Heat dissipation structure and linear module

The invention discloses a heat dissipation structure, and relates to the technical field of motors, the heat dissipation structure is used for a linear module, the linear module comprises a plurality of linear modules which are arranged in an annular array and are arranged at intervals, the heat dissipation structure comprises a plurality of cooling modules, and the plurality of cooling modules are arranged in an annular array and are arranged at intervals. The multiple cooling modules and the multiple linear modules are arranged in a staggered mode, cooling flow channels allowing cooling media to flow are formed in the cooling modules, and the cooling flow channels of the multiple cooling modules are arranged in parallel. The invention aims to improve the heat dissipation efficiency of the linear module. 本发明公开了一种散热结构，涉及电机技术领域，该散热结构用于直线模组模块，直线模组模块包括呈环形阵列排列且相互间隔设置的多个直线模组，散热结构包括多个冷却模组，多个冷却模组呈环形阵列排列且相互间隔设置，多个冷却模组用于与多个直线模组交错布设，其中，冷却模组的内部形成有供冷却介质流动的冷却流道，其中，多个冷却模组的冷却流道并联设置。本发明旨在提高直线模组模块的散热效率。