Проектирование элементов стрелочного перевода
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Bп := 180 × mm
Dб := 5 × mm
m = 5.151m
ma = 5.15m
l2 = 4.57m
M = 9
ma = 5.26m
m = 5262mm
запас на установку болта;
m := Bп + bг + Dб
2 × tanæ a ö
è 2 ø
ma := m × cos æ a ö
è 2 ø
l |
:= m - y - |
с |
- |
aб |
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a |
2 |
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æ l2 ö
M := ceilç ÷
è aб ø
с aб ma := M × aб + y + 2 + 2
m := ma cos æ a ö
è 2 ø
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lo := 210 × cm
minк1 = 2.321m
minк2 = 3.341m
к = −2112mm
к = 3341mm
Rc = 1088.546m
длина жесткой базы расчетного экипажа;
lн minк1 := n + 2
mintг
minк2 := lo + æ a ö 2 × sinè 2 ø
S - Ro × (cos (bн) - cos (bbг)) - R × (cos (bbг) - cos (a))
к := sin(a)
к := minк1 if к £ minк1 minк2 if к £ minк2
кif к > minк1
кif к > minк2
S - Ro × (cos (bн) - cos (bbг)) - к × sin(a)
Rc := cos (bbг) - cos (a)
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y0 := Ro × (cos (bн) - cos (bbг)) + R × (cos (bbг) - cos (b))
y0 = 140mm
xк := Rc × (sin(a) - sin(b))
xк = 37.314m
yк := S - к × sin(a)
yк = 1353mm
x:= 0.. xк
g(x) := asin |
æsin(b) + |
x |
ö |
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c ø |
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y(x) := y0 + Rc × (cos (b) - cos (g(x)))
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x = |
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γ(x) = |
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y(x) = |
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m |
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mm |
0 |
0.015659 |
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140 |
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1 |
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0.016578 |
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157 |
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2 |
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0.017497 |
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174 |
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3 |
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0.018416 |
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192 |
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4 |
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0.019335 |
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210 |
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5 |
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0.020253 |
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230 |
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6 |
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0.021172 |
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251 |
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7 |
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0.022091 |
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273 |
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8 |
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0.02301 |
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295 |
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9 |
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0.023929 |
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319 |
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10 |
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0.024848 |
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343 |
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11 |
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0.025767 |
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368 |
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12 |
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0.026686 |
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395 |
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13 |
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0.027605 |
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422 |
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14 |
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0.028524 |
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450 |
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15 |
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0.029443 |
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479 |
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16 |
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0.030362 |
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509 |
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17 |
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0.031281 |
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539 |
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18 |
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0.0322 |
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571 |
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19 |
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0.033119 |
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604 |
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20 |
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0.034038 |
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637 |
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21 |
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0.034958 |
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672 |
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22 |
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0.035877 |
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707 |
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23 |
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0.036796 |
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744 |
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24 |
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0.037715 |
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781 |
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25 |
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0.038635 |
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819 |
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26 |
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0.039554 |
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858 |
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27 |
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0.040474 |
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898 |
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28 |
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0.041393 |
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939 |
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29 |
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0.042312 |
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981 |
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30 |
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0.043232 |
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1024 |
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31 |
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0.044151 |
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1068 |
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32 |
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0.045071 |
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1112 |
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33 |
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0.045991 |
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1158 |
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LT := Ro × (sin(bbг) - sin(bн)) + R × (sin(b) - sin(bbг)) + Rc × (sin(a) - sin(b)) + к × cos (a)
LT = 53.278m
Lп := q1 + LT + m
Lп = 62.297m
S
b0 := 2 × tan(a)
b0 = 15.2m
a0 := LT - b0
a0 = 38.078m
b := b0 + m
b = 20.462m
a := a0 + q1
a = 41.836m
Проверка := a + b - Lп
Проверка = 0m
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