CN114264563B - 3.503J concrete resiliometer - Google Patents
3.503J concrete resiliometer Download PDFInfo
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- CN114264563B CN114264563B CN202111612629.8A CN202111612629A CN114264563B CN 114264563 B CN114264563 B CN 114264563B CN 202111612629 A CN202111612629 A CN 202111612629A CN 114264563 B CN114264563 B CN 114264563B
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- 238000001514 detection method Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
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Abstract
The invention belongs to the technical field of concrete resiliometers, and particularly relates to a 3.503J concrete resiliometer, which comprises a resiliometer body, wherein the resiliometer body comprises a shell, a striking rod, a striking hammer and a striking tension spring, a blind hole and a buffer spring are arranged in the striking rod, the total length of the striking rod is 116mm plus or minus 2mm, the mass of the striking hammer is 400g plus or minus 2g, the working length of the striking tension spring is 82mm plus or minus 0.2mm, the impact length of the striking tension spring is 90mm plus or minus 0.3mm, the rigidity coefficient of the striking tension spring is 865N/m plus or minus 0.3N/m, the depth of the blind hole is 92mm plus or minus 0.2mm, the spherical radius of the head end of the striking rod is 30mm plus or minus 1mm, and the 3.503J concrete resiliometer is provided, and the detection strength range is 10Mpa-100 Mpa, and the accuracy is very high.
Description
Technical Field
The invention belongs to the technical field of concrete resiliometers, and particularly relates to a 3.503J concrete resiliometer.
Background
The existing concrete resiliometer has several types of 2.207J, 4.5J, 5.5J and the like, the intensity of the 2.207J resiliometer under 40Mpa is accurate, the whole test value of the 4.5J is high, the whole test value is inaccurate, and the intensity of the 5.5J resiliometer under 60Mpa-100 Mpa is accurate, so that the existing concrete resiliometer has a certain inaccurate test area, and a resiliometer with a new specification needs to be developed to improve the test accuracy.
Disclosure of Invention
The invention provides a 3.503J concrete resiliometer which can solve the problems pointed out in the background technology.
The utility model provides a 3.503 joule concrete resiliometer, includes the resiliometer body, the resiliometer body includes casing, bullet hits pole, bullet hammer, bullet and hits the extension spring, be equipped with blind hole and buffer spring in the bullet hits the pole, the total length that the bullet hit the pole is 116mm + -2 mm, the mass that the bullet hammer is 400g + -2 g, the working length that the bullet hit the extension spring is 82mm + -0.2 mm, the impact length that the bullet hit the extension spring is 90mm + -0.3 mm, the rigidity coefficient that the bullet hit the extension spring is 865N/m + -0.3N/m, the blind hole degree of depth is 92mm + -0.2 mm, the sphere radius that the bullet hit the pole head end is 30mm + -1 mm.
Preferably, the rigidity coefficient of the buffer spring is 161.7 KN/m+/-0.2 KN/m.
The invention provides a 3.503J concrete resiliometer, the detection strength range is between 10Mpa and 100 Mpa, and the accuracy is very high.
Drawings
Figure 1 is a schematic view of the structure of the present invention,
Reference numerals illustrate:
reference numerals in the drawings: a housing 1; a flick rod 2; a spring hammer 3; striking the tension spring 4; a blind hole 5; and a buffer spring 6.
Detailed Description
One embodiment of the present invention will be described in detail below with reference to the attached drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.
Examples:
As shown in FIG. 1, the 3.503J concrete resiliometer provided by the embodiment of the invention comprises a resiliometer body, wherein the resiliometer body comprises a shell 1, a striking rod 2, a striking hammer 3 and a striking tension spring 4, a blind hole 5 and a buffer spring 6 are arranged in the striking rod 2, the total length of the striking rod 2 is 116mm plus or minus 2mm, the mass of the striking hammer 3 is 400g plus or minus 2g, the working length of the striking tension spring 4 is 82mm plus or minus 0.2mm, the impact length of the striking tension spring 4 is 90mm plus or minus 0.3mm, the rigidity coefficient of the striking tension spring 4 is 865N/m plus or minus 0.3N/m, the depth of the blind hole 5 is 92mm plus or minus 0.2mm, the spherical radius of the head end of the striking rod 2 is 30mm plus or minus 1mm, and the rigidity coefficient of the buffer spring 6 is 161.7 KN/m plus or minus 0.2 KN/m.
The resiliometer with the parameters is sent to a corresponding inspection and detection department, and the detection intensity range is between 10Mpa and 100 Mpa and the accuracy is very high after the test and the corresponding calculation, so that the 3.503J concrete resiliometer is obtained.
