信號機及信號表示器的命名天津鐵道職業技術學院鐵路信號基礎設備維護NamingofsignalsandindicatorsSectionfour,namingofsignalsandindicators.Inthispart,wewillexplainthehomingsignal,startingsignal,routesignalforreceiving,routesignalfordeparture,shuntingsignal,approachingsignal,repeatingsignal,passingsignalanddepartureindicator.進站信號機進站信號機的命名是按列車運行方向進行的，上行用S表示，下行用X表示。若在車站一端有多個方向的線路接入，則在S或X的右下角加上該信號機所屬線路名的漢語拼音字頭，如東郊方面的下行進站信號機編為XD。HomingsignalThenamingofthehomingsignalisbasedonthedirectionofthetrain.TheupwarddirectionisrepresentedbyS,andthedownwarddirectionisrepresentedbyX.Asshowninthefigure,itisthedownwardhomingsignal.出站信號機出站信號機按列車運行方向命名，上行用S表示，下行用X表示，在名稱的右下角加股道號，如S5。StartingsignalThestartingsignalisnamedaccordingtotherunningdirectionofthetrain.TheupwardsignalisrepresentedbyS,andthedownwardsignalisrepresentedbyX.Addthetracknumbertothelowerrightcornerofthename,suchasS5.接車進路信號機接車進路信號機的命名按列車運行方向，上行為SL，下行為XL。當有并置或連續布置的接車進路信號機，則在其右下角加順序號。如SL2、SL4、XL1、XL3等（上行用雙數，下行用單數）。RoutesignalforreceivingThenamingoftheroutesignalforreceivingisbasedontherunningdirectionofthetrain.TheupwarddirectionisSL,andthedownwarddirectionisXL.Whentherearejuxtaposedorconsecutivelyarrangedroutesignalforreceiving,addasequencenumberinthelowerrightcorner,suchasSL2,XL1,etc.(doublenumbersfortheupwarddirectionandsingularnumbersforthedownwarddirection).發車進路信號機發車進路信號機按列車運行方向命名，上行用S，下行用X表示，并在S或X右下角先加車場號，再加股道號。如Ⅰ場的上行3股道發車信號，信號機為SⅠ3；Ⅱ場下行4股道發車進路信號機為XⅡ4。RoutesignalfordepartureRoutesignalfordepartureisnamedaccordingtothedirectionoftrainoperation,withSforupwardsandXfordownwards,andaddtheyardnumberinthelowerrightcornerofSorX,andthenaddthetracknumber.Forexample,thesignalisdeparturefromthethreeup-goinglanesinthefirstyard,andthesignalisnamedSⅠ3.調車信號機調車信號機用D表示，在其右下角綴以順序號。從列車到達方向順序編號，上行咽喉用雙號，下行咽喉用單號，如D9、D18等。若有數個車場時，則每個車場所屬的調車信號機均用百位數字表示，以百位書表示車場，如Ⅰ場的D101。ShuntingsignalTheshuntingsignalisdenotedbyD,withasequencenumberinthelowerrightcorner.Itisnumberedsequentiallyfromthedirectionofarrivalofthetrain,withanevennumberfortheupwardthroatandanoddnumberforthedownwardthroat,suchasD9,D18,etc.Iftherearemultipledepots,theshuntingsignalforeachdepotisrepresentedbyhundredsofdigits,andthedepotisrepresentedbyhundredsofdigits,suchasD101foroneyard.預告信號機預告信號機的編號，第一個字母為Y，后面綴以主體信號機的編號，如YXD。ApproachingsignalThenumberoftheapproachingsignal,thefirstletterisY,followedbythenumberofthemainsignal,suchasYXD.復示信號機復示信號機的編號，第一個字母是F，后面綴以主體信號機的編號，如進站復示信號機FX，出站復示信號機FSⅡ，調車復示信號機FD103。RepeatingsignalThenumberoftherepeatingsignal,thefirstletterisF,followedbythenumberofthemainsignal,suchasthehomingrepeatersignalFX,thestartingrepeatersignalFSⅡ,andtheshuntingrepeatersignalFD103.通過信號機自動閉塞區段的通過信號機的名稱以該信號機所在地點坐標公里數和百米數來編號，下行編為奇數，上行編為偶數，例如在100km+350m處的并置通過信號機，下行方向的編為1003，上行方向編為1004。PassingsignalThenameofthepassingsignaloftheautomaticblockingsectionisnumberedbythenumberofkilometersandhundredsofmetersofthelocationofthesignal,thelowerrowisanoddnumber,andtheupperrowisanevennumber.Forexample,iftheparallelpasssignalisat100km+350m,thenumberinthedownwarddirectionis1003,andthenumberintheupwarddirectionis1004.發車表示器發車表示器用B表示，加在所屬出站信號機的前面，如BS3

表示上行3股道出站信號機的發車表示器。進路表示器、道岔表示器不單獨命名，與所屬信號機或道岔的名稱和編號相同。DepartureindicatorThedepartureindicatorisdenotedbyB,whichisaddedinfrontofitsownstartingsignal.Forexample,BS3representsthedepartureindicatorofthes