Connecting structure for A-column guard plate and top lining of truck

The utility model discloses a connecting structure for an A-column guard plate and a top lining of a truck, which belongs to the technical field of truck interiors and comprises a connecting piece. A top lining limiting plate is arranged on the lower edge of the top lining, and a top lining positioning hole is formed in the top lining limiting plate; a column protection plate positioning columns are arranged on one side of the upper portion of the A column protection plate. The connecting piece comprises a first connecting plate, a second connecting plate and a third connecting plate which are of a three-section type continuous bending structure. The first connecting plate is provided with connecting piece positioning columns capable of being inserted into the top lining positioning holes in a positioning mode, and the second connecting plate is provided with connecting piece positioning holes capable of being matched with the A-column guard plate positioning columns in an inserting mode. Through insertion po