艏艉密封装置安装工艺规程

1、艏艉密封装置安装工艺规程The sealing plants installation technology procedure1 船上安装前准备 Preparation work before installation on board1.1打开密封检查是否有损坏现象。 Opening the sealing plant and check if there are defects.1.2检查艉轴管、艉管轴承、螺旋桨及螺旋桨轴是否清洁及有损伤现象。 Cleaning the S/T housing and bearings, propeller and shaft.1.3使用干净的安装设备、

2、工具，防止安装过程中异物进入到艉轴管和密封中。 To prevent the dirty thing into the S/T housing and sealing plant during the installation.2 船上安装 Installation on board2.1将螺旋桨轴运至船上适当位置，去掉防护装置。将轴表面清理干净后，均匀的涂一层滑油。 Put the propeller shaft on board in position, cleaning it and painting with L.O.2.2将艏密封装置套入螺旋桨轴（包括密封圈）。在将轴插入艉管的过程中

3、，不断的向前移动密封装置。 Put the forward sealing plant round the propeller shaft. To be careful during installing the propeller shaft to prevent the sealing plant from damage.2.3用一个手拉葫芦将艏密封吊起，对密封进行必要的调整以免对密封环造成扭曲或损坏。 Lifting the forward sealing plant and adjusting it to avoid damage.2.4安装艉密封前，检查轴的位置以及轴承间隙。 Che

4、cking the clearance of shaft and bearings before installing aft seal.2.5将艉密封装置及有关的密封圈穿到螺旋桨轴上，穿的过程中要进行调整，以防密封发生扭曲或损坏。 Installing the aft sealing plant and adjusting it to avoid damage.2.6压装螺旋桨。 Installing the propeller.2.7为防止艉密封装置在安装过程中发生扭曲等异常现象，可将固定密封套和箱体的锁紧板螺栓松开，但不要取下。 In order to prevent the aft s

5、ealing plant from damage during installation, unlock the mounting strap but dont take it away.2.8连接艉密封各处螺栓，并按表1和图1中给出的数据对艉密封进行调整，以使表中的数据要求得以满足。 Adjusting the aft sealing plant to satisfy the requirement in table 1 and fig.1. then tightening the bolts.2.9上紧艉密封各处螺栓，再次测量表1和图1中要求的数据。拆除锁紧板。 Measuring the

6、 data again after tightening the bolts. Then dismantling the mounting strap.2.10安装艏密封。密封安装前，测量轴承与轴的间隙。 Measuring the clearance of shaft and bearing before installing the forward sealing plant.2.11连接艏密封各处螺栓，并按表1和附图1中给出的数据对艏密封进行调整，以使表中的数据要求得以满足。 Adjusting forward sealing plant to satisfy the requireme

7、nt in the table1 and Fig.1. then tightening the bolts.2.12上紧艏密封各处螺栓，再次测量表1和附图1中要求的数据。 Measuring the data again after tightening the bolts.2.13密封装置安装结束后，用不锈钢丝将螺栓锁紧。After installation, lock bolts with steel wire.表 1 (table1) 单位 (unit) ：mm测量点measure point允许值value测量方法measure method艉密封A不锈钢套和密封箱体之间间隙偏差Dev

8、iation of the clearance in the opposite position0.50用木楔配合卡尺沿圆周均布测四点（上、下、左、右）check clearances between chrome steel liners and casing with wedges and callipers in four position ( top, bottom, port and starboard.B不锈钢套偏心度Eccentricity of the liner0.20用百分表配合盘轴turning shaft and measuring with dial gaugeE螺旋

9、桨前端面到艉管后端面之间的距离the distance between fore end surface of propeller and aft end surface of S/T 245+50艏密封C不锈钢套和密封箱体之间间隙偏差Deviation of the clearance in the opposite position0.50用木楔配合卡尺沿圆周均布测四点（上、下、左、右）check clearances between chrome steel liners and casing with wedges and callipers in four position ( to

10、p, bottom, port and starboard.D不锈钢套偏心度Eccentricity of the liner0.20用千分表配合盘轴turning shaft and measuring with dial gaugeF前密封夹紧环前端面到艉管前端面之间的距离the distance between the fore end surface of clamp ring of FWD sealing plant and fore end surface of S/T241±3 附图1. 艏艉密封示意图Figure1: The sketch for FWD and AF

11、T sealing plant3 注油和泄漏试验 Filling oil and leakage test3.1滑油注入艉轴管后的泄漏试验 The leakage test of S/T after filling with L.O. 3.1.1艉管滑油系统串油清洗结束后，可以进行此项试验。 The test will be carried out after the S/T L.O. system have flushed.3.1.2试验时，要将位于艏、艉密封底部泄放塞拿掉，但艏、艉密封内不要注油。 The draining plug in the bottom of the sealing

12、 plant should be removed when test, but dont filling the oil into sealing plants.3.1.3向艉管内注入滑油，并利用低位重力油柜的静压力进行3小时以上的泄漏试验。 Filling the stern tube with oil from the low gravity tank and check leakage from sealing plants more than 3 hours later.3.2滑油注入密封后的泄漏试验 The test of sealing plants after filling w

13、ith L.O.3.2.1艏密封 Forward sealing plant 从艏密封油柜向艏密封装置供油。进行4小时的泄漏试验。 Filling the FWD sealing with L.O. from FWD seal had tank and The test time should be kept for four hours.3.2.2艉密封 Aft sealing plant从艉密封箱上部的孔向2号和3号密封环注油（见附图1），然后旋紧塞子。进行4个小时的泄漏试验Filling the No.2 and No.3 sealing ring with L.O. (see figure 1), then tightening the plug. The test time should be kept for four hours.4测量艉管轴承磨损原始数据，并作出测量报告提交船东船检。 Measuring the original wear data of bearing and submit the report to Owner and Class.5密封的防护 protection of sealing