Rubber bushing type engine suspension

The invention relates to a rubber bushing type engine suspension which comprises a support provided with a sleeve and a rubber bushing assembly matched with the sleeve on the support. The rubber bushing assembly of the suspension is composed of an outer casing pipe, an inner casing pipe and a vulcanized rubber component arranged between the outer casing pipe and the inner casing pipe, and the outer casing pipe is provided with a square hole; the vulcanized rubber component comprises an upper limiting structure connected with an outer round rubber ring and a lower limiting structure connected with an inner round rubber ring, the inner wall of the outer round rubber ring is tightly attached to the inner wall of the outer casing pipe, and the outer wall of the inner casing pipe is sleeved with the inner round rubber ring; the upper limiting structure is a square boss and extends out of the square hole in the outer casing pipe; the lower limiting structure is an arc-shaped boss and corresponds/makes contact with