1.安全锁，实际上安全锁使用的范围并不是很广，而且像中小型液压升降货梯 http://www.rgsjpt.com/设备大部分都没有安装这类附属件，安全锁可以有效的解决液压升降设备出现各类意外而导致的问题，起到了很好的保护作用，像大吨位的升降货梯更是需要安装该类附属件。
1.Safety lock, in fact an lock range and not is very wide, and like in small hydraulic cargo lift equipment most are not installed the accessories, the safety lock can effectively solve the hydraulic lifting equipment appear all kinds of accidents caused problems, played a good protective effect, like a large tonnage elevator goods ladder is need to install the accessories.

2.防爆阀，主要作用是防止液压油管爆裂后升降货梯设备瞬间下降等问题，可以有效的抑制油路，起到堵塞油管的作用，确保升降设备不受影响，提高设备的安全性。
2.Explosion-proof valve, the main role is to prevent hydraulic oil pipe burst after lifting elevator equipment instant loss problem can be effective suppression circuit, to pipeline blockage, so as to ensure that the lifting equipment is not affected and improve the safety of the device.

3.风绳，使用的不是很多，基本12米以上的室外高空作业选用的比较多，是用于升降货梯稳定性的附属物。
3.Wind rope, the use is not a lot, more than 12 meters above the basic outdoor aerial work is more, is used for the stability of the elevator.