CN102393354A - Intelligent soil engineering shear rheometer - Google Patents
Intelligent soil engineering shear rheometer Download PDFInfo
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- CN102393354A CN102393354A CN2011103212408A CN201110321240A CN102393354A CN 102393354 A CN102393354 A CN 102393354A CN 2011103212408 A CN2011103212408 A CN 2011103212408A CN 201110321240 A CN201110321240 A CN 201110321240A CN 102393354 A CN102393354 A CN 102393354A
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Abstract
The invention relates to the field of experiment test instrument of a soil engineering material of geotechnical engineering and in particular relates to an intelligent soil engineering shear rheometer. The rheometer consists of an experiment platform, a loading system, a data acquisition system and a data processing system, wherein the experiment platform ensures the horizontality and stability of an experiment test; the loading system consists of a vertical loading system and a horizontal loading system, and realizes the loading through weights to ensure the load accuracy; the data acquisition system consists of a displacement meter and a tension sensor, has a relatively high accuracy, transmits and receives a data signal in a wireless manner, and ensures remote processing and monitoring of an experiment; and the data processing system realizes the functions of real-time automatic acquisition, storage, display and processing of data through software development. Compared with the prior art, the intelligent soil engineering shear rheometer provided by the invention has simple operation steps and relatively high experiment accuracy, realizes remote operation, and has a relatively high degree of intellectualization and relatively great application values for a soil engineering rheological test experiment.
Description
Technical field
The present invention relates to a kind of experiment test instrument of Geotechnical Engineering geotechnique material, especially relate to the geotechnological shear rheology appearance of a kind of intelligence.
Background technology
Rock-soil material is under external force and engineering-environment influence, and the mechanical behavior of most appearance and time correlation is if receive the variation of stress field, temperature field or seepage field simultaneously; Perhaps influence each other each other, can cause the variation in soil body rheology deformation path and distortion to be quickened, engineering project disaster finally takes place; For example rubble flow, landslide and landslides etc. bring very big harm for Human's production and life, therefore; The rheological properties and the rule thereof of further investigation rock-soil material; Be the important project applied research in rock-soil mechanics field content, and present geotechnique shears instrument always, have characteristics such as operation steps complicacy, measuring accuracy are lower, data acquisition and processing (DAP) difficulty; Be difficult to satisfy the work of long-time rock-soil material rheology shearing test; Therefore, need a kind of intelligent ground shearing test instrument, to satisfy the test job of at present a large amount of rock-soil materials.
Literature search through to prior art finds that license CN 101498650B discloses a kind of five-ganged rock uniaxle rheometer, and its characteristic only is used in the test of rock uniaxial rheology; Because there is not shear box; The ground shear rheology can't be tested, and can't be determined at rheometer test under the bidirectional load effect, because power is provided by motor; For long-time soil body rheometer test constant payload values can't be provided; Its data software can't provide the data automatic time to handle and warning function, therefore, needs the geotechnological shear rheology appearance that bidirectional load effect, testing precision and intelligent degree are higher.
Summary of the invention
The object of the invention is exactly to shear the deficiency that instrument exists to existing geotechnological material, provides a kind of intelligence geotechnological shear rheology appearance, can realize that measuring accuracy is high, and the experimental implementation step is simple, and data are transmitted and function such as processing automatically.
The object of the invention can be realized through following technical scheme: the geotechnological shear rheology appearance of a kind of intelligence, comprise experiment porch, loading system, data acquisition system (DAS) and data handling system four parts, and it is characterized in that:
Described experiment porch includes the bracing frame that steel column and girder steel are formed by connecting, and the horizontal steel plate paving on this bracing frame;
Described loading system comprises that vertical loading system and level are to loading system; Described vertical loading system comprises vertical track, vertical pallet and vertical counterweight, and described level comprises bearing plate, goes up shear box, down cut box, horizontal slip track, soft wire rope, pulley, level tray and horizontal counterweight to loading system, and described vertical pallet is positioned on the vertical track; Described vertical counterweight is positioned on the vertical pallet; Described vertical pallet withstands bearing plate, and described horizontal slip track is arranged on the horizontal steel plate, and described down cut box is arranged on the horizontal slip track; Described upward shear box aligns with the down cut box and is connected to form shear box; Place the soil body in the shear box, apply vertical load through bearing plate soil body in shear box, described soft wire rope connects down cut box and level tray respectively through pulley; Described horizontal counterweight is placed on the level tray, applies horizontal loading;
Described data acquisition system (DAS) comprises displacement meter, pulling force sensor, wireless launcher, wireless transceiver and computing machine; Described displacement meter is connected with the down cut box; Described pulling force sensor is arranged between down cut box and the soft wire rope; Described displacement meter is connected wireless launcher with pulling force sensor, and described wireless transceiver is connected with computing machine;
Described data handling system shows the displacement and the payload data of data acquisition system (DAS) collection automatically, and is kept in the computing machine, provides displacement time curve figure respectively, for given soil body shear force, realizes the automatic early-warning function.
