一顶帐篷由插杆、木栓和篷顶布组成。
标准安装制式：螺纹、平板、插杆等等。
Standard installation methods: screw thread, plate or pin plunge, etc.
它由地轮、传动销、传动拐臂、传动插杆、回位弹簧和传动棘轮组成。
The utility model is composed of a land wheel, a driving pin, a driving crank arm, a driving inserted link, a release spring, and a driving ratchet.
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