煤礦機(jī)電設(shè)備檢修技術(shù)規(guī)范

PAGE/r/n7/r/n//r/nNUMPAGES/r/n272/r/n/r/n煤礦機(jī)電設(shè)備檢修/r/n/r/n煤礦機(jī)電設(shè)備檢修/r/n技術(shù)規(guī)范/r/nTechnicalCodefor/r/nMaintenance/r/nofCoal/r/nM/r/nine/r/nMechanical/r/n&ElectricalEquipment/r/n（通用設(shè)備部分）/r/n編制單位：/r/n/r/n/r/n/r/n編制人員：/r/n/r/n/r/n/r/n/r/n審核人員：/r/n/r/n/r/n/r/n目次/r/n1總則/r/n 1/r/n2通用部分/r/n 2/r/n2.1機(jī)械通用部分 2/r/n2.2電氣通用部分 12/r/n3固定設(shè)備/r/n 18/r/n3.1礦井提升機(jī) /r/n18/r/n3.2要緊通風(fēng)機(jī) /r/n24/r/n3.3水泵 /r/n27/r/n3.4空氣壓縮機(jī) /r/n36/r/n4運(yùn)輸設(shè)備/r/n 38/r/n4.1帶式輸送機(jī)/r/n 38/r/n4.2刮板輸送機(jī)、轉(zhuǎn)載機(jī)/r/n 40/r/n4.3窄軌電機(jī)車/r/n 42/r/n4.4/r/n平巷人車/r/n 47/r/n4.5/r/n礦車/r/n 48/r/n4.6/r/n運(yùn)輸絞車/r/n 49/r/n4.7/r/n繩牽引連續(xù)運(yùn)輸車/r/n（無(wú)極繩）/r/n /r/n51/r/n4.8/r/n/r/n/r/n架空乘人裝置 /r/n52/r/n4.9/r/n無(wú)軌膠套輪機(jī)車/r/n 54/r/n5采掘設(shè)備/r/n 55/r/n5.1液壓支架/r/n 55/r/n5.2采煤機(jī)/r/n 60/r/n5.3裝煤機(jī) /r/n73/r/n5.4裝巖機(jī)/r/n 77/r/n5.5掘進(jìn)機(jī) /r/n79/r/n5.6單體液壓支柱 /r/n83/r/n5.7乳化液泵站/r/n 87/r/n6電氣設(shè)備/r/n 89/r/n6.1開關(guān)/r/n 89/r/n6.1.1礦用隔爆型高壓配電裝置/r/n 89/r/n6.1.2礦用高壓開關(guān)柜/r/n 94/r/n6.1.3礦用隔爆型低壓交流真空開關(guān) /r/n99/r/n6.1.4移動(dòng)變電站用開關(guān)/r/n 104/r/n6.1.56-10kV成套配電裝置/r/n 106/r/n6.1.60.4kV成套配電裝置/r/n 113/r/n6.1.7漏電愛(ài)護(hù)裝置/r/n 114/r/n6.2變壓器/r/n 114/r/n6.2.1戶外6/r/n—/r/n10kV及以下變壓器/r/n 114/r/n6.2.2礦用油侵三相電力變壓器/r/n 117/r/n6.2.3礦用隔爆型移動(dòng)變電站及礦用隔爆型干式變壓器/r/n 119/r/n6.3電動(dòng)機(jī)/r/n 122/r/n6.3.1交流電動(dòng)機(jī)/r/n 122/r/n6.3.2直流電動(dòng)機(jī)/r/n 127/r/n6.4輔助設(shè)備/r/n 130/r/n6.4.1隔爆充電機(jī)/r/n 130/r/n6.4.2/r/n礦用隔爆型照明信號(hào)綜合愛(ài)護(hù)裝置/r/n 131/r/n6.4.3/r/n礦用隔爆型檢漏繼電器/r/n 132/r/n7煤礦/r/n地面/r/n工程機(jī)械/r/n 1/r/n34/r/n/r/n7/r/n.1/r/n工程機(jī)械通用技術(shù)規(guī)范/r/n 134/r/n8規(guī)范性附錄/r/n /r/n143/r/n附錄A煤礦電氣設(shè)備有關(guān)標(biāo)準(zhǔn)、規(guī)程、規(guī)定/r/n 143/r/n附錄B真空開關(guān)試驗(yàn)方法/r/n 144/r/n附錄C干式變壓器要緊絕緣材料表/r/n 146/r/n附錄D瓷套管灌注工藝/r/n 147/r/n附錄E本規(guī)范使用的計(jì)量單位及符號(hào)講明/r/n 147/r/n/r/n總則/r/n1.1/r/n本規(guī)范為焦煤集團(tuán)的設(shè)備檢修提供指導(dǎo)意見(jiàn)；可作為/r/n制定設(shè)備檢修細(xì)則、檢修操作規(guī)程和設(shè)備完好標(biāo)準(zhǔn)的依據(jù)/r/n，亦可作為設(shè)備檢修/r/n項(xiàng)目驗(yàn)收依據(jù)/r/n。/r/n1.2/r/n本規(guī)范執(zhí)行《煤炭法》、《礦山安全法》、《煤礦安全監(jiān)察條例》、《煤礦安全規(guī)程》等煤炭法律、法規(guī)、規(guī)程和治理標(biāo)準(zhǔn)，執(zhí)行/r/n國(guó)家和有關(guān)煤炭/r/n行業(yè)的所有技術(shù)標(biāo)準(zhǔn)。/r/n1.3/r/n本規(guī)范通用部分的技術(shù)要求和計(jì)量單位等執(zhí)行國(guó)家或有關(guān)行業(yè)的技術(shù)標(biāo)準(zhǔn)。/r/n1.4/r/n設(shè)備檢修后及設(shè)備運(yùn)行中應(yīng)達(dá)到《煤礦礦井機(jī)電設(shè)備完好標(biāo)準(zhǔn)》、《煤礦安全質(zhì)量標(biāo)準(zhǔn)化標(biāo)準(zhǔn)考核評(píng)級(jí)方法》及其它相關(guān)標(biāo)準(zhǔn)的要求。/r/n1/r/n./r/n5/r/n防爆型電氣設(shè)備檢修后應(yīng)達(dá)到防爆性能要求；有關(guān)設(shè)備、部件、材料符合/r/n“/r/n煤礦礦用產(chǎn)品安全標(biāo)志/r/n”/r/n的要求，符合阻燃和抗靜電的要求，符合有關(guān)設(shè)備檢修資質(zhì)治理的要求。/r/n1/r/n.6/r/n/r/n依照本規(guī)范檢修的設(shè)備在投入運(yùn)行/r/n前應(yīng)做整機(jī)空載和加載運(yùn)行試驗(yàn)。/r/n1.7/r/n/r/n本規(guī)程未涉及到的設(shè)備和有專門技術(shù)要求的設(shè)備應(yīng)依據(jù)設(shè)備生產(chǎn)廠商提供的相關(guān)產(chǎn)品技術(shù)文件。/r/n1.8/r/n/r/n引進(jìn)設(shè)備的檢修應(yīng)依據(jù)外企廠商相關(guān)技術(shù)文件的要求，本《規(guī)范》僅供參考。/r/n1/r/n./r/n9/r/n/r/n35kV/r/n以上的電氣設(shè)備檢修應(yīng)執(zhí)行電力行業(yè)的有關(guān)技術(shù)標(biāo)準(zhǔn)。/r/n1/r/n./r/n10/r/n/r/n檢修人員的勞動(dòng)愛(ài)護(hù)、安全防護(hù)、勞動(dòng)衛(wèi)生及環(huán)境要求等必須按照國(guó)家和有關(guān)行業(yè)標(biāo)準(zhǔn)執(zhí)行。/r/n1/r/n.1/r/n1/r/n/r/n檢修工作提倡/r/n設(shè)備效能、節(jié)能/r/n，堅(jiān)持/r/n綠色環(huán)保/r/n和持續(xù)進(jìn)展。/r/n2/r/n/r/n通用部分/r/n2/r/n.1/r/n機(jī)械通用部分/r/n2/r/n.1.1/r/n緊固件/r/n2/r/n.1.1.1/r/n螺紋連接件和鎖緊件必須齊全、牢固可靠。螺栓頭部和螺母不得有鏟傷、棱角嚴(yán)峻變形。螺孔亂扣、滑扣時(shí)，同意擴(kuò)孔，增大螺栓直徑，但不能因擴(kuò)孔而阻礙被擴(kuò)工件的機(jī)械強(qiáng)度和工作性能。/r/n2/r/n.1.1.2/r/n螺母必須擰緊，擰緊后螺栓的螺紋應(yīng)露出螺母/r/n1/r/n～/r/n3/r/n個(gè)螺距，不得在螺母下加多余的墊圈來(lái)減少螺栓露出長(zhǎng)度。/r/n2/r/n.1.1.3/r/n螺栓不得彎曲，螺紋損傷不得超過(guò)螺紋工作高度的/r/n1/2/r/n，且連續(xù)不得超過(guò)一周。連接件螺栓的螺紋旋入孔內(nèi)長(zhǎng)度不得小于螺紋直徑的/r/n1.5/r/n倍。沉頭螺栓擰緊后，沉頭部分不得凸出連接件的表面。/r/n2/r/n.1.1.4/r/n螺紋表面必須光潔，不得用粗制螺紋代替精制螺紋。/r/n2/r/n.1.1.5/r/n同一部位的緊固件規(guī)格必須一致，材質(zhì)必須滿足設(shè)計(jì)要求。要緊連接部位或受沖擊載荷容易松動(dòng)部位的螺母，必須使用防松螺母或其它防松方法。/r/n2/r/n.1.1.6/r/n使用花螺母時(shí)，開口銷應(yīng)符合要求。使用止動(dòng)墊圈時(shí)，包角應(yīng)穩(wěn)固；使用鐵絲鎖緊時(shí)，其拉緊方向必須和螺栓方向一致，接頭應(yīng)向內(nèi)彎曲。