Described steel column and girder steel are welded into bracing frame, and with its on the welding of horizontal steel plate, guarantee the horizontality of steel plate and the stability of experiment porch.
Described vertical loading system also comprises vertical supports, and described vertical supports is fixed on the horizontal steel plate.
Described displacement meter one end is connected with the down cut box, and the other end is fixed on the vertical supports.
Described level also comprises horizontal top to loading system, and described horizontal top is arranged between vertical supports and the last shear box.
Described data handling system can realize teleprocessing and monitoring function.
During operation, realize through following steps:
(1) steel column, girder steel and horizontal steel plate are connected, are combined as experiment porch, will test loading system and the experiment porch surface-welding is firm;
The soil body that (2) will be used to test is put into shear box; Bearing plate is positioned over shear box; Shear box, bearing plate and soil body integral body are positioned on the horizontal rail, then vertical pallet are positioned over vertical track, and the lower end is placed the compression plate top; On vertical pallet, place counterweight, apply vertical load;
(3) the down cut box is connected with pulling force sensor, soft wire rope is walked around pulley with level tray and is connected, and wire rope is connected with pulling force sensor, on pallet, places counterweight, applies horizontal shear force;
(4) displacement meter is arranged in the down cut box, and displacement meter is linked to each other with wireless launcher with pulling force sensor, transceiver is linked to each other with computing machine, utilization software directly carries out ground shear rheology test data collection and processing.
Compared with prior art, the present invention has the following advantages:
(1) the experiment test step is simple, only needs the soil body is positioned in the shear box, and other equipment are correctly connected, and can experimentize, and obtain the higher experimental data of degree of accuracy;
(2) experimental precision is higher, and horizontal shift is 0.01 millimeter, and pulling force is 0.01 newton, and vertical and level adopts the Weight gravity load application to load, can guarantee the accuracy and the continuation of load;
(3) the intelligent degree of the present invention is higher, can realize data automatic collecting, preservation and processing, and reports to the police automatically etc., can unmanned in the experimentation;
(4) take wireless transmitting system, can realize remote observation, check and handle the experiment situation.
Description of drawings
Fig. 1 is the present invention's intelligence boxshear apparatus synoptic diagram.
Wherein: 1 is vertical supports, and 2 is vertical track, and 3 is vertical counterweight, and 4 is vertical pallet, and 5 is displacement meter; 6 is bearing plate, and 7 is last shear box, and 8 is the down cut box, and 9 is pulling force sensor, and 10 is horizontal rail; 11 is soft wire rope, and 12 is pulley, and 13 is horizontal steel plate, and 14 is steel column; 15 be level to pallet, 16 is horizontal top, 17 is girder steel, 18 is horizontal counterweight.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated: present embodiment provided detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment being to implement under the prerequisite with technical scheme of the present invention.
