26-05-2023 дата публикации
Номер: CN116161133A
Принадлежит:
The invention discloses a crawler belt self-adaptive tensioning mechanism suitable for a crawler belt type forest fire fighting truck, which comprises a frame, a crawler belt, a guide wheel, a thrust wheel, a riding wheel, a driving wheel, a first transmission rod, a second transmission rod, a third transmission rod, a spring guide rod, a tensioning spring, a hinge block, a first base, a second base and a third base, the crawler belt is arranged on the outer sides of the guide wheel, the thrust wheel, the riding wheel and the driving wheel, the guide wheel and the thrust wheel are connected in motion through a first transmission rod, a second transmission rod, a hinge block, a third transmission rod, a tensioning spring and a spring guide rod, and the first transmission rod, the second transmission rod and the spring guide rod are connected with the frame through a first base, a second base and a third base respectively. When the tensioning spring senses the pressure transmitted by the ...
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