Pluggable alarm device for airport crossing gate

The utility model provides a pluggable alarm device for an airport crossing gate, which comprises a signal line (1) connected with an airport control room server and a plurality of vibration intrusion detectors (2) connected in series on the signal line (1), and the vibration intrusion detectors (2) are installed on the airport crossing gate. The signal line (1) is disconnected at the butt joint position of door leaves of the airport crossing gate, plugs of the plug-pull type connectors are installed at the two disconnected ends respectively, the connector butt joint latch (3) comprises a left installation base (31), a right installation base (32), a latch body (33) and a hinge (34), one end of the latch body (33) is installed on the right installation base (32) in a rotating mode through the hinge (34), and the other end of the latch body (33) is installed on the right installation base (32) in a rotating mode through the hinge (34). According to the pluggable alarm device, the integrated latch with the plug