As shown in Figure 1, the geotechnological shear rheology appearance of a kind of intelligence comprises experiment porch, loading system, data acquisition system (DAS) and data handling system four parts, it is characterized in that:
Described experiment porch includes the bracing frame that steel column 14 and girder steel 17 are welded, and horizontal steel plate 13 pavings of welding on this bracing frame, guarantees the horizontality of steel plate and the stability of experiment porch;
Described loading system comprises vertical loading system and level to loading system, and described vertical loading system comprises vertical supports 1, vertical track 2, vertical pallet 4 and vertical counterweight 3, and described level comprises bearing plate 6, goes up shear box 7, down cut box 8, horizontal slip track 10, soft wire rope 11, pulley 12, level tray 15, horizontal top 16 and horizontal counterweight 18 to loading system; Described vertical supports 1 is fixed on the horizontal steel plate 13, and described vertical track 2 is arranged on vertical supports 1, and described vertical pallet 4 is positioned on the vertical track 2; Described vertical counterweight 3 is positioned on the vertical pallet 4; Described vertical pallet 4 withstands bearing plate 6, and described horizontal slip track 10 is arranged on the horizontal steel plate 13, and described down cut box 8 is arranged on the horizontal slip track 10; Described horizontal top 16 is arranged between vertical supports 1 and the last shear box 7; Described upward shear box 7 aligns with down cut box 8 and is connected to form shear box, places the soil body in this shear box, applies vertical load through bearing plate 6 soil body in shear box; Described soft wire rope 11 is walked around pulley 12 with level tray 15 and is connected; Soft wire rope 11 1 ends are connected with down cut box 8 through displacement meter 5, and described horizontal counterweight 18 is placed on the level tray 15, applies horizontal loading;
Described data acquisition system (DAS) comprises displacement meter 5, pulling force sensor 9, wireless launcher, wireless transceiver and computing machine; Described displacement meter 5 one ends are connected with down cut box 8; The other end is fixed on the vertical supports 1; Described pulling force sensor 9 is arranged between down cut box 8 and the soft wire rope 11, and described displacement meter 5 is connected with wireless launcher with pulling force sensor 9, and described wireless transceiver is connected with computing machine;
Described data handling system shows the displacement and the payload data of data acquisition system (DAS) collection automatically; And be kept in the computer documents folder; Provide displacement time curve figure respectively,, realize automatic early-warning function, teleprocessing and monitoring function for given soil body shear force.
When experimentizing test, may further comprise the steps through the geotechnological shear rheology appearance of above-mentioned intelligence:
(1) vertical supports 1 and horizontal rail 10 are fixed on the horizontal steel plate 13; To go up shear box 7 and 8 alignment of down cut box, in shear box, put into the soil body that need make an experiment, bearing plate 6 will be put into soil body top; And its integral body is placed on the horizontal rail 10; At this moment, horizontal top 16 is withstood shear box 7 just, accomplishes the preliminary work of test;
(2) vertical pallet 4 is positioned in the vertical track 2, pallet 4 lower end circular steel capitals to apply vertical uniform load q, according to the test design vertical uniform load q, apply vertical counterweight 3 according to design load on bearing plate 6, accomplish the work that applies of vertical load;
(3) soft wire rope 11 is walked around pulley 12 and be connected to pallet 15 with level with pulling force sensor 9 respectively, confirm the horizontal counterweight 18 that needs apply, accomplish the work that applies of horizontal loading according to the horizontal shear force design load;
(4) displacement meter 5 is fixing with vertical supports 1; Displacement meter 5 is reserved with certain compressed value; And withstand down cut box 8, to measure soil body shear displacemant value, displacement meter 5 is connected with wireless launcher with pulling force sensor 9; Wireless transceiver is linked to each other with computing machine, accomplish the test for data collecting work;
(5) through VB Programming with Pascal Language software; Realized the following processing capacity of experimental data: displacement and payload data can show automatically and be kept in the computer documents folder; Provide displacement time curve figure respectively; For given soil body shear force, can realize the automatic early-warning function, accomplish the automatic work of treatment of test figure.
Can find out that by the above embodiments this intelligent shear rheology appearance can be realized the higher function of higher, the simple to operate and intelligent degree of test figure degree of accuracy.
