The invention discloses a universal joint of an electric vehicle wind shielding and sun shading device. The universal joint is composed of a universal rod, a connecting sleeve and a lower connecting base. The universal joint is characterized in that the lower portion of the universal rod is spherical, the upper portion of the universal rod is a threaded section, the middle of the universal rod isa transition section, and a circumferential concave arc shape is formed above the spherical lower portion of the transition section; a connecting sleeve acts on connection of the universal rod and thelower connecting base of the universal joint, a screw hole is formed in a built-in lower part of the connecting sleeve, an inner diameter space above the screw hole is used as a matching area with the spherical lower portion of the universal rod, and the caliber of an upper edge opening of the connecting sleeve is smaller than the diameter of the inner diameter space; the lower connecting base acts on the universal joint to be fixedly connected with the upper U-shaped pipe; threads of the lower connecting base are matched with the screw hole, the threads extend outwards to form an opening groove, an arc hole matched with the upper U-shaped pipe is formed in the built-in front end of the opening groove, and a locking hole is formed in the straight wall of the opening groove.

    电动车挡风遮阳装置的万向节,由万向杆、连接套、下连接座组成;其特征在于:所述的万向杆下方为球形状、上方为螺纹段、中部为过渡段,在过渡段的下部球形状的上方制有周向凹弧形状;所述的连接套作用于万向节的部件万向杆和下连接座的连接,连接套内置下部制有螺孔,螺孔上方的内径空间用作于万向杆下方球形状的配合区,连接套上方沿口的口径应小于内径空间的直径;所述的下连接座作用于万向节与上U型管的固定连接;下连接座的螺纹和螺孔配合,螺纹往外延伸制有开口槽,开口槽的内置前端制有与上U型管配合的圆弧孔,在开口槽的直壁制有锁紧孔。


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    Title :

    Universal joint of electric vehicle wind shielding and sun shading device


    Additional title:

    电动车挡风遮阳装置的万向节


    Contributors:
    WANG MINGDA (author) / HUANG CHAODI (author)

    Publication date :

    2020-04-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62J Fahrrad- oder Motorradsättel oder -sitze , CYCLE SADDLES OR SEATS / F16C SHAFTS , Wellen



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