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择压法砂浆强度检测仪 砌筑砂浆强度推出仪

择压法砂浆强度检测仪根据行业标准JGJ/T234-2011用于检测建筑工程砌筑砂浆的抗压强度的检测仪器,具有数据准确直观。操作方便等特点。

  • 型号: ZY-1

  • 产品参数
  • 型号: ZY-1

一、产品简介:根据行业标准JGJ/T234-2011用于检测建筑工程砌筑砂浆的抗压强度的检测仪器,具有数据准确直观。操作方便等特点

I. Product introduction: According to the industry standard JGJ/T234-2011, it is used to detect the compressive strength of building engineering masonry mortar. It has accurate and intuitive data. Easy to operate, etc.


二、主要技术参数

★压力测试范围:0-5000N,显示单位:1N

★工作电压:220V

★工作温度:5-35℃建议在室温为10-30℃下使用

★重复性误差:≤±1%;

Second, the main technical parameters

★ Pressure test range: 0-5000N, display unit: 1N

★Working voltage: 220V

★ Working temperature: 5-35 ° C is recommended to use at room temperature of 10-30 ° C

★ Repeatability error: ≤ ± 1%;


三、择压仪应满足下列技术要求

★整体结构应有足够强度的刚度;

★择压仪用圆平压头的直径为(10±0.05)mm,额定行程不应小于18mm;

★择压仪应设有对中自动调平系统;

★择压仪的极限压力应为5000N;

★数显测读系统示值的A小分度值不应大于1N,且数显测读系统应具有峰值保持功能、断电保持功能和数据储存功能;

★测力系统的力值误差不应大于1N。

★择压仪的使用环境温度宜为5℃~35℃数显测读系统应在室内自然环境下使用和放置,严禁与水接触。

Third, the pressure gauge should meet the following technical requirements:

★ The overall structure should have sufficient strength stiffness;

★The diameter of the round flat head of the pressure selection instrument is (10±0.05)mm, and the rated stroke should not be less than 18mm;

★The pressure gauge should be equipped with a centering automatic leveling system;

★ The ultimate pressure of the pressure gauge should be 5000N;

★ The A small division value of the digital display reading system should not be greater than 1N, and the digital reading and reading system should have the peak hold function, the power off function and the data storage function;

★ The force value error of the force measurement system should not be greater than 1N.

★ The ambient temperature of the pressure gauge should be 5 °C ~ 35 °C. The digital reading system should be used and placed in the indoor natural environment. It is strictly prohibited to contact with water.


四、抽样方法应符合下列规定:

★检测对象为整栋建筑物或建筑物的一部分时,可将其划分为一个或若干份个独立的检测单元。对连续墙体划分检测单元时,每片墙的高度不宜大于3.5m,水平长度不宜大于6.0m。

★每一个检测单元内的墙体多于6片时,随机抽样的墙片数量不应少于6片;当一个检测单元内不多于6片时,每片墙匀应检测每片墙内至少应不止1个测区,当每片墙布置2个或2个以上侧区时,宜沿墙高均匀分布。当检测单元仅为单片墙时,测区不应少于2个。

★每个测区的面积宜为0.5m×0.5m。

★应随机在每个测区的水平灰缝内取出6个面积不小于30mm×30mm、厚度为8mm~16mm的砂浆片试样,其中1个应为备份试样,其余5个应为试验试样。试样的两面应相对平行。取得的试样应使用同一容器収置并编号入册。

★砂浆试验应在深入墙体表便20mm以内抽取,不应在独立砖柱或长度小于1m的墙体抽取,也不应在承重梁正下方的墙体上抽取。

Fourth, the sampling method should meet the following requirements:

★ When the test object is part of a whole building or building, it can be divided into one or several independent detection units. When dividing the detection unit into the continuous wall, the height of each wall should not be greater than 3.5m, and the horizontal length should not be greater than 6.0m.

