First, the scope of use
Suitable for evacuation doors (escape doors) and fire doors such as swing doors, metal doors, and framed glass doors.
Second, the basic requirements
1. In the event of fire and various emergencies, ensure that large numbers of people in the building can escape quickly and safely;
2, an action can escape the door, the user does not need to use the escape device to open.
Third, the relevant standards
1, the European standard EN1125, EN1634
2. American National Standard ANSIA156.3
3, the United States Underwriters Laboratory Standards: UL10C
Fourth, product composition
An escape lock consists of three basic components:
1, the tongue;
2. Push bar (or pressure bar): The length of push bar or pressure bar should be greater than or equal to 2/3 door width;
3, outside the door accessories: You can choose according to specific needs or requirements without a locking function of a handle or locking function with a lock handle (including a complete set of lock cylinder handle), but also do not install.
Escape locks are classified according to different ways and have different types: There are very different in terms of function: emergency escape lock and fire escape lock; push-type (push-push type) and pressure bar according to design Type (under pressure type); divided into open-mounted lock type, mortise lock type, surface-mounted pin type, concealed pin type according to structure, according to the number of lock points, there are single-point lock, double-point lock and three-point lock type According to whether the alarm is divided into mechanical escape lock and alarm escape lock, the alarm escape lock is divided into independent alarm escape lock, linkage alarm escape lock, access control alarm escape lock, delay alarm escape lock.
Understand the above part, do you know what the role of the escape lock is?
The first is to protect life safety: In the event of fire and various emergencies, a large number of people in the building can be protected from escaping quickly and safely. For spaces with more than 100 people, emergency exit doors should be fitted with escape locks.
The second is the security function: under the premise of guaranteeing the life safety of the people in the building, the exterior door is locked securely, and both the anti-theft function and the emergency evacuation function can be provided in an emergency; in all functions of the escape lock, the indoor When you go out, just press one action of the push bar to retract all the latches to open the door. A fire escape lock should be used on the fire door and it must not be equipped with a latch retract lock function.
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