DWZ型组合式单体液压支柱研究与应用王秀娟

CoalMineMachineryVol.40No.08Aug.20194008201908doi:10.13436/j.mkjx.2019080450。：→→→。，。，。，DWZ，、、、、。1，。、DWX、DWQ、DNDWS。20152000。（1）2080，、，。，，，，。（2）DWXDWX，4/5，1/5，，。、、。、、、，、DWZ*，，，（，266590）：，DWX。、、；DWX、。DWZ，DWZ、、。DWZ、、、、、、。DWZ。：；DWZ；：TD355.3：B：1003－0794（2019）08－0135－03ResearchandApplicationofDWZTypeCombinedSingleHydraulicPropWangXiujuan，LiuLimin，ZhangMengyao，LiYang(CollegeofMiningandSafetyEngineering，ShandongUniversityofScienceandTechnology，Qingdao266590，China）Abstract:Atpresent,thesinglehydraulicpropsofminesincludepistontypeandDWXsuspensiontype.Thepistonsinglehydraulicprophasthedisadvantagesoflargeweight,smallworkingresistanceandhighgroutingheight.TheDWXsuspensiontypesinglehydraulicprophasthedisadvantagesofhighcostanddifficultmaintenance.AnewtypeofDWZcombinedsinglehydraulicpropwasdeveloped.Thetechnicalcharacteristics,technicalparametersandstrengthrequirementsoftheDWZserieswereanalyzed.TheDWZcombinedsinglehydraulicprophastheadvantagesoflightweight,lowcost,highworkingresistance,lowgroutingheight,convenientproptaking,easyhandling,simpleassemblyandeasymaintenance.TheDWZcombinedsinglehydraulicprophasbeensuccessfullyappliedinAnjucoalmineofJiningmininggrouptotheadvancedcontrolroofstratainthegateway.Keywords:singlehydraulicprop；DWZtypecombination；technicalparameters*（2018GSF116006）1354008Vol.40No.08DWZ———，。DWX，，、、。2DWZ、、、、DWX、、，DWZ，1。1DWZ2.1DWZ1。2，准89mm×8mm3，准92mm×10mm4。23准89mm×8mm4准92mm×10mm2.2（1）、DWXDWZ2500mm、2800mm、3500mm2。2、DWXDWZ2500mm、DWXDWZ58kg、58kg、54kg；2800mm、DWXDWZ70kg、64kg、54kg；3500mm、DWXDWZ82kg、76kg、54kg。DWZ，。（2）、DWXDWZ2500mm、2800mm、3500mm3。3、DWXDWZ2500mmDWXDWZ1DWZ/mm5500520050004800450042004000380035003200300028002500/kN300300300300300300300300300300300300300/MPa38.238.238.238.238.238.238.238.238.238.238.238.238.2/kN118~157118~157118~157118~157118~157118~157118~157118~157118~157118~157118~157118~157118~157/MPa15~2015~2015~2015~2015~2015~2015~2015~2015~2015~2015~2015~2015~20/mm5500520050004800450042004000380035003200300028002500/mm1640/47401640/44401640/42401640/40401640/37401640/36401640/32401205/31501205/28101205/25101205/23101205/21101205/1810/mm800800800800800800800690690690690690690准/mm100100100100100100100100100100100100100/kg65656565656565545454545454/m/kg3.3/59.43.0/54.02.8/50.42.6/46.82.3/41.42.0/36.01.8/32.42.2/39.61.9/34.21.6/28.81.4/25.21.2/21.60.9/16.2/kg124.4119.0115.4111.8106.4101.097.493.688.282.879.275.670.2GB647916Mn/MPa490～670/MPa≥320/％≥21/J≥47（）/MPa998.0～1364.0/MPa≥651.0/％≥21/J≥47（）/MPa1218.0～1664.0/MPa≥804.0/％≥21/J≥47/kg/mm2500mm2800mm3500mm9080706050403020100300025002000150010005000..DWX.DWZ2500mm2800mm3500mm..DWX.DWZ136495mm、235mm；2800mmDWXDWZ795mm、405mm；3500mmDWXDWZ1405mm、775mm。DWZ，。（3）DWZ2500mm、2800mm、3500mm4。4DWZ2500mm、2800mm、3500mmDWZ50kN、50kN、100kN。DWZ，。（4），、DWXDWZ1400～1500、1500～1600、1100～1200，DWZDWX40%，30%。2.3DWZ，、、、，、；DWX、、，，，，。2.4DWZ。，，，。3（1）DWX；（2）DWZ，、，DWZ，、、、，；（3）DWZ。：［1］,.ZH1600-09/17ZL［J］.,2014,35(3):142-145.［2］,,,.［J］.,2013,34(4):27-29.［3］,,.DWX［J］.,2014,35(10):83-86.［4］.［J］.,2015,36(6):206-208.［5］,.DW28［J］.,2014,35(9):127-128.［6］,.DW25［J］.,2012,33(11):175-176.［7］,,,.［J］.,2018,39(11):136-137.：（1996-），，，，，：[e-mail].：：2019－04－25/kN4008Vol.40No.08DWZ———，350300250200150100500..DWZ2500mm2800mm3500mm137