【正文】 業(yè)設(shè)計(jì)說(shuō)明書(shū)（論文） 3 3 電動(dòng)機(jī)容量校驗(yàn) .......................................................................................................... 37 等效時(shí)間的計(jì)算 ................................................................................................. 37 等效力的計(jì)算 .................................................................................................... 38 電動(dòng)機(jī)等效功率的計(jì)算 ...................................................................................... 38 工作過(guò)負(fù)荷校驗(yàn) ................................................................................................. 38 特殊過(guò)負(fù)荷校驗(yàn) ................................................................................................. 38 結(jié)束語(yǔ) ..................................................................................................................................... 40 參考文獻(xiàn) ................................................................................................................................. 41 致 謝 ................................................................................................................................. 42 第 1 章 平煤八礦介紹 平頂山天安煤業(yè)股份有限公司八礦（簡(jiǎn)稱(chēng)：平煤股份八礦）位于河南省平頂山市區(qū)東部，北依焦贊山，南臨平安大道，東與許昌 市襄城縣毗連，距許平南高速公路 7公里，西距市中心 11 公里， 311 國(guó)道、孟（廟）寶（豐）鐵路穿境而過(guò)。 關(guān)鍵詞： 提升機(jī)、運(yùn)輸機(jī) 平頂山工業(yè)職業(yè)技術(shù)學(xué)院畢業(yè)設(shè)計(jì)說(shuō)明書(shū)（論文） 1 1 目錄 第 1章 平煤八礦介紹 ............................................................................................................. 3 第 2章 刮板輸送機(jī)的選型計(jì)算 ............................................................................................... 4 運(yùn)輸能力的確定 ........................................................................................................... 4 生產(chǎn)率的確定 .................................................................................................... 4 運(yùn)輸能力的計(jì)算 ................................................................................................. 5 電動(dòng)機(jī)功率的校驗(yàn) ....................................................................................................... 6 運(yùn)行阻力計(jì)算 ..................................................................................................... 6 電動(dòng)機(jī)功率的校驗(yàn) ............................................................................................. 7 刮板鏈強(qiáng)度校驗(yàn) ........................................................................................................... 7 最大張力的計(jì)算 .................................................................................................. 7 刮板鏈的安全系數(shù) .............................................................................................. 8 第 3章 順槽皮帶機(jī)的選型計(jì)算 ............................................................................................... 8 輸送帶的寬度 ............................................................................................................ 9 牽引力及運(yùn)行功率 ...................................................................................................... 10 驅(qū)動(dòng)滾筒上所需的牽引力 ................................................................................... 10 帶式輸送機(jī)所需的運(yùn)行功率 ............................................................................... 11 輸送機(jī)的運(yùn)行阻力 ...................................................................................................... 12 輸送帶張力計(jì)算 .......................................................................................................... 14 按摩擦條件計(jì)算張力 .......................................................................................... 14 滿(mǎn)足輸送帶垂度所需張力 ................................................................................... 15 輸送帶強(qiáng)度校驗(yàn) .......................................................................................................... 16 電動(dòng)機(jī)功率校驗(yàn) .......................................................................................................... 17 第 4章 大巷電機(jī)車(chē)的選型計(jì)算 .............................................................................................. 18 電機(jī)車(chē)及礦車(chē)的初選 ................................................................................................. 18 列車(chē)組成的計(jì)算 .......................................................................................................... 18 按粘著力計(jì)算 .................................................................................................... 19 按牽引電動(dòng)機(jī)溫升計(jì)算 ...................................................................................... 20 按制動(dòng)條件計(jì)算 ................................................................................................. 21 列車(chē)組成的確定 ................................................................................................. 22 電動(dòng)機(jī)臺(tái)數(shù)的計(jì)算 ...................................................................................................... 22 一臺(tái)機(jī)車(chē)在一個(gè)工作班內(nèi)能往返運(yùn)行的次數(shù) ....................................................... 22 每班運(yùn)煤所需列車(chē)數(shù) .......................................................................................... 23 每班運(yùn)送總次數(shù) ................................................................................................. 23 工作機(jī)車(chē)臺(tái)數(shù) .................................................................................................... 23 備用與檢修臺(tái)數(shù) ................................................................................................. 23 所需機(jī)車(chē)總數(shù) .................................................................................................... 23 第 5章 主井提升設(shè)備選型計(jì)算 .............................................................................................. 24 箕斗的選擇 ................................................................................................................. 24 確定合理的經(jīng)濟(jì)速度 .......................................................................................... 24 估算一次提升循環(huán)時(shí)間 3