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常用架橋機(jī)安裝、拆除施工方案(存儲(chǔ)版)

  

【正文】 peaceful. Always not to choose their own path and regret, life is like a train, the scenery and then the United States will retreat, the passage of time and encounter will eventually drifting further and further away, before is always himself. 25, everyone has a weakness, weakness is true humanity. That has no weakness, a shallow person. That people think there is no weakness, mostly false. Life has shortings, there are shortings is the real life. That no 28 one regret, or childish or numbness or Self deception. It is in tolerance of weakness and so on to accept, people live happily. Hello, everyone! I am a party member. The title of my speech is: study and implement the party39。 failing to do not frown, laugh it laugh. Results Don39。t despair, the coast is still, if the fate of the withered petals of the beautiful, please do not sink, the spring is still, life will always be endless trouble, please don39。am, like a movie, learn to appreciate, learn to be grateful, learn tolerance, and goodness, helping others. Instead of accusing the society, as into one。 loss of sink, Eritrea pany. When you are in adversity, may wish to change a point of view to think everything over to the good Think, because good mentality decided the fate of the! 7, people are tired, rest。t get into a blind alley, don39。 ○ 1 被吊物體的重量不明確不吊 ; ○ 2 起重指揮信 號(hào)不清楚不吊 ; ○ 3 鋼絲繩等捆綁不牢固不吊 ; ○ 4 被吊物體重心和鉤子垂線不在 — 起,斜拉斜拖不吊 ; ○ 5 被吊物體被埋入地下或凍結(jié)一起的不吊 ; ○ 6 施工現(xiàn)場(chǎng)照明不足不吊 ; ○ 7 五 級(jí)以上大風(fēng)時(shí),室外起重工作不吊 ; ○ 8 被吊設(shè)備上站人,或下面有人不吊 ; ○ 9 易燃易爆危險(xiǎn)物件沒(méi)有安全作業(yè)票不吊 ; ○10被吊物體重量超越機(jī)械規(guī)定負(fù)荷不吊。 十、架橋機(jī)倒退行走操作要求 架橋機(jī) 在完成預(yù)制梁架設(shè)需倒退行走時(shí),按以下要求操作: 將橋機(jī)后端變?yōu)榍岸?,調(diào)整 中支裝置 及橫移軌道與 后托輪 的前后位置,并按照要求安裝固定。 九 、架梁 本橋機(jī) 適宜于架設(shè) 40m 以下梁 ,橋機(jī)整體拼裝調(diào)試完畢后須用預(yù)制梁配重才能過(guò)孔。放下前支橫移軌道,并用硬雜木每間隔 1m 墊實(shí)牢靠。 第 四 步 過(guò)孔 配重和過(guò)孔前各項(xiàng)準(zhǔn)備 確認(rèn) 安裝好后托輪和中支裝置,后提升小車(chē)移至縱導(dǎo)梁 尾部 吊預(yù)制梁配重(配重預(yù)制梁要用運(yùn)梁平車(chē)配合),即后提升小車(chē)與預(yù)制梁前端捆綁在一起,啟動(dòng)卷?yè)P(yáng)機(jī)構(gòu)使捆梁鋼絲繩繃緊為止。卸載后各機(jī)構(gòu)和縱導(dǎo)梁無(wú)損傷和塑性變形。運(yùn)行機(jī)構(gòu)電動(dòng)機(jī)必須轉(zhuǎn)向相同,調(diào)整卷?yè)P(yáng)機(jī)制動(dòng)瓦塊與制動(dòng)間隙,檢查各減速機(jī)內(nèi)油量是否充足,各個(gè)油嘴、油杯、油管、油路是否暢通,待一切經(jīng)檢查確認(rèn)正常后方可試車(chē)運(yùn)轉(zhuǎn)。 (3)穿完鋼絲繩后吊鉤自然下垂不得扭轉(zhuǎn),鋼絲繩相互間不得干涉。 11 圖 五 后支腿的安裝 將后支腿 的導(dǎo)柱導(dǎo)套套在一起,穿上銷(xiāo)子,用手動(dòng)葫蘆或吊車(chē)將其吊起,安放到縱導(dǎo)梁的后端下弦下方設(shè)計(jì)位置,用螺栓固定;然后安裝液壓油缸、管路及泵站,并用硬雜木將左右支腿墊好,使縱導(dǎo)梁基本水平,支腿支墊的水平高差不得大于 50mm。 后托輪 安裝 后托輪安裝在距中支裝置后約 15m 處,后托輪箱高度與中支裝置輪箱調(diào)整相平,兩后托輪中心距 5m(安裝固定見(jiàn)安裝要求)。 每幅梁或前墩臺(tái)最外側(cè)邊緣的支墊必須牢固可靠,不允許用松軟枕木支墊,必須是堅(jiān)固的應(yīng)雜木或硬雜木上放鋼墩(或鋼板)然后再放硬雜木板與軌道接觸。后托輪支撐在縱導(dǎo)梁下部中后端,橋機(jī)過(guò)孔完畢后落下后托輪,橋機(jī) 即可橫移架梁。 后上橫梁裝在縱導(dǎo)梁后端上部 .采用鋼板焊接而成,兩端通過(guò)轉(zhuǎn)向法蘭與縱導(dǎo)梁相連接。輪 箱組結(jié)構(gòu)示意圖如下圖一: 圖一 提升小車(chē)上卷?yè)P(yáng)機(jī)通過(guò)滑輪組提起或放下預(yù)制梁。 3 主要技術(shù)參數(shù): 額定起重量 t ≤ 2 70 適應(yīng)跨度 m ≤ 40 適應(yīng)縱坡 ≤177。 分離式跨線橋與坡洪至橋業(yè)二級(jí)路 交叉相通,橋梁位于高速公路直線段位置,里程樁號(hào)位于 K18+092,橋梁共 3 跨每跨 20m。 全線有乾母洞中橋、分離式跨線橋、隴內(nèi)屯中橋。 分離式跨線橋 橋梁型式為 3*20m 預(yù)應(yīng)力混凝土 箱梁梁。 三、架橋機(jī)簡(jiǎn)介 NF14040 A3 型三角桁架雙導(dǎo)梁架橋機(jī)主要用于各種橋型(直橋、斜橋、曲線橋)的簡(jiǎn)支梁架設(shè),能滿足橋線制梁、梁廠制梁等工況,可攜邊梁一次橫移到位,實(shí)現(xiàn)全幅機(jī)械化移、落梁。