Tray type optical splitter

The utility model discloses a tray type optical branching device, which comprises a tray box, a miniature branching device and an optical fiber adapter, a sliding rail is arranged in a box body of the tray box, two clamping groove clamps which are oppositely arranged are arranged on the sliding rail, a limiting gap used for clamping the miniature branching device is formed between the two clamping groove clamps, and the miniature branching device is arranged in the limiting gap. At least one clamping groove clamp can slide along the sliding rail so as to adjust the limiting gap. In the assembling process, the miniature shunt is downwards clamped between the two clamping groove clamps, so that the miniature shunt is fixed stably and is convenient to disassemble and replace; by adjusting the limiting gap between the two clamping groove clamps, the fixing device can be suitable for fixing miniature splitters of different sizes and specifications, and the product application range is wide. 本实用新型公开了一种托盘式光分路器，包括托盘盒