The invention discloses a compact side airbag gas generator, and aims to provide a compact side airbag gas generator which is simple in structure. The compact side airbag gas generator comprises an outer tube, the outer tube is cylindrical, a cylindrical medicine cup is sleeved with the outer tube, the medicine cup is arranged in the middle of the outer tube, the bottom of the medicine cup is connected with a diffuser, a filter screen is arranged between the diffuser and the bottom of the outer tube, gas production medicine is arranged in the medicine cup, the top of the medicine cup is connected with an ignition device, the ignition device is sleeved with the outer tube, and an air outlet is formed in the lower end of the outer side wall of the outer tube. The compact side airbag gas generator has the beneficial effects that the structure is simple, and the manufacturing cost is low; the medicine cup is independently packaged, the two ends are sealed and provided with double notch grooves, and the structure is novel; the fixed connection mode of the medicine cup and the outer tube is simple and reliable; the spring plays a role in isolation and noise reduction; the diffuser can be used for adjusting airflow and shunting residues; the ignition device is integrally injection-molded through an injection molding process, parts are reduced, and the cost is reduced; the convex grooves can buffer airflow, collect residues and save the size of the filter screen.
本发明公开了一种紧凑型侧气囊气体发生器,旨在提供了一种结构简单的紧凑型侧气囊气体发生器。包括外管,外管为筒状,外管内套接有筒状药杯,药杯置于外管中部,药杯底部连接有扩散器,扩散器与外管底部之间设置有滤网,药杯内设置有产气药,药杯顶部连接有点火装置,点火装置与外管套接,外管的外侧壁下端设置有出气孔。本发明的有益效果是:结构简单,制作成本低;药杯独立封装,两端密封且设置双刻槽,结构新颖;药杯与外管固定连接方式简单可靠;弹簧起到隔离、降噪作用;扩散器可调节气流、分流残渣;点火装置通过注塑工艺注塑成一体,减少零部件,降低成本;凸槽可缓冲气流、收集残渣,节省滤网大小。
Compact side airbag gas generator
一种紧凑型侧气囊气体发生器
2021-08-31
Patent
Electronic Resource
Chinese
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |
Side airbag, airbag apparatus, method of making side airbag
European Patent Office | 2015
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