/r/n2/r/n.1.1.7/r/n彈簧墊圈應(yīng)有足夠的彈性（自由狀態(tài)開口重疊部分不得大于墊圈厚度的/r/n1/2/r/n）。/r/n2/r/n.1.1.8/r/n螺栓頭部或螺母必須和相接觸的部件緊貼。如該處為斜面時(shí)，應(yīng)加相同斜度的斜墊。/r/n2/r/n.1.1.9/r/n鉚釘必須不生銹，不變形，緊固有效，鉚接對(duì)口不得有錯(cuò)動(dòng)痕跡。/r/n2/r/n.1.1.10/r/n定位銷和定位孔相吻合，不松曠。/r/n2/r/n.1.2/r/n鍵和鍵槽/r/n2/r/n.1.2.1/r/n鍵的表面應(yīng)光滑平坦，規(guī)格符合要求，四角倒棱，材質(zhì)的抗剪切強(qiáng)度不得低于/r/n45/r/n號(hào)鋼的剪切強(qiáng)度。/r/n2/r/n.1.2.2/r/n鍵和輪轂鍵槽規(guī)格和公差符合標(biāo)準(zhǔn)。/r/n2/r/n.1.2.3/r/n鍵和鍵槽之間不得加墊。平鍵鍵槽磨損后，同意加寬原槽的/r/n5/r/n％。軸及輪轂的鍵槽寬度應(yīng)一致。/r/n2/r/n.1.2.4/r/n裝配楔鍵和切向鍵時(shí)，鍵初打入鍵槽的長(zhǎng)度，不得小于鍵全長(zhǎng)的/r/n80/r/n％，不得大于鍵全長(zhǎng)的/r/n95/r/n％（鉤頭鍵不包括鉤頭的長(zhǎng)度）。鍵與輪轂的接觸長(zhǎng)度不得小于輪轂寬度的/r/n80/r/n％?；ㄦI的接觸齒數(shù)應(yīng)不小于總齒數(shù)的/r/n2/3/r/n。/r/n2/r/n.1.2.5/r/n平鍵鍵槽的中心線與軸的軸心線的平行度、平鍵和鍵槽配合公差，均應(yīng)符合技術(shù)文件的規(guī)定。/r/n2/r/n.1.3/r/n三角帶傳動(dòng)裝置/r/n2/r/n.1.3.1/r/n三角膠帶主、被動(dòng)輪軸軸心線平行度不超過(guò)0./r/n1/r/n％。/r/n2/r/n.1.3.2/r/n兩帶輪相應(yīng)溝槽中心線應(yīng)對(duì)正，軸向錯(cuò)位允差：當(dāng)中心距/r/n≤/r/n500mm/r/n時(shí)為/r/n1.5mm/r/n，當(dāng)中心距/r/n≥/r/n500mm/r/n時(shí)為/r/n2mm/r/n。/r/n2/r/n.1.3.3/r/n各三角膠帶松緊應(yīng)差不多一致，以(/r/n150/r/n～/r/n200/r/n)/r/nN/r/n的力，按壓每根膠帶中段，壓下距離之差不大于(/r/n15/r/n～/r/n25/r/n)/r/nmm/r/n。運(yùn)轉(zhuǎn)中被動(dòng)輪的實(shí)際轉(zhuǎn)數(shù)，不應(yīng)低于計(jì)算值的/r/n97/r/n％。/r/n2/r/n.1.3.4/r/n三角膠帶輪轂、輪緣及輻條不得有裂紋。/r/n2/r/n.1.3.5/r/n三角膠帶輪溝槽槽底與膠帶之間應(yīng)按規(guī)定保持一定間隙。小于規(guī)定間隙時(shí)應(yīng)進(jìn)行更換，或用加深槽部的方法進(jìn)行修理，但輪緣厚度不得小于原厚度的/r/n80/r/n％。/r/n2/r/n.1.4/r/n軸和軸承/r/n2/r/n.1.4.1/r/n軸/r/n2/r/n.1.4.1.1/r/n軸不得有裂紋、嚴(yán)峻腐蝕或損傷，直線度應(yīng)符合技術(shù)文件的要求。軸頸加工減小量不得超過(guò)原軸頸的/r/n5/r/n％。/r/n2/r/n.1.4.1.2/r/n軸與軸孔的配合應(yīng)符合技術(shù)文件要求。超差時(shí)，同意采納涂鍍、電鍍或噴涂工藝等進(jìn)行修復(fù)。在強(qiáng)度許可條件下，也可采納鑲套處理，但不得用電焊修理。/r/n2/r/n.1.4.1.3/r/n軸頸的圓度和圓柱度，除技術(shù)文件規(guī)定外，必須符合表1規(guī)定。/r/n表/r/n1/r/n軸頸圓度和圓柱度單位為毫米/r/n軸頸直徑/r/n80/r/n～/r/n120/r/n120/r/n～/r/n180/r/n180/r/n～/r/n250/r/n250/r/n～/r/n315/r/n315/r/n～/r/n400/r/n400/r/n～/r/n500/r/n圓度和圓柱度/r/n新裝軸磨損極限/r/n0.015/r/n0.100/r/n0.018/r/n0.120/r/n0.020/r/n0.0150/r/n0.023/r/n0.200/r/n0.025/r/n0.220/r/n0.027/r/n0.250/r/n2/r/n.1.4.1.4/r/n軸頸表面粗糙度/r/nRa/r/n≤/r/n0.8μm/r/n。/r/n2/r/n.1.4.2/r/n滑動(dòng)軸承/r/n2/r/n.1.4.2.1/r/n軸瓦合金層與軸瓦應(yīng)牢固粘合，不得有脫殼現(xiàn)象。軸瓦合金層表面不得有夾雜物、氣孔、裂紋、剝落、嚴(yán)峻點(diǎn)蝕或傷痕。在下列情況下同意用焊接方法修復(fù)。/r/n2/r/n.1.4.2.1/r/n.1/r/n/r/n局部出現(xiàn)三個(gè)以下散布?xì)饪?，其最大尺寸不大?r/n2mm/r/n，且相互間距不小于/r/n15mm/r/n。/r/n2/r/n.1.4.2.1/r/n.2/r/n/r/n僅在端角處有輕微裂紋。/r/n2/r/n.1.4.2.1/r/n.3/r/n/r/n剝落面積不超過(guò)/r/n1cm/r/n2/r/n同時(shí)不多于三處。/r/n/r/n2/r/n.1.4.2.2/r/n軸頸與軸瓦的頂間隙超過(guò)表2的最大值時(shí)，應(yīng)調(diào)整墊片。墊片重疊數(shù)量不得超過(guò)/r/n4/r/n片。不能用墊片調(diào)整的軸瓦，其頂間隙超過(guò)最大磨損間隙時(shí)，應(yīng)更換軸瓦。軸瓦的側(cè)間隙約為頂間隙的/r/n1/2/r/n。/r/n表/r/n2/r/n軸頸與軸瓦的頂間隙單位為毫米/r/n軸頸直徑/r/n頂間隙/r/n最大磨損間隙/r/n＞/r/n30/r/n～/r/n50/r/n0.050/r/n～/r/n0.128/r/n0.20/r/n＞/r/n50/r/n～/r/n80/r/n0.060/r/n～/r/n0.152/r/n0.25/r/n＞/r/n80/r/n～/r/n120/r/n0.072/r/n～/r/n0.180/r/n0.30/r/n＞/r/n120/r/n～/r/n180/r/n0.085/r/n～/r/n0.211/r/n0.35/r/n＞/r/n180/r/n～/r/n250/r/n0.170/r/n～/r/n0.314/r/n0.45/r/n＞/r/n250/r/n～/r/n315/r/n0.190/r/n～/r/n0.352/r/n0.50/r/n＞/r/n315/r/n～/r/n400/r/n0.210/r/n～/r/n0.382/r/n0.60/r/n＞/r/n400/r/n～/r/n500/r/n0.230/r/n～/r/n0.424/r/n0.70/r/n2/r/n.1.4.2.3/r/n軸瓦與軸頸的承載部分應(yīng)有/r/n90/r/no/r/n～/r/n120/r/no/r/n的接觸弧面，接觸長(zhǎng)度不得小于軸瓦長(zhǎng)度的/r/n80/r/n％。/r/n2/r/n.1.4.2.4/r/n軸瓦潤(rùn)滑油的油量要適當(dāng)，油質(zhì)應(yīng)符合規(guī)定。軸承座不得漏油。/r/n采納油圈潤(rùn)滑方式的軸瓦，油圈要轉(zhuǎn)動(dòng)靈活，油圈不得有裂紋。采納壓力潤(rùn)滑時(shí)，油質(zhì)、油壓應(yīng)符合規(guī)定，油路應(yīng)暢通。/r/n2/r/n.1.4.2.5/r/n軸瓦溫度探頭安裝位置必須準(zhǔn)確，該探頭必須與軸瓦直接接觸。/r/n2/r/n.1.4.3/r/n滾動(dòng)軸承/r/n2/r/n.1.4.3.1/r/n軸承元件不得有裂紋、脫落、傷痕、銹斑、點(diǎn)蝕或變色等。保持架應(yīng)完整無(wú)變形。轉(zhuǎn)動(dòng)靈活，無(wú)異響。/r/n2/r/n.1.4.3.2/r/n軸承內(nèi)圈與軸頸、軸承外圈與軸承座的配合應(yīng)符合技術(shù)文件規(guī)定；無(wú)具體規(guī)定時(shí)，應(yīng)符合表3及表4的規(guī)定。不得采取在軸頸上打麻面或加墊的方法來(lái)處理該項(xiàng)配合出現(xiàn)的間隙。/r/n2/r/n.1.4.3.3/r/n滾動(dòng)軸承徑向磨損間隙不得超過(guò)表5的規(guī)定。/r/n2/r/n.1.4.3.4/r/n安裝圓錐滾柱軸承時(shí)，必須用墊調(diào)整軸向間隙，使其符合設(shè)計(jì)圖紙要求；無(wú)規(guī)定時(shí)，應(yīng)符合表6的規(guī)定。