Optical cable splice closure

The invention discloses an optical cable splice closure, which comprises a closure body, and an optical fiber splice tray and a signal detection assembly which are arranged in the closure body, the signal detection assembly comprises an optical fiber beam splitter, a photosensitive sensor, a controller, a display module and a power supply module; the input end of the optical fiber beam splitter is used for being connected with a first identification optical fiber of a first optical cable, the first output end of the optical fiber beam splitter is used for being connected with a second identification optical fiber of a second optical cable, and the second output end of the optical fiber beam splitter is connected with the photosensitive sensor; the photosensitive sensor is used for sensing and detecting whether the second output end of the optical fiber beam splitter outputs an optical signal or not and sending a corresponding electric signal to the controller; the controller is used for controlling the displa