CN202814813U - Shear test apparatus for concrete - Google Patents
Shear test apparatus for concrete Download PDFInfo
- Publication number
- CN202814813U CN202814813U CN 201220502456 CN201220502456U CN202814813U CN 202814813 U CN202814813 U CN 202814813U CN 201220502456 CN201220502456 CN 201220502456 CN 201220502456 U CN201220502456 U CN 201220502456U CN 202814813 U CN202814813 U CN 202814813U
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- oil cylinder
- concrete
- casing
- fixedly connected
- pressure oil
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- Expired - Lifetime
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Abstract
The utility model relates to a shear test apparatus for concrete, which comprises an upper shear box, a lower shear box, a vertical pressure oil cylinder, a horizontal pressure oil cylinder, a vertical frame and a base, wherein the moving end of the vertical pressure oil cylinder is fixedly connected with the upper shear box, the moving end of the horizontal pressure oil cylinder is fixedly connected with the lower shear box, and a displacement scale is arranged between the upper shear box and the lower shear box. When the shear test apparatus is used, concrete is poured in a box space formed by the upper shear box and the lower shear box through a concrete pouring gate arranged at the upper end of the upper shear box, and after the concrete is completely coagulated and combined, through loading transverse and longitudinal stable pressures, the concrete moves and deforms, so that the shear force of the concrete can be measured through metering data of a pressure gauge and the displacement scale.
Description
Technical field
The utility model relates to a kind of concrete strength experimental facilities, particularly a kind of concrete shear test instrument.
Background technology
Concrete is the necessary a kind of materials of industry such as present building, and the quality of concrete bond quality directly can have influence on the quality of whole engineering, does a judge in order to give concrete binding ability, and we just need to measure concrete shear resistance.Some shear instrument when loading horizontal and longitudinal force at present, can't keep constant pressure, tend to cause the failure of an experiment, can't finish experimentation.
The utility model content
Technical problem to be solved in the utility model provides a kind of simple in structure, and volume is little, and is lightweight, is easy to carry, and can loads the stable concrete shear test instrument that laterally reaches longitudinal force.
For solving the problems of the technologies described above, the utility model is realized as follows: concrete shear test instrument described in the utility model comprises shearing casing, down cut casing, vertical pressure oil cylinder, horizontal pressure force oil cylinder, stand and base; The moved end of described vertical pressure oil cylinder is fixedly connected with upper shearing casing, and the fixed end of vertical pressure oil cylinder is fixedly connected on the upper end of stand, and the oil inlet pipe a end of vertical pressure oil cylinder is provided with the vertical load tensimeter; Be provided with the vertically-guided groove on the sidewall of described stand, the clamping boss that arranges on the upper shearing wall box is connected in the vertically-guided groove, moves up and down along the vertically-guided groove; The moved end of described horizontal pressure force oil cylinder is fixedly connected with the down cut casing, and the fixed end of horizontal pressure force oil cylinder is fixedly connected on the sidewall outside of stand, and the oil inlet pipe b end of horizontal pressure force oil cylinder is provided with the horizontal load tensimeter; Be provided with the displacement graduation apparatus between described down cut casing and the upper shearing casing, the lower end of down cut casing is provided with the slip roller bearing, and it can slide in the slide rail that is arranged at the base upper end.
Described upper shearing casing upper end is provided with concrete pouring gate.
Good effect of the present utility model: concrete shear test instrument described in the utility model is reasonable in design, and compact conformation has solved at the trial, loads the stable problem that laterally reaches longitudinal force; The one-piece construction volume is little, and is lightweight, and easily install at the scene.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is structural representation of the present utility model
Fig. 2 is shearing synoptic diagram of the present utility model
Among the figure, 1 vertical load tensimeter, 2 oil inlet pipe a, 3 vertical pressure oil cylinders, 4 flowline a, 5 vertically-guided grooves, 6 stands, 7 oil inlet pipe b, 8 horizontal load tensimeters, 9 concrete pouring gates are sheared casing, 11 displacement graduation apparatus on 10,12 down cut casings, 13 slide rails, 14 horizontal pressure force oil cylinders, 15 slip roller bearings, 16 bases.
Embodiment
As shown in Figure 1, the moved end of its vertical pressure oil cylinder 3 of concrete shear test instrument described in the utility model is fixedly connected with upper shearing casing 10, the fixed end of vertical pressure oil cylinder 3 is fixedly connected on the upper end of stand 6, the clamping boss that arranges on upper shearing casing 10 sidewalls is connected in the vertically-guided groove 5 of stand 6, can drive upper shearing casing 10 by vertical pressure oil cylinder 3 moves up and down along vertically-guided groove 5, the oil inlet pipe a2 end of vertical pressure oil cylinder 3 is provided with vertical load tensimeter 1, also be provided with flowline a4 on the vertical pressure oil cylinder 3, by calculating the pressure size that can obtain loading on upper shearing casing 10; The moved end of horizontal pressure force oil cylinder 14 is fixedly connected with down cut casing 12, the fixed end of horizontal pressure force oil cylinder 14 is fixedly connected on the sidewall outside of stand 6, the slip roller bearing 15 that down cut casing 12 lower ends arrange can drive down cut casing 12 by horizontal pressure force oil cylinder 14 and horizontally slip in the slide rail 13 interior slips of base 16 upper ends; The oil inlet pipe b7 end of horizontal pressure force oil cylinder 14 is provided with horizontal load tensimeter 8, by calculating the pressure size that can obtain loading on down cut casing 12; Be provided with displacement graduation apparatus 11 between described down cut casing 12 and the upper shearing casing 10, can measure the displacement of concrete on the shearing force direction.
