十字板剪切试验

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1、十字板剪切试验TestingequipmentTestingequipmentincludes:1、pundinghost2、crossplatesplotTestingequipment：Testingequipmentincludes:1、pundinghost2、crossplatesplot3、purposetorsionsensor4、mesurementtorsioninstrument5、machinewhichapplytorsionandotherassistantequipmentPicture14-1principleofthevanesheartesta）crosspl

2、ateleafb）cylindersoilbodymadebycrossplateleafSpecificationofthecrossplate:thehighrectangletherectanglethedwarfingrectanglethediamondPlatewidthPlateheightPlatethicknessEdgeangleAxlediametreArearatioNowtherearetwokindsofthecrossplateshearinstrument:theopensteelringtypeandtheelectricmeasurementtype.1、T

3、heopensteelringcrossshearinginstrumentcanalsobecalledthemechanicaltypecrosstypeshearinginstrument.Itisacrossplateheadwhichuserotatingwormwheeltoinsertinthesoillayersandmeasuretheresistancemomentbyopensteelringwhichcanbeusedtocalculatetheshearstrengthofthesoil.2、Themaindifferencebetweentheelasticmeas

4、urementcrossshearinginstrumentandtheopensteelringonesisthattheyhavedifferentforcemeasuringequipment.theItuseresistancestraingauge、digitalforcemeasurementunitandelectronicpotentiometertomeasurethesheartorsionmoment.Ithasbeenprovedthattheelasticmeasurementcrossshearinginstrumentisportableflexibleandea

5、syoperationtheresultoftheexperimentisstabletoo.Themainpointoftheexperiment:1、Fortheopensteelringcrossshearinginstrument,thesteelringshouldbecheckedtwiceayear.2、Fortheelasticmeasurementcrossshearinginstrumentcheckingthesensor.Theapplicationofthevaneshearstrenthinengineering:1、Measuringthesensitivityo

6、fthesaturatedclay.2、Comfirmingthelocationoftheslidingsurfaceintheslopeorfoundation.3、Measuringthechangelawofthefoundationstrenth.