井巷工程 第八章 硐室及交岔点设计
TRANSCRIPT
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19-
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8-1 8-2
8-3
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1
2
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3
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4
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1
2 14
2.115.1 dhQQ =
Qd
1.15
1.20
14 h 3
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1
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2
15-20m 6m 38-40m, 8m
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3
24 30 24
C15
100 200
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1 1 2 3 4
1-
2-
3-
4-
5-
6-
7-
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2
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3 1 2 3
4 1 2 3
5
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a b
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1 feecbbaL 2++++++=
2
B=S+2A
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3 tgWLH = sinmin
Hmin
m
L L=12.5m
W
D m
3arccosL
W=4
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1
file:///home/pptfactory/temp/20110626084858/????.AVIfile:///home/pptfactory/temp/20110626084858/????.AVI -
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2
1- 2- 3- 4- 5- 6-
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3 1
2
3
4 5
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4.
1
4321 )1( llnlnlL +++=
1
2 321 bbbB ++=
3 87654321 hhhhhhhhH +++++++=
4
BLG
h Q
=2
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5
6
1) 2 3
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( )
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1
2
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1
1 1000m3/h 08QQ =
Q m3
Q0 m3/h 2 1000m3/h
00 4)3000(2 QQQ >+=2 +
SQ
L =
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1 hc hA hc hA H
2 i=0.001 0.002 R 912m
3 =18 20
4 R 9 12m
5 4.55.0m
6 B
D
2tan Ri
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A B
ctgi
ctgHtgRLh
+
=
12
1
L m
R R=9 12m
8 20
i 0.001 0.002
H m
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C B
ctghHl += )( 12
ctgi
ctgHtgRLl
+
=
12
1
A B
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1
2
3
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1
sin231
31 ++
ctgc
290 +=
:
0cos)cos(sin)sin(cos 111311 ++ cc1 1
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2 1
8-31
8-32
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8-33
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2 X 8-34 X
X ( 8-35)
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3
8-36
( 8-36)
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4
( 8-37)
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5
8-38
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f23
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3
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0 40 40 100 100 150 150 200 200 300 300
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4 5m 1 ( )
2 3 1.8 2.0m 3m
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2 ( )
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( 50 ) 1 ( 8-43) 8-44
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2
( 8-45)
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3 8-46 1 5m
2 15m 3
4 5 6 7
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1 510m
2
3
4
12
3
44
1056
78
99
1
10
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8-49
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1 2 3
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8-50
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1. R V SB 3.5m /s R 15 SB >90 R 10 15 SB R 9m 12m 15m20m 25m 30m 35m 40m
R
O
SB
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2
1 SP
SP
SWX
2 SW
3 X 10
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4 8-52
RSS BP
2
18.0=
pS
d1= 100300 P
S
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3.
8-54
RVSh P
2
100=
d2 100 300 h
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4 8-55 1 2
RSL B
8
22
1
=
RSB8
2
2 =
L m SB m
R m
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1 8-56
1 2 3 4 5 6
1
2 3 4
5
6
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1/2M
221 ctgM =
M 2 3 4 5 6 8-24 280420 185530 1415 112516 93138 M R
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2
DK DC DX
8-1
615 618 624 918 924 6 9
600 900 15kg/m 18kg/m 24kg/m
600
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8-1
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M
55 DK615-4-12 DC618-3-12 DX924-4-1519
8-57 a b
a b L
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c DX924-4-1519
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3
1
2
3
4
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a b a
B1 B2 B3b1 b2 b3 (
500mm) R 8-2
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1 8-58 1) O
sincos RbaJ += bsiaRH += cos
2
3
21 500cosbR
bH+
=
3 P
sin)(sin)]([ 3333 BbRJbBRJP ++=+=
4 TM 22 TNNMTM +=
NM=B3sin
23 500cos BBTN ++= 5
NMPL +=2
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6 TQ i i0
PBTNi 10
=
i0 i 0.2 0.25 0.3 0.15
7 Q
iBTNL 10
=
8) Y
Y=P-L0 9) L:
L=L2+2000
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1
2
1) 100 200 ( ) 5m 1
m 2) 5m
200mm 200mm
5m
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3) 5m 300 300
5m
3
4 5) 200mm
200m 5m 6) 3m 200mm 400mm 5m
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4 i
i i 5 ( )
0
1
Lhhi TNB =
a i
h=200 500mm b
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1
TM
3 5m( 2m) 2
3 500mm 1 3m
2m
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( )
8-601
)()(21
32111 SSgSSLYSV TM ++++=2
)()(21
32111 VVgVVLYVV TM ++++=
3
TSSSV TM )]([ 32 +=
4 nnnnTMnnn SSSgSSLYSV +++++= )()(21
3211
5
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1 1 100 2 1 50
TM TM
3
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2700mm
2400mm ZK7-6/250
DK618-4-12 =45 R=15000mm f=3
B1=B2=2700 b1=b2=1330 B3=2700 b3=1570 f=3
d1=T1=300mm d2=T2=300mm d3=T3=300mm
dTM=TTM=465mm 8-1 DK618-4-12 =1415 a=3472 b=3328mm 15kg/m
DK615-412 =1415 a=3340 b=3500mm 18kg/m
15kg/m =1415 a=3472 b=3500mm
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8-2
sincos RbaJ +==3472+3500cos1415-15000sin 1415=3172
bsiaRH += cos=15000cos1415+3500sin1415=15400
3
21 500cosbR
bH+
=
157015000133050015400cos 1
+= =3502
sin)]([ 33 bBRJP +==3172+(15000+1570-2700)sin3502=11134
NM=B3sin =2700sin3502=1550
23 500cos BBTN ++= =2700cos3502+500+2700=5412
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22 TNNMTM += 22 54121550 += =5630
PBTNi 10
=
1113427005412 = =0.2435
iBTNL 10
=
25.027005412 = =10848
Y=P-L0=11134-10848=286
L1=L0 + NM =10848+1550=12398 NMPL +=2 =11134+1550=12684
- 1900 TN
1400mm
046.010844
14001900
0
1 ==
=L
hhi TNB
46mm TN TM 1400mm
3-9
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1 h32
12
43 )()( bKnRhhh c ++=2
12 )1685360()3002815(3202200 ++= =1056
2 h32
22
753 )2/( bDmKRhhhh b +++++=
22 )14452/200300360(21851809001800 +++++= =1130
3 h3
TM TN 1400mm
500mm 250
e 0
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1
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2 30 50mm ) 2m 2 m ( )
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3
8-62 a b a b
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4 8-63
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1
2
3 TN ( 8-65)
8-65 a b 1 2 3
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4 8-66
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5
8-67 a 8-67 b
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2.
3.
4.
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MT/T2--95 1 ZDK 2 ZDC 3 ZDX Z
600 615 622 630 643 900 915 930 938
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22~30 18 15 11
3t 1.5t
22~30 18 15
22 11~15
3 t 1t 1.5t
30~38 24 22~30 18~24
10t 14t
7t 8t
kg / m
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3
BCAC
tan
tan
M1
tan
2tan
OBAO
21
2
M21
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9.462927446
11.3101118365
14.0361402104
18.4351826063
26.5652633542
M
9.527931386
11.4211125165
14.2514154
18.9251855303
28.0772804382
M
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ZDK ZDX ZDK622/4/12 a b ZDK622/ 4 / 12 a b
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