/r/n表/r/n3/r/n軸承內(nèi)圈與軸頸配合（/r/nk6/r/n）單位為毫米/r/n軸承內(nèi)徑/r/n配合過(guò)盈量/r/n＞/r/n30/r/n～/r/n50/r/n0.002/r/n～/r/n0.030/r/n＞/r/n50/r/n～/r/n80/r/n0.002/r/n～/r/n0.036/r/n＞/r/n80/r/n～/r/n120/r/n0.003/r/n～/r/n0.045/r/n＞/r/n120/r/n～/r/n180/r/n0.003/r/n～/r/n0.053/r/n＞/r/n180/r/n～/r/n250/r/n0.004/r/n～/r/n0.063/r/n表/r/n4/r/n軸承外圈與軸承座配合（/r/nJ7/r/n）單位為毫米/r/n軸承外徑/r/nmm/r/n配合間隙/r/n(/r/n＋/r/n)/r/n或過(guò)盈量/r/n(/r/n－/r/n)/r/nmm/r/n＞/r/n30/r/n～/r/n50/r/n+0.026/r/n～/r/n-0.10/r/n＞/r/n50/r/n～/r/n80/r/n+0.031/r/n～/r/n-0.012/r/n＞/r/n80/r/n～/r/n120/r/n+0.037/r/n～/r/n-0.013/r/n＞/r/n120/r/n～/r/n150/r/n+0.044/r/n～/r/n-0.014/r/n＞/r/n150/r/n～/r/n180/r/n+0.051/r/n～/r/n-0.014/r/n＞/r/n180/r/n～/r/n250/r/n+0.060/r/n～/r/n-0.016/r/n＞/r/n250/r/n～/r/n315/r/n+0.071/r/n～/r/n-0.016/r/n＞/r/n315/r/n～/r/n400/r/n+0.079/r/n～/r/n-0.018/r/n＞/r/n400/r/n～/r/n500/r/n+0.088/r/n～－/r/n0.020/r/n表/r/n5/r/n滾動(dòng)軸承極限徑向游隙/r/n軸承/r/n公稱直徑/r/nmm/r/n極限徑向游隙/r/nμ/r/nm/r/n調(diào)心滾子軸承/r/n圓柱滾子軸承/r/n調(diào)心球軸承/r/n球軸承/r/nO組/r/n游隙/r/n3組/r/n游隙/r/nO組/r/n游隙/r/n3組/r/n游隙/r/nO組/r/n游隙/r/n3組/r/n游隙/r/nO組/r/n游隙/r/n3組/r/n游隙/r/n＞30/r/n～/r/n40/r/n60/r/n80/r/n70/r/n85/r/n40/r/n53/r/n33/r/n46/r/n＞40/r/n～/r/n50/r/n75/r/n100/r/n80/r/n100/r/n44/r/n57/r/n36/r/n51/r/n＞50/r/n～/r/n65/r/n90/r/n120/r/n90/r/n110/r/n50/r/n69/r/n43/r/n61/r/n＞65/r/n～/r/n80/r/n110/r/n145/r/n100/r/n125/r/n60/r/n83/r/n51/r/n71/r/n＞80/r/n～/r/n100/r/n135/r/n180/r/n110/r/n140/r/n70/r/n96/r/n58/r/n84/r/n＞100/r/n～/r/n120/r/n160/r/n210/r/n125/r/n165/r/n83/r/n114/r/n66/r/n97/r/n＞120/r/n～/r/n140/r/n190/r/n240/r/n145/r/n190/r/n100/r/n135/r/n81/r/n114/r/n＞140/r/n～/r/n160/r/n220/r/n280/r/n165/r/n215/r/n120/r/n161/r/n91/r/n130/r/n＞160/r/n～/r/n180/r/n240/r/n310/r/n170/r/n220/r/n102/r/n147/r/n＞180/r/n～/r/n200/r/n260/r/n340/r/n195/r/n250/r/n117/r/n163/r/n＞200/r/n～/r/n225/r/n290/r/n380/r/n220/r/n280/r/n140/r/n195/r/n＞225/r/n～/r/n250/r/n320/r/n420/r/n235/r/n300/r/n160/r/n225/r/n＞250/r/n～/r/n280/r/n350/r/n460/r/n260/r/n330/r/n170/r/n245/r/n＞280/r/n～/r/n315/r/n370/r/n500/r/n275/r/n350/r/n190/r/n270/r/n＞315/r/n～/r/n355/r/n410/r/n550/r/n305/r/n385/r/n210/r/n300/r/n＞355/r/n～400/r/n450/r/n600/r/n370/r/n460/r/n240/r/n340/r/n表/r/n6/r/n圓錐滾柱軸承軸向間隙/r/n/r/n單位為毫米/r/n軸/r/n/r/n承/r/n/r/n內(nèi)/r/n/r/n徑/r/n軸/r/n/r/n向/r/n/r/n間/r/n/r/n隙/r/n＞/r/n30/r/n～/r/n50/r/n0.05/r/n～/r/n0.12/r/n＞/r/n50/r/n～/r/n80/r/n0.06/r/n～/r/n0.14/r/n＞/r/n80/r/n～/r/n120/r/n0.07/r/n～/r/n0.17/r/n＞/r/n120/r/n～/r/n180/r/n0.08/r/n～/r/n0.20/r/n＞/r/n180/r/n～/r/n250/r/n0.10/r/n～/r/n0.24/r/n2/r/n.1.4.3.5/r/n裝配軸承軸頸的表面粗糙度/r/nRa/r/n≤/r/n0.8μm/r/n，軸承座孔的表面粗糙度/r/nRa/r/n≤/r/n1.6μm/r/n。/r/n2.1.4.3.6/r/n軸承潤(rùn)滑的油量要適當(dāng)，油質(zhì)應(yīng)符合規(guī)定，軸承座不得漏油。/r/n2/r/n.1.4.3.7/r/n裝配時(shí)應(yīng)將軸承上注有字樣的端面朝外，軸承應(yīng)緊貼在軸肩或間隔套上，不得有間隙（可調(diào)整的軸承例外）。/r/n2/r/n.1.4.3.8/r/n滾針軸承的表面不得有劃痕或退火現(xiàn)象。拆卸時(shí)不得混套，應(yīng)原套裝在原軸上。同一組滾針的直徑差不得超過(guò)/r/n0.005mm/r/n。滾針直徑磨損量不得超過(guò)/r/n0.02mm/r/n。/r/n2/r/n.1.4.4/r/n軸承在運(yùn)行中應(yīng)無(wú)異常響聲，軸在軸承上的振幅不得超過(guò)表7的規(guī)定。運(yùn)行中的溫度：滾動(dòng)軸承不得超過(guò)/r/n75/r/no/r/nC/r/n；滑動(dòng)軸承不得超過(guò)/r/n65/r/no/r/nC/r/n，或按廠家技術(shù)文件執(zhí)行。/r/n表/r/n7/r/n軸在軸承上的振幅/r/n轉(zhuǎn)速，/r/nr/min/r/n＞/r/n1000/r/n＜/r/n1000/r/n＜/r/n750/r/n＜/r/n600/r/n＜/r/n500/r/n同意振幅，/r/nmm/r/n0.08/r/n0.10/r/n0.12/r/n0.16/r/n0.20/r/n2/r/n.1.5/r/n聯(lián)軸器/r/n2/r/n.1.5.1/r/n聯(lián)軸器兩軸的同軸度和端面間隙應(yīng)符合表8的規(guī)定。/r/n表8聯(lián)軸器同軸度和端面間隙/r/n/r/n單位為毫米/r/n類型/r/n外型直徑/r/n端面間隙/r/n兩軸同軸度/r/n徑向位移/r/n傾斜（/r/n‰/r/n）/r/n彈性圈柱銷聯(lián)軸器/r/n＞/r/n70/r/n～/r/n260/r/n＞/r/n260/r/n～/r/n410/r/n＞/r/n410/r/n～/r/n500/r/n設(shè)備最大軸向竄量加/r/n2/r/n～/r/n3/r/n≤/r/n0.10/r/n≤/r/n0.12/r/n≤/r/n0.15/r/n＜/r/n1.0/r/n齒輪聯(lián)軸器/r/n≤/r/n300/r/n＞/r/n300/r/n～/r/n500/r/n＞/r/n500/r/n～/r/n900/r/n＞/r/n900/r/n～/r/n1400/r/n5/r/n10/r/n15/r/n20/r/n≤/r/n0.20/r/n≤/r/n0.25/r/n≤/r/n0.30/r/n≤/r/n0.35/r/n＜/r/n1.0/r/n蛇型彈簧聯(lián)軸器/r/n≤/r/n200/r/n＞/r/n200/r/n～/r/n400/r/n＞/r/n400/r/n～/r/n700/r/n＞/r/n700/r/n～/r/n1350/r/n設(shè)備最大軸向竄量加/r/n2/r/n～/r/n3/r/n≤/r/n0.10/r/n≤/r/n0.20/r/n≤/r/n0.30/r/n≤/r/n0.50/r/n＜/r/n1.0/r/n2/r/n.1.5.2/r/n彈性圈柱銷聯(lián)軸器/r/n2/r/n.1.5.2.1/r/n兩個(gè)半聯(lián)軸器的任何兩個(gè)穿柱銷的孔對(duì)準(zhǔn)后，柱銷應(yīng)能自由地穿入其它各孔。