First of all, you should know what the lock core of the door looks like and how long it is, and then remove the panel. There are two locking nails on the inner plate of the door lock. Remove the lock cylinder cap. There is a screw in the middle of the baffle of the door lock body. Take out the screw.
What are the brands of lock cores?
1, gold point atom
Established in 200 1, Jin Dian Atomic Brand is a company specializing in the integration of R&D and production, with 57 national invention patents. In 2006, it passed the ISO900 1 international quality system certification and won many honors such as the best traffic lock manufacturer.
2. Solid strength
Guli lock cylinder is a well-known lock cylinder brand. It is the first anti-theft standard designed in China according to American standard, European standard EN and Australian standard. It is also designed and manufactured according to China fire protection standards, and has achieved good results in the anti-theft door lock industry.
3. Yuma people
Ma Yue Locks is mainly a hardware product manufacturer integrating locks, safes, engineering hardware and other products. The locks made by this brand have the leading patented technology of "360 idling anti-pick lock core", and the quality is stable. Moreover, the brand has a wide range of products that can meet the needs of different car owners.
4. Wang Li Lock Industry
Wang Li's security products enjoy a high reputation in the market, with a wide range of products, including: security doors, machinery manufacturing, anti-theft locks and other dozens of industries across the national economy, becoming a large group company focusing on scientific research, design and manufacturing.
5. Steven (male name)
Steven is a well-known lock core brand of security door in Europe, and its products occupy the main market in continental Europe, and the product design standard has become the industry standard. Products focus on the high-end market, mainly pure copper security door lock core, the price is relatively expensive.
Bian Xiao concluded: The above is the content about the method of changing the lock core in Heze. I believe everyone understands! The lock core of the security door is an important part of the security door, so the lock core of the security door must be made of well-known brands with guaranteed quality.