Building intercom systems

Building Intercom
The system is mainly composed of doorway host, indoor extension, UPS power supply, electric control lock and door closers. According to the type can be divided into direct press type, digital type, digital household intercom, visual intercom, non-visual intercom, etc.

Doorway machine
The doorway host is the core part of the building intercom system control, each indoor extension transmission signal and electric lock control signal through the host control, its circuit board using vibration reduction installation, and moisture-proof processing, vibration and moisture resistance is very strong, and with night lighting device, beautiful and generous appearance.
Indoor machine indoor machine is a kind of phone into the machine, generally is with the door machine machine into the door, household building into the system is with the door machine machine into a set of internal telephone system can complete the system within a user's telephone contact, the use of more convenient, it is divided into visual indoor machine, non-visible indoor machine. With electric locking control and monitoring functions, it is generally installed at the entrance of the user's home, mainly to facilitate intercom conversation between the occupants and visitors.

UPS power supply
Its function is mainly to keep the building intercom system from losing power. Under normal circumstances, it is in a charged state. When there is a power failure, the UPS power supply is in the state of supplying power to the system. Building intercom system, manufacturers generally do not use UPS batteries, mainly visual system power consumption is too large, the general small capacity UPS batteries to ensure that the use of time!

Door lock
Its internal structure is mainly composed of electromagnetic mechanism. Users simply press the electric lock key on the extension to energise the electromagnetic coil, thus enabling the electromagnetic mechanism to drive the connecting rod action, which will control the opening of the door. Door closer It is a special automatic door closing linkage mechanism. It has a regulator to adjust the acceleration and the force of action, making it easy and flexible to use.