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󝲎Rr(sh)֧wϵоc(yng)

ߣ껝(rn)zW(wng) Դԭ(chung) ڣ2022/3/18 g[ 120378 P(gun)I~տھW(wng),տھW(wng)S,տھW(wng)r(ji)
(ni)ʾժ Ҫݿۼʽ䓹_ּܺ󝲎տھW(wng)֧wϵ֧δO(sh)Ҏ(gu)ռÿg䓹ܿۼUM(fi)øwSo(h)ɱY(ji)(gu)ȫԵ͵ȱc(din)(du)ۼʽ䓹_ּܺ󝲎֧...
ժ Ҫݿۼʽ䓹_ּ󝲎տھW(wng)֧wϵ֧δO(sh)Ҏ(gu)ռÿg䓹ܿۼUM(fi)øwSo(h)ɱY(ji)(gu)ȫԵ͵ȱc(din)(du)ۼʽ䓹_ּܺ󝲎֧wϵM(jn)Ѓ(yu)M(jn)ͨ^(du)ȷһNµ֧wϵ(yng)ڹȡ˺ܺõĽ(jng)(j)Ч(hu)ЧQﲻL(zhng)Y(ji)(gu)ؿs}ͨO(sh)ú󝲎󝲎Õr(sh)gL(zhng)֮ڌ(sh)Hʩں󝲎֧wϵO(sh)Ҏ(gu)z鲻λ(yn)Ӱ푽Y(ji)(gu)ȫоһN͵ĺ󝲎Rr(sh)֧νY(ji)(gu)ĶC󝲎λY(ji)(gu)İȫӺ󝲎λõĿgģ弰ģ֧wϵD(zhun)
1 󝲎֧wϵ
1.1 ۼʽ䓹_ּܺ󝲎֧wϵģʩr(sh)󝲎֧μwcY(ji)(gu)ģ֧ͬM(jn)O(sh)r(sh)󝲎ֆΪ(d)γ֧wϵCಿֵģڶӽY(ji)(gu)r(sh)󝲎֧̎wϵĵ׌Bm(x)O(sh)ŒU(du)Rۼʽ䓹_ּܺ󝲎֧wϵL(zhng)ռôģ弰֧β ճyȴ֧βM(jn)֧ ģľеȲ׃Pgɺ󝲎ģ֧ϵy(tng)Ʉ(dng)Ȇ}D1
󝲎տھW(wng)

