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1、SECTION A KEEL AND BOTTOM CONSTRUCTIONKeelDouble-bottom stuctureTransversely framed double bottomLongitudinally framed double bottom 龙骨和底部结构龙骨双层底结构横骨架式双层底纵骨架式双层底1142813107包均第1页/共26页SECTION A KEEL AND BOTTOM CONSTRUCTIONMachinery space double bottomDouble-bottom tanksStructure to resist poundingSingl
2、e-bottom construction 龙骨和底部结构机舱双层底双层底液舱抗喷击结构单底结构1142813107包均第2页/共26页transverse framing double bottom横骨架式双层底结构横骨架式双层底结构1.内底板 inner bottom piating 2.内底横骨 inner bottom frame3.透气孔 air hole4.内底边板 margin plate5.舭部外板 bilge plating6.加强筋 stiffener,reinforcing bar7.框架肋板 main floor8.流水孔 drain hole9.中底桁 bottom
3、center girder10.15肘板 bracket11.船底肋骨 bottom frame12.扶强材 stiffener13.边接缝 side joint14.框架肋板肘板 bracket of web floor16.加强筋 stiffener17.框架肋板 main floor18.旁底桁 bottom side girder19.人孔 manhole20.切口 notch21.减轻孔 lightening hole1142813107包均第3页/共26页longitudinal framing double bottom纵骨架式双层底结构纵骨架式双层底结构1.加强筋 stiffe
4、ner2.舭肘板 bilge bracket3.水密肋板 watertight floor5.内底板 inner bottom piating6.内底纵骨 inner bottom girder7.框架肋板 main floor9.中底桁 bottom center girder10.船底中心线 bottom center girder11.人孔 manhole12.旁底桁 bottom side girder13船底纵骨 bottom side girder15.内底边板 margin plate1142813107包均第4页/共26页box shaped bottom central gi
5、rder箱形中桁材结构箱形中桁材结构1.水密底纵桁 watertight bottom girder2.内底板 inner bottom piating3.纵骨 longitudinal4.内底横骨 inner bottom frame5.框架肋板 main floor6.肘板 bracket7.纵骨 longitudinal8.船底中心线 bottom center girder9.船底横骨 bottom frame1142813107包均第5页/共26页solid floor 实肋板结构实肋板结构1.内底板 inner bottom piating2.旁底桁 bottom side gir
6、der3.加强筋 stiffener，reinforcing bar4.中桁材 center girder5.船底板 bottom piating6.实肋板 solid floor1142813107包均第6页/共26页combined floor 组合肋板结构组合肋板结构1.肘板 bracket2.内底骨材 inner bottom frame3.旁桁材 side girder4.内底板 inner bottom piating5.船底骨材 bottom frame1142813228浦晓东第7页/共26页light floor 轻型肋板结构轻型肋板结构1.中桁材 center girder
7、2.减轻孔 lightening hole3.内底板 inner bottom piating4.船底板 bottom piating5.加强筋 stiffener，reinforcing bar6.旁桁材 side girder7.内底边板 margin plate8.舭肘板 bilge bracket1142813107包均第8页/共26页transverse section lines of longitudinal framing single bottom纵骨架式单底结构纵骨架式单底结构1.旁内龙骨 side keelson2.加强筋 stiffener3.肋板 floor4.防倾肘
8、板 tripping bracket5.防倾肘板 tripping bracket6.中内龙骨 centerline vertical keel7.船底外板 bottom plating8.船底纵骨 bottom longitudinal9.切口 notch1142813107包均第9页/共26页longitudinal framing single bottom纵骨架式单纵骨架式单底结构底结构1.槽型舱壁板 corrugated bulkhead plating2.舭列板 bilge strake3.舭肘板 bilge bracket4.实肋板 solid floor5.旁内龙骨 side
9、keelson6.中内龙骨 centerline vertical keel7.防倾肘板 tripping bracket8.船底板 bottom plating9.T形板 T type plate1142813107包均第10页/共26页transverse framing single bottom 横骨架式单底结构横骨架式单底结构1.舭肘板 bilge bracket2.舭列板 bilge strake3.焊接切口 welding notch4.平板龙骨 plate keel5.中内龙骨 center keelson6.流水孔 drain hole7.焊缝 welding line we
10、lding seam8.面板 face plate9.折边 flanged edge10.肋骨 frame1142813219 华盛勇第11页/共26页1142813137 叶梁富第12页/共26页1142813127 王鸿杰第13页/共26页1142813117 季杰第14页/共26页Keel Keel 龙骨部分龙骨部分vertical keel vertical keel 垂直龙骨垂直龙骨 center girder center girder 中纵桁中纵桁right-angle right-angle 直角直角flat plate keel flat plate keel 平板龙骨平板龙
11、骨solid floor solid floor 实肋板实肋板 bracket floor bracket floor 框架肋板框架肋板docking docking 码头、船坞、空间站码头、船坞、空间站corrosion corrosion 腐蚀腐蚀maintaining maintaining 油漆保护油漆保护stiffener stiffener 加强材加强材flat bar stiffener flat bar stiffener 扁钢扶强材扁钢扶强材1142813207安楠第15页/共26页double-bottom structure double-bottom structure