/r/n2/r/n.1.5.2.2/r/n彈性圈的內(nèi)徑與柱銷應(yīng)緊密配合，外徑與孔應(yīng)有(/r/n0.3/r/n～/r/n0.7/r/n)/r/nmm/r/n的間隙。柱銷螺母應(yīng)有防松裝置。/r/n2/r/n.1.5.3/r/n齒輪聯(lián)軸器齒厚磨損不得超過(guò)原齒厚的/r/n20/r/n％。/r/n2/r/n.1.5.4/r/n蛇型彈簧聯(lián)軸器的彈簧不得有損傷，厚度磨損量不得超過(guò)原厚度的/r/n10/r/n％。/r/n2/r/n.1.5.5/r/n液力偶合器/r/n2/r/n.1.5.5.1/r/n泵輪、透平輪及外殼不得有變形、損傷、腐蝕或裂紋。外殼有輕微裂紋，可焊補(bǔ)修復(fù)，但應(yīng)消除內(nèi)應(yīng)力。/r/n2/r/n.1.5.5.2/r/n修理時(shí)應(yīng)做靜壓試驗(yàn)，充入/r/n0.3MPa/r/n的氣壓，將液力偶合器的充氣口封住，保持/r/n5min/r/n，壓力不得下降。/r/n2/r/n.1.5.5.3/r/n有離心轉(zhuǎn)閥的液力偶合器，必須加試離心轉(zhuǎn)閥的動(dòng)作情況，其動(dòng)作應(yīng)靈活可靠。/r/n2/r/n.1.5.5.4/r/n液力偶合器檢修后應(yīng)做靜平衡試驗(yàn)，其重心對(duì)旋轉(zhuǎn)軸心的偏移不超過(guò)/r/n0.02mm/r/n。/r/n2/r/n.1.5.5.5/r/n液力偶合器必須采納難燃液為工作介質(zhì)（調(diào)速型液力偶合器不受此限）。/r/n2/r/n.1.5.5.6/r/n易熔合金塞必須完整，其熔化溫度應(yīng)符合各型號(hào)液力偶合器的規(guī)定。/r/n2/r/n.1.6/r/n齒輪/r/n2.1.6.1/r/n齒輪不得有斷齒，齒面不得有裂紋和剝落等現(xiàn)象。/r/n2/r/n.1.6.2/r/n齒面出現(xiàn)早期點(diǎn)蝕，如不再進(jìn)展，仍可接著使用。但達(dá)到如下情況之一時(shí)，應(yīng)更換：/r/n2/r/n.1.6.2/r/n.1/r/n/r/n點(diǎn)蝕區(qū)高度為齒高的/r/n100/r/n％。/r/n2/r/n.1.6.2/r/n.2/r/n/r/n點(diǎn)蝕區(qū)高度為齒高的/r/n30/r/n％，長(zhǎng)度為齒長(zhǎng)的/r/n40/r/n％。/r/n2/r/n.1.6.2/r/n.3/r/n/r/n點(diǎn)蝕區(qū)高度為齒高的/r/n70/r/n％，長(zhǎng)度為齒長(zhǎng)的/r/n10/r/n％。/r/n2/r/n.1.6.3/r/n齒面不得有嚴(yán)峻膠合（即膠合區(qū)達(dá)到齒高的/r/n1/3/r/n，齒長(zhǎng)的/r/n1/2/r/n）。/r/n2/r/n.1.6.4/r/n齒面出現(xiàn)輕微磨損可接著使用，但不得超過(guò)下列規(guī)定：/r/n2/r/n.1.6.4/r/n.1/r/n/r/n硬齒面齒輪，齒面深度磨損達(dá)硬化層深度的/r/n40/r/n％。/r/n2/r/n.1.6.4/r/n.2/r/n/r/n軟齒面磨損量達(dá)到齒厚的/r/n5/r/n％。/r/n2/r/n.1.6.4/r/n.3/r/n/r/n開式齒輪齒厚磨損達(dá)原齒厚的/r/n10/r/n％。/r/n2/r/n.1.6.5/r/n圓柱齒輪副嚙合時(shí)，齒長(zhǎng)中心線應(yīng)對(duì)準(zhǔn)，偏差不得大于/r/n1mm/r/n。圓錐齒輪副嚙合時(shí)，端面偏差不得大于/r/n1.5mm/r/n。/r/n2/r/n.1.6.6/r/n新更換齒輪副的嚙合，接觸斑點(diǎn)面積，應(yīng)符合下列規(guī)定：/r/n2/r/n.1.6.6/r/n.1/r/n/r/n圓柱齒輪沿齒長(zhǎng)不小于/r/n50/r/n％，沿齒高不小于/r/n40/r/n％。/r/n2/r/n.1.6.6/r/n.2/r/n/r/n圓錐齒輪沿齒高、齒長(zhǎng)均不小于/r/n50/r/n％。/r/n2/r/n.1.6.6/r/n.3/r/n/r/n圓弧齒錐齒輪沿齒高、齒長(zhǎng)均不小于(/r/n30/r/n～/r/n50/r/n)％。/r/n2/r/n.1.6.6/r/n.4/r/n/r/n蝸輪沿齒長(zhǎng)不小于/r/n35/r/n％，沿齒高不小于/r/n50/r/n％。/r/n2/r/n.1.6.6/r/n.5/r/n/r/n圓柱齒輪副、蝸輪副的接觸斑點(diǎn)的分布位置應(yīng)趨于齒面的中部；圓錐齒輪應(yīng)在齒面的中部，并接近小端。/r/n2/r/n.1.6.7/r/n漸開線圓柱齒輪副裝配時(shí)，中心距極限偏差、最小側(cè)隙應(yīng)符合有關(guān)技術(shù)文件規(guī)定，或執(zhí)行表9及表10的規(guī)定。/r/n表9/r/n/r/n漸開線圓柱齒輪中心距極限偏差（/r/n±/r/nfa/r/n）/r/n/r/n單位為微米/r/n精度等級(jí)/r/n5/r/n～/r/n6/r/n7/r/n～/r/n8/r/n9/r/n～/r/n10/r/n齒輪副的中心距/r/nmm/r/n＞/r/n80/r/n～/r/n120/r/n17.5/r/n27/r/n43.5/r/n＞/r/n120/r/n～/r/n180/r/n20.0/r/n31.5/r/n50.0/r/n＞/r/n180/r/n～/r/n250/r/n23.0/r/n36.0/r/n57.5/r/n＞/r/n250/r/n～/r/n315/r/n26.0/r/n40.5/r/n65.0/r/n＞/r/n315/r/n～/r/n400/r/n28.5/r/n44.5/r/n70.0/r/n＞/r/n400/r/n～/r/n500/r/n31.5/r/n48.5/r/n77.5/r/n＞/r/n500/r/n～/r/n630/r/n35.0/r/n55.0/r/n87.0/r/n＞/r/n630/r/n～/r/n800/r/n40.0/r/n62.0/r/n100.0/r/n＞/r/n800/r/n～/r/n1000/r/n45.0/r/n70.0/r/n115.0/r/n＞/r/n1000/r/n～/r/n1250/r/n52.0/r/n82.0/r/n130.0/r/n＞/r/n1250/r/n～/r/n1600/r/n62.0/r/n97.0/r/n155.0/r/n＞/r/n1600/r/n～/r/n2000/r/n75.0/r/n115.0/r/n185.0/r/n＞/r/n2000/r/n～/r/n2500/r/n87.0/r/n140.0/r/n220.0/r/n＞/r/n2500/r/n～/r/n3150/r/n105.0/r/n165.0/r/n270.0/r/n表10/r/n/r/n齒輪副最小側(cè)隙（/r/nJ/r/nnmin/r/n）/r/n/r/n單位為微米/r/n齒輪的裝配條件/r/n閉式/r/n開式/r/n齒輪副的/r/n中心距/r/nmm/r/n＞/r/n125/r/n～/r/n180/r/n160/r/n250/r/n＞/r/n180/r/n～/r/n250/r/n185/r/n290/r/n＞/r/n250/r/n～/r/n315/r/n210/r/n320/r/n＞/r/n315/r/n～/r/n400/r/n230/r/n360/r/n＞/r/n400/r/n～/r/n500/r/n250/r/n400/r/n＞/r/n500/r/n～/r/n630/r/n280/r/n440/r/n＞/r/n630/r/n～/r/n800/r/n320/r/n500/r/n＞/r/n800/r/n～/r/n1000/r/n350/r/n550/r/n＞/r/n1000/r/n～/r/n1250/r/n420/r/n660/r/n＞/r/n1250/r/n～/r/n1600/r/n500/r/n780/r/n＞/r/n1600/r/n～/r/n2000/r/n600/r/n920/r/n＞/r/n2000/r/n～/r/n2500/r/n700/r/n1100/r/n＞/r/n2500/r/n～/r/n4000/r/n950/r/n1500/r/n2/r/n.1.6.8/r/n圓弧齒輪副的側(cè)隙按/r/nJB929/r/n的基準(zhǔn)齒形，模數(shù)/r/nm/r/nn/r/n＝/r/n2/r/n～/r/n6/r/n，設(shè)計(jì)側(cè)隙為/r/n0.06m/r/nn/r/n；模數(shù)/r/nm/r/nn/r/n＝/r/n7/r/n～/r/n32/r/n，設(shè)計(jì)側(cè)隙為/r/n0.04m/r/nn/r/n。經(jīng)跑合后實(shí)際側(cè)隙不得小于上述設(shè)計(jì)數(shù)值的/r/n2/3/r/n。/r/n2/r/n.1.6.9/r/n圓錐齒輪裝配時(shí)，保證側(cè)隙（包括圓弧齒錐齒輪）應(yīng)符合表11的規(guī)定。/r/n2/r/n.1.6.10/r/n蝸輪副裝配時(shí)，中心距極限偏差及最小側(cè)隙應(yīng)符合表12的規(guī)定。