本方法适用于新制的,使用中的及检修后的混凝土成型用振动台的校验。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb一、总则=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb 混凝土成型用标准振动台系用于按GB/T50081-2002、GBJ82-1985中成型混凝土试件时的专用设备。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb二、技术要求=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb1、应有铭牌,其中包括制造厂、型号、规格出厂编号与日期。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb2、外表面应平整光洁,振动平稳,声音正常,台面应水平。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb3、电气部件绝缘性能应良好。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb4、基座与基础用地脚螺栓固定。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb5、振动台面尺寸:1000×1000±5mm。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb6、振动频率:50±3HZ。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb7、空载时的有效振幅为0.5±0.1mm。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb三、校验用标准器具=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb8、二级测振仪;=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb9、2m长钢卷尺,分度值1mm。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb四、校验方法=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb(一)外观与工作状态校验=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb10、用感官和启动试验检查,要符合1、2、3、4条规定。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb(二)技术参数校验方法:=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb11、用钢卷尺测量振动台面的尺寸。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb12、用测振仪测振动台面的频率与有效振幅时,应待振动台振动平稳后测,测振点布置在振动台的四周边,共4点(如图一所示)如不能同时测四个点时,至少要同时测2个点。先测1、2点,后测3、4点。所测4个点均应符合第6、7条的要求。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb13、振动频率可根据电机转速测定,也可以采用测振仪测定。 =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb五、校验结果评定=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb14、新振动台必须全部符合技术要求。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb15、使用中的振动台应符合6、7条技术要求。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb16、校验周期壹年。=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb六、附录=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb校验附录表=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb混凝土成型用标准振动台校验记录表=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb仪器编号: 校验编号:=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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项目=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
技术要求=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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校验数据=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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结果=Ñ(p²sq¨bbs.3c3t.com^7··Ïb |
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新的=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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使用中的=Ñ(p²sq¨bbs.3c3t.com^7··Ïb |
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外观与工作性状检验=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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振动台面尺寸=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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长1000±5mm=Ñ(p²sq¨bbs.3c3t.com^7··Ïb =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
宽1000±5mm=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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振动频率=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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50±3HZ=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
=Ñ(p²sq¨bbs.3c3t.com^7··Ïb
50±3HZ=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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振动振幅=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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0.5mm=Ñ(p²sq¨bbs.3c3t.com^7··Ïb =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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0.5mm=Ñ(p²sq¨bbs.3c3t.com^7··Ïb =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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1=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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2=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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3=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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4=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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结论=Ñ(p²sq¨bbs.3c3t.com^7··Ïb | =Ñ(p²sq¨bbs.3c3t.com^7··Ïb
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校验人: 复核人:=Ñ(p²sq¨bbs.3c3t.com^7··Ïb |
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校验日期: 年 月 日=Ñ(p²sq¨bbs.3c3t.com^7··Ïb |
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