Safe access control system

Abstract

The invention provides a safe access control system which comprises an alarm control device, unlocking devices, a password setting device, password inputting and identifying devices, calling talkback equipment and a control processor, wherein the password setting device comprises a digital keyboard and a fixed password and random password setting circuit and is located in a user room; each of the password inputting and identifying devices comprises a temporary password display device, a password input device and a fixed password and random password identifying circuit; the password inputting and identifying devices and the unlocking devices are arranged at an access control position of a community, an access control position of a building and an access control position of an elevator, and the calling talkback equipment is arranged at the access control position of the community. The safe access control system provided by the invention has the beneficial effects that family members or guests come in and go out conveniently while safety protection is enhanced, and the safe access control system is simple to operate.

Description

Technical field [0001] The invention relates to the technical field of access control systems, in particular to a safe access control system. Background technique [0002] The current residential communities attach great importance to safety work, to prevent non-residents from entering and leaving at will, which brings insecurity. In the existing mid-to-high-end communities, multiple protections will be installed at the entrances of the communities and the elevators in the corridors. Common security systems use the induction principle of access control cards to open these channels, but to pass these access control, you need to carry the access control card with you, and the number of access control cards is limited. When family members do not hold the access control card or lose the access control card, then Someone must be at home to help open the door, which is very inconvenient. At the same time, when there are temporary guests visiting at home, entering the community also r...

AI Technical Summary

Problems solved by technology

The common security system is to use the induction principle of the access control card to open these passages, but to pass these access control, you need to carry the access control card with you, and the number of access control cards is limited. When family members do not hold the access control card or lose the access control card, then Someone must be at home to help open the door, it is very inconvenient to enter and exit

At the same time, when there are temporary guests visiting at home, the head of the household needs to open the door many times to enter the community, which is more complicated. If the access control password is provided, there will be security risks

Images