Environment-friendly and safe firework setting-off device
A technology for firecrackers and safety, which is applied in the field of environmentally safe firecrackers, can solve the problems of firecrackers hurting people or animals, easy entanglement of firecrackers, and affecting the effect of setting off, so as to improve space utilization, louder sound, and improve the effect of setting off firecrackers. efficiency effect
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[0025] Combine below Figure 1-3 The present invention is further described:
[0026] An environment-friendly and safe firecracker setting device, comprising a discharge chamber 10 with an upper cover 1, the discharge chamber 10 is a bottomless hollow cylindrical cavity, the side wall of the discharge chamber 10 is covered with through holes, the discharge chamber 10 The inner wall of the chamber 10 is provided with a firecracker placement frame, and the firecracker placement frame is an upper spiral 2 and a lower spiral 3 hovering inside the discharge chamber 10, and the upper spiral 2 and the lower spiral 3 are in the shape of a coil spring, and the upper spiral 2 and the inner wall of the discharge chamber 10 are provided with a gap, the lower screw 3 is fixed on the inner wall of the discharge chamber 10, the upper screw 2 and the lower screw 3 are fixedly connected by a connecting piece 4, and the upper cover 1 is provided There are upper discharge port 15.
[0027] The...
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