CN105181928B - Geotechnical engineering oil disintegration test device and method - Google Patents
Geotechnical engineering oil disintegration test device and method Download PDFInfo
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- CN105181928B CN105181928B CN201510480860.4A CN201510480860A CN105181928B CN 105181928 B CN105181928 B CN 105181928B CN 201510480860 A CN201510480860 A CN 201510480860A CN 105181928 B CN105181928 B CN 105181928B
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- disintegrate
- box
- lanyard
- groove
- scale
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
Abstract
The invention provides a soil disintegration test device for geotechnical engineering. The device consists of a disintegration box, a disintegration groove, a first hanging rope, a balance bar, a bracket, a contrast box, a second hanging rope, and a contrast groove. The disintegration groove is a container structure. The bottom of the disintegration box is provided with metal meshes to place a soil disintegration sample, and the disintegration box is hung at one side of the balance bar through the first hanging rope. The balance bar is disposed on the bracket, and the contrast box is disposed at the other side of the balance bar through the second hanging rope. The contrast groove is a transparent glass container, and the outer surface is provided with first scale. The first hanging rope is fixedly hung at one side of the balance bar. The second hanging rope has a hanging buckle, and can move at the other side of the balance bar. The balance bar is provided with second scale at one side of the second hanging rope.
Description
Technical field
The present invention relates to a kind of soil disintegration test device, be especially for the soil disintegration test device of Geotechnical Engineering.
Background technology
In Geotechnical Engineering, disintegrate is called humidifying, refers to that soil ruptures the phenomenon of disintegration, slump or strength reduction in hydrostatic.The mechanism of disintegration of soil is closely related with the generating process of Soil erosion, is one of the essential condition that occurs of Soil erosion, is the important soil physical index evaluating the Soil erosion order of severity.Evaluate soil disintegration and mainly use three indexs: disintegration time, disintegrate feature and disintegration rate, these three index can the objective comprehensive disintegrating procedue showing soil.
At Geotechnical Engineering scientific research, teaching practice and production field, when mechanics index of physics is measured in testing Geotechnical Engineering, need to study the disintegrative of soil pattern, it usually needs use soil disintegration test device is tested for the disintegrating property of soil.
In prior art, 200910273061.4 patent of invention disclose a kind of soil disintegration tester, it includes rule, screen cloth and the blister equipped with high-density matter, screen cloth hangs on rule lower end, blister equipped with high-density matter is connected to screen cloth lower end, and rule, screen cloth and the blister equipped with high-density matter are positioned in the container being loaded with liquid；Along with the disintegrate of soil, soil enters liquid, and rule high scale changes.According to time, glass tubing high scale situation of change, it may be determined that the disintegration rate of different-grain diameter disintegrate thing.The patent of invention of 201110356496.2, it is proposed that a kind of soil disintegrating tester, is to be made up of scale, blister, lead button, hanging box, screen cloth, glass container with a scale and earth sample.Being connected, by scale, blister and scale, the buoyant device formed to be placed in glass container with a scale, scale lower end is connected with blister upper end, and hanging box ties up to the junction of scale and blister, blister is placed in hanging box, blister, built with lead button, is furnished with screen cloth bottom hanging box, screen cloth is placed earth sample；This invention makes earth sample be dipped in liquid by buoyant device, and when earth sample starts disintegrate, due to the reduction of gravity, buoyant device upwards floats, and can judge the displacement of floating according to the scale of scale above buoyant device.
Above-mentioned experimentation of the prior art there is also some problems, as rule, scale enter in water and be not easy correction, need to use the high-density matters such as lead button as blister, the shortcomings such as the epidemic situation comparison that reaches more stable is difficult,
In order to overcome above-mentioned technological deficiency, proposing a kind of soil disintegration test device in my earlier application, it, by arranging contrast box and the comparison groove of gimbal lever's opposite side, makes disintegrate box be in real-time stabilization state, and by reading the level scale on comparison groove, it is used for determining soil disintegration state.But, in this application when the gimbal lever initially adjusts balance, need to inject soil, if soil injection rate is too much in contrast box, in addition it is also necessary to taking out soil, balancing speed is slower.
Summary of the invention
The invention provides a kind of soil disintegration test device, it is possible to overcome the drawbacks described above of prior art.
