The utility model relates to an iron tower supervisory equipment fixed bolster. It includes support body and mount, the support body be the J -shaped structure, the minor face department of J -shaped structure opens there is the through -hole to in long limit position to there being the through -hole, it has a plurality of screw holes to locate to open at the minor face simultaneously. The utility model discloses do not need electric tool in the fixed construction of installation, reduced the construction degree of difficulty. Extensive applicability does not receive the position that equipment fixing is fixed, the restriction of platform guardrail height, has avoided platform guardrail self shake to cause the influence of shake to equipment.