船舶電裝預(yù)制件制作及電纜貫穿件隔堵工藝-副本

1、船舶電裝預(yù)制件制作及電纜貫穿件隔堵工藝TECHNOLOGY OF CABLE PENETRATIO N&SEALING FOR STEEL SHIPpage 10 total 10預(yù)制件的工藝要求 Technology of cable penetration1.電纜貫穿件Cable transit若托盤(pán)表中沒(méi)有特別注明，貫穿件的材料為普通A級(jí)鋼。貫穿件制成后，將銳邊及毛刺打磨，并進(jìn)行防腐蝕處理，一般涂防銹底漆二度。The material of pen etrati on is ordinary steel (class A) in gen erally, if no specify

2、.The tran sit should be grin ded, and coati ng two layers.普通電纜貫穿件(無(wú)防火，及水密要求)見(jiàn)下圖1Ordinary tran sit (no-fireproof n o-watertight) see draw ing 1.1.1 普通電纜框 Horizontal ordinary transit 表示方法 Express：DK L x Bx H x SDK-普通電纜框 Horizontal ordinary transit1.2普通電纜筒(無(wú)防火，水密要求) 見(jiàn)下圖1。Vertical ordinary tran sit (no-

3、fireproof no-watertight)see draw ing 1.表示方法 Express：DT L x B x H x SDT -普通電纜筒 Vertical ordinary transitL長(zhǎng) length B寬 wide H高 high S 板厚 thickness小型普通電纜框、筒可用鍍鋅管壓制代用。Mini ordi nary tran sits can be take n placed by pressed galva ni zed tube.r-BDrawing 1 DK(DT)i!Sign：DK廣Jo工IB-BDT1.3 耐火電纜框 Fire-proof hori

4、zontal transit表示方法 Express：AWn L x B x 250 x SAW-耐火電纜框 Fire-proof horizontal transitL長(zhǎng) length B寬 wide 高 height -250mm S 板厚 thickness耐火等級(jí)詳見(jiàn)下表 type number, see followed table 電纜框高度固定為the is fixed： 250mm類型參數(shù)Type名稱Name耐火等級(jí)Fireproofi ng grade使用場(chǎng)所siteAW1DMT-W水密式A-60級(jí)耐火電纜框 DMT-W watertight grade A-60 firep

5、roofi ng tran sitA-60 , A-30 , A-15艙壁bulkheadAW3DMT-W水密式A-0級(jí)耐火電纜框DMT-W watertight grade A-0 fireproofi ng tran sitA-0艙壁bulkhead標(biāo)記示例Sig nature:A W n型式序號(hào) fire-proof grade1 無(wú)機(jī)型填料watertight1 A級(jí)水密耐火結(jié)構(gòu) fire-proof mark制作雙側(cè)型耐火電纜框(灌注孔和透氣孔在艙壁兩側(cè))的具體要求如下圖2: 一般情況下，選用如圖2的耐火電纜框。Double side fireproof transit (perfu

6、sion hole and ventilate hole in two sides), see: drawing 2: In gen erally, this kind of fire-proof tran sit will be priority used (see draw ing 2),圖2 AW1 , 3雙側(cè)型耐火電纜框(trying ? t double type fr?prrfing transitbulkhead. nt. J.bulkhead /若為保證電纜必要的彎曲半徑，在某些特殊區(qū)域，可選用如圖3的單側(cè)型耐火電纜框(灌注孔和透氣孔在艙壁同側(cè))。For keep the n

7、ecessary bend radius, use the Fireproof tran sit of sin gle side ( perfusi on hole and ven tilate hole be same side deck) in some special space. see draw ing 3.圖3 AW1，3單側(cè)型耐火電纜框drawing 3 AW1,3 fireproof transit of single sideA-A405OFLJ160FrojncZiljdrcwirig synb l2 £ specially orientation cinefis

8、ion 5( in clndng fireproof transit of 胡辭 bii:perfusior bo.e 7?n:80見(jiàn)1.4 耐火電纜筒 Vertical fireproof transit表示方法為 express: AWn LX B x 215X SAWn 耐火電纜筒 Vertical fireproof transitL長(zhǎng) length B寬 wide height 高 215mm S -板厚 thickness n耐火等級(jí)詳見(jiàn)下表 type number, see followed table 電纜筒高度固定為the is fixed: 215mm類型參數(shù)Type名稱N