As one aspect of the present invention, it is provided that a kind of soil disintegration for Geotechnical Engineering tests device, including disintegrate box, disintegrate groove, the first lanyard, balance bar, support, contrast box, the second lanyard and comparison groove；Described disintegrate groove is structure of container, can accommodate water inside it；Described disintegrate cassette bottom portion arranges metal mesh opening, is used for placing soil disintegration sample, and it is suspended on described balance bar side by described first lanyard；Described balance bar is arranged on the bracket, and described contrast box is arranged on the other side of described balance bar by the second lanyard, and described contrast box is positioned at inside described comparison groove；Described comparison groove is transparent glass container, can accommodate water in it, and its outer surface arranges the first scale；It is characterized in that: described first lanyard is fixing is suspended on described gimbal lever side；Described second lanyard has and buckles, and it can move in the other side of the described gimbal lever；The described gimbal lever is provided with the second scale in the side of described second lanyard.
Preferably, also include that the weights of specified weight, described weights can be fixed on inside described contrast box.
Preferably, described balance bar position of the fulcrum arranges level indicator.
Preferably, the size of described wire netting eyelet is 10mmx10mm, 5mmx5mm, 2mmx2mm, 1mmx1mm or 0.5mmx0.5mm.
Preferably, described contrast box and described disintegrate box have identical floor space, and quality is the most identical；Described contrast cassette bottom portion is for sealing structure.
Preferably, described scale originates in the middle part of described comparison groove, and upwardly extends.
Preferably, the water level in described disintegrate groove is equal to the starting point of described scale.
Preferably, the height of described contrast box is higher than described disintegrate box.
Preferably, described disintegrate box has multiple layer metal net, and the mesh of each layer wire netting is sequentially reduced from top to bottom.
As another aspect of the present invention, provide the method for testing of above-mentioned soil disintegration test device, comprise the steps: 1) in disintegrate groove and comparison groove, inject water respectively, making the distribution of its water level be in the first water level and the second water level, wherein the second water level is consistent with the scale starting point of comparison groove；2) soil sample to be tested is placed in disintegrate box, and weights is put in contrast box；3) disintegrate box and contrast box are respectively put in disintegrate groove and comparison groove, move contrast box in gimbal lever side by the second lanyard, be in level by the eye-level Yi Shi gimbal lever, record the initial value of now the second scale corresponding to the second lanyard；4) timing and observe the disintegration phenomenon of soil sample, the first scale numerical value that the water level that reads in a comparison groove for every 30 seconds is corresponding；5) after disintegrate terminates, move contrast box in gimbal lever side by the second lanyard, be in level by the eye-level Yi Shi gimbal lever, the end value of record now the second scale corresponding to the second lanyard；6) disintegration rate and the avalanche amount of different time sections pedotheque is determined according to the first calibration data that the water level in comparison groove is corresponding；Initial value according to the second scale and end value, determine the final surplus of pedotheque.
Accompanying drawing explanation
Accompanying drawing 1 is the schematic diagram of soil disintegration of the present invention test device.
Detailed description of the invention
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The disintegrate test device of the embodiment of the present invention is as it is shown in figure 1, include balance bar support 5 and the balance bar 4 being arranged on.Level indicator 10 it is provided with, for assisting the level adjusting balance bar 4 in the middle of balance bar.The left side of balance bar 4 is provided with disintegrate box 1, disintegrate groove 2 and the first lanyard 3, and right side is provided with contrast box 7, comparison groove 8 and the second lanyard 11.
Disintegrate box 1 is used for placing soil disintegration sample, is provided with metal mesh opening bottom it, and the pedotheque after disintegrate is escaped in the water of disintegrate groove 2 by metal mesh opening.The metal mesh opening of different-diameter can be set for different samples, wire netting eyelet can be dimensioned to 10mmx10mm, 5mmx5mm, 2mmx2mm, 1mmx1mm or 0.5mmx0.5mm.Preferably, can arrange multiple layer metal net at disintegrate box 1, the mesh of each layer wire netting is sequentially reduced from top to bottom, thus the metal mesh opening that the disintegrate thing of different-grain diameter is by different-diameter, finally it is deposited on different wire nettings.
Disintegrate groove 2 is structure of container, and its inner containment has water.Disintegrate box 1 is suspended on the side of balance bar 4 by lanyard 3 is fixing, and it is in the water of disintegrate groove 2, enables the soil disintegrate in disintegrate groove 2 within disintegrate box 1.