★ When there are more than 6 walls in each detection unit, the number of randomly sampled wall sheets should not be less than 6; when there is no more than 6 pieces in one detection unit, each wall should be tested within each wall. At least one measuring area should be used. When each wall is arranged with 2 or more side areas, it should be evenly distributed along the wall height. When the detection unit is only a single wall, the measurement area should not be less than two.

★ The area of each survey area should be 0.5m × 0.5m.

★ Six mortar specimens with an area of not less than 30mm×30mm and a thickness of 8mm~16mm should be randomly taken in the horizontal gray seam of each survey area. One of them should be the backup sample, and the other five should be the test. kind. Both sides of the specimen should be relatively parallel. The obtained samples should be collected and numbered in the same container.

★The mortar test should be taken within 20mm of the wall surface. It should not be drawn on the independent brick column or the wall with the length less than 1m, nor should it be extracted on the wall directly under the load beam.


五、试件制作应符合下列规定:

★制作的试件A小中线性长度不应小于30mm;

★试件受压面应平整和无缺陷,对于不平整的受压面,可用砂纸打磨;

★试件表面的砂粒和浮沉应清除。

5. The production of test pieces shall meet the following requirements:

★ The linear length of the small center of the test piece A should not be less than 30mm;

★ The pressure surface of the test piece should be flat and free of defects. For the uneven pressure surface, it can be sanded with sandpaper;

★ The sand and floating sink on the surface of the test piece should be removed.


六、检测:

★砂浆试样应在自然干燥的状态下进行检测;当砂浆试样处于潮湿状态时,应自然晾干或烘干。

★砂浆试件的厚度应使用游标卡尺进行量测,测厚点应在择压作用面内,读数应精确至0.1mm,并应取3个不同部位厚度的平均值作为试件厚度。

★在择压仪的两个压头表面,应各贴一片厚度小于1mm、面积略大于圆平压头的薄橡胶垫。启动择压仪,应设置数显测读系统为峰值保持状态,并应确认计量单位为牛顿(N)。

★砂浆试件应垂直对中放置在择压仪的两个压头之间,压头作用面边缘至砂浆试件边缘的距离不宜小于10mm。

★对砂浆试件进行加荷试验时,加荷速率宜控制在每秒为预估破坏荷载的1/15~1/10,并应持续至试件破坏为止。择压荷载值应为砂浆试件破坏时择压仪数显测读系统显示的峰值,并应精确至1N.

Six, testing:

★The mortar sample should be tested under natural dry condition; when the mortar sample is in a wet state, it should be dried or dried naturally.

★The thickness of the mortar test piece should be measured with a vernier caliper. The thickness measurement point should be within the pressure selective action surface. The reading should be accurate to 0.1mm, and the average thickness of the three different parts should be taken as the thickness of the test piece.

★ On the surface of the two indenters of the pressure gauge, a thin rubber pad with a thickness less than 1mm and a slightly larger area than the round flat head should be attached. To start the pressure gauge, set the digital reading and reading system to the peak hold state, and confirm that the unit of measurement is Newton (N).

★The mortar test piece should be placed vertically between the two indenters of the pressure tester. The distance from the edge of the pressure head to the edge of the mortar test piece should not be less than 10mm.

★ When loading the mortar test piece, the loading rate should be controlled at 1/15~1/10 of the estimated damage load per second, and should continue until the test piece is destroyed. The value of the pressure selection load shall be the peak value displayed by the digital selective reading system of the pressure gauge when the mortar specimen is damaged, and shall be accurate to 1N.


择压法砂浆强度检测仪 砌筑砂浆强度推出仪
择压法砂浆强度检测仪根据行业标准JGJ/T234-2011用于检测建筑工程砌筑砂浆的抗压强度的检测仪器,具有数据准确直观。操作方便等特点。
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择压法砂浆强度检测仪 砌筑砂浆强度推出仪

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