The foregoing disclosure is merely illustrative of some embodiments of the invention, but the embodiments are not limited thereto, and any variations that may be contemplated by one skilled in the art should fall within the scope of the invention.
Claims (1)
1. The utility model provides a 3.503 joule concrete resiliometer, includes the resiliometer body, the resiliometer body includes casing (1), bullet hit pole (2), bullet hammer (3), bullet hits extension spring (4), be equipped with blind hole (5) and buffer spring (6), its characterized in that in the bullet hit pole (2): the total length of the flicking rod (2) is 116mm plus or minus 2mm, the mass of the flicking hammer (3) is 400g plus or minus 2g, the working length of the flicking tension spring (4) is 82mm plus or minus 0.2mm, the impact length of the flicking tension spring (4) is 90mm plus or minus 0.3mm, the rigidity coefficient of the flicking tension spring (4) is 865N/m plus or minus 0.3 plus or minus N/m, the depth of the blind hole (5) is 92mm plus or minus 0.2mm, the spherical radius of the head end of the flicking rod (2) is 30mm plus or minus 1mm, and the rigidity coefficient of the buffer spring (6) is 161.7 KN/m plus or minus 0.2 KN/m.
Priority Applications (1)
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CN202111612629.8A CN114264563B (en) | 2021-12-27 | 2021-12-27 | 3.503J concrete resiliometer |
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CN202111612629.8A CN114264563B (en) | 2021-12-27 | 2021-12-27 | 3.503J concrete resiliometer |
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CN114264563A CN114264563A (en) | 2022-04-01 |
CN114264563B true CN114264563B (en) | 2024-05-03 |
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KR20120092966A (en) * | 2011-02-14 | 2012-08-22 | 박도경 | Digital measuring instrument of concrete strength |
CN202548023U (en) * | 2011-12-26 | 2012-11-21 | 舟山市博远科技开发有限公司 | High-strength concrete rebound hammer |
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CN204679359U (en) * | 2015-05-27 | 2015-09-30 | 武汉市瑞坤经济发展有限责任公司 | 4.5J high strength concrete resiliometer |
CN204758419U (en) * | 2015-07-15 | 2015-11-11 | 贵州省交通规划勘察设计研究院股份有限公司 | Can increase resiliometer that detects precision |
CN205593869U (en) * | 2016-05-17 | 2016-09-21 | 天津市津维电子仪表有限公司 | Novel concrete resiliometer excels in |
CN111024537A (en) * | 2019-08-08 | 2020-04-17 | 王苏徽 | Electromagnetic drive resiliometer |
CN111220450A (en) * | 2019-12-31 | 2020-06-02 | 云南大学 | Nondestructive detector for strength of lightweight aggregate concrete |
CN211877588U (en) * | 2019-12-24 | 2020-11-06 | 武汉联盟建筑混凝土有限公司 | Concrete durability check out test set |
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2021
- 2021-12-27 CN CN202111612629.8A patent/CN114264563B/en active Active
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CN101303329A (en) * | 2008-06-13 | 2008-11-12 | 东南大学 | Integrated strength testing method based on neural network technology |
KR20120092966A (en) * | 2011-02-14 | 2012-08-22 | 박도경 | Digital measuring instrument of concrete strength |
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CN103149104A (en) * | 2013-02-04 | 2013-06-12 | 中电投工程研究检测评定中心 | Strength detection device of structural member |
CN203705282U (en) * | 2013-12-12 | 2014-07-09 | 国家电网公司 | Labor-saving and efficient rebound instrument |
CN203949834U (en) * | 2013-12-13 | 2014-11-19 | 济南朗睿检测技术有限公司 | Integrated digital display high strength concrete resiliometer |
CN204630859U (en) * | 2015-04-28 | 2015-09-09 | 武汉市瑞坤经济发展有限责任公司 | 4.5 joules of high strength concrete resiliometers |
CN204679359U (en) * | 2015-05-27 | 2015-09-30 | 武汉市瑞坤经济发展有限责任公司 | 4.5J high strength concrete resiliometer |
CN204758419U (en) * | 2015-07-15 | 2015-11-11 | 贵州省交通规划勘察设计研究院股份有限公司 | Can increase resiliometer that detects precision |
CN205593869U (en) * | 2016-05-17 | 2016-09-21 | 天津市津维电子仪表有限公司 | Novel concrete resiliometer excels in |
CN111024537A (en) * | 2019-08-08 | 2020-04-17 | 王苏徽 | Electromagnetic drive resiliometer |
CN211877588U (en) * | 2019-12-24 | 2020-11-06 | 武汉联盟建筑混凝土有限公司 | Concrete durability check out test set |
CN111220450A (en) * | 2019-12-31 | 2020-06-02 | 云南大学 | Nondestructive detector for strength of lightweight aggregate concrete |
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