The opposite side of balance bar 4 is provided with contrast box 7, comparison groove 8 and the second lanyard 11.This side of balance bar 4 is provided with scale 14.Second lanyard 11 has and buckles 13.Contrast box 7 buckles 13 these sides being arranged on balance bar 4 by lanyard 11, can change its position in the gimbal lever 4 by buckling the movement of 13, from but the gimbal lever 4 is in level.Clamp can be set buckling on 13 so that it is after the gimbal lever 4 level, be fixed in the gimbal lever.Weights 12 is for the level of the gimbal lever, and it can be fixed on the bottom of contrast box 7.Weights 12 can be one or more, can be equal in quality or different quality.
Comparison groove 8 is transparent glass container, accommodates water in it, and its outer surface arranges scale 9, and it is internal that contrast box 7 is positioned at comparison groove 8.Preferably, contrast box 7 can be set to have the container of identical floor space and quality with disintegrate box 1, for sealing structure bottom contrast box 7, the water in comparison groove 8 cannot be introduced into contrasting the inside of box 7.The scale 9 of comparison groove 8 originates in the middle part of comparison groove 8, and upwardly extends.Initial water level in disintegrate groove 8 is equal to the starting point of scale 9.
The method of testing of the disintegrate test device of the embodiment of the present invention, comprises the steps: 1) in disintegrate groove 2 and comparison groove 9, inject water respectively so that it is and water level distribution is in the first water level and the second water level, and wherein the second water level is consistent with the scale starting point of comparison groove 9；2) soil sample to be tested is placed in disintegrate box 1, and weights 12 is put in contrast box 7；3) disintegrate box 1 and contrast box 7 are respectively put in disintegrate groove 2 and comparison groove 9, contrast box 7 is moved by the second lanyard 11 in the gimbal lever 4 side, the gimbal lever 4 is made to be in level by eye-level instrument 10, the initial value of record now the second scale corresponding to the second lanyard 11；4) pedotheque disintegrate in disintegrate box 1, soil after disintegrate enters in water by metal mesh opening, thus in disintegrate box, soil reduces on the left of balance bar 4, weight reduction, contrast box 7 on the right side of balance bar 4 is downwardly in the water of comparison groove 8, makes the water level of comparison groove 8 increase, and the scale numerical value of its correspondence raises, contrast box 7 is by water buoyancy upwards in comparison groove 8, so that balance bar 4 is in new poised state；Timing and observe the disintegration phenomenon of soil sample, the calibration data that the water level that reads in comparison groove 8 for every 30 seconds is corresponding, the reacting condition of this time and the numerical value dynamic speed of sample disintegrate；5), after disintegrate terminates, move contrast box 7 in the gimbal lever 4 side by the second lanyard 11, make the gimbal lever 4 be in level by eye-level instrument 10, the end value of record now the second scale corresponding to the second lanyard 11；6) disintegration rate and the avalanche amount of different time sections pedotheque is determined according to the calibration data that the water level in comparison groove 8 is corresponding；Initial value according to the second scale and end value, determine the final surplus of pedotheque.
Above-described embodiment is only used for exemplary expression present disclosure.It addition, those skilled in the art also can do other change in spirit of the present invention, without departing from the technique effect of the present invention.These changes done according to present invention spirit, within all should being included in scope of the present invention.
Claims (4)
1. for a soil disintegration test device for Geotechnical Engineering, including disintegrate box, disintegrate groove, the first lanyard, balance bar, support, contrast box, the second lanyard and comparison groove；Described disintegrate groove is structure of container, can accommodate water inside it；Described disintegrate cassette bottom portion arranges metal mesh opening, is used for placing soil disintegration sample, and it is suspended on described balance bar side by described first lanyard；It is characterized in that: described balance bar is arranged on the bracket, and described contrast box is arranged on the other side of described balance bar by the second lanyard, and described contrast box is positioned at inside described comparison groove；Described comparison groove is transparent glass container, can accommodate water in it, and its outer surface arranges the first scale；Described first lanyard is fixing is suspended on described gimbal lever side；Described second lanyard has and buckles, and it can move in the other side of the described gimbal lever；The described gimbal lever is provided with the second scale in the side of described second lanyard；Also include that the weights of specified weight, described weights can be fixed on inside described contrast box；Described balance bar position of the fulcrum arranges level indicator.
