Multifunctional parallel bar for physical education

The multifunctional parallel bars for physical education comprise parallel bar vertical bars, telescopic rods are connected into the parallel bar vertical bars in a matched mode, the telescopic rods and the parallel bar vertical bars are fixed through plug pins and positioning holes, cross bars are...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SUI YI, YAN JINGCHI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The multifunctional parallel bars for physical education comprise parallel bar vertical bars, telescopic rods are connected into the parallel bar vertical bars in a matched mode, the telescopic rods and the parallel bar vertical bars are fixed through plug pins and positioning holes, cross bars are fixedly connected to the tops of the telescopic rods, and supporting legs are hinged to the bottomsof the parallel bar vertical bars. A bottom connecting rod is connected between every two adjacent parallel-bar vertical rods which do not belong to one cross rod, a spring cushion is arranged betweenthe bottom connecting rods and used for protecting the legs of a user, bosses are arranged at the connecting ends of the telescopic rods and the cross rods, and stretching tools are installed on thebosses. Compared with the prior art, the upper bumper has the advantages that the height can be adjusted according to the physical condition of a user, even if the upper bumper is difficult to operate, the spring cushion can be