Claims (6)
1. the geotechnological shear rheology appearance of intelligence comprises experiment porch, loading system, data acquisition system (DAS) and data handling system four parts, it is characterized in that:
Described experiment porch includes the bracing frame that steel column and girder steel are formed by connecting, and the horizontal steel plate paving on this bracing frame;
Described loading system comprises that vertical loading system and level are to loading system; Described vertical loading system comprises vertical track, vertical pallet and vertical counterweight, and described level comprises bearing plate, goes up shear box, down cut box, horizontal slip track, soft wire rope, pulley, level tray and horizontal counterweight to loading system, and described vertical pallet is positioned on the vertical track; Described vertical counterweight is positioned on the vertical pallet; Described vertical pallet withstands bearing plate, and described horizontal slip track is arranged on the horizontal steel plate, and described down cut box is arranged on the horizontal slip track; Described upward shear box aligns with the down cut box and is connected to form shear box; Place the soil body in the shear box, apply vertical load through bearing plate soil body in shear box, described soft wire rope connects down cut box and level tray respectively through pulley; Described horizontal counterweight is placed on the level tray, applies horizontal loading;
Described data acquisition system (DAS) comprises displacement meter, pulling force sensor, wireless launcher, wireless transceiver and computing machine; Described displacement meter is connected with the down cut box; Described pulling force sensor is arranged between down cut box and the soft wire rope; Described displacement meter is connected wireless launcher with pulling force sensor, and described wireless transceiver is connected with computing machine;
Described data handling system shows the displacement and the payload data of data acquisition system (DAS) collection automatically, and is kept in the computing machine, provides displacement time curve figure respectively, for given soil body shear force, realizes the automatic early-warning function.
2. the geotechnological shear rheology appearance of a kind of intelligence according to claim 1 is characterized in that described steel column and girder steel are welded into bracing frame, and with its on the welding of horizontal steel plate.
3. the geotechnological shear rheology appearance of a kind of intelligence according to claim 1 is characterized in that described vertical loading system also comprises vertical supports, and described vertical supports is fixed on the horizontal steel plate.
4. the geotechnological shear rheology appearance of a kind of intelligence according to claim 3 is characterized in that, described displacement meter one end is connected with the down cut box, and the other end is fixed on the vertical supports.
5. the geotechnological shear rheology appearance of a kind of intelligence according to claim 3 is characterized in that described level also comprises horizontal top to loading system, and described horizontal top is arranged between vertical supports and the last shear box.
6. the geotechnological shear rheology appearance of a kind of intelligence according to claim 1 is characterized in that described data handling system can realize teleprocessing and monitoring function.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110321240.8A CN102393354B (en) | 2011-10-20 | 2011-10-20 | Intelligent soil engineering shear rheometer |
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| CN201110321240.8A CN102393354B (en) | 2011-10-20 | 2011-10-20 | Intelligent soil engineering shear rheometer |
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| CN102393354B CN102393354B (en) | 2014-06-25 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017707A (en) * | 2012-12-03 | 2013-04-03 | 河海大学 | Device and method for accurately measuring displacement |
| CN103290864A (en) * | 2013-06-14 | 2013-09-11 | 东南大学 | Device suitable for horizontal and vertical combined loading of pile foundation |
| CN103543098A (en) * | 2013-10-30 | 2014-01-29 | 西南交通大学 | Shear rheological device for air wrapped rheological property research in high-speed and long-range landslide |
| CN105158441A (en) * | 2015-09-19 | 2015-12-16 | 桂林理工大学 | Device for dry-wet cycle under condition of simulating soil bearing in engineering |
| CN105699215A (en) * | 2016-01-14 | 2016-06-22 | 西北大学 | Novel soft-rock shearing rheometer |
