Kurs loyihasi mavzu: Rels koleyasi va strelkali o‘tkazgich loyihasi Bajardi: tif-2

MUNDARIJA

KIRISH....................................................................................................................4

1. BERILGAN EKSPLUATASIYA SHART-SHAROITLARI BO‘YICHA UCHASTKADA RELS TIPINI TANLASH........................................................4

2. KESUVCHI TIPLI EGRI CHIZIQLI AYRIGA EGA BO‘LGAN ODDIY STRELKALI O‘TKAZGICHNI LOYIHALASHTIRISH VA UNING BERILGAN EKSPLUATASIYA SHAROITLARIGA KO‘RA HISOB-KITOBI..................................................................................................................6

2.1. Loyihalashtirishning boshlang‘ich parametrlari........................................7

2.2. Strelka elementlari hisob-kitobi...............................................................8

2.3. Krestovina qismining hisobi......................................................................14

2.3.1. Krestovina burchagi va rusumini hamda to‘g‘ri qo‘yma uzunligini aniqlash...................................................................................................................14

2.3.2. Krestovina uzunligini aniqlash...............................................................17

2.3.2.1. Krestovinaning nazariy o‘lchamlarini aniqlash..................................17

2.3.2.2. Harakat asosan strelkali o‘tkazgichning yon yo‘nalishi bo‘ylab amalga oshirilganida krestovinaning amaliy o‘lchamlarini aniqlash.......................16

2.3.3. Us relsi o‘lchamlarini aniqlash...............................................................18

2.3.4. Kontrrels o‘lchamlarini aniqlash............................................................20

2.4. O‘tkazgich egriligini joylashtirish (taqsimlash) uchun ordinatalarni aniqlash………............................................................................22

2.5. Strelkali o‘tkazgich o‘qi o‘lchamlarini aniqlash..........................................22

2.6. Strelkali o‘tkazgich tarkibidagi relslar va rels rubkalarining uzunligini aniqlash..............................................................................................24

2.7. Epyurani hamda strelkali o‘tkazgich sxemasini komponovkalash va chizish.......................................................................................................................25

3. RELSLAR ORALIG‘I HISOBLARI............................................................29

3.1. Ekipajning egrilikka kirib kelish ta’rifini belgilash......................29