Raws li ib qho tseem ceeb elastic tivthaiv ntawm lub tsheb ciav hlau fastening system, thoob ntiaj teb railway elastic clips yog standardized nyob ib ncig ntawm plaub qhov ntev: cov ntaub ntawv, kev ua tau zoo, kev xeem, thiab daim ntawv thov. Tag nrho cov txheej txheem nthuav tawm cov qauv ntawm "kev lees paub thoob ntiaj teb cov qauv coj ua, cov qauv hauv cheeb tsam muab kev nthuav dav, thiab cov qauv hauv lub tebchaws hloov mus rau ntau qhov xwm txheej." Lawv lub luag haujlwm tseem ceeb yog tswj hwm tus qauv tsim, tsim khoom, kuaj, thiab siv cov hlua khi elastic, ua kom muaj kev sib hloov, kev nyab xeeb, thiab ua haujlwm ntev nyob rau ntau lub teb chaws thiab cov kab tsheb ciav hlau, npog ntau yam kev tsheb ciav hlau nrog rau cov pa, hnyav - tsheb, thiab siab - kev tsheb ciav hlau ceev. Tam sim no, thoob ntiaj teb railway elastic clip qauv feem ntau muab faib ua peb pawg: cov qauv lees paub thoob ntiaj teb, cov qauv hauv cheeb tsam sib koom ua ke, thiab cov qauv tshwj xeeb rau cov teb chaws loj. Cov qauv no ntxiv rau ib leeg, txhua tus nrog nws tus kheej ua kom pom tseeb, sib sau ua kom tiav cov txheej txheem thoob ntiaj teb.
1. International Organization for Standardization (ISO) ntsig txog cov qauv
1. International Organization for Standardization (ISO) ntsig txog cov qauv
Lub hom phiaj tseem ceeb yog nyob rau hauv kev sim cov khoom ntawm elastic strips thiab fastener system kuaj, uas yog lub hauv paus rau lub ntiaj teb no elastic strip ntau lawm thiab kev sim. Feem ntau suav nrog:
- ISO 22074 series: "Railway Applications-Tracks-Fastening System Test Methods" qhia meej txog cov txheej txheem xeem thiab cov qauv txiav txim rau cov ntsuas tseem ceeb xws li clip siab, nqa nruj, lub neej qaug zog, thiab kev ua haujlwm rwb thaiv tsev. Nws yog cov ntsiab lus dav dav rau kev txheeb xyuas kev ua haujlwm clip.
- ISO 5948: "Spring Steel Testing Standard" stipulates cov tshuaj muaj pes tsawg leeg, mechanical zog, metallographic qauv thiab lwm yam uas yuav tsum tau ntawm lub caij nplooj ntoos hlav steel siv rau lub caij nplooj ntoos hlav tuav, thiab muab ib tug unified standard rau xaiv cov khoom ntawm lub caij nplooj ntoos hlav tuav.
Khoom Description
2. Cov qauv tsim nyog ntawm International Union of Railways (UIC) Tshwj xeeb tsim rau cov khoom siv tsheb ciav hlau, cov qauv no zoo dua raws li cov kev xav tau ntawm txoj kev tsheb ciav hlau thiab ua lub hauv paus tseem ceeb rau kev koom tes thoob ntiaj teb kev tsheb nqaj hlau. Lawv feem ntau suav nrog: - UIC 860 series: "Cov Txheej Txheem Txheej Txheem Dav Dav rau Rail Fasteners", uas suav nrog cov qauv tsim, qhov ntev ntev, kev kho saum npoo, thiab cov kev xav tau ntawm kev sib txuas ntawm elastic clips, thiab qhia meej txog kev sib raug zoo ntawm elastic clips thiab rails thiab hlau pads, thiab muaj feem xyuam rau ntau yam kev tsheb ciav hlau thoob ntiaj teb: "Satigue 3-Satigue 3": {71} Kev Ntsuas ntawm Rail Fasteners" tsom mus rau kev qaug zog ntawm lub neej sim txoj kev rau cov hlua khi, xav kom cov hlua khi elastic qhia tsis muaj kab nrib pleb lossis ua tsis tiav raws li cov kev sib tw tshwj xeeb kom ntseeg tau tias kev ua haujlwm.
3. European qauv (EN)
Txoj kev tsheb ciav hlau hauv cov tebchaws nyob sab Europe muaj kev sib cuam tshuam thiab muaj cov qauv zoo sib xws. Cov qauv tseem ceeb yog sib npaug rau kev siv lossis kho cov qauv thoob ntiaj teb thiab siv tau rau cov tebchaws nyob sab Europe thiab cov tebchaws uas txais yuav European rail hom. Feem ntau suav nrog:
- EN 13481 series: "Railway Applications-Tracks-Railway Requirements for Fastener Systems" yog tus qauv tseem ceeb rau European clips thiab tau muab faib ua peb ntu: Ntu 1 (qhov yuav tsum tau muaj), Tshooj 2 (ballasted track fasteners, qhia meej txog kev ua tau zoo ntawm cov khoom siv tsis siv neeg feem ntau, xws li cov khoom siv hluav taws xob, thiab cov khoom siv ceev ceev, haum rau siab - kev tsheb ciav hlau ceev thiab hnyav - kab ua haujlwm).
- Cov qauv kev txhawb nqa: German DIN tus qauv (DIN 17221 "Spring Steel Specification", DIN EN 13481, sib npaug rau European qauv), British BS txuj (BS EN 13481, sib npaug rau European qauv), uas txuas ntxiv ua kom zoo dua cov txheej txheem tsim khoom thiab kuaj cov ntsiab lus.
