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接觸網(wǎng)的日常維護(hù)的技術(shù)標(biāo)準(zhǔn)-資料下載頁

2025-08-27 14:57本頁面
  

【正文】 裝置的電機(jī)轉(zhuǎn)向正確,機(jī)械系統(tǒng)潤滑良好,分、合閘指示器與開關(guān)實(shí)際位置相符合。驅(qū)動(dòng)裝置的電機(jī)和傳動(dòng)器的滑動(dòng)離合器應(yīng)符合技術(shù)要求。10.各部螺栓緊固力矩符合零部件規(guī)定標(biāo)準(zhǔn)值要求。第56條 支柱維護(hù)技術(shù)標(biāo)準(zhǔn)接觸網(wǎng)支柱的技術(shù)狀態(tài)應(yīng)符合下列要求:1.支柱位置。支柱的側(cè)面限界應(yīng)符合設(shè)計(jì)規(guī)定,允許誤差+50mm、-0mm??缇嗾`差177。500mm。2.支柱本體。支柱本體不得彎曲、扭轉(zhuǎn)、變形,各焊接部分不得有裂紋、開焊;表面防腐層剝落面積不得超過5%。3.支柱傾斜率。(1)支柱橫線路面應(yīng)垂直于線路中心線,允許偏差不應(yīng)大于2度。(2)單腕臂、雙腕臂和中心錨結(jié)支柱順線路方向應(yīng)直立,允許斜率為177。2‰;橫線路方向,允許向受力反向的傾斜率為5‰。(3)硬錨錨柱橫線路方向,向受力反向的傾斜率為05‰,順線路方向,向下錨拉線側(cè)傾斜率為05‰。(4)補(bǔ)償下錨柱橫線路方向,向受力反向的傾斜率為05‰,順線路向下錨拉線側(cè)傾斜率為010‰。(5)曲線內(nèi)側(cè)的支柱、裝設(shè)開關(guān)的支柱、雙邊懸掛的支柱、硬橫跨支柱、均應(yīng)直立,允許向受力的反向傾斜,其傾斜率不超過5‰。(6)接觸網(wǎng)各種支柱,均不得向線路側(cè)和受力方向傾斜。4.支柱基礎(chǔ)。支柱基礎(chǔ)面應(yīng)高出地面。支柱根部和基礎(chǔ)周圍應(yīng)保持清潔,不得有積水和雜物。基礎(chǔ)頂板與支柱底板間填充的砂漿應(yīng)符合設(shè)計(jì)要求。填方地段的支柱外緣距路基邊坡的距離小于500mm時(shí)應(yīng)培土,其坡度應(yīng)與原路基相同。高填方地段培土困難、流失嚴(yán)重或土質(zhì)強(qiáng)度不夠者,應(yīng)采用干砌片石或砂漿砌石加固,片石應(yīng)擠壓緊密、堆砌整齊,砂漿應(yīng)飽滿、標(biāo)號(hào)符合規(guī)定。5.支柱拉線及拉線基礎(chǔ)。拉線與地面夾角一般情況下為45176。,最大不得超過60176。拉線應(yīng)繃緊,在同一支柱上的各拉線應(yīng)受力均衡;應(yīng)有防腐措施。拉線不得有斷股、松股、接頭及銹蝕。各部連接件、螺栓緊固良好。拉線基礎(chǔ)周圍不得有積水。第57條 吸上線維護(hù)技術(shù)標(biāo)準(zhǔn)1. 吸上線型號(hào)及安裝位置應(yīng)符合設(shè)計(jì)要求。電纜截面應(yīng)滿足回流要求,外露部分電纜護(hù)管應(yīng)無損傷。吸上線埋入地下時(shí),埋深不少于300mm。穿過鋼軌、橋臺(tái)時(shí)應(yīng)采取防護(hù)措施。2.在有軌道電路區(qū)段,采用兩根電纜接至扼流圈中性板。吸上線必須與支柱密貼連接牢固。3.吸上線與回流線(保護(hù)線)連接時(shí),距懸掛點(diǎn)的距離應(yīng)符合設(shè)計(jì)要求。4.吸上線電纜與回流線(保護(hù)線)、扼流變壓器(或空心線圈SVAC)連接處應(yīng)涂電力復(fù)合脂。5. 各部螺栓緊固力矩符合零部件規(guī)定標(biāo)準(zhǔn)值要求。第58條 避雷器維護(hù)技術(shù)標(biāo)準(zhǔn)、無損傷,絕緣護(hù)套無嚴(yán)重放電,動(dòng)作計(jì)數(shù)器完好。2. 瓷套管應(yīng)光潔、無裂紋、無破損等缺陷,鐵件無銹蝕。3. 底座結(jié)合縫及其油漆應(yīng)完好,不應(yīng)有裂紋、脫落等現(xiàn)象。4. 封口處的橡皮膠墊應(yīng)良好、嚴(yán)密。,如有空隙應(yīng)用玻璃膩?zhàn)佣聡?yán)后,表面刷油漆。,傾斜角度不超過2176。保證在極限條件下,高壓側(cè)引線對(duì)接地體之間距離大于350mm。,接地電阻不大于10Ω。 、試驗(yàn)按產(chǎn)品說明書的規(guī)定進(jìn)行。10. 各部螺栓緊固力矩符合零部件規(guī)定標(biāo)準(zhǔn)值要求。第59條 接觸網(wǎng)回流系統(tǒng)及安全接地技術(shù)標(biāo)準(zhǔn)AT 區(qū)段架設(shè)保護(hù)線(PW),作為鋼軌回流的并聯(lián)通道,工作接地兼閃絡(luò)保護(hù)。保護(hù)線區(qū)間地段兼作安全接地。(含橋隧)PW線與支柱不絕緣架設(shè),在預(yù)留過軌管及手孔處,PW線每隔1200m~1500m(根據(jù)各區(qū)段短路電流和軌道結(jié)構(gòu)等計(jì)算)上下行采用70mm2銅纜并聯(lián)一次,通過70mm2銅纜連接至扼流變中性點(diǎn),并經(jīng)中性點(diǎn)接入綜合接地。其間PW線每隔300~500m還須采用70mm2銅纜接入綜合接地一次。站臺(tái)區(qū)段支柱:PW線與支柱絕緣設(shè)置,增設(shè)架空地線(GW)作為附加的閃絡(luò)保護(hù)地線兼安全接地。