Trailer

The utility model discloses a trailer is applicable to the haul trees, and this vehicle includes 2 section at least sweeps and bracing piece etc. Be provided with the backup pad on the bracing piece respectively, wherein: the sweep both sides are provided with the baffle respectively, the last face of sweep is provided with a plurality of bar grooves, 4 the head end fixed connection of individual bracing piece in the lower face of sweep, the bracing piece is hydraulic telescoping rod, the backup pad is provided with the round hole, bracing piece slidable cartridge is in the round hole, be provided with spherical stop part on the bracing piece, the stop part is located the head end of bracing piece with between the backup pad, and the diameter of stop part is greater than the diameter of the round hole of backup pad, be provided with the pinhole on the bracing piece, the bolt is equipped with in the pinhole interpolation, the pinhole is located the bracing piece terminal with between the backup pad, the end of