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混凝土成型用标准振动台校验方法 [复制链接]

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项目o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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技术要求o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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校验数据o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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结果o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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新的o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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外观与工作性状检验o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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振动台面尺寸o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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1000±5mmo¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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振动频率o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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50±3HZo¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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50±3HZo¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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振动振幅o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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0.5mmo¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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0.5mmo¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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结论o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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校验人:                                         复核人:o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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校验日期:                                                                  o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

1#

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。o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

一、总则o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

      混凝土成型用标准振动台系用于按GB/T50081-2002GBJ82-1985中成型混凝土试件时的专用设备。o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

二、技术要求o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

1、应有铭牌,其中包括制造厂、型号、规格出厂编号与日期。o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

2、外表面应平整光洁,振动平稳,声音正常,台面应水平。o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

3、电气部件绝缘性能应良好。o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

4、基座与基础用地脚螺栓固定。o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

5、振动台面尺寸:1000×1000±5mmo¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

6、振动频率:50±3HZo¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

7、空载时的有效振幅为0.5±0.1mmo¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

三、校验用标准器具o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

8、二级测振仪;o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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92m长钢卷尺,分度值1mmo¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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四、校验方法o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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(一)外观与工作状态校验o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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10、用感官和启动试验检查,要符合1234条规定。o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

(二)技术参数校验方法:o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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11、用钢卷尺测量振动台面的尺寸。o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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12、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12点,后测34点。所测4个点均应符合第67条的要求。o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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13、振动频率可根据电机转速测定,也可以采用测振仪测定。 o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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五、校验结果评定o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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14、新振动台必须全部符合技术要求。o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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15、使用中的振动台应符合67条技术要求。o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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16、校验周期壹年。o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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六、附录o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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校验附录表o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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混凝土成型用标准振动台校验记录表o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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仪器编号:                                               校验编号:o¾ü½g–bbs.3c3t.com\ÅÒ͆kJ(©

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