Heaven and earth locks are composed of locks, pushing bars, pushing bars, up and down tongue, heaven and earth rods, tail hoods and other accessories, which are mainly used for double fire door, which plays a fire escape.The upper and lower lock tongue of the heaven and earth locks the upper door frames and the floor of the bottom. When the push bumper is pushed, the lock tongue above is pushed to the top, and the lock tongue below is pumped up to realize the normal closed fire door.
Tiandi lock installation
1. Determine the installation position on the door on the door fan that is about to be installed. The reference line is drawn with a pen. The installation location can be made appropriately according to the specific conditions such as the original attachment beside or on the door.2. Use the installation template to mark the position of the fixed hole with the installation template on the door and door frame.Align the benchmark line on the installation template on the cross reference line of the door; use a pen to marked the middle lock, the block, the lock, the lock, the lock, the lower lock, the lower lock on the facade, the door frame, and the ground.Location.Note that the sides of the template are close to the facade or door frame; when the lock position is beacked, the lower template is bent and the edge of the door is aligned under the door, and then placed vertically to the lock hole under the ground.3. Install the middle lock to remove the middle lock to the mask and fix it at the calibration of the installation position. After fixing, press the pressure rod to check whether the exercise parts are flexible;The allocation is not in the correct position, and the screws can be removed from the position and installed above the center of the lock.
Is heaven and earth locks useful?
The first function of the heaven and earth lock is very widely used. In addition to the anti -theft doors of some families, many stores, hospitals, schools, etc. are used in such door locks.With this type of door lock, it can effectively control the traffic to ensure that in the shortest time to allow more people to reach the safest place.In addition to this function, Tiandi Lock also has certain anti -theft performance. General anti -theft door locks, thieves with slightly better technology can be opened from the outside.Not only that, they cant find this type of lock at all, and the price of such locks is not expensive, and it has a certain beauty and durability.
What is heaven and earth lock
The world locks have up and down connecting rods, which can be locked at the same time on the door.Suitable for any emergency channel doors, safe exit doors, fire doors, escape doors, fire channel doors, etc.In fact, the general anti -theft door has a heaven and earth lock. There is a lock with a link above and below the door fan. This is what we often call heaven and earth locks, especially the double opening door. This kind of lock is very common.In, it can fix the door leaf on one side so that it can neither affect the aesthetics and control the traffic.

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