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货场用的门式起重机,水电站用的启门门式起重机,码头用的装船机、卸船机、集装箱岸边起重机等都必须设有防风装置。防风装置基本可分为三类:一类是大车运行机构的制动器,它们不是专用的防风装置,但可以起到防风的作用;另一类是锚定装置,它只能在特定位置上使用;还有一类是随着整机在任一位置都可工作的防风装置。它包括手动、电动螺旋夹轨器,液压重锤式夹轨器,手动、电动卡轨器,本文介绍的液压压轨器也属于这一类。
The gantry crane used in the freight yard, the door gantry crane used in the hydropower station, the ship loader used in the wharf, the ship unloader and the container shore crane must all be provided with a windproof device. Windproof devices can be divided into three categories: one is the brake of the trolley operating mechanism, they are not special windproof devices, but can play the role of windproof; the other is the anchoring device, which can only be used in specific locations ; There is a class with the wind machine can work in any position. It includes manual, electric screw clamp, hydraulic hammer clamp, manual, electric rail device, the hydraulic pressure rail introduced in this article also fall into this category.