/r/n表11/r/n/r/n圓錐齒輪保證側(cè)隙/r/n/r/n單位為微米/r/n結(jié)合形式/r/n錐/r/n/r/n距/r/nmm/r/n＞/r/n80/r/n～/r/n120/r/n＞/r/n120/r/n～/r/n200/r/n＞/r/n200/r/n～/r/n320/r/n＞/r/n320/r/n～/r/n500/r/n＞/r/n500/r/n～/r/n800/r/n閉式/r/n130/r/n170/r/n210/r/n260/r/n340/r/n開式/r/n260/r/n340/r/n420/r/n530/r/n670/r/n表12/r/n/r/n蝸輪副中心距極限偏差與最小側(cè)隙/r/n/r/n單位為微米/r/n項(xiàng)目/r/n中/r/n/r/n心/r/n/r/n距/r/nmm/r/n＞/r/n40/r/n～/r/n80/r/n＞/r/n80/r/n～/r/n160/r/n＞/r/n160/r/n～/r/n320/r/n＞/r/n320/r/n～/r/n630/r/n中心距極限偏差/r/n±/r/n65/r/n±/r/n90/r/n±/r/n110/r/n±/r/n130/r/n最小側(cè)隙/r/n95/r/n130/r/n190/r/n260/r/n2/r/n.1.6.11/r/n齒輪副側(cè)隙的檢查。/r/n2/r/n.1.6.11.1/r/n用壓鉛絲法檢查齒輪的側(cè)隙時(shí)，在齒面沿齒兩端平行放置兩條鉛絲，鉛絲直徑約為該齒輪規(guī)定側(cè)隙的/r/n4/r/n倍，圓錐齒輪、圓弧齒錐齒輪不超過(guò)側(cè)隙的/r/n3/r/n倍。轉(zhuǎn)動(dòng)齒輪擠壓后，測(cè)量鉛絲最薄處厚度，即為所測(cè)的側(cè)隙。/r/n2/r/n.1.6.11.2/r/n用百分表檢驗(yàn)時(shí)，將百分表測(cè)頭與齒輪齒面垂直接觸，轉(zhuǎn)動(dòng)與百分表測(cè)頭接觸的齒輪，測(cè)出其游動(dòng)量即為所測(cè)的間隙。/r/n2/r/n.1.6.12/r/n更換齒輪時(shí)，應(yīng)裝完一對(duì)檢查一對(duì)。圓弧齒錐齒輪應(yīng)按照標(biāo)記成對(duì)更換。/r/n2/r/n.1.6.13/r/n裝在滑動(dòng)花鍵軸上的齒輪，應(yīng)能在軸上靈活平穩(wěn)的滑動(dòng)。/r/n2/r/n.1.6.14/r/n齒輪裝完后，用人力盤動(dòng)檢查，轉(zhuǎn)動(dòng)應(yīng)靈活、平穩(wěn)，并無(wú)異響。/r/n2/r/n.1.6.15/r/n齒圈與輪心配合必須緊固。鑄鐵輪心不得有裂紋；鑄鋼齒輪的輪轂如有裂紋，同意用焊補(bǔ)方法修復(fù)。/r/n2/r/n.1.6.16/r/n齒輪輪轂軸孔與軸的配合、連接件如螺栓、鍵等，必須緊固，不得松動(dòng)。/r/n2/r/n.1.7/r/n減速器箱體/r/n2/r/n.1.7.1/r/n減速器箱體不得有裂紋或變形，假如有輕微裂紋，同意焊補(bǔ)修復(fù)，但應(yīng)消除內(nèi)應(yīng)力。鑄鐵箱體只同意在非要緊受力部位焊補(bǔ)，如裂紋已貫穿兩軸孔時(shí)，必須更換。/r/n2/r/n.1.7.2/r/n減速器箱體接合面應(yīng)平坦嚴(yán)密，墊應(yīng)平坦無(wú)褶皺，裝配時(shí)應(yīng)涂密封膠，不得漏油。/r/n2/r/n.1.7.3/r/n減速器箱體結(jié)合面的平面度允差不得超過(guò)/r/n0.05mm/r/n。結(jié)合面上的劃痕長(zhǎng)度不得大于結(jié)合面寬度的/r/n2/3/r/n，深度不得超過(guò)(/r/n0.3/r/n～/r/n0.5/r/n)/r/nmm/r/n。/r/n2/r/n.1.7.4/r/n減速器箱體軸孔磨損后，在強(qiáng)度同意條件下，可擴(kuò)孔鑲套修復(fù)，但與其相對(duì)應(yīng)的軸孔的平行度、兩錐齒輪的垂直度允差應(yīng)符合技術(shù)文件要求。/r/n2/r/n.1.7.5/r/n蓋板不得有裂紋或變形，接觸面應(yīng)平坦嚴(yán)密，平面度不得超過(guò)/r/n0.3mm/r/n。/r/n2/r/n.1.7.6/r/n機(jī)殼及蓋板所有隔爆面，應(yīng)符合/r/nGB3836.2/r/n《隔爆型電氣設(shè)備/r/nd/r/n》的規(guī)定。/r/n2/r/n.1.8/r/n減速器試驗(yàn)/r/n2/r/n.1.8.1/r/n減速器應(yīng)按技術(shù)文件選用潤(rùn)滑油或潤(rùn)滑脂，油量適當(dāng)，油壓正常。/r/n2/r/n.1.8.2/r/n空載跑合試驗(yàn)，正、反運(yùn)轉(zhuǎn)各半個(gè)小時(shí)，應(yīng)無(wú)異響，溫升正常。/r/n2/r/n.1.8.3/r/n做/r/n3h/r/n滿負(fù)荷試驗(yàn)，減速器溫度不得超過(guò)生產(chǎn)廠家技術(shù)文件的規(guī)定。/r/n2/r/n.1.8.4/r/n試驗(yàn)時(shí)，減速器的結(jié)合面和各軸頭無(wú)滲漏現(xiàn)象。/r/n2/r/n.1.9/r/n圓環(huán)鏈及鏈輪/r/n2/r/n.1.9.1/r/n圓環(huán)鏈節(jié)距伸長(zhǎng)量應(yīng)不大于原節(jié)距的/r/n3/r/n％。鏈環(huán)直徑磨損量不得大于/r/n3mm/r/n。/r/n2/r/n.1.9.2/r/n鏈輪齒面應(yīng)無(wú)裂紋或嚴(yán)峻變形，最大磨損量：節(jié)距/r/n64mm/r/n及以下不得大于/r/n5mm/r/n；節(jié)距/r/n86mm/r/n及以上不得大于/r/n6mm/r/n（用圓環(huán)鏈平置于鏈輪上，檢查圓環(huán)鏈上表面與輪轂的距離）。/r/n2/r/n.1.10/r/n密封件/r/n2/r/n.1.10.1/r/n密封件的拆裝必須使用專用工具。各部密封件齊全完整，性能良好，不漏油。/r/n2/r/n.1.10.2/r/n重復(fù)使用或新更換的密封件，其質(zhì)量應(yīng)符合/r/nGB2452.1/r/n、/r/nGB9877.1/r/n的規(guī)定。/r/n2/r/n.1.10.3/r/n浮動(dòng)油封的密封環(huán)不得有裂紋、溝痕，應(yīng)成對(duì)更換，成對(duì)使用。/r/n2/r/n.1.10.4/r/n更換密封件時(shí)，應(yīng)檢查密封件的性能，如發(fā)覺(jué)發(fā)粘、變脆、變色時(shí)，不得使用。密封表面無(wú)損傷，油封骨架不變形。/r/n2/r/n.1.10.5/r/n各部接合面的紙墊、石棉墊、耐油膠墊應(yīng)平坦，無(wú)褶皺，眼孔一致，符合原設(shè)計(jì)的尺寸和材質(zhì)。/r/n2/r/n.1.10.6/r/n油封彈簧松緊適宜，油封硬度應(yīng)為邵氏(/r/n85/r/n～/r/n90/r/n)度，在彈簧壓力下其內(nèi)徑比軸頸小的壓縮值應(yīng)符合表13的規(guī)定。/r/n表13油封內(nèi)徑壓縮值/r/n/r/n單位為毫米/r/n油封內(nèi)徑名義尺寸/r/n＞/r/n30/r/n～/r/n90/r/n＞/r/n90/r/n～/r/n180/r/n＞/r/n180/r/n油封內(nèi)徑比相應(yīng)軸頸小/r/n1.5/r/n～/r/n2.0/r/n2.0/r/n～/r/n2.5/r/n2.5/r/n～/r/n3.0/r/n2/r/n.1.10.7“O”/r/n型密封圈松緊適宜，裝在槽內(nèi)不得扭曲、切邊，保持性能良好。/r/n2.1.11/r/n高壓膠管與管接頭/r/n2/r/n.1.11.1/r/n新的或重復(fù)使用的膠管，應(yīng)符合下列要求：/r/n2.1.11.1/r/n.1/r/n/r/n接頭無(wú)嚴(yán)峻銹蝕、變形、毛刺，能順利插入配合件，在無(wú)壓工況下應(yīng)能夠自由旋轉(zhuǎn)。/r/n2/r/n.1.11.1/r/n.2/r/n/r/n檢修時(shí)應(yīng)重新更換/r/n“/r/nO/r/n”/r/n形圈和擋圈。/r/n2/r/n.1.11.1/r/n.3/r/n/r/n膠管外層橡膠在每米長(zhǎng)度上其破損不多于兩處，破損面積每處不大于/r/n1cm/r/n2/r/n，破損處距管接頭在/r/n200mm/r/n以上，且金屬網(wǎng)未被破壞。/r/n2/r/n.1.11.1/r/n.4/r/n/r/n膠管無(wú)折痕、/r/n橡膠老化、/r/n壓痕或明顯的永久變形。/r/n2/r/n.1.11.2/r/n膠管內(nèi)部必須嚴(yán)格清洗，不得有污垢。/r/n2/r/n.1.11.3/r/n嚴(yán)峻損壞的膠管，可切去損壞部分，重新扣壓接頭。/r/n2/r/n.1.11.4/r/n新扣壓的接頭應(yīng)用額定工作壓力的/r/n1.5/r/n倍進(jìn)行試驗(yàn)，保持/r/n5min/r/n，不得有滲漏、鼓包或接頭位移等現(xiàn)象。