Security alarm system for road slope supporting project

The invention, which belongs to the technical field of engineering security protection, discloses a main control part of a security alarm system for a road slope supporting project. According to the invention, the security alarm system comprises a main control part (1), a vibration signal collection part (2), and a displacement signal collection part (3); and a wireless communication receiving module (103) of the main control part (1) carries out wireless communication with a vibration signal wireless communication module (202) of the vibration signal collection part (2) and a displacement signal wireless communication module (302) of the displacement signal collection part (3). Compared with the prior art, the provided system has characteristics of simple structure, stable performance, and convenient controlling and the like.