4.North American Standard Nrog American thiab Canadian railways ua lub hauv paus, nws yoog raws cov yam ntxwv ntawm cov khoom hnyav thiab cov khoom thauj loj hauv North America. Cov qauv tsom rau practicality thiab durability. Feem ntau suav nrog: - AREMA cov qauv (American Railway Engineering thiab Maintenance Association): Tshooj 3 "Track Structure" ntawm "Railway Engineering Manual" qhia meej txog lub siab buckling, qaug zog lub neej, thiab cov khoom xav tau ntawm cov khoom siv elastic. AISI 6150 lub caij nplooj ntoos hlav steel feem ntau yog siv, thiab nws tau teev tseg tias lub buckling siab ntawm elastic tuav yuav tsum ncav cuag 10-15kN, thiab lub neej qaug zog yuav tsum tsis pub tsawg tshaj 3 × 10⁶ zaug. - ASTM tus qauv: ASTM A232 "Spring Steel" EMAST 6 kev txhawb nqa kev qhia thiab Cov khoom siv caij nplooj ntoos hlav kuaj thiab ntsuas kev ua haujlwm, thiab siv nrog rau AREMA cov qauv. ### 3. Lub teb chaws tseem ceeb- cov qauv tshwj xeeb (hloov rau hauv lub tebchaws, cov yam ntxwv tshwj xeeb) Txhua lub teb chaws sib txuas nws tus kheej txoj kev tsheb ciav hlau cov yam ntxwv (xws li siab -} ceev tsheb ciav hlau ceev, hnyav hnyav load, tsheb ciav hlau hom specifications) thiab tsim nws tus kheej cov qauv raws li kev siv thoob ntiaj teb thiab cov qauv hauv cheeb tsam kom paub meej cov qauv kev cai hauv lub teb chaws thiab cov qauv kev cai cov kev xav tau ntawm nws tus kheej cov kab.
5. German tus qauv (Vossloh system txhawb nqa) Raws li German Vossloh fastener system, ib qho tshwj xeeb elastic strip qauv tau tsim, featuring snap siab grading, uas yog haum rau railway kab nyob rau hauv European lub teb chaws thiab ntau lub teb chaws nyob ib ncig ntawm lub ntiaj teb no: - Core qauv: EN 10089 (Lub caij nplooj ntoos hlav Steel Specification), DIN 2 series Lr 2. (SKL 12/15/18), ntawm cov SKL 15 lub caij nplooj ntoos hlav tuav muaj lub buckle siab ntawm 15kN, haum rau UIC60 rails, thiab yog cov siv dav tshaj plaws . 6. British Standard (Pandrol system txhawb nqa) Lub British Pandrol fastener system tsom rau hnyav - lub luag hauj lwm thiab ceev installation. Cov txheej txheem tseem ceeb yog BS EN 13481. Cov clips tshwj xeeb suav nrog PR series (siab buckling siab, haum rau hnyav- txoj haujlwm railways), Fast Clip system (pre-suab clips, txhawb mechanized installation), thiab Nabla clips (cov hniav- qauv tsim, haum rau cov hlau rov qab).
7. Lwm lub teb chaws / cheeb tsam cov qauv - Nyiv: JIS E 1115 "Track Fastener Standard", featuring E-type clip series, haum rau Nyiv lub qhov ntsuas nqaim thiab Shinkansen siab- cov kab tsheb ciav hlau ceev, tsom rau kev sib sib zog nqus thiab elastic adaptation. - Russia: GOST 31385 "Railway Conditions" rau Lavxias teb sab broad gauge kab, qhia meej txog cov khoom, qhov loj me thiab tiv thaiv -corrosion yuav tsum tau ntawm elastic strips, thiab yog matched nrog Lavxias teb sab qauv rails thiab hlau thaub qab daim hlau. - Australia: AS 1085.14 "Track Fastener Standard", yoog rau Australian hnyav -haul railways, muaj zog corrosion kuj.
8. Suav Standards (TB/T Series)
Ua raws li qhov sib txawv ntawm cov kev xav tau ntawm Tuam Tshoj cov pa, siab - ceev, thiab hnyav - tsheb ciav hlau, tau tsim ua tiav cov qauv kev tsheb ciav hlau, cov hauv paus ntsiab lus suav nrog:
- TB/T 3065 series: Rail Fastener Springs (tam sim no TB/T 3065-2020), npog feem ntau siv springs xws li Hom I, Hom II, thiab Hom III, thiab qhia txog lub zog ceev, caij nplooj ntoos hlav mus ncig, thiab cov khoom yuav tsum tau rau cov springs sib txawv (feem ntau 60Si2MnA thiab Cr 60s).
- TB/T 3395.3-2015: Cov txheej txheem tshwj xeeb rau siab- ceev rail elastic clips, uas tso rau pem hauv ntej cov kev xav tau siab dua rau lub elasticity, qaug zog lub neej thiab rwb thaiv tsev kev ua tau zoo ntawm ballastless khiav elastic clips, thiab yog haum rau high-speed rail kab nrog speeds ntawm 350km / h thiab siab dua.
Hauv kev xyaum, ntau txoj kev tsheb ciav hlau tseem ceeb tshaj UIC thiab EN cov qauv kom ntseeg tau tias hla - ciam teb sib haum. Lub teb chaws cov qauv muab kev qhia ntxiv rau kev ua haujlwm tshwj xeeb. Zuag qhia tag nrho, elastic clip standardization encompasses cov khoom xaiv, qauv tsim, thiab qaug zog kev ua tau zoo, muab lub hauv paus ruaj khov rau kev nyab xeeb thiab txhim khu kev qha kev tsheb ciav hlau thoob ntiaj teb.
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