Control device for shrinkage deformation of glass fiber reinforced plastic profile

The utility model discloses a glass fiber reinforced plastic section contraction deformation control device which comprises a supporting top plate and a supporting bottom plate, a supporting cross beam is connected between the supporting top plate and the supporting bottom plate, connecting bolts are connected to the centers of the outer portions of the supporting top plate and the supporting bottom plate, a control box is connected between the outer portions of two first installation seats, and a second installation seat is connected to the control box. Fixing devices are connected to the two sides of the interior of the control box, fixing holes are formed in the two fixing devices, a second mounting base is connected between the tops of the two fixing devices, a deformation control ring is connected to the top of the second mounting base, and an insertion hole is formed in the top of the supporting top plate. According to the utility model, the deformation control ring can be well limited and fixed in the