Earthwork protective fence
The utility model discloses an earthwork protective fence which comprises main protective fence plates, and every two adjacent main protective fence plates are rotationally connected. The rotating rod is rotationally connected to the upper end of the main protective fence plate, the outer side of th...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses an earthwork protective fence which comprises main protective fence plates, and every two adjacent main protective fence plates are rotationally connected. The rotating rod is rotationally connected to the upper end of the main protective fence plate, the outer side of the rotating rod is sleeved with an auxiliary protective fence plate, a sliding groove is formed in the lower end of the auxiliary protective fence plate, limiting grooves are formed in the upper side wall and the lower side wall of the sliding groove, and limiting rods are slidably connected into the limiting grooves; and the limiting rod is mounted on the outer side of the rotating rod. According to the earthwork protective fence, the rotatable auxiliary protective fence plates are arranged, the main protective fence plates can rotate, the main protective fence plates and the auxiliary protective fence plates can rotate, the movable clamping rods are used for positioning, folding and unfolding of the protective fen |
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