电磁铁使用说明书

1、目录nde1、基本原理和使用条件Basicprincipleandoperatingconditions2、产品型号及含义Modelsandcontents3、用途及使用范围Usageandapplicablerange4、结构及特点Structureandcharacteristic5、电气性能Electricalproperty6、型号、技术参数与外形尺寸图Models,technicaldata,andoveralldimensiondrawing7、使用注意事项Cautions8、保养及维修Maintenanceandservice .基本原理和使用条件Basicprinciplean

2、doperatingconditions基本原理Basicprinciple电磁铁工作时，电源及控制设备向电磁铁供给直流电，电磁铁内部产生强大的磁场，通过壳体磁路和工作气隙对被吸物产生强大磁力而达到搬运物料的目的。Whenelectromagnetworks,thepowersourceandthecontrollingdevicesupplydirectcurrenttotheelectromagnet.Astrongmagneticfieldwillbegeneratedinsidetheelectromagnet,themagneticfieldgivesenoughstrongmagn

3、eticforceonthematerialthroughtheshellmagneticcircuitandtheoperatingclearancetoliftthebulkmaterial.使用条件usingconditions使用地点的海拔高度不超过2000m。Notmorethanelevationof2000m周围空气温度：Surroundingairtemperature常温型：不高于+40，不低于-20。Normaltemperaturetype-20+40高温型：不高于+50，不低于-20。Hightemperaturetype:nomorethan+50,nolesstha

4、n-20周围工作环境无爆炸危险和不含有腐蚀性气体的环境中。Noexplosivedangerousorcorrosivegasaroundthemagnet.周围环境相对温度不大于85%。Therelativehumidityisnotmorethan85%户外、户内均可使用。Bothoutdoorsandindoors.产品型号说明:ModelDesignationsMW辅助规格代号：QS表示潜水型1表示常温型2表示高温型75”表示高频型派生代号：L”表示铝材T”表示铜导线基本规格代号：圆形电磁铁表示直径（cm）方形电磁铁表示长X宽（cm）系列代号：5为圆形结构61为椭圆结构类组代号：直流起

5、重电磁铁MWWorfrequencyMWSubsidiaryspecificationscode：“1Standsfornormaltemperaturetype“2Standsforhightemperaturetype“QS”Standsfordivingtype-75”StandsforhighfrequencytypeDerivedCode：“L”AluminiumconductingwireTCopperconductingwireBasicspecificationscode:Standsfordiameter(cm)(roundelectromagnet)OrlengthXwid

6、th(cm)(squareelectromagnet)SeriescodeTypecode:DCliftingelectromagnet辅助规格代号：“G”表示高温型派生代号基本规格代号，表示电磁铁超重能力（t）设计序号MW1Subsidiaryspecificationscode:“G”standsforhightemperaturetypeDerivedcodeBasicspecificationcode:Meantheelectromagnetexcessab(ti)tySeriescodeTypecode:liftingelectromagnet注:MW1MW1Subsidiarysp

7、ecificationscode:“G”standsforhightemperaturetypeDerivedcodeBasicspecificationcode:Meantheelectromagnetexcessab(ti)tySeriescodeTypecode:liftingelectromagnet注:MW1系列起重电磁铁散料型产品使用说明书同MW5系歹列。electromagnetmanualisthesameaMWtheeriesTheMW1serieslifting3.用途及使用范围Usageandapplicablerange3.1用途Usage该系列电磁铁广泛应用于冶金、铸

8、造、机械制造、交通运输等部门，与起重设备配套，作为装卸搬运生铁、废钢等铁磁性物料之用。Thisserieselectromagnetiswidelyappliedtometallurgy,casting,machinemanufacture,transportationandsono,formingcompletesetwithliftingequipmentequipmentstocarryoutloadingandhandlingthemagneticmaterialsuchaspigironsandscrapsteel.3.2适用范围Applicablerange本起重电磁铁适用于直流额

9、定工作电压为220丫，常温型起重电磁铁被吸物表面温度100以下，高温型起重电磁铁被吸物温度600以下。Thisliftingelectromagnetissuitabletothedirectcurrentfixedworkingvoltageis220V,thenormaltemperatureliftingelectromagnetbytheattachedmaterialssurfacetemperature100below,hightemperatureliftingelectromagnetstheattachedmaterialstemperatureisbelow600.结构及特

10、点Structureandcharacteristic结构structure起重电磁铁的磁路由钟盖、内外磁极、铁芯和被吸物构成。Themagneticcircuitofliftingelectromagnetconsistsofbellcover,innerandoutermagneticpole,ironcoreandtheheldmaterials.线圈放置在由钟盖、非磁性保护板构成的密封容器中，且用绝缘胶固定。Themagneticcoilwillbeputintoairtightcontainermadeofbellcover,non-magneticprotectingplatewi

11、thinsulationrubberfixed.整体采用焊接结构。Thewholeframeworkusestheweldingstructure高温电磁铁采用了双层辐射式特殊隔热结构。Thehightemperatureelectromagnethasusedthedouble-deckedradiationspecialheatinsulationstructure潜水电磁铁整体采用气密试验后的焊接结构，出线盒进行了特殊的密封处理，出厂前进行了模拟试验。Theunderwatertypeusesbrazingstructurethroughairtighteningtest,outlete

