1. www.issehs.com
应用工效学-风险评估与控制
Maharshi Mehta, CSP, CIH
International Safety Systems, Inc.
PO Box 475 Washingtonville,
New York, USA 10926
Maharshi.mehta@issehs.com
Ms. Lili Deng
Project Manager, China North East Asia
International Safety Systems, Inc.
Shanghai, China
Lili.deng@issehs.com +86- 135 2406 1672
10. www.issehs.com
力的推与拉
退和拉的用力极限建议
状况 不能超过的力(牛顿)
(Kgf, lbf)**
Examples of Activities
全身站立
225 N (50 lbf or 23 kgf) Truck and cart handling.
Moving equipment on wheels or casters.
Sliding rolls on shafts.
手臂,肩膀肌肉,
手臂伸展
110 N (24 lbf or 11 kgf) Leaning over an obstacle to move an object.
Pushing an object at or above shoulder height.
跪 188 N (42 lbf or 19 kgf) Removing or replacing a component from
equipment as in maintenance work.
Handling in confined work areas such as tunnels
or large conduits.
坐 130 N (29 lbf or 13 kgf) Operating a vertical lever, such as a floor shift on
heavy equipment.
Moving trays or a product on and off conveyors.
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推拉限度
手部高度 推距 频率 最初力 支撑力
腰 25’ (7 m) 1 push/30 min 51 LB (23 kg) 29 LB (13 kg)
肩膀 25’ (7 m) 1 push/30 min 51 LB (23 kg) 29 LB (13 kg)
腰 7’ (2 m) 1 push/30 min 55 LB (25 kg) 35 LB (16 kg)
肩膀 7’ (2 m) 1 push/30 min 55 LB (25 kg) 37 LB (17 kg)