Excavator bucket suitable for roadbed drainage ditch construction

The utility model discloses an excavator bucket suitable for roadbed drainage ditch construction, which comprises a bottom plate, and the front part of the bottom plate is provided with digging teeth; the top plate is arranged in parallel and is positioned above the bottom plate; the two side plates are connected with the two sides of the bottom plate and the two sides of the top plate respectively; the rear wall is connected to the rear portions of the top plate, the bottom plate and the side plates, and the scraping plates are detachably arranged on the outer sides of the two side plates respectively. The trapezoidal excavator bucket is formed in one step, a drainage groove is reserved in the rear wall, the excavator connecting plate is arranged on the top, and rib plates are arranged on the two sides to increase strength. And the two side plates of the excavator bucket extend upwards, so that the excavator bucket can adapt to different excavation depths. Bolt holes are formed in the extension sections of t