/r/n2/r/n.1.12/r/n涂飾/r/n2/r/n.1.12.1/r/n設(shè)備通過(guò)大修后均應(yīng)涂刷防銹漆（已有防銹層者例外）。/r/n2/r/n.1.12.2/r/n涂漆前，應(yīng)清除毛刺、氧化皮、粘砂、油污等臟物。/r/n2/r/n.1.12.3/r/n專門部位如油嘴、油杯、注油孔、油塞、防爆標(biāo)志等部件的外表應(yīng)涂紅色油漆，以引起注意。檢修后上的油管、風(fēng)管、水管，應(yīng)分不涂不同顏色，以示區(qū)不。/r/n2/r/n.1.12.4/r/n電動(dòng)機(jī)涂漆顏色應(yīng)與主機(jī)一致。/r/n2/r/n.2/r/n/r/n /r/n電氣通用部分/r/n2/r/n.2.1/r/n一般規(guī)定/r/n2.2.1./r/n1/r/n零部件齊全、完整，符合各項(xiàng)技術(shù)性能的要求。更換的零部件，其技術(shù)性能不得低于原設(shè)計(jì)的要求。/r/n2.2.1./r/n2/r/n設(shè)備外殼或隔爆面，應(yīng)進(jìn)行防腐處理。處理方法：設(shè)備外殼能夠噴或涂防腐漆；防爆加工面能夠化學(xué)處理或定期涂防腐油脂；接線盒內(nèi)壁和正常工作情況下可能產(chǎn)生火花的部分其金屬外殼內(nèi)壁，都必須均勻地涂耐弧漆。/r/n2.2.1./r/n3/r/n電氣設(shè)備檢修后，除按規(guī)定進(jìn)行出廠試驗(yàn)外，并應(yīng)按有關(guān)規(guī)定進(jìn)行通電試驗(yàn)。通電試驗(yàn)時(shí)刻一般許多于/r/n2/r/nh。/r/n2.2.1./r/n4/r/n設(shè)備檢修后應(yīng)帶有銘牌，如銘牌數(shù)據(jù)有更改或字跡不清，應(yīng)更換新銘牌。檢修后應(yīng)增加檢修企業(yè)標(biāo)識(shí)牌和檢修時(shí)刻標(biāo)示牌。數(shù)據(jù)更改的銘牌應(yīng)在檢修企業(yè)標(biāo)識(shí)牌中標(biāo)明更改數(shù)據(jù)。/r/n2.2.1./r/n5/r/n愛(ài)護(hù)插件安裝處，防止自行松脫的裝置完整有效。/r/n2.2.1./r/n6/r/n檢修中各項(xiàng)質(zhì)量測(cè)定記錄、試驗(yàn)記錄、零部件檢修記錄和技術(shù)檢驗(yàn)證明書等應(yīng)隨設(shè)備出廠，交使用單位存檔。/r/n2/r/n.2.2/r/n/r/n/r/n防爆結(jié)構(gòu)緊固件的規(guī)定/r/n2.2.2./r/n1/r/n緊固件材料應(yīng)適用于外殼材料，除含輕金屬外殼外，緊固件螺栓或螺母不同意用塑料或輕金屬材料制造。/r/n2.2.2./r/n2/r/n緊固用螺栓、螺母和墊圈等應(yīng)進(jìn)行噴涂防腐漆、電鍍或其它化學(xué)方法的防腐處理，不得有銹蝕。/r/n2.2.2./r/n3/r/n緊固用的螺栓、螺母須有防止松脫的措施?？梢勒赵O(shè)備部位的具體要求，采納加裝彈簧墊圈、背帽或開口銷等。彈簧墊圈的緊固程度以壓平為合格，螺母的緊固程度應(yīng)達(dá)到/r/nGB3836.1/r/n要求的力矩為合格，彈簧墊圈符合其性能要求。/r/n2.2.2./r/n4/r/n同部位的緊固件，其規(guī)格應(yīng)一致；墊圈、彈簧墊圈的規(guī)格應(yīng)與螺栓直徑相適應(yīng)。/r/n2.2.2./r/n5/r/n螺栓或螺釘沒(méi)有墊圈而完全擰入螺孔時(shí)，螺栓或螺釘與螺孔底部應(yīng)留有螺紋裕量；螺栓擰入螺孔的長(zhǎng)度不小于螺栓的直徑（鑄鐵、銅、鋁件不小于螺栓直徑的/r/n1.5/r/n倍）。/r/n2.2.2./r/n6/r/n螺母要上滿扣為合格，一般螺栓長(zhǎng)出螺母的扣數(shù)應(yīng)在/r/n1/r/n～/r/n3/r/n扣范圍內(nèi)。/r/n2.2.2./r/n7/r/n/r/n/r/n設(shè)在護(hù)圈內(nèi)的螺栓頭或螺母的上端不得超出護(hù)圈的高度。/r/n2.2.2./r/n8/r/n設(shè)在護(hù)圈內(nèi)的螺栓頭或螺母，須使用由專用工具才能打開的裝置。/r/n2.2.2./r/n9/r/n/r/n/r/n在防爆型專用標(biāo)準(zhǔn)中要求使用專門緊固件，應(yīng)按原設(shè)計(jì)要求配置。當(dāng)采納可拆卸螺釘或螺栓緊固隔爆外殼的任何部件時(shí)，這些螺釘或螺栓孔不應(yīng)穿透外殼壁?？字車慕饘俸穸葢?yīng)不小于孔徑的三分之一，且至少為/r/n3mm/r/n。/r/n2/r/n.2.3/r/n礦用一般型電氣設(shè)備的通用要求/r/n執(zhí)行/r/nGB/T12173/r/n礦用一般型電氣設(shè)備/r/n/r/n第/r/n4/r/n部分/r/n/r/n通用技術(shù)要求的規(guī)定。/r/n/r/n2/r/n.2.4/r/n隔爆接合面/r/n2.2.4.1接合面的結(jié)構(gòu)參數(shù)應(yīng)符合/r/nGB3836.2/r/n中/r/nΙ/r/n類隔爆接合面結(jié)構(gòu)參數(shù)的規(guī)定，詳見(jiàn)表14。/r/n2.2.4.2/r/n/r/n快動(dòng)式門或蓋的隔爆接合面的最小有效寬度/r/nL/r/n須不小于/r/n25mm/r/n。/r/n2.2.4.3/r/n/r/n靠外殼壁支撐的操縱桿或軸，其接合面寬度應(yīng)不小于表14規(guī)定的最小結(jié)合面寬度。/r/n2.2.4.4假如操縱桿或軸的直徑超過(guò)了表14規(guī)定的最小接合面寬度，其接合面寬度應(yīng)不小于操縱桿或軸的直徑，但不大于/r/n25mm/r/n。/r/n2.2.4.5當(dāng)操縱桿與桿孔配合間隙因磨損而增大時(shí)，可采取在桿孔處嵌鑲襯套等措施進(jìn)行修復(fù)。專門情況下，加設(shè)一個(gè)正常使用中不易磨損的封蓋。/r/n2.2.4.6在檢修中除去隔爆接合面的法蘭厚度，不得超過(guò)維修裕量的數(shù)值。/r/n2.2.4.7隔爆接合面表面平均粗糙度/r/nRa/r/n≤/r/n6.3μm,/r/n操縱桿表面粗糙度不優(yōu)于/r/nRa/r/n≤/r/n3.2μm/r/n。/r/n表/r/n14/r/nΙ/r/n類外殼隔爆接合面的最小寬度和最大間隙（注：/r/nΙ/r/n類為煤礦用）/r/n接合面寬度/r/n與外殼容積/r/nV/cm/r/n3/r/n對(duì)應(yīng)的最大間隙／/r/nmm/r/n1)/r/nV/r/n≤/r/n100/r/nV/r/n＞/r/n100/r/n平面接合面和止口接合面/r/n6/r/n≤/r/nL/r/n＜/r/n12.5/r/n12.5/r/n≤/r/nL/r/n＜/r/n25/r/n25/r/n≤/r/nL/r/n0.30/r/n0.40/r/n0.350/r/n－/r/n0.40/r/n0.50/r/n操縱桿和軸/r/n2)/r/n6/r/n≤/r/nL/r/n＜/r/n12.5/r/n12.5/r/n≤/r/nL/r/n＜/r/n25/r/n25/r/n≤/r/nL/r/n0.30/r/n0.40/r/n0.50/r/n－/r/n0.40/r/n0.50/r/n帶滑動(dòng)軸承的轉(zhuǎn)軸/r/n3)/r/n6/r/n≤/r/nL/r/n＜/r/n12.5/r/n12.5/r/n≤/r/nL/r/n＜/r/n25/r/n25/r/n≤/r/nL/r/n＜/r/n40/r/n40/r/n≤/r/nL/r/n0.30/r/n0.40/r/n0.50/r/n0.60/r/n－/r/n0.40/r/n0.50/r/n0.60/r/n帶滑動(dòng)軸承的轉(zhuǎn)軸/r/n6/r/n≤/r/nL/r/n＜/r/n12.5/r/n12.5/r/n≤/r/nL/r/n＜/r/n25/r/n25/r/n≤/r/nL/r/n0.450/r/n0.60/r/n0.750/r/n－/r/n0.60/r/n0.750/r/n1/r/n）/r/n /r/n關(guān)于操縱桿、軸和轉(zhuǎn)軸，其間隙是指最大的直徑差。/r/n2）/r/n /r/n關(guān)于旋轉(zhuǎn)電機(jī)轉(zhuǎn)軸的最小單邊間隙應(yīng)不小于/r/n0.075mm/r/n。/r/n3）/r/n /r/n帶有滑動(dòng)軸承的隔爆軸承蓋的火焰通路長(zhǎng)度，當(dāng)轉(zhuǎn)軸直徑不大于/r/n25mm/r/n時(shí)，應(yīng)不小于轉(zhuǎn)軸直徑；當(dāng)轉(zhuǎn)軸直徑大于/r/n25mm/r/n時(shí)，應(yīng)不小于/r/n25mm/r/n。/r/n4/r/n）在確定帶油封槽的軸承蓋的火焰通路長(zhǎng)度，其油封槽部分不應(yīng)計(jì)算在內(nèi)/r/n。/r/n2/r/n.2.5/r/n螺紋隔爆結(jié)構(gòu)/r/n2.2.5./r/n1/r/n螺紋的公差配合不低于/r/nGB/T-9145/r/n的/r/n7H/8g/r/n，螺距不小于/r/n0.7mm/r/n。