First, the door lock switch selection skills
1, door lock switches and lock cores are mostly copper (good quality), and many are zinc alloy (poor quality). We should choose locks with more teeth, because the more teeth, the greater the difference, and the lower the mutual opening rate of locks.
2. The choice of door lock switch and door lock style should be based on personal appreciation level and hobbies. The choice of door lock should consider the width and thickness of the door frame, and pay attention to the lock in the same direction as the door opening.
3, door lock switch, observe the appearance quality of the product, whether it is flat and smooth, whether the handle and cladding parts and related accessories are complete, whether the surface color of electroplated parts and painted parts is bright and uniform, and whether there are any defects that affect the appearance such as foaming, peeling, corrosion, oxidation marks and damage.
4. Whether the key is smooth and bright, and the trademark on it should be clear and correct. When the key is inserted into the lock cylinder hole to unlock, it should be smooth and flexible, and there should be no rolling phenomenon.
5. Press the lock handle and turn the anti-lock knob. Buy it first to see if it is flexible to drive. You can insure the door lock to see if it is effective after insurance. It is recommended to try each lock at least three times. Check that the protruding length of the locking tongue should not be too short.
6, door lock switch, regular production enterprise product packaging text pattern is clear, model, trademark, manufacturer's name and detailed address, production date, etc.
2. What brands of door lock switches are there?
1, Ailifu Ailifu anti-theft alarm door lock, brand-new operating concept, makes the door lock more user-friendly and adds shortcut keys. The monitoring function can be realized at the alarm site, and only the owner needs to input the password, which will present the sound of illegal personnel walking. The alarm information of Alifu's house has automatic protection function, which ensures that the phone number will never be lost.
2. Bosch Security Bosch Ann is deeply loved by the public. In the process of use, cooperate with various detectors, such as adding emergency buttons, oil smoke explosion-proof sensors, etc. Through the operation of the remote controller, the cloth protection range of the alarm can be automatically controlled to give an emergency alarm, which is fast and convenient to use.
Tyco Tyco Tyco is a multinational company, providing products and services to customers in more than 40 countries. With over100,000 employees worldwide, the brand is a leading supplier of safety products and services and other industrial products.
4. Honeywell Honeywell anti-theft alarm door lock has many functions, with computer control and keyboard, eight anti-theft areas and a wide range of detection. It can display the scope of the protected area, without wiring construction, and the installation is fast and convenient. There are six kinds of alarm telephones, which can give an alarm to 1 10, and can also inform the alarm location. This sign prevents gangsters from seizing the alarm line.
The above is some information about the safety door switch manufacturer and how to choose the safety door switch. If you want to choose the best safety door switch here, you must choose from its material quality and so on.