Material distribution device for backfill construction of ultra-deep narrow foundation trench

The utility model relates to the field of municipal rail engineering, in particular to an ultra-deep narrow foundation trench backfill construction material distribution device which comprises a funnel and a fixing assembly, the fixing assembly comprises a connecting frame and supporting columns, the connecting frame is provided with the funnel, the bottom of the connecting frame is provided with two sets of supporting columns, and the two sets of supporting columns can be clamped on the two sides of a top beam. A sleeve is arranged at the bottom of the funnel. According to the material distribution device for backfill construction of the ultra-deep narrow foundation trench, the top beam is used as a stress support, a large funnel is arranged above the top beam, the bottom of the funnel is connected with a sleeve, the sleeve can directly extend to a working face of a backfill area, and after the device is installed in place, backfill pebble soil is loaded from the upper portion of the funnel through an excava