/r/n2.2.5./r/n2/r/n螺紋的最小嚙合扣數(shù)、最小軸向嚙合長(zhǎng)度符合表15的規(guī)定。/r/n表15/r/n/r/n螺紋的最小嚙合扣數(shù)、最小軸向嚙合長(zhǎng)度/r/n外殼凈容積/r/nV/r/ncm/r/n3/r/n最小軸向嚙合長(zhǎng)度/r/nmm/r/n最小嚙合扣數(shù)/r/nV/r/n≤/r/n100/r/n5.0/r/n5/r/nV/r/n＞/r/n100/r/n8.0/r/n2/r/n.2.6/r/n絕緣套管及增安型設(shè)備絕緣繞組極限溫度/r/n2/r/n.2.6.1/r/n絕緣套管在拆、接線中可能承受扭矩時(shí)，應(yīng)安裝牢固，保證所有部位不轉(zhuǎn)動(dòng)。能承受/r/nGB3836.1/r/n－/r/n2000/r/n中/r/n23.4.5/r/n規(guī)定的連接件扭轉(zhuǎn)試驗(yàn)。/r/n2/r/n.2.6.2/r/n絕緣套管應(yīng)采納吸濕性較小的材料制成。對(duì)電壓高于/r/n127V/r/n的電氣設(shè)備，不得采納酚醛塑料制品。/r/n2/r/n.2.6.3/r/n增安型電氣設(shè)備在額定運(yùn)行狀態(tài)時(shí)，絕緣繞組的極限溫度不超過(guò)表16的規(guī)定。/r/n表16/r/n/r/n絕緣繞組的極限溫度單位為攝氏度/r/n運(yùn)行/r/n方式/r/n繞組類型/r/n測(cè)量方法/r/n不同絕緣材料等級(jí)的極限溫度/r/nA/r/nE/r/nB/r/nF/r/nH/r/n額定運(yùn)行/r/n/r/n時(shí)/r/n所有絕緣繞組/r/n電阻法（/r/nR/r/n）/r/n溫度計(jì)法（/r/nT/r/n）/r/n90/r/n80/r/n105/r/n95/r/n110/r/n100/r/n130/r/n115/r/n155/r/n135/r/n單層絕緣繞組/r/n電阻法（/r/nR/r/n）/r/n溫度計(jì)法（/r/nT/r/n）/r/n95/r/n95/r/n110/r/n110/r/n120/r/n120/r/n130/r/n130/r/n155/r/n155/r/n2/r/n.2.7/r/n接地連接件/r/n2/r/n.2.7.1/r/n電氣設(shè)備的金屬外殼和鎧裝電纜的接線盒，必須設(shè)有外接地連接件，并標(biāo)志接地符號(hào)/r/n“/r/n〨/r/n”/r/n。移動(dòng)式電氣設(shè)備，可不設(shè)外接地連接件，但必須采納具有接地芯線或等效接地芯線的電纜。/r/n2/r/n.2.7/r/n.2/r/n設(shè)備接線空腔內(nèi)部須設(shè)有專用的內(nèi)接地連接件，并標(biāo)志接地符號(hào)/r/n“/r/n〨/r/n”/r/n（在電機(jī)車內(nèi)的電氣設(shè)備除外）。/r/n對(duì)不必接地（如雙重絕緣或加強(qiáng)絕緣的電氣設(shè)備）或不必附加接地的電氣設(shè)備（如金屬外殼上安裝金屬導(dǎo)管系統(tǒng)），可不設(shè)內(nèi)、外接地連接件。/r/n2/r/n.2.7.3/r/n內(nèi)、外接地連接件的直徑須符合下列規(guī)定：/r/n2/r/n.2.7.3/r/n.1當(dāng)導(dǎo)電芯線截面不大于/r/n35mm/r/n2/r/n時(shí)，應(yīng)與接線螺栓直徑相同。/r/n2/r/n.2.7.3/r/n./r/n2/r/n當(dāng)導(dǎo)電芯線截面大于/r/n35mm/r/n2/r/n時(shí)，應(yīng)不小于連接導(dǎo)電芯線截面一半的螺栓直徑，但至少等于連接/r/n35mm/r/n2/r/n芯線的螺栓直徑。/r/n2/r/n.2.7.3/r/n./r/n3/r/n外接線螺栓的規(guī)格，必須符合下列規(guī)定：/r/n2/r/n.2.7.3/r/n./r/n3/r/n.1功率大于/r/n10kW/r/n的設(shè)備，不小于/r/nM12/r/n。/r/n2/r/n.2.7.3/r/n./r/n3/r/n.2功率大于/r/n5kW/r/n至/r/n10kW/r/n的設(shè)備，不小于/r/nM10/r/n。/r/n2/r/n.2.7.3/r/n./r/n3/r/n.3功率大于/r/n250W/r/n至/r/n5kW/r/n的設(shè)備，不小于/r/nM8/r/n。/r/n2/r/n.2.7.3/r/n./r/n3/r/n.4功率不大于/r/n250W/r/n，且電流不大于/r/n5A/r/n的設(shè)備，不小于/r/nM6/r/n。/r/n2/r/n.2.7.3/r/n./r/n3/r/n.5本質(zhì)安全型設(shè)備和儀器儀表類外接地螺栓能壓緊接地芯線即可。/r/n2/r/n.2.7.3/r/n./r/n4/r/n接地連接件應(yīng)進(jìn)行電鍍防銹處理，其結(jié)構(gòu)能夠防止導(dǎo)線松動(dòng)、扭轉(zhuǎn)，且有效保持接觸壓力。/r/n2/r/n.2.7.3/r/n./r/n5/r/n接地連接件應(yīng)至少保證與一根導(dǎo)線可靠連接，導(dǎo)線截面積見(jiàn)表17。/r/n2/r/n.2.7.3/r/n./r/n6/r/n在連接件中被連接部分含輕金屬材料時(shí)，則應(yīng)采取專門的預(yù)防措施（例如鋼質(zhì)過(guò)渡件）。/r/n表17/r/n/r/n接地導(dǎo)線截面積/r/n主電路導(dǎo)線每相截面積/r/nS/r/nmm/r/n2/r/n對(duì)應(yīng)愛(ài)護(hù)線最小截面積/r/nS/r/nmm/r/n2/r/nS/r/n≤/r/n16/r/nS/r/n16/r/n＜/r/nS/r/n≤/r/n35/r/n16/r/nS/r/n＞/r/n35/r/n0.5S/r/n2/r/n.2.8/r/n接線/r/n2/r/n.2.8.1/r/n連接件和接地端子應(yīng)具有足夠的機(jī)械強(qiáng)度，并保證連接可靠，雖受溫度變化、振動(dòng)阻礙，也不應(yīng)發(fā)生接觸不良現(xiàn)象。/r/n2/r/n.2.8.2/r/n如采納鋁芯電纜，應(yīng)采納過(guò)渡接頭，以免發(fā)生電腐蝕。/r/n2/r/n.2.9/r/n隔爆設(shè)備的接線盒、增安型設(shè)備的電氣間隙及爬電距離/r/n隔爆設(shè)備的接線盒、增安型設(shè)備的電氣間隙及爬電距離應(yīng)符合下列規(guī)定。/r/n2/r/n.2.9.1/r/n不同電位的裸露導(dǎo)電部分之間的電氣間隙，應(yīng)符合表18的規(guī)定，對(duì)外部導(dǎo)線連接時(shí)其最小值為/r/n3mm/r/n。/r/n表18/r/n/r/n電氣間隙/r/n額定電壓/r/nV/r/n最小爬電距離/r/nmm/r/n最小電氣/r/n間隙/r/nmm/r/n材料級(jí)不/r/n/r/nⅠ/r/n1]/r/n/r/nⅡ/r/n1]/r/n/r/nⅢ/r/na/r/n1]/r/nU/r/n≤/r/n15/r/n1.6/r/n1.6/r/n1.6/r/n1.6/r/n15/r/n＜/r/nU/r/n≤/r/n30/r/n1.8/r/n1.8/r/n1.8/r/n1.8/r/n30/r/n＜/r/nU/r/n≤/r/n60/r/n2.1/r/n2.6/r/n3.4/r/n2.1/r/n60/r/n＜/r/nU/r/n≤/r/n110/r/n2.5/r/n3.2/r/n4/r/n2.5/r/n110/r/n＜/r/nU/r/n≤/r/n175/r/n3.2/r/n4/r/n5/r/n3.2/r/n175/r/n＜/r/nU/r/n≤/r/n275/r/n5/r/n6.3/r/n8/r/n5/r/n275/r/n＜/r/nU/r/n≤/r/n420/r/n8/r/n10/r/n12.5/r/n6/r/n420/r/n＜/r/nU/r/n≤/r/n550/r/n10/r/n12.5/r/n16/r/n8/r/n550/r/n＜/r/nU/r/n≤/r/n750/r/n12/r/n16/r/n20/r/n10/r/n750/r/n＜/r/nU/r/n≤/r/n1140/r/n22/r/n28/r/n34/r/n17/r/n1140/r/n＜/r/nU/r/n≤/r/n2200/r/n32/r/n36/r/n40/r/n30/r/n2200/r/n＜/r/nU/r/n≤/r/n3300/r/n40/r/n45/r/n50/r/n36/r/n3300/r/n＜/r/nU/r/n≤/r/n4200/r/n50/r/n56/r/n63/r/n44/r/n4200/r/n＜/r/nU/r/n≤/r/n5500/r/n63/r/n71/r/n80/r/n50/r/n5500/r/n＜/r/nU/r/n≤/r/n6600/r/n80/r/n90/r/n100/r/n60/r/n6600/r/n＜/r/nU/r/n≤/r/n8300/r/n100/r/n110/r/n125/r/n80/r/n8300/r/n＜/r/nU/r/n≤/r/n1100/r/n0/r/n125/r/n140/r/n160/r/n100/r/n注：/r/nⅠ/r/n、/r/nⅡ/r/n、/r/nⅢ/r/na/r/n是絕緣材料相比漏電起痕指數(shù)分級(jí)，其中/r/nⅠ/r/n為上釉的陶瓷、云母、玻璃、石英；/r/nⅡ/r/n為三聚腈胺石棉耐弧塑料、硅有機(jī)石棉耐弧塑料、不飽和聚酯團(tuán)料；/r/nⅢ/r/na/r/n為聚四氟乙烯塑料、三聚腈胺玻璃纖維塑料、表面用耐弧漆處理的環(huán)氧玻璃布板。