9、ame耐火等級(jí)Fireproof class使用場(chǎng)所siteAW2DMT-W 水密式A-60級(jí)耐火電纜筒 DMT-W watertight grade A-60 Fireproofi ng pen etrati onA-60，A-30，A-15甲板deckAW4DMT-W水密式A-0級(jí)耐火電纜筒DMT-W watertight grade A-0 Fireproofi ng pen etrati onA-0甲板deck制作具體要求如下圖4:AW1、AW2型的電纜貫穿件的制作、安裝要求同AW3、AW4型的貫穿件，只是在填料結(jié)束后，在船體包覆耐火絕緣層的一側(cè)包覆耐火絕緣氈。包覆厚度按舾裝專業(yè)的防火

10、絕緣布 置圖的相應(yīng)要求來(lái)定，一般不低于40mm厚。Requireme nt as followi ng draw ing 4:Make and installation of AW1、AW2is same as AW3、AW4, after stuffing ,the differenee is only covered fireproof insulation. The thickness not less than 40mm normally, the detail is accord ing to fireproof in sulatio n draw ing.DRAWING 41耐火型

11、電纜代 fire-proof pciic?tration"? svmbolz1.5 電纜管 見(jiàn)下圖 5 Cable pipe ( see: drawing 5).電纜管用鍍鋅鋼管切割或彎制成，分直管和彎管兩種，切口的毛刺及銳邊打磨光滑。直管 用于單根電纜的貫穿，彎管用于多根電纜的貫穿。直管上口須根據(jù)電纜外徑配相應(yīng)尺寸的填料函。機(jī)艙或露天區(qū)域用熱縮套管密封，其它區(qū)域用橡皮泥封堵。露天甲板的電纜管須 配相應(yīng)規(guī)格的套管以防腐蝕。Cable pipe made of galvanized steel tube, there are two types, one is straight pip

12、e with gland for sin gle cable, ano ther is goose n eck pipe for multi-cables. The cut edge should bee n grin ded to smooth. The tube stuff using thermal shrink tube in E/M or on open deck, for other area, the pipe should bee n stuffed plastice ne.表示方法為Express:DG X H-管子通徑 diameter H-高 heightdraw ing

13、 5Ht01.6 填料函見(jiàn)下圖 6 Cable gland ( see: drawing 6).單根電纜需貫穿B-0級(jí)水密壁時(shí),可采用填料函并加焊長(zhǎng)100的鋼管。Sin gle cable passes through WT B-0 class bulkhead, the gla nd can be welded on 100 mm pipe.表示方法Express : TH X dTH-填料函 Cable gland d- 填料函尺寸 dimension of glanddraw ing 6JB-0 class bulkheadz -CO2.電纜支承件Cable support2.1 扁鋼支

14、架 見(jiàn)下圖 7, Flat steel ( see: drawing 7)用相應(yīng)規(guī)格的扁鋼彎制而成，切口的毛刺及銳邊打磨光滑，鍍鋅2030卩。It made of smooth flat steel ,galva ni zed 203Qi表示方法為 Express: DB Lx B x H x§ or DB B x §L長(zhǎng) length B寬 wide H-腳高 height § 厚度 thickness如L、H的值缺省，則相應(yīng)代表扁鋼長(zhǎng)度為 550、扁鋼高度現(xiàn)場(chǎng)定 If no showing the data of L and H, please refer t

15、o the followed table.TypeLBH§155020現(xiàn)場(chǎng)定No requireme nt32550404Draw ing 6drawing symhol ；2.2電纜托架Cable tray制作托架的材料通常為鋼質(zhì)，且經(jīng)鍍鋅防蝕處理In general, material of cable tray is galvanized steel, and the material.電纜托架可分為單層托架和多層托架：Cable tray divide mono layer tray and Multi-layer tray:H-腳高 highH-腳高 highH-腳高 hi

16、gh表示方法為express: DZ Lx H單層電纜托架 mo nolayer tray. L寬wide 或 or 2DZ L x H 雙層電纜托架 double layer tray L寬 wide 或 or 3DZ L x H 三層電纜托架 three layer tray L寬 wide為便于船上安裝，電纜托架一般可在車間預(yù)制成，見(jiàn)下圖 7。Cable tray may be prefabricated in workshop for easy in stallati on. See drawi ng7.電纜的U型托片之間的間距參照表a確定。Space betwee n of U-ty

17、pe tray refer to the followed table . 組裝件底腳之間的距離要求如下：Space betwee n support as followed: DZ150 DZ300< 900mm,DZ400 DZ800< 1500mm多層托架：折算為單層托架后，再按相應(yīng)要求確定規(guī)格。For the selectio n for Multi-layer tray, please calculate to mono layer.Drawi ng 7電纜托架組合骨架及支腳的材料按下表來(lái)選擇：Material of cable tray comb in atio n f

