CN104408995A - Visual soil and structure interaction mechanical property experimental apparatus - Google Patents
Visual soil and structure interaction mechanical property experimental apparatus Download PDFInfo
- Publication number
- CN104408995A CN104408995A CN201410656358.XA CN201410656358A CN104408995A CN 104408995 A CN104408995 A CN 104408995A CN 201410656358 A CN201410656358 A CN 201410656358A CN 104408995 A CN104408995 A CN 104408995A
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- China
- Prior art keywords
- mechanical property
- soil
- structure interaction
- lower shoe
- guide rail
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/08—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for statics or dynamics
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
Abstract
The invention discloses a visual soil and structure interaction mechanical property experimental apparatus. The visual soil and structure interaction mechanical property experimental apparatus comprises a base, a frame, a guide rail, a stressed component and a plurality of hydraulic components, wherein the frame is arranged on the base, the guide rail is laid on the base and arranged in the frame, the stressed component is movably arranged on the guide rail, and the hydraulic components are arranged on the frame, can apply load acting force to the top and the two sides of the stressed component, and can convey the load acting force to an external data collector. The visual soil and structure interaction mechanical property experimental apparatus can be reused, digital shooting and microscopic observation shooting can be used through a glass observation window on the obverse side of the apparatus, and microscopic observation of the stress field, the strain field and a soil body is conducted on the soil body on the portion, making contact with a structure, of soil.
Description
Technical field
The present invention relates to experiment instrument, particularly one visual soil-structure interaction mechanical property experiment instrument.
Background technology
Along with China is high-rise, large-scale, the building of complex building, foundation stability is required that standard day by day improves, and ground opposite upper parts structure is mutually flexible, thus, the hypothesis of ground rigidity is no longer set up, when project organization, just must consider the INTERACTION PROBLEMS of the soil body and structure, the two is integrally carried out coupling analysis.Soil-structure interaction model is divided into quiet interaction and dynamic interaction, and choose reasonable foundation model is very important problem in Combined Action Analysis.It not only directly affects the distribution of subgrade reaction and the sedimentation on basis, and affects the internal forces distribution distribution of ground and superstructure.Therefore, in Combined Action Analysis, first must understand the applicable elements of various foundation model, the foundation model of selection must meet the foundation property in relatively analyzed place.
Summary of the invention
The object of this invention is to provide a kind of visual soil-structure interaction mechanical property experiment instrument, this experiment instrument can be reused, digital filming, microscopic observation can be used to take by the glass observation window in instrument front, the thin sight that the soil body that is native and works contact site carries out stress field, strain field and the soil body is observed.
In order to realize above object, the present invention is achieved by the following technical solutions:
A kind of visual soil-structure interaction mechanical property experiment instrument, is characterized in, comprises:
Base;
Be arranged on the framework on base;
Be laid on the guide rail on base, described guide rail is arranged in framework;
Stressed member, it is movably arranged on guide rail;
Several hydraulic units, it arranges on framework, to the top of stressed member and dual-side imposed load acting force, and can be delivered to by load force on outside data acquisition unit.
Described stressed member comprises:
Lower shoe, it is arranged on guide rail;
Upper plate, it is positioned at lower shoe top;
Be arranged on 4 blocks of side plates between lower shoe and upper plate, mutually vertical between two blocks of adjacent side plates;
Described lower shoe, upper plate and side plate form spatial accommodation, are used for filling the soil body.
Described hydraulic unit is 3;
Hydraulic unit described in one of them is vertically set on upper plate;
Two other hydraulic unit is horizontally disposed with, and withstands two blocks of adjacent side plates respectively.
Described hydraulic unit comprises the load transducer and load oil cylinder that are connected successively; Upper plate or the side plate of described load transducer input end and stressed member are connected.
This experiment instrument also comprises:
Horizontal drive oil cylinder, it drives lower shoe;
Displacement transducer, it is arranged on above lower shoe, and is connected with the data acquisition unit of outside.
Described side plate offers a view window, and described view window is arranged on the relative side of one of them horizontally disposed hydraulic unit.
The present invention compared with prior art, has the following advantages:
The present invention can reuse, and digital filming, microscopic observation can be used to take by the glass observation window in instrument front, observes thin sight that the soil body that is native and works contact site carries out stress field, strain field and the soil body.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of visual soil-structure interaction mechanical property experiment instrument of the present invention;
Fig. 2 is mechanics principle figure of the present invention.