在預(yù)留過軌管及手孔處,PW線每隔1200m~1500m(根據(jù)各區(qū)段短路電流和軌道結(jié)構(gòu)等計(jì)算)上下行采用銅纜并聯(lián)一次并通過扼流變中性點(diǎn)接鋼軌,同時(shí)接入綜合接地一次;架空地線每隔300m采用VV 1kV 1x70mm2銅纜接入綜合接地一次。PW線與架空地線(GW)之間采取絕緣配合措施。非站臺(tái)上支柱:同區(qū)間腕臂柱。3. 變電所、分區(qū)所處的回流:上、下行PW回流、軌回流,均采用電纜方式。4. 開關(guān)、避雷器、接觸網(wǎng)支柱的接地按設(shè)計(jì)要求接入綜合接地系統(tǒng)。5. :①如單根上網(wǎng)電纜長度100m,則每根電纜護(hù)層采用單點(diǎn)(即僅一端)接地。 ②如單根上網(wǎng)電纜長度100m,則每隔500m分段設(shè)置中間接頭,每段電纜護(hù)層采用一端接地,另一端設(shè)護(hù)層保護(hù)器。③供電線上網(wǎng)全電纜方式100m時(shí),則每根電纜護(hù)層采用一端接地(上網(wǎng)端),另一端設(shè)護(hù)層保護(hù)器(所亭內(nèi)開關(guān)柜處)。 ④供電線上網(wǎng)采用部分電纜部分架空方式或全電纜方式,如果電纜設(shè)置中間接頭,每一段電纜100m接地設(shè)置方式參照上述執(zhí)行。⑤所有接地連接應(yīng)滿足現(xiàn)行設(shè)計(jì)規(guī)范、國家規(guī)范、電力系統(tǒng)規(guī)范等的要求。⑥有接地要求的支柱根部預(yù)留孔處應(yīng)采用M16不銹鋼材質(zhì)接地螺栓連接,應(yīng)根據(jù)規(guī)范要求配置不銹鋼墊圈、螺母等確保可靠連接。接地連接應(yīng)采用銅纜,兩端帶壓接鍍錫銅接線端子,接觸面積應(yīng)滿足規(guī)范要求。第60條 保安裝置及標(biāo)志維護(hù)技術(shù)標(biāo)準(zhǔn) ,以及安全擋板或細(xì)孔網(wǎng)柵均要有涂以白底用黑色書寫“高壓危險(xiǎn)”字樣和用紅色畫出閃電符號(hào)的警告標(biāo)志。2. 在接觸網(wǎng)分相處應(yīng)雙向裝設(shè)“預(yù)斷”、“斷”、“合”等標(biāo)志。在接觸網(wǎng)終端應(yīng)裝設(shè)“接觸網(wǎng)終點(diǎn)”標(biāo)。“接觸網(wǎng)終點(diǎn)”標(biāo)應(yīng)裝設(shè)于接觸網(wǎng)錨支距受電弓中心線400mm處接觸線的上方。上述標(biāo)志均為白底黑框,黑字黑體,標(biāo)志裝設(shè)位置及規(guī)格符合《技規(guī)》、《鐵路電力牽引供電施工規(guī)范》等規(guī)定。3. 牽引供電設(shè)備管理單位的搶修列車、接觸網(wǎng)工區(qū)均應(yīng)備有“降”、“升”弓標(biāo)。當(dāng)突然發(fā)現(xiàn)接觸網(wǎng)故障或故障搶修先行送電開通時(shí),按規(guī)定在故障地點(diǎn)兩端設(shè)置升、降弓標(biāo)。4. 各種標(biāo)志和揭示牌應(yīng)完整無損、安裝牢固、字跡清晰、便于了望,不得侵入限界,與行車有關(guān)的標(biāo)志應(yīng)設(shè)于列車運(yùn)行方向的左側(cè)。,出口兩端絕緣防護(hù)長度不少于5米。第61條 零件及其他1. 接觸網(wǎng)零件(包括附加導(dǎo)線的金具,下同)應(yīng)符合國家及鐵道部有關(guān)標(biāo)準(zhǔn)(附加導(dǎo)線的金具還應(yīng)符合電業(yè)部門架空線路金具相應(yīng)的有關(guān)標(biāo)準(zhǔn))。2. 接觸網(wǎng)零件要安裝牢固,凡用螺母緊固者應(yīng)有防松措施,零件上的各個(gè)螺栓均應(yīng)受力均勻,其緊固力矩符合規(guī)定。各種調(diào)整螺絲的絲扣外露部分不得小于50mm。各種線索的緊固零件在溫度變化時(shí)不應(yīng)使線索往復(fù)彎曲,以防疲勞。應(yīng)涂油的螺栓必須涂油。3. 接觸網(wǎng)和附加導(dǎo)線中用于電氣連接的零件,其允許載流量不應(yīng)小于被連接的導(dǎo)線。4. 除螺栓等標(biāo)準(zhǔn)件外,所有接觸網(wǎng)零件均應(yīng)有明確的生產(chǎn)廠家標(biāo)志,否則視為不合格零件嚴(yán)禁使用。to September end of Qian by standard pleted transformation。 II is implemented on medium van car actual road driving exam qualified Hou, increased security civilization driving mon sense exam, carried out new driving people led card Qian education and led card Hou visit。   Three is implemented driving people exam full process realtime regulatory, is contact subjects three exam system production manufacturers, is expected to September end of Qian in exam car Shang added loaded for exam students of camera, pleted subjects three video, and audio monitoring。 