Parachute device for logistics unmanned aerial vehicle

You are here: Homepage > Search

Parachute device for logistics unmanned aerial vehicle

Free access

LI XIAOYU / WANG CAIFENG / LI JIANXIA

The invention discloses a parachute device for a logistics unmanned aerial vehicle. The parachute device comprises a main shell, an outer cover and a reinforcing bottom plate. A Laval nozzle cavity is formed in the main shell, the reinforcing bottom plate is arranged at the bottom of the main shell, a box body is arranged at the bottom of the inner wall of the Laval nozzle cavity, a gas generating agent is filled in the box body, a detonating tube is further arranged in the box body, the detonating tube is connected with a lead, and a through hole for the lead to penetrate out is formed in the reinforcing plate; the top of the main shell is provided with a parachute pack mounting groove, the parachute pack mounting groove is communicated with the Laval nozzle cavity, a parachute pack is arranged in the parachute pack mounting groove, the parachute pack is connected with the main shell through a plurality of sets of first detachable connecting mechanisms, the outer cover is arranged above the main shell, and the two sides of the outer cover are connected with the outer wall of the main shell through chain ropes correspondingly. The parachute device has the advantages of low cost, simple structure, easy mass production, light weight, millisecond-level opening and low failure rate.

本发明公开了一种可用于物流无人机的降落伞装置，包括主壳体、外罩、加强底板；所述主壳体内部设有拉瓦尔喷管腔，所述加强底板设置在主壳体底部，所述拉瓦尔喷管腔内壁底部设有盒体，盒体内填充气体发生剂，所述盒体内还设有引爆管，所述引爆管连接引线，加强板上设有供引线穿出的穿孔；所述主壳体顶部设有伞包安装槽，所述伞包安装槽与拉瓦尔喷管腔连通，所述伞包安装槽内设有降落伞包，所述降落伞包通过若干组第一可拆卸连接机构连接在主壳体上，所述外罩设置在主壳体上方，所述外罩的两侧分别通过链索连接在主壳体外壁上；成本低廉、结构简单易量产、负重轻、降落伞毫秒级打开、故障率低。