In use, by upper shearing casing 10 upper ends be provided with concrete pouring gate 9 concreting in the cabinet space that upper shearing casing 10 and down cut casing 12 consist of, treat that concrete fully solidifies after the combination, laterally reach longitudinally steady pressure by loading, so that concrete movement and deformation, as shown in Figure 2, thus can calculate concrete shearing force by the continuous data of tensimeter and displacement graduation apparatus 11.
Claims (2)
1. a concrete shear test instrument is characterized in that: comprise shearing casing, down cut casing, vertical pressure oil cylinder, horizontal pressure force oil cylinder, stand and base; The moved end of described vertical pressure oil cylinder is fixedly connected with upper shearing casing, and the fixed end of vertical pressure oil cylinder is fixedly connected on the upper end of stand, and the oil inlet pipe a end of vertical pressure oil cylinder is provided with the vertical load tensimeter; Be provided with the vertically-guided groove on the sidewall of described stand, the clamping boss that arranges on the upper shearing wall box is connected in the vertically-guided groove, moves up and down along the vertically-guided groove; The moved end of described horizontal pressure force oil cylinder is fixedly connected with the down cut casing, and the fixed end of horizontal pressure force oil cylinder is fixedly connected on the sidewall outside of stand, and the oil inlet pipe b end of horizontal pressure force oil cylinder is provided with the horizontal load tensimeter; Be provided with the displacement graduation apparatus between described down cut casing and the upper shearing casing, the lower end of down cut casing is provided with the slip roller bearing, and it can slide in the slide rail that is arranged at the base upper end.
2. concrete shear test instrument according to claim 1 is characterized in that: be provided with concrete pouring gate on the described upper shearing casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220502456 CN202814813U (en) | 2012-09-28 | 2012-09-28 | Shear test apparatus for concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220502456 CN202814813U (en) | 2012-09-28 | 2012-09-28 | Shear test apparatus for concrete |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202814813U true CN202814813U (en) | 2013-03-20 |
Family
ID=47873672
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220502456 Expired - Lifetime CN202814813U (en) | 2012-09-28 | 2012-09-28 | Shear test apparatus for concrete |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202814813U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103411820A (en) * | 2013-08-21 | 2013-11-27 | 王金仓 | Multi-azimuth synchronous load testing machine and control method thereof |
| CN103558147A (en) * | 2013-11-08 | 2014-02-05 | 山东大学 | Vertical loading device and method under combined actions of horizontal load and vertical load |
| CN105181482A (en) * | 2015-09-15 | 2015-12-23 | 中国科学院武汉岩土力学研究所 | Multifunctional rock shearing test testing device and testing method thereof |
| CN111458238A (en) * | 2020-04-09 | 2020-07-28 | 中南林业科技大学 | Assembled rock-soil body slope in-situ direct shear test device and method |
| CN114839049A (en) * | 2022-04-06 | 2022-08-02 | 珠江水利委员会珠江水利科学研究院 | Concrete and rock cement face shear failure process visualization device in-situ direct shear test |
-
2012
- 2012-09-28 CN CN 201220502456 patent/CN202814813U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103411820A (en) * | 2013-08-21 | 2013-11-27 | 王金仓 | Multi-azimuth synchronous load testing machine and control method thereof |
| CN103411820B (en) * | 2013-08-21 | 2015-09-30 | 王金仓 | Multi-faceted Simultaneous Load testing machine and control method thereof |
| CN103558147A (en) * | 2013-11-08 | 2014-02-05 | 山东大学 | Vertical loading device and method under combined actions of horizontal load and vertical load |
| CN103558147B (en) * | 2013-11-08 | 2015-09-02 | 山东大学 | Vertical loading device and method under horizontal loading and vertical load acting in conjunction |
| CN105181482A (en) * | 2015-09-15 | 2015-12-23 | 中国科学院武汉岩土力学研究所 | Multifunctional rock shearing test testing device and testing method thereof |
| CN105181482B (en) * | 2015-09-15 | 2018-02-27 | 中国科学院武汉岩土力学研究所 | The multi-functional shearing experiment test device of rock and its method of testing |
| CN111458238A (en) * | 2020-04-09 | 2020-07-28 | 中南林业科技大学 | Assembled rock-soil body slope in-situ direct shear test device and method |
| CN111458238B (en) * | 2020-04-09 | 2023-06-09 | 中南林业科技大学 | Assembled rock-soil body slope in-situ direct shear test device and method |
| CN114839049A (en) * | 2022-04-06 | 2022-08-02 | 珠江水利委员会珠江水利科学研究院 | Concrete and rock cement face shear failure process visualization device in-situ direct shear test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130320 |
|
| CX01 | Expiry of patent term |