solid mechanical arms. It is generally attached and mounted inside the doors. It is mostly used in commercial doors.
Keypad Lock (अंकीय-ताला)
It usually consists of a turnable lever or deadbolt, a mechanical arm, and a numerical keypad. It is generally attached and mounted inside the doors and opened with a numerical combination. It is generally used on vault doors.
Cam Lock (छोटा अलमारी-ताला)
It is usually a small cylindrical piece of metal with a turnable small mechanical arm at one end. It is a key-operated lock and is commonly used on cabinet doors.
Smart Lock (कृत्रिम बुद्धियुक्त ताला)
It usually consists of a deadbolt lock, rim lock, or mortise lock with a digital screen. It is generally operated by smartphones and can be accessed from anywhere in the world.