Embodiment
Below in conjunction with accompanying drawing, by describing a preferably specific embodiment in detail, the present invention is further elaborated.
As shown in Figure 1, a kind of visual soil-structure interaction mechanical property experiment instrument, comprises: base 1; Be arranged on the framework 2 on base 1; Be laid on the guide rail 3 on base 1, described guide rail 3 is arranged in framework 2; Stressed member, it is movably arranged on guide rail 3; 3 hydraulic units, it arranges on framework 2, to the top of stressed member and dual-side imposed load acting force, and can be delivered to by load force on outside data acquisition unit 6.
Stressed member comprises: lower shoe 41, and it is arranged on guides 3; Upper plate 42, it is positioned at lower shoe 41 top; Be arranged on 4 blocks of side plates 3 between lower shoe 41 and upper plate 42, mutually vertical between two blocks of adjacent side plates 43; Described lower shoe 41, upper plate 42 and side plate 43 form spatial accommodation, are used for filling the soil body.
In 3 hydraulic units, one of them hydraulic unit is vertically set on upper plate 42; Two other hydraulic unit is horizontally disposed with, and withstands two blocks of adjacent side plates 43 respectively.
It is the sensor of prior art that hydraulic unit comprises this load transducer of load transducer 51(be connected successively, adopts model to be the load transducer of BB11/CLF-H6 in the present embodiment) and load oil cylinder 52; Upper plate 42 or the side plate 43 of described load transducer input end and stressed member are connected.
This experiment instrument also comprises: horizontal drive oil cylinder 7, and it drives lower shoe 41; This displacement transducer of displacement transducer 8(is the sensor of prior art, adopts model to be the load transducer of B WF03-LWF-100-A1 in the present embodiment), it is arranged on above lower shoe 41, and is connected with the data acquisition unit 6 of outside.
Described side plate 43 offers a view window 431, and described view window 431 is arranged on the relative side of one of them horizontally disposed hydraulic unit.
As shown in Figure 2, determining Fx by applying x to side plate 3 to horizontal force, obtaining the change of x direction force; Y is applied to side plate 3 and determines Fy to horizontal force, obtain the change of y side's upward force; Vertical force is applied to upper plate 42 and determines Fz.Obtain the change of z side's upward force; The power of all directions is measured by load transducer 51, and gone out stress σ x, σ y, the σ z in the x, y, z direction that soil sample in model casing is subject to by each side of model casing, upper plate areal calculation, to lower shoe apply along x-axis positive and negative to speed v determination works bear cyclic load.Digital filming, microscopic observation can be used to take by the view window 431 in instrument front, the thin sight that the soil body that is native and works contact site carries out stress field, strain field and the soil body is observed.
In sum, a kind of visual soil-structure interaction mechanical property experiment instrument of the present invention, can reuse, digital filming, microscopic observation can be used to take by the glass observation window in instrument front, the thin sight that the soil body that is native and works contact site carries out stress field, strain field and the soil body is observed.
Although content of the present invention has done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.After those skilled in the art have read foregoing, for multiple amendment of the present invention and substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (6)
1. a visual soil-structure interaction mechanical property experiment instrument, is characterized in that, comprise:
Base (1);
Be arranged on the framework (2) on base (1);
Be laid on the guide rail (3) on base (1), described guide rail (3) is arranged in framework (2);
Stressed member, it is movably arranged on guide rail (3);
Several hydraulic units, it arranges on framework (2), to the top of stressed member and dual-side imposed load acting force, and can be delivered to by load force on outside data acquisition unit (6).
2. visual soil-structure interaction mechanical property experiment instrument as claimed in claim 1, it is characterized in that, described stressed member comprises:
Lower shoe (41), it is arranged on guide rail (3);
Upper plate (42), it is positioned at lower shoe (41) top;
Be arranged on 4 pieces of side plates (43) between lower shoe (41) and upper plate (42), mutually vertical between two pieces of adjacent side plates (43);
Described lower shoe (41), upper plate (42) and side plate (43) form spatial accommodation, are used for filling the soil body.
3. visual soil-structure interaction mechanical property experiment instrument as claimed in claim 2, it is characterized in that, described hydraulic unit is 3;
Hydraulic unit described in one of them is vertically set on upper plate (42);
Two other hydraulic unit is horizontally disposed with, and withstands two pieces of adjacent side plates (43) respectively.
