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中型灌區(qū)干渠渠首水閘設(shè)計(jì)畢業(yè)設(shè)計(jì)(留存版)

  

【正文】 于截面較簡(jiǎn)單,Q?采用積分法進(jìn)行分配。..上G揚(yáng)壓力  地震水位情況下:下游水位為 ,則  1)浮托力計(jì)算  浮托力的計(jì)算簡(jiǎn)圖如圖 所示。]}9.)(1670)(721[{98 ???????揚(yáng)州大學(xué)本科生畢業(yè)設(shè)計(jì)23  2)滲透壓力計(jì)算  滲透壓力計(jì)算簡(jiǎn)圖如圖 所示:圖  設(shè)計(jì)時(shí)期滲透壓力分布圖  滲透力 F:?????? ???????? ????  揚(yáng)壓力=+=8975kN水平水壓力  水平水壓力計(jì)算簡(jiǎn)圖見圖 。本次設(shè)計(jì)交通橋荷載等級(jí)為公路—Ⅱ級(jí),橋面凈寬為 ,采用鋼筋混凝土鉸接板鉸接而成,加上每邊寬 的人行道,交通橋共寬為 8m。厚度:根據(jù)前面設(shè)計(jì),知閘底板厚度為 。ST39。其中Ⅰ、Ⅺ段為進(jìn)口段和出口段,用公式 計(jì)算阻力系數(shù),Ⅲ、Ⅴ、Ⅶ、Ⅸ段為內(nèi)部垂直段,用公式41051230.)TS(.ζ??計(jì)算阻力系數(shù),Ⅱ、Ⅳ、Ⅵ、Ⅸ段為水平段,用公式πctgy?ln2計(jì)算阻力系數(shù)。防滲計(jì)算(1)閘基防滲長(zhǎng)度的確定  根據(jù)規(guī)范,閘基防滲長(zhǎng)度應(yīng)滿足公式 ,其中 為上下游最大水位差;HCL??Δ為允許滲徑系數(shù),與河床土質(zhì)有關(guān),因?yàn)榈鼗脸至訛榉圪|(zhì)粘土,取為 3,?(2)防滲設(shè)備  由于閘基土為粉質(zhì)粘土,防滲設(shè)備采用混凝土鋪蓋,閘底板上下游側(cè)設(shè)置齒墻?! ∠掠我韷?biāo)鞣较虻耐队伴L(zhǎng)度應(yīng)大于或等于消力池長(zhǎng)度,平均擴(kuò)散角宜采用 7度到 12 度,本次設(shè)計(jì)選用 10 度,則消力池末端的寬度為 。??????jβL,求得 b2=。當(dāng)閘下尾水深度遠(yuǎn)小于躍后水深,且計(jì)算出的消力池深度又較深時(shí),可采用下挖式消力池與突檻式消力池相結(jié)合的綜合式。q=Q/B0,E 0=hc+q2/(2* c2) , ,先假定 σ =,計(jì)算見下?????????18132cc39。交通橋荷載標(biāo)準(zhǔn):公路-Ⅱ級(jí),交通橋總寬 ,凈寬 。對(duì)本文的研究做出重要貢獻(xiàn)的個(gè)人和集體,均已在文中以明確方式標(biāo)明。計(jì)算得本工程設(shè) 3 孔,每孔凈寬 ,閘底板長(zhǎng) 17m,閘底板厚 程采用平面鋼閘門,采用 的單吊點(diǎn)卷?yè)P(yáng)式啟閉機(jī)。作者簽名: 日期: 年 月 日導(dǎo)師簽名: 日期: 年 月 日揚(yáng)州大學(xué)本科生畢業(yè)設(shè)計(jì)III目 錄..................................................................................................................................1 工程概況...........................................................................................................................1 水文...................................................................................................................................1 工程地質(zhì)資料...................................................................................................................1 回填土資料.......................................................................................................................1 地震設(shè)計(jì)烈度...................................................................................................................2 其他資料...........................................................................................................................2......................................................................................................................3 工程總體布置...................................................................................................................3 工程設(shè)計(jì)...........................................................................................................................3 閘孔設(shè)計(jì)....................................................................................................................3 消能設(shè)計(jì)....................................................................................................................5 防滲設(shè)計(jì)....................................................................................................................8 閘基滲流計(jì)算..........................................................................................................103 閘室布置................................................................................................................................15 底板布置.........................................................................................................................15 閘墩.................................................................................................................................15 工作橋.............................................................................................................................16 交通橋.............................................................................................................................16 檢修橋.............................................................................................................................17 胸墻.................................................................................................................................17 閘室段布置圖.................................................................................................................174 穩(wěn)定分析................................................................................................................................19 完建無(wú)水期荷載計(jì)算及地基承載力驗(yàn)算.....................................................................19 閘室有水情況下的荷載計(jì)算.........................................................................................215 結(jié)構(gòu)設(shè)計(jì)................................................................................................................................32揚(yáng)州大學(xué)本科生畢業(yè)設(shè)計(jì)IV  底板設(shè)計(jì)......................................................................................................................32  閘室底板內(nèi)力計(jì)算...............................................................................................32 閘底板配筋計(jì)算及裂縫校核..................................................................................49 閘墩設(shè)計(jì).........................................................................................................................52 閘門設(shè)計(jì).........................................................................................................................56 閘門結(jié)構(gòu)形式及布置..............................................................................................56 面板設(shè)計(jì)..................................................................................................................58 水平次梁頂梁和底梁的設(shè)計(jì)..................................................................................60 主梁設(shè)計(jì)..................................................................................................................63 橫隔板設(shè)計(jì)..............................................................................................................68 邊梁設(shè)計(jì)..................................................................................................................69 滾輪軌道設(shè)計(jì).........................................................................................................72 閘門啟閉力和吊座計(jì)算.........................................................................................72 工作橋設(shè)計(jì).....................................................................................................................74 工作橋布置..............................
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