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Anonymous users2024-01-24It should be called the bull head lock before, now it is rarely used, the principle is good, the current anti-theft lock is almost the same, that is, the gear of the mechanical lock is stuck by the insurance, so that the key can not be opened, the lock should be divided into good quality, needless to say, the door can not be closed in the case of insurance punch card, otherwise no one can open the door after going out, and the locksmith has no choice.
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Anonymous users2024-01-23That kind of lock is called "tiger lock", and it is strong and durable. The door cannot be locked with the safety open, and there is a spring inside. If the safety lock is on, the spring will not work, and this thing depends on the material.
The old-fashioned solid force is used a lot, and now many people also use it again, mostly for the iron gate of the courtyard.
The old-fashioned anti-theft lock body, the handle is opened and the anti-lock mechanism inside is designed separately, the standard handle position to the lock position is 68MM, the anti-deadbolt insurance is 27MM away from the lock, the insurance is Chun Xi mechanical nuclear type, not easy to break, if the safety tongue is open state of destruction, can not be forced to close the door, otherwise the lock will be damaged.
I can answer this, but I can only answer the larger ones, because there are at least hundreds of manufacturers of anti-theft lock bodies, and it is impossible to say them all. Zhongheng, Wanjia, Jiawei, Baode'an, and Juli are almost the top five in the country. I don't know about the rest. >>>More
Don't, don't.
Engaged in lock maintenance under 6 years With experience and previous experience Red for the decoration key If you sell it all the time to use Maybe the internal bullet structure of the lock cylinder will start on its own that day, causing you to be unable to open the door with the red key, I hope you can enable the black key after the move, so as not to cause unnecessary trouble. >>>More
The lock surface of the anti-theft door lock is generally made of the most advanced cast steel integrated structure, and there are no artificial rivets and plastic parts inside, and the special process ensures that the anti-theft door lock is durable, anti-vandal, and can meet the anti-theft use of living rooms and public buildings. Under normal circumstances, the installation of anti-theft door locks is to wait for the door to be painted and dried, and then install the anti-theft door lock, so as to avoid the paint sticking to the lock products and affecting the appearance and usability. It can also reduce the corrosion of paint on the security door and reduce the service life of the lock. >>>More
It depends on which type of cylinder you use. There is this kind of lock cylinder. >>>More