4. visual soil-structure interaction mechanical property experiment instrument as claimed in claim 2, is characterized in that, described hydraulic unit comprises the load transducer (51) and load oil cylinder (52) that are connected successively; Upper plate (42) or the side plate (43) of described load transducer input end and stressed member are connected.
5. visual soil-structure interaction mechanical property experiment instrument as claimed in claim 2, is characterized in that, also comprise:
Horizontal drive oil cylinder (7), it drives lower shoe (41);
Displacement transducer (8), it is arranged on lower shoe (41) top, and is connected with the data acquisition unit (6) of outside.
6. visual soil-structure interaction mechanical property experiment instrument as claimed in claim 3, it is characterized in that, described side plate (43) offers a view window (431), and described view window (431) is arranged on the relative side of one of them horizontally disposed hydraulic unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410656358.XA CN104408995A (en) | 2014-11-18 | 2014-11-18 | Visual soil and structure interaction mechanical property experimental apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410656358.XA CN104408995A (en) | 2014-11-18 | 2014-11-18 | Visual soil and structure interaction mechanical property experimental apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104408995A true CN104408995A (en) | 2015-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201410656358.XA Pending CN104408995A (en) | 2014-11-18 | 2014-11-18 | Visual soil and structure interaction mechanical property experimental apparatus |
Country Status (1)
| Country | Link |
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| CN (1) | CN104408995A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300876A (en) * | 2015-11-07 | 2016-02-03 | 北京工业大学 | Self-balancing type test device for interaction between embedded pipeline and soil mass |
| CN107192811A (en) * | 2017-05-05 | 2017-09-22 | 哈尔滨工业大学深圳研究生院 | A kind of latent erosion visual measuring device of level of large deformation totally-enclosed |
| CN108051304A (en) * | 2017-12-27 | 2018-05-18 | 河北保定城乡建设集团有限责任公司 | A kind of experimental provision and experimental method at multifunction three-dimensional visual structure interface |
| CN109187183A (en) * | 2018-08-30 | 2019-01-11 | 中国矿业大学 | A kind of pilot system of works by ground stretching action |
| CN110376063A (en) * | 2019-07-22 | 2019-10-25 | 山东华鉴工程检测有限公司 | One kind being used for load-bearing structure periphery land movement field measurement experimental rig and method |
| CN112081576A (en) * | 2020-09-14 | 2020-12-15 | 西南石油大学 | Visual continuous pressurization reaction unit based on plc control |
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| CN204270560U (en) * | 2014-11-18 | 2015-04-15 | 上海海事大学 | A kind of visual soil-structure interaction mechanical property experiment instrument |
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| FR2981489B3 (en) * | 2011-10-12 | 2014-02-28 | Kamel Benmrad | MODEL FOR TESTING THE EFFORTS OF COMPRESSION AND FLEXION OF A MATERIAL. READING THE PRESSURE EXERCISED BY THE SYRINGE PISTON BY A MANOMETER |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105300876A (en) * | 2015-11-07 | 2016-02-03 | 北京工业大学 | Self-balancing type test device for interaction between embedded pipeline and soil mass |
| CN107192811A (en) * | 2017-05-05 | 2017-09-22 | 哈尔滨工业大学深圳研究生院 | A kind of latent erosion visual measuring device of level of large deformation totally-enclosed |
| CN107192811B (en) * | 2017-05-05 | 2019-11-15 | 哈尔滨工业大学深圳研究生院 | A kind of latent erosion visual measuring device of the level of large deformation totally-enclosed |
| CN108051304A (en) * | 2017-12-27 | 2018-05-18 | 河北保定城乡建设集团有限责任公司 | A kind of experimental provision and experimental method at multifunction three-dimensional visual structure interface |
| CN109187183A (en) * | 2018-08-30 | 2019-01-11 | 中国矿业大学 | A kind of pilot system of works by ground stretching action |
| CN109187183B (en) * | 2018-08-30 | 2020-07-03 | 中国矿业大学 | Test system for foundation tensile effect of structure |
| CN110376063A (en) * | 2019-07-22 | 2019-10-25 | 山东华鉴工程检测有限公司 | One kind being used for load-bearing structure periphery land movement field measurement experimental rig and method |
| CN112081576A (en) * | 2020-09-14 | 2020-12-15 | 西南石油大学 | Visual continuous pressurization reaction unit based on plc control |
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Application publication date: 20150311 |