/r/n2/r/n.2.9.2/r/n爬電距離/r/n不同電位的裸露導(dǎo)電部分之間的爬電距離必須符合表18的規(guī)定。外部導(dǎo)線連接時(shí)其最小值為/r/n3mm/r/n。/r/n2/r/n.2.10/r/n聯(lián)鎖裝置和警告/r/n2/r/n.2.10.1/r/n檢修后的礦用電氣設(shè)備，為確保其安全供電和防爆性能，必須實(shí)現(xiàn)兩防（防止擅自送電，擅自開蓋操作）保證非專用工具不能解除的聯(lián)鎖功能。礦用開關(guān)兩防鎖按/r/nJB/T10835-2008/r/n執(zhí)行。/r/n2/r/n.2.10.2/r/n當(dāng)設(shè)備外殼打開后的帶電部位，應(yīng)設(shè)/r/n“/r/n帶電/r/n”/r/n、/r/n“/r/n危險(xiǎn)/r/n”/r/n等字樣的警告標(biāo)志，或者在外殼的門和蓋醒目位置設(shè)置/r/n“/r/n嚴(yán)禁帶電開蓋/r/n”/r/n的警告標(biāo)志。/r/n2/r/n.2.11/r/n防爆外殼的修理/r/n必須按《煤礦防爆型電氣設(shè)備外殼修理規(guī)程》及/r/nGB3836.1/r/n3的規(guī)定執(zhí)行。/r/n3/r/n/r/n固定設(shè)備/r/n3/r/n.1/r/n礦井提升機(jī)/r/n3/r/n.1.1/r/n主軸裝置/r/n3/r/n.1.1.1/r/n主軸軸向水平度不得大于/r/n0./r/n0/r/n1/r/n％，三支座的軸以兩端軸頸水平為準(zhǔn)。/r/n軸承座的縱、橫向水平度不得大于/r/n0./r/n0/r/n2/r/n％。/r/n軸向竄量應(yīng)符合設(shè)備技術(shù)文件的要求。/r/n3/r/n.1.1.2/r/n檢修時(shí)主軸及制動(dòng)系統(tǒng)的傳動(dòng)桿件應(yīng)進(jìn)行無(wú)損探傷。/r/n3/r/n.1.1.3/r/n滾筒/r/n3/r/n.1.1.3.1/r/n滾筒的組合連接件，包括螺栓、鉚釘、鍵等必須緊固，輪轂與軸的配合必須嚴(yán)密，不得松動(dòng)。/r/n3/r/n.1.1.3.2/r/n滾筒的焊接部分，焊縫不得有氣孔、夾渣、裂紋或未焊滿等缺陷，焊后須消除內(nèi)應(yīng)力。/r/n3/r/n.1.1.3.3/r/n筒殼應(yīng)均勻地貼合在支輪上。螺栓固定處的接合面間不得有間隙，其余的接合面間隙不得大于/r/n0.5mm/r/n。兩半筒殼對(duì)口處不得有間隙，如有間隙需用電焊補(bǔ)平或加墊。/r/n3/r/n.1.1.3.4/r/n兩半支輪的結(jié)合面處應(yīng)對(duì)齊，并留有(/r/n1/r/n～/r/n2/r/n)/r/nmm/r/n間隙。對(duì)口處不得加墊。/r/n3/r/n.1.1.3.5/r/n滾筒組裝后，滾筒外徑對(duì)軸線的徑向圓跳動(dòng)不得大于表19的規(guī)定。/r/n表19/r/n/r/n滾筒外徑對(duì)軸線的徑向圓跳動(dòng)/r/n滾筒直徑，/r/nm/r/n2/r/n～/r/n2.5/r/n3/r/n～/r/n3.5/r/n4/r/n～/r/n5/r/n徑向圓跳動(dòng)。/r/nmm/r/n7/r/n10/r/n12/r/n3/r/n.1.1.3.6/r/n/r/n鋼絲繩繩頭在滾筒內(nèi)固定，必須用專用的卡繩裝置卡緊，且不得作銳角彎曲。/r/n3/r/n.1.1.3.7/r/n/r/n滾筒襯墊應(yīng)采納干燥的硬木（水曲柳、柞木或榆木等）或高耐磨性能材料（聚胺脂、/r/nPVC/r/n、鋼）制作，每塊襯墊的長(zhǎng)度與滾筒寬度相等，厚度不得小于鋼絲繩直徑的/r/n2.5/r/n倍。襯墊斷面應(yīng)為扇形，并貼緊在筒殼上。/r/n3/r/n.1.1.3.8/r/n/r/n固定襯墊的螺栓孔應(yīng)用同質(zhì)木塞或填料將沉孔填實(shí)并膠固。螺釘穿入部分的襯墊厚度不得小于繩徑的/r/n1.2/r/n倍。襯墊磨損到距螺栓頭端面/r/n5mm/r/n時(shí)應(yīng)更換襯墊。/r/n3/r/n.1.1.3.9/r/n/r/n滾筒襯墊的繩槽深度為鋼絲繩直徑的/r/n0.3/r/n倍，相鄰兩繩槽的中心距應(yīng)比鋼絲繩直徑大(/r/n2/r/n～/r/n3/r/n)/r/nmm/r/n。雙滾筒提升絞車兩滾筒繩槽底部直徑差不得大于/r/n2mm/r/n。/r/n3/r/n.1.1.3.10/r/n/r/n游動(dòng)滾筒襯套與軸的間隙應(yīng)符合本規(guī)范表/r/n2/r/n的規(guī)定。/r/n3/r/n.1.1.4/r/n/r/n離合器/r/n3/r/n.1.1.4.1/r/n/r/n游動(dòng)滾筒離合器必須能全部脫開或合上，其齒輪嚙合應(yīng)良好。/r/n3/r/n.1.1.4.2/r/n氣動(dòng)或液壓離合器的氣（油）缸動(dòng)作應(yīng)一致，不得漏氣或漏油。缸底與活塞間的最小間隙不得小于/r/n5mm/r/n。/r/n3/r/n.1.1.4.3/r/n采納手動(dòng)離合器時(shí)，離合器的連接和傳動(dòng)部分應(yīng)轉(zhuǎn)動(dòng)靈活，蝸輪副嚙合正確，不得有松動(dòng)現(xiàn)象。/r/n3/r/n.1.2/r/n制動(dòng)系統(tǒng)/r/n3/r/n.1.2.1/r/n塊式制動(dòng)器/r/n3/r/n.1.2.1.1/r/n制動(dòng)機(jī)構(gòu)各種傳動(dòng)桿件、活塞等必須靈活可靠，各節(jié)點(diǎn)銷軸不得松曠缺油。/r/n3/r/n.1.2.1.2/r/n閘瓦要固定牢靠，木質(zhì)閘瓦的木材要充分干燥，紋理要均勻，不得有節(jié)子。/r/n3/r/n.1.2.1.3/r/n制動(dòng)時(shí)閘瓦要與制動(dòng)輪接觸良好，各閘瓦接觸面積均不得小于/r/n60/r/n％。/r/n3/r/n.1.2.1.4/r/n松閘后，閘瓦與制動(dòng)輪間隙：平移式不得大于/r/n2mm/r/n，且上下相等，其誤差不超過(guò)/r/n0.3mm/r/n；角移式在閘瓦中心處不大于/r/n2.5mm/r/n。每副閘前后閘瓦間隙應(yīng)均勻相等。/r/n3/r/n.1.2.1.5/r/n松閘后，氣動(dòng)傳動(dòng)裝置工作缸的活塞與缸底應(yīng)有(/r/n3/r/n～/r/n10/r/n)/r/nmm/r/n間隙；保險(xiǎn)制動(dòng)時(shí)，保險(xiǎn)制動(dòng)缸的活塞與缸底間隙不得小于/r/n50mm/r/n。/r/n3/r/n.1.2.2/r/n盤式制動(dòng)器/r/n3/r/n.1.2.2.1/r/n同一副制動(dòng)閘兩閘瓦工作面的平行度不得超過(guò)/r/n0.5mm/r/n。/r/n3/r/n.1.2.2.2/r/n制動(dòng)時(shí)，閘瓦與制動(dòng)盤的接觸面積不得小于閘瓦面積的/r/n60/r/n％。/r/n3/r/n.1.2.2.3/r/n松閘后，閘瓦與制動(dòng)盤之間的間隙不大于/r/n2mm/r/n。/r/n3/r/n.1.2.3/r/n液壓站應(yīng)符合下列要求：/r/n3/r/n.1.2.3/r/n./r/n1/r/n殘壓應(yīng)符合表20的規(guī)定。/r/n表20液壓站殘壓?jiǎn)挝粸檎着?r/n設(shè)計(jì)壓力/r/n≤/r/n8/r/n＞8/r/n～/r/n18/r/n殘/r/n/r/n壓/r/n≤/r/n0.5/r/n≤/r/n1.0/r/n3/r/n.1.2.3/r/n./r/n2/r/n油壓應(yīng)穩(wěn)定，壓力振擺值不得大于表/r/n21/r/n的規(guī)定。/r/n表/r/n21/r/n壓力振擺值單位為兆帕/r/n設(shè)計(jì)壓力/r/n≤/r/n8/r/n＞/r/n8/r/n～/r/n16/r/n指示區(qū)間/r/n≤/r/n0.8P/r/nmax/r/n＞/r/n0.8Pmax/r/n≤/r/n0.8Pmax/r/n＞/r/n0.8Pmax/r/n壓力振擺值/r/n±0.2/r/n±0.4/r/n±0.3/r/n±0.6/r/n3/r/n.1.2.3/r/n./r/n3/r/n對(duì)應(yīng)同一操縱電流的制動(dòng)與松閘油壓值之差不得大于/r/n0.3M/r/nP/r/na/r/n。/r/n3/r/n.1.2.3/r/n./r/n4/r/n液壓站用油的性能應(yīng)符合表/r/n22/r/n的要求。/r