Door locks are the guarantee of home security. With the continuous development of technology, various mechanical door locks and smart door locks have emerged one after another, and their safety index is also constantly rising. So what kind of home door lock is good, what brand of home door lock is good, how much does a home door lock cost, and what to do if the home door lock cannot be opened, etc. The editor will introduce these questions to you one by one.

What kind of home door lock is good?

Nowadays, home door locks can be divided into anti-theft door locks and room door locks. Generally speaking, door locks are installed when purchasing anti-theft doors. , its quality has a great relationship with the quality and brand of the door. Currently, the door locks on the market are super B-level lock cylinders. For the safety of the family and household belongings, the door locks can be replaced after the house is renovated to ensure the safety of the room.

Most room door locks now use handle locks, and the materials they are made of are also diverse, including zinc alloy, copper, stainless steel and other materials. Generally speaking, copper or stainless steel are of better quality. , its price is also slightly more expensive.

What brand of household door locks is good?

1. Three-ring door locks

Yantai Sanhuan Lock Industry Group Co., Ltd. was founded in 1930 as a company in Shandong Province. , Shandong products, chairman unit of China Lock Manufacturing Association, the quality of three-ring door locks has always been trusted by consumers.

2. TONYON Universal Door Lock

Wenzhou Universal Lock Co., Ltd. is a high-tech enterprise of Zhejiang Province, a product of Zhejiang Province, and a trademark of Zhejiang Province. The quality of its door locks has always been excellent. Visible.

3. Wanjia Door Lock

China Wanjia Group Co., Ltd. is a trademark of Zhejiang Province, a product of Zhejiang Province, and one of the top ten lock brands in China. It is also a large modern group.

4. GULI door lock

Zhongshan Assa ABLOY Security Technology Co., Ltd., as a trademark of Guangdong Province, a high-tech enterprise in Guangdong Province, and a leading enterprise in global door opening solutions, has been Pay attention to the research on the safety of door locks.

5. Huafeng door locks

Zhongshan Huafeng Lock Co., Ltd. is a hardware company that has been specializing in the production of various types of locks.

In addition to the above-mentioned several famous household door lock brands, ARCHIE door locks, Haotaitai locks, Tianyu TENYALE door locks, Bodeli door locks, Meihua door locks, etc. are all domestically superior door lock brands.

How much does a household door lock cost?

The price of a door lock has a great relationship with the production materials, brand, safety index, etc. Here are several brands of door locks compiled by the editor The price, I hope it can give you some useful suggestions when purchasing door locks.

1. Three-ring new Chinese-style pure copper door lock SHCT-9928, about 400 yuan;

2. Three-ring new silent pure copper door lock G35, about 500 yuan;

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3. TONYON fingerprint lock household anti-theft door lock T2, about 2,100 yuan;

4. Guli Electronics smart lock fingerprint password lock j8, about 5,800 yuan;

5. Yajie smart door lock fingerprint electronic lock AJ2011B-04, about 2,200 yuan.

Note: The above prices are for reference only, and the actual quotation shall prevail.

What to do if the household door lock cannot be opened

1. The door lock cannot be opened due to foreign objects

When the key or finger cannot be inserted into the door Lock, it may be because there is a foreign object stuck in the door lock. In this case, find a way to remove the foreign object from the door lock. You can use iron wire or the like until the key can be inserted. Then determine the direction in which the door will open. If it opens inward, apply inward force when turning the key; if it opens outward, apply outward force when turning the key.

2. The door lock cannot be opened due to external force

In this case, it is usually because the tongue is distorted or the screws fixing the lock tongue fall off, so the door lock cannot be opened due to external force. It is stuck, so you should first find the lock tongue, pull the fallen screw back from the crack in the door and position it, so that you can open the door.

3. When you have tried various methods but cannot open the door lock

When you have tried various methods but cannot open the door lock as shown in the photo, in this case You can only find a locksmith to unlock the door. The locksmith generally has professional tools and skills, but it will inevitably cost some money.