The invention discloses a stretching type inflatable device. The stretching type inflatable device comprises a first one-way valve, a second one-way valve, an elastic member that can rebound after stretching and a flexible sealing outer cover; the sealing outer cover is of a hollow structure; one end of the sealing outer cover is provided with an air inlet that can communicate with the inside, andthe other end thereof is provided with an air outlet that can communicate with the inside; the first one-way valve is arranged at the air inlet to allow gases to enter the inside of the sealing outercover from the outside; the second one-way valve is arranged at the air outlet to allow the gases to flow out of the inside of the sealing outer cover; the elastic member is built in the sealing outer cover, one end of the elastic member is connected to one end of the sealing outer cover and the other end thereof is connected to the other end of the sealing outer cover; and when contracting, theelastic member drives the sealing outer cover to be retracted into a flat shape. The stretching type inflatable device provided by the invention has the advantages of being small in size, and very convenient in carrying, storage and use. In addition, the invention further discloses an inflatable air bag.
本发明公开一种拉伸式充气装置,包括第一单向阀、第二单向阀、拉伸后可回弹的弹性件及呈柔性的密封外罩;所述密封外罩呈中空结构,所述密封外罩的一端设有可与其内部连通的进气口,另一端设有可与其内部连通的出气口;所述第一单向阀设置于所述进气口以使气体从外部进入所述密封外罩的内部;所述第二单向阀设置于所述出气口以使气体从所述密封外罩的内部流出;所述弹性件内置于所述密封外罩内,且一端连接于所述密封外罩的一端,另一端连接于所述密封外罩的另一端;在收缩时,所述弹性件带动所述密封外罩收缩成扁平状。本发明拉伸式充气装置具有体积小,携带、存放及使用十分方便的优点。另,本发明还公开一种充气气囊。
Stretching type inflatable device and inflatable air bag
拉伸式充气装置及充气气囊
01.09.2020
Patent
Elektronische Ressource
Chinesisch
IPC: | F04B Verdrängerkraft- und Verdrängerarbeitsmaschinen für Flüssigkeiten , POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS / A41D Oberbekleidung , OUTERWEAR / A47C Stühle , CHAIRS / A47G Haushalt- oder Tafelausstattung , HOUSEHOLD OR TABLE EQUIPMENT / B63C LAUNCHING, HAULING-OUT, OR DRY-DOCKING OF VESSELS , Zuwasserlassen, Trockenstellen, Docken oder Bergen von Schiffen |
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