1.2 ͺ󝲎Rr(sh)֧wϵ
(j)ĽY(ji)(gu)njӃ߳ߴ磨ǰףx(yng)L(zhng)ȵ 1145 mm op䓹һȃ߳ߴС200 mmԿL(zhng)Ȳ200 mm䓹¶˺300 mm300 mm10 mm 䓰䓹픲֧ײM(jn)Bƺ󝲎{(dio)в 60 ݗUL(zhng) 600 mm 114 ĸ 100 mm픲150 mm150 mm10 mm 䓰ģ尲br(sh)y(tng)һ󝲎߅300 mmm ̎A(y)150 mm150 mm ƺ󝲎{(dio)픲͸zM(jn)аƺ󝲎ϵ䓰A(y)̎ĵģD2
󝲎տھW(wng)
ͺ󝲎Rr(sh)֧wϵO(sh)Ҏ(gu)ȫɿ(ji)sg^кs̹һͶ؏(f)ʹ(ji)s䓹ܿۼUM(fi)So(h)ɱ
2 󝲎֧O(sh)Ӌ(j)dӋ(j)ͺ󝲎Rr(sh)֧wϵmڹI(y)cýк󝲎֧Σ(yng)Õr(sh)횸(j)̾w(sh)HrӋ(j)d(sh)HdСں󝲎֧O(sh)Ӌ(j)dL(zhng)(x)С180MҪԱP^(q)²ݷд(xing)ĿɌӵҌӸ߾3.6 m200 mmߴ300 mm700 mmW(wng)gఴ8.4 m M(jn)Ӌ(j)㣨1
󝲎տھW(wng)
(dng)Ӹߞ3.6 m0.7 mL=2.9 meֱ114 mm ں5 mm op䓹ܣA=3.145.72C3.145.22=17.12 cm D(zhun) ֱ 114 mm 5 mm op䓹ܣi=3.86 cmL(zhng)(x) =L/i 75(j)S܉(gu)ķ(wn)ϵ(sh) =0.75O(sh)Ӌ(j)d N=Af=276.06 kNz(yn)ƿ{(dio)еijd3(g)Ͻ|(zh)z(yn)վ޹˾M(jn)гdzy(c)(jng)zy(c)d430.78~600.24 kNO(sh)Ӌ(j)d
2.1 (sh)HdӋ(j)
(j)dfʽÿ󝲎֧λõĺdӋ(j) ÿ󝲎֧λe S=4.2 m1.9 m=7.89 m2׃d¡
1ʩd 2.5 kN/m2d(xing)ϵ(sh) 1.4
2ģ֧ 1.1 kN/m2d(xing)ϵ(sh) 1.2
úd Ӌ(j)ģͣd(xing)ϵ(sh)1.2
údֵ =4.21.90.2+0.30.51.925 kN/m31.2=56.43 kN
úd = údֵ / e =56.43/7.89=7.15kN/m2
2ӵĿd =7.15+1.32+3.57.89=94.44kN
1ӵĿd =7.15+3.57.89=84.03kN
(sh)Hd N=94.44+84.03=178.47kN
2.2 (sh)Hdc󝲎֧O(sh)Ӌ(j)d^󝲎֧O(sh)Ӌ(j)d276.06 kN(sh)Hd178.47 kN󝲎֧O(sh)Ӌ(j)dڌ(sh)HdMҪ
3 ʩˇ
1ģ尲br(sh)y(tng)һ󝲎߅300 mmm ̎A(y)150 mm150 mm ڡ
2A(y)_λ 12Û˨M(jn)й̶2 700 mm 󝲎(bio)(zhn)(ji)MnjӸ߶ҪbL(zhng){(dio)(ji)
3b󝲎֧{(dio)ט(bio)Û˨̶ʹ͸z
4䓽
5z顢(f)˺󝲎ֱȼ󝲎䓰(bio)
6
7_(d)100% (qing)ģ弰֧μ󝲎֧wϵ
8󝲎_(d)100% (qing)Ⱥ󝲎֧wϵ
4 Ʒo(h)ʩ
1󝲎֧΅^(q)򣬅^(q)(ni)(yn)ѷŲ
2δ(jng)S(yn)󝲎֧wϵ(ni)κΘ(gu)
3(yn)ײ˞Ɖĺ󝲎֧wϵl(f)ײ(do)׃ƫ(yng)r(sh)ޏ(f)
4󝲎ÌӰM(jn)з]䓽Ϳˢˮ{o(h)
5󝲎(d)֧wϵütSͿˢҒֹײ(bio)R(sh)
6(yn)󝲎ڿ܇vͨͨͨЕr(sh)(du)ͨM(jn)мӹ
7ŌM(jn)бO(jin)z飬(du)󝲎֧wϵ󝲎λM(jn)бҪęzδl(f)F(xin)󝲎֧wϵ׃Ʉ(dng)_׃rr(sh)_|(zh)C
5 (jng)(j)ЧԃɌӵҞҌӸ߾3.6 m200 mmߴ300 mm700 mm8.4 mÿӺ󝲎L(zhng)Ȟ300 m󝲎֧O(sh)r(sh)g1ꡣ
5.1 ۼʽ䓹_ּܺ󝲎֧wϵ󝲎ɂ(c)wȰO(sh)Ӌ(j)󝲎ȼ200 mm O(sh)󝲎ɂ(c)֧Ξ֧ž಻900 mmg1.0 mˮƽU1.5 mߵؗUxظ߶200 mm ӏ(qing)󝲎֧wϵw֧μwO(sh)Qgg2O(sh)ã3.0 m
1ÿ䓹 43.4300+30032+10025+300343.84=40.2432t䓹1.4Ԫ /t/ 
2ÿ1 200 0.01Ԫ / / M(fi) =1 20020.01365=87 60Ԫ
3ÿӿۼ43008=9 600(g)ۼ0.004Ԫ / / ۼM(fi) =9 60020.004365=28 032Ԫ
4O(sh)˹M(fi)30Ԫ /m2eӋ(j)˹M(fi) =3002302=36 000Ԫ䓹ܿۼ֧wϵM(fi) =41 128+8 760+28 032+36 000=113 920Ԫ
5.2 ͺ󝲎Rr(sh)֧wϵ
1ÿ 144 ΃r(ji)(bio)(zhn)(ji)ӹ250Ԫ / r(ji) =1442250=72 000Ԫ
2ÿ144І΃r(ji)ӹ210Ԫ / ףпr(ji) =1442210=60 480Ԫ
3O(sh)˹M(fi)  15 Ԫ / Ӌ(j) ˹M(fi) =144215=4 320Ԫͺ󝲎Rr(sh)֧νY(ji)(gu)M(fi) =72 000+60 480+4 320=136 800Ԫ4ΔNӋ(j)ÿM(fi) =72 000+60 480/4+4320=37 440Ԫڲ]ͺ󝲎Rr(sh)֧νY(ji)(gu)D(zhun)ʹһͶr(sh)y(tng)ĺ󝲎䓹ܿۼ֧wϵmȻͺ󝲎Rr(sh)֧νY(ji)(gu)M(fi)õ22880Ԫͺ󝲎Rr(sh)֧νY(ji)(gu)HD(zhun)ĴӋ(j)ÿʹþܱȂy(tng)䓹ܿۼ󝲎֧wϵ(ji)s76480ԪD(zhun)Δ(sh)Խa(chn)Ľ(jng)(j)ЧԽ@
6 Y(ji)Z
ͺ󝲎Rr(sh)֧ʩg(sh)ѳɹ(yng) ʡϢ(xing)ĿP^(q)²ݷд(xing)Ŀ(sh)F(xin)˹߻ͻ͘(bio)(zhn)ʩC˺󝲎Y(ji)(gu)İȫ˺󝲎λõĿgʣģ弰ģ֧wϵD(zhun)ͬr(sh)󝲎Rr(sh)֧νY(ji)(gu)(jin)ʩЧʸ؏(f)D(zhun)ʹÌ(sh)F(xin)GɫʩOˬF(xin)(chng)ȫʩͬr(sh)ԓRr(sh)֧νY(ji)(gu)߀mڴ֧_(d)ģ֧wϵ(sh)F(xin)^õĽ(jng)(j)Ч漰(hu)Ч档

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