Connection Device, Control Box Component and Fracturing Apparatus

A fracturing device, comprising a power unit, wherein the power unit comprises a muffling compartment, a turbine engine, a compulsion air intake unit, a circulation air inlet assembly, and a circulation air outlet assembly, wherein:

• the air intake unit is coupled with the turbine engine through an intake pipe and configured to provide a combustion-supporting air to the turbine engine;
• the air intake unit is disposed at a top of the muffling compartment and the muffling compartment comprises an accommodation space;
• the turbine engine is disposed within the accommodation space;
• and
• the circulation air inlet assembly or the circulation air outlet assembly is configured to create an air pressure differential between inside and outside the muffling compartment.