為了方便拼裝 ,每列縱導(dǎo)梁由 7 節(jié) 10m 標(biāo)準(zhǔn)節(jié)組成,每節(jié)由銷(xiāo)板、銷(xiāo)軸連接成整體。它由箱體、電機(jī)、擺線針輪減速機(jī)、齒輪組與車(chē)輪、輪箱支 座、支座馬鞍、支座銷(xiāo)軸、轉(zhuǎn)盤(pán)和轉(zhuǎn)盤(pán)銷(xiāo)軸等組成。前支腿與橋機(jī)的中支裝置的下層輪箱共同實(shí)現(xiàn)整機(jī)橫移,可滿足整幅橋梁的架設(shè)。 六 、安裝 (一) 運(yùn)梁軌道安裝 軌道應(yīng)設(shè)置在堅(jiān)實(shí)的地基上,鋼軌接頭高差控制在 2mm 之內(nèi),枕木間距控制在 600mm 以內(nèi)。 無(wú)論是平橋、坡橋還是曲線橋,前、中橫移軌道的支墊必須滿足使縱導(dǎo)梁前后基本水平或前支腿處略高于中支裝置處(控制在 100mm以內(nèi))。 10 ( 4) 分段拼裝必須用吊車(chē)相輔助。 電器設(shè)備的安裝 電器設(shè)備參考電器原理圖,接線圖進(jìn)行安裝。特別是前支腿、中支裝置、后托輪、后支腿等橋機(jī)支點(diǎn)部位的地基要堅(jiān)實(shí)牢靠。 ( 2) 開(kāi)動(dòng)起升機(jī)構(gòu),空鉤升降數(shù)次,開(kāi)關(guān)動(dòng)作靈敏準(zhǔn)確。 第二步 中支裝置移動(dòng)前的準(zhǔn)備 拆除中支裝置與縱導(dǎo)梁下弦連接的 U 型螺栓,平衡啟動(dòng)前支腿、后支腿和副中支裝置液壓裝置,調(diào)整好后托輪的高度,并穿軸銷(xiāo)牢。 第 五 步 完成橋機(jī)過(guò)孔準(zhǔn)備 在后托輪和中支裝置之間選擇 2 個(gè)連接點(diǎn),用手拉葫蘆將兩列縱導(dǎo)梁拉緊。 第 九 步 把中支裝置雙層輪箱的上層輪箱用 U 型螺栓與縱導(dǎo)梁下弦臨時(shí)固結(jié)。梁放穩(wěn)后應(yīng)橫向支撐或連接牢固。 十一 、架橋機(jī)拆 卸施工 在確定鐵路跨 7 片梁吊裝完畢,固定牢固后,將架橋機(jī)后退到 3標(biāo)0~3軸 橋面 上, 保持先裝的后拆,后裝的先拆的原則,進(jìn)行架橋機(jī)的拆除工作。 to discipline a ruler, often the control inspection, and consciously in the ideological red line to draw the row Ming Good accumulation is indeed the bottom line, so that the heart has fear, said to have quit, the line has ended. Attached: indifferent to heart, calmly to the table in our life, there are many unpredictable things will happen, some good, some bad things, we cannot control is powerless to stop, but with time, you will find in life sometimes turns out to be not good, some bad things finally turned out to be a good thing, but then we muddy however did not know, this is the life teach us things. 1, life can be plex, can also be simple. Want simple life of precipitation, to have enough time to reflect, to make Bee 22 more perfect. Life is the most important thing is not to win, but the struggle。 I am not afraid of the truth to tell the best friend, I39。 now want anything, for fear that others know, or like to lose the same. 9, the heart move, everything in the world is followed by birth, Rangrang, important thing is often the most difficult to open one39。t lose your life and the life, respectively is: the former is a we experienced cannot escape in a day finally will last minute, while the latter is our persistent, we want to cherish the memory of those people and things. 14, learn to smile, learn to strong, the world you know so many people, so many people and you are, you cannot change also can39。 but the most important is good to cherish their own. 21, life, select the plex, is to choose the pain。s two laws, doing practical play highway. 2020 October 18, the Central Committee of the Communist Party of China promulgated the implementation of the the probity of the Communist Party of China selfdiscipline criterion and Chinese Communist Party discipline and punishment regulations. We Heyuan male passersby to respond positively to the call of the Central Committee of the party, earnestly anize the study party two regulations, truly grasp the essence and gist, and in their respective positions, to hold the bottom line of the discipline, build a strong ideological line of defense, with the courage to play, the courage to fight tough and fearless spirit, at the crucial moment well to plete the ta
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