2025-05-13
Operation Precautions:1. Safety Specifications: Ensure the base is stable, avoiding tilting or soft ground. Prohibit overloading use and leave a margin (e.g., 80% of the rated load). After lifting, se
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2025-05-12
Steps for replacing the chain on a hand-operated pulley:1. Remove the outer shell of the hand-operated pulley and take out the old chain.2. Thread the new chain into the guide wheel and gear slot of t
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2025-05-12
The screw jack is a mechanical structure jack. It differs from the hydraulic jack in that it does not contain liquid inside. The interior consists of gears, allowing for lifting both horizontally and
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2025-05-09
1. Precautions: The chain of the hand-operated pulley should be lubricated regularly to avoid jamming; slanting hoisting or overloading is prohibited. When operating the pulley, pay attention to reset
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2025-05-08
A small gantry crane with a load capacity of 200 kilograms to 2 tons. The gantry frame is supported by steel columns and uses I-beams as the lifting beams. Four universal casters with brakes are insta
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2025-05-08
Hand chain hoists are divided into fixed types, also known as hook-type, which can be used directly by hanging them on a fixed point. There is also the combined type, which is a combination of hand ch
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2025-05-07
Operating Specifications: Load Red Line: Overloading is strictly prohibited; for example, a hoist rated at 1 ton may be damaged by an impact load of only 0.3 tons. Chain Inspection: Confirm that the c
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2025-05-07
Fault Diagnosis and Handling: No-load Slippage: Check if the pawl spring is ineffective (special tools are required for replacement). Noise Analysis: Gearbox noise may be due to foreign objects enteri
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