Aerodynamic cannon for performance or entertainment

An aerodynamic cannon for performance or entertainment relates to the field of performance or entertainment appliances, comprises a cannon barrel and a high-pressure air storage tank, and is characterized in that the cannon barrel is obliquely arranged downwards from front to back, the rear end of the cannon barrel is connected with the high-pressure air storage tank through an air valve, and the air valve is connected with an air valve controller for controlling opening and closing of the air valve. A dyeing lamp is arranged at the front part of the gun barrel; and a switch of the dyeing lamp is connected with the dyeing lamp controller. The utility model has the advantages of simple structure, low cost, no environmental pollution, no potential safety hazard and the like. 一种表演或娱乐用空气动力式大炮，涉及表演或娱乐用具领域，包括炮筒和高压储气罐，高压储气罐一侧设有充气接头，其特征在于：炮筒由前至后向下倾斜设置，炮筒后端经气阀与高压气罐相连，气阀上连接有控制气阀开关的气阀控制器，炮筒前部设有染色灯，染色灯的开关与染色灯控制器相连。本实用新型具有结构简单、成本低廉，无环境污染、无安全隐患等优点。