| CN106226173A (en) * | 2016-10-12 | 2016-12-14 | 山西省交通科学研究院 | A kind of vacuum preloading soil under action body detrusion measurement apparatus and measuring method |
| CN106373476A (en) * | 2016-08-26 | 2017-02-01 | 上海交通大学 | Rotary flume test device for making small debris flow |
| CN106644226A (en) * | 2017-02-06 | 2017-05-10 | 中国航天空气动力技术研究院 | Frictional resistance calibrating device aiming at liquid crystal coating |
| CN108362579A (en) * | 2018-05-25 | 2018-08-03 | 中国电建集团成都勘测设计研究院有限公司 | Portable rock mass direct shearing test device |
| CN108827759A (en) * | 2018-07-12 | 2018-11-16 | 华北科技学院 | Mineral rheology disturbance effect instrument shock vibration system |
| CN109030345A (en) * | 2018-07-13 | 2018-12-18 | 中国葛洲坝集团国际工程有限公司 | A kind of face-plate of rockfill dam base surface restraint stress detection method |
| CN113447398A (en) * | 2021-06-18 | 2021-09-28 | 沈阳理工大学 | Testing device and testing method for steel fiber concrete fluidity representation |
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| CN101498650A (en) * | 2009-02-23 | 2009-08-05 | 北京交通大学 | Five-ganged rock uniaxle rheometer |
| CN101968415A (en) * | 2010-10-21 | 2011-02-09 | 重庆大学 | Direct shear tester for field undisturbed soils |
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- 2011-10-20 CN CN201110321240.8A patent/CN102393354B/en not_active Expired - Fee Related
Patent Citations (4)
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| JP2002162326A (en) * | 2000-11-24 | 2002-06-07 | Kyushu Electric Power Co Inc | Device for testing discontinuous plane in rock |
| CN101105432A (en) * | 2007-06-13 | 2008-01-16 | 长安大学 | Cutting creep instrument |
| CN101498650A (en) * | 2009-02-23 | 2009-08-05 | 北京交通大学 | Five-ganged rock uniaxle rheometer |
| CN101968415A (en) * | 2010-10-21 | 2011-02-09 | 重庆大学 | Direct shear tester for field undisturbed soils |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103017707B (en) * | 2012-12-03 | 2015-04-29 | 河海大学 | Device for accurately measuring displacement |
| CN103017707A (en) * | 2012-12-03 | 2013-04-03 | 河海大学 | Device and method for accurately measuring displacement |
| CN103290864A (en) * | 2013-06-14 | 2013-09-11 | 东南大学 | Device suitable for horizontal and vertical combined loading of pile foundation |
| CN103290864B (en) * | 2013-06-14 | 2015-07-01 | 东南大学 | Device suitable for horizontal and vertical combined loading of pile foundation |
| CN103543098A (en) * | 2013-10-30 | 2014-01-29 | 西南交通大学 | Shear rheological device for air wrapped rheological property research in high-speed and long-range landslide |
| CN103543098B (en) * | 2013-10-30 | 2015-10-07 | 西南交通大学 | The shear rheology device that air-flow becomes characteristic research is wrapped up in for high-speed shadowgraph technique |
| CN105158441A (en) * | 2015-09-19 | 2015-12-16 | 桂林理工大学 | Device for dry-wet cycle under condition of simulating soil bearing in engineering |
| CN105699215B (en) * | 2016-01-14 | 2018-12-14 | 西北大学 | A kind of soft rock shear rheology instrument |
| CN105699215A (en) * | 2016-01-14 | 2016-06-22 | 西北大学 | Novel soft-rock shearing rheometer |
| CN106373476A (en) * | 2016-08-26 | 2017-02-01 | 上海交通大学 | Rotary flume test device for making small debris flow |
| CN106226173A (en) * | 2016-10-12 | 2016-12-14 | 山西省交通科学研究院 | A kind of vacuum preloading soil under action body detrusion measurement apparatus and measuring method |
| CN106226173B (en) * | 2016-10-12 | 2020-09-15 | 山西省交通科学研究院 | Device and method for measuring shearing deformation of soil under vacuum preloading effect |
| CN106644226A (en) * | 2017-02-06 | 2017-05-10 | 中国航天空气动力技术研究院 | Frictional resistance calibrating device aiming at liquid crystal coating |
| CN106644226B (en) * | 2017-02-06 | 2022-09-06 | 中国航天空气动力技术研究院 | Friction resistance calibration device for liquid crystal coating |
| CN108362579A (en) * | 2018-05-25 | 2018-08-03 | 中国电建集团成都勘测设计研究院有限公司 | Portable rock mass direct shearing test device |
| CN108827759A (en) * | 2018-07-12 | 2018-11-16 | 华北科技学院 | Mineral rheology disturbance effect instrument shock vibration system |
| CN108827759B (en) * | 2018-07-12 | 2020-08-07 | 华北科技学院 | Impact disturbance system of rock rheological disturbance effect instrument |
| CN109030345A (en) * | 2018-07-13 | 2018-12-18 | 中国葛洲坝集团国际工程有限公司 | A kind of face-plate of rockfill dam base surface restraint stress detection method |
| CN113447398A (en) * | 2021-06-18 | 2021-09-28 | 沈阳理工大学 | Testing device and testing method for steel fiber concrete fluidity representation |
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