RU2013101284A - INSTALLATION FOR EVALUATING THE FATIGUE OF ASPHALT CONCRETE DURING CYCLIC DYNAMIC INFLUENCES - Google Patents
INSTALLATION FOR EVALUATING THE FATIGUE OF ASPHALT CONCRETE DURING CYCLIC DYNAMIC INFLUENCES Download PDFInfo
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- RU2013101284A RU2013101284A RU2013101284/28A RU2013101284A RU2013101284A RU 2013101284 A RU2013101284 A RU 2013101284A RU 2013101284/28 A RU2013101284/28 A RU 2013101284/28A RU 2013101284 A RU2013101284 A RU 2013101284A RU 2013101284 A RU2013101284 A RU 2013101284A
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- asphalt concrete
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- cyclic dynamic
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Abstract
1. Установка для оценки усталости асфальтобетона при циклических динамических воздействиях, содержащая каркас, подъемный стол, выполненный с возможностью изменения высоты, узел позиционирования балки-образца, узел нагружения балки-образца, выполненный с возможностью приложения циклической динамической нагрузки и возможностью измерения перемещений и нагружающего усилия, содержащий шатунно-ползунный механизм, отличающаяся тем, что узел позиционирования балки-образца содержит зажимные захваты, установленные по концам балки-образца параллельно поперечной оси симметрии каркаса, и промежуточное упругое основание, выполненное виде емкости, заполненной модельным грунтом с возможностью плотного контактирования с обращенной к нему плоскостью балки-образца, при этом нагружающий элемент узла нагружения балки-образца выполнен с возможностью его позиционирования в середине балки-образца.2. Установка для оценки усталости асфальтобетона при циклических динамических воздействиях по п.1, в которой измерения нагружающего усилия выполняют с помощью датчика усилия в виде балки равного сопротивления.3. Установка для оценки усталости асфальтобетона при циклических динамических воздействиях по п.1, в которой измерения перемещений выполняют с помощью тензорезисторов и пружин, причем свободные концы пружин закреплены на каркасе.4. Установка для оценки усталости асфальтобетона при циклических динамических воздействиях по п.1, в которой для изменения высоты подъемного стола используют винтовую пару.5. Установка для оценки усталости асфальтобетона при циклических динамических воздействиях по п.1, которая дополнительн�1. Installation for assessing fatigue of asphalt concrete under cyclic dynamic influences, comprising a frame, a lifting table made with the possibility of changing the height, a node for positioning the beam specimen, a node for loading the beam specimen, made with the possibility of applying a cyclic dynamic load and the ability to measure displacements and loading forces comprising a connecting rod-slider mechanism, characterized in that the positioning unit of the sample beam contains clamping grips installed at the ends of the sample beam parallel to the transverse axis of symmetry of the frame, and an intermediate elastic base made in the form of a container filled with model soil with the possibility of tight contact with the plane of the sample beam facing it, while the loading element of the loading unit of the sample beam is made with the possibility of its positioning in the middle of the sample beam .2. Installation for assessing fatigue of asphalt concrete under cyclic dynamic effects according to claim 1, in which the measurement of the loading force is performed using a force sensor in the form of a beam of equal resistance. The apparatus for assessing fatigue of asphalt concrete under cyclic dynamic influences according to claim 1, wherein the displacements are measured using strain gauges and springs, the free ends of the springs being fixed to the frame. Installation for assessing fatigue of asphalt concrete under cyclic dynamic effects according to claim 1, in which a screw pair is used to change the height of the lifting table. Installation for assessing fatigue of asphalt concrete under cyclic dynamic effects according to claim 1, which is additional�
Claims (5)
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Application Number | Priority Date | Filing Date | Title |
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RU2013101284/28A RU2523057C1 (en) | 2013-01-10 | 2013-01-10 | Device for fatigue assessment of asphalt concrete under cyclic dynamic impacts |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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RU2013101284/28A RU2523057C1 (en) | 2013-01-10 | 2013-01-10 | Device for fatigue assessment of asphalt concrete under cyclic dynamic impacts |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
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RU2011135092/28A Division RU2483290C2 (en) | 2011-08-22 | 2011-08-22 | Method to assess fatigue of asphalt concrete under cyclic dynamic loads |
Publications (2)
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RU2523057C1 RU2523057C1 (en) | 2014-07-20 |
RU2013101284A true RU2013101284A (en) | 2014-07-20 |
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RU2013101284/28A RU2523057C1 (en) | 2013-01-10 | 2013-01-10 | Device for fatigue assessment of asphalt concrete under cyclic dynamic impacts |
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RU (1) | RU2523057C1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111624119A (en) * | 2020-06-04 | 2020-09-04 | 浙江省交通运输科学研究院 | Method for evaluating high-modulus asphalt concrete fatigue resistance performance under simulation of high-temperature rainy conditions |
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Publication number | Priority date | Publication date | Assignee | Title |
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SU1339442A1 (en) * | 1986-04-16 | 1987-09-23 | Московский Автомобильно-Дорожный Институт | Device for checking quality of building materials |
RU2131599C1 (en) * | 1996-12-06 | 1999-06-10 | Ставропольский государственный технический университет | Process of nondestructive inspection of quality of finished concrete articles |
US7331242B2 (en) * | 2002-08-23 | 2008-02-19 | Ohio University | System for testing paving materials |
RU2299417C2 (en) * | 2005-07-12 | 2007-05-20 | Сергей Константинович Илиополов | Mode of evaluation of fatigue of asphalt concrete at cyclical dynamic impacts |
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