18、rame and support:電纜托架規(guī)格Cable tray type電纜托片規(guī)格Bracket組合骨架framework支腳 supportDZ150U-150Z-2U-2DZ200U-200Z-2U-2DZ300U-300Z-2U-2DZ400U-400Z-3L30X30 an gle ironDZ500:U-500Z-3L30X30 an gle ironDZ600U-600Z-3L45X45 an gle ironDZ700UT-700 30X30 an gle iron bracketL30X30L45X45 an gle ironDZ800UT-800 30X30 an gl

19、e iron bracketL30X30L45X45 an gle iron3.防火、水密隔堵Sealing3.1 使用橡皮泥、熱縮套管 usi ng of plastice ne, thermal shrink tube艙室內(nèi)的電纜管使用橡皮泥進(jìn)行封堵；機(jī)艙、露天甲板處的電纜管、填料函等的密封 使用熱縮套管，居住區(qū)域內(nèi)電氣箱上的填料函一般不須封堵。熱縮套管施工工藝參照制造 廠標(biāo)準(zhǔn)要求如下：Cable pipe in cabinet to be sealed with plasticene; cable pipe and cable gland in engine room and ope n

20、 deck to be sealed with thermal shri nk tube, the cable gla nd on electrical panel no n eed seals in accommodati on area no rmally. Tech no logy of thermal shri nk tube should be accordi ng to maker' s sta ndard.3.1.1熱縮套管的規(guī)格參見(jiàn)下表 Type of thermal shrink tube序號(hào)NO.型號(hào)規(guī)格TYPE縮前內(nèi)徑ORIGINALDIA縮后內(nèi)徑FINALLY

21、DIA縮前壁厚ORIG. THICKNESSP 1RSG-30/83080.32RSG-40/1240120.3r 3 dRSG-50/1550150.35:4RSG-60/1860180.35r 51RSG-70227022 :0.4:6RSG-90/2790270.47RSG-100/30100300.4518RSG-110/37110370.453.1.2根據(jù)電纜及填料函的規(guī)格選用熱縮套管，可參照下表進(jìn)行。The thermal shri nk tube can be selected as the correlati on table betwee n cable gla nd and

22、 thermal shri nk tube.電纜外徑CABLE OUT DIA.填料函內(nèi)徑CABLE GLANINNER DIA填料函D尺寸D D DIMENSION OFCABLE GLAND安裝后總外徑:TOTAL OUT DIAAFT FITTING選用熱縮套管Thermal shri nk tube dia.5-78M16 X121.930/86-1213M20 X127.530/811-1516M27 X1.536.940/1214-1819M30 X1.541.650/1517-2324M36 X1.547.350/1522-2728M42 X253.260/1826-3334M4

23、8 X263.570/2232-4142M56 X275.090/2740-4950M64 X380.7100/3048-5758M72 X392.4110/373.1.3熱縮套管使用說(shuō)明 Manual of Thermal shrink tube(1) 根據(jù)上表選擇合適規(guī)格的熱縮套管，通常所選熱縮管收縮后的內(nèi)徑應(yīng)小于電纜外徑1mm以上，熱縮管長(zhǎng)度應(yīng)大于要包覆長(zhǎng)度的5-10%。Select the Thermal shri nk tube accordi ng above table, the dime nsion of Thermal shri nk tube should be small

24、er 1mm tha n cable out diameter no rmally, le ngth of the Thermal shri nk tube should be Ion ger 5-10% tha n the cover len gth.(2) 在要包覆的電纜部位的兩端做上標(biāo)記，用干凈抹布去除灰塵和污物。Marked the cable before seal, outer sheath of cable should be clea ned.(3) 必要時(shí)可在預(yù)熱后的電纜部位均勻纏繞上一層熱熔膠帶(厚度約為0.3mm左右),熱熔膠帶要壓緊Preheating the oute

25、r sheath of cable, then wrap one layer thermal melt tape tightly (thick ness about 0.3 mm) if n ecessary.(4) 套好熱縮套管，定位后用塑料焊槍或噴燈從熱縮套管的中部開(kāi)始沿園周方向加熱 使其均勻完全收縮，然后由中間往一端逐步加熱至完全收縮，端口有熱熔膠溢 出，一端收縮完全后，用同樣的方法加熱收縮另一端，注意加熱時(shí)一定要沿園周 方向移動(dòng)，待完全收縮后依次向外擴(kuò)展，以免產(chǎn)生皺折和氣泡。After fit the thermal shrink tube, use the blowtorch to

