Portable telescopic support

The utility model discloses a portable telescopic support which comprises a first support body, a second support body, a fixing plate and an adjusting structure, the fixing plate serves as a fixed connection foundation, and the portable telescopic support can drive a synchronous rod to rotate through a nut in the adjusting structure, so that the synchronous rod drives second bevel gears at the two ends to rotate; a threaded rod rotates and drives an internal threaded block to move, a connecting block drives a first support to move, the first support and a second support can be rapidly adjusted according to the size of the batching scale hopper, a T-shaped rod in the assembly structure pushes and drives a limiting block to extrude a spring and disengage from a limiting groove, and meanwhile a fixing block disengages from a fixing hole. At the moment, the T-shaped rod is rotated, the clamping block is rotated to the position flush with the sliding groove, then the fixing plate is moved, one end of the T-shaped