Municipal road construction stone chip spreading device with crushing function

The invention discloses a municipal road construction stone chip spreading device with a crushing function. The device comprises a spreading box, a plurality of moving mechanisms are arranged on the bottom wall of the spreading box, a first opening communicating with the outside is formed in the upper end of the spreading box, a box cover matched with the first opening is arranged at the upper end of the first opening, the box cover is connected with the two ends of the spreading box through two symmetrically-arranged connecting mechanisms, a first filtering mechanism is arranged on the box cover, a crushing mechanism is arranged in the distribution box, a second filtering mechanism is arranged at the lower end of the crushing mechanism, a third filtering mechanism is arranged at the lower end of the second filtering mechanism, the third filtering mechanism is located right below the second filtering mechanism, a second opening communicating with the outside is formed in the bottom wall of the spreading box,