26、heat. Heating the middle part of thermal shrink tube at first, when it shrink uniformly, then heating from middle to one end, after thermal melt tape extravasation and shrink fully, then do the other end as the same way. The cable and tube should be move around duri ng heati ng to avoid rumple and b

27、ubble.(5) 熱縮套管收縮后，再重復(fù)加熱一遍，使表面光滑平整，整個(gè)加熱過(guò)程要快速移動(dòng) 塑料焊槍。Reheating once again after shrink fully, during whole process, please move the blowtorch quickly to keep the surface lubricity and to avoid temperature too higher.(6) 在大、小頭按連處，若尺寸相差過(guò)大或有尖銳角過(guò)渡，可在小頭一端尺寸較小的 熱縮管，用第(5)條的方法先使其收縮好，再套上另一根熱縮管。或用熱熔膠纏繞 緊，使其圓滑過(guò)渡

28、，再套熱管。For the reducer, if dimension discrepancy is too large or there is acuity corner transition, fitted one small dimension tube or thermal melt tape on the small end at first, then use the big size thermal shri nk tube cover the whole part.(7) 若有彎角，應(yīng)先從彎角處開(kāi)始加熱熱縮管，使其先完全收縮后再向兩邊擴(kuò)展。If there is ben ded

29、 corn er, it should be heati ng thermal shri nk tube from the ben ded parts, the n exte nd to both sides.(8) 待熱縮管完全冷卻后方可進(jìn)行下一步操作，最好冷卻時(shí)間在15分鐘以上。After thermal shrink tube cooling fully, it can be done nextoperation; it is better thecooling time over than 15 minutes.3.2 耐火電纜框(筒)的隔堵工藝 Seali ng Tech ni ca

30、l for fireproof pe netrati on3.2.1 準(zhǔn)備工作 Prepare Working3.2.1.1檢查主要材料的出廠合格證件是否齊全Check the relative certificate of the materials.3.2.1.2如對(duì)保管的或來(lái)料質(zhì)量有疑問(wèn)，可進(jìn)行小樣檢驗(yàn)，取少量填料樣品，按規(guī)定比例， 將A、B二組份混合調(diào)勻，如產(chǎn)品一天內(nèi)不固化，即為失效If you doubt the quality of the stuff, please do the sample test, accord ing proporti on, mix part A an

31、d part B, if it can not solidify in one day, it must be no used.3.2.1.3按照相關(guān)圖紙將貫穿件內(nèi)部的電纜敷設(shè)齊全，整理平直并保證清潔。Fini shed the cable layout accordi ng the draw ings , keep straight and clea ning.3.2.2 PD100膨脹堵料的施工 Construction of PD100 caulking3.221為灌注液態(tài)堵料的需要，先將防火電纜框兩端或防火電纜筒下端填充膨脹堵料Before pour the sealing slurr

32、y, please fit the expansion caulking at the end of penetration. For the fire-proof horizontal penetration, it is both end; or for the vertical penetration, it is only low end.3.2.2.2用膨脹堵料填入每根電纜之間以及與貫穿件內(nèi)壁之間，大的間隙可重疊堵塞，應(yīng)使 堵料與貫穿件端面相平，梳齒面必須向內(nèi)放置，然后對(duì)膨脹堵料噴灑膨脹促進(jìn)液，約法 30分鐘后即可封堵開(kāi)口，灌注密封填料。Being un der the con st

33、ruct ion, put PD100 caulk ing to the space betwee n cables and tran sits, the n spray ing expa nsion liquid to the caulk ing, the caulk ing start expa nds and after 30 minu tes, the space can be fully blocked, the n it is possible to pour the seali ng slurry.3.2.3 DMT-W 型無(wú)機(jī)電纜密圭寸填料的施工 Using way of the DMT sealing3.2.3.1 填料的配制 DMT sealing consists填料的配方包括A、B二個(gè)組份，A組份為粉料，B組份為溶液，A組份與B組份的 調(diào)配比例為6: 4 (重量比)，出廠時(shí)已按比例分別裝于( A)( B)二個(gè)容器內(nèi)，施工時(shí) 只需將B組份溶液倒入粉料中調(diào)勻后便可使用。Seali ng con sists of A part (powder) and B part (soluti on): usually the mixture