12、 双层底部分双层底部分inner shell inner shell 内板内板bilges bilges 肶部肶部a collecting bay/well for bilge water a collecting bay/well for bilge water 污水井污水井a flanged bracket a flanged bracket 折边肘板折边肘板intercostal side girder intercostal side girder 间断旁底桁间断旁底桁air hole air hole 气孔气孔margin plate margin plate 内底边板内底边板dra
13、in holes drain holes 污水槽污水槽the main bulkheads the main bulkheads 主舱壁主舱壁1142813207安楠第16页/共26页VocabularyVocabularylstructure structure 结构结构lkeel keel 龙骨龙骨lcentreline centreline 画出中线画出中线lconstruction construction 建筑物建筑物lbulkhead bulkhead 隔板隔板llongitudinal longitudinal 纵向的纵向的ldivision division 部门部门11428
14、13237杨文迪第17页/共26页lconsiderable considerable 重要的重要的lpipework pipework 管道工程管道工程lPhrasePhraseurun along run along 离开离开uknown as known as 被认为是被认为是ube increased in be increased in 在在增加增加ube made of be made of 由由组成组成urun above run above 跑着穿过跑着穿过uin the machinery spacein the machinery space在机舱里在机舱里uthe str
15、ength of the strength of 的强度的强度ufit in fit in 适合适合1142813237杨文迪第18页/共26页centreline 中心线stark 中间列板thickness 厚度docking 游船码头restricition 限制compensate 补偿subdivide 分隔distortion 变形outboard 外侧boilers 锅炉bolted 螺栓cofferdam 隔离舱right-angles 直角alternate 轮流1142801232 周褀第19页/共26页bottom shell 底板central keel 中龙骨side
16、 shell plating 舷侧外板flat plate keel 平板龙骨solid floor 实肋板duct keel 箱形龙骨shaft tunnel 轴隧inner shell 内壳collecting bay 污水井lubricating oil 润滑油regardless of framing system 骨架形式heavy plate seat 强底坐板diesel oil tank 柴油液舱release the air 排气1142801232 周褀第20页/共26页Where a double bottom or inner shell is fitted it is
17、 watertight up to the bilges,thus providing complete waterlight should the outer shell be pierced in way of the double bottom.凡双层底或内壳安装它水密至舱底，从而提供完整的水光，应在双层底的方式外壳被刺穿。The construction of the double bottom in the machinery space regardless of framing system has solid plate floors at every frame space
18、under the main engine.在机舱双层底的建设，无论取景系统，具有坚实的肋板在主发动机在每一帧的空间。1142801232 周褀第21页/共26页Heavy flat bar stiffener 沉重的扁钢条加劲肋Construction 建设Drainage arrangement 排水装置 Continuous centreline girder 连续中心线梁Heavy plate seat 厚板的座位 Flat bar 扁条Diesel oil tank 柴油罐Lubricating oil drain tank 润滑油排柜Cofferdam 围堰Diesel oil t
19、ank 柴油罐Thereabouts 附近Structure 结构1142813409 陈天宇第22页/共26页The construction of the double bottom in the machinery space regardless of framing systerm has solid plate floors frame space under the main engine.Additional side girders are fitted outboard of the main engine seating,as required.The double-bo
20、ttom height is usually increased to provide fuel oil,lubricating oil and fresh water tanks of suitable capacities,Shaft alignment also requires anincrease in the double-bottom height or a raised seating,the former methodusually being adopted.Continuity of strength is ensured and maintained by gradua
21、lly sloping the tank top height and internal structure to the required position.Additional support and stiffening is necessary for the main engines boilers,etc.,to provide a vibration-resitant diesel-engined ships rhe tank topplating is increased to 40 mm thick or thereabouts in way of the engine be
22、dplate.This is achieved by using a special insert plate witch is the length of the engine inlcuding the thrust block in size.Additional heavy girders are also fitted under this plate and in other positions under heavy machinery as required.Plating and girder material in the machinery spaces is of increased scantlings in the order of 10%.1142813409 陈天宇第23页/共26页Shell plating 舷侧外板Centre girder 中纵桁Corrosion 腐蚀The docking blocks 坞墩Duct keel 箱干龙骨Frame spaces 肋位Flange 折边Air hole 通气孔Watertight 水密1142802123 徐祥田 第24页/共26页Thank you!第25页/共26页感谢您的观看。感谢您的观看。第26页/共26页