“A”字型软管装卸臂 Unsupported Boom Bottom Loader
The “A” Frame Loader is a popular loading-arm configurations due to its flexibility, long reach and convenience of use. Commonly used for tank-truck bottom loading, “A” Frame arms can also be used in top-loading/unloading installations. Inlet flange and seamless piping are suitable for handling liquefied petroleum gases, including propane and butane.
l 2”–4” sizes available
l Carbon-Steel, Stainless-Steel and Aluminum options
l Adjusts for elevation/tilting during loading/unloading
l Stores in upright, near-vertical position
l Compact storage envelope allows closer installation proximity
l Low riser mounting heights
l Equipped with dry-disconnect coupling, union or other tight-fill inlet
l Choice of flanged, threaded or all-welded construction
l LPG service arms (LPG-32-F) feature all-welded construction
l Fully customizable
Features/Benefits
l Easy to operate/maneuver
l Eliminates cumbersome hose
l Easily stored away from vehicles
l For multiple product applications, it can be mounted close to another arm
l Can be safely stored to provide for safe clearance of vehicles
l Crossover can easily be achieved
这种弹簧平衡型的软管灌装臂具有与常规的“A”字型灌装臂相同的优点,只是次级臂采用软管来替代刚性的管子。
这种类型灌装臂的安装高度比其他软管灌装臂低。可以通过阶梯上升式装配来达到交叠效果并符合API的封套要求。“A”字型框架软管灌装头通常可向上收起并以接近垂直的位置收藏起来,因此能够朝装车台的任意一侧进行灌装。
除了底部灌装外,“A”字型软管灌装头还常常在燃料油库上用来作为气相回收臂,也可改装用于顶部灌装或卸料用途。
建议采用的最小垂管长度约60英寸。
优点
l 可用来作为气相回收臂。
l 便于存放到远离车辆的位置上。
l 用在涉及多种产品的用途中时,可以安装在与另
l 一个灌装臂紧邻的位置上。
l 可以安全地存放,保证车辆的安全开档。
l 可以容易地实现折叠。
特性
l 立柱安装高度低。
l 可提供2", 3" 和4"口径。
l 可提供碳钢、不锈钢、铝和特殊合金等材质。
l 可选用法兰式、螺纹式或全焊接结构。