12、nclosurehasbeenmadespecialtreatmentforsealingwithsimulatedtryoutbeforedelivery.特点Characteristics采用了导磁性能及加工性能良好的优质电工铸钢或低碳钢作为磁路的导磁物。Adoptingelectriccastingsteelorlowcarbonsteelwithexcellentmagneticconductivityandwellfinishedperformanceastheconductortothemagneticcircuit.线圈的材料一般为铝材，绝缘性能及耐热性能优良。Thecoilma

13、terialisgenerallythealuminummaterial,theinsulatingabilityandtheheat-resistingperformanceisfine高频、高温电磁铁在保证与同一规格的常温电磁铁有相同起吊能力的同时，略增加自重而降低功耗。Thehighfrequencyandhightemperaturetypewillbeguaranteedtohavethesameliftingcapacityasthenormaltemperaturetypeaswellasminimizingworkconsumption,thoughitjustincrease

14、muchself-weight.采用全密封结构，有较好的防潮性能。Usetheentiresealstructurewithgoodmoisture-proofperformance.潜水电磁铁可潜入水中使用，有优良的防水性能。Theunderwatertypewithgoodwater-proofcapabilitywhensubmerged4.2.6散热、隔热性能良好，安全可靠、使用寿命长。Goodheatradiationandinsulation.safe,reliableanddurableifoperatingincorrectway.电气性能Theelectricalproper

15、ty电磁铁的工作状态为反复短时工作制，基本型电磁铁通电持续率为50%，高频电磁铁通电持续率为75%，一个周期为10分钟。即：TD%=tp/（tp+tn）100%Electromagnetoperatesinrepeatedlyshort-timeworkingmode.BasictypeofelectromagnetkeepsDCenergizedconditionsustainingrateabout50%.highfrequencytypekeepsDCenergizedconditionsustainingrateabout75%.Thatis:（dutycycle）TD%=（tp+tn

16、）100%tp为工作时间，tn为休止时间。Viz：TD%=tp/（tp+tn）100%“tp”isworktime，“tn”isstoptime。即电磁铁从通电吊起钢料送到目的地，到释放被吸物的整个一段时间为工作时间tp,返回原来位置的时间为休止时间tn,一个周期是工作与休止时间之和。”tp”meanstheelectromagnetoperatingtimefrombeingenergizedtoliftthematerialtothedestinationandtoreleasemagneticforcefromthehandledmaterials.”tn”meanstheidletim

17、etheelectromagnetreturnstohomeposition.Onecycleidtheoperatingtimeplusidletime.5.2在额定工作电压和通电持续率为50%、75%时的间歇工作情况下，电磁铁线圈的稳定温升不能超过允许温升值。Thestabletemperatureincreaseoftheelectromagnetcoilshallnotexceedallowancevalueundertheconditionofratedworkingvoltageabout50%andcurrentenergizingratioabout75%.电磁铁可采用电压励磁

18、和强励磁、过励磁三种方式，但强励磁电压不超过290V,时间不超过10秒；过励磁电压不超过350V,励磁时间不超过8秒；采用强励磁和过励磁电压可提高电磁铁的起吊能力。Thevoltageexcitation,thestrongexcitationandtheoverexcitationcanbeadoptedontheconditionthatthestrongexcitationvoltagedoesnotsurpass290V,within10seconds,theoverexcitationvoltagedoesnotsurpass350Vwithin8seconds.Thestronge

19、xcitationandtheoverexcitationvoltagecanenhancetheliftingability.定电工作50%（75%）定电工作50%（75%）一个压励磁方式休止10秒_强励磁方式-q工作休止50%（25%、周期一）50%（75%）r一个50%（25%）、周期一8秒_n工作休止50%（75%）.一个50%（25%）、周期_过励磁方式Workstop10s50%（75%）50%（25%）Workstop10s50%（75%）50%（25%）AperiodRatedvoltagemode*1mode“QS”Standsfordivingtype.电磁铁在使用过程中，

20、请按如下5”检修表通行h保养ency维修。MakeDerivedCode：Makeisinuse.maintenanceandcheckaccordinmetWndunduf眺lowingtableswhenelectromagnetisinuse.检验部分检验项目T检验周期tingelectJ低于标准应采取的助措施线圈对壳体绝缘电阻3个月低于1M。时通电干燥或返厂维修出线盒受潮后低于1M。通电干燥出线盒接线端子3个月松动应重新装配；烧损应更换线圈直流电阻206个月彳低于标准值的10%应返厂维修电缆绞扭3个月绞扭时应放松外伤轻度外伤应修补；拉断应更换链条磨损6个月小于原直径的90%应更换吊耳焊缝3个月有裂纹应补焊磁极外观1年磨损缺陷低于原尺寸5mm修补或更换焊接焊缝3个月有裂纹应修补Basicspecificationscode:Standsfordiameter(cm)(round起重电磁铁獴养及检修表tromagnet)Theliftingelectromagnet行main