Risk source point: Manual chain hoist uses self-made simple lifting bracket to hoist large steel pipe, prefabricated and lengthened steel pipe, and the strength is insufficient.
1. The lifting suspension point is broken;
2. The lifting bracket collapses. Causes heavy objects to fall, causing personal injury or damage to equipment.
1. Use high-strength lifting brackets and suspension points;
2. Good welding joints, continuous welding;
3. Bracket inspection before operation.
1. Using self-made simple hooks;
2. Using self-made simple hoisting ropes and slings;
3. Using self-made simple rigging rigging;
4. Using hooks, hoisting ropes and hoisting belts, lifting rigging without product standards, Certificate of conformity, specification and name of the manufacturer.