four is implementation driving training quality full process regulatory, statewide 15 home driving training institutions car class driving people training has all application puter timing training management system, fingerprint recognition system is implementation, is expected to October 1 Qian pleted installation. Exists problem: recalled first half of of work, vehicles management although made has must of results, but and superior led of high standards, and strict requirements also has gap, away from social and people increasingly growth of service requirements also has insufficient, away from constantly new of car tube work also has many does not apply echo urgently solution of problem: main performance in: a is with I State urban and rural political, and economic, and culture of constantly prosperity development, driving people keep volume growth of momentum increased, third quarter, Will and ushered in driving people training exam work of and a unprecedented of peak, driving people exam work will faced new of pressure and challenge。 II is vehicles highspeed growth situation still will keep more long period, motor vehicle keep volume growth %, driving people keep volume growth %, led to this year motor vehicle keep volume 567,408 car is greater than driving people keep volume 565XX6 people of not reasonable phenomenon, vehicles management work faced of situation will more severe。 three is plex changeable of social environment and public opinion power, To police vehicles management work brings new test, current society public opinion is plex, to network for focus of opinion supervision power constantly grow, effect increasingly wide, in management service and actual law enforcement in the slightly not note on will caused social and media concern, was Internet focused or zoom, quickly formed social hot, even evolution into involved method involved police event。 four is team itself quality capacity, in severe of situation before exposure show many of gap and problem, main reflected in: implement implementation than Shi, work responsibility not in place,   Work style is not pragmatic, aroused great attention. Second half of the work plan: bridgehead Wenshan High prospect of construction of inspiring, the DMV will be poised, firmly grasp the top two strategic opportunities, bined with the ethnic minority regions, and firmly establish the concept of peopleoriented, law enforcement for the people, adhere to the style of truth, excellence, always adhering to51
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