Seamless spliced diesel engine shell

The utility model relates to the technical field of diesel engines, in particular to a spliced seamless diesel engine shell which comprises a top and a cylinder sleeve, four limiting grooves are formed in the top end face of the top at equal intervals, a through hole is formed in the center of the bottom end of each limiting groove, inserting openings are formed in the through hole in a vertically symmetrical mode, and positioning holes are formed in the middles of the inserting openings. Matching holes are formed in the side faces of the positioning holes, and a cylinder sleeve which is convenient to mount and dismount and is seamlessly spliced is arranged above the machine top. The seamless spliced diesel engine shell has the advantages that the structure of a traditional diesel engine shell is optimized, and the seamless spliced diesel engine shell is more convenient to use. 本实用新型涉及了柴油发动机技术领域，具体为一种拼接无缝的柴油发动机壳体，包括机顶以及气缸套，机顶上端面等距开设有四个限制槽，限制槽底端中心开设有通孔，通孔上下对称开设有插口，插口中间开设有定位孔，定位孔侧面开设有配合孔，机顶上方设有方便安装拆卸且无缝拼接的气缸套；有