The invention relates to a connecting piece special for a milking parlour fence.The connecting piece comprises an oppositely embracing type embracing clamp, an embracing clamp special for an end and an embracing clamp special for a 90-degree corner.A vertical column sleeve is arranged in the vertical direction, one or two transverse tube sleeves are arranged in the horizontal direction, the diameter of the vertical column sleeve is 90 mm, and the length of the vertical column sleeve ranges from 70 mm to 90 mm.The diameter of the transverse tube sleeves is 44 mm, and the length of the transverse tube sleeves ranges from 50 mm to 60 mm.According to the connecting piece special for the milking parlour fence, the problems existing in practice are effectively solved, materials are saved, time consumed for installing and debugging is shortened, labor consumed for installing and debugging is reduced, the construction period is shortened, quality is improved, wider activity space and safer walking channels are provided for dairy cows, and the accident that cow bodies are scratched is avoided.Maintenance is easy, and maintenance cost of corrosion losses of the milking parlour fence is greatly reduced.