Device the most according to claim 1, it is characterised in that: described first scale originates in the middle part of described comparison groove, and upwardly extends.
Device the most according to claim 2, it is characterised in that: when the described gimbal lever is in level, the bottom of described contrast box is identical with described first scale starting point height.
4. a method of testing for the device described in claim 3, comprises the steps: 1) in disintegrate groove and comparison groove, inject water respectively so that it is and water level distribution is in the first water level and the second water level, and wherein the second water level is consistent with the scale starting point of comparison groove；2) soil sample to be tested is placed in disintegrate box, and weights is put in contrast box；3) disintegrate box and contrast box are respectively put in disintegrate groove and comparison groove, move contrast box in gimbal lever side by the second lanyard, be in level by the eye-level Yi Shi gimbal lever, record the initial value of now the second scale corresponding to the second lanyard；4) timing and observe the disintegration phenomenon of soil sample, the first scale numerical value that the water level that reads in a comparison groove for every 30 seconds is corresponding；5) after disintegrate terminates, move contrast box in gimbal lever side by the second lanyard, be in level by the eye-level Yi Shi gimbal lever, the end value of record now the second scale corresponding to the second lanyard；6) disintegration rate and the avalanche amount of different time sections pedotheque is determined according to the first calibration data that the water level in comparison groove is corresponding；Initial value according to the second scale and end value, determine the final surplus of pedotheque.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610493126.6A CN106198925B (en) | 2015-08-07 | 2015-08-07 | The soil disintegration test device and test method of geotechnical engineering |
| CN201510480860.4A CN105181928B (en) | 2015-08-07 | 2015-08-07 | Geotechnical engineering oil disintegration test device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510480860.4A CN105181928B (en) | 2015-08-07 | 2015-08-07 | Geotechnical engineering oil disintegration test device and method |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610493126.6A Division CN106198925B (en) | 2015-08-07 | 2015-08-07 | The soil disintegration test device and test method of geotechnical engineering |
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| Publication Number | Publication Date |
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| CN105181928A CN105181928A (en) | 2015-12-23 |
| CN105181928B true CN105181928B (en) | 2017-01-11 |
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| CN201610493126.6A Active CN106198925B (en) | 2015-08-07 | 2015-08-07 | The soil disintegration test device and test method of geotechnical engineering |
| CN201510480860.4A Expired - Fee Related CN105181928B (en) | 2015-08-07 | 2015-08-07 | Geotechnical engineering oil disintegration test device and method |
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| CN201610493126.6A Active CN106198925B (en) | 2015-08-07 | 2015-08-07 | The soil disintegration test device and test method of geotechnical engineering |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106932554A (en) * | 2017-03-10 | 2017-07-07 | 贵州理工学院 | A kind of soil body is disintegrated critical moisture content method of testing and disintegration tester |
| CN109001436A (en) * | 2018-08-15 | 2018-12-14 | 西京学院 | A kind of ground slaking test device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RO109008B1 (en) * | 1992-02-27 | 1994-10-31 | Vlad Gradin | Density determination device of earths which are in natural and dried state |
| CN2152214Y (en) * | 1993-04-29 | 1994-01-05 | 黑龙江省水利科学研究所 | Weighing type measuring instrument for soil water content evapouration and distribution |
| CN100573149C (en) * | 2006-07-12 | 2009-12-23 | 哈尔滨工业大学 | The self-operated measuring unit of volume change of concrete |
| CN201397328Y (en) * | 2009-04-01 | 2010-02-03 | 长安大学 | Large test loess block disintegration tester |
| CN102435719A (en) * | 2011-12-01 | 2012-05-02 | 湖南科技大学 | Large-scale granite residual soil disintegration apparatus |
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- 2015-08-07 CN CN201610493126.6A patent/CN106198925B/en active Active
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| CN106198925A (en) | 2016-12-07 |
| CN105181928A (en) | 2015-12-23 |
| CN106198925B (en) | 2018-05-22 |
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Inventor after: Liu Yongsheng Inventor after: Wu Yun Inventor after: Lv Shaoyong Inventor before: Han Shaopeng |
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Effective date of registration: 20160918 Address after: 330013 Jiangxi city of Nanchang Province East Shuanggang Street No. 808 Applicant after: East-China Communication Univ Address before: 054000 Xingtai Province, Gao Qiao Road, No. 79, Hebei Applicant before: Han Shaopeng |
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